1 2008-12-15 Adam Nemet <anemet@caviumnetworks.com>
3 * config/mips/mips.c (mips_output_conditional_branch): Assert that
4 openrands[1] is a CODE_LABEL.
6 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
8 * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to
9 the result of mips_prepare_builtin_target.
11 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
13 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls
14 if TARGET_ABICALLS is true.
16 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
18 * config/mips/mips.md (move_doubleword_fpr<mode>): Use
19 TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case.
21 2008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com>
23 * config/picochip/picochip.c (picochip_override_options): Disable CFI
24 asm and change the signature of brev and byteSwap functions to use
26 * config/picochip/picochip.md (commsTestPort): This is a complex
27 instruction and should not be vliwed. Dont set insn type.
29 2008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com>
30 * config/s390/s390.c (s390_swap_cmp): New function.
31 (s390_non_addr_reg_read_p): New function.
32 (s390_z10_optimize_cmp): New function.
33 (s390_reorg): Added call to s390_optimize_cmp.
34 * config/s390/s390.md (nop1): New insn.
36 2008-12-12 Rainer Emrich <r.emrich@de.tecosim.com>
39 * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path
40 for the milli.a library.
42 2008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com>
43 Peter Bergner <bergner@vnet.ibm.com>
46 * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the
47 TOC into the call pattern.
48 (call_indirect_aix64): Likewise.
49 (call_value_indirect_aix32): Likewise.
50 (call_value_indirect_aix64): Likewise.
51 (call_indirect_nonlocal_aix32_internal): New insn and split patterns
52 to split off the load of the TOC.
53 (call_indirect_nonlocal_aix32): Enable only after reload.
54 (call_indirect_nonlocal_aix64_internal): New insn and split patterns
55 to split off the load of the TOC.
56 (call_indirect_nonlocal_aix64): Enable only after reload.
57 (call_value_indirect_nonlocal_aix32_internal): New insn and split
58 patterns to split off the load of the TOC.
59 (call_value_indirect_nonlocal_aix32): Enable only after reload.
60 (call_value_indirect_nonlocal_aix64_internal): New insn and split
61 patterns to split off the load of the TOC.
62 (call_value_indirect_nonlocal_aix64): Enable only after reload.
64 2008-12-12 Andreas Schwab <schwab@suse.de>
67 2008-12-12 Andreas Schwab <schwab@suse.de>
68 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
71 2008-12-12 Zdenek Dvorak <ook@ucw.cz>
73 PR tree-optimization/32044
74 * tree-scalar-evolution.h (expression_expensive_p): Declare.
75 * tree-scalar-evolution.c (expression_expensive_p): New function.
76 (scev_const_prop): Avoid introducing expensive expressions.
77 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto.
79 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
82 * graphite.c (nb_reductions_in_loop): Use simple_iv.
84 2008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
86 * config/i386/x86intrin.h: New header file to support all x86
88 * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h
90 2008-12-12 H.J. Lu <hongjiu.lu@intel.com>
93 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
96 2008-12-12 Andreas Schwab <schwab@suse.de>
98 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
101 2008-12-12 Uros Bizjak <ubizjak@gmail.com>
103 * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands.
104 Use Pmode for scratch reg.
105 (*mb_internal): Use (match_dup 0) for unspec operand.
107 2008-12-12 Alexandre Oliva <aoliva@redhat.com>
109 * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
110 floor_log2 of zero. Negate widened zero.
112 2008-12-12 Ben Elliston <bje@au.ibm.com>
114 * config/fp-bit.c (nan): Rename from this ...
115 (makenan): ... to this.
117 2008-12-11 Adam Nemet <anemet@caviumnetworks.com>
119 * config/mips/mips.md (*branch_bit<bbv><mode>,
120 *branch_bit<bbv><mode>_inverted): Renumber operands so that the
121 label becomes operands[1].
123 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
125 PR tree-optimization/38446
126 * graphite.c (register_bb_in_sese): New.
127 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
128 looking at the bbs in the region.
129 * graphite.h (sese): Add region_basic_blocks pointer set to
130 structure and initialize at the time of defining new scop.
132 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
134 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
135 (find_params_in_bb): Do not free data refs.
136 (free_graphite_bb): Add FIXME on disabled free_data_refs.
138 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
140 * graphite.c (struct ivtype_map_elt): New.
141 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
142 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
143 gcc_type_for_cloog_iv): New.
144 (loop_iv_stack_patch_for_consts): Use the type of the induction
145 variable from the original loop, except for the automatically
146 generated loops, i.e., in the case of a strip-mined loop, in
147 which case there is no original loop: in that case just use
149 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
150 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
151 (clast_name_to_gcc): Accept params to be NULL.
152 (clast_to_gcc_expression): Take an extra parameter for the type.
153 Convert to that type all the expressions built by this function.
154 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
155 (graphite_translate_clast_equation): Compute the type of the
156 clast_equation before translating its LHS and RHS.
157 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
158 (graphite_create_new_loop): Compute the type of the induction
159 variable before translating the lower and upper bounds and before
160 creating the induction variable.
161 (rename_variables_from_edge, rename_phis_end_scop): New.
162 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
163 (sese_add_exit_phis_edge): Do not use integer_zero_node.
164 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
165 compute_cloog_iv_types): New.
166 (gloog): Call compute_cloog_iv_types before starting the
167 translation of the clast.
169 * graphite.h (struct graphite_bb): New field cloog_iv_types.
170 (GBB_CLOOG_IV_TYPES): New.
171 (debug_ivtype_map): Declared.
172 (oldiv_for_loop): New.
174 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
177 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
178 (param_index): Assert if parameter is not know after parameter
180 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
181 (find_scop_parameters): Mark, that we have finished parameter
183 (graphite_transform_loops): Move condition detection before parameter
185 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
187 2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
190 * emutls.c (__emutls_get_address): Make sure offset is really zero
191 before initializing the object's offset.
193 2008-12-11 Jakub Jelinek <jakub@redhat.com>
196 * gimplify.c (gimplify_init_constructor): Don't force constructor
197 into memory if there is just one nonzero element.
199 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
201 Fix testsuite/gfortran.dg/graphite/id-4.f90.
202 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
205 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
207 * graphite.c (build_scops_1): Initialize open_scop.exit
210 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
211 Jan Sjodin <jan.sjodin@amd.com>
212 Harsha Jagasia <harsha.jagasia@amd.com>
224 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
225 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
227 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
228 * Makefile.in (graphite.o): Depend on value-prof.h.
229 (graphite.o-warn): Removed -Wno-error.
230 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
231 to be a NULL pointer. Call update_stmt. Return the newly created
232 cannonical induction variable.
234 * graphite.h (debug_rename_map): Declared. Fix some comments.
236 * graphite.c: Reimplement the code generation from graphite to gimple.
237 Include value-prof.h.
238 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
239 (get_old_iv_from_ssa_name): Removed.
240 (graphite_stmt_p): New.
241 (new_graphite_bb): Test for useful statements before building a
242 graphite statement for the basic block.
243 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
244 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason.
245 (recompute_all_dominators, graphite_verify,
246 nb_reductions_in_loop, graphite_loop_normal_form): New.
247 (scop_record_loop): Call graphite_loop_normal_form.
248 (build_scop_loop_nests): Iterate over all the blocks of the
249 function instead of relying on the incomplete information from
250 SCOP_BBS. Return the success of the operation.
251 (find_params_in_bb): Use the data from GBB_DATA_REFS.
252 (add_bb_domains): Removed.
253 (build_loop_iteration_domains): Don't call add_bb_domains.
254 Add the iteration domain only to the basic blocks that have been
255 translated to graphite.
256 (build_scop_conditions_1): Add constraints only if the basic
257 block have been translated to graphite.
258 (build_scop_data_accesses): Completely disabled until data
259 dependence is correctly implemented.
260 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
261 (remove_all_edges_1, remove_all_edges): Removed.
262 (get_new_name_from_old_name): New.
263 (graphite_rename_variables_in_stmt): Renamed.
264 rename_variables_in_stmt. Call get_new_name_from_old_name.
265 Use replace_exp and update_stmt.
266 (is_old_iv): Renamed is_iv.
267 (expand_scalar_variables_stmt): Extra parameter for renaming map.
268 Use replace_exp and update_stmt.
269 (expand_scalar_variables_expr): Same. Use the map to get the
270 new names for the renaming of induction variables and for the
271 renaming of variables after a basic block has been copied.
272 (expand_scalar_variables): Same.
273 (graphite_rename_variables): Renamed rename_variables.
274 (move_phi_nodes): Removed.
275 (get_false_edge_from_guard_bb): New.
276 (build_iv_mapping): Do not insert the induction variable of a
277 loop in the renaming iv map if the basic block does not belong
279 (register_old_new_names, graphite_copy_stmts_from_block,
280 copy_bb_and_scalar_dependences): New.
281 (translate_clast): Heavily reimplemented: copy basic blocks,
282 do not move them. Finally, in call cleanup_tree_cfg in gloog.
283 At each translation step call graphite_verify ensuring the
284 consistency of the SSA, loops and dominators information.
285 (collect_virtual_phis, find_vdef_for_var_in_bb,
286 find_vdef_for_var_1, find_vdef_for_var,
287 patch_phis_for_virtual_defs): Removed huge hack.
288 (mark_old_loops, remove_dead_loops, skip_phi_defs,
289 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
290 gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed.
291 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
292 if_region_get_condition_block, if_region_set_false_region,
293 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
294 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
295 sese_add_exit_phis_edge, sese_add_exit_phis_var,
296 rewrite_into_sese_closed_ssa): New.
297 (gloog): Remove dead code. Early return if code cannot be
298 generated. Call cleanup_tree_cfg once the scop has been code
300 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
301 block loops with less than two loops.
302 (graphite_apply_transformations): Remove the call to
303 scop_remove_ignoreable_gbbs.
304 (limit_scops): When build_scop_loop_nests fails, continue on next
305 scop. Fix open_scop.entry.
306 (graphite_transform_loops): Call recompute_all_dominators: force the
307 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
308 Call initialize_original_copy_tables and free_original_copy_tables
309 to be able to copy basic blocks during code generation.
310 When build_scop_loop_nests fails, continue on next scop.
311 (value_clast): New union.
312 (clast_to_gcc_expression): Fix type cast warning.
314 2008-12-10 Richard Guenther <rguenther@suse.de>
316 PR tree-optimization/36792
317 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
320 2008-12-10 Daniel Berlin <dberlin@dberlin.org>
322 PR tree-optimization/36792
323 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set.
325 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
328 * dwarf2out.c (saved_do_cfi_asm): New.
329 (dwarf2out_do_frame): Take it into account.
330 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
332 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
335 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
336 variables initialized from SRAed bit fields.
338 2008-12-10 Martin Guy <martinwguy@yahoo.it>
341 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
342 result will be in an FPU register.
344 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
348 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
349 on the associated SYMBOL_REF_DECL node, if any.
351 2008-12-09 David Daney <ddaney@caviumnetworks.com>
353 * config/mips/sync.md (sync_<optab>_12): Replace
354 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
355 (sync_old_<optab>_12): Remove third paramater to
356 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
357 with MIPS_SYNC_OLD_OP_12_AND.
358 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
359 with MIPS_SYNC_NEW_OP_12_AND.
360 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
361 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
362 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
363 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
364 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
365 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
366 MIPS_SYNC_NEW_OP_12_XOR.
367 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
368 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
369 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
370 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
371 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
372 to implement new __sync_nand semantics.
373 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
374 remove third parameter.
375 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
376 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
377 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
378 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
379 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
380 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
381 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
382 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
384 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
386 * graphite.c (graphite_transform_loops): Always call find_transform ()
387 in ENABLE_CHECKING. So we test these code paths, even if we do not
390 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
392 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
394 2008-12-09 Jakub Jelinek <jakub@redhat.com>
397 * function.h (struct function): Add always_inline_functions_inlined.
398 * ipa-inline.c (cgraph_early_inlining): Set it to true.
399 * tree-optimize.c (execute_fixup_cfg): Likewise.
400 * builtins.c (avoid_folding_inline_builtin): New function.
401 (fold_call_expr): Don't optimize always_inline builtins before
403 (fold_call_stmt): Likewise.
404 (fold_builtin_call_array): Likewise. Don't call
405 fold_builtin_varargs for BUILT_IN_MD builtins.
407 PR tree-optimization/37416
408 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
410 2008-12-09 Janis Johnson <janis187@us.ibm.com>
412 * doc/sourcebuild.texi (Test Directives): Fix formatting.
414 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
416 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
418 * doc/invoke.texi (-fira-region): Describe new option.
419 (-fira-algorithm): Change the values.
421 * ira-conflicts.c (build_conflict_bit_table,
422 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
423 (ira_build_conflicts): Use flag flag_ira_region instead of
424 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
425 base registers for allocnos crossing calls.
427 * flags.h (enum ira_algorithm): Redefine.
428 (enum ira_region): New.
429 (flag_ira_region): New.
431 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
432 instead of flag_ira_algorithm.
434 * toplev.c (flag_ira_algorithm): Change the initial value.
435 (flag_ira_region): New.
437 * ira-int.h (ira_reg_classes_intersect_p,
438 ira_reg_class_super_classes): New.
440 * ira-color.c (update_copy_costs): Use
441 ira_reg_classes_intersect_p. Use right class to find hard reg index.
442 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
443 (assign_hard_reg): Ditto. Pass additional argument to
444 update_conflict_hard_regno_costs. Do not uncoalesce for priority
446 (allocno_priorities, setup_allocno_priorities,
447 allocno_priority_compare_func): Move before color_allocnos.
448 (color_allocnos): Add priority coloring. Use flag flag_ira_region
449 instead of flag_ira_algorithm.
450 (move_spill_restore): Check classes of the same reg allocno from
452 (update_curr_costs): Use ira_reg_classes_intersect_p.
453 (ira_reassign_conflict_allocnos): Ditto.
455 * opts.c (decode_options): Always set up flag_ira. Set up
456 flag_ira_algorithm. Warn CB can not be used for architecture.
457 (common_handle_option): Modify code for -fira-algorithm. Add code
458 to process -fira-region.
460 * ira-lives.c (update_allocno_pressure_excess_length): Process
462 (set_allocno_live, clear_allocno_live, mark_reg_live,
463 mark_reg_dead, process_bb_node_lives): Ditto.
465 * ira-emit.c (ira_emit): Fix insn codes.
467 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
468 instead of flag_ira_algorithm.
469 (allocno_range_compare_func): Ignore classes for priority coloring.
470 (setup_min_max_conflict_allocno_ids): Ditto.
471 (ira_flattening): Use ira_reg_classes_intersect_p.
473 * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT.
475 * common.opt (fira-algorithm): Modify.
478 * ira.c (setup_class_hard_regs): Initialize.
479 (setup_cover_and_important_classes): Modify code setting class
480 related info for priority coloring.
481 (setup_class_translate): Ditto.
482 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
483 (setup_reg_class_intersect_union): Rename to
484 setup_reg_class_relations. Add code for setting up new variables.
485 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
486 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
488 * ira-costs.c (common_classes): New.
489 (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm.
490 (find_allocno_class_costs): Ditto. Use common_classes. Translate
492 (ira_costs): Allocate/deallocate common_classes.
494 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
495 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
498 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
499 smallest_mode_for_size.
501 2008-12-10 Ben Elliston <bje@au.ibm.com>
503 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
505 2008-12-09 Jan Hubicka <jh@suse.cz>
507 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
509 2008-12-09 Jakub Jelinek <jakub@redhat.com>
511 PR tree-optimization/35468
512 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
515 2008-12-09 Richard Guenther <rguenther@suse.de>
517 PR tree-optimization/38445
518 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
520 (emit_alias_warning): Adjust.
522 2008-12-09 Andrew Haley <aph@redhat.com>
524 * fixed-value.c (do_fixed_add): Add comment.
525 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
526 * builtins.c (fold_builtin_sqrt): Likewise.
528 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
531 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
533 * calls.c (nitialize_argument_information): Add fntype argument
534 and use it for calls.promote_function_args.
535 (expand_call): Pass fntype to aggregate_value_p if no fndecl
536 available and pass additional fntype to
537 initialize_argument_information.
538 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
539 to get function abi type.
540 (init_cumulative_args): Use for abi kind detection fntype, when no
543 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
545 * config/s390/s390.md (movti, movdi_64, movdi_31,
546 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
547 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
549 (Integer->BLKmode splitter): Removed.
551 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
553 * config/alpha/alpha.c (alpha_set_memflags): Process memory
554 references in full insn sequence.
556 2008-12-09 Jason Merrill <jason@redhat.com>
558 * gimplify.c (gimplify_init_constructor): Revert to using < rather
559 than <= for sparseness test.
562 * gimplify.c (gimplify_init_constructor): Don't write out a static
563 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
566 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
569 Fix testsuite/gfortran.dg/graphite/id-3.f90.
570 * graphite.c (scopdet_basic_block_info): Fix bug that found some
571 regions more than once.
573 2008-12-09 Ben Elliston <bje@au.ibm.com>
575 * emutls.c (__emutls_get_address): Prototype.
576 (__emutls_register_common): Likewise.
578 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
580 2008-12-09 Ben Elliston <bje@au.ibm.com>
582 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
584 2008-12-08 Steve Ellcey <sje@cup.hp.com>
586 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
587 (nonlocal_goto_receiver): New instruction.
589 2008-12-08 Jakub Jelinek <jakub@redhat.com>
592 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
595 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
596 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
598 2008-12-08 Richard Henderson <rth@redhat.com>
601 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
602 (SET_TYPE_MODE): New.
603 * c-decl.c (parser_xref_tag): Use it.
604 (finish_enum): Likewise.
605 * tree.c (build_pointer_type_for_mode): Likewise.
606 (build_reference_type_for_mode, build_index_type): Likewise.
607 (build_range_type, make_vector_type): Likewise.
608 (build_common_tree_nodes_2): Likewise.
609 * stor-layout.c (compute_record_mode): Likewise.
610 (finalize_type_size, layout_type, make_fract_type): Likewise.
611 (make_accum_type, initialize_sizetypes): Likewise.
612 (vector_type_mode): New.
613 * function.c (allocate_struct_function): Call
614 invoke_set_current_function_hook before querying anything else.
616 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
618 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
620 * alias.c (find_base_term): Synch LO_SUM handling with what
621 find_base_value does.
623 2008-12-08 Andrew Haley <aph@redhat.com>
624 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
626 * gimple.h (gimple_build_try): Fix declaration.
628 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
629 * fixed-value.c (do_fixed_add): Likewise.
630 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
632 2008-12-08 Jakub Jelinek <jakub@redhat.com>
635 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
636 on parallel and task contexts.
638 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
640 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
642 2008-12-07 Richard Guenther <rguenther@suse.de>
644 PR tree-optimization/38405
645 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
646 not sign-extend truth values.
648 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
650 * tree-sra.c (scalarize_use): Create another temporary with the proper
651 type for signed types in the use_all && !is_output bitfield case.
653 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
655 PR rtl-optimization/36365
656 * df-core.c (df_worklist_dataflow_overeager): Remove.
657 (df_worklist_dataflow): Don't call it, use double-queue only.
658 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
660 2008-12-06 Jakub Jelinek <jakub@redhat.com>
663 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
664 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
666 2008-12-07 Ben Elliston <bje@au.ibm.com>
668 * gthr-single.h (__gthread_once): Adjust prototype to match all
669 other gthreads models.
671 2008-12-06 Jakub Jelinek <jakub@redhat.com>
673 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
674 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
677 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
678 operands to mult_type if it isn't narrower than op0's type.
680 2008-12-06 Jan Hubicka <jh@suse.cz>
681 Jakub Jelinek <jakub@redhat.com>
683 PR tree-optimization/38074
684 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
686 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
687 in both dirrection for first match heuristics.
688 (tree_bb_level_predictions): Disable noreturn heuristic when there
689 is no returning path.
691 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
693 PR rtl-optimization/38272
694 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
697 2008-12-05 Jakub Jelinek <jakub@redhat.com>
700 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
701 (pp_c_expression): Likewise.
703 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
706 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
708 2008-12-05 Jakub Jelinek <jakub@redhat.com>
711 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
712 arguments to HOST_WIDE_INT. If type has different signedness
713 than unsignedp or different precision from bitsize, create
714 the right type for BIT_FIELD_REF and cast to type.
715 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
718 2008-03-05 Richard Guenther <rguenther@suse.de>
720 * fold-const.c (fold_truthop): Remove code generating
721 BIT_FIELD_REFs of structure bases.
722 (fold_binary): Likewise.
723 (make_bit_field_ref): Remove.
724 (optimize_bit_field_compare): Remove.
725 (all_ones_mask_p): Remove.
727 2008-12-05 Jakub Jelinek <jakub@redhat.com>
729 * tree-sra.c (sra_explode_bitfield_assignment): Always
730 call unsigned_type_for, if the precision is higher than
731 needed, call build_nonstandard_integer_type.
734 * function.c (assign_parm_find_stack_rtl): If promoted_mode
735 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
739 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
740 only if internal_arg_pointer is a non-virtual pseudo.
742 2008-12-05 Joseph Myers <joseph@codesourcery.com>
744 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
745 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
746 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
748 2008-12-05 Jakub Jelinek <jakub@redhat.com>
750 PR tree-optimization/37716
751 * gimplify.c (gimplify_expr): Allow COND_EXPR if
752 gimplify_ctxp->allow_rhs_cond_expr.
754 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
756 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
757 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
759 (alpha_emit_conditional_branch): Do not generate direct branch
760 for UNORDERED comparisons.
762 2008-12-05 Andreas Schwab <schwab@suse.de>
764 * config/rs6000/linux-unwind.h (frob_update_context): Check for
767 2008-12-05 Jakub Jelinek <jakub@redhat.com>
770 * fold-const.c (fold_checksum_tree): Change buf type to union
773 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
776 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
778 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
780 2008-12-05 Ben Elliston <bje@au.ibm.com>
782 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
784 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
786 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
787 Gary Funck <gary@intrepid.com>
789 * cse.c (lookup_as_function): Delete mode frobbing code.
790 (equiv_constant): Re-implement it there for SUBREGs.
792 2008-12-04 Richard Guenther <rguenther@suse.de>
795 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
796 (tree-ssa-structalias.o): Remove errors.h dependency.
797 (tree-ssa-reassoc.o): Likewise.
798 * tree-ssa-reassoc.c: Do not include errors.h.
799 * tree-ssa-alias-warnings.c: Remove.
800 * tree-ssa-alias.c (compute_may_aliases): Remove call to
801 strict_aliasing_warning_backend.
802 * tree-ssa-structalias.c (emit_pointer_definition): New function.
803 (emit_alias_warning): Likewise.
804 (set_uids_in_ptset): Warn for clear cases of type-punning.
805 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
808 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
810 * cse.c (equiv_constant): Fix pasto.
812 2008-12-04 Nick Clifton <nickc@redhat.com>
814 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
815 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
816 formatting of quotes.
818 2008-12-04 Jakub Jelinek <jakub@redhat.com>
821 * fold-const.c (fold_checksum_tree): Allow modification of
824 2008-12-03 Jakub Jelinek <jakub@redhat.com>
827 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
828 have the right number of arguments.
830 2008-12-03 Richard Guenther <rguenther@suse.de>
833 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
836 2008-12-03 Tomas Bily <tbily@suse.cz>
839 * tree-loop-distribution.c (build_size_arg): New function.
840 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
841 Reorganized generating of stmts.
842 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
843 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
844 Indicate if analysis succeed.
845 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
846 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
847 Uses new definition of dr_analyze_innermost.
849 2008-12-03 Ben Elliston <bje@au.ibm.com>
851 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
853 2008-12-03 Jakub Jelinek <jakub@redhat.com>
855 PR tree-optimization/37716
856 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
857 all the needed operations as trees and gimplify_assign it to dst.
860 * configure.ac (gcc_cv_readelf): Look for readelf.
861 (gcc_cv_as_cfi_advance_working): Check for working
862 cfi advances with code alignment factor > 1.
863 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
865 * configure: Regenerated.
867 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
868 Jakub Jelinek <jakub@redhat.com>
869 Andrew Pinski <andrew_pinski@playstation.sony.com>
871 PR rtl-optimization/38281
872 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
873 set it to NULL_RTX afterwards.
875 * emit-rtl.c (set_insn_deleted): Fix formatting.
877 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
879 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
881 * config/mips/mips.md (IMOVE32): New mode iterator.
882 (movsi): Generalize with IMOVE32.
883 (*movsi_internal): Likewise.
884 (*mov<mode>_mips16): Likewise.
887 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
888 Maxim Kuvyrkov <maxim@codesourcery.com>
890 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
891 PC-relative addressing when compiling for uclinux PIC.
892 (__cmpdf_internal, __cmpsf_internal): Hide.
893 (__cmpdf, __cmpsf): Use PIC call sequence.
895 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
896 Jack Howarth <howarth@bromo.med.uc.edu>
898 * config/i386/t-darwin64: Add m32 multilib support.
900 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
902 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
904 2008-12-02 Jakub Jelinek <jakub@redhat.com>
907 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
908 before using it in POINTER_PLUS_EXPR.
910 2008-12-02 Richard Guenther <rguenther@suse.de>
912 PR tree-optimization/38359
913 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
916 2008-12-02 Martin Jambor <mjambor@suse.cz>
919 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
921 (forward_propagate_addr_into_variable_array_index): Check that the
922 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
923 than the gimple code directly.
925 2008-12-02 Ben Elliston <bje@au.ibm.com>
927 * config/spu/float_disf.c (__floatdisf): Prototype.
928 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
929 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
930 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
932 2008-12-02 DJ Delorie <dj@redhat.com>
934 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
935 (DWARF_CIE_DATA_ALIGNMENT): Define.
937 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
938 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
939 (xstormy16_expand_prologue): Likewise.
940 (xstormy16_expand_builtin_va_start): Likewise.
941 (xstormy16_gimplify_va_arg_expr): Likewise.
943 2008-12-02 Jakub Jelinek <jakub@redhat.com>
946 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
947 potentially returned from folding memcpy.
948 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
949 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
951 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
954 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
955 decoration of function RTL names here on Ada language.
957 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
959 PR rtl-optimization/38280
960 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
961 ira_rebuild_regno_allocno_list): New functions.
962 (regno_allocnos): New static variable.
963 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
964 Call ira_rebuild_regno_allocno_list.
966 2008-12-01 David Daney <ddaney@caviumnetworks.com>
967 Adam Nemet <anemet@caviumnetworks.com>
969 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
970 LINUX_DRIVER_SELF_SPECS.
972 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
974 PR rtl-optimization/37514
975 * reload1.c (reload_as_needed): Invalidate reg_last_reload
978 2008-12-01 Jakub Jelinek <jakub@redhat.com>
981 * c-omp.c (c_finish_omp_for): Only transform pointer
982 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
984 PR rtl-optimization/38245
985 * tree-vrp.c (abs_extent_range): New function.
986 (extract_range_from_binary_expr): Compute range
987 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
988 or includes zero or if vr1 is VR_RANGE and op0 has some
991 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
994 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
995 case by calculating ~(new_reg & val) instead of (~new_reg & val).
996 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
997 to (not:I48MODE (and:I48MODE (...))).
998 (sync_old_nand<mode>): Ditto.
999 (sync_new_nand<mode>): Ditto.
1001 2008-12-01 Nick Clifton <nickc@redhat.com>
1003 * config/stormy16/stormy16.md (CARRY_REG): New constant.
1004 Replace uses of the "y" register class with direct references to
1005 the CARRY_REG register.
1006 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
1007 register with clobbers of the carry register.
1008 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
1009 (xstormy16_split_cbranch): Remove redundant carry parameter.
1010 (xstormy16_expand_arith): Likewise.
1011 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
1012 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1013 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1014 (CARRY_REGNUM): Define.
1015 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
1017 (xstormy16_expand_arith): Likewise.
1019 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
1021 * config/score/score.h (IRA_COVER_CLASSES): Define.
1023 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
1026 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
1027 (divsi3_sp32): Add new alternative with 'K' for operand #2.
1028 (cmp_sdiv_cc_set): Factor common string.
1029 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
1031 (cmp_udiv_cc_set): Factor common string.
1033 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1036 * varasm.c (emutls_finish): Fix common registration.
1038 2008-11-29 Jakub Jelinek <jakub@redhat.com>
1041 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1043 2008-11-29 David Edelsohn <edelsohn@gnu.org>
1045 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
1046 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
1047 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
1048 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
1049 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
1050 Ignore sub-word case for now.
1051 (sync_nand<mode>_internal): Represent NAND in RTL.
1052 (sync_old_nand<mode): Same.
1053 (sync_old_name<mode>_internal): Same.
1054 (sync_new_nand<mode>): Same.
1055 (sync_new_nand<mode>_internal): Same.
1056 (sync_boolcshort_internal): Expect NAND.
1058 2008-11-28 Richard Guenther <rguenther@suse.de>
1060 PR tree-optimization/37955
1061 PR tree-optimization/37742
1062 * tree-vect-transform.c (vectorizable_store): Remove assert for
1064 (vectorizable_load): Likewise.
1066 2008-11-27 Richard Guenther <rguenther@suse.de>
1068 * tree-ssa-structalias.c (intra_create_variable_infos): Make
1069 a constraint for the static chain parameter.
1071 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1073 * config/bfin/bfin.opt (micplb): New option.
1074 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
1075 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
1076 ENABLE_WA_INDIRECT_CALLS): New macros.
1077 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
1079 (indirect_call_p): New function.
1080 (workaround_speculation): Handle anomaly 05-00-0426 when
1081 ENABLE_WA_INDIRECT_CALLS is true.
1082 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1083 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
1084 * doc/invoke.texi (Blackfin Options): Document -micplb.
1086 2008-11-26 DJ Delorie <dj@redhat.com>
1088 * config/m32c/mov.md ("extendhipsi2"): New.
1090 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
1092 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
1093 * config/m32c/mov.md (zero_extendqihi2): Likewise.
1095 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
1097 * config/mips/mips.md (clear_hazard): Rename to
1098 clear_hazard_<mode>. Use mode-specific addition.
1099 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
1100 or gen_clear_hazard_di depending on the size of Pmode.
1102 2008-11-26 DJ Delorie <dj@redhat.com>
1104 * configure.ac: Test m32c-elf-gas for .loc.
1105 * configure: Likewise.
1107 2008-11-26 Janis Johnson <janis187@us.ibm.com>
1110 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
1113 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
1115 * config/i386/sync.md (memory_barrier_nosse): Disable also for
1116 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
1117 (memory_barrier): Do not generate memory_barrier_nosse instruction
1119 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
1121 2008-11-26 Fredrik Unger <fred@tree.se>
1123 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
1124 function name from __floatundisf.
1125 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
1128 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
1129 Richard Guenther <rguenther@suse.de>
1131 PR tree-optimization/37869
1132 * tree-ssa-structalias.c (struct constraint_graph): Remove
1133 pt_used and number_incoming members.
1134 (build_pred_graph): Do not allocate them.
1135 (condense_visit): Do not use them.
1136 (label_visit): Likewise.
1137 (free_var_substitution_info): Do not free them.
1139 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
1141 * doc/invoke.texi (ira-max-loops-num): Change semantics.
1143 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
1145 * ira-color.c (allocno_spill_priority): New function.
1146 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
1147 Print more info about the spilled allocno.
1148 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
1149 checks on bad spill.
1151 * ira-build.c (loop_node_to_be_removed_p): Remove.
1152 (loop_compare_func, mark_loops_for_removal): New functions.
1153 (remove_uneccesary_loop_nodes_from_loop_t): Use member
1155 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
1157 * ira.c (ira): Don't change flag_ira_algorithm.
1159 * params.def (ira-max-loops-num): Change the value.
1161 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
1163 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
1164 Disable unsupported alternative for ColdFire,
1165 add new alternative that ColdFire can handle.
1167 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
1169 * regrename.c (merge_overlapping_regs): Add registers artificially
1170 defined at the top of the basic block to the set of live ones just
1171 before the first insn.
1173 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
1174 Joey Ye <joey.ye@intel.com>
1177 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
1178 false if we need to align the outgoing stack.
1179 (ix86_update_stack_boundary): Check parm_stack_boundary.
1181 2008-11-25 Richard Guenther <rguenther@suse.de>
1185 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
1186 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1187 in favor of dereferenced_ptrs.
1188 (init_alias_info): Adjust.
1189 (delete_alias_info): Likewise.
1190 (compute_flow_insensitive_aliasing): Properly
1191 include all aliased variables.
1192 (update_alias_info_1): Use dereferenced_ptrs.
1193 (setup_pointers_and_addressables): Likewise.
1194 (get_smt_for): Honor ref-all pointers and pointers with known alias
1196 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1198 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
1201 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1202 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1204 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1206 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1208 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1210 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1212 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1215 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1216 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1218 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
1220 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1221 UNSPECV_CMPXCHG_[12].
1222 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1223 UNSPECV_CMPXCHG_[12].
1226 * config/i386/sync.md (memory_barrier): New expander.
1228 2008-11-24 Jakub Jelinek <jakub@redhat.com>
1231 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1233 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1235 * pa.c (function_arg): Revert 2008-10-26 change.
1237 2008-11-23 Helge Deller <deller@gmx.de>
1239 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1240 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1241 succeeded and lws_ret is not equal to oldval.
1243 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1245 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1247 2008-11-22 Andreas Schwab <schwab@suse.de>
1249 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1252 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1254 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1255 Use constant 1 as the operand.
1256 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1257 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1258 gen_rdhwr_synci_step_di depending on the size of Pmode.
1260 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
1263 * config/i386/i386.md (SWI248): New mode iterator.
1264 (SWI32): Remove mode iterator.
1265 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1266 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1267 iterator. Generate popcnt mnemonic without mode extensions
1268 for Darwin x86 targets.
1269 (*popcount<mode>2_cmp): Ditto.
1270 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1271 extensions for Darwin x86 targets.
1273 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1275 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1276 only if HAVE_AS_SPARC_UA_PCREL is defined.
1278 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1280 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1281 allocno_costs value of the classees with the lowest total_costs
1282 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1283 (setup_allocno_cover_class_and_costs): ...rather than here.
1284 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1287 2008-11-22 Jakub Jelinek <jakub@redhat.com>
1290 * builtins.c (expand_builtin_apply_args): Emit sequence before
1291 parm_birth_insn instead of after entry_of_function's first insn.
1294 * function.c (assign_parm_remove_parallels): Pass
1295 data->passed_type as third argument to emit_group_store.
1298 * final.c (mark_symbol_refs_as_used): New function.
1299 * output.h (mark_symbol_refs_as_used): New prototype.
1300 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1301 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1302 * config/arm/arm.md (consttable_4): Likewise.
1305 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1307 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1310 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1311 propagate x = &a into *x = b if conversion from b to a's type is
1314 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1316 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1317 for the liveness computation of the new insn.
1319 2008-11-21 DJ Delorie <dj@redhat.com>
1321 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1322 Moves to/from below100 space (W) can only use r0-r7.
1324 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1327 * doc/invoke.texi (Optimization Options): Fix typo.
1329 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1330 Xuepeng Guo <xuepeng.guo@intel.com>
1332 * config.gcc (extra_headers): For x86 and x86-64, remove
1333 gmmintrin.h, add immintrin.h and avxintrin.h.
1335 * config/i386/gmmintrin.h: Renamed to ...
1336 * config/i386/avxintrin.h: This. Issue an error if
1337 _IMMINTRIN_H_INCLUDED is undedined.
1339 * config/i386/immintrin.h: New.
1341 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1344 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1345 mode of PLUS, not mode of the eliminated register.
1347 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1349 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1350 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1351 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1352 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1353 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1354 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1355 (*nand<mode>3): Rename to *andnot<mode>3.
1356 (*nandtf3): rename to *andnottf3.
1357 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1358 Use CODE_FOR_mmx_andnotv2si3.
1359 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1360 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1361 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1362 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1363 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1365 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1368 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1369 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1370 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1371 to (not:IMODE (and:IMODE (...))).
1372 (sync_old_nand<mode>): Ditto.
1373 (sync_new_nand<mode>): Ditto.
1375 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1377 * config/arm/thumb2.md (thumb2_casesi_internal,
1378 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1380 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1382 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1383 nand to the changed 4.4 semantic.
1385 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1388 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1389 (fold_builtin_memory_op): Handle even the case where just one
1390 of src and dest is an address of a var decl component, using
1391 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1392 and readonly_data_expr src check.
1393 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1396 PR rtl-optimization/36998
1397 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1398 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1399 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1400 stack_adjust_offset callers.
1401 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1403 (compute_barrier_args_size): Handle insns in annulled branches
1406 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1409 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1410 Handle cases when integer argument crosses argument register boundary.
1412 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1415 * config.gcc (i[34567]86-*-solaris2*): Don't include
1416 i386/t-crtstuff here.
1417 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1418 * config/i386/t-sol2: Move to libgcc/config/i386.
1420 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1423 * tlink.c: Include "libiberty.h".
1424 (initial_cwd): Change type into char *.
1425 (tlink_init): Call getpwd instead of getcwd.
1427 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1429 PR rtl-optimization/32283
1430 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1431 of the induction variable to decide whether it may wrap.
1432 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1433 initialization of the bound before the loop.
1434 * simplify-rtx.c (simplify_binary_operation_1): Add two
1435 simplifications regarding AND.
1436 (simplify_plus_minus): Only fail if no simplification is possible.
1437 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1439 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1442 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1443 checking until GIMPLE lowering.
1444 * gimple-low.c (check_call_args): New function.
1445 (lower_stmt) <case GIMPLE_CALL>: Call it.
1447 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1449 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1450 with the same type as the first operand of the AND expression.
1452 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1455 * ira-int.h (struct ira_loop_tree_node): New member
1456 entered_from_non_parent_p.
1458 * ira-color.c (print_loop_title): Print loop bbs.
1460 * ira-emit.c (entered_from_non_parent_p,
1461 setup_entered_from_non_parent_p): New functions.
1462 (not_modified_p): Rename to store_can_be_removed_p. Check there
1464 (generate_edge_moves): Use store_can_be_removed_p instead of
1466 (ira_emit): Call setup_entered_from_non_parent_p.
1468 * ira-build.c (copy_info_to_removed_store_destinations):
1469 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1470 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1471 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1472 update all accumulated attributes.
1474 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1477 * ira-int.h (ira_copy_allocno_live_range_list,
1478 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1479 ira_finish_allocno_live_range_list): New prototypes.
1480 (ira_allocno_live_ranges_intersect_p,
1481 ira_pseudo_live_ranges_intersect_p): Remove.
1483 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1484 ira_pseudo_live_ranges_intersect_p): Rename to
1485 allocnos_have_intersected_live_ranges_p and
1486 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1488 * ira-color.c: ... here
1489 (coalesced_allocno_conflict_p): Use
1490 allocnos_have_intersected_live_ranges_p.
1491 (coalesced_allocnos_living_at_program_points,
1492 coalesced_allocnos_live_at_points_p,
1493 set_coalesced_allocnos_live_points): Remove.
1494 (slot_coalesced_allocnos_live_ranges,
1495 slot_coalesced_allocno_live_ranges_intersect_p,
1496 setup_slot_coalesced_allocno_live_ranges): New.
1497 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1498 (ira_sort_regnos_for_alter_reg): Use
1499 allocnos_have_intersected_live_ranges_p.
1500 (ira_reuse_stack_slot): Use
1501 pseudos_have_intersected_live_ranges_p.
1503 * global.c (pseudo_for_reload_consideration_p): Check
1504 flag_ira_share_spill_slots too.
1506 * ira-build.c (copy_allocno_live_range_list): Rename to
1507 ira_copy_allocno_live_range_list. Make it external.
1508 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1510 (ira_allocno_live_ranges_intersect_p): New.
1511 (ira_finish_allocno_live_range_list): New.
1512 (finish_allocno): Use it.
1513 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1514 (copy_info_to_removed_store_destinations): Ditto. Use
1515 ira_copy_allocno_live_range_list.
1516 (ira_flattening): Use ira_merge_allocno_live_ranges.
1518 * ira.c (too_high_register_pressure_p): New function.
1519 (ira): Switch off sharing spill slots if the pressure is too high.
1521 2008-11-19 Richard Guenther <rguenther@suse.de>
1523 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1524 non-sizetype offsets if their precision matches that of the pointer.
1525 * expr.c (expand_expr_real_1): Always sign-extend the offset
1526 operand of a POINTER_PLUS_EXPR.
1528 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1530 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1531 (mips-sgi-irix[56]*): No need to use fixproto.
1533 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1534 Paul Brook <paul@codesourcery.com>
1536 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1539 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1541 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1543 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1546 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1547 (separate_decls_in_region): Create shared struct even when there
1548 are only reductions.
1550 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1552 * config/picochip/picochip.c (headers): Remove an unnecessary
1555 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1558 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1559 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1561 * config/m68k/m68k.md: Adjust all conditional branches that use the
1562 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1564 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1567 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1568 is a register or zero operand in the correct mode before generating
1569 mtch1 insn or a register operand in the correct mode before generating
1571 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1573 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1575 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1576 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1577 mipsisa*-*-elf*. Handle mipsisa64r2*.
1578 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1579 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1581 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1582 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1584 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1585 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1586 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1589 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1592 * config/i386/i386.md (allocate_stack_worker_32,
1593 allocate_stack_worker_64): Don't use match_dup between input and
1595 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1596 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1598 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1600 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1601 is forced when trying to do a symbol link for it.
1603 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1605 * expmed.c (extract_bit_field_1): Also use a temporary and
1606 convert_extracted_bit_field when the conversion from ext_mode to
1607 the target mode requires explicit truncation.
1609 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1611 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1613 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1614 registers when not optimizing.
1616 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1618 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1619 and its associated define_split. Expose the all-d alternative
1620 to the register allocator, but mark it with "?". Mark the first
1621 alternative with "*?*?".
1622 (*mul_sub_si): Likewise.
1623 (*mul_acc_si_r3900): New pattern.
1625 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1628 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1629 propagating x = &a into *x = b, add a cast if not useless
1630 type conversion or don't optimize if another stmt would be
1633 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1636 * optabs.c (expand_sync_operation): Properly handle NAND case
1637 by calculating ~(t1 & val) instead of (~t1 & val).
1638 * builtins.c (expand_builtin_sync_operation): Warn for changed
1639 semantics in NAND builtins.
1640 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1642 * doc/invoke.texi (Warning options): Add Wsync-nand.
1643 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1644 __sync_fetch_and_nand builtin operation in the example. Add a note
1645 about changed semantics in GCC 4.4.
1646 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1647 operation in the example. Add a note about changed semantics in
1650 2008-11-16 Jan Hubicka <jh@suse.cz>
1652 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1655 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1657 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1660 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1663 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1664 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1666 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1667 rather than call_really_used_regs when handling $gp.
1669 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1672 * config/mips/mips.c (machine_function): Update the comment
1673 above global_pointer.
1674 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1675 that a function doesn't need a global pointer.
1676 (mips_current_loadgp_style): Update accordingly.
1677 (mips_restore_gp): Likewise.
1678 (mips_output_cplocal): Likewise.
1679 (mips_expand_prologue): Likewise.
1681 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1683 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1684 parameter. Use DImode for computing the number of registers.
1685 (function_arg): Adjust for above change.
1686 (function_value): Likewise.
1688 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1690 PR tree-optimization/37950
1691 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1692 not computed for the current function.
1694 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1697 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1698 gpr and other COMPONENT_REFs.
1700 2008-11-15 Richard Guenther <rguenther@suse.de>
1702 PR tree-optimization/38051
1703 * tree-ssa-alias.c (update_alias_info_1): Manually find
1706 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1708 * doc/invoke.texi (-mfix-r10000): Document.
1709 * config/mips/mips.opt (mfix-r10000): New option.
1710 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1711 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1712 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1713 (MIPS_SYNC_OP): Likewise.
1714 (MIPS_SYNC_OP_12): Likewise.
1715 (MIPS_SYNC_OLD_OP_12): Likewise.
1716 (MIPS_SYNC_NEW_OP_12): Likewise.
1717 (MIPS_SYNC_OLD_OP): Likewise.
1718 (MIPS_SYNC_NAND): Likewise.
1719 (MIPS_SYNC_OLD_NAND): Likewise.
1720 (MIPS_SYNC_EXCHANGE): Likewise.
1721 (MIPS_SYNC_EXCHANGE_12): Likewise.
1722 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1724 (MIPS_SYNC_NEW_NAND): Likewise.
1725 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1726 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1727 (mips_output_sync_loop): New function.
1728 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1729 Make -mfix-r10000 require branch-likely instructions.
1730 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1731 mips_output_sync_loop.
1732 (compare_and_swap_12): Likewise.
1733 (sync_add<mode>): Likewise.
1734 (sync_<optab>_12): Likewise.
1735 (sync_old_<optab>_12): Likewise.
1736 (sync_new_<optab>_12): Likewise.
1737 (sync_nand_12): Likewise.
1738 (sync_old_nand_12): Likewise.
1739 (sync_new_nand_12): Likewise.
1740 (sync_sub<mode>): Likewise.
1741 (sync_old_add<mode>): Likewise.
1742 (sync_old_sub<mode>): Likewise.
1743 (sync_new_add<mode>): Likewise.
1744 (sync_new_sub<mode>): Likewise.
1745 (sync_<optab><mode>): Likewise.
1746 (sync_old_<optab><mode>): Likewise.
1747 (sync_new_<optab><mode>): Likewise.
1748 (sync_nand<mode>): Likewise.
1749 (sync_old_nand<mode>): Likewise.
1750 (sync_new_nand<mode>): Likewise.
1751 (sync_lock_test_and_set<mode>): Likewise.
1752 (test_and_set_12): Likewise.
1754 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1756 * gcc.c (cc1_options): Fix comment.
1758 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1761 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1762 argtype instead of result_type.
1764 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1766 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1767 subloop_next/next and subloops/childen fields.
1769 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1771 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1772 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1773 (LOCAL_INCLUDE_DIR): Undefine.
1774 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1776 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1778 PR rtl-optimization/37397
1779 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1780 (ALLOCNO_BAD_SPILL_P): New macro.
1782 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1784 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1785 (create_cap_allocno, propagate_allocno_info,
1786 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1787 (update_bad_spill_attribute): New function.
1788 (ira_build): Call it.
1790 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1792 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1794 PR tree-optimization/38104
1795 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1796 before calling mark_symbols_for_renaming, not after it.
1798 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1800 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1801 (OVERRIDE_OPTIONS): Likewise.
1803 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1804 Andrew Stubbs <ams@codesourcery.com>
1805 Gunnar Von Boehn <gunnar@genesi-usa.com>
1808 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
1809 the shorter LEA insn over ADD.L where possible.
1811 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
1813 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
1814 systems, which are assumend to always provide SSP-support in glibc.
1815 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
1817 * configure: Regenerate.
1819 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1822 * function.c (gimplify_parameters): For callee copies parameters,
1823 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
1825 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
1828 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
1829 x86 parts into the `i[34567]86-*-linux*' and parts that are
1830 independent of the processor architecture into the `*-*-linux*' cases.
1831 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
1832 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
1833 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
1834 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
1835 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
1836 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
1837 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
1839 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
1841 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
1842 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
1843 (ls2_idiv): Likewise idiv3.
1844 (ls2_prefetch): New reservation.
1845 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
1846 * config/mips/mips.md (type): Add imul3nc and idiv3.
1847 (length): Handle idiv3.
1848 (any_mod): New code_iterator.
1849 (u): Handle MOD and UMOD.
1850 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
1851 (prefetch): Handle TARGET_LOONGSON_2EF.
1853 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1856 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
1857 (prune_unused_types_walk): Call it for non-perennial local classes.
1858 Set die_mark to 2 if recursing on children. If die_mark is 1 on
1859 entry, just set it to 2 and recurse on children, don't walk attributes
1862 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
1864 * c-common.c (warn_about_parentheses): Add missing whitespace
1867 2008-11-13 Paul Brook <paul@codesourcery.com>
1869 * doc/invoke.texi: Document --fix-cortex-m3.
1870 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
1871 Cortex-M3 cpu is selected.
1872 (output_move_double): Avoid overlapping base register and first
1873 destination register when fix_cm3_ldrd.
1874 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
1876 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1879 * gimple.h (gimple_range_check_failed): Remove prototype.
1880 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
1882 (gimple_range_check_failed): Removed.
1884 2008-11-13 Andrew Haley <aph@redhat.com>
1887 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
1890 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1894 2007-05-07 Mike Stump <mrs@apple.com>
1895 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1896 also checks for and while statements in C++.
1898 2008-11-12 Dodji Seketeli <dodji@redhat.com>
1901 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
1902 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1903 - which clones are reachable - as "abstract and needed".
1904 * cgraph.c (cgraph_release_function_body): If a node is
1905 "abstract and needed", do not release its DECL_INITIAL() content
1906 that will be needed to emit debug info.
1908 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1911 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1912 to set HAVE_GETIPINFO.
1913 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1914 * configure: Regenerate.
1915 * config.in: Regenerate.
1917 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1920 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1922 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1925 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1926 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1928 2008-11-12 Jason Merrill <jason@redhat.com>
1931 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1934 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1936 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1937 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1939 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1940 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1942 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1944 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1945 packed-stack special handling.
1946 (FRAME_ADDR_RTX): Add definition.
1948 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1951 * fold-const.c (native_encode_string): New function.
1952 (native_encode_expr): Use it for STRING_CST.
1954 2008-11-12 DJ Delorie <dj@redhat.com>
1956 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1957 insns if the intermediate value will be used later.
1959 2008-11-12 Andreas Schwab <schwab@suse.de>
1961 * config/m68k/m68k.c (print_operand): Mask off extra extension
1962 bits when writing out the representation of real values.
1964 2008-11-12 Ira Rosen <irar@il.ibm.com>
1966 PR tree-optimization/38079
1967 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1970 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1973 * c-pretty-print.c (pp_c_complex_expr): New function.
1974 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1977 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1978 than INNER and INNER is a constant, forcibly align INNER as much
1981 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1983 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1985 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1987 PR rtl-optimization/37363
1988 * simplify-rtx.c (simplify_plus_minus): Don't create
1989 (const (minus ...)) expresisons.
1991 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1993 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1996 2008-11-10 Catherine Moore <clm@codesourcery.com>
1998 * config.gcc (mips64vrel-*-elf*): Include the tm_file
2000 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
2001 (BASE_DRIVER_SELF_SPECS): Remove.
2002 (DRIVER_SELF_SPECS): New definition.
2003 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
2004 BASE_DRIVER_SELF_SPECS.
2005 * config/mips/sde.h: Likewise.
2006 * config/mips/iris6.h: Likewise.
2007 * config/mips/vr.h: Likewise.
2008 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
2010 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
2012 PR rtl-optimizations/37948
2013 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
2014 (ira_create_copy, ira_add_allocno_copy): New parameter.
2016 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
2017 to ira_add_allocno_copy.
2018 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
2019 parameter to process_regs_for_copy.
2020 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
2021 Fix typo in passing second allocno to ira_add_allocno_copy.
2023 * ira-color.c (update_conflict_hard_regno_costs): Use head of
2024 coalesced allocnos list.
2025 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
2027 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
2028 (add_ira_allocno_to_ordered_bucket): Rename to
2029 add_allocno_to_ordered_bucket.
2030 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
2031 head of coalesced allocnos list.
2032 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
2033 Check that it is aready calculated.
2034 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
2035 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
2037 (coalesce_allocnos): Do extended coalescing too.
2039 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
2040 parameter to ira_add_allocno_copy.
2042 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
2044 (print_copy): Print copy origination too.
2046 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
2049 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
2051 PR rtl-optimization/37514
2052 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
2053 flag_ira_share_spill_slots to 2 if it's already non-zero.
2054 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
2055 flag_ira_share_spill_slots is 2.
2057 2008-11-10 Kevin Buettner <kevinb@redhat.com>
2059 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
2060 (prologue_enter_32): Set FB to SP - 4.
2062 2008-11-10 DJ Delorie <dj@redhat.com>
2064 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
2065 constraint for single-bit-clear in lower byte of HI constant, vs
2066 Imb which just ignores the upper byte.
2067 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
2068 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
2069 (iorhi3_16): Check for single bit set, not single bit clear.
2071 2008-11-10 Janis Johnson <janis187@us.ibm.com>
2073 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
2075 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
2077 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
2079 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
2080 values living in memory and use more precise alignment information.
2082 2008-11-10 Jakub Jelinek <jakub@redhat.com>
2085 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
2086 after __mf_check call if the call must end a bb.
2088 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
2092 * combine.c (force_to_mode): Do not process vector types.
2094 * rtlanal.c (nonzero_bits1): Do not process vector types.
2095 (num_sign_bit_copies1): Likewise.
2097 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
2099 * config/i386/gnu.h: Add copyright and licensing header.
2100 * config/gnu.h: Likewise.
2102 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2104 * fwprop.c (fwprop_done): Call df_remove_problem.
2106 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
2109 * tree-scalar-evolution.c (instantiate_scev_1): Return
2110 chrec_dont_know for VL_EXP_CLASS_P.
2112 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2114 * reg-stack.c (reg_to_stack): Add missing braces in memset
2117 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
2119 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
2120 (NO_PROFILE_COUNTERS): New define.
2122 2008-11-06 David Edelsohn <edelsohn@gnu.org>
2125 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
2127 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
2130 * config/sparc/constraints.md (D): New.
2131 * config/sparc/predicates.md (const_double_or_vector_operand): New.
2132 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
2134 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
2135 Use the 'D' constraint in addition to 'F' in some alternatives.
2136 (DF splitter): Generalize for V64mode.
2137 * doc/md.texi (SPARC): Document the 'D' constraint.
2139 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2141 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
2143 2008-11-06 Ben Elliston <bje@au.ibm.com>
2145 * gcc.c: Remove ancient comment about a bug in Sun cc.
2147 2008-11-05 Janis Johnson <janis187@us.ibm.com>
2149 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
2151 2008-11-06 Ben Elliston <bje@au.ibm.com>
2153 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
2155 2008-11-06 Ben Elliston <bje@au.ibm.com>
2157 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
2160 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
2163 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
2166 2008-11-05 Martin Jambor <mjambor@suse.cz>
2169 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
2170 pointer arithmetics into array_ref if the array is accessed
2171 through an indirect_ref.
2173 2008-11-05 Richard Guenther <rguenther@suse.de>
2176 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
2177 qualified pointer conversion before stripping qualifiers.
2178 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
2179 * tree-flow.h (may_propagate_address_into_dereference): Declare.
2180 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
2183 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
2184 properly canonicalize binary ops.
2185 (forward_propagate_addr_expr_1): Use
2186 may_propagate_address_into_dereference.
2188 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
2191 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2192 Initialize uninitialized input registers with a NaN.
2194 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2198 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2200 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2204 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2205 exits and conditions.
2206 * testsuite/gcc.dg/graphite/pr37943.c: New.
2208 2008-11-04 Jakub Jelinek <jakub@redhat.com>
2209 Andrew Pinski <andrew_pinski@playstation.sony.com>
2212 * c-common.c (warn_for_sign_compare): For complex result_type
2213 use component's type.
2215 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
2217 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2219 * print-tree.c (print_node): Don't print DECL_INITIAL
2223 * c-common.c (parse_optimize_options): Save and restore
2224 flag_strict_aliasing around decode_options call.
2226 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
2228 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2229 (host_detect_local_cpu): Use it instead of casted strings to
2230 compare vendor signatures.
2232 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2235 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2236 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2238 2008-11-03 Catherine Moore <clm@codesourcery.com>
2240 * config/mips.c (mips_conditional_register_usage): Handle the
2241 DSP control register.
2242 * doc/extend.texi: Document the DSP control register.
2244 2008-11-03 Steve Ellcey <sje@cup.hp.com>
2245 Jakub Jelinek <jakub@redhat.com>
2247 * omp-low.c (expand_omp_for_generic): If iter_type has different
2248 precision than type and type is a pointer type, cast n1 and n2
2249 first to an integer type with the same precision as pointers
2250 and only afterwards to iter_type.
2252 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2254 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2255 (UNSPEC_GOTSYM_OFF): New unspec.
2256 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2257 (pic_add_dot_plus_eight): Likewise.
2258 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2259 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2260 UNSPEC_PIC_BASE operands.
2261 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2262 (arm_output_addr_const_extra): Handle it.
2264 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2266 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2267 integer class to full integer class if the offset is not word-aligned.
2269 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2272 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2274 (doloop_optimize): Update call to doloop_modify.
2276 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2278 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2280 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2283 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2284 gcc_cv_as_cfi_directive.
2285 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2286 merging read-only and read-write sections or assembler emits
2287 read-write .eh_frame sections.
2288 * configure: Regenerate.
2290 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2293 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2295 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2297 (rs6000_emit_prologue): Invert logic.
2298 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2299 (reg:P 11) instead of match_operand.
2300 (*save_fpregs_<mode>): Likewise.
2301 (*restore_gpregs_<mode>): Likewise.
2302 (*return_and_restore_gpregs_<mode>): Likewise.
2303 (*return_and_restore_fpregs_<mode>): Likewise.
2304 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2305 (reg:P 11) insted of match_operand.
2306 (*restore_gpregs_spe): Likewise.
2307 (*return_and_restore_gpregs_spe): Likewise.
2309 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2311 PR tree-optimization/37684
2312 * gcc.dg/graphite/pr37684.c: New.
2313 * graphite.c (exclude_component_ref): New.
2314 (is_simple_operand): Call exclude_component_ref.
2316 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2318 PR tree-optimization/36908
2319 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2320 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2321 (number_of_rw_in_partition): New.
2322 (partition_contains_all_rw): New.
2323 (ldist_gen): Do not distribute when one of the partitions
2324 contains all the memory operations.
2326 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2328 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2329 EDGE_IRREDUCIBLE_LOOP.
2331 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2333 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2334 where we have one entry point in the loop which isn't the head.
2336 2008-11-03 Richard Guenther <rguenther@suse.de>
2339 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2341 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2344 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2345 for ipa and simple ipa passes.
2347 2008-11-02 Richard Guenther <rguenther@suse.de>
2349 PR tree-optimization/37542
2350 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2351 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2352 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2353 (vn_nary_op_insert_stmt): Likewise.
2354 (visit_use): Likewise.
2356 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2358 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2360 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2361 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2362 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2363 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2364 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2365 peephole2's): Replace unspec with rotate.
2366 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2368 2008-11-02 Richard Guenther <rguenther@suse.de>
2370 PR tree-optimization/37991
2371 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2372 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2373 (set_ssa_val_to): Print if the value changed.
2374 (simplify_binary_expression): Strip useless conversions.
2376 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2379 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2382 2008-11-01 Richard Guenther <rguenther@suse.de>
2385 * builtins.c (fold_builtin_strspn): Return a size_t.
2386 (fold_builtin_strcspn): Likewise.
2388 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2390 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2391 attribute for struct return convention.
2393 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2395 * config/rs6000/crtsavres.asm: Really, really delete.
2397 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2399 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2401 (rs6000_emit_prologue): Invert logic.
2402 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2403 (reg:P 11) instead of match_operand.
2404 (*save_fpregs_<mode>): Likewise.
2405 (*restore_gpregs_<mode>): Likewise.
2406 (*return_and_restore_gpregs_<mode>): Likewise.
2407 (*return_and_restore_fpregs_<mode>): Likewise.
2408 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2409 (reg:P 11) insted of match_operand.
2410 (*restore_gpregs_spe): Likewise.
2411 (*return_and_restore_gpregs_spe): Likewise.
2413 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2415 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2416 list of word switches that take args.
2418 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2420 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2421 (s390_output_pool_entry): Call it through for_each_rtx.
2424 * expr.c (store_constructor): For vectors, if target is a MEM, use
2425 target's MEM_ALIAS_SET instead of elttype alias set.
2427 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2430 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2433 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2436 * config/rs6000/predicates.md (word_offset_memref_operand):
2437 Restructure code and look inside auto-inc/dec addresses.
2439 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2442 * libgcov.c ( __gcov_indirect_call_profiler): Check
2443 TARGET_VTABLE_USES_DESCRIPTORS.
2445 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2447 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2448 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2449 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2450 offset if eliminating soft frame pointer.
2451 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2452 (stack_protect_test_si): Add initial machine description
2453 for Stack Smashing Protector
2455 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2458 * c-common.c (min_precision): Move to...
2459 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2460 * tree.h (tree_int_cst_min_precision): Declare.
2461 * c-common.h (min_precision): Delete declaration.
2462 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2463 multiplication of non-negative integer constants.
2464 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2465 tree_int_cst_min_precision.
2466 (finish_enum): Likewise.
2468 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2471 * convert.c (convert_to_real): Do not optimize conversions of
2472 binary arithmetic operations between binary and decimal
2473 floating-point types. Consider mode of target type in determining
2474 decimal type for arithmetic. Unless
2475 flag_unsafe_math_optimizations, do not optimize binary conversions
2476 where this may change rounding behavior.
2477 * real.c (real_can_shorten_arithmetic): New.
2478 * real.h (real_can_shorten_arithmetic): Declare.
2480 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2482 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2483 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2484 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2486 (must_save_p): For some workarounds, interrupts need to clobber a
2488 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2489 and LC1 for WA_05000257.
2490 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2491 WA_05000283 and WA_05000315.
2492 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2493 (movbi): Add alternative to set CC to 1; improve code for setting
2495 (dummy_load): New pattern.
2497 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2500 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2501 BLKmode for non-memory, convert using a wider MODE_INT mode
2505 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2506 that haven't been removed yet.
2508 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2510 * config/bfin/bfin.c (struct machine_function): New member
2511 has_loopreg_clobber.
2512 (bfin_expand_movmem): Set it when generating memcpy insns.
2513 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2514 expand_epilogue_reg_restore): If we have hardware loops,
2515 memcpy insns (indicated by has_loopreg_clobber) or function
2516 calls, we need to save the loop registers.
2518 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2520 * config/i386/i386.c (core2_cost): Fix typos in comments.
2522 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2525 * combine.c (make_compound_operation): Don't call make_extraction with
2526 non-positive length.
2527 (simplify_shift_const_1): Canonicalize count even if complement_p.
2529 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2531 * convert.c (strip_float_extensions): Do not remove or introduce
2532 conversions between binary and decimal floating-point types.
2534 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2537 * fold-const.c (distribute_bit_expr): Convert common, left and
2538 right arguments to type.
2540 2008-10-28 Nick Clifton <nickc@redhat.com>
2542 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2543 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2544 call_really_used_regs array rather than the call_used_regs array.
2545 (mn10300_get_live_callee_saved_regs, expand_prologue,
2546 expand_epilogue, output_tst): Likewise.
2548 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2551 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2552 (df_get_entry_block_def_set): Neither here.
2553 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2555 PR tree-optimization/37879
2556 * predict.c (tree_estimate_probability): Check if last_stmt is
2557 non-NULL before dereferencing it.
2559 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2561 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2562 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2563 (ira_fast_allocation): Remove the prototype.
2565 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2566 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2567 (color_pass): Modify the updated costs.
2568 (ira_color): Rename to color. Make it static.
2569 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2570 (ira_color): New function.
2572 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2575 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2577 (set_allocno_live, clear_allocno_live, mark_ref_live,
2578 mark_ref_dead): Invalidate corresponding element of
2579 allocno_saved_at_call.
2580 (process_bb_node_lives): Increment last_call_num. Setup
2581 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2582 allocno was already saved.
2583 (ira_create_allocno_live_ranges): Initiate last_call_num and
2584 allocno_saved_at_call.
2586 * ira-build.c (ira_create_allocno): Initiate
2587 ALLOCNO_UPDATED_COVER_CLASS_COST.
2588 (create_cap_allocno, propagate_allocno_info,
2589 remove_unnecessary_allocnos): Remove setting updated costs.
2590 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2592 * ira.c (ira): Don't call ira_fast_allocation.
2594 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2597 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2600 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2602 * ira-int.h (ira_hard_regno_cover_class): New.
2604 * ira-lives.c (mark_reg_live, mark_reg_dead,
2605 process_bb_node_lives): Use ira_hard_regno_cover_class.
2607 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2608 (setup_hard_regno_cover_class): New function.
2609 (ira_init): Call setup_hard_regno_cover_class.
2611 * ira-costs.c (cost_class_nums): Add comment.
2612 (find_allocno_class_costs): Initiate cost_class_nums.
2613 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2615 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2618 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2619 Rename to copy_info_to_removed_store_destinations. Propagate
2620 conflict hard regs and register stack attribute.
2622 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2625 * pa.c (function_arg_padding): Pad complex and vector types
2626 upward in 64-bit runtime.
2627 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2629 2008-10-26 Matthias Klose <doko@ubuntu.com>
2631 * doc/install.texi: Document requirements on antlr.
2633 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2635 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2638 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2641 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2642 is defined, use it to modify the constant offset.
2644 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2646 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2647 and short arguments to the correct location as mandated by the ABI.
2649 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2651 PR rtl-optimization/37769
2652 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2654 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2656 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2657 unwind-dw2-Os-4-200.o.
2659 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2661 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2662 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2664 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2666 PR tree-optimization/36038
2667 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2668 add sizetype IV with initial value zero instead of pointer type.
2670 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2673 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2674 around bit operation.
2675 * profile.c (is_edge_inconsistent): Likewise.
2676 * fold-const.c (truth_value_p): Move from here...
2677 * tree.h (truth_value_p): ... to here.
2678 * c-tree.h (c_expr): Update description of original_code.
2679 * c-typeck.c (parser_build_unary_op): Set original_code.
2680 (parser_build_binary_op): Update call to warn_about_parentheses.
2681 * c-common.c (warn_about_parentheses): Take two additional
2682 arguments of the operands. Use a switch. Quote operators
2683 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2684 Add warning about !x | y and !x & y.
2685 * c-common.h (warn_about_parentheses): Update declaration.
2687 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2689 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2690 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2691 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2693 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2694 (check-%): For test targets listed in lang_checks_parallelized
2695 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2696 run the testing in multiple make goals, possibly parallel, and
2697 afterwards run dg-extract-results.sh to merge the sum and log files.
2699 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2701 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2702 (mips_move_to_gpr_cost): Likewise.
2703 (mips_move_from_gpr_cost): Likewise.
2704 (mips_register_move_cost): Make more fine-grained.
2706 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2708 * graphite.c (graphite_apply_transformations): Check for
2709 -fgraphite-identity.
2710 * toplev.c (process_options): Add graphite_identity.
2711 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2713 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2715 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2716 mulhisihl and mulhisihh builtins.
2718 From Jie Zhang <jie.zhang@analog.com>
2719 * config/bfin/bfin.md (composev2hi): Put operands into vector
2722 2008-10-22 Chao-ying Fu <fu@mips.com>
2724 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2726 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2728 From Mike Frysinger <michael.frysinger@analog.com>
2729 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2730 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2731 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2732 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2733 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2734 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2735 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2736 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2737 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2738 __ADSPBF51x__ for all of them.
2739 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2740 -mcpu bf512, bf514, bf516, and bf518.
2741 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2742 bf512-none, bf514-none, bf516-none, and bf518-none.
2743 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2744 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2745 * doc/invoke.texi (Blackfin Options): Document that
2746 -mcpu now accepts bf512, bf514, bf516, and bf518.
2748 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2751 * fold-const.c (build_range_type): For 1 .. signed_max
2752 range call build_nonstandard_inter_type if signed_type_for
2753 returned a type with bigger precision.
2755 2008-10-22 Richard Guenther <rguenther@suse.de>
2757 * tree.def (COMPLEX_TYPE): Constrain element type.
2758 * tree.c (build_complex_type): Assert that.
2759 * tree-ssa-structalias.c (could_have_pointers): Complex types
2760 cannot have pointers.
2762 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2765 * c-typeck.c (convert_for_assignment): Do not give declaration's
2766 location for builtins. Spell out which type was expected and which
2769 2008-10-22 Nick Clifton <nickc@redhat.com>
2771 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2772 the fdpic register to be a target when running in fdpic mode.
2774 2008-10-22 Rafael Espindola <espindola@google.com>
2776 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2777 newly created statements.
2779 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2782 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2783 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2784 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2786 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2789 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2790 Adjust -mcmodel=medium description for 2005-07-31 changes.
2792 2008-10-22 Jan Hubicka <jh@suse.cz>
2793 Jakub Jelinek <jakub@redhat.com>
2796 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2798 2008-10-21 Richard Henderson <rth@redhat.com>
2801 * emit-rtl.c (get_spill_slot_decl): Export.
2802 * emit-rtl.h (get_spill_slot_decl): Declare.
2803 * var-tracking.c (vt_add_function_parameters): Relax assertion
2804 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2806 2008-10-21 Bob Wilson <bob.wilson@acm.org>
2808 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
2809 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2812 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
2815 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
2816 processed by get_maxval_strlen.
2818 2008-10-21 David Edelsohn <edelsohn@gnu.org>
2821 * tree.c (get_file_function_name): Copy first_global_object_name.
2822 Centralize call to clean_symbol_name.
2824 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
2826 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
2827 * config/svr4.h (SVR4_ASM_SPEC): New.
2828 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2829 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2831 * doc/invoke.texi (Option Summary): Add -T to linker options.
2832 (Link Options): Document -T.
2834 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2836 * tree-inline.c (tree_inlinable_function_p): Remove tuples
2839 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2842 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
2844 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
2846 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
2849 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
2851 * doc/install.texi: Fix typos in previous patch.
2853 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
2855 * doc/install.texi: Document in-tree building of gcc and mpfr.
2857 2008-10-19 Richard Guenther <rguenther@suse.de>
2859 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
2861 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2864 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
2865 (build_enumerator): Convert enumerators that fit in integer to
2868 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
2870 * config/i386/i386.md (unnamed peephole2): Do not force memory
2871 operands of arith or logical instructions into registers for
2872 non-TARGET_READ_MODIFY targets.
2874 (ffs_cmove): Change operand 0 predicate to register_operand.
2875 Change operand 1 predicate to nonimmediate_operand.
2877 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
2879 2008-10-18 Richard Guenther <rguenther@suse.de>
2881 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
2882 VIEW_CONVERT_EXPR case against invalid gimple.
2884 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
2886 * c-parser.c (c_parser_binary_expression): Silence the
2887 uninitialized variable warning emitted for binary_loc.
2889 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
2891 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
2894 2008-10-16 Joseph Myers <joseph@codesourcery.com>
2897 * c-typeck.c (build_unary_op): Use omit_one_operand for
2898 IMAGPART_EXPR of real argument.
2900 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2902 PR tree-optimization/37664
2903 * fold-const.c (fold_binary): When optimizing comparison with
2904 highest or lowest type's value, don't consider TREE_OVERFLOW.
2906 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2909 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2910 * coverage.c: Include tm_p.h.
2911 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2912 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2913 dollar signs from PREFIX.
2914 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2915 instead of manual strip_name_encoding.
2917 2008-10-16 Richard Guenther <rguenther@suse.de>
2920 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2921 volatile qualified functions or methods as relevant.
2923 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2925 PR tree-optimization/37525
2926 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2927 sizetype unsigned constants, both in the case of C and bounds.
2929 2008-10-15 Jan Hubicka <jh@suse.cz>
2931 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2933 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2936 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2937 HARD_REGNO_CALL_PART_CLOBBERED.
2939 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2942 * ira-lives.c (mark_early_clobbers): Remove.
2943 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2944 check_and_make_def_conflicts,
2945 make_early_clobber_and_input_conflicts,
2946 mark_hard_reg_early_clobbers): New functions.
2947 (process_bb_node_lives): Call
2948 make_early_clobber_and_input_conflicts and
2949 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2951 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2952 early clobbers of pseudo-registers.
2954 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2957 * ira-build.c (ira_flattening): Recalculate
2958 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2959 from the scratch instead of the propagation.
2961 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2963 * doc/rtl.texi (const_double): Remove the "addr" operand.
2964 Describe CONST_DOUBLE_* macros under const_double rather
2966 (const_fixed): Fix the operand description.
2967 (const): Add an @findex directive.
2968 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2969 after the constant rtl table.
2970 (fix): Combine floating-point and fixed-point descriptions.
2972 * sched-deps.c (sched_analyze_2): Remove reference to
2975 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2977 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2979 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2980 for UNSPEC_GOTSYM_OFFs.
2981 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2982 (add_GOT_to_pic_reg): Use it.
2983 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2985 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2986 Harsha Jagasia <harsha.jagasia@amd.com>
2988 PR tree-optimization/37485
2989 * graphite.c (gmp_cst_to_tree): Moved.
2990 (iv_stack_entry_is_constant): New.
2991 (iv_stack_entry_is_iv): New.
2992 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2993 (loop_iv_stack_insert_constant): New.
2994 (loop_iv_stack_pop): Use new datatpype.
2995 (loop_iv_stack_get_iv): Same.
2996 (loop_iv_stack_get_iv_from_name): Same.
2997 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2998 (loop_iv_stack_patch_for_consts): New.
2999 (loop_iv_stack_remove_constants): New.
3000 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3001 (translate_clast): Call loop_iv_stack_patch_for_consts and
3002 loop_iv_stack_remove_constants.
3003 (gloog): Use new datatype. Redirect construction edge to end
3004 block to avoid accidental deletion.
3005 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3007 (union iv_stack_entry_data): New. Data in iv stack entry.
3008 (struct iv_stack_entry): New. Datatype for iv stack entries.
3010 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3012 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
3013 * graphite.c (free_scop): Same.
3014 (build_scops): Same.
3015 (free_scattering): New.
3016 (build_cloog_prog): Call free_scattering.
3017 (patch_phis_for_virtual_defs): Fix memleak.
3018 (graphite_trans_bb_strip_mine): Same.
3019 (limit_scops): Same.
3021 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3022 Harsha Jagasia <harsha.jagasia@amd.com>
3024 PR tree-optimization/37828
3025 * graphite.c (graphite_trans_loop_block): Do not loop block
3026 single nested loops.
3028 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3030 PR tree-optimization/37686
3031 * tree-loop-linear.c (linear_transform_loops): Build a
3032 loop nest vector. Pass it to lambda_compute_access_matrices.
3033 * tree-data-ref.h (struct access_matrix): Store the loop nest
3034 relative to which it encodes the information.
3035 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
3036 (am_vector_index_for_loop): Reimplemented: iterate over the
3037 loop nest for finding the loop index in the access matrix.
3038 (lambda_compute_access_matrices): Update declaration.
3039 * lambda-code.c (build_access_matrix): Pass the loop nest and
3041 (lambda_compute_access_matrices): Same.
3043 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
3045 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
3046 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
3047 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
3048 already implies hard float. Also fix several insn condition
3049 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
3051 2008-10-15 David Edelsohn <edelsohn@gnu.org>
3054 Based on patches by Laurent Vivier.
3055 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
3056 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
3057 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
3058 dollar sign to underscore.
3059 (ASM_OUTPUT_EXTERNAL): Same.
3060 (ASM_OUTPUT_LABELREF): New.
3061 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
3063 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
3064 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
3065 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
3066 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
3068 2008-10-15 Jakub Jelinek <jakub@redhat.com>
3070 PR tree-optimization/36881
3071 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
3072 that each value doesn't need runtime relocations, for !flag_pic
3073 check that each value is just a valid initializer constant.
3075 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
3077 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
3078 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
3079 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
3080 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
3082 (REG_CLASS_NAMES): Update accordingly.
3083 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
3084 rather than an unpredictable descriptive string.
3085 * config/mips/mips.c (mips_register_move_cost): Remove comment.
3086 (mips_register_move_cost): Check for specific COP*_REGS classes,
3087 instead of ALL_COP_AND_GR_REGS.
3088 (mips_ira_cover_classes): New function.
3089 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
3090 (TARGET_IRA_COVER_CLASSES): Define.
3092 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
3095 * tree.c (build_type_attribute_qual_variant): Hash on the
3096 unqualified type, and don't overwrite an existing
3097 (type_hash_eq): Make the TYPE_NAME of the types significant, to
3098 allow distinguishing between wchar_t and its underlying type. This
3099 also means that we'll retain a little more typedef information.
3101 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
3102 Dmitry Melnik <dm@ispras.ru>
3103 Dmitry Zhurikhin <zhur@ispras.ru>
3104 Alexander Monakov <amonakov@ispras.ru>
3105 Maxim Kuvyrkov <maxim@codesourcery.com>
3107 * target.h (struct gcc_target): Update prototypes of needs_block_p
3109 * haifa-sched.c (create_check_block_twin): Update calls to the above.
3110 * sel-sched.c (create_speculation_check): Likewise.
3111 * doc/tm.texi: Provide documentation for new target hooks.
3113 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
3114 (ia64_gen_spec_insn): Removed.
3115 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
3116 ia64_gen_spec_check): New static functions.
3117 (ia64_alloc_sched_context, ia64_init_sched_context,
3118 ia64_set_sched_context, ia64_clear_sched_context,
3119 ia64_free_sched_context, ia64_get_insn_spec_ds,
3120 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
3121 (ia64_needs_block_p): Change prototype.
3122 (ia64_gen_check): Rename to ia64_gen_spec_check.
3123 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
3124 into declaration, add special memory dependencies handling.
3125 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3126 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3127 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
3128 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
3129 Define new target hooks.
3130 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3131 (ia64_optimization_options): Turn on selective scheduling with -O3,
3132 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
3133 default with selective scheduling.
3134 (ia64_override_options): Initialize align_loops and align_functions
3135 to 32 and 64, respectively. Set global selective scheduling flags
3136 according to target-dependent flags.
3137 (rtx_needs_barrier): Support UNSPEC_LDS_A.
3138 (group_barrier_needed): Use new mstop-bit-before-check flag.
3140 (dfa_state_size): Make global.
3141 (spec_check_no, max_uid): Remove.
3142 (mem_ops_in_group, current_cycle): New variables.
3143 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
3144 Initialize new variables.
3145 (is_load_p, record_memory_reference): New functions.
3146 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
3148 (ia64_variable_issue): Change use of current_sched_info to
3149 sched_deps_info. Update comment. Note if a load or a store is issued.
3150 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
3151 advance if maximal number of loads or stores was issued on current
3153 (scheduled_good_insn): New static helper function.
3154 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
3155 a group barrier is needed. Fix vertical spacing. Guard the code
3156 doing state transition with last_scheduled_insn check.
3157 Mark that a stop bit should be before current insn if there was a
3158 cycle advance. Update current_cycle and mem_ops_in_group.
3159 (ia64_h_i_d_extended): Change use of current_sched_info to
3160 sched_deps_info. Reallocate stops_p by larger chunks.
3161 (struct _ia64_sched_context): New structure.
3162 (ia64_sched_context_t): New typedef.
3163 (ia64_alloc_sched_context, ia64_init_sched_context,
3164 ia64_set_sched_context, ia64_clear_sched_context,
3165 ia64_free_sched_context): New static functions.
3166 (gen_func_t): New typedef.
3167 (get_spec_load_gen_function): New function.
3168 (SPEC_GEN_EXTEND_OFFSET): Declare.
3169 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
3170 (get_mode_no_for_insn): Change the condition that prevents use of
3171 special hardware registers so it can now handle pseudos.
3172 (get_spec_unspec_code): New function.
3173 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
3174 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
3175 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
3176 during selective scheduling.
3177 (ia64_speculate_insn): Use ds_get_speculation_types when
3178 determining whether we need to change the pattern.
3179 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
3180 (ia64_spec_check_src_p): Support new speculation/check codes.
3181 (struct bundle_state): New field.
3182 (issue_nops_and_insn): Initialize it.
3183 (insert_bundle_state): Minimize mid-bundle stop bits.
3184 (important_for_bundling_p): New function.
3185 (get_next_important_insn): Use important_for_bundling_p.
3186 (bundling): When shifting TImode from unimportant insns, ignore
3187 also group barriers. Assert that best state is found before
3188 the backward bundling pass. Print number of mid-bundle stop bits.
3189 Minimize mid-bundle stop bits. Check correct calculation of
3190 mid-bundle stop bits.
3191 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3192 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3194 (sel2_run): New variable.
3195 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3196 selective scheduling pass instead of schedule_ebbs.
3198 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3199 (UNSPEC_LDS_A): New UNSPEC.
3200 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3201 movti_internal, movsf_internal, movdf_internal,
3202 movxf_internal): Make visible. Add speculable* attributes.
3203 (output_c_nc): New mode attribute.
3204 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3205 mov<mode>_nc, zero_extend<mode>di2_nc,
3206 advanced_load_check_nc_<mode>): New insns.
3207 (zero_extend*): Add speculable* attributes.
3209 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3210 (msched-stop-bits-after-every-cycle): Likewise.
3211 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3213 (msched-spec-verbose): Remove.
3214 (msched-prefer-non-data-spec-insns,
3215 msched-prefer-non-control-spec-insns,
3216 msched-count-spec-in-critical-path,
3217 msel-sched-dont-check-control-spec): Use Target Report Var
3218 instead of Common Report Var.
3220 * config/ia64/itanium2.md: Remove incorrect bypass.
3222 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3224 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3227 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3228 and -fhelp=separate.
3230 2008-10-14 Ben Elliston <bje@au.ibm.com>
3232 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3234 2008-10-13 Joseph Myers <joseph@codesourcery.com>
3236 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3239 2008-10-13 Matthias Klose <doko@ubuntu.com>
3241 * config/pa/linux-atomic.c: Work around missing header file
3242 for hppa64-linux-gnu targets.
3244 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
3245 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
3246 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3247 Grace Cao <grace_cao@playstation.sony.com>
3249 * doc/invoke.texi (-mgen-cell-microcode): Document.
3250 (-mwarn-cell-microcode): Document.
3251 * cfglayout.c (locator_location): Export.
3252 * rtl.h (locator_location): Define prototype.
3253 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3255 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3256 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3257 (mwarn-cell-microcode): New option.
3258 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3259 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3260 cell and not already set.
3261 Turn off string instructions if not generating cell microcode.
3262 (rs6000_final_prescan_insn): New function that warns about microcoded
3264 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3265 * config/rs6000/rs6000.md
3266 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3267 the instruction would have been microcoded on the Cell. Set
3268 cell_micro to always on unnamed patterns for the string instructions.
3269 (cell_micro): Update definition, remove load/store conditional
3271 (sign_extend:DI): Define new pattern for non microcoded version.
3272 (sign_extend:SI): Likewise.
3273 (compare (div:P)): Set cell_micro to not.
3274 (andsi3): Define as an expand.
3275 (andsi3_mc): New pattern.
3276 (andsi3_nomc): New pattern.
3277 (andsi3_internal0_nomc): New pattern.
3278 (andsi3_internal2): Rename to ...
3279 (andsi3_internal2_mc): this and enable iff generating microcode.
3280 (andsi3_internal3): Rename to ...
3281 (andsi3_internal3_mc): this and enable iff generating microcode.
3282 (andsi3_internal4): Enable iif generating microcode.
3283 (andsi3_internal5): Rename to ..
3284 (andsi3_internal5_mc): this and enable iff generating microcode.
3285 (andsi3_internal5_nomc): New pattern.
3286 (extzvdi_internal1): Enable iff generating microcode.
3287 (extzvdi_internal2): Likewise.
3288 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3289 (anddi3): Change to expand.
3290 (anddi3_mc): Rename from anddi3.
3291 (anddi3_no_mc): New pattern.
3292 (anddi3_internal2): Rename to ..
3293 (anddi3_internal2_mc): this and enable iff generating microcode.
3294 (anddi3_internal2_nomc): New pattern.
3295 (anddi3_internal3): Rename to ..
3296 (anddi3_internal3_mc): this and enable iff generating microcode.
3297 (anddi3_internal3_nomc): New pattern.
3298 (movti_string): Set cell_micro to always if TARGET_STRING.
3299 (stmsi8): Set cell_micro to always.
3305 (stmsi8_power): Likewise.
3306 (stmsi7_power): Likewise.
3307 (stmsi6_power): Likewise.
3308 (stmsi5_power): Likewise.
3309 (stmsi4_power): Likewise.
3310 (stmsi3_power): Likewise.
3311 (movsi_update2): Enable iff generating microcode.
3312 (movhi_update3): Likewise.
3313 (lmw): Set cell_micro to always.
3315 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3317 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3318 * config/s390/s390.c (machine_function): Remove
3319 decomposed_literal_pool_addresses_ok_p.
3320 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3321 the difference of two labels.
3322 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3323 (s390_pool_offset): New function.
3324 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3325 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3327 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3329 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3330 (powerpc*-*-linux-gnu*): Describe.
3331 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3332 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3333 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3334 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3335 config/rs6000/e500crtres32gpr.asm,
3336 config/rs6000/e500crtres64gpr.asm,
3337 config/rs6000/e500crtres64gprctr.asm,
3338 config/rs6000/e500crtrest32gpr.asm,
3339 config/rs6000/e500crtrest64gpr.asm,
3340 config/rs6000/e500crtresx32gpr.asm,
3341 config/rs6000/e500crtresx64gpr.asm,
3342 config/rs6000/e500crtsav32gpr.asm,
3343 config/rs6000/e500crtsav64gpr.asm,
3344 config/rs6000/e500crtsav64gprctr.asm,
3345 config/rs6000/e500crtsavg32gpr.asm,
3346 config/rs6000/e500crtsavg64gpr.asm,
3347 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3348 * config/rs6000/crtsavres.asm: Really remove.
3350 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3353 * c-format.c (convert_format_name_to_system_name): Use
3354 TARGET_OVERRIDES_FORMAT_INIT.
3355 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3356 * config/i386/mingw.opt: New.
3357 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3358 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3359 (ms_printf_length_specs): Removed const specifier.
3360 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3361 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3363 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3365 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3366 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3368 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3371 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3372 sure that ref has valid bb.
3374 2008-10-12 Richard Henderson <rth@redhat.com>
3377 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3378 * alias.c (value_addr_p, stack_addr_p): Remove.
3379 (nonoverlapping_memrefs_p): Remove IRA special case.
3380 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3381 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3382 * reload1.c (alter_reg): Use it.
3384 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3386 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3387 of registers instead of eax, ebx, ecx and edx. Use for loop
3388 and check register for non-zero value before the call
3389 to decode_caches_intel.
3391 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3393 PR rtl-optimization/37448
3394 * df.h: (df_ref_class): New enum.
3395 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3396 (struct df_ref): Replaced with union df_ref_d.
3397 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3398 New members of df_ref_d union.
3399 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3400 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3401 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3402 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3403 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3404 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3405 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3406 (df_scan_bb_info, df_bb_regno_first_def_find,
3407 df_bb_regno_last_def_find, df_find_def, df_find_use,
3408 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3409 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3410 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3411 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3412 Replaced struct df_ref * with df_ref.
3413 * df-scan.c (df_collection_rec, df_null_ref_rec,
3414 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3415 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3416 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3417 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3418 df_reorganize_refs_by_reg_by_reg,
3419 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3420 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3421 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3422 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3423 df_bb_refs_record, df_exit_block_uses_collect,
3424 df_record_exit_block_uses, df_reg_chain_mark,
3425 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3426 df_ref * with df_ref.
3427 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3428 df_ref_class parameter.
3429 (df_scan_problem_data): Added new pools for different types of refs.
3430 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3431 df_ref_create_structure): Processed new ref pools.
3432 (df_scan_start_dump): Added counts of refs and insns.
3433 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3434 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3435 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3436 code to pass df_ref_class down to ref creation functions.
3437 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3438 df_reg_chain_mark): Use macros to hide references to df_refs.
3439 (df_ref_chain_change_bb): Removed.
3440 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3441 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3442 Enhanced to understand df_ref union structure.
3443 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3444 all_uses_available_at, update_df, try_fwprop_subst,
3445 forward_propagate_subreg, forward_propagate_and_simplify,
3446 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3447 df_ref * with df_ref.
3448 (use_killed_between, all_uses_available_at): Use macros to hide
3449 references to df_refs.
3450 * regstat.c (regstat_bb_compute_ri,
3451 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3453 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3454 see_handle_relevant_refs, see_analyze_one_def,
3455 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3456 struct df_ref * with df_ref.
3457 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3458 global_conflicts): Replaced struct df_ref * with df_ref.
3459 * ddg.c (create_ddg_dep_from_intra_loop_link,
3460 add_cross_iteration_register_deps, build_inter_loop_deps):
3461 Replaced struct df_ref * with df_ref.
3462 (create_ddg_dep_from_intra_loop_link,
3463 add_cross_iteration_register_deps): Use macros to hide references
3465 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3466 df_ref * with df_ref.
3467 * df-core.c (df_bb_regno_first_def_find,
3468 df_bb_regno_last_def_find, df_find_def, df_find_use,
3469 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3470 debug_df_ref): Replaced struct df_ref * with df_ref.
3471 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3472 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3474 * web.c (union_defs, entry_register, replace_ref, web_main):
3475 Replaced struct df_ref * with df_ref.
3476 (union_defs, replace_ref): Use macros to hide references to df_refs.
3477 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3478 Replaced struct df_ref * with df_ref.
3479 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3480 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets):
3481 Replaced struct df_ref * with df_ref.
3482 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3483 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3485 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3486 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3487 df_compute_accessed_bytes_strict_low_part,
3488 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3489 Replaced struct df_ref * with df_ref.
3490 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3491 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3492 df_ref * with df_ref.
3493 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3494 check_dependency, check_dependencies, record_uses): Replaced
3495 struct df_ref * with df_ref.
3496 (invariant_for_use, check_dependency): Use macros to hide
3497 references to df_refs.
3498 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3499 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3500 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3501 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3502 references to df_refs.
3503 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3505 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3506 * df-problems.c (df_rd_bb_local_compute_process_def,
3507 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3508 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3509 df_chain_remove_problem, df_chain_create_bb_process_use,
3510 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3511 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3512 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3513 df_byte_lr_simulate_artificial_refs_at_top,
3514 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3515 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3516 df_simulate_uses, df_simulate_artificial_refs_at_end,
3517 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3519 (df_chain_dump): Use macros to hide references to df_refs.
3520 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3521 df_ref * with df_ref.
3522 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3523 mark_artificial_uses, mark_reg_dependencies,
3524 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3526 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3528 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3530 (array_ref_element_size): Likewise.
3531 (array_ref_low_bound): Likewise.
3532 (array_ref_up_bound): Likewise.
3533 * expr.c (contains_packed_reference): Likewise.
3534 (array_ref_element_size): Likewise.
3535 (array_ref_low_bound): Likewise.
3536 (array_ref_up_bound): Likewise.
3537 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3538 with ARRAY_RANGE_REF.
3539 (idx_find_step): Likewise.
3540 (idx_record_use): Likewise.
3541 (strip_offset_1): Likewise.
3542 (idx_remove_ssa_names): Likewise.
3544 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3545 Andi Kleen <ak@linux.intel.com>
3547 * config/i386/cpuid.h (__cpuid_count): New defines.
3548 * config/i386/driver-i386.c (struct cache_desc): New structure.
3549 (describe_cache): Use struct cache_desc to pass cache descriptions.
3550 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3551 (detect_caches_amd): Use struct cache_desc to describe caches.
3552 (decode_caches_intel): Use struct cache_desc to pass cache
3553 descriptions. Update descriptions to match latest (rev -032,
3554 December 2007) CPUID documentation. Do not check valid bit here.
3555 Check for Xeon MP value 0x49 problems.
3556 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3557 Check valid bit before calling decode_caches_intel. Detect number
3558 of times to repeat CPUID instruction.
3559 (detect_caches_cpuid4): New function.
3560 (detect_caches_intel): Depending on max_level, call
3561 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3562 only when other methods fail to provide valid L2 cache description.
3564 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3567 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3568 it to PIC call patterns.
3569 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3570 code generation and attributes from pattern. Change peephole2 to
3571 split for noreturn case. Revise split pattern for non noreturn case.
3572 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3573 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3574 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3577 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3579 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3580 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3582 (divdf3): Reformat long line.
3584 2008-10-11 Michael J. Eager <eager@eagercon.com>
3586 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3588 (rs6000_handle_option): Process -mfpu options.
3589 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
3590 (enum fpu_type_t): New.
3591 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3592 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3594 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3595 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3596 * config/rs6000/rs6000.opt (-mfpu): New.
3597 (-mxilinx-fpu): New.
3598 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
3599 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3600 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3601 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3602 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3604 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3607 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3608 LO_SUM on Darwin if mode has just one unit.
3610 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3613 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3614 has been optimized out.
3616 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3618 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3619 instead of PIC_DIRECT_ADDR_P.
3620 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3621 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3622 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3623 (PIC_OFFSET_P): Rename to...
3624 (PCREL_SYMOFF_P): ...this.
3625 (PIC_DIRECT_ADDR_P): Delete.
3626 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3628 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3629 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3630 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3631 * config/sh/sh.c (print_operand): Remove CONST handling.
3632 (unspec_caller_rtx_p): Rewrite to use split_const and check
3633 the operands of UNSPEC bases.
3634 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3635 with (unspec [A B] UNSPEC_SYMOFF).
3636 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3637 UNSPEC_PCREL_SYMOFF.
3638 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3639 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3640 (UNSPEC_EXTRACT_U16): Likewise.
3641 (UNSPEC_SYMOFF): Likewise.
3642 (UNSPEC_PCREL_SYMOFF): Likewise.
3643 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3645 (movsi_const_16bit): Likewise.
3646 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3647 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3648 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3649 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3650 with (unspec [A B] UNSPEC_SYMOFF).
3651 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3652 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3653 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3654 (Csu): Likewise UNSPEC_EXTRACT_U16.
3655 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3656 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3658 2008-10-10 Stepan Kasal <skasal@redhat.com>
3660 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3661 for loop strip mining and loop blocking.
3663 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3665 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3666 vary types depending on debug info.
3668 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3670 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3671 before ensuring it's already computed.
3673 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3675 * rtl.h (locator_eq): New decl.
3676 * cfglayout.c (locator_scope): New function.
3677 (insn_scope): Use it.
3678 (locator_eq): New function.
3679 (fixup_reorder_chain): Search for last insn in src bb
3680 that has locator set or first insn in dest bb. Use
3681 locator_eq instead of == to compare locators.
3682 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3683 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3684 == to compare locators.
3686 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3688 * gimple-low.c (lower_function_body, lower_gimple_return,
3689 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3690 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3691 goto_block on edges if goto_locus is known.
3694 * tree.h (get_object_alignment): Declare.
3695 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3696 get_object_alignment if needed.
3697 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3699 (get_object_alignment): ... here. New function. Try harder to
3700 determine alignment from get_inner_reference returned offset.
3702 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3704 * graphite.c (gloog): Don't call find_unreachable_blocks
3705 before delte_unreachable_blocks.
3707 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3708 goto_locus of true_edge into RTL locator.
3710 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3712 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3713 (*jcc_btdi_mask_rex64): Ditto.
3715 (*jcc_btsi_mask): Ditto.
3716 (*jcc_btsi_1): Ditto.
3717 (*jcc_btsi_mask_1): Ditto.
3719 2008-10-08 Paul Brook <paul@codesourcery.com>
3721 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3722 compatible profiler (__gnu_mcount_nc).
3723 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3725 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3727 * config/i386/i386.c (initial_ix86_tune_features): Add
3728 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3729 * config/i386/i386.h (ix86_tune_indices): Likewise.
3730 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3732 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3733 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3734 for FP to FP splitters.
3736 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3738 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3741 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3745 PR rtl-optimization/37341
3746 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3747 to ORIG_BB, pass through ORIG_BB recursively.
3748 (cse_condition_code_reg): Adjust caller.
3750 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3752 * sdbout.c (sdbout_one_type): Treat the value type
3753 CONST_DECL for enumerals.
3755 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3757 * config/i386/i386.md: Remove trailing white spaces.
3759 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3761 PR rtl-optimization/37448
3762 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3763 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3765 (struct output_info) [count]: Renamed total_created and made
3767 (struct output_info) [size]: Renamed total_allocated and made
3769 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3770 Properly keep track of desc->size.
3771 (print_statistics, dump_alloc_pool_statistics): Enhance the
3772 printing of statistics to print the number of elements and to use
3775 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3778 * opts.h (CL_SAVE): Move up to flags range.
3779 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3780 CL_COMMON): Renumber.
3781 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3782 * opts.c (common_handle_option): Revert last change.
3784 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3786 * config/i386/i386-protos.h (ix86_schedule): New.
3788 * config/i386/i386.c (ix86_schedule): New.
3789 (override_options): Add schedule to processor_alias_table. Set
3790 ix86_schedule from the schedule field in processor_alias_table.
3791 (ix86_function_specific_save): Save ix86_schedule.
3792 (ix86_function_specific_restore): Restore ix86_schedule.
3794 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3795 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3798 * config/i386/i386.opt: Add schedule.
3800 * config/i386/ppro.md: Remove generic32.
3802 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3805 * expr.c (count_type_elements): Handle ERROR_MARK.
3807 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3812 * basic-block.h (struct edge_def): Add goto_block field.
3813 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
3814 one insn with locus corresponding to edge's goto_locus if !optimize.
3815 * profile.c (branch_prob): Copy edge's goto_block.
3816 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
3818 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
3819 locator in between the merged basic blocks if !optimize and needed.
3820 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
3821 goto_locus into RTL locator. For unconditional jump use that
3822 locator for the jump insn.
3823 (expand_gimple_cond): Convert goto_block and goto_locus into
3824 RTL locator for all remaining edges. For unconditional jump
3825 use that locator for the jump insn.
3826 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
3827 there is more than one edge or insn locator along the forwarding
3828 edges and !optimize. If there is just one, set e->goto_locus.
3829 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
3831 (move_block_to_fn): Adjust edge's goto_block.
3833 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3836 * expmed.c (expand_mult): Properly check DImode constant in
3839 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3842 * dwarf2out.c (common_block_die_table): New variable.
3843 (common_block_die_table_hash, common_block_die_table_eq): New
3845 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
3846 COMMON block in the current scope rather than globally. Optimize
3847 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
3848 DW_OP_addr SYMBOL_REF+off.
3850 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
3852 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
3853 Return true for non-addressable GIMPLE operands.
3855 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3858 * config/i386/i386.c (initial_ix86_tune_features): Remove
3859 X86_TUNE_USE_BIT_TEST.
3860 * config/i386/i386.h (ix86_tune_indices): Likewise.
3861 (TARGET_USE_BIT_TEST): Removed.
3863 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3865 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
3867 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
3869 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
3870 (mul<mode>3_mul3): ... into this new template.
3872 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3874 * gimplify.c (gimplify_arg): Add location argument. Use it.
3875 (gimplify_call_expr): Pass location to gimplify_arg.
3876 (gimplify_modify_expr_to_memcpy): Same.
3877 (gimplify_modify_expr_to_memset): Same.
3879 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3881 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3882 Update calls to build_unary_op and build_indirect_ref for location
3885 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3888 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
3889 * c-typeck.c (array_to_pointer_conversion): Pass location to
3891 (function_to_pointer_conversion): Use error_at and warning_at.
3892 (build_indirect_ref): Same.
3893 (build_array_ref): Pass location to build_binary_op.
3894 (parser_build_unary_op): Do not set location after calling
3896 (build_unary_op): Add location argument. Use it throughout. Set
3897 EXPR_LOCATION before returning new tree.
3898 (build_modify_expr): Same.
3899 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
3901 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
3902 build_indirect_ref, build_modify_expr.
3903 (c_finish_omp_for): Same. Use error_at instead of error.
3904 * c-common.c (c_common_truthvalue_conversion): Pass location to
3906 (warn_for_div_by_zero): Add location argument.
3907 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3908 build_unary_op, warn_for_div_by_zero.
3909 * c-parser.c (c_parser_typeof_specifier): Use
3910 protected_set_expr_location.
3911 (c_parser_statement_after_labels): Same.
3912 (c_parser_condition): Same.
3913 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3914 (c_parser_conditional_expression): Use protected_set_expr_location.
3915 (c_parser_unary_expression): Pass location to build_indirect_ref.
3916 (c_parser_postfix_expression_after_primary): Pass location to
3917 build_indirect_ref, build_unary_op.
3918 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3920 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3922 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3923 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3924 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3926 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3927 (mips_issue_rate): Handle PROCESSOR_R10000.
3928 * config/mips/mips.md (cpu): Add r10000.
3930 * config/mips/10000.md: New file.
3932 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3934 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3935 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3936 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3938 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3940 * config/darwin-protos.h (machopic_function_base_name): Delete.
3941 (machopic_function_base_sym): Likewise.
3942 (machopic_gen_offset): Declare.
3943 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3944 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3945 * config/darwin.c (machopic_function_base_name): Delete.
3946 (machopic_function_base_sym): Likewise.
3947 (gen_pic_offset): Rename to...
3948 (machopic_gen_offset): ...this and remove the pic_base argument.
3949 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3950 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3951 crtl->uses_pic_offset_table.
3952 (machopic_indirect_data_reference): Use new machopic_gen_offset
3954 (machopic_legitimize_pic_address): Likewise.
3955 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3957 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3958 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3959 * config/i386/i386.c (output_set_got): Likewise.
3960 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3962 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3963 (legitimate_address_p): Likewise.
3964 (output_pic_addr_const): Likewise.
3965 (output_addr_const_extra): Likewise.
3966 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3967 match an UNSPEC rather than a MINUS.
3968 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3969 (builtin_setjmp_receiver): Use machopic_gen_offset.
3970 * config/i386/predicates.md (pic_symbolic_operand): Handle
3971 UNSPEC_MACHOPIC_OFFSET.
3973 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3974 Use machopic_gen_offset and machopic_operand_p.
3975 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3976 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3977 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3978 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3979 Set crtl->uses_pic_offset_table.
3981 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3983 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3985 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3986 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3987 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3988 (constant_pool_expr_p): Use split_const and check the base.
3989 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3991 (legitimate_constant_pool_address_p): Check toc_relative_p
3992 instead of constant_pool_expr_p.
3993 (print_operand_address): Always use output_addr_const for
3994 constant pool addresses.
3995 (rs6000_output_addr_const_extra): New function.
3996 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3998 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
4002 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4003 (mark_ref_live, mark_ref_dead): Use them.
4004 (def_conflicts_with_inputs_p): Remove.
4005 (mark_early_clobbers): New function.
4006 (process_bb_node_lives): Call preprocess_constraints and
4007 mark_early_clobbers.
4009 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
4011 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
4013 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
4014 lib with -mthread switch.
4016 2008-10-05 Dodji Seketeli <dodji@redhat.com>
4019 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
4020 function in two, making it call a new and reusable
4021 dwarf2out_imported_module_or_decl() that takes the containing
4022 BLOCK of the declaration in argument.
4023 (dwarf2out_imported_module_or_decl_real): New function.
4024 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
4025 IMPORTED_DECL in account.
4026 * tree.def: Added IMPORTED_DECL node type.
4027 * tree.h: Added accessors for IMPORTED_DECL nodes.
4028 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
4030 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4032 * doc/gimple.texi: Fix some typos, wrap some long lines,
4033 fix some broken wraps with continuations.
4034 * tree-ssa-reassoc.c: Fix comment typos.
4036 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4039 * pa.c (legitimize_pic_address): Force function labels to memory in
4042 2008-10-04 Anton Blanchard <anton@samba.org>
4044 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
4045 (rs6000_split_atomic_op): Same.
4046 (rs6000_split_compare_and_swap): Same.
4047 (rs6000_split_compare_and_swapqhi): Same.
4049 2008-10-04 Richard Guenther <rguenther@suse.de>
4051 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
4052 instead of pointer equality.
4053 (vn_nary_op_eq): Likewise.
4055 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4057 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
4059 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
4060 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
4062 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
4064 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4065 Revert previous change.
4067 2008-10-03 Tom Tromey <tromey@redhat.com>
4069 * stringpool.c (ggc_alloc_string): Terminate string.
4071 2008-10-03 Jakub Jelinek <jakub@redhat.com>
4073 * gimplify.c (gimplify_function_tree): For -finstrument-functions
4074 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
4075 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
4078 * gimplify.c (declare_vars): Use gimple_bind_block instead of
4081 2008-10-03 Pascal Obry <obry@adacore.com>
4083 * gcov.c (create_file_names): Properly handle UNIX and DOS
4084 directory separators.
4085 (make_gcov_file_name): Likewise + convert the ':' DOS drive
4086 separator to '~' to ensure clean filenames on Windows.
4088 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4090 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4091 Add a null terminator to the stripped name.
4093 2008-10-02 David Edelsohn <edelsohn@gnu.org>
4095 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
4096 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4097 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
4098 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
4099 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4100 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
4101 TARGET_SINGLE_FLOAT.
4103 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
4105 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4107 2008-10-02 Richard Guenther <rguenther@suse.de>
4110 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
4111 and VECTOR_TYPE recurse with useless_type_conversion_p which
4112 properly handles void pointer conversion.
4114 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4117 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
4118 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
4120 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4122 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4123 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
4124 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
4125 they translate to non builtins.
4126 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
4127 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
4128 __builtin_vec_promote, __builtin_vec_extract, and
4129 __builtin_vec_insert.
4130 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
4131 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
4132 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
4133 * config/rs6000/altivec.h (vec_extract): Define
4134 (vec_insert): Define.
4135 (vec_splats): Define.
4136 (vec_promote): Define.
4138 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4139 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
4140 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4142 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
4144 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
4145 prototype. Add new parameter, blk.
4146 Use BLKmode for the MEM if blk is true.
4147 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
4148 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
4149 ALTIVEC_BUILTIN_STVRXL.
4150 Update usage of altivec_expand_lv_builtin.
4151 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
4152 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
4153 (altivec_init_builtins): If compiling for the Cell, also define the
4155 * config/rs6000/rs6000.h (rs6000_builtins): Define
4156 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
4157 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
4158 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
4159 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
4160 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
4161 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
4162 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
4163 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
4164 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
4165 UNSPEC_STVRX, and UNSPEC_STVRXL.
4166 (altivec_lvlx): New pattern.
4167 (altivec_lvlxl): New pattern.
4168 (altivec_lvrx): New pattern.
4169 (altivec_lvrxl): New pattern.
4170 (altivec_stvlx): New pattern.
4171 (altivec_stvlxl): New pattern.
4172 (altivec_stvrx): New pattern.
4173 (altivec_stvrxl): New pattern.
4174 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
4175 (vec_lvlxl): Likewise.
4176 (vec_lvrx): Define if PPU is defined.
4177 (vec_lvrxl): Likewise.
4178 (vec_stvlx): Define if PPU is defined.
4179 (vec_stvlxl): Likewise.
4180 (vec_stvrx): Define if PPU is defined.
4181 (vec_stvrxl): Likewise.
4183 2008-10-01 Geert Bosch <bosch@adacore.com>
4185 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4187 2008-10-01 Richard Guenther <rguenther@suse.de>
4189 PR tree-optimization/37617
4190 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4191 do not add to the NEW_SETS.
4193 2008-10-01 Richard Guenther <rguenther@suse.de>
4196 * tree-vrp.c (execute_vrp): If we optimized away the default
4197 case make sure to promote the label that got in place of it
4198 to a default case label.
4200 2008-10-01 Richard Henderson <rth@redhat.com>
4203 * tree-complex.c (set_component_ssa_name): Don't optimize
4204 is_gimple_min_invariant values with ssa_names in abnormal phis.
4206 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4208 PR tree-optimization/37662
4209 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4210 commutative binary operation if they are in the wrong order and
4211 fold_build2 produces non-GIMPLE.
4213 2008-09-30 Jakub Jelinek <jakub@redhat.com>
4215 PR tree-optimization/37662
4216 PR tree-optimization/37663
4217 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4218 get_value_range with non-SSA_NAME. Don't assert operands have been
4219 folded, instead just bail out.
4221 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4223 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4225 2008-09-30 Richard Guenther <rguenther@suse.de>
4228 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4229 build restrict-qualified pointers.
4230 (vectorizable_store): Move alias check later.
4231 (vectorizable_load): Likewise.
4233 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4235 * c-common.c (empty_if_body_warning): Remove.
4236 * c-common.h (empty_if_body_warning): Remove.
4237 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4238 here the -Wempty-body warning for `if' and `else' statements.
4239 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4241 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4243 * config/i386/i386.opt: Add msse2avx.
4245 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4246 * config/i386/linux64.h (ASM_SPEC): Likewise.
4248 * doc/invoke.texi: Document -msse2avx.
4250 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4252 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4254 2008-09-29 Joseph Myers <joseph@codesourcery.com>
4256 * ifcvt.c (noce_emit_store_flag): If using condition from original
4257 jump, reverse it if if_info->cond was reversed.
4259 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4261 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4262 non-constant memory if it cannot be forced to constant memory.
4263 Overhaul surrounding code and factor out common condition.
4265 2008-09-29 Jeff Law <law@redhat.com>
4267 * reload1.c (alter_reg): Add missing curly braces.
4269 2008-09-29 Michael J. Eager <eager@eagercon.com>
4271 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4273 * config/rs6000/rs6000.c (rs6000_override_options): Move
4274 rs6000_init_hard_regno_mode_ok after all options changed.
4275 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4276 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4277 -msimple-fpu flags. Add warning messages if single FP not configured.
4278 (rs6000_file_start): Output gnu_attribute for single-float.
4279 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4280 (rs6000_legitimize_address): Likewise.
4281 (rs6000_legitimize_reload_address): Likewise.
4282 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4283 TARGET_SINGLE_FLOAT.
4284 (function_arg_advance): Likewise (partial conversion).
4285 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4286 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4287 TARGET_SINGLE_FLOAT.
4288 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4289 (rs6000_emit_prologue): Likewise.
4290 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4291 TARGET_SINGLE_FLOAT.
4292 (rs6000_libcall_value): Likewise.
4293 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4294 (TARGET_DOUBLE_FLOAT): New default to 1
4295 (TARGET_SIMPLE_FPU): New default to 0
4296 (TARGET_SINGLE_FPU): New default to 0
4297 (TARGET_SINGLE_FLOAT_MODE): New.
4298 (TARGET_DOUBLE_FLOAT_MODE): New.
4299 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4300 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4302 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4303 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4304 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4305 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4306 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4307 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4308 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4309 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4310 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4311 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4312 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4313 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4314 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4315 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4316 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4317 cmptf_internal1, *cmptf_internal2): Condition on
4318 TARGET_DOUBLE_FLOAT.
4319 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4320 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4321 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4322 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4323 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4324 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4325 TARGET_SINGLE_FLOAT.
4326 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4327 * config/rs6000/rs6000.opt (-msingle-float): New.
4328 (-mdouble-float): New.
4329 (-msimple-fpu): New.
4330 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4331 -msingle-float, -mdouble-float, -msimple-fpu options.
4332 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4333 _SOFT_DOUBLE for -msingle-float.
4334 * config.gcc: New config for target=powerpc-xilinx-eabi.
4336 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4338 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4339 have exit and entry.
4340 (new_scop): Take entry and exit edge to define new SCoP.
4341 (sd_region_p): New structure used during SCoP detection.
4342 (move_scops): Delete.
4343 (move_sd_regions): New.
4344 (scopdet_info): Change the definition from edges back to basic_blocks.
4345 (scopdet_edge_info): Work on basic_blocks and rename to
4346 scopdet_basic_block_info.
4347 (split_difficult_bb): At the moment removed. We should later
4348 add it at another place.
4349 (build_scops_1): Work on basic_blocks.
4350 (bb_in_sd_region): New.
4351 (find_single_entry_edge): New.
4352 (find_single_exit_edge): New.
4353 (create_single_entry_edge): New.
4354 (sd_region_without_exit): New.
4355 (create_single_exit_edge): New.
4356 (unmark_exit_edges): New.
4357 (mark_exit_edges): New.
4358 (create_sese_edges): New.
4359 (build_graphite_scops): New.
4360 (build_scops): Make SCoPs SESE.
4361 (limit_scops): Use the new functions.
4363 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4365 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4367 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4370 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4371 address to a register before taking the lower part.
4373 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4375 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4378 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4379 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4382 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4383 the newly created variable.
4384 Create a VECTOR_CST of all 1s for vector types.
4386 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4389 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4391 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4393 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4394 order to convert between modes.
4395 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4397 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4399 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4402 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4405 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4409 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4411 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4412 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4413 them to yield false with MIPS16.
4415 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4418 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4419 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4420 mem_loc_descriptor failed. Accept UNSPEC.
4421 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4422 fail if one of the loc_descriptor calls for pieces failed.
4423 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4424 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4425 if loc_descriptor_from_tree_1 on offset failed.
4428 * opts.c (common_handle_option): Don't call print_specific_help with
4429 CL_SAVE as first argument.
4431 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4432 Steve Ellcey <sje@cup.hp.com>
4434 * configure: Regenerate for new libtool.
4435 * aclocal.m4: Ditto.
4437 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4439 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4440 alias set on MEM when saving stack pointer.
4441 * config/rs6000/rs6000.md (allocate_stack): Likewise
4443 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4445 PR tree-optimization/37574
4446 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4447 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4448 instead of vector_type for constants. Take computation out of loop.
4449 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4450 and use only vector_type for invariant case.
4451 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4453 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4456 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4457 the decl is a VAR_DECL or FUNCTION_DECL.
4459 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4462 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4463 (mark_ref_live, mark_ref_dead): Use them.
4464 (def_conflicts_with_inputs_p): Remove.
4465 (mark_early_clobbers): New function.
4466 (process_bb_node_lives): Call preprocess_constraints and
4467 mark_early_clobbers.
4469 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4471 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4474 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4475 (ira_compress_allocno_live_ranges): New prototype.
4477 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4478 (coalesced_allocnos_living_at_program_points): New.
4479 (coalesced_allocnos_live_at_points_p,
4480 set_coalesced_allocnos_live_points): New functions.
4481 (coalesce_spill_slots): Rewrite.
4483 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4484 ira_compress_allocno_live_ranges): New functions.
4486 * ira-build.c (ira_flattening): Call
4487 ira_compress_allocno_live_ranges.
4490 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4492 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4495 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4497 * combine.c (make_compound_operation): Handle the 'E' format.
4498 (count_rtxs): Likewise.
4499 (update_table_tick): Likewise.
4500 (get_last_value_validate): Likewise.
4502 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4504 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4506 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4508 * matrix-reorg.c (transform_allocation_sites): Initializers
4509 added to avoid the warning.
4511 2008-09-25 Martin Jambor <mjambor@suse.cz>
4513 * cgraph.c (free_nodes): New variable.
4514 (NEXT_FREE_NODE): New macro.
4515 (cgraph_create_node): Reuse nodes from the free list. Do not
4516 update uid if doing so.
4517 (cgraph_remove_node): Add the node to the free list.
4519 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4521 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4523 2008-09-24 Richard Henderson <rth@redhat.com>
4525 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4526 * unwind-dw2.c (execute_stack_op): Handle it.
4528 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4531 2008-09-24 Michael J. Eager <eager@eagercon.com>
4533 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4535 * c-common.c (fname_decl): New location argument.
4536 * c-common.h (fname_decl): Same.
4537 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4539 (c_parser_typeof_specifier): Same.
4540 (c_parser_parms_list_declarator): Same.
4541 (c_parser_asm_string_literal): Same.
4542 (c_parser_compound_statement_nostart): Same.
4543 (c_parser_label): Same.
4544 (c_parser_do_statement): Same.
4545 (c_parser_asm_statement): Same.
4546 (c_parser_unary_expression): Same.
4547 (c_parser_sizeof_expression): Same.
4548 (c_parser_postfix_expression): Same.
4549 (c_parser_pragma): Same.
4550 (c_parser_omp_clause_collapse): Same.
4551 (c_parser_omp_clause_num_threads): Same.
4552 (c_parser_omp_clause_schedule): Same.
4553 (c_parser_omp_all_clauses): Same.
4554 (c_parser_omp_sections_scope): Same.
4555 (c_parser_omp_for_loop): Same. Pass condition's location to
4556 c_objc_common_truthvalue_conversion.
4557 (c_parser_enum_specifier): Remove comment.
4559 2008-09-24 Michael J. Eager <eager@eagercon.com>
4561 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4563 * config/rs6000/rs6000.c (rs6000_override_options): Move
4564 rs6000_init_hard_regno_mode_ok after all options changed.
4565 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4566 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4567 -msimple-fpu flags. Add warning messages if single FP not configured.
4568 (rs6000_file_start): Output gnu_attribute for single-float.
4569 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4570 (rs6000_legitimize_address): Likewise.
4571 (rs6000_legitimize_reload_address): Likewise.
4572 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4573 TARGET_SINGLE_FLOAT.
4574 (function_arg_advance): Likewise.
4575 (function_arg): Likewise.
4576 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4577 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4578 TARGET_SINGLE_FLOAT.
4579 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4580 (rs6000_emit_prologue): Likewise.
4581 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4582 TARGET_SINGLE_FLOAT.
4583 (rs6000_libcall_value): Likewise.
4584 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4585 (TARGET_DOUBLE_FLOAT): New default to 1
4586 (TARGET_SIMPLE_FPU): New default to 0
4587 (TARGET_SINGLE_FPU): New default to 0
4588 (TARGET_SINGLE_FLOAT_MODE): New.
4589 (TARGET_DOUBLE_FLOAT_MODE): New.
4590 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4591 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4593 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4594 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4595 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4596 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4597 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4598 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4599 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4600 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4601 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4602 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4603 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4604 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4605 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4606 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4607 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4608 cmptf_internal1, *cmptf_internal2): Condition on
4609 TARGET_DOUBLE_FLOAT.
4610 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4611 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4612 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4613 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4614 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4615 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4616 TARGET_SINGLE_FLOAT.
4617 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4618 * config/rs6000/rs6000.opt (-msingle-float): New.
4619 (-mdouble-float): New.
4620 (-msimple-fpu): New.
4621 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4622 -msingle-float, -mdouble-float, -msimple-fpu options.
4623 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4624 _SOFT_DOUBLE for -msingle-float.
4625 * config.gcc: New config for target=powerpc-xilinx-eabi.
4627 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4629 * config/sparc/constraints.md: New file.
4630 * config/sparc/sparc.md: Include it.
4631 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4632 (sparc_extra_constraint_check): Delete.
4633 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4634 (memory_ok_for_ldd): New predicate.
4635 (sparc_extra_constraint_check): Delete.
4636 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4637 (CONST_OK_FOR_LETTER_P): Likewise.
4638 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4639 (EXTRA_CONSTRAINT): Likewise.
4641 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4643 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4645 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4647 * alias.c (find_base_value): Use FIND_BASE_TERM.
4648 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4650 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4652 * config/i386/i386.c: Include cselib.h.
4653 (ix86_pic_register_p): New function.
4654 (ix86_delegitimize_address): Use it to check for the PIC register.
4656 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4658 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4659 * config/i386/i386.c (ix86_find_base_term): Don't check for
4660 SYMBOL_REF and LABEL_REF.
4662 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4664 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4665 constant PLUS in a CONST.
4667 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4669 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4670 check for sibcall support for w64.
4672 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4674 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4676 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4678 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4679 parser_build_binary_op.
4680 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4681 * c-typeck.c (build_array_ref): Same.
4682 (parser_build_unary_op): New location argument.
4683 (pointer_diff): Pass location to build_binary_op,
4684 c_objc_common_truthvalue_conversion.
4685 (build_modify_expr): Same.
4686 (build_unary_op): New location argument.
4687 (build_binary_op): New location argument.
4688 (c_objc_common_truthvalue_conversion): Pass location to
4689 c_*common_truthvalue_conversion.
4690 * c-convert.c (convert): Same.
4691 * c-common.c (binary_op_error): New location argument.
4692 (pointer_int_sum): Pass location to build_binary_op.
4693 (c_common_truthvalue_conversion): New location argument.
4694 (warn_for_sign_compare): Same.
4695 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4696 binary_op_error, build_binary_op, warn_for_sign_compare.
4697 * c-parser.c (c_parser_condition): Pass location to
4698 c_*common_truthvalue_conversion.
4699 (c_parser_conditional_expression): Save condition's location and pass
4701 (c_parser_binary_expression): Same, but for the binary operator's
4703 (c_parser_omp_for_loop): Pass location to
4704 c_objc_common_truthvalue_conversion.
4706 2008-09-23 Martin Jambor <mjambor@suse.cz>
4708 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4709 (cgraph_node_remove_callees): New temporary f. Hold the next item
4711 (cgraph_node_remove_callers): Likewise.
4713 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4714 (ipa_node_removal_hook): Likewise.
4716 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4717 gimple_call_copy_skip_args and moved to the gimple_call section.
4718 * gimple.c (gimple_copy_call_skip_args): Renamed to
4719 gimple_call_copy_skip_args. Changed al users.
4721 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4723 * ira-color.c (start_allocno_priorities): Rename to
4724 setup_allocno_priorities. Use costs and
4725 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4726 range lengths. Get rid off doubles.
4727 (ira_fast_allocations): Call start_allocno_priorities.
4729 2008-09-22 David Daney <ddaney@avtrex.com>
4732 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4733 register if TARGET_LONG_CALLS.
4735 2008-09-22 Richard Guenther <rguenther@suse.de>
4737 PR tree-optimization/37145
4738 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4739 value-numbering union accesses with their offset and size only.
4740 (visit_reference_op_load): Fix simplification of inserted conversions.
4741 * tree-ssa-pre.c (find_or_generate_expression): Do not
4742 recursively generate expressions if running FRE.
4744 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4746 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4747 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4750 2008-09-22 Richard Guenther <rguenther@suse.de>
4752 PR tree-optimization/37145
4753 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4754 (phi_translate_1): Constant fold references.
4756 2008-09-22 Ira Rosen <irar@il.ibm.com>
4758 PR tree-optimization/37482
4759 * tree-vectorizer.h (struct _slp_instance): Add new field.
4760 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4761 (get_earlier_stmt): New function.
4762 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4764 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4765 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4766 asserts that GSI points to the scalar statement being vectorized.
4767 Set new statement location according to GSI.
4768 (vect_schedule_slp_instance): Use GSI of
4769 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4771 2008-09-21 Jan Hubicka <jh@suse.cz>
4773 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4774 (ipcp_insert_stage): Update dead_nodes bitmap.
4776 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4779 * config/i386/t-cygming (SHLIB_LC): Remove.
4780 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4781 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4783 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4787 * final.c (mark_symbol_ref_as_used): New helper function.
4788 (output_operand): Instead of just looking inside MEMs for
4789 SYMBOL_REFs, use new helper function and for_each_rtx.
4790 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4791 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4792 Make head comment more general.
4793 * config/darwin.c (machopic_output_indirection): Handle weak
4794 references here, like in assemble_external.
4796 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4798 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4799 (sparc_emit_float_lib_cmp): Change return type.
4800 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4801 (gen_compare_operator): New function.
4802 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4803 the comparison sequence. Minor tweaks.
4804 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4805 that the final operator and the result of sparc_emit_float_lib_cmp
4806 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4807 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
4808 buneq, bunge, bunle, bltgt): Assert that the final operator and the
4809 result of sparc_emit_float_lib_cmp match for software TFmode.
4810 (movqicc, movhicc, movsicc, movdicc): Merge into...
4811 (mov<I:mode>cc): ...this.
4812 (movsfcc, movdfcc, movtfcc): Merge into...
4813 (mov<F:mode>cc): ...this.
4814 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
4816 (mov<I:mode>_cc_v9): ...this.
4817 (movdi_cc_sp64_trunc): Delete.
4818 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
4819 movdi_cc_reg_sp64): Merge into...
4820 (mov<I:mode>_cc_reg_sp64): ...this.
4821 (movsf_cc_sp64): Rename into...
4822 (movsf_cc_v9): ...this.
4823 (movdf_cc_sp64): Rename into...
4824 (movdf_cc_v9): ...this.
4825 (movtf_cc_hq_sp64): Rename into...
4826 (movtf_cc_hq_v9): ...this.
4827 (movtf_cc_sp64): Rename into...
4828 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
4830 2008-09-21 Diego Novillo <dnovillo@google.com>
4832 * doc/gccint.texi: Include generic.texi and gimple.texi.
4834 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
4835 (GIMPLE): Move to gimple.texi.
4836 (Annotations): Remove references to to stmt_ann_t and
4838 (SSA Operands): Rename from 'Statement Operands'.
4839 * doc/generic.texi: New.
4840 * doc/gimple.texi: New.
4841 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
4842 * Makefile.in (TEXI_GCCINT_FILES):
4843 * gimple.c (gimple_copy_call_skip_args): Rename from
4844 giple_copy_call_skip_args. Update all users.
4845 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
4847 2008-09-21 Ira Rosen <irar@il.ibm.com>
4849 PR tree-optimization/37539
4850 * tree-vect-transform.c (vect_transform_strided_load): Save vector
4851 statement in related statement field only for the first load of the
4852 group of loads with the same data reference.
4854 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
4856 * config/mips/mips.h (TUNE_OCTEON): New macro.
4857 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
4858 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
4859 * config/mips/octeon.md: New file.
4860 * config/mips/mips.md: Include octeon.md. Restore
4861 semi-alphabetical order of include files.
4863 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
4866 * config/i386/i386.md (*jcc_fused_1): Removed.
4867 (*jcc_fused_2): Likewise.
4868 (*jcc_fused_3): Likewise.
4869 (*jcc_fused_4): Likewise.
4871 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4873 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
4874 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
4875 * target.h (gcc_target): Add ira_cover_classes.
4876 * ira.c: Remove IRA_COVER_CLASSES guards.
4877 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
4878 instead of IRA_COVER_CLASSES.
4879 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
4880 (setup_class_translate): Likewise.
4881 (setup_reg_class_intersect_union): Likewise.
4882 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
4883 test of targetm.ira_cover_classes.
4884 * opts.c (decode_options): Use targetm.ira_cover_classes instead
4885 of IRA_COVER_CLASSES.
4886 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
4887 (TARGET_INITIALIZER): Include it.
4888 * targhooks.h (default_ira_cover_classes): Declare.
4889 * targhooks.c (default_ira_cover_classes): New function.
4891 2008-09-19 Bob Wilson <bob.wilson@acm.org>
4893 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
4895 2008-09-19 Ian Lance Taylor <iant@google.com>
4897 * varasm.c (narrowing_initializer_constant_valid_p): Return
4898 NULL_TREE if ENDTYPE is not an integer.
4900 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4903 * tree-ssa.c (execute_update_addresses_taken): Also update
4904 DECL_GIMPLE_REG_P for vector and complex types.
4906 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4907 Jan Hubicka <jh@suse.cz>
4910 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4911 empty before freeing them.
4912 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4914 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4916 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4917 * config/xtensa/predicates.md (tls_symbol_operand): New.
4918 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4919 (TARGET_CANNOT_FORCE_MEM): Define.
4920 (xtensa_tls_symbol_p): New.
4921 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4922 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4923 (xtensa_tls_module_base): New.
4924 (xtensa_call_tls_desc): New.
4925 (xtensa_legitimize_tls_address): New.
4926 (xtensa_legitimize_address): Handle TLS symbols.
4927 (xtensa_tls_referenced_p_1): New.
4928 (xtensa_tls_referenced_p): New.
4929 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4931 (XTENSA_BUILTIN_THREAD_POINTER): New.
4932 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4933 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4934 builtin. Add declarations for __builtin_thread_pointer and
4935 __builtin_set_thread_pointer.
4936 (xtensa_fold_builtin): Recognize new builtins.
4937 (xtensa_expand_builtin): Expand new builtins.
4938 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4939 (TARGET_THREADPTR): Define.
4940 (HAVE_AS_TLS): Define default value.
4941 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4942 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4943 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4944 (UNSPECV_SET_TP): New.
4945 (sym_TPOFF, sym_DTPOFF): New.
4946 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4947 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4948 * configure: Regenerated.
4950 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4953 * config/ia64/ia64.c (ia64_optimization_options): Move
4954 checking and setting flag_schedule_insns_after_reload and
4955 ia64_flag_schedule_insns2 back to ...
4956 (ia64_override_options): Here.
4958 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4961 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4962 zero extend count after the correction to it is done.
4963 (doloop_optimize): Update call to doloop_modify, don't zero extend
4966 2008-09-18 Martin Jambor <mjambor@suse.cz>
4968 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4970 * ipa-prop.c: Correct comments.
4971 * ipa-prop.h: Likewise.
4973 2008-09-18 Jan Hubicka <jh@suse.cz>
4976 * ipa-reference.c (ipa_reference_local_vars_info_d,
4977 ipa_reference_global_vars_info_d,
4978 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4979 ipa_reference_vars_info_t): Move here from ipa-reference.h
4980 (node_duplication_hook_holder, node_removal_hook_holder): New.
4981 (get_reference_vars_info_from_cgraph): Rename to ...
4982 (get_reference_vars_info): ... this one, use cgraph uids.
4983 (get_local_reference_vars_info, get_global_reference_vars_info):
4984 Use cgraph instead of decl.
4985 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4987 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4988 ipa_reference_get_written_global,
4989 ipa_reference_get_not_written_global): Use cgraph argument.
4990 (check_call): Simplify avail check.
4991 (scan_stmt_for_static_refs): Update.
4992 (propagate_bits): Update.
4993 (merge_callee_local_info): Remove.
4994 (init_function_info): Use cgraph nodes.
4995 (clean_function_local_data): Break out from ...
4996 (clean_function): ... here.
4997 (copy_local_bitmap, copy_global_bitmap): New functions.
4998 (duplicate_node_data, remove_node_data): New functions.
4999 (generate_summary): Register hooks; use visibility instead of
5001 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
5002 * ipa-reference.h (ipa_reference_local_vars_info_d,
5003 ipa_reference_global_vars_info_d,
5004 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5005 ipa_reference_vars_info_t): Move to ipa-reference.c
5006 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5008 (ipa_reference_get_read_global, ipa_reference_get_written_global,
5009 ipa_reference_get_not_read_global,
5010 ipa_reference_get_not_written_global): Update prototype.
5011 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
5012 (init_state): Remove.
5013 (node_duplication_hook_holder, node_removal_hook_holder): New.
5014 (get_function_state, set_function_state): Use VECtor.
5015 (analyze_function): Check body availability.
5016 (add_new_function): Likewise.
5017 (duplicate_node_data, remove_node_data): New.
5018 (generate_summary): Register hooks; do not care about clones.
5019 (propafate): Do not care about clones; recursive functions are
5021 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
5022 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
5023 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
5025 * tree-flow.h (function_ann_d): Remove reference_vars_info.
5026 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
5027 Update call of ipa-reference accesors.
5029 2008-09-18 Simon Baldwin <simonb@google.com>
5031 * c-opts.c (c_common_handle_option): Add handling for
5032 -Wbuiltin-macro-redefined command line option.
5033 * c.opt: Added builtin-macro-redefined option.
5034 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
5037 2008-09-18 Richard Guenther <rguenther@suse.de>
5039 PR tree-optimization/37258
5040 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
5041 and signedness for integral types.
5042 (vn_phi_eq): Require compatible types.
5044 2008-09-18 Jakub Jelinek <jakub@redhat.com>
5047 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
5048 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
5050 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
5051 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
5052 ggc_free other TREE_LIST nodes from that chain.
5053 * function.c (instantiate_decls): Instantiate also DECL_RTL
5054 of vars in cfun->local_decls, free that list afterwards.
5056 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
5058 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
5059 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
5061 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5063 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
5064 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
5066 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5068 PR tree-optimization/37102
5069 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
5070 from a node. Check to see if another PHI is dead.
5071 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
5072 remove real PHIs which have no uses.
5073 (rewrite_out_of_ssa): Call eliminate_useless_phis.
5075 2008-09-18 Richard Guenther <rguenther@suse.de>
5078 * tree-cfg.c (remove_useless_stmts_1): Remove
5079 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
5081 2008-09-18 Nick Clifton <nickc@redhat.com>
5083 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
5084 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
5085 to frv_secondary_reload_class.
5086 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5087 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
5088 (frv_secondary_reload_class): Omit unused parameter.
5089 (frv_secondary_reload): New function. Handle the case when
5090 secondary_reload_class() is called before the reload_(in|out)
5091 _optabs have been initialised.
5092 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
5094 * config/frv/frv.md: Define an exclusion set between fr550_m0
5097 2008-09-18 Richard Guenther <rguenther@suse.de>
5099 PR tree-optimization/37456
5100 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
5101 want to insert after ends a BB insert on the single fallthru
5104 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
5106 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
5107 Mention -march=z9-109, z9-ec and z10.
5109 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
5111 PR rtl-optimization/37544
5112 * regrename.c (maybe_mode_change): Exit early when copy_mode
5113 is narrower than orig_mode and narrower than new_mode.
5115 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
5118 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
5120 * sched-rgn.c (ref_counts): Remove.
5121 (insn_referenced): New static variable.
5122 (INSN_REF_COUNT): Remove.
5123 (sched_run_compute_dependencies): Use insn_referenced instead of
5125 (add_branch_dependences): Likewise. Delete dead assignment.
5127 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
5129 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
5130 consumer is an asm. Add comment why this is important.
5131 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
5132 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
5134 2008-09-17 Joseph Myers <joseph@codesourcery.com>
5136 * expr.c (emit_group_store): Do not shift before moving via a
5139 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
5141 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
5142 from aggregate to non-aggregate type if the bit pattern is not fully
5143 preserved afterwards.
5145 2008-09-17 Richard Guenther <rguenther@suse.de>
5147 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
5148 (verify_gimple_assign): ... this. Split into ...
5149 (verify_gimple_assign_unary): ... this,
5150 (verify_gimple_assign_binary): ... that,
5151 (verify_gimple_assign_single): ... and this.
5152 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
5153 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
5154 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
5155 (verify_types_in_gimple_reference): Be forgiving with
5157 (verify_gimple_phi): Deal with virtual operands.
5159 * tree.def (PREDICT_EXPR): Change to tcc_expression.
5161 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
5163 * tree.c (get_callee_fndecl): Don't call the language hook.
5164 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
5165 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
5166 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
5168 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5170 * tree.c (protected_set_expr_location): Don't unnecessarily
5171 check for error_mark_node.
5173 2008-09-17 Art Haas <ahaas@impactweather.com>
5175 * ipa-reference.c (analyze_function): Declare step only if
5176 ENABLE_CHECKING is defined.
5178 2008-09-17 Jan Hubicka <jh@suse.cz>
5181 * tree.h (DECL_INLINE): remove.
5182 (DECL_DECLARED_INLINE_P): Update docs.
5183 (DECL_NO_INLINE_WARNING_P): new.
5184 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
5185 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5187 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5188 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5191 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5194 2008-09-17 Jan Hubicka <jh@suse.cz>
5196 * ipa-reference.c (ipa_obstack): Remove.
5197 (local_info_obstack, global_info_obstack): New.
5198 (add_static_var): We now handle variables only.
5199 (mark_address_taken, mark_load, mark_store): New functions based on ...
5200 (check_operand): ... remove.
5201 (get_asm_stmt_operands): Rename to ...
5202 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5203 (scan_stmt_for_static_refs): Rewrite.
5204 (scan_op_for_static_refs): Rename to ...
5205 (scan_initializer_for_static_refs): do not look for VAR_DECL
5206 initializers; stop recursion on types and decls.
5207 (ipa_init): Use proper obstacks.
5208 (analyze_variable): Use scan_initializer_for_static_refs.
5209 (init_function_info): Use local obstack.
5210 (analyze_function): Simplify.
5211 (add_new_function): We don't need visited_nodes obstack.
5212 (generate_summary): Use proper obstacks; cleanup after propagation.
5214 2008-09-17 Richard Guenther <rguenther@suse.de>
5217 PR tree-optimization/37491
5218 * alias.c (get_alias_set): Use the canonical type.
5219 * tree-vect-transform.c (vectorizable_store): Use the type of
5220 the lhs for the vector type. Adjust checking.
5221 (vectorizable_load): Adjust checking.
5223 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5224 Adam Nemet <anemet@caviumnetworks.com>
5226 PR rtl-optimization/37483
5227 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5228 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5229 Rearrange code to better match the original comment. Check
5230 t_unconditional first. Improve comment.
5232 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5235 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5236 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5239 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5240 GIMPLE_TRY if cleanup sequence is empty.
5242 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5245 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5246 eliminate IV if the cost are the same.
5248 2008-09-16 Richard Guenther <rguenther@suse.de>
5251 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5254 2008-09-16 Richard Guenther <rguenther@suse.de>
5256 PR tree-optimization/37508
5257 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5259 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5261 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5263 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5265 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5266 use gen_floatdidf2 directly.
5267 (floatunssidf2): Likewise.
5268 (floatsidf_ppc64_mfpgpr): Remove.
5269 (floatsidf_ppc64): Remove.
5270 (floatunssidf_ppc64): Remove.
5272 2008-09-15 Jakub Jelinek <jakub@redhat.com>
5274 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5275 rather than update_cost_queue.
5277 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5278 in every call starting with the second one, instead of only when
5279 alias_bitmap_obstack.elements != NULL.
5281 * tree-predcom.c (filter_suitable_components): Free all refs in
5282 act->refs vector before calling release_component.
5283 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5285 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5287 * tree-loop-linear.c (linear_transform_loops): Initialize
5288 lambda_obstack only after calling perfect_loop_nest_depth.
5289 Goto free_and_continue instead of just continue for later failures.
5292 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5295 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5297 2008-09-14 Andreas Schwab <schwab@suse.de>
5299 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5301 2008-09-14 Jan Hubicka <jh@suse.cz>
5303 * invoke.texi (-fconserve-stack): Document.
5304 * opts.c (decode_options): Handle conserve_stack.
5305 * common.opt (fconvserve_stack): New.
5307 2008-09-14 David Edelsohn <edelsohn@gnu.org>
5309 * config.host: Add x-aix to host_xmake_file.
5310 * config/rs6000/t-aix52: Do not override LDFLAGS.
5311 * config/rs6000/x-aix: New file.
5313 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5319 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5320 is not recognized as a valid register usage. Allow REG_X to be used
5322 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5323 forces a reload when using a base register.
5325 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5327 * config/i386/cygming-crtend.c (register_frame_ctor): If
5328 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5329 directly with atexit.
5330 (deregister_frame_ctor): Rename to ...
5331 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5332 if !DEFAULT_USE_CXA_ATEXIT.
5334 2008-09-13 Jan Hubicka <jh@suse.cz>
5336 * cgraph.c: Include value-prof.h
5337 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5339 2008-09-13 Jan Hubicka <jh@suse.cz>
5342 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5343 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5344 tree_gen_one_value_profiler, tree_gen_average_profiler,
5345 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5347 2008-09-13 Jan Hubicka <jh@suse.cz>
5349 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5350 too many bytes on misalligned blocks.
5352 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5354 * doc/cfg.texi: Fix some typos.
5355 * doc/extend.texi: Likewise.
5356 * doc/install.texi: Likewise.
5357 * doc/invoke.texi: Likewise.
5358 * doc/rtl.texi: Likewise.
5359 * doc/tree-ssa.texi: Likewise.
5361 2008-09-13 Richard Guenther <rguenther@suse.de>
5364 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5365 gimple stores for memory rhs.
5367 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5369 PR rtl-optimization/37489
5370 * cse.c (fold_rtx): Don't return const_true_rtx for float
5371 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5373 2008-09-13 Jan Hubicka <jh@suse.cz>
5375 PR tree-optimization/37392
5376 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5378 2008-09-13 Martin Jambor <mjambor@suse.cz>
5379 Jan Hubicka <jh@suse.cz>
5381 * cgraph.c (free_edges): New variable.
5382 (NEXT_FREE_EDGE): New macro.
5383 (cgraph_free_edge): New function.
5384 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5385 (cgraph_node_remove_callees): Likewise.
5386 (cgraph_node_remove_callers): Likewise.
5387 (cgraph_create_edge): Reuse edges from the free list. Do not
5388 update uid if doing so.
5389 (cgraph_remove_*_hook): Add free call.
5391 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5393 * ira-color.c (conflict_allocno_vec): Delete.
5394 (update_cost_queue_elem): New structure.
5395 (update_cost_queue): New variable.
5396 (update_cost_queue_tail): Likewise.
5397 (update_cost_queue_elems): Likewise.
5398 (allocno_update_cost_check): Delete.
5399 (initiate_cost_update): Allocate update_cost_queue_elems
5400 instead of allocno_update_cost_check.
5401 (finish_cost_update): Update the free()s accordingly.
5402 (start_update_cost): New function.
5403 (queue_update_cost): Likewise.
5404 (get_next_update_cost): Likewise.
5405 (update_copy_costs_1): Inline into...
5406 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5407 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5408 once we've established they are equal. Don't allocate update
5409 costs if there is nothing to add to them.
5410 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5411 DIVISOR arguments. Use a queue instead of recursive calls;
5412 process all the allocnos in the initial queue, rather than
5414 (assign_hard_reg): Use queue_update_cost instead of
5415 conflict_allocno_vec. Queue coalesced allocnos instead
5416 of calling update_conflict_hard_regno_costs for each one.
5417 Just call update_conflict_hard_regno_costs once for the
5419 (ira_color): Remove conflict_allocno_vec handling.
5421 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5423 PR tree-optimization/37484
5424 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5425 (save_var_name): Same.
5426 (initialize_cloog_names): Same.
5427 (initialize_cloog_names): Same.
5429 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5431 * tree-scalar-evolution.c (set_instantiated_value): Set
5434 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5438 * ira-build.c (common_loop_tree_node_dominator): Remove.
5439 (copy_live_ranges_to_removed_store_destinations): New function.
5440 (regno_top_level_allocno_map): Move to top level from ...
5441 (ira_flattening): ... here. Use
5442 copy_live_ranges_to_removed_store_destinations.
5444 * ira-emit.c (generate_edge_moves): Fix a comment.
5446 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5449 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5450 scratch register after 'set' pattern.
5452 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5454 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5455 information passed to mark_reg_pointer.
5456 * explow.c (force_reg): Likewise.
5458 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5460 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5461 when building for the celledp architecture.
5463 2008-09-12 Richard Guenther <rguenther@suse.de>
5465 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5467 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5469 PR rtl-optimization/37424
5470 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5471 the regnos instead of the addresses.
5473 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5475 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5477 2008-09-11 Richard Guenther <rguenther@suse.de>
5479 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5480 entering the weaker equivalence recording.
5482 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5484 2008-09-11 Jeff Law <law@redhat.com>
5486 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5487 by assign_stack_local on the IRA path for stack slot sharing
5488 as well as the non-IRA path.
5490 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5492 * config/i386/i386.h: Fix whitespace issues.
5494 2008-09-11 Martin Jambor <mjambor@suse.cz>
5496 * ipa-prop.h (struct ipa_param_flags): Removed.
5497 (struct ipa_param_descriptor): New structure.
5498 (struct ipa_node_params): ipcp_lattices, param_decls and
5499 param_flags moved to ipa_param_description.
5500 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5501 descriptors. Renamed all users.
5502 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5503 changed to access descriptors. Renamed all users.
5504 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5505 to access descriptors. Renamed all users.
5506 * ipa-cp.c (ipcp_init_cloned_node): Call
5507 ipa_initialize_node_params instead of ipa_count_formal_params and
5508 ipa_create_param_decls_array.
5509 (ipcp_analyze_node): Likewise.
5510 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5511 descriptors. Renamed all users.
5512 (ipcp_initialize_node_lattices): Remove allocation.
5513 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5514 ipa_initialize_node_params instead of ipa_count_formal_params and
5515 ipa_create_param_decls_array.
5516 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5517 ipa_populate_param_decls, made static, added parameter info,
5518 renamed mt to node, removed allocation, changed to use
5520 (ipa_count_formal_params): Made static, added parameter info,
5522 (ipa_initialize_node_params): New function.
5523 (ipa_check_stmt_modifications): Changed to use descriptors.
5524 (ipa_detect_param_modifications): Removed allocation, changed to
5526 (ipa_note_param_call): Changed to use descriptors.
5527 (ipa_analyze_params_uses): Removed allocation.
5528 (ipa_free_node_params_substructures): Changed to use descriptors.
5529 (ipa_edge_duplication_hook): Use the unused attribute.
5530 (ipa_node_duplication_hook): Use the unused attribute, changed to
5531 use descriptors, changed to duplicate descriptors.
5533 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5534 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5535 indirect inlining. Made static.
5536 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5537 functions called only once.
5538 (cgraph_decide_recursive_inlining): Don't call
5539 ipa_propagate_indirect_call_infos, pass new_edges to
5540 cgraph_mark_inline_edge instead.
5541 (cgraph_decide_inlining_of_small_functions): Don't call
5542 ipa_propagate_indirect_call_infos, pass new_edges to
5543 cgraph_mark_inline_edge instead.
5544 (cgraph_decide_inlining): Don't call
5545 ipa_propagate_indirect_call_infos.
5546 * ipa-prop.c: Check that vectors are allocated.
5548 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5549 iff a new cgraph edges have been created.
5550 (cgraph_decide_inlining): New variable redo_always_inline.
5551 Flattening and always_inlining loop until callgraph stabilizes.
5552 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5553 true iff new cgraph edges have been created.
5554 (propagate_info_to_inlined_callees): Likewise.
5555 (ipa_propagate_indirect_call_infos): Likewise.
5557 2008-09-11 Richard Guenther <rguenther@suse.de>
5559 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5560 (set_prologue_iterations): Likewise.
5561 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5563 (vect_update_init_of_dr): Likewise.
5564 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5566 * fold-const.c (fold_unary): Do not generate calculations
5569 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5571 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5572 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5573 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5575 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5577 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5578 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5579 before finalizing the changes.
5580 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5582 (simplify_truth_ops_using_ranges): New.
5583 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5584 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5585 whether a simplification was made.
5586 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5587 use a switch statement and also call simplify_truth_ops_using_ranges.
5589 2008-09-11 Jan Hubicka <jh@suse.cz>
5591 * ggc-common.c (loc_array): Make static.
5592 * dce.c (rest_of_handle_ud_dce): Free worklist.
5594 2008-09-11 Jan Hubicka <jh@suse.cz>
5596 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5597 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5598 function so we are sure we do not dangle it forever.
5599 * function.c (outer_function_chain, find_function_data): Remove.
5600 (function_context_stack): New.
5601 (push_function_context, pop_function_context): Update.
5602 * function.h (struct function): Remove pointer outer.
5603 (outer_function_chain, find_function_data): Remove.
5604 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5606 2008-09-11 Jan Hubicka <jh@suse.cz>
5609 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5611 2008-09-11 Jan Hubicka <jh@suse.cz>
5613 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5615 2008-09-11 Jan Hubicka <jh@suse.cz>
5617 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5618 (free_var_map_entry): New function.
5619 (redirect_edge_var_map_destroy): Use it.
5621 2008-09-11 Jan Hubicka <jh@suse.cz>
5624 * tree-inline.c (add_lexical_block): Replace with ...
5625 (prepend_lexical_block): ... prepend at begginig.
5626 (remap_blocks): Use it and reverse later.
5627 (expand_call_inline): Use prepend_lexical_block.
5629 2008-09-11 Jan Hubicka <jh@suse.cz>
5631 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5633 2008-09-11 Jan Hubicka <jh@suse.cz>
5635 * function.c (free_after_compilation): Call insn_locators_free.
5636 * cfglayout.c (insn_locators_free): New function.
5637 * rtl.h (insn_locators_free): Declare.
5639 2008-09-11 Jan Hubicka <jh@suse.cz>
5641 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5643 (cond_move_process_if_block): Update call.
5645 2008-09-11 Jan Hubicka <jh@suse.cz>
5647 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5648 * vec.c: Include hashtab.h
5649 (vec_descriptor, ptr_hash_entry): New structures.
5650 (vec_desc_hash, vec_ptr_map): New static variables.
5651 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5652 register_overhead, free_overhead, vec_heap_free): New functions.
5653 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5654 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5655 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5658 2008-09-11 Ira Rosen <irar@il.ibm.com>
5660 PR tree-optimization/37474
5661 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5662 length of load permutation.
5664 2008-09-11 Andreas Schwab <schwab@suse.de>
5666 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5668 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5671 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5672 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5673 simplify_gen_subreg.
5675 2008-09-11 Ira Rosen <irar@il.ibm.com>
5677 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5680 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5683 * gimplify.c (gimplify_body): Call default_rtl_profile.
5686 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5687 instead of tok->val.node if not expanding to something else. Handle
5688 intervening CPP_PADDING tokens.
5689 (altivec_categorize_keyword): Remove unneeded comparisons.
5691 2008-09-10 Richard Guenther <rguenther@suse.de>
5693 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5695 2008-09-10 Richard Guenther <rguenther@suse.de>
5698 * tree-inline.c (insert_init_stmt): Make sure to not
5699 insert invalid gimple stores.
5701 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5703 PR tree-optimization/37388
5704 * toplev.c (process_options): Fail and warn when graphite
5705 flags are used, but the compiler has not been configured
5706 with graphite libraries.
5707 * graphite.c (graphite_transform_loops): Remove printfs
5708 to dump_file for the case when graphite is not available.
5710 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5713 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5714 the even element into register.
5715 (ix86_expand_vector_init_general): Don't use
5716 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5717 if we can't move from GPR to SSE register directly.
5719 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5721 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5722 not lose track of the number of NOPs needed. Number of NOPs needed
5723 for sync vs. loads workaround was switched; corrected. Run second
5724 pass for all workarounds. No NOPs needed after call insns. Change
5725 second pass to use find_next_insn_start and find_load helpers in order
5726 to properly detect parallel insns.
5727 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5729 2008-09-10 Jan Hubicka <jh@suse.cz>
5731 * value-prof.c (gimple_ic): Fix tuplification bug.
5732 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5735 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5737 PR tree-optimization/37353
5738 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5739 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5740 calls instead of cond_dead_built_in_calls.
5741 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5742 initalize the vector only before adding first entry. Use VEC_safe_push
5743 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5744 shrink_wrap_conditional_dead_built_in_calls call.
5746 2008-09-10 Ira Rosen <irar@il.ibm.com>
5748 PR tree-optimization/37385
5749 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5750 argument, and use it as a vector type if not NULL.
5751 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5753 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5754 additional argument.
5755 (vectorizable_load): Likewise.
5757 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5759 * config/i386/i386.md (SWI32): New mode iterator.
5760 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5763 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5765 PR rtl-optimization/37435
5766 * caller-save.c (insert_restore, insert_save): Check the mode by
5769 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5772 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5774 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5777 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5779 * doc/invoke.texi (ARM Options): Correct errors in discussion
5780 of -mfloat-abi, -mhard-float, and -msoft-float.
5782 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5783 Jan Hubicka <jh@suse.cz>
5786 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5787 calling gimple_regimplify_operands on it. Iterate over all newly
5788 added statements, not just the last one.
5789 (insert_init_stmt): Insert stmt into seq first, then call
5790 gimple_regimplify_operands on it. Don't create new gimplification
5791 context, nor find referenced vars.
5793 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5796 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5797 to pointer to vector pointer.
5798 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5799 propagate_info_to_inlined_callees): Likewise.
5800 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5801 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5802 ipa_check_create_edge_args.
5803 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5804 argument to pointer to vector pointer.
5805 (cgraph_decide_inlining_of_small_function): Adjust
5806 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5810 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5811 optimizing for size, not speed.
5813 PR rtl-optimization/37408
5814 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
5815 if parm is promoted.
5817 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5819 PR tree-optimization/37375
5820 * tree-scalar-evolution.c (scev_info_str): Add field
5822 (new_scev_info_str, eq_scev_info, find_var_scev_info,
5823 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
5824 set_instantiated_value): Pass instantiated_below.
5825 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
5827 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
5828 the definitions are not instantiated.
5830 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
5831 (block_before_loop): New.
5832 * tree-data-ref.c (dr_analyze_indices): Update uses of
5834 * graphite.c (block_before_scop): New.
5835 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
5836 basic block, not a loop for determining the parameters.
5837 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
5839 (idx_record_params, find_params_in_bb, find_scop_parameters,
5840 build_loop_iteration_domains, add_conditions_to_domain): Update calls
5841 to instantiate_scev.
5843 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
5845 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5849 * ira-build.c (ira_create_allocno): Setup frequency to 0.
5851 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
5852 Check zero freq and increase if necessary.
5854 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5856 * ira-conflicts.c (process_regs_for_copy): Check that the hard
5857 regno is in the right range. Add comments.
5859 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5861 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
5863 * mips-tfile.c (copy_object): Cast alloca result to int *.
5864 * mips-tdump.c (print_symbol): Cast xmalloc return values to
5866 Rename class to sclass.
5867 (read_tfile): Cast read_seek return values to proper types.
5868 Cast xcalloc return value to proper type.
5870 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5872 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
5873 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
5874 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
5876 2008-09-09 Jan Hubicka <jh@suse.cz>
5878 * profile.c (is_edge_inconsistent): Add debug output; ignore
5879 negative count on fake edges.
5880 (is_inconsistent): Add debug output.
5882 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5884 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
5886 (choose_ready): When first insn is chosen from the ready list, also
5889 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5891 PR rtl-optimization/37360
5892 * haifa-sched.c (max_issue): Do not assert that we never issue more
5893 insns than issue_rate. Add comment.
5895 2008-09-09 Richard Guenther <rguenther@suse.de>
5897 * tree-cfg.c (verify_types_in_gimple_op): Remove.
5898 (verify_types_in_gimple_call): Rename to ...
5899 (verify_gimple_call): ... this. Enhance.
5900 (verify_types_in_gimple_cond): Remove.
5901 (verify_gimple_comparison): New function ...
5902 (verify_types_in_gimple_assign): ... split out from here.
5903 (verify_types_in_gimple_return): Rename to ...
5904 (verify_gimple_return): ... this. Enhance.
5905 (verify_types_in_gimple_switch): Rename to ...
5906 (verify_gimple_switch): ... this. Enhance.
5907 (verify_gimple_goto): New function.
5908 (verify_types_in_gimple_phi): Rename to ...
5909 (verify_gimple_phi): ... this. Enhance.
5910 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5911 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5912 (verify_types_in_gimple_seq_2): Remove cases handled in
5913 verify_types_in_gimple_stmt.
5915 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5917 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5918 (push_multiple_operation, pop_multiple_operation): Set it.
5919 (workaround_rts_anomaly): New function.
5920 (workaround_speculation): New function, broken out of bfin_reorg.
5921 (bfin_reorg): Call the new functions.
5923 2008-09-09 Richard Guenther <rguenther@suse.de>
5927 * gimplify.c (gimplify_conversion): Change conversions of
5928 non-register type to VIEW_CONVERT_EXPRs.
5929 (gimplify_addr_expr): If we need to make the operand
5930 addressable make sure to use a properly initialized
5931 temporary for that so it gets a valid gimple store.
5933 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5935 * function.h (struct function): Add function_start_locus.
5936 * cfgexpand.c (gimple_expand_cfg): Use it.
5937 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5939 2008-09-09 Richard Guenther <rguenther@suse.de>
5941 PR tree-optimization/37433
5942 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5945 2008-09-09 Richard Guenther <rguenther@suse.de>
5947 PR tree-optimization/37387
5948 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5949 and bits to a common type.
5951 2008-09-09 Nick Clifton <nickc@redhat.com>
5953 * config/v850/v850.md (return): Restore frame size restriction.
5955 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5957 * c-common.c (c_expand_decl): Remove.
5958 * c-common.h (anon_aggr_type_p): Remove prototype.
5959 (DECL_ANON_UNION_ELEMS): Remove.
5960 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5961 * c-decl.c (anon_aggr_type_p): Remove.
5962 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5963 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5964 * langhooks.h (struct lang_hooks): Remove expand_decl.
5965 * langhooks.c (lhd_expand_decl): Remove.
5966 * stmt.c (expand_anon_union_decl): Remove.
5967 * tree.h (expand_anon_union_decl): Remove prototype.
5969 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5972 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5974 * config/avr/avr.md (QISI) : Define mode iterator.
5975 (negated_tst<mode>) : Redefine as split using mode macro.
5976 (reversed_tstqi): Define insn as reversed compare with zero.
5977 (reversed_tsthi): Ditto.
5978 (reversed_tstsi): Ditto.
5980 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5983 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5984 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5987 * predict.c (optimize_function_for_size_p): Don't segfault if
5989 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5990 tree_swap_operands_p): Don't test cfun != NULL before calling
5991 optimize_function_for_s*_p.
5993 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5995 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5998 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
6000 * crx/crx.h (IRA_COVER_CLASSES): Define.
6002 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6005 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
6006 even when a stmt has been gimple_modified_p, but after fold_stmt is
6007 not any longer. Remove unneeded may_have_exposed_new_symbols
6010 2008-09-08 Richard Guenther <rguenther@suse.de>
6012 PR tree-optimization/37421
6013 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
6016 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6019 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
6021 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6024 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
6025 * pa-hpux10.h (LINK_SPEC): Likewise.
6026 * pa-hpux11.h (LINK_SPEC): Likewise.
6028 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6030 * pa32-regs.h (IRA_COVER_CLASSES): Define.
6031 * pa64-regs.h (IRA_COVER_CLASSES): Define.
6033 2008-09-07 Helge Deller <deller@gmx.de>
6035 * pa/linux-atomic.c: New file.
6036 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
6037 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
6039 2008-09-07 Richard Guenther <rguenther@suse.de>
6040 Ira Rosen <irar@il.ibm.com>
6042 PR tree-optimization/36630
6043 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
6044 Call STRIP_NOPS before calling evolution_part_in_loop_num.
6046 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
6047 Ira Rosen <irar@il.ibm.com>
6049 PR tree-optimization/35642
6050 * config/rs6000/altivec.md (mulv8hi3): Implement.
6052 2008-09-06 Jeff Law <law@redhat.com>
6054 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
6056 2008-09-06 Jan Hubicka <jh@suse.cz>
6058 PR tree-optimization/14703
6059 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
6061 * passes.c (init_optimization_passes): Recompute inline parameters.
6063 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6065 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
6068 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
6069 Peter Fuerst <post@pfrst.de>
6071 * doc/invoke.texi: Document -mr10k-cache-barrier=.
6072 * doc/extend.texi: Document __builtin_mips_cache.
6073 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
6074 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
6075 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6076 __GCC_HAVE_BUILTIN_MIPS_CACHE.
6077 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
6078 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
6079 (set_push_mips_isas): New variable.
6080 (mips_r10k_cache_barrier): New variable.
6081 (cache): New availability predicate.
6082 (mips_builtins): Add an entry for __builtin_mips_cache.
6083 (mips_build_cvpointer_type): New function.
6084 (MIPS_ATYPE_CVPOINTER): New macro.
6085 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
6087 (r10k_simplified_address_p, r10k_simplify_address)
6088 (r10k_uncached_address_p, r10k_safe_address_p)
6089 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
6090 (r10k_needs_protection_p_call, r10k_needs_protection_p)
6091 (r10k_insert_cache_barriers): New functions.
6092 (mips_reorg_process_insns): Delete cache barriers after a
6093 branch-likely instruction.
6094 (mips_reorg): Call r10k_insert_cache_barriers.
6095 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
6096 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
6097 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
6098 (mips_cache, r10k_cache_barrier): New define_insns.
6100 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6102 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6103 * ira-color.c (setup_allocno_left_conflicts_num): Use
6104 hard_reg_set_equal_p instead of a comparison with
6105 ira_zero_hard_reg_set.
6106 * ira.c (setup_reg_subclasses): Likewise.
6107 (setup_cover_and_important_classes): Likewise.
6108 (setup_class_translate): Likewise.
6109 (setup_reg_class_intersect_union): Likewise.
6110 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6111 (ira_init_once): Don't initialize them.
6113 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6115 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
6117 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6119 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
6121 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6123 Improved branch hints, safe hints, and scheduling.
6125 * haifa-sched.c (sched_emit_insn) : Define.
6126 * sched-int.h (sched_emit_insn) : Add prototype.
6127 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
6128 -mhint-max-distance -msafe-hints) : Document.
6129 * config/spu/spu.c (spu_flag_var_tracking): New.
6130 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
6131 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
6132 TARGET_ASM_FILE_START): Define.
6133 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
6134 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
6135 (spu_emit_branch_hint): Add blocks argument.
6136 (insert_branch_hints, insert_nops): Remove.
6137 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
6138 uses_ls_unit, spu_sched_init_global, spu_sched_init,
6139 spu_sched_reorder, asm_file_start): New functions.
6140 (clock_var, spu_sched_length, pipe0_clock,
6141 pipe1_clock, prev_clock_var, prev_priority,
6142 spu_ls_first, prev_ls_clock): New static variables.
6143 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
6144 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
6145 (nopn_nv): Add a non-volatile version of nop.
6146 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
6147 -mhint-max-distance, -msafe-hints): New options.
6149 2008-09-05 Janis Johnson <janis187@us.ibm.com>
6150 Samuel Tardieu <sam@rfc1149.net>
6152 * opts.c (decode_options): Combine nested if statements.
6155 * opts.c (decode_options): Handle more relationships among
6156 unit-at-a-time, toplevel-reorder, and section-anchors.
6158 2008-09-05 David Daney <ddaney@avtrex.com>
6160 * doc/install.texi (--enable-reduced-reflection): Document new option.
6162 2008-09-05 Bob Wilson <bob.wilson@acm.org>
6164 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
6166 (constantpool_operand): New.
6167 (move_operand): Disallow sub-word modes for the constant pool.
6168 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
6169 (xtensa_secondary_reload_class): Replace with....
6170 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
6171 Set icode for sub-word reloads from the constant pool.
6172 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
6173 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
6174 * config/xtensa/xtensa.md (reload<mode>_literal): New.
6175 * config/xtensa/xtensa-protos.h: Update prototypes.
6177 2008-09-05 Joseph Myers <joseph@codesourcery.com>
6179 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
6180 (REG_CLASS_NAMES): Update.
6181 (REG_CLASS_CONTENTS): Update.
6182 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
6183 of ALL_REGS for regs 77 and 78.
6184 * function.c (instantiate_virtual_regs_in_insn): Assert that
6185 return value of simplify_gen_subreg is not NULL.
6187 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
6189 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6190 (gen_rtvec_v): Fix coding standards.
6192 2008-09-04 Jan Hubicka <jh@suse.cz>
6194 * i386.c (decide_alg): Be more conservative about optimizing for size.
6196 2008-09-04 Ian Lance Taylor <iant@google.com>
6198 * varasm.c (narrowing_initializer_constant_valid_p): New
6200 (initializer_constant_valid_p): Call it.
6202 2008-09-04 Jeff Law <law@redhat.com>
6204 * fold-const.c (native_encode_real): Fix computation of WORDS.
6205 (native_interpret_real): Likewise.
6207 2008-09-04 Janis Johnson <janis187@us.ibm.com>
6209 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6211 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6213 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6214 that the cost is already taken into account in ira-costs.c
6216 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6218 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6219 ira_debug_copies): New.
6220 (ira_bulid): Call print_copies.
6222 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6224 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
6227 * config/rs6000/rs6000.c (optimization_options): Remove check of
6228 flag_toplevel_order.
6230 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6232 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6233 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6234 second operand is a reg_imm10_operand.
6235 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6236 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6237 (*seq_<GPR:mode><GPR2:mode>): Rename to
6238 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6240 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6241 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6243 (*sne_<GPR:mode><GPR2:mode>): Rename to
6244 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6247 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6249 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6250 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6251 combining an arithmetic right shift by more than 31 and a
6252 trunction. Don't match for out-of-range shift amounts. Set
6253 attribute mode to <MODE>.
6254 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6255 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6256 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6257 shifts by less than 32.
6258 (extv): Change predicate on first operand to accept registers.
6259 Change predicate of the other operands from immediate_operand to
6260 const_int_operand. Expand exts when source is a register.
6261 (extzv): Change predicate of the constant operands from
6262 immediate_operand to const_int_operand.
6263 (extzv<mode>): Change predicate of the constant operands from
6264 immediate_operand to const_int_operand and no constraint. Also
6266 (*extzv_trunc<mode>_exts): New pattern.
6268 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6270 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6271 * config/mips/mips-protos.h (mask_low_and_shift_p,
6272 mask_low_and_shift_len): Declare.
6273 * config/mips/mips.c (mask_low_and_shift_p,
6274 mask_low_and_shift_len): New functions.
6275 (mips_print_operand): Handle new operand prefix "m".
6276 * config/mips/mips.md (*cins<mode>): New pattern.
6278 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6280 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6281 optimizing for size.
6283 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6285 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6286 regardless of epilogue_completed.
6288 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6291 * ira-lives.c (process_bb_node_lives): Check setjmp.
6293 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6296 * ira-build.c (form_loop_tree): Reverse BB walk.
6297 (create_bb_allocnos): Likewise.
6298 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6299 (mark_reg_store): Rename to...
6300 (mark_ref_live): ...this and take a df_ref argument instead of
6301 note_stores arguments. Assert that we have a register.
6302 (mark_reg_clobber): Delete.
6303 (def_conflicts_with_inputs_p): New function.
6304 (mark_reg_conflicts): Delete.
6305 (mark_reg_death): Rename to...
6306 (mark_ref_dead): ...this and take a df_ref argument instead of
6307 a register. Assert that we have a register.
6308 (process_bb_node_lives): Hoist frequency calculation out of
6309 instruction walk. Convert from a forwards scan to a backwards scan.
6310 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6311 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6312 (create_allocno_live_ranges): Don't create regs_set.
6314 2008-09-04 Ian Lance Taylor <iant@google.com>
6316 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6317 or REG_LABEL_TARGET.
6318 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6319 comparing MODE with MEM.
6320 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6321 comparing with GF_PREDICT_TAKEN.
6322 (gimple_get_lhs): Change code to enum gimple_code.
6323 (gimple_set_lhs): Likewise.
6324 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6325 * omp-low.c (find_omp_clause): Change kind parameter to enum
6327 * tree-flow.h (find_omp_clause): Update declaration.
6328 * regrename.c (clear_dead_regs): Change kind parameter to enum
6330 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6332 * see.c (see_get_extension_data): Change return type to enum
6333 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6334 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6335 (see_gen_normalized_extension): Change extension_code parameter to
6337 (see_seek_pre_extension_expr): Change extension_code to enum
6339 (see_merge_one_def_extension): Likewise.
6340 (see_handle_relevant_defs): Likewise.
6341 (see_handle_relevant_uses): Likewise.
6342 (see_analyze_one_def): Likewise.
6343 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6344 GIMPLE_ASM rather than ASM_EXPR.
6345 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6346 GIMPLE_RETURN rather than RETURN_EXPR.
6347 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6348 (evaluate_stmt): Likewise.
6349 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6350 to enum vect_relevant.
6351 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6352 compare gimple codes with tree codes.
6354 2008-09-04 Paul Brook <paul@codesourcery.com>
6356 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6358 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6360 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6361 pointer check lost in the recent no-unit-at-a-time patch.
6363 2008-09-04 Jan Hubicka <jh@suse.cz>
6366 * tree-switch-conversion.c (check_final_bb): Accept only IP
6369 2008-09-04 Jan Hubicka <jh@suse.cz>
6371 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6373 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6374 using_ranges argument.
6375 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6376 (vrp_visit_cond_stmt): Update call of
6377 vrp_evaluate_conditional_warnv_with_ops
6379 2008-09-04 Jan Hubicka <jh@suse.cz>
6381 PR tree-optimization/37345
6382 PR tree-optimization/37358
6383 PR tree-optimization/37357
6384 * tree.c (build_function_type_skip_args): Build distinct type copy;
6386 (build_function_decl_skip_args): Set type of new decl not orig decl;
6387 clear DECL_VINDEX for methods turned into functions.
6389 2008-09-04 Nick Clifton <nickc@redhat.com>
6391 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6392 * configure: Regenerate.
6393 * config.in: Regenerate.
6394 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6395 alignment field, if it is supported.
6397 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6399 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6402 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6404 * config/rs6000/rs6000.c (processor_target_table): Do not
6405 enable VMX for POWER6.
6407 2008-09-03 Anton Blanchard <anton@samba.org>
6409 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6410 emit memory barrier before operation.
6412 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6415 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6416 default_elf_asm_output_external.
6418 2008-09-03 Jeff Law <law@redhat.com>
6420 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6422 2008-09-03 Richard Henderson <rth@redhat.com>
6424 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6425 memory barrier to below the test-and-set.
6426 (alpha_split_lock_test_and_set_12): Likewise.
6428 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6432 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6435 * ira-color.c (print_loop_title): Use all_allocnos.
6436 (color_pass): Ditto. Don't add border_allocnos. Check that
6437 subloop allocno in the correspdoning bitmap all_allocnos.
6439 * ira-emit.c (change_loop): Use all_allocnos.
6441 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6442 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6443 (create_cap_allocno): Remove setting mentioned_allocnos.
6444 (create_insn_allocnos): Ditto.
6445 (remove_unnecessary_allocnos): Use all_allocnos.
6446 (check_allocno_creation): Check that allocnos are in the
6447 corresponding bitmap all_allocnos.
6449 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6453 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6454 (process_regs_for_copy): Process subregs. Refine check when cost
6455 is taken into account in ira-costs.c.
6456 (process_reg_shuffles): Use REG_SUBREG_P.
6457 (add_insn_allocno_copies): Ditto. Ignore modes.
6459 * ira-color.c (conflict_allocno_vec): New.
6460 (COST_HOP_DIVISOR): New macro.
6461 (update_copy_costs_1): Use it.
6462 (update_conflict_hard_regno_costs): New function.
6463 (assign_hard_reg): Use it.
6464 (ira_color): Allocate and free conflict_allocno_vec.
6466 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6470 * ira-int.h (ira_sort_insn_chain): Remove.
6472 * ira.c (basic_block_order_nums, chain_insn_order,
6473 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6474 (ira): Don't call ira_sort_insn_chain.
6476 * reload1.c (reload): Don't call ira_sort_insn_chain.
6478 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6481 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6482 which become non throw.
6483 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6484 update_call_expr after updating the flags on the decl.
6486 2008-09-03 Jan Hubicka <jh@suse.cz>
6488 PR tree-optimization/37315
6489 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6490 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6491 (cgraph_analyze_functions): Use node->analyzed
6492 (cgraph_mark_functions_to_output): Likewise.
6493 (cgraph_expand_function): All functions can be released after
6495 (cgraph_optimize): Use gimple_has_body_p.
6496 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6497 (cgraph_decide_inlining_incrementally): Likewise.
6498 (inline_transform): Inline transform.
6499 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6501 (inlinable_function_p): Drop gimple_body check.
6502 (expand_call_inline): Use gimple_has_body_p.
6503 * gimple.c (gimple_has_body_p): New.
6504 * gimple.h (gimple_has_body_p): Add prototype.
6505 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6506 (dump_function_to_file): Use gimple_has_body_p check.
6508 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6511 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6513 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6515 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6517 From Michael Frysinger <michael.frysinger@analog.com>
6518 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6519 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6522 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6525 * doc/extend.texi: Document picoChip builtin functions.
6526 * doc/invoke.texi: Document picoChip options.
6527 * doc/contrib.texi: Add picoChip contribution.
6528 * doc/md.texi: Document picoChip constraints.
6529 * config.gcc: Add picochip-*-*.
6530 * config/picochip/: Add new port.
6532 2008-09-03 Richard Guenther <rguenther@suse.de>
6534 PR tree-optimization/37328
6535 * tree-sra.c (sra_build_assignment): Gimplify properly.
6536 (generate_copy_inout): Take the correct stmt as definition,
6537 remove bogus assert.
6539 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6541 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6544 From Michael Frysinger <michael.frysinger@analog.com>
6545 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6547 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6549 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6550 (__gthread_setspecific): Revert 2008-08-31 change to
6551 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6553 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6555 * diagnostic.c (error_at): New.
6556 * toplev.h (error_at): New prototype.
6557 * c-typeck.c (build_array_ref): Call error_at instead of error.
6558 Pass location to pedwarn.
6560 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6562 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6564 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6566 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6567 VAR_DECL and CONST_DECL.
6569 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6570 Jakub Jelinek <jakub@redhat.com>
6572 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6573 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6574 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6575 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6576 Don't set ix86_save_varrargs_registers.
6577 (ix86_setup_incoming_varargs): Assume cum != NULL.
6578 (ix86_va_start): Check ix86_varargs_gpr_size and
6579 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6580 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6581 from frame pointer if ix86_varargs_gpr_size == 0.
6582 (ix86_compute_frame_layout): Updated.
6583 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6584 (ix86_varargs_gpr_size): Define.
6585 (ix86_varargs_fpr_size): Likewise.
6586 (machine_function): Remove save_varrargs_registers.
6587 Add varargs_gpr_size and varargs_fpr_size.
6589 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6591 * config/alpha/alpha.c (va_list_skip_additions,
6592 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6593 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6596 PR tree-optimization/36766
6597 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6598 for already removed basic blocks.
6601 * real.c (real_maxval): Clear a lower bit to make real_maxval
6602 match get_max_float for IBM long double format.
6604 2008-09-02 Andreas Schwab <schwab@suse.de>
6606 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6607 * configure: Regenerate.
6609 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6611 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6612 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6613 checking for a non-VOID CONSTANT_P.
6615 2008-09-02 Jan Hubicka <jh@suse.cz>
6617 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6618 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6621 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6623 * expr.c (emit_group_store): Don't assert stack temp mode size.
6625 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6626 Tobias Grosser <grosser@fim.uni-passau.de>
6627 Jan Sjodin <jan.sjodin@amd.com>
6628 Harsha Jagasia <harsha.jagasia@amd.com>
6629 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6630 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6631 Adrien Eliche <aeliche@isty.uvsq.fr>
6633 Merge from graphite branch.
6636 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6637 * doc/invoke.texi (-floop-block, -floop-interchange,
6638 -floop-strip-mine): Document new flags.
6639 * tree-into-ssa.c (gimple_vec): Moved...
6640 * tree-loop-distribution.c (rdg_component): Moved...
6641 * cfgloopmanip.c: Include tree-flow.h.
6642 (update_dominators_in_loop): New.
6643 (create_empty_if_region_on_edge): New.
6644 (create_empty_loop_on_edge): New.
6645 (loopify): Use update_dominators_in_loop.
6646 * tree-pass.h (pass_graphite_transforms): Declared.
6647 * configure: Regenerate.
6648 * tree-phinodes.c (make_phi_node): Export.
6649 (add_phi_node_to_bb): New, split from create_phi_node.
6650 * tree-chrec.c (for_each_scev_op): New.
6651 * tree-chrec.h (for_each_scev_op): Declared.
6652 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6653 (remove_statement): Call get_phi_with_result.
6654 * config.in (HAVE_cloog): Undef.
6655 * gdbinit.in (pgg): New.
6656 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6657 * tree-ssa-loop.c (graphite_transforms): New.
6658 (gate_graphite_transforms): New.
6659 (pass_graphite_transforms): New.
6660 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6661 HAVE_cloog): Defined.
6662 * tree-vectorizer.c (rename_variables_in_bb): Export.
6663 * tree-data-ref.c (dr_may_alias_p): Export.
6664 (stmt_simple_memref_p): New.
6665 (find_data_references_in_stmt): Export.
6666 (find_data_references_in_loop): Export.
6667 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6668 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6669 (create_rdg_vertices): Export.
6670 (build_empty_rdg): New.
6671 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6672 * tree-data-ref.h (rdg_component): ... here.
6674 (struct data_reference): Add a field scop.
6676 (find_data_references_in_loop): Declared.
6677 (find_data_references_in_stmt): Declared.
6678 (create_rdg_vertices): Declared.
6679 (dr_may_alias_p): Declared.
6680 (stmt_simple_memref_p): Declared.
6681 (struct rdg_edge): Add a field ddr_p relation.
6682 (build_empty_rdg): Declared.
6683 * lambda.h (lambda_matrix): Declare a VEC of.
6684 (find_induction_var_from_exit_cond): Declared.
6685 (lambda_vector_compare): New.
6686 * common.opt (fgraphite, floop-strip-mine,
6687 floop-interchange, floop-block): New flags.
6688 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6689 * cfgloop.c (is_loop_exit): New.
6690 * cfgloop.h (is_loop_exit): Declared.
6691 (create_empty_if_region_on_edge): Declared.
6692 (create_empty_loop_on_edge): Declared.
6693 * tree-flow.h (add_phi_node_to_bb): Declared.
6694 (make_phi_node): Declared.
6695 (rename_variables_in_bb): Declared.
6696 (perfect_loop_nest_depth): Declared.
6697 (graphite_transform_loops): Declared.
6698 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6699 (graphite.o-warn): Add -Wno-error.
6700 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6701 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6702 (INCLUDES): Add PPLINC, CLOOGINC.
6703 (OBJS-common): Add graphite.o.
6704 (graphite.o): Add rule.
6705 * gimple.h (gimple_vec): ... here.
6706 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6707 * passes.c (init_optimization_passes): Schedule
6708 pass_graphite_transforms.
6710 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6713 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6714 and -fno-toplevel-reorder after handle_options.
6716 2008-09-02 Paul Brook <paul@codesourcery.com>
6718 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6719 (arm_override_options): Set arm_tune_cortex_a9.
6720 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6721 (arm_issue_rate): Handle cortexa9.
6722 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6723 * config/arm/arm-cores.def: Add cortex-a9.
6724 * config/arm/arm-tune.md: Regenerate.
6725 * config/arm/arm.md: Include cortex-a9.md.
6726 (generic_sched, generic_vfp): Add cortexa9.
6727 * config/arm/cortex-a9.md: New file.
6729 2008-09-02 Richard Guenther <rguenther@suse.de>
6731 PR tree-optimization/37327
6732 * tree-vrp.c (register_new_assert_for): Make sure to not have
6733 TREE_OVERFLOW set on the bound.
6735 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6737 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6739 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6740 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6743 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6745 * gcc/config/spu/spu.md (divdf3): Removed.
6747 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6749 PR tree-optimization/37095
6750 * cgraph.c (cgraph_node): When creating new cgraph node after
6751 assembler_name_hash has been populated, record it in the hash
6754 2008-09-01 Paul Brook <paul@codesourcery.com>
6756 * doc/invoke.texi: Document -mword-relocations.
6757 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6758 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6759 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6760 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6761 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6762 (arm_emit_movpair): New function.
6763 (arm_print_operand <c>): Handle sybolic addresses.
6764 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6765 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6766 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6767 * config/arm/arm.opt: Add -mword-relocations.
6768 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6769 (arm_movt, arm_movw): New.
6771 2008-09-01 Paul Brook <paul@codesourcery.com>
6773 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6774 Allow Interworking on ARMv4 EABI based targets.
6775 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6776 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6778 2008-09-01 Paul Brook <paul@codesourcery.com>
6780 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6781 optimized LT0 test. Remove optimization for GT.
6783 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6785 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6786 openmp applications.
6787 * pa-hpux11.h (LIB_SPEC): Likewise.
6789 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6792 2008-09-01 Jan Hubicka <jh@suse.cz>
6794 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6795 present, use only counts; when guessed use only frequencies.
6796 (estimate_bb_frequencies): Use function_frequency.
6797 * profile.c (compute_branch_probabilities): Exit early when
6798 profile reading failed. Set profile_status.
6799 (branch_prob): Do not set profile_status.
6801 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6803 * tree.c (protected_set_expr_location): New.
6804 * tree.h (protected_set_expr_location): New prototype.
6805 * c-tree.h (build_array_ref): Add argument.
6806 (parser_build_unary_op): Same.
6807 * c-typeck.c (build_indirect_ref): Handle new location argument.
6808 (build_array_ref): Same.
6809 (parser_build_unary_op): Same.
6810 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6812 * c-omp.c (c_finish_omp_atomic): Pass location when calling
6814 * c-common.c (finish_label_address_expr): Handle new location argument.
6815 * c-common.h (build_indirect_ref): Add argument.
6816 (finish_label_address_expr): Same.
6817 * c-parser.c (c_parser_unary_expression): Pass location to build
6819 (c_parser_postfix_expression): Same.
6821 2008-09-01 Paul Brook <paul@codesourcery.com>
6823 * config/arm/arm.md: Include cortex-r4f.md.
6824 (attr fpu): Update type list.
6825 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
6826 fconstd, fcmps and fcmpd.
6827 (attr tune_cortexr4): Define.
6828 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
6829 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
6830 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
6831 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
6832 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
6833 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
6834 cortex_a8_vfp_farith: Ditto.
6835 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
6836 * config/arm/cortex-r4.md: Use tune_cortexr4.
6837 * config/arm/cortex-r4f.md: New file.
6839 2008-09-01 Richard Guenther <rguenther@suse.de>
6841 PR tree-optimization/37305
6842 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
6843 the result of constant conversions.
6844 (fold_gimple_assign): Likewise.
6846 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6848 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
6849 #ifdef ENABLE_CHECKING.
6851 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6853 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
6854 * sched-int.h (print_insn, print_pattern, print_value): Declare also
6855 when !INSN_SCHEDULING.
6857 2008-09-01 Andreas Schwab <schwab@suse.de>
6859 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
6861 2008-09-01 Paul Brook <paul@codesourcery.com>
6863 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
6865 2008-09-01 Jan Hubicka <jh@suse.cz>
6867 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
6869 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
6871 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
6872 * gimplify.c (gimplify_init_constructor): Add speed operand.
6873 * tree-sra.c (decide_block_copy): Likewise.
6874 * tree-inline.c (estimate_move_cost): Likewise.
6875 * config/alpha/alpha.h (MOVE_RATIO): Update.
6876 * config/frv/frv.c (MOVE_RATIO): Update.
6877 * config/spu/spu.h (MOVE_RATIO): Update.
6878 * config/sparc/sparc.h (MOVE_RATIO): Update.
6879 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
6880 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
6881 * config/cris/cris.h (MOVE_RATIO): Update.
6882 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
6883 * config/arm/arm.h (MOVE_RATIO): Update.
6884 * config/pa/pa.md: Update uses of MOVE_RATIO
6885 * config/pa/pa.h (MOVE_RATIO): Update.
6886 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
6887 CLEAR_RATIO, SET_RATIO): Update.
6888 * config/h8300/h8300.h (MOVE_RATIO): Update.
6889 * config/v850/v850.h (MOVE_RATIO): Update.
6890 * config/bfin/bfin.h (MOVE_RATIO): Update.
6892 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
6893 Dmitry Melnik <dm@ispras.ru>
6894 Dmitry Zhurikhin <zhur@ispras.ru>
6895 Alexander Monakov <amonakov@ispras.ru>
6896 Maxim Kuvyrkov <maxim@codesourcery.com>
6898 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
6899 sel-sched-dump.c, sel-sched-ir.c: New files.
6900 * Makefile.in (OBJS-common): Add selective scheduling object files.
6901 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
6902 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6903 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6904 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6905 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6906 (make_forwarder_block): Update loop latch if we have redirected
6907 the loop latch edge.
6908 * cfgloop.c (get_loop_body_in_custom_order): New function.
6909 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6910 (CP_FALLTHRU_PREHEADERS): Likewise.
6911 (get_loop_body_in_custom_order): Declare.
6912 * cfgloopmanip.c (has_preds_from_loop): New.
6913 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6914 Assert that the preheader edge will be fall thru when it is set.
6915 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6916 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6917 fsel-sched-substitution, fselective-scheduling): New flags.
6918 * cse.c (hash_rtx_cb): New.
6920 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6921 sel_sched_insn_cnt): New counters.
6922 * final.c (compute_alignments): Export. Free dominance
6923 info after loop_optimizer_finalize.
6924 * genattr.c (main): Output maximal_insn_latency prototype.
6925 * genautomata.c (output_default_latencies): New.
6926 Factor its code from ...
6927 (output_internal_insn_latency_func): ... here.
6928 (output_internal_maximal_insn_latency_func): New.
6929 (output_maximal_insn_latency_func): New.
6930 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6931 (struct hard_reg_set_iterator): New.
6932 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6933 hard_reg_set_iter_next): New functions.
6934 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6935 * lists.c (remove_free_INSN_LIST_node,
6936 remove_free_EXPR_LIST_node): New functions.
6937 * loop-init.c (loop_optimizer_init): When
6938 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6939 calling create_preheaders.
6940 (loop_optimizer_finalize): Do not verify flow info after reload.
6941 * recog.c (validate_replace_rtx_1): New parameter simplify.
6942 Default it to true. Update all uses. Factor out simplifying
6944 (simplify_while_replacing): ... this new function.
6945 (validate_replace_rtx_part,
6946 validate_replace_rtx_part_nosimplify): New.
6947 * recog.h (validate_replace_rtx_part,
6948 validate_replace_rtx_part_nosimplify): Declare.
6949 * rtl.c (rtx_equal_p_cb): New.
6950 (rtx_equal_p): Use it.
6951 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6952 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6953 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6954 * vecprim.h: Add a vector type for unsigned int.
6955 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6956 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6957 ready_try, cycle_issued_insns, spec_info): Make global.
6958 (readyp): Initialize.
6959 (dfa_lookahead): New global variable.
6960 (old_max_uid, old_last_basic_block): Remove.
6961 (h_i_d): Make it a vector.
6962 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6964 (after_recovery, adding_bb_to_current_region_p):
6965 New variables to handle correct insertion of the recovery code.
6966 (struct ready_list): Move declaration to sched-int.h.
6967 (rgn_n_insns): Removed.
6968 (rtx_vec_t): Move to sched-int.h.
6969 (find_insn_reg_weight): Remove.
6970 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6971 (haifa_init_h_i_d, haifa_finish_h_i_d):
6972 New functions to initialize / finalize haifa instruction data.
6973 (extend_h_i_d, init_h_i_d): Rewrite.
6974 (unlink_other_notes): Move logic to add_to_note_list. Handle
6975 selective scheduler.
6976 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6977 find_fallthru_edge): Make global, remove static prototypes.
6978 (max_issue): Make global. Add privileged_n and state parameters. Use
6980 (extend_global, extend_all): Removed.
6981 (init_before_recovery): Add new param. Fix the handling of the case
6982 when we insert a recovery code before the EXIT which has a predecessor
6983 with a fallthrough edge to it.
6984 (create_recovery_block): Make global. Rename to
6985 sched_create_recovery_block. Update.
6986 (change_pattern): Rename to sched_change_pattern. Make global.
6987 (speculate_insn): Rename to sched_speculate_insn. Make global.
6988 Split haifa-specific functionality into ...
6989 (haifa_change_pattern): New static function.
6990 (sched_extend_bb): New static function.
6991 (sched_init_bbs): New function.
6992 (current_sched_info): Change type to struct haifa_sched_info.
6993 (insn_cost): Adjust for selective scheduling.
6994 (dep_cost_1): New function. Move logic from ...
6995 (dep_cost): ... here.
6996 (dep_cost): Use dep_cost_1.
6997 (contributes_to_priority_p): Use sched_deps_info instead of
6999 (priority): Adjust to work with selective scheduling. Process the
7000 corner case when all dependencies don't contribute to priority.
7001 (rank_for_schedule): Use ds_weak instead of dep_weak.
7002 (advance_state): New function. Move logic from ...
7003 (advance_one_cycle): ... here.
7004 (add_to_note_list, concat_note_lists): New functions.
7005 (rm_other_notes): Make static. Adjust for selective scheduling.
7006 (remove_notes, restore_other_notes): New functions.
7007 (move_insn): Add two arguments. Update assert. Don't call
7009 (choose_ready): Remove lookahead variable, use dfa_lookahead.
7010 Remove more_issue, max_points. Move the code to initialize
7011 max_lookahead_tries to max_issue.
7012 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
7013 ready. Adjust use of move_insn. Call restore_other_notes.
7015 (sched_init, sched_finish): Move Haifa-specific initialization/
7017 (haifa_sched_init, haifa_sched_finish): ... respectively.
7019 (setup_sched_dump): New function.
7020 (haifa_init_only_bb): New static function.
7021 (haifa_speculate_insn): New static function.
7022 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
7023 (extend_ready, extend_all): Remove.
7024 (sched_extend_ready_list, sched_finish_ready_list): New functions.
7025 (create_check_block_twin, add_to_speculative_block): Use
7026 haifa_insns_init instead of extend_global. Update to use new
7027 initialization functions. Change parameter. Factor out code from
7028 create_check_block_twin to ...
7029 (sched_create_recovery_edges) ... this new function.
7030 (add_block): Remove.
7031 (sched_scan_info): New.
7032 (extend_bb): Use sched_scan_info.
7033 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
7034 static functions for walking through scheduling region.
7035 (sched_luids): New vector variable to replace uid_to_luid.
7036 (luids_extend_insn): New function.
7037 (sched_max_luid): New variable.
7038 (luids_init_insn): New function.
7039 (sched_init_luids, sched_finish_luids): New functions.
7040 (insn_luid): New debug function.
7041 (sched_extend_target): New function.
7042 (haifa_init_insn): New static function.
7043 (sched_init_only_bb): New hook.
7044 (sched_split_block): New hook.
7045 (sched_split_block_1): New function.
7046 (sched_create_empty_bb): New hook.
7047 (sched_create_empty_bb_1): New function.
7048 (common_sched_info, ready): New global variables.
7049 (current_sched_info_var): Remove.
7050 (move_block_after_check): Use common_sched_info.
7051 (haifa_luid_for_non_insn): New static function.
7052 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
7053 (increase_insn_priority): New.
7054 * modulo-sched.c: (issue_rate): Remove static declaration.
7055 (sms_sched_info): Change type to haifa_sched_info.
7056 (sms_sched_deps_info, sms_common_sched_info): New variables.
7057 (setup_sched_infos): New.
7058 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
7059 Do not call regstat_free_calls_crossed.
7060 (sms_print_insn): Use const_rtx.
7061 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
7062 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
7063 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
7064 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
7065 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
7066 current_sched_info to use it.
7067 (enum reg_pending_barrier_mode): Move to sched-int.h.
7068 (h_d_i_d): New variable. Initialize to NULL.
7069 ({true, output, anti, spec, forward}_dependency_cache): Initialize
7071 (estimate_dep_weak): Remove static declaration.
7072 (sched_has_condition_p): New function. Adjust users of
7073 sched_get_condition to use it instead.
7074 (conditions_mutex_p): Add arguments indicating which conditions are
7076 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
7077 argument to indicate whether returned condition is reversed. Do not
7078 generate new rtx when condition should be reversed; indicate it by
7079 setting new argument instead.
7080 (add_dependence_list_and_free): Add deps parameter.
7081 Update all users. Do not free dependence list when
7082 deps context is readonly.
7083 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
7085 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
7086 (remove_from_deps): New. Use the above functions.
7087 (cur_insn, can_start_lhs_rhs_p): New static variables.
7088 (add_or_update_back_dep_1): Initialize present_dep_type.
7089 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
7090 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
7091 haifa_note_dep): New functions implementing dependence hooks for
7092 the Haifa scheduler.
7093 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
7094 note_dep): New functions.
7095 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
7097 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
7098 (free_deps): Initialize deps->reg_last.
7099 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
7100 sched_analyze_insn): Update to use dependency hooks infrastructure
7101 and readonly contexts.
7102 (deps_analyze_insn): New function. Move part of logic from ...
7103 (sched_analyze): ... here. Also move some logic to ...
7104 (deps_start_bb): ... here. New function.
7105 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
7107 (sched_deps_init): New function. Move code from ...
7108 (init_dependency_caches): ... here. Remove.
7109 (init_deps_data_vector): New.
7110 (sched_deps_finish): New function. Move code from ...
7111 (free_dependency_caches): ... here. Remove.
7112 (init_deps_global, finish_deps_global): Adjust for use with
7113 selective scheduling.
7114 (get_dep_weak): Move logic to ...
7115 (get_dep_weak_1): New function.
7116 (ds_merge): Move logic to ...
7117 (ds_merge_1): New static function.
7118 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
7119 (ds_get_max_dep_weak): New function.
7120 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
7121 (n_insns): Rename to rgn_n_insns.
7122 (debug_ebb_dependencies): New function.
7123 (init_ready_list): Use it.
7124 (begin_schedule_ready): Use sched_init_only_bb.
7125 (ebb_print_insn): Indicate when an insn starts a new cycle.
7126 (contributes_to_priority, compute_jump_reg_dependencies,
7127 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
7128 (add_block1): Remove to ebb_add_block.
7129 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
7130 (schedule_ebb): Initialize them. Use remove_notes instead of
7131 rm_other_notes. Use haifa_local_init/finish.
7132 (schedule_ebbs): Use haifa_sched_init/finish.
7133 * sched-int.h: Include vecprim.h, remove rtl.h.
7134 (struct ready_list): Delete declaration.
7135 (sched_verbose_param, enum sched_pass_id_t,
7136 bb_vec_t, insn_vec_t, rtx_vec_t): New.
7137 (struct sched_scan_info_def): New structure.
7138 (sched_scan_info, sched_scan, sched_init_bbs,
7139 sched_init_luids, sched_finish_luids, sched_extend_target,
7140 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
7141 (struct common_sched_info_def): New.
7142 (common_sched_info, haifa_common_sched_info,
7143 sched_emulate_haifa_p): Declare.
7145 (sched_luids): Declare.
7146 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
7147 (sched_max_luid, insn_luid): Declare.
7148 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
7149 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
7150 print_insn, print_pattern, print_value, haifa_classify_insn,
7151 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
7152 setup_sched_dump, sched_init, sched_finish,
7153 sel_insn_is_speculation_check): Export.
7154 (struct ready_list): Move from haifa-sched.c.
7155 (ready_try, ready, max_issue): Export.
7156 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
7157 sched_init_only_bb, sched_split_block, sched_split_block_1,
7158 sched_create_empty_bb, sched_create_empty_bb_1,
7159 sched_create_recovery_block, sched_create_recovery_edges): Export.
7160 (enum reg_pending_barrier_mode): Export.
7161 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
7163 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
7164 print_insn field. Move add_block and fix_recovery_cfg to
7165 common_sched_info_def. Move compute_jump_reg_dependencies,
7167 (struct sched_deps_info_def): ... this new structure.
7168 (sched_deps_info): Declare.
7169 (struct spec_info_def): Remove weakness_cutoff, add
7170 data_weakness_cutoff and control_weakness_cutoff.
7171 (spec_info): Declare.
7172 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
7174 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
7175 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
7176 (current_sched_info): Change type to struct haifa_sched_info.
7177 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
7178 (h_d_i_d): New variable.
7179 (HDID): New accessor macro.
7180 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
7181 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
7183 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
7184 (enum SCHED_FLAGS): Update for selective scheduler.
7185 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
7186 (init_dependency_caches, free_dependency_caches): Delete declarations.
7187 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7188 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7189 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7190 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7191 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7193 (rm_other_notes): Delete declaration.
7194 (schedule_block): Remove one argument.
7195 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7196 ready_element, ready_lastpos, sched_extend_ready_list,
7197 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7198 concat_note_lists): Export.
7199 (struct region): Move from sched-rgn.h.
7200 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7201 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7202 BLOCK_TO_BB, CONTAINING_RGN): Export.
7203 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7204 (current_nr_blocks, current_blocks, target_bb): Likewise.
7205 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7206 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7207 sched_rgn_local_init, extend_regions,
7208 rgn_make_new_region_out_of_new_block, compute_priorities,
7209 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7210 extend_rgns, deps_join rgn_setup_common_sched_info,
7211 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7212 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7213 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7214 increase_insn_priority): Likewise.
7215 * sched-rgn.c: Include sel-sched.h.
7216 (ref_counts): New static variable. Use it ...
7217 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7218 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7219 (sched_is_disabled_for_current_region_p): Delete static declaration.
7220 (struct region): Move to sched-int.h.
7221 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7222 ebb_head): Define and initialize.
7223 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7224 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7225 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7227 (find_single_block_region): Add new argument to indicate that EBB
7228 regions should be constructed.
7229 (debug_live): Delete declaration.
7230 (current_nr_blocks, current_blocks, target_bb):
7231 Remove static qualifiers.
7232 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7234 (init_regions): Delete declaration.
7235 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7236 rgn_estimate_number_of_insns): New.
7237 (too_large): Use estimate_number_of_insns.
7238 (haifa_find_rgns): New. Move the code from ...
7239 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7240 (free_trg_info): New.
7241 (compute_trg_info): Allocate candidate tables here instead of ...
7242 (init_ready_list): ... here.
7243 (rgn_print_insn): Use const_rtx.
7244 (contributes_to_priority, extend_regions): Delete static declaration.
7245 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7246 (add_block1): Rename to rgn_add_block.
7247 (debug_rgn_dependencies): Delete static qualifier.
7248 (new_ready): Use sched_deps_info. Simplify.
7249 (rgn_common_sched_info, rgn_const_sched_deps_info,
7250 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7252 (region_sched_info): Rename to rgn_const_sched_info.
7253 (deps_join): New, extracted from ...
7254 (propagate_deps): ... here.
7255 (compute_block_dependences, debug_dependencies): Update for selective
7257 (free_rgn_deps, compute_priorities): New functions.
7258 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7259 sched_rgn_compute_dependencies): New functions.
7260 (schedule_region): Use them.
7261 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7262 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7264 (schedule_insns): Call new functions that were split out.
7265 (rgn_make_new_region_out_of_new_block): New.
7266 (get_rgn_sched_max_insns_priority): New.
7267 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7268 scheduling when appropriate.
7269 * sched-vis.c: Include insn-attr.h.
7270 (print_value, print_pattern): Make global.
7271 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7272 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7273 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7274 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7275 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7276 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7277 hooks. Initialize them to 0.
7278 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7279 * target.h (struct gcc_target): Add them. Rename gen_check field to
7281 * flags.h (sel_sched_switch_set): Declare.
7282 * opts.c (sel_sched_switch_set): New variable.
7283 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7284 pipelining is disabled from command line.
7285 (common_handle_option): Record whether selective scheduling is
7286 requested from command line.
7287 * doc/invoke.texi: Document new flags and parameters.
7288 * doc/tm.texi: Document new target hooks.
7289 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7291 (dfa_state_size): Do not declare locally.
7292 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7293 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7294 rs6000_alloc_sched_context, rs6000_set_sched_context,
7295 rs6000_free_sched_context): New functions.
7296 (struct _rs6000_sched_context): New.
7297 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7299 (rs6000_sched_finish): Do not run for selective scheduling.
7301 2008-08-31 Jan Hubicka <jh@suse.cz>
7303 * frv.c (frv_rtx_costs): Update forward declaration.
7304 * spu.c (spu_rtx_costs): Likewise.
7305 * pdp11.c: Include df.h
7306 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7307 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7308 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7309 * iq2000.c (iq2000_address_cost): Add speed argument.
7310 (iq2000_rtx_costs): Likewise.
7311 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7312 update call of mn10300_address_cost.
7313 * mcore.c: Include df.h
7314 (mcore_rtx_costs): Update prototype.
7315 * score3.c: Include df.h
7316 (score3_rtx_costs): Remove speed argument.
7317 * score7.c: Include df.h
7318 (score7_address_cost): Remove speed argument.
7319 * score-protos.h (score_address_cost): Update prototype.
7320 * score.c: Include df.h
7321 (score_rtx_costs): Update call of costs functions.
7322 * v850.c (v850_rtx_costs): Add bool argument.
7324 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7326 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7328 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7330 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7331 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7333 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7335 * mkmap-flat.awk: Add option pe_dll.
7336 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7337 * config/i386/t-cygwin (SHLIB_LC): Add.
7338 * config/i386/t-mingw32 (SHLIB_LC): Add.
7339 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7340 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7341 (LINK_SPEC): Support libgcc_s.
7342 (LIBGCC_SPEC): Support libgcc_s.
7343 (LIBGCC_SONAME): New.
7345 2008-08-31 Jan Hubicka <jh@suse.cz>
7347 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7348 mistakely had old version of patch.
7350 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7351 (ipcp_estimate_growth): New.
7352 (ipcp_insert_stage): Use ipcp_estimate_growth.
7353 * profile.c (branch_prob): When reading failed, do not consider
7356 2008-08-31 Jan Hubicka <jh@suse.cz>
7358 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7359 loop is optimized for speed.
7361 2008-08-31 Richard Guenther <rguenther@suse.de>
7364 * fold-const.c (fold_binary): Retain conversions in folding
7367 2008-08-31 Jan Hubicka <jh@suse.cz>
7369 * postreload-gcse.c (eliminate_partially_redundant_loads):
7370 Use optimize_bb_for_size_p.
7371 * predict.c (maybe_hot_frequency_p): Make inline.
7372 (maybe_hot_count_p): Break out from ...
7373 (maybe_hot_bb_p): ... this one.
7374 (maybe_hot_edge_p): Simplify.
7375 * basic-block.h (probably_cold_bb_p): Remove.
7377 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7380 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7382 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7383 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7384 Also split V4SFmode.
7385 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7388 2008-08-31 Jan Hubicka <jh@suse.cz>
7390 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7392 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7394 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7397 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7400 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7401 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7403 2008-08-31 Jan Hubicka <jh@suse.cz>
7405 * sparc.h (BRANCH_COST): Fix macro definition.
7406 * avr.c (avr_operand_rtx_cost): Add speed argument.
7407 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7409 2008-08-31 Richard Guenther <rguenther@suse.de>
7411 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7412 types instead of operands. Re-instantiate verifying of
7413 binary expression operands.
7415 2008-08-30 Jan Hubicka <jh@suse.cz>
7417 * fwprop.c (should_replace_address): Add speed attribute.
7418 (PR_OPTIMIZE_FOR_SPEED): New flag.
7419 (propagate_rtx_1): Use it.
7420 (propagate_rtx): Set it.
7421 (try_fwprop_subst): Update call of rtx_costs.
7422 (forward_propagate_and_simplify): LIkewise.
7423 * hooks.c (hook_int_rtx_bool_0): New
7424 (hook_bool_rtx_int_int_intp_false): Replace by ...
7425 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7426 * hooks.h (hook_int_rtx_bool_0): New
7427 (hook_bool_rtx_int_int_intp_false): Replace by ...
7428 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7429 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7430 (prepare_cmp_insn): UPdate call of rtx_cost.
7431 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7432 (reload_cse_simplify_operands): Update call of rtx_cost.
7433 (reload_cse_move2add): call of rtx_cost.
7434 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7435 * rtlanal.c (rtx_cost): Add speed argument.
7436 (address_cost): Add speed argument
7437 (default_address_cost): Likewise.
7438 (insn_rtx_cost): Likewise.
7439 * cfgloopanal.c (seq_cost): Add speed argument.
7440 (target_reg_cost, target_spill_cost): Turn to array.
7441 (init_set_costs): Update for speed.
7442 (estimate_reg_pressure_cost): Add speed argument.
7443 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7444 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7445 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7446 (seq_cost): Add speed argument.
7447 (computation_cost): Add speed arugment.
7448 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7449 (force_expr_to_var_cost): Update for profile info.
7450 (force_var_cost): Likewise.
7451 (split_address_cost): Likewise.
7452 (ptr_difference_cost): Likewise.
7453 (difference_cost): Likewise.
7454 (get_computation_cost_at): Likewise.
7455 (determine_iv_cost): Likewise.
7456 (ivopts_global_cost_for_size): Likewise.
7457 (rewrite_use_address): Likewise.
7458 (tree_ssa_iv_optimize_loop): Initialize speed field.
7459 * cse.c (optimize_this_for_speed_p): New static var.
7460 (notreg_cost): Update call of rtx_cost.
7461 (cse_extended_basic_block): set optimize_this_for_speed_p.
7462 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7463 (noce_try_cmove_arith): Likewise.
7464 (noce_try_sign_mask): LIkewise.
7465 * expr.c (compress_float_constant): Update rtx_cost calls.
7466 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7468 (addr_to_parts): Likewise.
7469 (create_mem_ref): Likewise.
7470 * dse.c (find_shift_sequence): Add speed argument.
7471 (replace_read): Update call.
7472 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7473 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7474 * neg_cost, shift_cost, shiftadd_cost,
7475 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7476 mul_highpart_cost): Increase dimension.
7477 (init_expmed): Initialize for both size and speed.
7478 (expand_shift): Use profile.
7479 (synth_mult): Use profile.
7480 (choose_mult_variant): Use profile.
7481 (expand_mult): Use profile.
7482 (expand_mult_highpart_optab): Use profile.
7483 (expand_mult_highpart): Use profile.
7484 (expand_smod_pow2): Use profile.
7485 (expand_divmod): Use profile.
7486 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7488 * loop-invariant.c (create_new_invariant): Use profile.
7489 (gain_for_invariant): Add speed parameter.
7490 (best_gain_for_invariant): Likewise.
7491 (find_invariants_to_move): Likewise.
7492 (move_single_loop_invariants): Set it.
7493 * target-def.h (TARGET_RTX_COSTS): Use hook.
7494 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7495 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7496 * output.h (default_address_cost): Update prototype.
7497 * combine.c (optimize_this_for_speed_p): New static var.
7498 (combine_validate_cost): Update call of rtx_cost.
7499 (combine_instructions): Set optimize_this_for_speed_p.
7500 (expand_compound_operation): Update call of rtx_cost.
7501 (make_extraction):Update call of rtx_cost.
7502 (force_to_mode):Update call of rtx_cost.
7503 (distribute_and_simplify_rtx):Update call of rtx_cost.
7504 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7505 (estimate_reg_pressure_cost): Update prototype.
7506 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7507 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7509 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7510 (alpha_rtx_costs): Update.
7511 * config/frv/frv.c (frv_rtx_costs): Update.
7512 * config/s390/s390.c (s390_rtx_costs): Update.
7513 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7514 (m32c_rtx_costs): Update.
7515 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7516 (spu_rtx_costs): Update.
7517 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7518 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7519 * config/i386/i386.c (:ix86_address_cost): Update.
7520 (ix86_rtx_costs): Update.
7521 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7522 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7523 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7524 * config/crx/crx.c (crx_address_cost): Update.
7525 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7526 * config/stormy16/stormy16.c
7527 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7528 * config/m68hc11/m68hc11.c
7529 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7530 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7531 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7533 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7535 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7536 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7537 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7538 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7539 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7540 (mcore_rtx_costs): update.
7541 * config/score/score3.c (score3_rtx_costs): Update.
7542 * config/score/score7.c (score7_rtx_costs): Update.
7543 * config/score/score3.h (score3_rtx_costs):Update.
7544 * config/score/score7.h (score7_rtx_costs): Update.
7545 * config/score/score.c (score_rtx_costs): Update.
7546 * config/arm/arm.c (arm_address_cost): Update.
7547 (arm_rtx_costs_1): Update.
7548 (arm_rtx_costs_1): Update.
7549 (arm_size_rtx_costs): Update.
7550 (arm_size_rtx_costs): Update.
7551 (arm_size_rtx_costs): Update.
7552 (arm_xscale_rtx_costs): Update.
7553 (arm_thumb_address_cost): Update.
7554 * config/pa/pa.c (hppa_address_cost): Update.
7555 * config/mips/mips.c (mips_rtx_costs): Update.
7556 * config/vax/vax.c (vax_address_cost): Update.
7557 * config/h8300/h8300.c (h8300_shift_costs): Update.
7558 (h8300_rtx_costs): Update.
7559 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7560 (v850_rtx_costs): Update.
7561 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7562 * config/bfin/bfin.c
7563 (bfin_address_cost): Update.
7564 (bfin_rtx_costs): Update.
7565 * stmt.c (lshift_cheap_p): Update.
7567 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7570 * expmed.c (extract_bit_field_1): Check the mode size to make
7571 sure the vector modes have the same size.
7573 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7575 * dojump.c (top level): Include basic-block.h to declare
7576 optimize_insn_for_speed_p
7578 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7580 * opts.h (CL_SAVE): New option class for marking options that are
7581 target specific options usable in the target attribute.
7582 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7584 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7585 can easily find the target specific options that are safe to use
7586 in the attribute or pragma.
7588 * attribs.c (decl_attributes): Change #pragma GCC option to
7589 #pragma GCC target, and attribute((option(...))) to
7590 attribute((target(...))).
7592 * doc/extend.texi (target attribute): Change from option
7593 attribute. Delete push/pop/reset.
7594 (#pragma GCC target): Change from #pragma GCC option. Delete
7596 (#pragma GCC push_options): Document new pragma.
7597 (#pragma GCC pop_options): Document new pragma.
7598 (#pragma GCC reset_options): Document new pragma.
7600 * targhooks.c (default_target_option_valid_attribute_p): Add
7601 warning about port not supporting target attributes.
7602 (default_target_option_pragma_parse): New function, warn about
7603 #pragma GCC target not being supported.
7605 * targhooks.h (default_target_option_pragma_parse): Add
7608 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7609 TI_CURRENT_OPTION_PRAGMA.
7610 (current_target_pragma): Rename from current_option_pragma.
7612 * target.h: (struct target_option): Delete booleans for changing
7613 the optimization level on hot/cold functions. Change signature of
7614 pragma_parse hook to take a second tree.
7616 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7618 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7619 that the declaration is done at global scope.
7621 * langhooks.c (add_builtin_function_common): Move most of the code
7622 from add_builtin_function here, calling the hook passed in.
7623 (add_builtin_function): Call add_builtin_function_common with
7624 standard builtin hook.
7625 (add_builtin_function_ext_scope): New function to add builtins to
7628 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7630 (add_builtin_function_ext_scope): Add declaration.
7632 * c-pragma.c (handle_pragma_target): Rename from
7633 handle_pragma_option, #pragma GCC option is now #pragma GCC
7634 target. Move warning about port not supporting target options to
7635 default pragma parse hook. Remove push/pop/reset from this
7637 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7638 (option_stack): Delete static variable.
7639 (optimize_stack): Ditto.
7640 (optons_stack): New stack of saved target and optimization
7642 (handle_pragma_push_options): New function to handle pushing both
7643 target and optimization options.
7644 (handle_pragma_pop_options): New function to handle popping both
7645 target and optimization options.
7646 (handle_pragma_reset_options): New function to handle resetting
7647 both target and optimization options to their initial state.
7648 (init_pragma): Rename handle_pragma_option to
7649 handle_pragma_target. Add support for push_options, pop_options,
7650 and reset_options pragmas.
7652 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7653 default_target_option_pragma_parse.
7654 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7655 default_target_option_valid_attribute_p.
7656 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7657 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7658 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7659 optimization level on hot/cold functions.
7661 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7662 if the caller and callee have different optimization levels.
7664 * c-common.c (handle_target_attribute): Rename from
7665 handle_option_attribute, attribute((option(...))) is now
7666 attribute((target(...))). Move warning if the port does not
7667 support target attributes to the default hook.
7668 (handle_hot_attribute): Delete code to change the optimization
7669 level of hot functions.
7670 (handle_cold_attribute): Ditto.
7672 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7673 argument that is the binary tree options to use if there are no
7674 arguments. Call ix86_valid_target_attribute_tree instead of
7675 ix86_valid_option_attribute_tree.
7676 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7677 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7678 ix86_pragma_option_parse.
7680 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7681 Rename from ix86_valid_option_attribute_tree.
7683 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7684 new builtins when the ISA changes.
7685 (ix86_valid_target_attribute_tree): Rename from
7686 ix86_valid_option_attribute_tree. Change callers. If the
7687 function specified optimization options, use those as the starting
7688 point before setting up the target attributes. If the
7689 optimization options were changed in the course of setting the
7690 target attributes, record the new optimization options.
7691 (ix86_valid_target_attribute_tree_inner_p): Rename from
7692 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7693 ix86_add_new_builtins if the ISA changed.
7694 (ix86_valid_target_attribute_p): Rename from
7695 ix86_valid_option_attribute_p. Change callers.
7696 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7697 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7698 as delayed builtin functions.
7699 (struct builtin_isa): New structure to record builtin functions
7700 that should be delayed until the ISA for that function is used.
7701 (ix86_builtins_isa): Change from int to struct to track builtin
7702 functions we want to declare at some point.
7703 (def_builtin): If the front end can delay defining the builtin
7704 functions, don't create builtins for ISAs not part of the default
7706 (def_builtin_const): Ditto.
7707 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7708 __builtin_ia32_pcmov_v2di to be different builtin functions.
7709 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7710 a structure instead of an int.
7711 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7712 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7713 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7714 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7716 * config/ia64/ia64.h
7717 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7718 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7720 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7721 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7722 (LANG_HOOKS_INITIALIZER): Add
7723 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7725 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7728 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7729 the reload address with the index register for SFmode
7730 access with a displacement.
7732 2008-08-30 Jan Hubicka <jh@suse.cz>
7734 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7735 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7736 * dojump.c (do_jump): Likewise.
7737 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7738 (note-if_info): Add BRANCH_COST.
7739 (noce_try_store_flag_constants, noce_try_addcc,
7740 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7741 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7742 find_if_case_2): Use computed branch cost.
7743 * expr.h (BRANCH_COST): Update default.
7744 * predict.c (predictable_edge_p): New function.
7745 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7746 Update BRANCH_COST call.
7747 * basic-block.h (predictable_edge_p): Declare.
7748 * config/alpha/alpha.h (BRANCH_COST): Update.
7749 * config/frv/frv.h (BRANCH_COST): Update.
7750 * config/s390/s390.h (BRANCH_COST): Update.
7751 * config/spu/spu.h (BRANCH_COST): Update.
7752 * config/sparc/sparc.h (BRANCH_COST): Update.
7753 * config/m32r/m32r.h (BRANCH_COST): Update.
7754 * config/i386/i386.h (BRANCH_COST): Update.
7755 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7757 * config/sh/sh.h (BRANCH_COST): Update.
7758 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7759 * config/avr/avr.h (BRANCH_COST): Update.
7760 * config/crx/crx.h (BRANCH_COST): Update.
7761 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7762 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7763 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7764 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7765 * config/ia64/ia64.h (BRANCH_COST): Update.
7766 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7767 * config/arc/arc.h (BRANCH_COST): Update.
7768 * config/score/score.h (BRANCH_COST): Update.
7769 * config/arm/arm.h (BRANCH_COST): Update.
7770 * config/pa/pa.h (BRANCH_COST): Update.
7771 * config/mips/mips.h (BRANCH_COST): Update.
7772 * config/vax/vax.h (BRANCH_COST): Update.
7773 * config/h8300/h8300.h (BRANCH_COST): Update.
7774 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7775 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7776 * doc/tm.texi (BRANCH_COST): Update.
7778 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7781 * config/arm/arm.c (arm_optimization_options): Set
7782 flag_section_anchors to 2 instead of 1 to distinguish it from
7783 -fsection-anchors given explicitely on the command line.
7785 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7787 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7788 final insn of a split.
7790 2008-08-30 Jan Hubicka <jh@suse.cz>
7792 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7793 optimized for speed.
7794 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7795 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7796 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7797 flag_gcse_after_reload_set): New static vars.
7798 (common_handle_option): Enable those flags for profile-use.
7799 (decode_options): Remove optimize_size flags that are handled
7800 on higher granuality.
7801 * tree-vectorizer.c (vectorize_loops): Use
7802 optimize_loop_nest_for_speed_p.
7803 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7804 * tree-predcom.c (tree_predictive_commoning): Use
7805 optimize_loop_for_speed_p.
7806 * varasm.c (assemble_start_function): Use
7807 optimize_function_for_speed_p.
7808 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
7809 * predict.c (optimize_loop_for_speed_p): Fix walk.
7811 2008-08-30 Jan Hubicka <jh@suse.cz>
7813 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
7815 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
7816 profile presence locally.
7818 2008-08-29 Joseph Myers <joseph@codesourcery.com>
7821 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
7822 versions before 4.0.
7824 2008-08-29 Jan Hubicka <jh@suse.cz>
7826 * tree-inline.c (insert_init_stmt): Insert sequence even when
7829 2008-08-29 Jeff Law <law@redhat.com>
7831 * mn10300.c (mn10300_secondary_reload_class): We need secondary
7832 reloads for AM33-2 if IN is a pseudo with an equivalent memory
7833 location and class is an FP register.
7835 2008-08-29 Jan Hubicka <jh@suse.cz>
7837 * see.c (see_merge_one_def_extension): Silence used uninitialized
7839 * matrix-reorg.c (check_allocation_function): Likewise.
7840 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
7842 2008-08-29 Jakub Jelinek <jakub@redhat.com>
7845 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
7846 compute new & and | in type rather than TREE_TYPE (arg0).
7848 * dwarf2out.c (fortran_common): Update comment.
7849 (gen_variable_die): Swap com_die and var_die variables in Fortran
7850 COMMON block handling code.
7852 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
7854 * dwarf2out.c (gen_const_die): New function.
7855 (size_of_die, value_format, output_die): Output larger
7856 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
7857 (native_encode_initializer): New function.
7858 (tree_add_const_value_attribute): Call it.
7859 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
7861 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
7862 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
7863 TREE_THIS_VOLATILE to add_type_attribute.
7865 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
7867 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
7870 * dwarf2out.c (loc_by_reference): New function.
7871 (add_location_or_const_value_attribute): Use it.
7874 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
7875 as DW_TAG_variable children of DW_TAG_common_block rather than
7876 DW_TAG_member children. Put DW_AT_external to individual
7877 DW_TAG_variable DIEs, not to DW_TAG_common_block.
7879 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
7880 loc_descriptor_from_tree_1.
7884 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
7885 arguments to imported_module_or_decl.
7886 (debug_nothing_tree_tree): Removed.
7887 (debug_nothing_tree_tree_tree_bool): New prototype.
7888 * debug.c (do_nothing_debug_hooks): Adjust.
7889 (debug_nothing_tree_tree): Removed.
7890 (debug_nothing_tree_tree_tree_bool): New function.
7891 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
7892 (gen_variable_die): Put all common vars for the
7893 same COMMON block under one DW_TAG_common_block.
7894 (declare_in_namespace): Return new context_die, for Fortran
7895 return the module DIE instead of adding extra declarations into
7897 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
7898 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
7899 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
7901 (dwarf2out_global_decl): Don't skip Fortran global vars.
7902 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7903 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7904 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7905 DW_TAG_imported_declaration as child of previous
7906 DW_TAG_imported_module.
7907 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7908 * sdbout.c (sdb_debug_hooks): Likewise.
7909 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7911 2008-08-29 Jan Hubicka <jh@suse.cz>
7913 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7915 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7916 * ipa-cp.c (n_cloning_candidates): New static variable.
7917 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7918 (ipcp_print_all_lattices): Improve debug output.
7919 (ipcp_cloning_candidate_p): New function.
7920 (ipcp_initialize_node_lattices): Use it.
7921 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7922 (ipcp_propagate_stage): Prettier debug output.
7923 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7924 (ipcp_print_all_structures): Remove.
7925 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7926 (ipcp_insert_stage): Prettier debug output; call
7927 cgraph_remove_unreachable_nodes before propagating.
7928 (pass_ipa_cp): Schedule function removal pass.
7929 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7931 (cgraph_maybe_hot_edge_p): Move to ...
7932 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7933 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7934 (common_handle_option): Set them; enable ipa-cp when profiling.
7935 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7936 (ipa_print_all_jump_functions): Likewise.
7937 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7938 (ipa_print_node_params, ipa_print_all_params): New.
7939 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7940 ipa_print_all_param_flags): Remove.
7941 (ipa_print_node_params, ipa_print_all_params): New.
7943 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7945 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7946 change from 2008-04-03.
7947 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7949 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7952 * ira-color.c (push_allocnos_to_stack): Truncate
7953 removed_splay_allocno_vec.
7955 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7958 * ira-color (ira_fast_allocation): Don't assign hard registers to
7961 2008-08-29 Jan Hubicka <jh@suse.cz>
7964 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7965 for cold internal loops.
7967 2008-08-29 Richard Guenther <rguenther@suse.de>
7969 * tree-ssa-structalias.c (create_variable_info_for): Do not
7970 create fields for heap vars or vars with a noalias state.
7971 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7974 2008-08-29 Richard Guenther <rguenther@suse.de>
7976 * common.opt (ftree-store-ccp): Mark as preserved for
7977 backward compatibility.
7978 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7979 * tree-pass.h (pass_store_ccp): Remove.
7980 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7981 (first_vdef): Remove declaration.
7982 (get_value_loaded_by): Likewise.
7983 * tree-ssa-ccp.c (do_store_ccp): Remove.
7984 (get_default_value): Simplify as do_store_ccp is always false
7985 now. Do not initialize mem_ref.
7986 (set_value_varying): Likewise.
7987 (canonicalize_float_value): Likewise.
7988 (set_lattice_value): Likewise.
7989 (likely_value): Likewise.
7990 (surely_varying_stmt_p): Likewise.
7991 (ccp_initialize): Likewise.
7992 (ccp_lattice_meet): Likewise.
7993 (ccp_visit_phi_node): Likewise.
7994 (ccp_fold): Likewise.
7995 (evaluate_stmt): Likewise.
7996 (visit_assignment): Likewise.
7997 (ccp_visit_stmt): Likewise.
7998 (execute_ssa_ccp): Fold into ...
7999 (do_ssa_ccp): ... this.
8000 (do_ssa_store_ccp): Remove.
8001 (gate_store_ccp): Likewise.
8002 (pass_store_ccp): Likewise.
8003 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
8005 * tree-ssa-propagate.c (first_vdef): Remove.
8006 (get_value_loaded_by): Likewise.
8007 (replace_vuses_in): Likewise.
8008 (substitute_and_fold): Do not call replace_vuses_in.
8009 * opts.c (decode_options): Do not set flag_tree_store_ccp.
8011 2008-08-29 Richard Guenther <rguenther@suse.de>
8014 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
8015 PARAM_NOALIAS tags with is_heapvar.
8016 * tree-ssa-operands.c (access_can_touch_variable): Offset
8017 based tests do not apply for heapvars. Fix offset test.
8019 2008-08-29 Jan Hubicka <jh@suse.cz>
8021 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
8022 (-fipa-cp-clone): Enabled by default at -O3.
8023 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
8024 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
8026 2008-08-29 Jan Hubicka <jh@suse.cz>
8028 * tree.c (build_function_type_skip_args,
8029 build_function_decl_skip_args): New functions.
8030 * tree.h (build_function_type_skip_args,
8031 build_function_decl_skip_args): Declare.
8032 * gimple.c (giple_copy_call_skip_args): New function.
8033 (giple_copy_call_skip_args): Declare.
8035 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
8036 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
8037 (ipcp_node_modifiable_p): ... this one; use
8038 tree_versionable_function_p.
8039 (ipcp_create_replace_map): Improve debug output.
8040 (ipcp_need_redirect_p): Return false when not clonning.
8041 (ipcp_update_callgraph): Skip args.
8042 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
8044 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
8045 (save_inline_function_body): Update call of tree_function_versioning.
8046 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
8047 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
8049 (tree_function_versioning): Likewise.
8050 * tree-inline.h (tree_function_versioning): Update prototype.
8052 2008-08-29 Jan Hubicka <jh@suse.cz>
8054 * loop-unswitch.c (unswitch_single_loop): Use
8055 optimize_loop_for_speed_p.
8056 * tree-ssa-threadupdate.c (mark_threaded_blocks):
8057 Use optimize_function_for_size_p.
8058 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
8059 * postreload-gcse.c (eliminate_partially_redundant_load):
8060 Use optimize_bb_for_size_p.
8061 * value-prof.c (gimple_divmod_fixed_value_transform,
8062 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
8063 gimple_stringops_transform): Use optimize_bb_for_size_p.
8064 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
8065 * final.c (compute_alignments): Use optimize_function_for_size_p.
8066 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
8067 (fold_builtin_strcpy, fold_builtin_fputs): Use
8068 optimize_function_for_size_p.
8069 * fold-const.c (tree_swap_operands_p): Use
8070 optimize_function_for_size_p.
8071 * recog.c (relax_delay_slots): Likewise.
8072 * tree-ssa-math-opts.c (replace_reciprocal):
8073 Use optimize_bb_for_speed_p.
8074 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
8075 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
8076 optimize_function_for_size_p.
8077 (cgraph_decide_inlining_of_small_function): Use
8078 optimize_function_for_size_p.
8079 * global.c (find_reg): Use optimize_function_for_size_p.
8080 * opts.c (decode_options): Do not clear flag_tree_ch,
8081 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
8082 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
8083 work it out from profile.
8084 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
8085 optimize_loop_for_speed_p.
8086 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8088 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
8089 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
8090 * tree-eh.c (decide_copy_try_finally): Use
8091 optimize_function_for_size_p.
8092 * local-alloc.c (block_alloc): Pass BB pointer.
8093 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
8094 * gcse.c (gcse_main): Use optimize_function_for_size_p.
8095 * loop-unroll.c (decide_unrolling_and_peeling):
8096 Use optimize_loop_for_size_p.
8097 (decide_peel_completely): Likewise.
8098 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
8099 optimize_loop_for_size_p.
8100 (vect_enhance_data_refs_alignment): Likewise.
8101 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
8102 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
8104 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
8105 (try_crossjump_bb): Use optimize_bb_for_size_p.
8106 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8107 optimize_loop_for_speed_p.
8108 * bb-reorder.c (find_traces_1_round): Likewise.
8109 (copy_bb): Use optimize_bb_for_speed_p.
8110 (duplicate_computed_gotos): Likewise.
8111 * basic-block.h (optimize_loop_nest_for_size_p,
8112 optimize_loop_nest_for_speed_p): New.
8113 * stmt.c (expand_case): Use optimize_insn_for_size_p.
8115 2008-08-29 Tristan Gingold <gingold@adacore.com>
8117 * gcov.c (main): Call expandargv.
8119 2008-08-29 Jan Hubicka <jh@suse.cz>
8121 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
8123 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8125 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
8126 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8128 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
8130 2008-08-29 Jan Hubicka <jh@suse.cz>
8132 * tree-pass.h (pass_strip_predict_hints): Declare.
8133 * predict.c (strip_builtin_expect): Rename to ...
8134 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
8135 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
8136 (tree_estimate_probability): Do not strip builtin_expect.
8137 (pass_strip_predict_hints): New pass.
8138 * tree-inline.c (expand_call_inline): When inlining cold function,
8139 predict it as unlikely.
8140 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
8142 2008-08-29 Richard Guenther <rguenther@suse.de>
8144 PR tree-optimization/37207
8145 * tree-vrp.c (extract_range_from_binary_expr): Also try
8146 to constant fold if only one of the operands is a constant.
8148 2008-08-29 Nick Clifton <nickc@redhat.com>
8150 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
8151 the same way as SYMBOL_REFs.
8153 2008-08-28 Bob Wilson <bob.wilson@acm.org>
8155 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
8157 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8159 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
8160 * config/mips/mips.md (branch_likely): Remove const. Fix
8162 (define_delay for type "branch"): Change to only apply for branch
8163 with likely variant.
8164 (define_delay for type "branch" and "branch_likely" no). New delay
8166 (equality_op): New code iterator.
8167 (bbv, bbinv): New code attributes.
8168 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
8171 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8172 Andrew Pinski <pinskia@gcc.gnu.org>
8175 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
8177 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
8179 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
8180 rule that a symbolic constant must be defined and >= 0 for the
8181 corresponding facility to be present at compile-time.
8182 * gthr-posix.c: Likewise.
8184 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8186 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8187 * config/mips/mips.md (D): New mode attribute.
8188 (mulsi3, muldi3): Merge it into ...
8189 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8190 (muldi3_mul3): New pattern.
8191 (mulsi3_mult3): Rename to mulsi3_mul3.
8193 2008-08-28 Jan Hubicka <jh@suse.cz>
8195 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8197 * predict.c (always_optimize_for_size_p): Rename to ...
8198 (optimize_function_for_size): ... this one; make extern.
8199 (optimize_function_for_speed_p): New.
8200 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8201 optimize_edge_for_size_p,optimize_edge_for_size_p,
8202 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8203 * basic-block.h (optimize_function_for_size_p,
8204 optimize_function_for_speed_p): Declare.
8205 * i386.md (optimize_size checks): Replace them by appropriate
8207 (standard_80387_constant_p, ix86_compute_frame_layout,
8208 ix86_expand_epilogue, ix86_decompose_address,
8209 print_operand, emit_i387_cw_initialization,
8210 inline_memory_move_cost, ix86_pad_returns,
8211 ix86_reorg): Replace optimize_size checks.
8213 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8215 * rtl.h (simplify_subreg_regno): Declare.
8216 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8217 * simplify-rtx.c (simplify_subreg): ...here.
8218 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8219 subreg_offset_representable_p.
8221 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8224 * c-typeck.c (convert_for_assignment): Give a note describing what
8225 was passed and what was expected.
8227 2008-08-28 Joey Ye <joey.ye@intel.com>
8229 * doc/extend.texi: Document AVX built-in functions.
8230 * doc/invoke.texi: Document -mavx.
8232 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8233 Joey Ye <joey.ye@intel.com>
8234 Xuepeng Guo <xuepeng.guo@intel.com>
8236 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8238 * config/i386/cpuid.h (bit_FMA): New.
8239 (bit_XSAVE): Likewise.
8240 (bit_OSXSAVE): Likewise.
8241 (bit_AVX): Likewise.
8243 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8244 define. Use ASM_OUTPUT_AVX_PREFIX.
8246 * config/i386/gmmintrin.h: New.
8248 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8249 (OPTION_MASK_ISA_AVX_SET): New.
8250 (OPTION_MASK_ISA_FMA_SET): Likewise.
8251 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8252 (OPTION_MASK_ISA_FMA_SET): Likewise.
8253 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8254 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8255 (pta_flags): Add PTA_AVX and PTA_FMA.
8256 (override_options): Handle PTA_AVX and PTA_FMA.
8257 (init_cumulative_args): Handle warn_avx.
8258 (classify_argument): Return 0 for COImode and OImode. Return
8259 1 and X86_64_AVX_CLASS for 256bit vector types.
8260 (examine_argument): Handle X86_64_AVX_CLASS.
8261 (construct_container): Likewise.
8262 (function_arg_advance_32): Pass OImode and 256bit vector types
8264 (function_arg_advance_64): Take a new argument to indicate if a
8265 parameter is named. Handle 256bit vector types. Return
8266 immediately for unnamed 256bit vector mode parameters.
8267 (function_arg_advance): Updated.
8268 (function_arg_32): Add comments for TImode. Handle OImode
8269 and 256bit vector types.
8270 (function_arg_64): Take a new argument to indicate if a
8271 parameter is named. Handle 256bit vector types. Return NULL
8272 for unnamed 256bit vector mode parameters.
8273 (function_arg): Updated.
8274 (setup_incoming_varargs_64): Support
8275 AVX encoding for *sse_prologue_save_insn.
8276 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8277 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8278 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8279 enabled, otherwise return -3.
8280 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8282 (print_reg): Support AVX registers. Handle 'x' and 't'.
8283 Handle 'd' to duplicate the operand.
8284 (print_operand): Likewise. Also support AVX vector compare
8286 (output_387_binary_op): Support AVX.
8287 (output_fp_compare): Likewise.
8288 (ix86_expand_vector_move_misalign): Likewise.
8289 (ix86_attr_length_vex_default): New.
8290 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8291 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8292 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8293 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8294 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8295 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8296 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8297 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8298 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8299 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8300 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8301 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8302 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8303 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8304 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8305 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8306 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8307 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8308 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8309 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8310 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8311 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8312 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8313 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8314 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8315 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8316 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8317 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8318 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8319 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8320 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8321 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8322 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8323 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8324 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8325 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8326 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8327 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8328 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8329 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8330 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8331 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8332 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8333 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8334 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8335 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8336 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8337 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8338 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8339 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8340 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8341 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8342 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8343 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8344 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8345 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8346 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8347 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8348 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8349 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8350 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8351 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8352 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8353 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8354 and IX86_BUILTIN_MOVMSKPS256,
8355 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8356 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8357 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8358 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8359 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8360 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8361 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8362 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8363 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8364 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8365 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8366 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8367 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8368 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8369 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8370 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8371 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8372 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8373 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8374 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8375 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8376 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8377 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8378 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8379 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8380 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8381 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8382 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8383 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8384 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8385 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8386 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8387 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8388 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8389 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8390 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8391 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8392 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8393 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8394 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8395 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8396 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8397 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8398 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8399 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8400 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8401 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8402 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8403 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8404 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8405 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8406 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8407 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8408 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8409 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8410 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8411 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8412 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8414 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8415 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8416 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8417 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8418 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8419 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8420 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8421 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8422 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8423 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8424 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8425 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8426 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8427 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8428 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8429 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8430 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8431 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8432 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8433 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8434 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8435 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8436 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8437 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8438 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8439 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8440 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8441 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8442 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8443 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8444 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8445 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8446 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8447 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8448 IX86_BUILTIN_MOVMSKPS256.
8449 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8450 (ix86_expand_args_builtin): Likewise.
8451 (ix86_expand_special_args_builtin): Likewise.
8452 (ix86_hard_regno_mode_ok): Handle AVX modes.
8453 (ix86_expand_vector_init_duplicate): Likewise.
8454 (ix86_expand_vector_init_one_nonzero): Likewise.
8455 (ix86_expand_vector_init_one_var): Likewise.
8456 (ix86_expand_vector_init_concat): Likewise.
8457 (ix86_expand_vector_init_general): Likewise.
8458 (ix86_expand_vector_set): Likewise.
8459 (ix86_vector_mode_supported_p): Likewise.
8460 (x86_extended_reg_mentioned_p): Check INSN_P before using
8463 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8464 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8466 * config/i386/i386.h (TARGET_AVX): New.
8467 (TARGET_FMA): Likewise.
8468 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8469 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8470 (VALID_AVX256_REG_MODE): New.
8471 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8472 (AVX_FLOAT_MODE_P): Likewise.
8473 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8474 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8475 (AVX_VEC_FLOAT_MODE_P): Likewise.
8476 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8477 (ASM_OUTPUT_OPCODE): Likewise.
8478 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8480 (SSE_REG_MODE_P): Allow 256bit vector modes.
8481 (ix86_args): Add a warn_avx field.
8483 * config/i386/i386.md (UNSPEC_PCMP): New.
8484 (UNSPEC_VPERMIL): Likewise.
8485 (UNSPEC_VPERMIL2): Likewise.
8486 (UNSPEC_VPERMIL2F128): Likewise.
8487 (UNSPEC_MASKLOAD): Likewise.
8488 (UNSPEC_MASKSTORE): Likewise.
8489 (UNSPEC_CAST): Likewise.
8490 (UNSPEC_VTESTP): Likewise.
8491 (UNSPECV_VZEROALL): Likewise.
8492 (UNSPECV_VZEROUPPER): Likewise.
8493 (XMM0_REG): Likewise.
8494 (XMM1_REG): Likewise.
8495 (XMM2_REG): Likewise.
8496 (XMM3_REG): Likewise.
8497 (XMM4_REG): Likewise.
8498 (XMM5_REG): Likewise.
8499 (XMM6_REG): Likewise.
8500 (XMM8_REG): Likewise.
8501 (XMM9_REG): Likewise.
8502 (XMM10_REG): Likewise.
8503 (XMM11_REG): Likewise.
8504 (XMM12_REG): Likewise.
8505 (XMM13_REG): Likewise.
8506 (XMM14_REG): Likewise.
8507 (XMM15_REG): Likewise.
8509 (prefix_vex_imm8): Likewise.
8510 (prefix_vex_w): Likewise.
8511 (length_vex): Likewise.
8514 (*avx_ashlti3): Likewise.
8515 (*avx_lshrti3): Likewise.
8516 (*avx_setcc<mode>): Likewise.
8517 (*fop_<mode>_comm_mixed_avx): Likewise.
8518 (*fop_<mode>_comm_avx): Likewise.
8519 (*fop_<mode>_1_mixed_avx): Likewise.
8520 (*fop_<mode>_1_avx): Likewise.
8521 (*avx_<code><mode>3): Likewise.
8522 (*avx_ieee_smin<mode>3): Likewise.
8523 (*avx_ieee_smax<mode>3): Likewise.
8524 (mode): Add OI, V8SF and V4DF.
8525 (length): Support VEX prefix.
8526 (*cmpfp_i_mixed): Set prefix attribute.
8527 (*cmpfp_i_sse): Likewise.
8528 (*cmpfp_iu_mixed): Likewise.
8529 (*cmpfp_iu_sse): Likewise.
8530 (*movsi_1): Support AVX.
8531 (*movdi_2): Likewise.
8532 (*movdi_1_rex64): Likewise.
8533 (*movti_internal): Likewise.
8534 (*movti_rex64): Likewise.
8535 (*movsf_1): Likewise.
8536 (*movdf_nointeger): Likewise.
8537 (*movdf_integer_rex64): Likewise.
8538 (*movtf_internal): Likewise.
8539 (zero_extendsidi2_32): Likewise.
8540 (zero_extendsidi2_rex64): Likewise.
8541 (*extendsfdf2_mixed): Likewise.
8542 (*extendsfdf2_sse): Likewise.
8543 (*truncdfsf_fast_mixed): Likewise.
8544 (*truncdfsf_fast_sse): Likewise.
8545 (*truncdfsf_mixed): Likewise.
8546 (fix_trunc<mode>di_sse): Likewise.
8547 (fix_trunc<mode>si_sse): Likewise.
8548 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8549 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8550 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8551 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8552 (*rcpsf2_sse): Likewise.
8553 (*rsqrtsf2_sse): Likewise.
8554 (*sqrt<mode>2_sse): Likewise.
8555 (sse4_1_round<mode>2): Likewise.
8556 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8557 Support AVX. Set length attribute properly for AVX.
8559 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8560 (VECTOR_MODES (FLOAT, 32)): Likewise.
8561 (VECTOR_MODE (INT, DI, 8)): Likewise.
8562 (VECTOR_MODE (INT, HI, 32)): Likewise.
8563 (VECTOR_MODE (INT, QI, 64)): Likewise.
8564 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8565 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8566 (VECTOR_MODE (INT, DI, 4)): Removed.
8567 (VECTOR_MODE (INT, SI, 8)): Likewise.
8568 (VECTOR_MODE (INT, HI, 16)): Likewise.
8569 (VECTOR_MODE (INT, QI, 32)): Likewise.
8570 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8571 (INT_MODE (OI, 32)): Likewise.
8573 * config/i386/i386.opt (mavx): New.
8576 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8578 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8579 (*mov<mode>_internal_avx): New.
8580 (*movv2sf_internal_rex64_avx): Likewise.
8581 (*movv2sf_internal_avx): Likewise.
8583 * config/i386/predicates.md (const_4_to_5_operand): New.
8584 (const_6_to_7_operand): Likewise.
8585 (const_8_to_11_operand): Likewise.
8586 (const_12_to_15_operand): Likewise.
8587 (avx_comparison_float_operator): Likewise.
8589 * config/i386/sse.md (AVX256MODEI): New.
8590 (AVX256MODE): Likewise.
8591 (AVXMODEQI): Likewise.
8592 (AVXMODE): Likewise.
8593 (AVX256MODEF2P): Likewise.
8594 (AVX256MODE2P): Likewise.
8595 (AVX256MODE4P): Likewise.
8596 (AVX256MODE8P): Likewise.
8597 (AVXMODEF2P): Likewise.
8598 (AVXMODEF4P): Likewise.
8599 (AVXMODEDCVTDQ2PS): Likewise.
8600 (AVXMODEDCVTPS2DQ): Likewise.
8601 (avxvecmode): Likewise.
8602 (avxvecpsmode): Likewise.
8603 (avxhalfvecmode): Likewise.
8604 (avxscalarmode): Likewise.
8605 (avxcvtvecmode): Likewise.
8606 (avxpermvecmode): Likewise.
8607 (avxmodesuffixf2c): Likewise.
8608 (avxmodesuffixp): Likewise.
8609 (avxmodesuffixs): Likewise.
8610 (avxmodesuffix): Likewise.
8611 (vpermilbits): Likewise.
8612 (pinsrbits): Likewise.
8613 (mov<mode>): Likewise.
8614 (*mov<mode>_internal): Likewise.
8615 (push<mode>1): Likewise.
8616 (movmisalign<mode>): Likewise.
8617 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8618 (avx_movdqu<avxmodesuffix>): Likewise.
8619 (avx_lddqu<avxmodesuffix>): Likewise.
8620 (<plusminus_insn><mode>3): Likewise.
8621 (*avx_<plusminus_insn><mode>3): Likewise.
8622 (*avx_vm<plusminus_insn><mode>3): Likewise.
8623 (mul<mode>3): Likewise.
8624 (*avx_mul<mode>3): Likewise.
8625 (*avx_vmmul<mode>3): Likewise.
8626 (divv8sf3): Likewise.
8627 (divv4df3): Likewise.
8628 (avx_div<mode>3): Likewise.
8629 (*avx_div<mode>3): Likewise.
8630 (*avx_vmdiv<mode>3): Likewise.
8631 (avx_rcpv8sf2): Likewise.
8632 (*avx_vmrcpv4sf2): Likewise.
8633 (sqrtv8sf2): Likewise.
8634 (avx_sqrtv8sf2): Likewise.
8635 (*avx_vmsqrt<mode>2): Likewise.
8636 (rsqrtv8sf2): Likewise.
8637 (avx_rsqrtv8sf2): Likewise.
8638 (*avx_vmrsqrtv4sf2): Likewise.
8639 (<code><mode>3): Likewise.
8640 (*avx_<code><mode>3_finite): Likewise.
8641 (*avx_<code><mode>3): Likewise.
8642 (*avx_vm<code><mode>3): Likewise.
8643 (*avx_ieee_smin<mode>3): Likewise.
8644 (*avx_ieee_smax<mode>3): Likewise.
8645 (avx_addsubv8sf3): Likewise.
8646 (avx_addsubv4df3): Likewise.
8647 (*avx_addsubv4sf3): Likewise.
8648 (*avx_addsubv2df3): Likewise.
8649 (avx_h<plusminus_insn>v4df3): Likewise.
8650 (avx_h<plusminus_insn>v8sf3): Likewise.
8651 (*avx_h<plusminus_insn>v4sf3): Likewise.
8652 (*avx_h<plusminus_insn>v2df3): Likewise.
8653 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8654 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8655 (*avx_maskcmp<mode>3): Likewise.
8656 (avx_nand<mode>3): Likewise.
8657 (*avx_<code><mode>3): Likewise.
8658 (*avx_nand<mode>3): Likewise.
8659 (*avx_<code><mode>3): Likewise.
8660 (*avx_cvtsi2ss): Likewise.
8661 (*avx_cvtsi2ssq): Likewise.
8662 (*avx_cvtsi2sd): Likewise.
8663 (*avx_cvtsi2sdq): Likewise.
8664 (*avx_cvtsd2ss): Likewise.
8665 (avx_cvtss2sd): Likewise.
8666 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8667 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8668 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8669 (*avx_cvtsi2sd): Likewise.
8670 (*avx_cvtsi2sdq): Likewise.
8671 (avx_cvtdq2pd256): Likewise.
8672 (avx_cvtpd2dq256): Likewise.
8673 (avx_cvttpd2dq256): Likewise.
8674 (*avx_cvtsd2ss): Likewise.
8675 (*avx_cvtss2sd): Likewise.
8676 (avx_cvtpd2ps256): Likewise.
8677 (avx_cvtps2pd256): Likewise.
8678 (*avx_movhlps): Likewise.
8679 (*avx_movlhps): Likewise.
8680 (avx_unpckhps256): Likewise.
8681 (*avx_unpckhps): Likewise.
8682 (avx_unpcklps256): Likewise.
8683 (*avx_unpcklps): Likewise.
8684 (avx_movshdup256): Likewise.
8685 (avx_movsldup256): Likewise.
8686 (avx_shufps256): Likewise.
8687 (avx_shufps256_1): Likewise.
8688 (*avx_shufps_<mode>): Likewise.
8689 (*avx_loadhps): Likewise.
8690 (*avx_storelps): Likewise.
8691 (*avx_loadlps): Likewise.
8692 (*avx_movss): Likewise.
8693 (*vec_dupv4sf_avx): Likewise.
8694 (*vec_concatv2sf_avx): Likewise.
8695 (*vec_concatv4sf_avx): Likewise.
8696 (*vec_setv4sf_0_avx): Likewise.
8697 (*vec_setv4sf_avx): Likewise.
8698 (*avx_insertps): Likewise.
8699 (avx_vextractf128<mode>): Likewise.
8700 (vec_extract_lo_<mode>): Likewise.
8701 (vec_extract_hi_<mode>): Likewise.
8702 (vec_extract_lo_<mode>): Likewise.
8703 (vec_extract_hi_<mode>): Likewise.
8704 (vec_extract_lo_v16hi): Likewise.
8705 (vec_extract_hi_v16hi): Likewise.
8706 (vec_extract_lo_v32qi): Likewise.
8707 (vec_extract_hi_v32qi): Likewise.
8708 (avx_unpckhpd256): Likewise.
8709 (*avx_unpckhpd): Likewise.
8710 (avx_movddup256): Likewise.
8711 (*avx_movddup): Likewise.
8712 (avx_unpcklpd256): Likewise.
8713 (*avx_unpcklpd): Likewise.
8714 (avx_shufpd256): Likewise.
8715 (avx_shufpd256_1): Likewise.
8716 (*avx_punpckhqdq): Likewise.
8717 (*avx_punpcklqdq): Likewise.
8718 (*avx_shufpd_<mode>): Likewise.
8719 (*avx_storehpd): Likewise.
8720 (*avx_loadhpd): Likewise.
8721 (*avx_loadlpd): Likewise.
8722 (*avx_movsd): Likewise.
8723 (*vec_concatv2df_avx): Likewise.
8724 (*avx_<plusminus_insn><mode>3): Likewise.
8725 (*avx_<plusminus_insn><mode>3): Likewise.
8726 (*avx_mulv8hi3): Likewise.
8727 (*avxv8hi3_highpart): Likewise.
8728 (*avx_umulv8hi3_highpart): Likewise.
8729 (*avx_umulv2siv2di3): Likewise.
8730 (*avx_mulv2siv2di3): Likewise.
8731 (*avx_pmaddwd): Likewise.
8732 (*avx_mulv4si3): Likewise.
8733 (*avx_ashr<mode>3): Likewise.
8734 (*avx_lshr<mode>3): Likewise.
8735 (*avx_ashl<mode>3): Likewise.
8736 (*avx_<code><mode>3): Likewise.
8737 (*avx_eq<mode>3): Likewise.
8738 (*avx_gt<mode>3): Likewise.
8739 (*avx_nand<mode>3): Likewise.
8740 (*avx_nand<mode>3): Likewise.
8741 (*avx_<code><mode>3): Likewise.
8742 (*avx_<code><mode>3): Likewise.
8743 (*avx_packsswb): Likewise.
8744 (*avx_packssdw): Likewise.
8745 (*avx_packuswb): Likewise.
8746 (*avx_punpckhbw): Likewise.
8747 (*avx_punpcklbw): Likewise.
8748 (*avx_punpckhwd): Likewise.
8749 (*avx_punpcklwd): Likewise.
8750 (*avx_punpckhdq): Likewise.
8751 (*avx_punpckldq): Likewise.
8752 (*avx_pinsr<avxmodesuffixs>): Likewise.
8753 (*avx_pinsrq): Likewise.
8754 (*avx_loadld): Likewise.
8755 (*vec_extractv2di_1_rex64_avx): Likewise.
8756 (*vec_extractv2di_1_avx): Likewise.
8757 (*vec_dupv2di_avx): Likewise.
8758 (*vec_concatv2si_avx): Likewise.
8759 (*vec_concatv4si_1_avx): Likewise.
8760 (*vec_concatv2di_avx): Likewise.
8761 (*vec_concatv2di_rex64_avx): Likewise.
8762 (*avx_uavgv16qi3): Likewise.
8763 (*avx_uavgv8hi3): Likewise.
8764 (*avx_psadbw): Likewise.
8765 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8766 (*avx_phaddwv8hi3): Likewise.
8767 (*avx_phadddv4si3): Likewise.
8768 (*avx_phaddswv8hi3): Likewise.
8769 (*avx_phsubwv8hi3): Likewise.
8770 (*avx_phsubdv4si3): Likewise.
8771 (*avx_phsubswv8hi3): Likewise.
8772 (*avx_pmaddubsw128): Likewise.
8773 (*avx_pmulhrswv8hi3): Likewise.
8774 (*avx_pshufbv16qi3): Likewise.
8775 (*avx_psign<mode>3): Likewise.
8776 (*avx_palignrti): Likewise.
8777 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8778 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8779 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8780 (*avx_mpsadbw): Likewise.
8781 (*avx_packusdw): Likewise.
8782 (*avx_pblendvb): Likewise.
8783 (*avx_pblendw): Likewise.
8784 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8785 (avx_ptest256): Likewise.
8786 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8787 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8788 (*avx_aesenc): Likewise.
8789 (*avx_aesenclast): Likewise.
8790 (*avx_aesdec): Likewise.
8791 (*avx_aesdeclast): Likewise.
8792 (avx_vzeroupper): Likewise.
8793 (avx_vzeroupper_rex64): Likewise.
8794 (avx_vpermil<mode>): Likewise.
8795 (avx_vpermilvar<mode>3): Likewise.
8796 (avx_vpermil2<mode>3): Likewise.
8797 (avx_vperm2f128<mode>3): Likewise.
8798 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8799 (avx_vbroadcastss256): Likewise.
8800 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8801 (avx_vinsertf128<mode>): Likewise.
8802 (vec_set_lo_<mode>): Likewise.
8803 (vec_set_hi_<mode>): Likewise.
8804 (vec_set_lo_<mode>): Likewise.
8805 (vec_set_hi_<mode>): Likewise.
8806 (vec_set_lo_v16hi): Likewise.
8807 (vec_set_hi_v16hi): Likewise.
8808 (vec_set_lo_v32qi): Likewise.
8809 (vec_set_hi_v32qi): Likewise.
8810 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8811 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8812 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8813 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
8814 (vec_init<mode>): Likewise.
8815 (*vec_concat<mode>_avx): Likewise.
8816 (blendbits): Support V8SF and V4DF.
8817 (sse2_movq128): Support AVX.
8818 (<sse>_movnt<mode>): Likewise.
8819 (sse2_movntv2di): Likewise.
8820 (sse_rcpv4sf2): Likewise.
8821 (sse_sqrtv4sf2): Likewise.
8822 (sse_rsqrtv4sf2): Likewise.
8823 (<sse>_comi): Likewise.
8824 (<sse>_ucomi): Likewise.
8825 (sse_cvtss2si): Likewise.
8826 (sse_cvtss2si_2): Likewise.
8827 (sse_cvtss2siq): Likewise.
8828 (sse_cvtss2siq_2): Likewise.
8829 (sse_cvttss2si): Likewise.
8830 (sse_cvttss2siq): Likewise.
8831 (sse2_cvtsd2si): Likewise.
8832 (sse2_cvtsd2si_2): Likewise.
8833 (sse2_cvtsd2siq): Likewise.
8834 (sse2_cvtsd2siq_2): Likewise.
8835 (sse2_cvttsd2si): Likewise.
8836 (sse2_cvttsd2siq): Likewise.
8837 (sse2_cvtdq2pd): Likewise.
8838 (*sse2_cvtpd2dq): Likewise.
8839 (*sse2_cvttpd2dq): Likewise.
8840 (*sse2_cvtpd2ps): Likewise.
8841 (sse2_cvtps2pd): Likewise.
8842 (sse3_movshdup): Likewise.
8843 (sse3_movsldup): Likewise.
8844 (sse_storehps): Likewise.
8845 (*sse4_1_extractps): Likewise.
8846 (sse2_storelpd): Likewise.
8847 (vec_dupv2df_sse3): Likewise.
8848 (*vec_concatv2df_sse3): Likewise.
8849 (*sse4_1_pextrb): Likewise.
8850 (*sse4_1_pextrb_memory): Likewise.
8851 (*sse2_pextrw): Likewise.
8852 (*sse4_1_pextrw_memory): Likewise.
8853 (*sse4_1_pextrd): Likewise.
8854 (*sse4_1_pextrq): Likewise.
8855 (sse2_pshufd_1): Likewise.
8856 (sse2_pshuflw_1): Likewise.
8857 (sse2_pshufhw_1): Likewise.
8858 (*sse2_storeq_rex64): Likewise.
8859 (*vec_dupv4si): Likewise.
8860 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
8861 (sse2_pmovmskb): Likewise.
8862 (*sse2_maskmovdqu): Likewise.
8863 (*sse2_maskmovdqu_rex64): Likewise.
8864 (sse_ldmxcsr): Likewise.
8865 (sse_stmxcsr): Likewise.
8866 (abs<mode>2): Likewise.
8867 (sse4_1_movntdqa): Likewise.
8868 (sse4_1_phminposuw): Likewise.
8869 (sse4_1_extendv8qiv8hi2): Likewise.
8870 (*sse4_1_extendv8qiv8hi2): Likewise.
8871 (sse4_1_extendv4qiv4si2): Likewise.
8872 (*sse4_1_extendv4qiv4si2): Likewise.
8873 (sse4_1_extendv2qiv2di2): Likewise.
8874 (*sse4_1_extendv2qiv2di2): Likewise.
8875 (sse4_1_extendv4hiv4si2): Likewise.
8876 (*sse4_1_extendv4hiv4si2): Likewise.
8877 (sse4_1_extendv2hiv2di2): Likewise.
8878 (*sse4_1_extendv2hiv2di2): Likewise.
8879 (sse4_1_extendv2siv2di2): Likewise.
8880 (*sse4_1_extendv2siv2di2): Likewise.
8881 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8882 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8883 (sse4_1_zero_extendv4qiv4si2): Likewise.
8884 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8885 (sse4_1_zero_extendv2qiv2di2): Likewise.
8886 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8887 (sse4_1_zero_extendv4hiv4si2): Likewise.
8888 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8889 (sse4_1_zero_extendv2hiv2di2): Likewise.
8890 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8891 (sse4_1_zero_extendv2siv2di2): Likewise.
8892 (*sse4_1_zero_extendv2siv2di2): Likewise.
8893 (sse4_1_ptest): Likewise.
8894 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
8895 (sse4_2_pcmpestri): Likewise.
8896 (sse4_2_pcmpestrm): Likewise.
8897 (sse4_2_pcmpistri): Likewise.
8898 (sse4_2_pcmpistrm): Likewise.
8900 (aeskeygenassist): Likewise.
8902 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8904 * config/i386/predicates.md (vzeroall_operation): New.
8906 * config/i386/sse.md (avx_vzeroall): New.
8907 (*avx_vzeroall): Likewise.
8909 2008-08-28 Paul Brook <paul@codesourcery.com>
8910 Mark Shinwell <shinwell@codesourcery.com>
8911 Richard Earnshaw <richard.earnshaw@arm.com>
8913 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8914 (TARGET_MIN_ANCHOR_OFFSET): New.
8915 (arm_override_options): Set correct anchor ranges for Thumb-1
8916 and Thumb-2 if required.
8917 (legitimize_pic_address): Handle case involving a TLS symbol
8918 reference with an addend.
8919 (arm_optimization_options): Enable section anchors at -O1 and
8921 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8922 * config/arm/arm-protos.h (arm_optimization_options): New.
8924 2008-08-28 Nick Clifton <nickc@redhat.com>
8926 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8927 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8930 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8931 * config/v850/v850.md (return): Remove frame size restriction.
8933 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8935 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8937 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8939 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8941 2008-08-28 Paul Brook <paul@codesourcery.com>
8943 * config/arm/vfp11.md: Update license notice.
8944 * config/arm/cortex-r4.md: Ditto.
8946 2008-08-28 Richard Guenther <rguenther@suse.de>
8948 PR tree-optimization/37207
8949 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8952 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8955 * tree.c (int_fits_type_p): Don't forget unsigned integers
8956 of type sizetype which higher end word equals -1.
8958 2008-08-28 Ira Rosen <irar@il.ibm.com>
8960 * target.h (struct vectorize): Add new target builtin.
8961 * tree-vectorizer.c (destroy_loop_vec_info): Call
8962 vect_free_slp_instance instead of vect_free_slp_node.
8963 * tree-vectorizer.h (enum slp_load_perm_type): New.
8964 (struct _slp_instance): Add new fields.
8965 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8966 (SLP_INSTANCE_LOADS): New.
8967 (vect_free_slp_tree): Remove.
8968 (vect_free_slp_instance): Declare.
8969 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8970 (vectorizable_load): Add argument.
8971 (vect_transform_slp_perm_load): New.
8972 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8974 (vect_get_place_in_interleaving_chain): New function.
8975 (vect_free_slp_tree): Make static.
8976 (vect_free_slp_instance): New function.
8977 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8978 collect the load location in the interleaving chain.
8979 (vect_supported_slp_permutation_p): New function.
8980 (vect_supported_load_permutation_p): Likewise.
8981 (vect_analyze_slp_instance): In case of loads permutation, call
8982 vect_supported_load_permutation_p to check that the permutation is
8984 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8985 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8986 (vect_create_mask_and_perm): New function.
8987 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8988 (vectorizable_load): Add an argument. Don't keep the created vectors
8989 statements in the node if permutation is required. Call
8990 vect_transform_slp_perm_load to generate the permutation.
8991 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8992 additional argument.
8993 (vect_schedule_slp_instance): In case of loads permutation, allocate
8994 vectorized statements structure for all the related SLP nodes. Call
8995 vect_transform_stmt with addditional argument.
8996 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8997 * config/spu/spu.c (spu_builtin_vec_perm): New.
8998 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8999 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
9000 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
9001 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9003 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
9005 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
9006 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
9007 __gthread_cond_signal, __gthread_cond_timedwait,
9008 __gthread_cond_timedwait_recursive): New functions.
9009 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
9011 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
9014 2008-08-28 Richard Guenther <rguenther@suse.de>
9017 * fold-const.c (maybe_canonicalize_comparison_1): Require
9018 undefined overflow only for canonicalizing A +- CST cmp CST.
9019 Make sure to not generate new constants that are not inside
9020 their TYPE_MIN/MAX_VALUE range.
9021 (maybe_canonicalize_comparison): Remove undefined overflow
9023 (fold_binary): Remove now duplicate folding.
9025 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9027 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
9028 use not updated in the last change.
9030 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9032 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
9033 (IRA_COVER_CLASSES): Add FPUL_REGS.
9035 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9038 * c-common.c (conversion_warning): Check for null operands.
9040 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9043 * c-decl.c (check_for_loop_decls): Improve error message. Give
9046 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9049 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
9050 (convert_for_assignment): Pass corrent OPT_W* parameter to
9051 WARN_FOR_ASSIGNMENT.
9053 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9056 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
9058 2008-08-27 Paul Brook <paul@codesourcery.com>
9060 * config.gcc: Loosen checks for arm uclinux eabi targets.
9062 2008-08-27 Paul Brook <paul@codesourcery.com>
9064 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
9066 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9068 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
9070 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
9071 the enumerators of an ENUMERAL_TYPE.
9072 * dbxout.c (dbxout_type): Ditto.
9074 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
9077 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
9078 (fwprop_addr): Check that the loop_father is not the outer loop.
9080 2008-08-26 Paul Brook <paul@codesourcery.com>
9082 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
9083 Remove documentation entry for fmul type.
9084 Use fmuls to annotate single-precision multiplication patterns,
9085 fmuld to annotate double-precision multiplication patterns,
9086 fmacs to annotate single-precision multiply-accumulate patterns
9087 and fmacd to annotate double-precision multiply-accumulate patterns.
9088 * config/arm/vfp11.md: Update reservations accordingly.
9089 * config/arm/arm.md: Note that certain values of the "type"
9090 attribute are documented in vfp.md.
9091 * config/arm/arm1020e.md: Remove out of date duplicate comment.
9092 (v10_cvt): Use new fmul types.
9094 2008-08-26 Paul Brook <paul@codesourcery.com>
9096 * config/arm/vfp.md: Move pipeline description for VFP11 to...
9097 * config/arm/vfp11.md: ...here. New.
9098 * config/arm/arm.md: Include vfp11.md.
9100 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
9102 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
9103 parameter to inform call.
9105 2008-08-26 Jeff Law <law@redhat.com>
9107 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
9108 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
9109 preferred class when copying a constant into a partial word register.
9111 2008-08-26 Ben Elliston <bje@au.ibm.com>
9113 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
9114 * cp/typeck.c: Likewise.
9115 * cp/tree.c: Likewise.
9116 * gimple-low.c: Likewise.
9119 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
9121 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
9122 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
9124 * doc/passes.texi: Describe IRA.
9126 * doc/tm.texi (IRA_COVER_CLASSES,
9127 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
9129 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
9130 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
9131 -fira-propagate-cost, -fno-ira-share-save-slots,
9132 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
9134 * flags.h (ira_algorithm): New enumeration.
9135 (flag_ira_algorithm, flag_ira_verbose): New external variable
9138 * postreload.c (gate_handle_postreload): Don't do post reload
9139 optimizations unless the reload is completed.
9141 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
9144 * tree-pass.h (pass_ira): New external variable declaration.
9146 * reload.h: Add 2008 to the Copyright.
9148 * cfgloopanal.c: Include params.h.
9149 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
9152 * params.h (IRA_MAX_LOOPS_NUM): New macro.
9154 * toplev.c (ira.h): New include.
9155 (flag_ira_algorithm, flag_ira_verbose): New external variables.
9156 (backend_init_target): Call ira_init.
9157 (backend_init): Call ira_init_once.
9158 (finalize): Call finish_ira_once.
9160 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
9161 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
9164 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
9165 may_move_out_cost): New external variable declarations.
9166 (move_table): New typedef.
9168 * caller-save.c: Include headers output.h and ira.h.
9169 (no_caller_save_reg_set): New global variable.
9170 (save_slots_num, save_slots): New variables.
9171 (reg_save_code, reg_restore_code, add_stored_regs): Add
9173 (init_caller_save): Set up no_caller_save_reg_set.
9174 (init_save_areas): Reset save_slots_num.
9175 (saved_hard_reg): New structure.
9176 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
9177 (initiate_saved_hard_regs, new_saved_hard_reg,
9178 finish_saved_hard_regs, saved_hard_reg_compare_func): New
9180 (setup_save_areas): Add code for sharing stack slots.
9181 (all_blocks): New variable.
9182 (save_call_clobbered_regs): Process pseudo-register too.
9183 (mark_set_regs): Process pseudo-register too.
9184 (insert_one_insn): Put the insn after bb note in a empty basic
9185 block. Add insn check.
9187 * global.c (eliminable_regset): Make it external.
9188 (mark_elimination): Use DF_LR_IN for IRA.
9189 (pseudo_for_reload_consideration_p): New.
9190 (build_insn_chain): Make it external. Don't ignore spilled
9191 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9192 (gate_handle_global_alloc): New function.
9193 (pass_global_alloc): Add the gate function.
9195 * opts.c (decode_options): Set up flag_ira. Print the warning for
9197 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9199 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9201 * regmove.c (regmove_optimize): Don't do replacement of output for
9204 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9205 New external variable declarations.
9207 * local-alloc.c (update_equiv_regs): Make it external. Return
9208 true if jump label rebuilding should be done. Rescan new_insn for
9210 (gate_handle_local_alloc): New function.
9211 (pass_local_alloc): Add the gate function.
9213 * alias.c (value_addr_p, stack_addr_p): New functions.
9214 (nonoverlapping_memrefs_p): Use them for IRA.
9216 * common.opt (fira, fira-algorithm, fira-coalesce,
9217 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9218 fira-verbose): New options.
9220 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9221 move_cost, may_move_in_cost, may_move_out_cost): Make the
9223 (move_table): Remove typedef.
9224 (init_move_cost): Make it external.
9225 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9228 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9229 setup_reg_classes): New function prototypes.
9230 (eliminable_regset): New external variable declaration.
9231 (build_insn_chain, update_equiv_regs): New function prototypes.
9233 * Makefile.in (IRA_INT_H): New definition.
9234 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9235 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9236 (reload1.o, toplev.o): Add dependence on ira.h.
9237 (cfgloopanal.o): Add PARAMS_H.
9238 (caller-save.o): Add dependence on output.h and ira.h.
9239 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9240 ira-emit.o, ira-lives.o): New entries.
9242 * passes.c (pass_ira): New pass.
9244 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9246 * reload1.c (ira.h): Include the header.
9247 (changed_allocation_pseudos): New bitmap.
9248 (init_reload): Initiate the bitmap.
9249 (compute_use_by_pseudos): Permits spilled registers in FROM.
9250 (temp_pseudo_reg_arr): New variable.
9251 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9252 IRA. Call alter_reg with the additional parameter. Don't clear
9253 spilled_pseudos for IRA. Restore original insn chain for IRA.
9254 Clear changed_allocation_pseudos at the end of reload.
9255 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9256 (hard_regno_to_pseudo_regno): New variable.
9257 (count_pseudo): Check spilled pseudos. Set up
9258 hard_regno_to_pseudo_regno.
9259 (count_spilled_pseudo): Check spilled pseudos. Update
9260 hard_regno_to_pseudo_regno.
9261 (find_reg): Use better_spill_reload_regno_p. Check
9262 hard_regno_to_pseudo_regno.
9263 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9265 (eliminate_regs_1): Use additional parameter for alter_reg.
9266 (finish_spills): Set up pseudo_previous_regs only for spilled
9267 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9268 more arguments. Don't clear live_throughout and dead_or_set for
9269 spilled pseudos. Use additional parameter for alter_reg. Call
9270 mark_allocation_change. Set up changed_allocation_pseudos.
9271 Remove sanity check.
9272 (emit_input_reload_insns, delete_output_reload): Use additional
9273 parameter for alter_reg. Call mark_allocation_change.
9274 (substitute, gen_reload_chain_without_interm_reg_p): New
9276 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9278 * testsuite/gcc.dg/20080410-1.c: New file.
9280 * config/s390/s390.h (IRA_COVER_CLASSES,
9281 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9283 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9285 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9287 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9289 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9291 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9293 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9295 2008-08-24 Jeff Law <law@redhat.com>
9296 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9297 when ignoring unavailable registers.
9299 2008-08-24 Jeff Law <law@redhat.com>
9300 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9301 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9302 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9303 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9305 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
9306 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9308 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
9309 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9310 * reload1.c (find_reg): Process registers in register allocation order.
9312 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9313 * toplev.c (backend_init_target): Move ira_init call from
9315 (lang_dependent_init_target): ...to here.
9317 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9318 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9319 calculate memory move costs for NO_REGS.
9321 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9322 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9323 STACK_REGS is defined.
9325 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9326 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9328 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9329 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9331 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9332 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9333 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9336 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9337 Dorit Nuzman <dorit@il.ibm.com>
9339 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9340 vec_extract_evenv4sf, vec_extract_evenv8hi,
9341 vec_extract_evenv16qi, vec_extract_oddv4si,
9342 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9343 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9344 vec_interleave_highv4si, vec_interleave_lowv4si,
9345 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9346 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9347 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9349 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9352 * config/rs6000/rs6000.c (optimization_options): Don't default to
9353 section anchors without toplevel reorder.
9355 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9357 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9358 (mfc_end_critical_section): Likewise.
9360 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9362 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9363 all type qualifiers from element type to vector type.
9365 2008-08-25 David Daney <ddaney@avtrex.com>
9367 * config/mips/mips.md (immediate_insn): Move up in file, fix
9368 comment typo, reformat.
9369 (fetchop_bit, atomic_hiqi_op memory_barrier,
9370 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9371 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9372 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9373 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9374 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9375 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9376 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9377 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9378 sync_old_nand<mode>, sync_new_nand<mode>,
9379 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9380 test_and_set_12): Moved to sync.md.
9382 * config/mips/sync.md: New file.
9384 2008-08-25 Richard Henderson <rth@redhat.com>
9386 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9387 (regsave): Likewise.
9388 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9389 (output_cfi_directive): Likewise.
9390 (div_data_align): New.
9391 (output_cfi): Use it.
9393 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9395 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9396 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9397 (TARGET_OCTEON): New macro.
9398 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9399 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9400 (ISA_HAS_POP): New macro.
9401 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9403 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9405 * config/mips/mips.md (cpu): Add octeon.
9406 (type): Add pop attribute value.
9407 (popcount<mode>2): New pattern.
9408 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9410 2008-08-24 Jan Hubicka <jh@suse.cz>
9412 * doc/invoke.texi (-fipa-cp-clone): New option.
9413 (-fipa-cp): Update docs.
9414 (--param ipcp-unit-growth):New.
9415 * ipa-cp.c: Include fibheap.h, params.h
9416 (ipcp_initialize_node_lattices): When not cloning, all externally
9417 visible functions are bottom.
9418 (ipcp_need_redirect_p): Accept clones.
9419 (ipcp_insert_stage): Use cost driven heuristics.
9420 (max_count, dead_nodes): New static vars.
9421 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9422 ipcp_const_param_count): New functions.
9423 * common.opt (ipa-cp-clone): New command line option.
9424 * params.def (ipcp-unit-growth): New.
9426 2008-08-24 Jan Hubicka <jh@suse.cz>
9428 * tree-inline.c (tree_function_versioning): Look harder
9429 for referenced vars.
9431 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9433 PR tree-optimization/37185
9434 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9436 2008-08-23 Jan Hubicka <jh@suse.cz>
9438 * ipa-cp.c (ipcp_analyze_node): New function.
9439 (ipcp_update_cloned_node): Use it.
9440 (ipcp_init_stage): Likewise.
9441 * ipa-inline.c (function_insertion_hook_holder): New static var.
9442 (analyze_function): Break out from ....
9443 (inline_generate_summary): Here; register insertion hook.
9444 (cgraph_decide_inlining): Remove hook.
9445 (add_new_function): New function.
9447 2008-08-23 Jan Hubicka <jh@suse.cz>
9449 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9451 2008-08-23 Jan Hubicka <jh@suse.cz>
9453 * ipa-cp.c (constant_val_insert): Remove.
9454 (ipcp_propagate_one_const): Remove.
9455 (ipcp_create_replace_map): Always insert replacements to the map.
9456 (ipcp_insert_stage): Do not try to insert statements by hand.
9457 * tree-inline.c (insert_init_stmt): Break out from ...
9458 (setup_one_parameter): ... here; allow NULL BB pointer.
9459 (tree_function_versioning): Use setup_one_parameter to process
9462 2008-08-23 Jan Hubicka <jh@suse.cz>
9464 * tree.c (decl_address_ip_invariant_p): New function.
9465 * tree.h (decl_address_ip_invariant_p): Declare.
9466 * gimple.c (strip_invariant_refs): Break out from ...
9467 (is_gimple_invariant_address): ... here
9468 (is_gimple_ip_invariant_address): New function.
9469 (is_gimple_ip_invariant): New function.
9470 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9473 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9474 (ipcp_lat_is_insertable): All constants are insertable.
9475 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9476 IPA_CONST_VALUE_REF.
9477 (ipcp_initialize_node_lattices): Propagate all types of operands.
9478 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9479 (ipcp_create_replace_map): Reformat.
9480 (ipcp_need_redirect_p): Simplify.
9481 (ipcp_insert_stage): Check that argument is used before clonning.
9482 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9484 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9485 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9486 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9487 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9488 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9489 * tree-inline.c (tree_function_versioning): Add variables referenced
9492 2008-08-23 Jan Hubicka <jh@suse.cz>
9495 * i386.c (standard_80387_constant_p): Use optimize_size.
9497 2008-08-23 Ira Rosen <irar@il.ibm.com>
9499 PR tree-optimization/37161
9500 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9501 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9502 (vect_determine_vectorization_factor): Move the scalar type
9503 retrieval to vect_get_smallest_scalar_type.
9504 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9505 scalar type. Remove redundant computation.
9506 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9507 (vect_get_slp_defs): Take the type of RHS into account if
9508 necessary by calling vect_get_smallest_scalar_type. Call
9509 vect_get_constant_vectors with additional argument.
9511 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9514 * doc/invoke.texi (Wwrite-strings): Clarify description.
9516 2008-08-23 Ira Rosen <irar@il.ibm.com>
9518 PR tree-optimization/37174
9519 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9520 def stmt is a part of the loop before accessing its stmt_vec_info.
9522 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9525 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9526 (*swap): New insn pattern.
9527 (*ashlqi3): Rename from ashlqi3 insn pattern.
9528 (ashlqi3): New expanders.
9529 (*lshrqi3): Rename from lshrqi3 insn pattern.
9530 (lshrqi3): New expanders.
9531 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9532 lshrqi3_const5, lshrqi3_const6): New splitters.
9533 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9534 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9537 2008-08-22 Richard Guenther <rguenther@suse.de>
9539 PR tree-optimization/37078
9540 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9541 [+INF, +INF] ranges.
9543 2008-08-22 Richard Guenther <rguenther@suse.de>
9545 PR tree-optimization/37143
9546 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9547 a conversion statement instead of a copy.
9549 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9552 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9553 CCCmode, CCOmode and CCSmode destination modes.
9556 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9557 from different units in a single alternative.
9558 (*vec_extractv2sf_1): Ditto.
9559 (*vec_extractv2si_0): Ditto.
9560 (*vec_extractv2si_1): Ditto.
9561 * config/i386/sse.md (sse2_storehpd): Ditto.
9562 (sse2_storelpd): Ditto.
9563 (sse2_loadhpd): Ditto.
9564 (sse2_loadlpd): Ditto.
9567 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9568 (popcountsi2): Ditto.
9569 (clzdi2_abm): Ditto.
9570 (popcountdi2): Ditto.
9571 (clzhi2_abm): Ditto.
9572 (popcounthi2): Ditto.
9574 2008-08-22 Richard Guenther <rguenther@suse.de>
9578 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9579 if the multiplication does not overflow.
9581 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9583 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9585 2008-08-21 Richard Henderson <rth@redhat.com>
9587 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9588 spurrious comma from test.
9589 * configure: Rebuild.
9591 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9594 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9597 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9599 * c-tree.h (grokfield): New argument.
9600 * c-decl.c (grokfield): Handle new location argument.
9601 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9603 2008-08-21 Richard Guenther <rguenther@suse.de>
9605 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9607 2008-08-21 Jan Hubicka <jh@suse.cz>
9609 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9610 (cgraph_add_function_insertion_hook,
9611 cgraph_remove_function_insertion_hook,
9612 cgraph_call_function_insertion_hooks): New functions.
9613 * cgraph.h (cgraph_add_function_insertion_hook,
9614 cgraph_remove_function_insertion_hook,
9615 cgraph_call_function_insertion_hooks): Declare.
9616 * ipa-reference.c (function_insertion_hook_holder): New variable.
9617 (check_operand, look_for_address_of): When checking late, do not care
9618 about module bitmaps.
9619 (add_new_function): New function.
9620 (generate_summary): Register hooks; zero module bitmaps.
9621 (propagate): Unregister hooks.
9622 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9623 (add_new_function): New function.
9624 (generate_summary): Register hook.
9625 (propagate): Remove hook.
9627 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9629 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9630 * ipa-cp.c (ipcp_update_cloned_node): New function.
9631 (build_const_val): Handle functions correctly; bring type logic
9632 into sync with tree-inline.c
9633 (ipcp_init_stage): Take care of computing stuff needed by
9634 indirect inlining; update clones.
9635 (ipcp_generate_summary): Break out of ipcp_driver.
9636 (ipcp_driver): Do only execution and transformation.
9637 (pass_ipa_cp): Make IPA_PASS.
9638 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9640 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9641 ipcp, some info is already available.
9642 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9643 * tree-inline.c (remap_ssa_name): Unshare expression.
9645 2008-08-21 Richard Guenther <rguenther@suse.de>
9647 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9648 a PHI ask VN if it is already available.
9649 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9650 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9652 2008-08-21 Richard Guenther <rguenther@suse.de>
9655 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9656 makes sure to produce a result of the correct type.
9658 2008-08-21 Jan Hubicka <jh@suse.cz>
9659 Backport from LTO branch:
9661 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9662 Jan Hubicka <jh@suse.cz>
9665 (init_state, finish_state, set_function_state, generate_summary):
9667 (scan_stmt): Renamed from scan_function. Changed to keep state in
9668 local static vars rather than cgraph aux field.
9669 (propagate): Renamed from static_execute. Changed to keep state in
9670 local static vars rather than cgraph aux field.
9671 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9672 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9674 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9676 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9677 * ipa-reference.c (init_function_info, generate_summary,
9678 propagate): New functions.
9679 (analyze_function): Call init_function_info.
9680 (static_execute): Stripped into generate_summary and propagate.
9681 (pass_ipa_reference): Made into ipa_opt_pass.
9683 2008-08-21 Richard Guenther <rguenther@suse.de>
9685 PR tree-optimization/37181
9686 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9688 (extract_range_from_unary_expr): Likewise.
9690 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9692 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9694 * toplev.h (pedwarn_at): Likewise.
9695 * builtins.c: Update all calls to pedwarn.
9696 * c-lex.c: Likewise.
9697 * toplev.c: Likewise.
9698 * c-tree.h: Likewise.
9699 * c-decl.c: Likewise.
9700 * c-errors.c: Likewise.
9701 * c-typeck.c: Likewise.
9702 * c-common.c: Likewise.
9703 * c-parser.c: Likewise.
9705 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9708 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9709 with MODE_VECTOR_INT mode.
9711 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9714 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9715 initialized outside the current module.
9716 (warn_uninitialized_var): Ignore left-hand side when walking the
9717 trees. Ignore address expressions. Examine VUSE operands in gimple
9718 statements with a variable declaration on the right-hand side.
9720 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9723 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9725 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9728 * c-common.c (conversion_warning): Do not warn if applying bit-and
9729 operator to unsigned constant that fits in the target type.
9731 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9734 * c-common.c (conversion_warning): Do not warn for artificial
9737 2008-08-20 Richard Guenther <rguenther@suse.de>
9739 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9740 (extract_range_from_binary_expr): Fall back to constant propagation.
9741 (extract_range_from_unary_expr): Likewise.
9743 2008-08-20 Richard Guenther <rguenther@suse.de>
9745 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9746 with TREE_THIS_VOLATILE on shared nodes.
9747 (fold_stmt_r): Likewise.
9749 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9752 * c-parser.c (c_parser_attributes): For keywords use canonical
9753 spelling for attr_name.
9755 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9757 * value-prof.c (check_counter): Revert wrong call to error.
9759 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9761 * profile.c: Update calls to inform.
9762 * value-prof.c: Update calls to inform.
9764 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9766 * diagnostic.c (inform): Add an explicit location_t parameter.
9767 * toplev.h (inform): Update declaration.
9768 * builtins.c: Update all calls to inform.
9769 * c-common.c: Likewise.
9770 * c-decl.c: Likewise.
9771 * c-opts.c: Likewise.
9772 * c-pch.c: Likewise.
9773 * c-pragma.c: Likewise.
9774 * c-typeck.c: Likewise.
9775 * coverage.c: Likewise.
9777 * toplev.c: Likewise.
9778 * tree-cfg.c: Likewise.
9779 * tree-ssa.c: Likewise.
9781 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9784 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9785 V2DI mode, for SSE4.1, use movq instead of vector set if the
9786 second element is zero and inter-unit moves are OK.
9788 2008-08-20 Richard Guenther <rguenther@suse.de>
9790 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9791 properly handle conversion/copy chains after tuplification.
9793 2008-08-20 Richard Guenther <rguenther@suse.de>
9795 * passes.c (init_optimization_passes): Move the second
9796 forwprop pass before alias computation. Remove the second
9797 DCE pass. Remove the first dominator and phi copy/const
9800 2008-08-20 Nick Clifton <nickc@redhat.com>
9802 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9803 support of this feature. Do not assume that a sufficiently new
9804 assembler will support the feature regardless of the target type.
9805 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9806 * configure: Regenerate.
9808 2008-08-20 Richard Guenther <rguenther@suse.de>
9810 * tree-vrp.c (found_in_subgraph): Remove.
9811 (live): New global static.
9812 (live_on_edge): New function.
9813 (blocks_visited): Remove.
9814 (register_edge_assert_for_2): Use live_on_edge.
9815 (find_conditional_asserts): Remove code dealing with
9816 found_in_subgraph. Do not walk the CFG.
9817 (find_switch_asserts): Likewise.
9818 (find_assert_locations_1): Renamed from find_assert_locations.
9819 Move finding assert locations for conditional and switch
9820 statements first. Update live bitmap. Do not walk the CFG.
9821 (find_assert_locations): New function.
9822 (insert_range_assertions): Remove entry of CFG walk.
9823 Adjust call to find_assert_locations.
9824 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
9825 that only can appear because of fake exit edges but assert we
9826 never try to insert on those.
9827 (fini_pre): Do not remove fake exit edges here...
9828 (execute_pre): ...but here, before committing edge inserts.
9830 2008-08-19 Richard Guenther <rguenther@suse.de>
9832 * passes.c (init_optimization_passes): Exchange store-ccp
9835 2008-08-19 Rafael Espíndola <espindola@google.com>
9837 * varasm.c (weak_decls): Move earlier in the file.
9838 (assemble_external): Add weak decls to the weak_decls list.
9839 (declare_weak): Don't add decls to the weak_decls list.
9841 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
9844 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
9845 before (sse2_shufpd_<mode>).
9847 2008-08-19 Jakub Jelinek <jakub@redhat.com>
9850 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
9851 * tree.c (block_nonartificial_location): Likewise.
9853 2008-08-19 Richard Guenther <rguenther@suse.de>
9855 PR tree-optimization/35972
9856 PR tree-optimization/23094
9857 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
9859 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
9860 handle MISALIGNED_INDIRECT_REF.
9861 (get_ref_from_reference_ops): New helper.
9862 (vn_reference_lookup_pieces): Walk the use-def chain using the
9863 alias-oracle if requested.
9864 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
9865 walking the use-def chain.
9866 (compute_avail): But not here.
9867 (create_component_ref_by_pieces_1): Properly handle
9868 MISALIGNED_INDIRECT_REF.
9869 (do_regular_insertion): Handle fully redundant
9870 expressions after PHI-translation also for SSA_NAME values, not
9871 only constants. Correctly use edoubleprime for that.
9873 2008-08-19 Ira Rosen <irar@il.ibm.com>
9875 * tree-vectorizer.c (supportable_widening_operation): Support
9876 multi-step conversion, return the number of steps in such conversion
9877 and the required intermediate types.
9878 (supportable_narrowing_operation): Likewise.
9879 * tree-vectorizer.h (vect_pow2): New function.
9880 (supportable_widening_operation): Change argument types.
9881 (supportable_narrowing_operation): Likewise.
9882 (vectorizable_type_promotion): Add an argument.
9883 (vectorizable_type_demotion): Likewise.
9884 * tree-vect-analyze.c (vect_analyze_operations): Call
9885 vectorizable_type_promotion and vectorizable_type_demotion with
9886 additional argument.
9887 (vect_get_and_check_slp_defs): Detect patterns.
9888 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
9890 (vect_analyze_slp_instance): Don't fail in case of multiple types.
9891 Call vect_build_slp_tree with correct arguments. Calculate unrolling
9892 factor according to the smallest type in the loop.
9893 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
9894 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
9895 supportable_widening_operation with correct arguments.
9896 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
9897 operands lists according to the number of vector statements in left
9898 or right node, if exists.
9899 (vect_gen_widened_results_half): Remove unused argument.
9900 (vectorizable_conversion): Call supportable_widening_operation,
9901 supportable_narrowing_operation, and vect_gen_widened_results_half
9902 with correct arguments.
9903 (vectorizable_assignment): Change documentation, support multiple
9905 (vectorizable_operation): Likewise.
9906 (vect_get_loop_based_defs): New function.
9907 (vect_create_vectorized_demotion_stmts): Likewise.
9908 (vectorizable_type_demotion): Support loop-aware SLP and general
9909 multi-step conversion. Call vect_get_loop_based_defs and
9910 vect_create_vectorized_demotion_stmts for transformation.
9911 (vect_create_vectorized_promotion_stmts): New function.
9912 (vectorizable_type_promotion): Support loop-aware SLP and general
9913 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9915 (vectorizable_store): Change documentation, support multiple
9917 (vectorizable_load): Likewise.
9918 (vect_transform_stmt): Pass SLP_NODE to
9919 vectorizable_type_promotion and vectorizable_type_demotion.
9920 (vect_schedule_slp_instance): Move here the calculation of number
9921 of vectorized statements for each node from...
9922 (vect_schedule_slp): ... here.
9923 (vect_transform_loop): Call vect_schedule_slp without the last
9926 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9929 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9930 to == in assert statement.
9931 (vectorizable_reduction): Fix typo.
9933 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9936 * value-prof.c (check_counter): Dereference pointer to overall
9937 count when printing it.
9939 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9941 * profile.h: Really add it.
9943 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9945 * mcf.c: Really add it.
9947 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9948 Vinodha Ramasamy <vinodha@google.com>
9950 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9952 * value-prof.c (check_counter): Fix the counter if
9953 flag_profile_correction is true.
9954 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9955 tree_mod_subtract_transform):
9956 Follow check_counter parameter change.
9957 * common.opt (fprofile-correction): New option.
9959 * profile.h: Likewise.
9960 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9961 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9962 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9964 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9965 flag_profile_correction is set.
9967 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9969 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9971 2008-08-18 Tomas Bily <tbily@suse.cz>
9973 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9974 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9976 * tree-data-ref.c (split_constant_offset_1): Likewise.
9977 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9978 * tree-sra.c (sra_walk_expr): Likewise.
9979 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9980 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9981 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9982 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9984 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9985 * tree-vect-transform.c (vectorizable_type_demotion)
9986 (vectorizable_type_promotion): Likewise.
9987 * tree-inline.c (expand_call_inline):
9988 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9989 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9990 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9991 * expr.c (expand_expr_real_1): Likewise.
9992 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9993 (gimple_assign_unary_useless_conversion_p): Likewise.
9994 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9995 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9996 * fold-const.c (fold_unary): Likewise.
9997 * tree.h (CONVERT_EXPR_P): Likewise.
9998 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9999 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10001 (register_edge_assert_for_2, extract_range_from_unary_expr)
10002 (register_edge_assert_for_1): Likewise.
10004 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10006 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
10007 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
10008 (enum real_value_const): Delete.
10009 (get_real_const): Delete.
10010 * real.c (get_real_const): Delete.
10011 (dconst_e_ptr): Define.
10012 (dconst_third_ptr): Define.
10013 (dconst_sqrt2_ptr): Define.
10014 * builtins.c: Update all callers.
10016 2008-08-18 Richard Guenther <rguenther@suse.de>
10018 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
10019 statement iterator after statement removal.
10021 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
10023 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
10024 (detect_processor_freebsd): Likewise.
10025 (host_detect_local_cpu): Call newly added functions for FreeBSD.
10027 2008-08-18 Richard Guenther <rguenther@suse.de>
10029 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
10030 and loads have the correct types.
10032 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10035 * c-opts.c (cpp_opts): Remove static.
10036 * c-parser.c (cpp_opts): Declare it extern.
10037 (disable_extension_diagnostics): Handle cpp options.
10038 (enable_extension_diagnostics): Likewise.
10040 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10042 * diagnostics.c (permerror_at): Rename as permerror.
10043 (permerror): Delete.
10044 * toplev.h: Likewise.
10046 2008-08-18 Richard Guenther <rguenther@suse.de>
10048 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
10049 sdse1 and addressables2 passes. Replace dce1 with cddce1.
10050 Move call_cdce before build_alias. Move copyrename2,
10051 cunrolli and ccp2 beafore build_alias. Re-add addressable2
10052 right after final inlining.
10053 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
10054 (pass_build_cfg): But instead via TODO_dump_func.
10056 2008-08-18 Richard Guenther <rguenther@suse.de>
10058 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
10060 (scalarize_init): If we failed to generate some initializers
10061 do not generate zeros for not instantiated members. Instead
10062 rely on the copy out.
10063 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
10064 about missing flow-sensitive alias info only if we have
10067 2008-08-17 Nick Clifton <nickc@redhat.com>
10069 * doc/extend.texi (Function Attributes): Fix typo in description
10070 if hot function attribute.
10072 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
10073 Richard Sandiford <rdsandiford@googlemail.com>
10075 * doc/install.texi (--with-mips-plt): Document.
10076 * doc/invoke.texi (-mplt, -mno-plt): Document.
10077 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
10078 and handle ${with_mips_plt}.
10079 * config/mips/mips.opt (mplt): New option.
10080 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
10081 (TARGET_ABICALLS_PIC2): Likewise.
10082 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
10083 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
10084 (ASM_SPEC): Use !mabi=* instead of !mabi*.
10085 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
10086 to decide whether to output ".option picX" directives.
10087 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
10088 Pass -call_nonpic rather than -KPIC for -mplt.
10089 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
10090 on the command line. Also remove it when -mabi=64 is used without
10092 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
10093 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
10094 TARGET_ABICALLS_PIC0.
10095 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
10097 (mips16_build_function_stub): Only output ".option pic" directives
10098 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
10099 (mips16_build_call_stub): Fix comment and remove redundant
10100 ".set at"/"set .noat" directives.
10101 (mips_function_rodata_section): Use the default behaviour for
10102 TARGET_ABSOLUTE_ABICALLS.
10103 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
10104 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
10105 (mips_restore_gp): Do nothing if the current function doesn't use
10107 (mips_expand_prologue): Only save $gp if the current function uses it.
10108 Use a normal move for TARGET_ABICALLS_PIC0.
10109 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
10111 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
10113 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
10114 of function when handling GLOBAL_POINTER_REGNUM.
10116 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
10119 * common.opt (-fstack-check): Do not declare the variable here.
10120 (-fstack-check=): New option variant.
10121 * doc/invoke.texi (Code Gen Options): Document it.
10122 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
10123 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
10124 (STACK_CHECK_STATIC_BUILTIN): New macro.
10125 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
10126 * opts.c: Include expr.h.
10127 (common_handle_option) <OPT_fold_stack_check_>: New case.
10128 <OPT_fstack_check>: Likewise.
10129 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
10130 consistently in the test for variable-sized types. Adjust for
10131 new behaviour of flag_stack_check.
10132 * explow.c: Include except.h.
10133 (allocate_dynamic_stack_space): Do not take into account
10134 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
10135 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
10136 for variable-sized parameters. Treat all parameters whose size is
10137 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
10138 stack checking is enabled.
10139 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
10140 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
10141 if generic stack checking is enabled.
10142 (expand_function_end): Adjust for new behaviour of flag_stack_check.
10143 * reload1.c (reload): Likewise.
10144 * stmt.c (expand_decl): Assert that all automatic variables have
10145 fixed size at this point and remove dead code.
10146 * flags.h (stack_check_type): New enumeration type.
10147 (flag_stack_check): Declare.
10148 * toplev.c (flag_stack_check): New global variable.
10149 * Makefile.in (opts.o): Add dependency on EXPR_H.
10150 (explow.o): Add dependency on except.h.
10152 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
10154 * config/avr/avr.c (avr_override_options): Reduce value of
10155 PARAM_INLINE_CALL_COST.
10157 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
10159 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
10160 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10161 lieu of TYPE_MODE (type) throughout.
10163 2008-08-15 Joseph Myers <joseph@codesourcery.com>
10165 * config/arm/arm.c (add_minipool_backward_ref): Check for
10166 8-byte-aligned entries in second case of forcing insertion after a
10167 particular entry. Change third case to avoid inserting
10168 non-8-byte-aligned entries before 8-byte-aligned ones.
10170 2008-08-15 Richard Guenther <rguenther@suse.de>
10172 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
10173 strip components for unknown size accesses.
10175 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
10177 * config/s390/2097.md New file.
10178 * config/s390/s390.md ("z10prop" attribute): Define none,
10179 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
10180 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
10181 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
10182 possible values and apply them to insns as appropriate.
10183 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
10184 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
10185 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
10186 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10187 ("bfp" mode attribute): Removed. Every occurence replaced
10189 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10190 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10193 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10196 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10199 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10201 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10202 additional argument. Support reduction when duplication is needed due
10203 to data-types of different sizes in the loop.
10204 (get_initial_def_for_induction): Fix printout.
10205 (vect_get_vec_def_for_stmt_copy): Support case where the
10206 vec_stmt_for_operand is a phi node.
10207 (vectorizable_reduction): Support reduction when duplication is needed
10208 due to data-types of different sizes in the loop.
10209 (vectorizable_call): Remove restriction to not vectorize in case we
10210 have data-types of different sizes in the loop.
10211 (vectorizable_conversion): Likewise.
10212 (vectorizable_operation): Likewise.
10213 (vectorizable_type_demotion): Likewise.
10214 (vectorizable_type_promotion): Likewise.
10215 (vectorizable_induction): Add restriction to not vectorize in case
10216 we have data-types of different sizes in the loop.
10218 2008-08-14 Christophe Saout <christophe@saout.de>
10219 Uros Bizjak <ubizjak@gmail.com>
10222 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10223 (*vec_concatv2di_rex64_sse4_1): Ditto.
10224 (*vec_concatv2di_rex64_sse): Ditto.
10226 2008-08-14 Jakub Jelinek <jakub@redhat.com>
10228 PR middle-end/37103
10229 * fold-const.c (fold_widened_comparison): Do not allow
10230 sign changes that change the result even if shorter type
10231 is wider than arg1_unw's type.
10233 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
10235 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10236 Skip if the multilib testing specifies -march that does not
10237 agree with the one specified in the testcase.
10239 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10241 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10242 zero extend SImode values being converted to TFmode before passing
10245 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10247 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10248 __PPU__ when targeting the Cell/B.E. PPU processor.
10250 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10252 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10253 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10254 Rematerialize the static chain, if any.
10255 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10258 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10260 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10261 (new_loc_descr): Likewise.
10262 (add_loc_descr): Likewise.
10263 (size_of_loc_descr): Likewise.
10264 (size_of_locs): Likewise.
10265 (output_loc_operands): Likewise.
10266 (output_loc_sequence): Likewise.
10267 (new_reg_loc_descr): New.
10268 (build_cfa_loc): Use it.
10269 (build_cfa_aligned_loc): Likewise.
10270 (one_reg_loc_descriptor): Likewise.
10271 (based_loc_descr): Likewise.
10273 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10276 * doc/invoke.texi (Wmain): Update.
10277 * c-decl.c (start_decl): warn_main is only 0 or 1.
10278 (start_function): Likewise. Fix formatting.
10279 (finish_function): Delete redundant warning.
10280 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10281 * c-opts (c_common_handle_option): -Wall only has effect if
10282 warn_main is uninitialized. OPT_Wmain is automatically
10283 handled. -pedantic also enables Wmain.
10284 (c_common_post_options): Handle all logic for Wmain here.
10285 * c-common.c (warn_main): Delete.
10286 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10287 * c-common.h (warn_main): Delete.
10289 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10291 PR middle-end/36701
10292 * expr.c (emit_group_store): Allocate stack temp with the
10293 largest alignment when copying from register to stack.
10295 2008-08-13 Richard Guenther <rguenther@suse.de>
10297 * tree.h (maybe_fold_offset_to_address): Declare.
10298 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10299 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10300 Likewise for POINTER_PLUS_EXPR.
10301 (maybe_fold_offset_to_reference): Enable disabled code.
10302 (maybe_fold_offset_to_address): New function.
10303 (fold_stmt_r): Use it.
10304 (fold_gimple_assign): Likewise.
10305 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10306 (gimplify_expr): Likewise.
10308 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10310 * toplev.h (pedwarn_at): Fix declaration.
10312 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10314 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10315 LINK_SPEC): Use %R in -Y P argument.
10317 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10320 * diagnostic.c (pedwarn_at): New.
10321 * toplev.h (pedwarn_at): Declare.
10322 * c-tree.h (build_enumerator): Update declaration.
10323 * c-decl.c (finish_enum): Update comment.
10324 (build_enumerator): Take a location parameter. Give a pedwarn but do
10325 not perform any conversion.
10326 * c-parser.c (c_parser_enum_specifier): Set correct location for
10329 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10332 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10333 expressions except for conversions to signed:1 bitfields. Handle
10334 COND_EXPR with constant operands.
10336 2008-08-13 Richard Guenther <rguenther@suse.de>
10338 PR tree-optimization/15255
10339 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10340 (struct oecount_s): New struct and VEC types.
10341 (cvec): New global.
10342 (oecount_hash): New function.
10343 (oecount_eq): Likewise.
10344 (oecount_cmp): Likewise.
10345 (zero_one_operation): New function.
10346 (build_and_add_sum): Likewise.
10347 (undistribute_ops_list): Perform un-distribution of multiplication
10348 and division on the chain of summands.
10349 (should_break_up_subtract): Also break up subtracts for factors.
10350 (reassociate_bb): Delete dead visited statements.
10351 Call undistribute_ops_list. Re-sort and optimize if it did something.
10352 * passes.c (init_optimization_passes): Move DSE before
10354 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10357 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10359 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10361 * doc/invoke.texi: Revert unintended checkin.
10363 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10366 * gcc.c (include_spec_function): Tweak call to find_a_file.
10368 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10370 PR middle-end/37014
10371 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10372 and TRUTH_ORIF_EXPR.
10373 * dojump.c (do_jump): Likewise.
10375 PR tree-optimization/37084
10376 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10377 if id->regimplify, don't assume stmt is a cast assignment.
10379 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10381 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10383 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10386 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10389 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10391 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10392 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10394 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10395 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10396 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10397 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10398 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10400 * doc/tm.texi (Storage Layout): Remove documentation for
10401 TARGET_FLOAT_FORMAT.
10403 * simplify-rtx.c (simplify_binary_operation_1): Replace
10404 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10406 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10408 * real.h (struct real_format): New member has_sign_dependent_rounding.
10409 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10410 spu_single_format, ieee_double_format, mips_double_format,
10411 motorola_double_format, ieee_extended_motorola_format,
10412 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10413 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10414 mips_extended_format, ieee_quad_format, mips_quad_format,
10415 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10416 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10418 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10419 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10420 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10421 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10422 (ROUND_TOWARDS_ZERO): Likewise.
10424 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10425 (FLOAT_MODE_FORMAT): New macro.
10426 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10427 (MODE_COMPOSITE_P): ... this new macro.
10428 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10429 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10430 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10432 * flags.h: Include "real.h".
10434 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10435 REAL_MODE_FORMAT_COMPOSITE_P.
10436 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10438 * doc/tm.texi (Storage Layout): Remove documentation of
10439 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10440 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10441 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10442 they only apply to libgcc2.a.
10444 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10446 * config/spu/float_disf.c: New file.
10447 * config/spu/float_unsdisf.c: New file.
10448 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10449 (LIB2FUNCS_EXCLUDE): Define.
10451 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10452 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10454 * real.h (struct real_format): New member round_towards_zero.
10455 * real.c (round_for_format): Respect fmt->round_towards_zero.
10456 (ieee_single_format, mips_single_format, motorola_single_format,
10457 spu_single_format, ieee_double_format, mips_double_format,
10458 motorola_double_format, ieee_extended_motorola_format,
10459 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10460 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10461 mips_extended_format, ieee_quad_format, mips_quad_format,
10462 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10463 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10465 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10466 real_format to choose rounding mode when calling MPFR functions.
10467 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10468 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10470 * real.h (real_to_decimal_for_mode): Add prototype.
10471 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10472 Respect target rounding mode when generating decimal representation.
10473 (real_to_decimal): New stub for backwards compatibility.
10474 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10475 real_to_decimal_for_mode instead of real_to_decimal.
10477 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10479 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10480 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10482 * real.c (spu_single_format): New variable.
10483 * real.h (spu_single_format): Declare.
10485 * config/spu/spu.c (spu_override_options): Install SFmode format.
10486 (spu_split_immediate): Use integer mode to operate on pieces of
10487 floating-point values in all cases.
10489 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10490 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10491 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10493 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10495 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10497 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10499 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10501 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10504 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10505 on the VAR_DECL instead of TYPE_READONLY on its type.
10507 2008-08-12 Ira Rosen <irar@il.ibm.com>
10509 * tree-vectorizer.c: Depend on langhooks.h.
10510 (supportable_widening_operation): Add two arguments. Support double
10512 (supportable_narrowing_operation): Likewise.
10513 * tree-vectorizer.h (supportable_widening_operation): Add two
10515 (supportable_narrowing_operation): Likewise.
10516 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
10517 supportable_widening_operation with correct arguments.
10518 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10519 (vectorizable_type_demotion): Support double type conversions.
10520 (vectorizable_type_promotion): Likewise.
10521 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10523 2008-08-11 Michael Matz <matz@suse.de>
10525 * i386/i386.c (override_options): Move initialisation from
10526 flag_schedule_insns_after_reload to here from ...
10527 (optimization_options): ... here.
10529 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10531 PR rtl-optimization/36998
10532 * dwarf2out.c (compute_barrier_args_size_1,
10533 compute_barrier_args_size): Temporarily remove assertions.
10535 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10537 PR middle-end/20644
10538 * tree-ssa.c (struct walk_data): Add new flag
10539 warn_possibly_uninitialized.
10540 (warn_uninitialized_var): Use it.
10541 (warn_uninitialized_vars): New.
10542 (execute_early_warn_uninitialized): Call it.
10543 (execute_late_warn_uninitialized): Likewise.
10545 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10547 PR middle-end/36238
10548 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10549 for memory subregs.
10551 2008-08-09 Jan Hubicka <jh@suse.cz>
10554 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10556 (expand_fix): Be prepared for expansion to fail.
10557 (expand_sfix_optab): Remove instructions if expansion failed.
10559 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10561 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10562 avr31 architecture.
10563 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10564 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10566 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10568 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10569 mips/t-libgcc-mips16 to tmake_file.
10570 * config/mips/mips-protos.h (mips_call_type): New enum.
10571 (mips_pic_base_register, mips_got_load): Declare.
10572 (mips_restore_gp): Take an rtx argument.
10573 (mips_use_pic_fn_addr_reg_p): Declare.
10574 (mips_expand_call): Replace the sibcall_p argument with
10575 a mips_call_type argument. Add a lazy_p parameter.
10576 (mips_split_call): Declare.
10577 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10578 (MIPS16_PIC_TEMP): Likewise.
10579 (reg_class): Delete M16_NA_REGS.
10580 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10581 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10582 (mips_split_hi_p): Declare.
10583 * config/mips/mips.c (mips_split_hi_p): New array.
10584 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10585 (mips_got_symbol_type_p): New function.
10586 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10587 (mips16_stub_function_p): New function.
10588 (mips16_local_function_p): Likewise.
10589 (mips_use_pic_fn_addr_reg_p): Likewise.
10590 (mips_cannot_force_const_mem): Return false for HIGHs.
10591 Extend CONST_INT and symbolic handling to MIPS16, using
10592 mips_symbol_insns to check that the base symbol type is a
10593 legitimate constant. Reject GOT-based constants if
10594 TARGET_MIPS16_PCREL_LOADS.
10595 (mips_const_insns): Check targetm.cannot_force_const_mem when
10596 decomposing a symbolic base and a large offset.
10597 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10598 When calling a function that needs $25 from MIPS16 code,
10599 move the target address into $25 separately and add a USE
10601 (mips16_gp_pseudo_reg): Insert the initializer immediately
10602 before the first real insn.
10603 (mips_pic_base_register, mips_got_load): New functions.
10604 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10605 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10606 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10607 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10608 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10609 also passing NULL_RTX rather than const0_rtx as the aux argument.
10610 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10611 instead of TARGET_EXPLICIT_RELOCS.
10612 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10613 (mips_load_call_address): Replace the sibcall_p argument with
10614 a mips_call_type argument. Use mips_got_load.
10615 (mips16_local_alias): New structure.
10616 (mips16_local_aliases): New variable.
10617 (mips16_local_aliases_hash): New function.
10618 (mips16_local_aliases_eq): Likewise.
10619 (mips16_local_alias): Likewise.
10620 (mips16_stub_function): Likewise.
10621 (mips16_build_function_stub): Create a local alias for the target
10622 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10623 .cpload directive and an R_MIPS_NONE relocation for the target
10624 function, then load the alias rather than the function itself.
10625 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10626 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10627 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10628 (mips16_build_call_stub): Replace the FN parameter with an
10629 FN_PTR parameter. Force the address into a register if it
10630 isn't a call_insn_operand; don't rely on the caller to do this.
10631 If a call to a locally-defined and locally-binding MIPS16
10632 function must be made indirectly, redirect the call to the
10633 function's local alias. Use mips16_stub_function_p,
10634 mips16_stub_function, mips_expand_call and use_reg.
10635 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10636 Use explicit %hi and %lo accesses where possible.
10637 Use MIPS_CALL to generate the correct code form of a
10638 jal instruction. Add clobbers of $18 instead of uses.
10639 Update the call to mips_emit_call_insn.
10640 (mips_expand_call): Replace the SIBCALL_P argument with a
10641 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10642 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10643 allowing it to modify the call address. Update the calls to
10644 mips_load_call_address and mips_emit_call_insn.
10645 (mips_split_call): New function.
10646 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10647 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10648 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10649 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10650 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10652 (mips_cprestore_slot): New function.
10653 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10654 and use mips_cprestore_slot.
10655 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10657 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10658 then use a copygp_mips16 instruction to set up $28.
10659 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10660 (mips16_lay_out_constants): Call split_all_insns_noflow.
10661 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10662 false if TARGET_MIPS16.
10663 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10664 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10665 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10666 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10667 MIPS16 code. Allow MIPS16 o32 PIC.
10668 (mips_override_options): Allow MIPS16 o32 PIC.
10669 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10670 after reload if TARGET_USE_GOT.
10671 (UNSPEC_COPYGP): New constant.
10672 (length): Use a default length of 8 for MIPS16 GOT loads.
10673 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10674 (*got_page<mode>): Check mips_split_hi_p.
10675 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10676 (unspec_got<mode>, unspec_call<mode>): New expanders.
10677 (load_got<mode>, load_call<mode>): Remove the length attributes.
10678 Use a got attribute instead of a type attribute.
10679 (copygp_mips16): New insn.
10680 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10681 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10682 (sibcall, sibcall_value, call, call_value): Update the calls
10683 to mips_expand_call.
10684 (call_internal, call_value_internal): Use mips_split_call.
10685 (call_value_multiple_internal): Likewise.
10686 (call_split): Move after call_internal (the insn it is split from).
10687 (call_internal_direct, call_value_internal_direct): Turn into
10688 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10689 (call_direct_split, call_value_direct_split): New patterns.
10690 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10691 and use M16_REGS instead of M16_NA_REGS.
10692 * config/mips/predicates.md (const_call_insn_operand): Replace
10693 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10694 mips_use_pic_fn_addr_reg_p check.
10695 (move_operand): Reject HIGHs if mips_split_hi_p.
10696 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10697 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10698 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10699 * config/mips/libgcc-mips16.ver: New file.
10700 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10701 $(srcdir)/config/mips/libgcc-mips16.ver.
10703 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10705 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10707 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10708 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10709 (mips16_cfun_returns_in_fpr_p): Likewise.
10711 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10713 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10714 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10715 rather than 4 to PC.
10717 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10719 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10720 (FUNCTION_PROFILER): Save the static chain pointer into $2
10721 beforehand and restore it aftewards.
10722 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10723 address directly into $25 and call the function through $25;
10724 do not clobber $3. Pad the DImode version to cover the space
10725 left by the deleted $25 <- $3 move.
10726 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10727 the removal of the $25 <- $3 move.
10728 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10729 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10731 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10732 Daniel Jacobowitz <dan@codesourcery.com>
10734 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10735 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10736 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10737 * config/mips/mips.c (mips_start_function_definition): New function.
10738 (mips_end_function_definition): Likewise.
10739 (mips_output_function_prologue): Use mips_start_function_definition.
10740 (mips_output_function_epilogue): Use mips_end_function_definition.
10741 (build_mips16_function_stub): Use mips_start_function_definition
10742 and mips_end_function_definition.
10743 (build_mips16_call_stub): Likewise.
10745 2008-08-09 Richard Guenther <rguenther@suse.de>
10747 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10748 * gimple.h (gimple_call_fn): Adjust comment.
10749 (gimple_call_set_fndecl): New function.
10750 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10751 longer having bare FUNCTION_DECL operand.
10752 (gimple_call_return_type): Likewise.
10753 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10755 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10756 (gimple_mod_pow2): Likewise.
10757 (gimple_mod_subtract): Likewise.
10758 (gimple_ic): Likewise.
10759 (gimple_stringop_fixed_value): Likewise.
10760 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10761 longer having bare FUNCTION_DECL operand.
10762 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10763 * omp-low.c (optimize_omp_library_calls): Likewise.
10764 * cgraphunit.c (update_call_expr): Likewise.
10765 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10766 (execute_convert_to_rsqrt): Likewise.
10767 * cfgexpand.c (gimple_to_tree): Simplify.
10768 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10769 bare FUNCTION_DECL operand.
10770 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10771 (convert_gimple_call): Use gimple_call_fndecl.
10772 * c-common.c (c_warn_unused_result): Likewise.
10774 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10777 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10778 (c_finish_return): Likewise.
10779 (c_start_case): Likewise.
10780 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10781 * c-parser.c (c_parser_condition): New. Call
10782 verify_sequence_points.
10783 (c_parser_paren_condition): Call c_parser_condition.
10784 (c_parser_for_statement): Call c_parser_condition.
10786 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10789 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10790 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10791 Moved from diagnostic.h
10792 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10794 (emit_diagnostic): New.
10795 (warning0, pedwarn0): Delete.
10796 (warning, warning_at, pedwarn, permerror): Return bool.
10797 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10798 Moved to diagnostic.c.
10799 (struct diagnostic_context): Use correct type for
10800 classify_diagnostic.
10801 (diagnostic_report_diagnostic): Update declaration.
10802 (emit_diagnostic): Declare.
10803 * errors.c (warning): Return bool.
10804 * errors.h (warning): Update declaration.
10805 * toplev.h (warning0, pedwarn0): Delete.
10806 (warning, warning_at, pedwarn, permerror): Return bool.
10807 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
10808 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
10809 inform. Update all calls.
10810 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10811 before giving informative note.
10812 (implicit_decl_warning): Likewise.
10813 * c-typeck.c (build_function_call): Likewise.
10814 * tree-sssa.c (warn_uninit): Likewise.
10815 * builtins.c (gimplify_va_arg_expr): Likewise.
10817 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10820 * doc/invoke.texi (-Wextra): Move warning from here...
10821 (-Wuninitialized): ... to here.
10823 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10826 * flags.h (set_Wunused): Delete
10827 * toplev.c (process_options): Handle Wunused flags here.
10828 * opts.c (maybe_warn_unused_parameter): Delete.
10829 (common_handle_option): Replace set_Wunused by warn_unused.
10830 (set_Wextra): Do not handle Wunused-parameter here.
10831 (set_Wunused): Delete.
10832 * c-opts.c (c_common_handle_option): Replace set_Wunused by
10834 * common.opt (Wunused): Add Var and Init.
10835 (Wunused-function): Likewise.
10836 (Wunused-label): Likewise.
10837 (Wunused-parameter): Likewise.
10838 (Wunused-value): Likewise.
10839 (Wunused-variable): Likewise.
10841 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
10843 * doc/invoke.texi: Add cpu_type power7.
10844 * config.in (HAVE_AS_VSX): New.
10845 * config.gcc: Add cpu_type power7.
10846 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
10848 * configure: Regenerate.
10849 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
10851 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
10852 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
10853 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
10855 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
10857 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
10858 type to vectorize.builtin_conversion.
10859 (vectorizable_conversion): Likewise.
10860 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
10861 integral type as input.
10862 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
10864 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
10865 and ALTIVEC_BUILTIN_VCTSXS.
10866 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
10869 2008-08-08 Richard Guenther <rguenther@suse.de>
10871 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
10872 (surely_varying_stmt_p): Calls are varying only if they are
10873 non-builtin and not indirect or have no result.
10874 (ccp_fold): Re-instantiate code before the tuples merge.
10876 2008-08-08 Richard Guenther <rguenther@suse.de>
10878 PR tree-optimization/37056
10879 * gimple.h (gimple_assign_rhs_class): New helper function.
10880 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
10881 unary operations properly.
10883 2008-08-07 Jan Hubicka <jh@suse.cz>
10885 * i386.h (ix86_size_cost): Declare.
10886 (ix86_cur_cost): New function macro.
10887 * i386.md (peepholes expanding size and splitters): Predicate by
10888 optimize_insn_for_speed_p.
10889 (peepholes reduce size and splitters): Predicate by
10890 optimize_insn_for_size_p.
10891 * i386.c (ix86_size_cost): Rename from ...
10892 (size_cost): This one.
10893 (override_options): Update.
10894 (decide_alg): Likewise.
10895 (ix86_expand_clear): Use RTL profile.
10896 (ix86_pad_returns): Use RTL profile.
10898 2008-08-07 Jan Hubicka <jh@suse.cz>
10900 * recog.c (split_all_insns): Set RTL profile
10901 (peephole2_optimize): Likewise.
10902 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10903 * combine.c (combine_instructions): Likewise.
10905 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10907 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10909 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10911 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10912 value in a6 after the set_frame_ptr insn.
10914 2008-08-07 Richard Henderson <rth@redhat.com>
10917 * gcc.c (cpp_options): Pass along -g*.
10919 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10921 * config/arm/arm.c (output_move_neon): Update comment describing
10922 big-endian vector layout.
10923 (arm_assemble_integer): Do not handle big-endian NEON vectors
10925 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10926 neon_vget_lane<mode>_sext_internal,
10927 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10928 element indices for big-endian.
10930 2008-08-07 Richard Henderson <rth@redhat.com>
10932 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10933 * configure, config.in: Rebuild.
10934 * debug.h (dwarf2out_do_cfi_asm): Declare.
10935 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10936 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10937 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10938 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10940 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10942 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10943 movv2si_internal): Combine into mov<mode>_internal.
10944 (movv2si_internal_2): Remove.
10946 2008-08-07 Jan Hubicka <jh@suse.cz>
10949 * i386.md (single stringop patterns): Enable unconditionally.
10951 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10954 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10956 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10957 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10959 * config/i386/sse.md (sse2_movq128): New.
10961 * doc/extend.texi: Document __builtin_ia32_movq128.
10963 2008-08-07 Richard Guenther <rguenther@suse.de>
10965 PR middle-end/37042
10966 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10967 pointers can access anything.
10969 2008-08-06 Jan Hubicka <jh@suse.cz>
10971 * optabs.c (emit_unop_insn): Break out to ...
10972 (maybe_emit_unop_insn): ... this one.
10973 (expand_sfix_optab): Use maybe variant.
10974 * optabs.h (maybe_emit_unop_insn): Declare.
10976 * i386.md (mov0 patterns): Enable by default.
10977 (FP conversion expanders): Disable expansion of code expanding
10978 sequences when instruction should be optimized for size.
10979 (single strinop patterns): Enable when optimizing for size.
10980 (string expanders): Disable expanding of code expanding sequences
10981 when optimizning instruction for size.
10982 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10984 (ix86_fp_comparison_sahf_cost): Likewise.
10985 (ix86_expand_branch): Likewise.
10986 (ix86_expand_ashl_const): Likewise.
10987 (ix86_split_ashl): Likewise.
10988 (ix86_expand_strlen): Likewise.
10989 (ix86_emit_fp_unordered_jump): Likewie.
10991 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10993 * c-common.c: Fix typo.
10994 (c_common_reswords): Activate more C++ keyword warnings.
10996 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10998 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11001 * diagnostic.c (permerror_at): New.
11002 * toplev.h (permerror_at): Declare.
11004 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
11005 Ira Rosen <irar@il.ibm.com>
11007 * tree-vect-transform.c (vect_model_simple_cost): Return
11008 immediately if stmt is pure SLP.
11009 (vect_model_store_cost): Ditto.
11010 (vect_model_load_cost): Ditto.
11011 (vectorizable_store): Remove PURE_SLP check before call
11012 to vect_model_store_cost.
11013 (vect_model_store_cost): When checking whether stmt describe
11014 strided access, add a check that it is not slp_node.
11016 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11019 * c-common.c (warn_for_sign_compare): New. Handle separately the
11020 case that 'constant' is zero.
11021 * c-typeck.c (build_binary_op): Move code to c-common.c
11023 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11025 * config/alpha/alpha.c (alpha_preferred_reload_class,
11026 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
11027 alpha_output_mi_thunk_osf): Avoid C++ keywords.
11028 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
11029 * config/arm/arm.md: Likewise.
11030 * config/avr/avr-protos.h (preferred_reload_class,
11031 test_hard_reg_class, avr_simplify_comparison_p,
11032 out_shift_with_cnt, class_max_nregs): Likewise.
11033 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
11034 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
11035 preferred_reload_class, test_hard_reg_class): Likewise.
11036 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
11037 bfin_memory_move_cost, bfin_secondary_reload,
11038 bfin_output_mi_thunk): Likewise.
11039 * config/crx/crx.c (crx_secondary_reload_class,
11040 crx_memory_move_cost): Likewise.
11041 * config/frv/frv-protos.h (frv_secondary_reload_class,
11042 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
11043 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
11044 frv_secondary_reload_class, frv_class_likely_spilled_p,
11045 frv_class_max_nregs): Likewise.
11046 * config/h8300/h8300.c (h8300_classify_operand,
11047 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
11049 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
11050 * config/ia64/ia64.c (ia64_preferred_reload_class,
11051 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
11052 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
11053 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
11055 * config/m68hc11/m68hc11.c (preferred_reload_class,
11056 m68hc11_memory_move_cost): Likewise.
11057 * config/mcore/mcore.c (mcore_secondary_reload_class,
11058 mcore_reload_class): Likewise.
11059 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
11060 mips_class_max_nregs, mips_cannot_change_mode_class,
11061 mips_preferred_reload_class, mips_secondary_reload_class,
11062 mips_output_mi_thunk): Likewise.
11063 * config/mmix/mmix.c (mmix_preferred_reload_class,
11064 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
11066 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11068 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
11069 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
11070 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11071 * config/rs6000/rs6000.c (paired_expand_vector_init,
11072 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
11073 compare_section_name, rs6000_memory_move_cost): Likewise.
11074 * config/s390/s390.c (s390_emit_compare_and_swap,
11075 s390_preferred_reload_class, s390_secondary_reload,
11076 legitimize_pic_address, legitimize_tls_address,
11077 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
11078 s390_class_max_nregs): Likewise.
11079 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11080 * config/s390/s390.md: Likewise.
11081 * config/score/score-protos.h (score_secondary_reload_class,
11082 score_preferred_reload_class): Likewise.
11083 * config/score/score.c (score_preferred_reload_class,
11084 score_secondary_reload_class): Likewise.
11085 * config/score/score3.c (score3_output_mi_thunk,
11086 score3_preferred_reload_class, score3_secondary_reload_class,
11087 score3_hard_regno_mode_ok): Likewise.
11088 * config/score/score3.h (score3_preferred_reload_class,
11089 score3_secondary_reload_class): Likewise.
11090 * config/score/score7.c (score7_output_mi_thunk,
11091 score7_preferred_reload_class, score7_secondary_reload_class,
11092 score7_hard_regno_mode_ok): Likewise.
11093 * config/score/score7.h (score7_preferred_reload_class,
11094 score7_secondary_reload_class): Likewise.
11095 * config/sh/sh.c (prepare_move_operands, output_far_jump,
11096 output_branchy_insn, add_constant, gen_block_redirect,
11097 sh_insn_length_adjustment, sh_cannot_change_mode_class,
11098 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
11099 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11100 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
11101 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
11102 xstormy16_preferred_reload_class): Likewise.
11103 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
11104 xtensa_expand_atomic, override_options,
11105 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
11107 * reorg.c (try_merge_delay_insns): Likewise.
11108 * tree.c (merge_dllimport_decl_attributes): Likewise.
11110 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
11112 2008-08-06 Michael Matz <matz@suse.de>
11114 * Makefile.in (write_entries_to_file): Quote words.
11115 * gengtype.c: (read_input_line): Skip over leading white-space.
11117 2008-08-06 Marc Gauthier <marc@tensilica.com>
11119 * config.gcc: Match more processor names for Xtensa.
11120 * configure.ac: Likewise.
11121 * doc/install.texi (Specific): Likewise.
11122 * configure: Regenerate.
11124 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11126 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
11127 * calls.c (avoid_likely_spilled_reg): Likewise.
11128 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
11129 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
11130 * config/i386/i386.c (ix86_expand_special_args_builtin,
11131 ix86_secondary_reload): Likewise.
11132 * except.c (struct eh_region, gen_eh_region_catch,
11133 remove_unreachable_regions, duplicate_eh_regions,
11134 assign_filter_values, build_post_landing_pads,
11135 sjlj_find_directly_reachable_regions, remove_eh_handler,
11136 reachable_next_level, foreach_reachable_handler,
11137 can_throw_internal_1, can_throw_external_1,
11138 collect_one_action_chain): Likewise.
11139 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
11140 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
11141 * function.c (update_temp_slot_address, instantiate_new_reg,
11142 instantiate_virtual_regs_in_rtx,
11143 instantiate_virtual_regs_in_insn): Likewise.
11144 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
11145 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
11146 gimplify_cleanup_point_expr): Likewise.
11147 * ipa-cp.c (ipcp_lattice_changed): Likewise.
11148 * passes.c (next_pass_1): Likewise.
11149 * print-tree.c (print_node_brief, print_node): Likewise.
11150 * profile.c (branch_prob): Likewise.
11151 * tree-dump.c (dump_register): Likewise.
11152 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
11154 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
11155 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
11156 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
11157 copy_arguments_for_versioning, copy_static_chain): Likewise.
11158 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
11159 add_new_name_mapping, register_new_name_mapping): Likewise.
11160 * tree-mudflap.c (mf_xform_derefs): Likewise.
11161 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
11162 get_init_expr, combine_chains): Likewise.
11163 * tree-pretty-print.c (dump_generic_node): Likewise.
11164 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
11165 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
11166 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
11167 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
11169 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11171 PR middle-end/37010
11172 * calls.c (expand_call): Use the biggest preferred stack
11175 2008-08-06 Michael Matz <matz@suse.de>
11178 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
11179 for reused reload, instead of overwriting them.
11181 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11183 PR middle-end/37009
11184 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
11185 for incoming stack boundary.
11187 * function.c (assign_parm_find_entry_rtl): Update
11188 parm_stack_boundary.
11190 * function.h (rtl_data): Add parm_stack_boundary.
11192 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11193 parm_stack_boundary for incoming stack boundary.
11195 2008-08-06 Joseph Myers <joseph@codesourcery.com>
11197 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11198 for unrepresentable subregs or treat them as equal to other regs
11199 or subregs with the same register number.
11201 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
11203 PR middle-end/35432
11204 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11207 2008-08-06 Jan Hubicka <jh@suse.cz>
11209 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11210 frequencies might be hot.
11212 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11214 * reload.c (find_reloads): Force constants into literal pool
11215 also if they are wrapped in a SUBREG.
11217 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11220 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11221 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11222 Don't allow predicated instructions for data speculation.
11223 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11226 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11228 * haifa-sched.c (extend_global): Split to extend_global_data and
11229 extend_region_data. Update all uses.
11230 (extend_all): Rename to extend_block_data.
11232 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11234 * sched-rgn.c (new_ready): Check if instruction can be
11235 speculatively scheduled before attempting speculation.
11236 (debug_rgn_dependencies): Remove wrongful assert.
11238 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11240 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11242 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11244 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11245 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11246 va_size, and type_size.
11248 2008-08-04 Jason Merrill <jason@redhat.com>
11251 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11252 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11254 2008-08-05 Richard Henderson <rth@redhat.com>
11256 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11257 * configure: Rebuild.
11259 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11262 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11263 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11266 2008-08-05 Richard Henderson <rth@redhat.com>
11268 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11269 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11270 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11271 * common.opt (fdwarf2-cfi-asm): New.
11272 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11273 * config.in, configure: Rebuild.
11274 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11275 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11277 (dw2_force_const_mem): Externalize.
11278 * dwarf2asm.h: Update.
11279 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11280 generate a real label.
11281 (output_cfi_directive): New.
11282 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11283 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11284 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11286 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11287 (output_loc_operands_raw, output_loc_sequence_raw): New.
11288 (output_cfa_loc_raw): New.
11290 2008-08-05 Paul Brook <paul@codesourcery.com>
11292 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11293 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11294 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11295 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11296 * config/arm/arm.h (TARGET_VFPD32): Define.
11297 (TARGET_VFP3): Use TARGET_VFPD32.
11298 (fputype): Add FPUTYPE_VFP3D16.
11299 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11300 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11301 * config/arm/arm-cores.def: Add cortex-r4f.
11302 * config/arm/arm-tune.md: Regenerate.
11304 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11306 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11307 Reword some comments throughout the file.
11309 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11310 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11311 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11312 MFC_MIN_DMA_LIST_ELEMENTS.
11313 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11314 MFC_MAX_DMA_LIST_ELEMENTS.
11316 (MFC_START_ENABLE): Remove PPU-only define.
11317 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11318 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11320 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11321 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11322 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11323 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11324 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11325 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11326 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11328 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11329 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11330 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11331 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11333 (spu_read_machine_status): Fix typo.
11335 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11337 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11338 SUBREG of multi-word hard register.
11339 * config/spu/spu.c (valid_subreg): Likewise.
11340 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11342 2008-08-04 Richard Guenther <rguenther@suse.de>
11344 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11345 the candidate with the stripped base if that base is different
11346 from the original base even for offset zero.
11348 2008-08-04 Richard Guenther <rguenther@suse.de>
11350 PR middle-end/36691
11351 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11352 check for no_overflow.
11354 2008-08-04 Richard Guenther <rguenther@suse.de>
11356 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11358 2008-08-04 Paul Brook <paul@codesourcery.com>
11360 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11361 (arm_order_regs_for_local_alloc): New function.
11362 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11364 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11366 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11369 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11370 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11371 (ix86_expand_epilogue): Likewise.
11373 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11375 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11378 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11380 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11381 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11382 (*movv2sf_internal_rex64): Ditto.
11384 2008-08-03 Jan Hubicka <jh@suse.cz>
11386 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11387 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11388 * expmed.c (expand_smod_pow2): Likewise.
11390 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11393 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11394 alternative 0 of operand 1.
11395 (*vec_concatv2di_rex64_sse): Ditto.
11396 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11398 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11399 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11400 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11401 (*movv2sf_internal_rex64): Ditto.
11403 2008-08-02 Richard Guenther <rguenther@suse.de>
11406 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11407 (ssedoublesizemode): New mode attribute.
11408 (sse_shufps): Call gen_sse_shufps_v4sf.
11409 (sse_shufps_1): Macroize.
11410 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11411 (sse2_shufpd_1): Macroize.
11412 (vec_extract_odd, vec_extract_even): New expanders.
11413 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11414 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11415 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11416 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11417 (ix86_expand_vector_set): Likewise.
11418 (ix86_expand_reduc_v4sf): Likewise.
11420 2008-08-01 Doug Kwan <dougkwan@google.com>
11422 * matrix-reorg.c: Re-enable all code.
11423 (struct malloc_call_data): Change CALL_STMT to gimple type.
11424 (collect_data_for_malloc_call): Tuplify.
11425 (struct access_site_info): Change STMT to gimple type.
11426 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11427 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11428 (struct free_info): Change STMT to gimple type.
11429 (struct matrix_access_phi_node): Change PHI to gimple type.
11430 (get_inner_of_cast_expr): Remove.
11431 (may_flatten_matrices_1): Tuplify.
11432 (may_flatten_matrices): Ditto.
11433 (mark_min_matrix_escape_level): Ditto.
11434 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11435 (ssa_accessed_in_call_rhs): New
11436 (ssa_accessed_in_assign_rhs): New
11437 (record_access_alloc_site_info): Tuplify.
11438 (add_allocation_site): Ditto.
11439 (analyze_matrix_allocation_site): Ditto.
11440 (analyze_transpose): Ditto.
11441 (get_index_from_offset): Ditto.
11442 (update_type_size): Ditto.
11443 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11444 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11445 (analyze_accesses_for_phi_node): Tuplify.
11446 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11447 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11448 (analyze_matrix_accesses): Tuplify.
11449 (check_var_data): New call-back type for check_var_notmodified_p.
11450 (check_var_notmodified_p): Tuplify and use call-back struct to
11451 return statement found.
11452 (can_calculate_expr_before_stmt): Factor out statement related code
11454 (can_calculate_stmt_before_stmt): New.
11455 (check_allocation_function): Tuplify.
11456 (find_sites_in_func): Ditto.
11457 (record_all_accesses_in_func): Ditto.
11458 (transform_access_sites): Ditto.
11459 (transform_allocation_sites): Ditto.
11460 (matrix_reorg): Re-enable.
11461 (gate_matrix_reorg): Re-enable.
11463 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11465 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11466 for labels for which it hasn't been set yet. If it has been set,
11467 stop walking insns and continue with next worklist item.
11468 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11469 if the only BARRIER is at the very end of a function.
11471 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11473 * cfgexpand.c (expand_stack_alignment): Assert that
11474 stack_realign_drap and drap_rtx must match.
11476 * function.c (instantiate_new_reg): If DRAP is used to realign
11477 stack, replace virtual_incoming_args_rtx with internal arg
11480 2008-08-01 Richard Guenther <rguenther@suse.de>
11482 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11483 loop information only if we initialized it.
11484 (execute_pre): Call fini_pre with in_fre.
11485 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11486 if we do not unroll because we hit max-completely-peeled-insns.
11487 Use our estimation for consistency, do allow shrinking.
11489 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11491 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11492 with MIN_STACK_BOUNDARY.
11493 (ix86_update_stack_boundary): Likewise.
11494 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11497 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11498 (MIN_STACK_BOUNDARY): This.
11500 2008-08-01 Richard Guenther <rguenther@suse.de>
11502 PR middle-end/36997
11503 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11505 2008-08-01 Richard Guenther <rguenther@suse.de>
11507 PR tree-optimization/36988
11508 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11509 do not matter if that doesn't change volatile qualification.
11511 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11513 * configure.ac: Do not generate libada-mk. Do not subst
11514 host_cc_for_libada.
11515 * libada-mk.in: Remove.
11516 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11517 * configure: Regenerate.
11519 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11521 * tree-pass.h: Added comment about not dumping passes with name
11522 starting with star in struct opt_pass.
11523 * passes.c (register_dump_files_1): Don't do dump for a pass with
11524 name starting with star.
11525 * doc/passes.texi (Pass manager): Mention pass names and special
11526 meaning of star prefix to avoid dump.
11528 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11530 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11532 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11533 (ISA_MIPS64R2): New macro.
11534 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11535 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11536 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11537 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11538 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11539 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11540 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11541 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11542 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11543 Move up to keep list alphabetically sorted.
11544 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11545 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11547 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11548 (-march=@var{arch}): Add mips64r2.
11550 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11552 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11554 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11556 * expr.c (expand_assignment): Check for complete type.
11558 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11561 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11563 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11564 for stack alignment.
11566 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11568 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11570 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11571 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11573 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11575 PR rtl-optimization/36419
11576 * dwarf2out.c (barrier_args_size): New variable.
11577 (compute_barrier_args_size, compute_barrier_args_size_1): New
11579 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11580 if not called yet in the current function, use barrier_args_size
11581 array to find the new args_size value.
11582 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11584 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11587 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11590 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11593 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11594 (dwarf2out_stack_adjust): Use it.
11595 (dwarf2out_frame_debug_expr): Likewise.
11597 2008-07-31 Richard Guenther <rguenther@suse.de>
11599 PR tree-optimization/36978
11600 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11601 the generated condition.
11603 2008-07-31 Richard Guenther <rguenther@suse.de>
11605 * passes.c (init_optimization_passes): Always call
11606 pass_early_warn_uninitialized.
11607 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11608 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11609 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11611 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11614 * builtins.c (maybe_emit_free_warning): New function.
11615 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11616 maybe_emit_free_warning for BUILT_IN_FREE.
11619 * dwarf2out.c (get_context_die): New function.
11620 (force_decl_die, force_type_die): Use it.
11621 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11622 returns NULL, force generation of DW_TAG_typedef and put that into
11625 PR preprocessor/36649
11626 * c-pch.c (c_common_read_pch): Save and restore
11627 line_table->trace_includes across PCH restore.
11629 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11632 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11634 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11637 * final.c (call_from_call_insn): Handle COND_EXEC.
11639 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11641 * builtins.c (std_gimplify_va_arg_expr): Replace
11642 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11643 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11645 2008-07-30 Joey Ye <joey.ye@intel.com>
11646 H.J. Lu <hongjiu.lu@intel.com>
11648 * builtins.c (expand_builtin_setjmp_receiver): Replace
11649 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11650 (expand_builtin_apply_args_1): Likewise.
11651 (expand_builtin_longjmp): Need DRAP for stack alignment.
11652 (expand_builtin_apply): Likewise.
11654 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11655 instead of assign_stack_local to allow alignment reduction.
11657 * calls.c (emit_call_1): Need DRAP for stack alignment if
11659 (expand_call): Replace virtual_incoming_args_rtx with
11660 crtl->args.internal_arg_pointer.
11661 * stmt.c (expand_nl_goto_receiver): Likewise.
11663 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11664 alignment and store to stack_alignment_estimated and
11665 max_used_stack_slot_alignment.
11666 (expand_one_var): Likewise.
11667 (expand_stack_alignment): New function.
11668 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11669 and stack_alignment_estimated fields in rtl_data. Call
11670 expand_stack_alignment at end.
11672 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11673 (MAX_STACK_ALIGNMENT): Likewise.
11674 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11675 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11677 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11678 stack alignment when generating virtual registers.
11680 * function.c (assign_stack_local): Renamed to ...
11681 (assign_stack_local_1): This. Add a parameter to indicate
11682 if it is OK to reduce alignment.
11683 (assign_stack_local): Use it.
11684 (instantiate_new_reg): Instantiate virtual incoming args rtx
11685 to vDRAP if stack realignment and DRAP is needed.
11686 (assign_parms): Collect parameter/return type alignment and
11687 contribute to stack_alignment_estimated.
11688 (locate_and_pad_parm): Likewise.
11689 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11690 with crtl->args.internal_arg_pointer.
11692 * function.h (rtl_data): Add new field drap_reg,
11693 max_used_stack_slot_alignment, stack_alignment_estimated,
11694 stack_realign_needed, need_drap, stack_realign_processed and
11695 stack_realign_finalized.
11696 (stack_realign_fp): New macro.
11697 (stack_realign_drap): Likewise.
11699 * global.c (compute_regsets): Frame pointer is needed when
11700 stack is realigned. Can eliminate frame pointer when stack is
11701 realigned and dynamic realigned argument pointer isn't used.
11703 * reload1.c (update_eliminables): Frame pointer is needed
11704 when stack is realigned.
11705 (init_elim_table): Can eliminate frame pointer when stack is
11706 realigned and dynamic realigned argument pointer isn't used.
11708 * rtl.h (assign_stack_local_1): Declare new funtion.
11710 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11711 (TARGET_GET_DRAP_RTX): Likewise.
11712 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11713 TARGET_GET_DRAP_RTX.
11715 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11717 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11718 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11720 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11721 H.J. Lu <hongjiu.lu@intel.com>
11723 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11724 vdrap_reg, stack_realign and drap_reg_saved.
11725 (add_cfi): Don't allow redefining CFA when DRAP is used.
11726 (reg_save): Handle stack alignment.
11727 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11728 alignment. Don't generate DWARF information for (set fp sp)
11730 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11732 (int_loc_descriptor): Move prototype forward. Also define if
11733 DWARF2_UNWIND_INFO is true.
11734 (output_cfa_loc): Handle DW_CFA_expression.
11735 (build_cfa_aligned_loc): New.
11736 (based_loc_descr): Update assert for stack realign. For local
11737 variables, use sp+offset when stack is aligned without drap and
11738 fp+offset when stack is aligned with drap. For arguments, use
11739 cfa+offset when drap is used to align stack.
11741 2008-07-30 Joey Ye <joey.ye@intel.com>
11742 H.J. Lu <hongjiu.lu@intel.com>
11744 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11746 (ix86_gen_andsp): New.
11747 (ix86_user_incoming_stack_boundary): Likewise.
11748 (ix86_default_incoming_stack_boundary): Likewise.
11749 (ix86_incoming_stack_boundary): Likewise.
11750 (ix86_can_eliminate): Likewise.
11751 (find_drap_reg): Likewise.
11752 (ix86_update_stack_boundary): Likewise.
11753 (ix86_get_drap_rtx): Likewise.
11754 (ix86_finalize_stack_realign_flags): Likewise.
11755 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11756 (TARGET_GET_DRAP_RTX): Likewise.
11757 (override_options): Overide option value for new options.
11758 (ix86_function_ok_for_sibcall): Remove check for
11759 force_align_arg_pointer.
11760 (ix86_handle_cconv_attribute): Likewise.
11761 (ix86_function_regparm): Likewise.
11762 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11763 (ix86_va_start): Replace virtual_incoming_args_rtx with
11764 crtl->args.internal_arg_pointer.
11765 (ix86_select_alt_pic_regnum): Check DRAP register.
11766 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11767 (ix86_compute_frame_layout): Compute frame layout wrt stack
11769 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11770 (ix86_expand_prologue): Decide if stack realignment is needed
11771 and generate prologue code accordingly.
11772 (ix86_expand_epilogue): Generate epilogue code wrt stack
11773 realignment is really needed or not.
11775 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11776 (ABI_STACK_BOUNDARY): Likewise.
11777 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11778 (STACK_REALIGN_DEFAULT): Likewise.
11779 (INCOMING_STACK_BOUNDARY): Likewise.
11780 (MAX_STACK_ALIGNMENT): Likewise.
11781 (ix86_incoming_stack_boundary): Likewise.
11782 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11783 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11784 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11785 (machine_function): Remove force_align_arg_pointer.
11787 * config/i386/i386.md (BX_REG): New.
11788 (R13_REG): Likewise.
11790 * config/i386/i386.opt (mforce_drap): New.
11791 (mincoming-stack-boundary): Likewise.
11792 (mstackrealign): Add Init(-1).
11794 * config/i386/i386-protos.h (ix86_can_eliminate): New
11796 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11798 * doc/extend.texi: Update force_align_arg_pointer.
11800 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11803 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11804 (INCOMING_STACK_BOUNDARY): Likewise.
11805 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11806 (TARGET_GET_DRAP_RTX): Likewise.
11808 2008-07-30 Andreas Schwab <schwab@suse.de>
11810 PR rtl-optimization/36929
11811 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11812 add_insn_before and fix argument order.
11813 (replace_inc_dec_mem): Handle NULL rtx.
11815 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
11817 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
11819 (arm_compute_initial_elimination_offset): Use it.
11820 (arm_compute_save_reg_mask): Include static chain save slot when
11821 calculating alignment.
11822 (arm_get_frame_offsets): Ditto.
11823 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
11824 that we can use to decrement the stack when the stack decrement
11825 could be too big for an immediate value in a single insn.
11826 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
11828 2008-07-30 Richard Guenther <rguenther@suse.de>
11830 PR tree-optimization/36967
11831 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
11832 Release defs of statements we remove.
11834 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11836 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
11837 instead of NULL_RTVEC.
11839 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11843 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
11846 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11848 * final.c (call_from_call_insn): New.
11849 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
11851 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
11853 * configure.ac: Substitute ADA_CFLAGS.
11854 * configure: Regenerate.
11855 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
11856 * Makefile.in: Remove mention of X_* variables.
11857 * config/pa/x-ada-hpux10: Remove.
11858 * config/pa/x-ada: Remove.
11860 * doc/fragments.texi: Update.
11862 2008-07-30 Olivier Hainque <hainque@adacore.com>
11864 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
11865 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
11866 __dso_handle explicitly here.
11868 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11871 * c-typeck.c (build_binary_op): Encapsulate code into...
11872 * c-common.c (shorten_binary_op): ...this new function.
11873 (conversion_warning): Use the new function. Handle non-negative
11874 constant in bitwise-and.
11875 * c-common.h (shorten_binary_op): Declare.
11877 2008-07-30 Olivier Hainque <hainque@adacore.com>
11879 * scan.c (make_sstring_space): Add explicit conversions of
11880 allocator's return value.
11881 * fix-header.c (recognized_function): Likewise.
11883 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11885 * doc/cpp.texi: Update to GFDL 1.2.
11886 * doc/gcc.texi: Do not list GPL as Invariant Section.
11887 * doc/gccint.texi: Likewise. Update copyright years.
11888 * doc/install.texi: Update copyright years.
11890 2008-07-30 Alan Modra <amodra@bigpond.net.au>
11893 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
11894 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
11896 2008-07-29 Jan Hubicka <jh@suse.cz>
11898 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
11899 (grokdeclarator): Likewise.
11900 * langhooks.c (lhd_warn_unused_global_decl): Use
11901 DECL_DECLARED_INLINE_P.
11902 * print-tree.c (print_node): Remove DECL_INLINE check.
11904 2008-07-29 Richard Guenther <rguenther@suse.de>
11906 PR tree-optimization/36945
11907 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11908 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11909 Record invariant addresses un-decomposed.
11910 (copy_reference_ops_from_call): Record reference call
11911 arguments properly. Simplify.
11912 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11913 helper split out from ...
11914 (create_component_ref_by_pieces): ... here. Simplify.
11915 Prepare for recursive invocation for call arguments.
11916 (create_expression_by_pieces): Adjust call to
11917 create_component_ref_by_pieces.
11918 (compute_avail): Process operand 2 of reference ops.
11920 2008-07-29 Richard Guenther <rguenther@suse.de>
11922 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11924 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11926 * c-format.c (check_format_types): Revert unwanted checkin.
11928 2008-07-29 Jan Hubicka <jh@suse.cz>
11930 * flags.h (flag_really_no_inline): Remove.
11931 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11932 * toplev.c (flag_really_no_inline): Remove.
11933 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11934 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11935 (cgraph_decide_inlining_incrementally): Likewise.
11936 (compute_inline_parameters): Likewise.
11937 * opts.c (decode_options): Simplify.
11938 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11939 * common.opt (finline): Initialize to 1.
11940 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11942 2008-07-29 Jan Hubicka <jh@suse.cz>
11944 * predict.c (always_optimize_for_size_p): New function.
11945 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11946 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11947 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11949 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11950 * function.c (prepare_function_start): Set default profile.
11951 * function.h (rtl_data): Add maybe_hot_insn_p.
11952 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11953 (construct_exit_block): Likewise.
11954 (tree_expand_cfg): Likewise.
11956 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11957 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11958 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11959 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11962 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11965 * c-decl.c (merge_decls): Merge USED flags.
11967 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11969 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11970 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11971 next_stack, lab_false and lab_over trees.
11973 2008-07-28 Richard Guenther <rguenther@suse.de>
11975 PR tree-optimization/36957
11976 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11977 (useless_type_conversion_p): Remove.
11978 (types_compatible_p): Remove.
11979 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11980 (useless_type_conversion_p): Declare.
11981 (types_compatible_p): Declare.
11982 (gimple_expr_type): Return the base type only if it is
11983 trivially convertible to the subtype.
11985 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11987 * configure.ac: Use the m4_do macro to concatenate the warnings into
11988 one string in ACX_PROG_CC_WARNING_OPTS,
11989 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11990 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11991 * configure: Regenerate.
11993 2008-07-28 Richard Guenther <rguenther@suse.de>
11995 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11996 (insert_fake_stores): Remove.
11997 (realify_fake_stores): Likewise.
11998 (execute_pre): Remove dead code.
11999 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
12000 (find_func_aliases): Deal with it here instead.
12001 Re-enable gcc_unreachable call.
12003 2008-07-28 Richard Guenther <rguenther@suse.de>
12005 Merge from gimple-tuples-branch.
12007 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
12008 * gimple.def: New file.
12009 * gsstruct.def: Likewise.
12010 * gimple-iterator.c: Likewise.
12011 * gimple-pretty-print.c: Likewise.
12012 * tree-gimple.c: Removed. Merged into ...
12013 * gimple.c: ... here. New file.
12014 * tree-gimple.h: Removed. Merged into ...
12015 * gimple.h: ... here. New file.
12017 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
12018 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
12019 --enable-checking=gimple flag.
12020 * config.in: Likewise.
12021 * configure: Regenerated.
12023 * tree-ssa-operands.h: Tuplified.
12024 * tree-vrp.c: Likewise.
12025 * tree-loop-linear.c: Likewise.
12026 * tree-into-ssa.c: Likewise.
12027 * tree-ssa-loop-im.c: Likewise.
12028 * tree-dump.c: Likewise.
12029 * tree-complex.c: Likewise.
12030 * cgraphbuild.c: Likewise.
12031 * tree-ssa-threadupdate.c: Likewise.
12032 * tree-ssa-loop-niter.c: Likewise.
12033 * tree-pretty-print.c: Likewise.
12034 * tracer.c: Likewise.
12035 * gengtype.c: Likewise.
12036 * tree-loop-distribution.c: Likewise.
12037 * tree-ssa-loop-unswitch.c: Likewise.
12038 * cgraph.c: Likewise.
12039 * cgraph.h: Likewise.
12040 * tree-ssa-loop-manip.c: Likewise.
12041 * value-prof.c: Likewise.
12042 * tree-ssa-loop-ch.c: Likewise.
12043 * tree-tailcall.c: Likewise.
12044 * value-prof.h: Likewise.
12045 * tree.c: Likewise.
12046 * tree.h: Likewise.
12047 * tree-pass.h: Likewise.
12048 * ipa-cp.c: Likewise.
12049 * tree-scalar-evolution.c: Likewise.
12050 * tree-scalar-evolution.h: Likewise.
12051 * target.h: Likewise.
12052 * lambda-mat.c: Likewise.
12053 * tree-phinodes.c: Likewise.
12054 * diagnostic.h: Likewise.
12055 * builtins.c: Likewise.
12056 * tree-ssa-alias-warnings.c: Likewise.
12057 * cfghooks.c: Likewise.
12058 * fold-const.c: Likewise.
12059 * cfghooks.h: Likewise.
12060 * omp-low.c: Likewise.
12061 * tree-ssa-dse.c: Likewise.
12062 * ipa-reference.c: Likewise.
12063 * tree-ssa-uncprop.c: Likewise.
12064 * toplev.c: Likewise.
12065 * tree-gimple.c: Likewise.
12066 * tree-gimple.h: Likewise.
12067 * tree-chrec.c: Likewise.
12068 * tree-chrec.h: Likewise.
12069 * tree-ssa-sccvn.c: Likewise.
12070 * tree-ssa-sccvn.h: Likewise.
12071 * cgraphunit.c: Likewise.
12072 * tree-ssa-copyrename.c: Likewise.
12073 * tree-ssa-ccp.c: Likewise.
12074 * tree-ssa-loop-ivopts.c: Likewise.
12075 * tree-nomudflap.c: Likewise.
12076 * tree-call-cdce.c: Likewise.
12077 * ipa-pure-const.c: Likewise.
12078 * c-format.c: Likewise.
12079 * tree-stdarg.c: Likewise.
12080 * tree-ssa-math-opts.c: Likewise.
12081 * tree-ssa-dom.c: Likewise.
12082 * tree-nrv.c: Likewise.
12083 * tree-ssa-propagate.c: Likewise.
12084 * ipa-utils.c: Likewise.
12085 * tree-ssa-propagate.h: Likewise.
12086 * tree-ssa-alias.c: Likewise.
12087 * gimple-low.c: Likewise.
12088 * tree-ssa-sink.c: Likewise.
12089 * ipa-inline.c: Likewise.
12090 * c-semantics.c: Likewise.
12091 * dwarf2out.c: Likewise.
12092 * expr.c: Likewise.
12093 * tree-ssa-loop-ivcanon.c: Likewise.
12094 * predict.c: Likewise.
12095 * tree-ssa-loop.c: Likewise.
12096 * tree-parloops.c: Likewise.
12097 * tree-ssa-address.c: Likewise.
12098 * tree-ssa-ifcombine.c: Likewise.
12099 * matrix-reorg.c: Likewise.
12100 * c-decl.c: Likewise.
12101 * tree-eh.c: Likewise.
12102 * c-pretty-print.c: Likewise.
12103 * lambda-trans.c: Likewise.
12104 * function.c: Likewise.
12105 * langhooks.c: Likewise.
12106 * ebitmap.h: Likewise.
12107 * tree-vectorizer.c: Likewise.
12108 * function.h: Likewise.
12109 * langhooks.h: Likewise.
12110 * tree-vectorizer.h: Likewise.
12111 * ipa-type-escape.c: Likewise.
12112 * ipa-type-escape.h: Likewise.
12113 * domwalk.c: Likewise.
12114 * tree-if-conv.c: Likewise.
12115 * profile.c: Likewise.
12116 * domwalk.h: Likewise.
12117 * tree-data-ref.c: Likewise.
12118 * tree-data-ref.h: Likewise.
12119 * tree-flow-inline.h: Likewise.
12120 * tree-affine.c: Likewise.
12121 * tree-vect-analyze.c: Likewise.
12122 * c-typeck.c: Likewise.
12123 * gimplify.c: Likewise.
12124 * coretypes.h: Likewise.
12125 * tree-ssa-phiopt.c: Likewise.
12126 * calls.c: Likewise.
12127 * tree-ssa-coalesce.c: Likewise.
12128 * tree.def: Likewise.
12129 * tree-dfa.c: Likewise.
12130 * except.c: Likewise.
12131 * except.h: Likewise.
12132 * cfgexpand.c: Likewise.
12133 * tree-cfgcleanup.c: Likewise.
12134 * tree-ssa-pre.c: Likewise.
12135 * tree-ssa-live.c: Likewise.
12136 * tree-sra.c: Likewise.
12137 * tree-ssa-live.h: Likewise.
12138 * tree-predcom.c: Likewise.
12139 * lambda.h: Likewise.
12140 * tree-mudflap.c: Likewise.
12141 * ipa-prop.c: Likewise.
12142 * print-tree.c: Likewise.
12143 * tree-ssa-copy.c: Likewise.
12144 * ipa-prop.h: Likewise.
12145 * tree-ssa-forwprop.c: Likewise.
12146 * ggc-page.c: Likewise.
12147 * c-omp.c: Likewise.
12148 * tree-ssa-dce.c: Likewise.
12149 * tree-vect-patterns.c: Likewise.
12150 * tree-ssa-ter.c: Likewise.
12151 * tree-nested.c: Likewise.
12152 * tree-ssa.c: Likewise.
12153 * lambda-code.c: Likewise.
12154 * tree-ssa-loop-prefetch.c: Likewise.
12155 * tree-inline.c: Likewise.
12156 * tree-inline.h: Likewise.
12157 * tree-iterator.c: Likewise.
12158 * tree-optimize.c: Likewise.
12159 * tree-ssa-phiprop.c: Likewise.
12160 * tree-vect-transform.c: Likewise.
12161 * tree-object-size.c: Likewise.
12162 * tree-outof-ssa.c: Likewise.
12163 * cfgloop.c: Likewise.
12164 * system.h: Likewise.
12165 * tree-profile.c: Likewise.
12166 * cfgloop.h: Likewise.
12167 * c-gimplify.c: Likewise.
12168 * c-common.c: Likewise.
12169 * tree-vect-generic.c: Likewise.
12170 * tree-flow.h: Likewise.
12171 * c-common.h: Likewise.
12172 * basic-block.h: Likewise.
12173 * tree-ssa-structalias.c: Likewise.
12174 * tree-switch-conversion.c: Likewise.
12175 * tree-ssa-structalias.h: Likewise.
12176 * tree-cfg.c: Likewise.
12177 * passes.c: Likewise.
12178 * ipa-struct-reorg.c: Likewise.
12179 * ipa-struct-reorg.h: Likewise.
12180 * tree-ssa-reassoc.c: Likewise.
12181 * cfgrtl.c: Likewise.
12182 * varpool.c: Likewise.
12183 * stmt.c: Likewise.
12184 * tree-ssanames.c: Likewise.
12185 * tree-ssa-threadedge.c: Likewise.
12186 * langhooks-def.h: Likewise.
12187 * tree-ssa-operands.c: Likewise.
12188 * config/alpha/alpha.c: Likewise.
12189 * config/frv/frv.c: Likewise.
12190 * config/s390/s390.c: Likewise.
12191 * config/m32c/m32c.c: Likewise.
12192 * config/m32c/m32c-protos.h: Likewise.
12193 * config/spu/spu.c: Likewise.
12194 * config/sparc/sparc.c: Likewise.
12195 * config/i386/i386.c: Likewise.
12196 * config/sh/sh.c: Likewise.
12197 * config/xtensa/xtensa.c: Likewise.
12198 * config/stormy16/stormy16.c: Likewise.
12199 * config/ia64/ia64.c: Likewise.
12200 * config/rs6000/rs6000.c: Likewise.
12201 * config/pa/pa.c: Likewise.
12202 * config/mips/mips.c: Likewise.
12204 2008-07-28 Simon Baldwin <simonb@google.com>
12206 * c-pragma.c (handle_pragma_message): New function.
12207 (init_pragma): Register handle_pragma_message.
12208 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12211 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
12213 PR tree-optimization/35252
12214 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12215 REALPART_EXPR to be considered as same load operation.
12217 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12219 PR tree-optimization/36830
12220 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12221 (expressions_equal_p): Return false if only one operand is null.
12223 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12225 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12226 version requirements.
12228 2008-07-26 Olivier Hainque <hainque@adacore.com>
12230 * collect2.c (symkind): New enum. Symbol kinds we care about.
12231 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12232 code and head comment accordingly.
12233 (scan_prog_file): Use symkind names instead of bare integers.
12235 2008-07-25 Jan Hubicka <jh@suse.cz>
12237 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12239 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12240 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12241 * dojump.c (clear_pending_stack_adjust): Likewise.
12242 * print-tree.c (print_node): Ignore DECL_INLINE.
12243 * tree-inline.c (inlinable_function_p): Likewise.
12245 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12247 * doc/extend.texi (hot attribute): Document that the hot attribute
12248 turns on -O3 for some ports.
12249 (cold attribute): Document that the cold attribute turns on -Os
12252 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12253 reflect function specific option support.
12255 * target.h (struct target_option_hooks): Add fields to say whether
12256 the cold attribute implies -Os and the hot attribute implies -O3.
12258 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12259 By default, do not turn on -Os for cold functions.
12260 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12261 not turn on -O3 for hot functions.
12263 * c-common.c (handle_hot_attribute): Use target hook to determine
12264 if hot functions should enable -O3.
12265 (handle_cold_attribute): Use target hook to determine if cold
12266 functions should enable -Os.
12268 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12269 (override_options): Move disable scheduling to
12270 optimization_options.
12271 (optimization_options): Disable scheduling here, not
12273 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12274 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12276 * config/ia64/ia64.c (ia64_override_options): Move setting
12277 scheduling flags to ia64_optimization_options.
12278 (ia64_optimization_options): Disable scheduling options here, and
12279 not in ia64_override_options.
12280 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12281 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12283 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12286 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12288 2008-07-25 Martin Jambor <mjambor@suse.cz>
12290 PR tree-optimization/36926
12291 * ipa-prop.c (ipa_analyze_call_uses): Call
12292 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12294 2008-07-25 Joseph Myers <joseph@codesourcery.com>
12296 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12297 movv2si_internal): Add mem = reg alternative.
12299 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12302 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12303 DEFAULT_PCC_STRUCT_RETURN to 127.
12305 2008-07-24 Jan Hubicka <jh@suse.cz>
12307 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12308 (build_cgraph_edges): Likewise.
12309 * cgraph.c (cgraph_node): Do not update assembler hash.
12310 (cgraph_remove_node): Drop non-unit-at-a-time code.
12311 * tree-pass.h (pass_O0_always_inline): Remove.
12312 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12313 * toplev.c (process_options): Flag unit-at-a-time does not imply
12314 no section anchors.
12315 * cgraphunit.c: Update comments.
12316 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12317 (cgraph_assemble_pending_functions): Remove.
12318 (cgraph_reset_node): Drop non-unit-at-a-time code.
12319 (cgraph_finalize_function): Likewise.
12320 (cgraph_analyze_function): Likewise.
12321 (cgraph_finalize_compilation_unit): Likewise.
12322 (cgraph_expand_function): Likewise.
12323 (cgraph_optimize): Likesise.
12324 (save_inline_function_body): Likewise.
12325 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12326 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12327 * ipa-inline.c: Update comments.
12328 (enum inlining_mode): remove INLINE_SPEED.
12329 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12330 (cgraph_mark_inline_edge): Likewise.
12331 (try_inline): Likewise.
12332 (cgraph_decide_inlining_incrementally): Likewise.
12333 (cgraph_gate_inlining): Remove.
12334 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12335 (cgraph_gate_early_inlining): Likewise.
12336 (gate_inline_passes): Remove.
12337 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12338 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12339 pass_O0_always_inline): Remove.
12340 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12341 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12342 * opts.c (no_unit_at_a_time_default): Remove.
12343 (decode_options): Remove flag_unit_at_a_time reset and warning.
12344 * opts.h (no_unit_at_a_time_default): Remove.
12345 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12346 early in GNU dialect.
12347 (merge_decls): Update comment; drop unit-at-a-time check.
12348 (finish_decl): Likewise.
12349 (grok_declaration): Remove flag_inline_trees code.
12350 (finish_functions): Return on function returning non-void on all
12352 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12353 * cfgexpand.c (expand_one_static_var): Remove.
12354 (expand_one_var): Remove expand_one_static_var call.
12355 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12356 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12357 and flag_unit_at_a-time compatibility checks.
12358 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12359 * tree-inline.c (flag_inline_trees): Remove.
12360 (inlinable_function_p): Don't check it.
12361 (expand_call_inline): Remove non-unit-at-a-time code.
12362 * tree-inline.h (flag_inline_trees): Remove.
12363 * tree-optimize.c (execute_early_local_optimizations): Remove
12364 unit-at-a-time checks.
12365 (tree_rest_of_compilation): Likewise.
12366 * combine.c (setup_incoming_promotions): Likewise.
12367 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12368 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12369 * passes.c (pass_inline_parameters): Update comments; remove
12370 O0_alwaysinline pass.
12371 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12372 (execute_one_pass): Likewise.
12373 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12374 (ix86_function_sseregparm): Likewise.
12375 * arm.c (arm_function_in_section_p): Likewise.
12376 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12377 * varpool.c: Update comments.
12378 (decide_is_variable_needed): Remove unit-at-a-time checks.
12379 (varpool_finalize_decl): Likewise.
12381 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12383 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12384 to 2 instead of -1.
12385 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12387 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12389 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12390 imp symbol extension.
12392 2008-07-23 Ian Lance Taylor <iant@google.com>
12394 * tree-vrp.c (infer_value_range): Ignore asm statements when
12395 looking for memory accesses for -fdelete-null-pointer-checks.
12397 2008-07-24 Ben Elliston <bje@au.ibm.com>
12399 * config/spu/spu-c.c (__vector_keyword): New variable.
12400 (vector_keyword): Likewise.
12401 (spu_categorize_keyword): New function.
12402 (spu_macro_to_expand): Likewise.
12403 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12404 compiling an ISO C dialect.
12406 2008-07-24 Ben Elliston <bje@au.ibm.com>
12408 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12409 conventional usage.
12411 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12413 * configure: Regenerate.
12414 * configure.ac: Require texinfo 4.7.
12415 * doc/install.texi: Document texinfo 4.7 requirement.
12417 2008-07-23 Martin Jambor <mjambor@suse.cz>
12419 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12420 rather than for DECL_SAVED_TREE.
12421 * ipa-prop.c: Include diagnostic.h.
12422 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12424 (ipa_detect_param_modifications): Function rewritten from scratch.
12425 (ipa_compute_jump_functions): Changed accesses to modification flags.
12426 (ipa_free_node_params_substructures): Update flags destruction.
12427 (ipa_node_duplication_hook): Update flags duplication.
12428 (ipa_print_all_params_modified): Updated flag access.
12429 * ipa-prop.h (struct ipa_param_flags): New structure.
12430 (struct ipa_node_params): New field modification_analysis_done,
12431 modified_flags changed into param_flags.
12432 (ipa_is_ith_param_modified): Changed to use new flags.
12433 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12435 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12436 ipa-cp.c and split into two functions.
12437 (ipa_print_node_jump_functions): New function.
12438 (compute_scalar_jump_functions): New function.
12439 (type_like_member_ptr_p): New function.
12440 (compute_pass_through_member_ptrs): New function.
12441 (fill_member_ptr_cst_jump_function): New function.
12442 (determine_cst_member_ptr): New function.
12443 (compute_cst_member_ptr_arguments): New function.
12444 (ipa_compute_jump_functions): Complete rewrite.
12445 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12446 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12447 (struct ipa_member_ptr_cst): New structure.
12448 (union jump_func_value): New field member_cst.
12449 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12450 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12451 jump function types.
12452 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12453 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12454 instead of ipcp_print_all_jump_functions.
12455 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12456 only for replacable scalars.
12458 * doc/invoke.texi (Optimize options): Add description of
12459 -findirect-inlining.
12460 * common.opt (flag_indirect_inlining): New flag.
12461 * opts.c (decode_options): Set flag_indirect_inlining when
12464 * ipa-inline.c: Include ipa-prop.h.
12465 (inline_indirect_intraprocedural_analysis): New function.
12466 (inline_generate_summary): Allocate parameter and argument info
12467 structures, call inline_indirect_intraprocedural_analysis on each
12468 node when doing indirect inlining and deallocate indirect inlining
12469 data structures in the end.
12470 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12471 (free_all_ipa_structures_after_iinln): New function.
12472 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12474 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12476 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12477 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12478 of computing the frequency separately.
12479 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12480 of computing the frequency separately.
12481 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12482 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12483 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12484 (ipa_get_stmt_member_ptr_load_param): New function.
12485 (ipa_is_ssa_with_stmt_def): New function.
12486 (ipa_note_param_call): New function.
12487 (ipa_analyze_call_uses): New function.
12488 (ipa_analyze_stmt_uses): New function.
12489 (ipa_analyze_params_uses): New function.
12490 (ipa_free_node_params_substructures): Also free the param_calls linked
12492 (ipa_node_duplication_hook): Also duplicate the param_calls
12494 (ipa_print_node_param_flags): New function.
12495 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12496 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12497 * ipa-prop.h (struct ipa_param_flags): New field called.
12498 (struct ipa_param_call_note): New structure.
12499 (struct ipa_node_params): New fields param_calls and
12500 uses_analysis_done.
12501 (ipa_is_ith_param_called): New function.
12502 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12503 ipa_analyze_params_uses and dump parameter flags.
12505 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12506 ipa_propagate_indirect_call_infos if performing indirect inlining,
12507 pass a new parameter new_edges to it.
12508 (add_new_edges_to_heap): New fucntion.
12509 (cgraph_decide_inlining_of_small_functions): New vector
12510 new_indirect_edges for newly found indirect edges , call
12511 ipa_propagate_indirect_call_infos after inlining.
12512 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12513 inlining if performing indirect inlining. Call
12514 free_all_ipa_structures_after_iinln when doing so too.
12515 (inline_generate_summary): Do not call
12516 free_all_ipa_structures_after_iinln here.
12517 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12518 (print_edge_addition_message): New function.
12519 (update_call_notes_after_inlining): New function.
12520 (propagate_info_to_inlined_callees): New function.
12521 (ipa_propagate_indirect_call_infos): New function.
12522 * ipa-prop.h: Include cgraph.h
12523 (struct ipa_param_call_note): Fields reordered, new field processed.
12524 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12525 flag indirect_call.
12526 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12527 rediscovered call statements.
12528 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12529 (dump_cgraph_node): Dump also the indirect_call flag.
12530 (cgraph_clone_edge): Copy also the indirect_call flag.
12531 * tree-inline.c (copy_bb): Do not check for fndecls from call
12532 expressions, check for edge availability when moving clones.
12533 (get_indirect_callee_fndecl): New function.
12534 (expand_call_inline): If callee declaration is not apprent from
12535 the statement, try calling get_indirect_callee_fndecl. Do not
12536 issue warnings or call sorry when not inlinings an indirect edge.
12537 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12539 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12540 bit more frandly to matching.
12541 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12542 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12543 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12545 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12548 * opth-gen.awk: Suppress function specific features when building
12550 * optc-gen.awk: Ditto.
12552 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12555 * diagnostic.c (pedwarn): Add opt parameter.
12557 * c-tree.h (pedwarn_init): Add opt parameter.
12558 (pedwarn_c90): Likewise.
12559 (pedwarn_c99): Likewise.
12560 * c-errors.c (pedwarn_c99): Likewise.
12561 (pedwarn_c90): Likewise.
12562 * toplev.h (pedwarn): Update declaration.
12563 (pedwarn0): Declare.
12564 * c-lex.c: All calls to pedwarn changed.
12565 * builtins.c: All calls to pedwarn changed.
12566 * toplev.c: All calls to pedwarn changed.
12567 * c-decl.c: All calls to pedwarn changed.
12568 * c-typeck.c: All calls to pedwarn changed.
12569 * c-common.c: All calls to pedwarn changed.
12570 * c-parser.c: All calls to pedwarn changed.
12572 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12573 Karthik Kumar <karthikkumar@gmail.com>
12575 * attribs.c (file scope): Include c-common.h.
12576 (decl_attributes): Add support for #pragma GCC optimize and
12577 #pragma GCC option.
12579 * targhooks.c (default_can_inline_p): New function that is the
12580 default for the TARGET_CAN_INLINE_P target hook.
12582 * targhooks.h (default_can_inline_p): Add declaration.
12584 * tree.c (cl_optimization_node): New static tree for building
12585 OPTIMIZATION_NODE tree.
12586 (cl_target_option_node): New static tree for building
12587 TARGET_OPTION_NODE tree.
12588 (cl_option_hash_table): New hash table for hashing
12589 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12590 (cl_option_hash_hash): New function to provide the hash value for
12591 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12592 (cl_option_hash_eq): New function to provide an equality test for
12593 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12594 (tree_code_size): Add support for OPTIMIZATION_NODE and
12595 TARGET_OPTION_NODE trees.
12596 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12597 TARGET_OPTION_NODE trees.
12598 (build_optimization_node): Build a tree that has all of the
12599 current optimization options.
12600 (build_target_option_node): Build a tree that has the target
12601 options that might be changed on a per function basis.
12603 * tree.h (file scope): Include options.h.
12604 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12605 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12606 (TREE_OPTIMIZATION): Ditto.
12607 (TREE_TARGET_SPECIFIC): Ditto.
12608 (struct tree_function_decl): Add fields for remembering the
12609 current optimization options and target specific options.
12610 (struct tree_optimization_option): New tree variant that remembers
12611 the optimization options.
12612 (struct tree_target_option): New tree variant that remembers the
12613 target specific flags that might change for compiling a particular
12615 (union tree_node): Include tree_optimization_option and
12616 tree_target_option fields.
12617 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12618 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12619 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12620 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12621 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12622 optimization and target options.
12623 (optimization_default_node): New macro to refer to global_trees
12625 (optimization_current_node): Ditto.
12626 (optimization_cold_node): Ditto.
12627 (optimization_hot_node): Ditto.
12628 (target_option_default_node): Ditto.
12629 (target_option_current_node): Ditto.
12630 (current_option_pragma): Ditto.
12631 (current_optimize_pragma): Ditto.
12633 * target.h (struct gcc_target): Add valid_option_attribute_p,
12634 target_option_save, target_option_restore, target_option_print,
12635 target_option_pragma_parse, and can_inline_p hooks.
12637 * toplev.h (parse_optimize_options): Add declaration.
12638 (fast_math_flags_struct_set_p): Ditto.
12640 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12641 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12644 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12645 tree_can_inline_p hook to see if one function can inline another.
12646 (cgraph_decide_inlining): Ditto.
12647 (cgraph_decide_inlining_incrementally): Ditto.
12649 * opts.c (decode_options): Add support for running multiple times
12650 to allow functions with different target or optimization options
12651 than was specified on the command line.
12652 (fast_math_flags_struct_set_p): New function that is similar to
12653 fast_math_flags_set_p, except it uses the values in the
12654 cl_optimization structure instead of global variables.
12656 * optc-gen.awk: Add support for TargetSave to allow a back end to
12657 declare new fields that need to be saved when using function
12658 specific options. Include flags.h and target.h in the options.c
12659 source. Add support for Save to indicate which options can be set
12660 for individual functions. Generate cl_optimize_save,
12661 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12662 cl_target_option_restore, cl_target_option_print functions to
12663 allow functions to use different optimization or target options.
12665 * opt-functions.awk (var_type_struct): Return the type used for
12666 storing the field in a structure.
12668 * opth-gen.awk: Add support for TargetSave to allow a back end to
12669 declare new fields that need to be saved when using function
12670 specific options. Add support for Save to indicate which options
12671 can be set for individual functions. Only generate one extern for
12672 Mask fields. Generate cl_optimization and cl_target_option
12673 structures to remember optimization and target options.
12675 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12676 collecting new tree nodes.
12677 (TS_TARGET_OPTION): Ditto.
12679 * c-decl.c (merge_decls): Merge function specific target and
12680 optimization options.
12682 * function.c (invoke_set_current_function_hook): If the function
12683 uses different optimization options, change the global variables
12686 * coretypes.h (struct cl_optimization): Add forward reference.
12687 (struct cl_target_option): Ditto.
12689 * c-pragma.c (option_stack): New static vector to remember the
12690 current #pragma GCC option stack.
12691 (handle_pragma_option): New function to support #pragma GCC option
12692 to change target options.
12693 (optimize_stack): New static vector to remember the current
12694 #pragma GCC optimize stack.
12695 (handle_pragma_optimize): New function to support #pragma GCC
12696 optimize to change optimization options.
12697 (init_pragma): Add support for #pragma GCC optimize and #pragma
12700 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12701 optimization options.
12702 (TARGET_OPTION_NODE): New tree code for remembering certain target
12705 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12706 TARGET_OPTION_NODE trees.
12708 * common.opt (-O): Add Optimization flag.
12710 (-fmath-errno): Ditto.
12711 (-falign-functions): Add UInteger flag to make sure flag gets full
12712 int in cl_optimization structure.
12713 (-falign-jumps): Ditto.
12714 (-falign-labels): Ditto.
12715 (-falign-loops): Ditto.
12716 (-fsched-stalled-insns): Ditto.
12717 (-fsched-stalled-insns-dep): Ditto.
12719 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12721 (TARGET_OPTION_SAVE): Ditto.
12722 (TARGET_OPTION_RESTORE): Ditto.
12723 (TARGET_OPTION_PRINT): Ditto.
12724 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12725 (TARGET_CAN_INLINE_P): Ditto.
12726 (TARGET_INITIALIZER): Add new hooks.
12728 * tree-inline.c (tree_can_inline_p): New function to determine
12729 whether one function can inline another. Check if the functions
12730 use compatible optimization options, and also call the backend
12733 * tree-inline.h (tree_can_inline_p): Add declaration.
12735 * c-common.c (c_common_attribute): Add support for option and
12736 optimize attributes.
12737 (handle_option_attribute): Add support for the option attribute to
12738 allow the user to specify different target options for compiling a
12740 (handle_optimize_attribute): Add support for the optimize
12741 attribute to allow the user to specify different optimization
12742 options for compiling a specific function.
12743 (handle_hot_attribute): Turn on -O3 optimization for this one
12744 function if it isn't the default optimization level.
12745 (handle_cold_attribute): Turn on -Os optimization for this one
12746 function if it insn't the default optimization.
12747 (const_char_p): New const char * typedef.
12748 (optimize_args): New static vector to remember the optimization
12750 (parse_optimize_options): New function to set up the optimization
12751 arguments from either the optimize attribute or #pragma GCC optimize.
12753 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12754 (builtin_define_std): Ditto.
12756 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12757 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12758 (x86_64-*-*): Ditto.
12760 * Makefile.in (TREE_H): Add options.h.
12761 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12763 * doc/extend.texi (option attribute): Document new attribute.
12764 (optimize attribute): Ditto.
12765 (hot attribute): Document hot attribute sets -O3.
12766 (cold attribute): Document cold attribute sets -Os.
12767 (#pragma GCC option): Document new pragma.
12768 (#pragma GCC optimize): Ditto.
12770 * doc/options.texi (TargetSave): Document TargetSave syntax.
12771 (UInteger): Document UInteger must be used for certain flags.
12772 (Save): Document Save option to create target specific options
12773 that can be saved/restored on a function specific context.
12775 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12776 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12778 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12779 (TARGET_OPTION_SAVE): Ditto.
12780 (TARGET_OPTION_RESTORE): Ditto.
12781 (TARGET_OPTION_PRINT): Ditto.
12782 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12783 (TARGET_CAN_INLINE_P): Ditto.
12785 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12787 (-mfpmath=both): Ditto.
12789 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12790 Karthik Kumar <karthikkumar@gmail.com>
12792 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12793 (TARGET_POPCNT): Ditto.
12794 (TARGET_SAHF): Ditto.
12795 (TARGET_AES): Ditto.
12796 (TARGET_PCLMUL): Ditto.
12797 (TARGET_CMPXCHG16B): Ditto.
12798 (TARGET_RECIP): Move switch into target_flags.
12799 (TARGET_FUSED_MADD): Ditto.
12800 (ix86_arch_features): Make an unsigned char type.
12801 (ix86_tune_features): Ditto.
12802 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12803 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12804 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12806 * config/i386/i386.opt (arch): New TargetSave field to define
12807 fields that need to be saved for function specific option support.
12810 (branch_cost): Ditto.
12811 (ix86_isa_flags_explicit): Ditto.
12812 (tune_defaulted): Ditto.
12813 (arch_specified): Ditto.
12814 (-m128-long-double): Add Save flag to save option for target
12815 specific option support.
12817 (-maccumulate-outgoing-args): Ditto.
12818 (-malign-double): Ditto.
12819 (-malign-stringops): Ditto.
12820 (-mfancy-math-387): Ditto.
12821 (-mhard-float): Ditto.
12822 (-mieee-fp): Ditto.
12823 (-minline-all-stringops): Ditto.
12824 (-minline-stringops-dynamically): Ditto.
12825 (-mms-bitfields): Ditto.
12826 (-mno-align-stringops): Ditto.
12827 (-mno-fancy-math-387): Ditto.
12828 (-mno-push-args): Ditto.
12829 (-mno-red-zone): Ditto.
12830 (-mpush-args): Ditto.
12831 (-mred-zone): Ditto.
12833 (-msseregparm): Ditto.
12834 (-mstack-arg-probe): Ditto.
12846 (-mno-sse4): Ditto.
12849 (-mrecip): Move flag into target_flags.
12851 (-mno-fused-madd): Ditto.
12852 (-mfused-madd): Ditto.
12853 (-mabm): Move flag into ix86_isa_flags.
12860 * config/i386/i386-c.c: New file for #pragma support.
12861 (ix86_target_macros_internal): New function to #define or #undef
12862 target macros based when the user uses the #pragma GCC option to
12863 change target options.
12864 (ix86_pragma_option_parse): New function to add #pragma GCC option
12866 (ix86_target_macros): Move defining the target macros here from
12867 TARGET_CPU_CPP_BUILTINS in i386.h.
12868 (ix86_register_pragmas): Register the #pragma GCC option hook. If
12869 defined, initialize any subtarget #pragmas.
12871 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
12872 REGISTER_TARGET_PRAGMAS.
12874 * config/i386/t-i386: New file for x86 dependencies.
12875 (i386.o): Make dependencies mirror the include files used.
12876 (i386-c.o): New file, add dependencies.
12878 * config/i386/i386-protos.h (override_options): Add bool argument.
12879 (ix86_valid_option_attribute_tree): Add declaration.
12880 (ix86_target_macros): Ditto.
12881 (ix86_register_macros): Ditto.
12883 * config/i386/i386.c (ix86_tune_features): Move initialization of
12884 the target masks to initial_ix86_tune_features to allow functions
12885 to have different target options. Make type unsigned char,
12886 instead of unsigned int.
12887 (initial_ix86_tune_features): New static vector to hold processor
12888 masks for the tune variables.
12889 (ix86_arch_features): Move initialization of the target masks to
12890 initial_ix86_arch_features to allow functions to have different
12891 target options. Make type unsigned char, instead of unsigned int.
12892 (initial_ix86_arch_features): New static vector to hold processor
12893 masks for the arch variables.
12894 (enum ix86_function_specific_strings): New enum to describe the
12895 string options used for attribute((option(...))).
12896 (ix86_target_string): New function to return a string that
12897 describes the target options.
12898 (ix86_debug_options): New function to print the current options in
12900 (ix86_function_specific_save): New function hook to save the
12901 function specific global variables in the cl_target_option structure.
12902 (ix86_function_specific_restore): New function hook to restore the
12903 function specific variables from the cl_target_option structure to
12904 the global variables.
12905 (ix86_function_specific_print): New function hook to print the
12906 target specific options in the cl_target_option structure.
12907 (ix86_valid_option_attribute_p): New function hook to validate
12908 attribute((option(...))) arguments.
12909 (ix86_valid_option_attribute_tree): New function that is common
12910 code between attribute((option(...))) and #pragma GCC option
12911 support that parses the options and returns a tree holding the options.
12912 (ix86_valid_option_attribute_inner_p): New helper function for
12913 ix86_valid_option_attribute_tree.
12914 (ix86_can_inline_p): New function hook to decide if one function
12915 can inline another on a target specific basis.
12916 (ix86_set_current_function); New function hook to switch target
12917 options if the user used attribute((option(...))) or #pragma GCC
12919 (ix86_tune_defaulted): Move to static file scope from
12921 (ix86_arch_specified): Ditto.
12922 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12924 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12925 (OPTION_MASK_ISA_ABM_SET): Ditto.
12926 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12927 (OPTION_MASK_ISA_CX16_SET): Ditto.
12928 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12929 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12930 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12931 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12932 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12933 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12934 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12935 (struct ptt): Move to static file scope from override_options.
12936 (processor_target_table): Ditto.
12937 (cpu_names): Ditto.
12938 (ix86_handle_option): Add support for options that are now isa options.
12939 (override_options): Add support for declaring functions that
12940 support different target options than were specified on the
12941 command line. Move struct ptt, processor_target_table, cpu_names,
12942 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12943 Add bool argument. Fix up error messages so the appropriate error
12944 is given for either command line or attribute.
12945 (ix86_previous_fndecl): New static to remember previous function
12946 declaration to see if we need to change target options.
12947 (ix86_builtins_isa): New array to record the ISA of each builtin
12949 (def_builtin): Always create the builtin function, even if the
12950 current ISA doesn't support it.
12951 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12952 tests for those builtins.
12953 (ix86_init_builtins): Remove TARGET_MMX test for calling
12954 ix86_init_mmx_sse_builtins.
12955 (ix86_expand_builtin): If the current ISA doesn't support a given
12956 builtin, signal an error.
12957 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12958 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12959 (TARGET_OPTION_SAVE): Ditto.
12960 (TARGET_OPTION_RESTORE): Ditto.
12961 (TARGET_OPTION_PRINT): Ditto.
12962 (TARGET_CAN_INLINE_P): Ditto.
12964 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12966 * c-typeck.c (build_external_ref): Don't call assemble_external.
12967 * final.c (output_operand): Call assemble_external.
12969 2008-07-21 DJ Delorie <dj@redhat.com>
12971 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12972 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12974 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12976 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12977 original insn and splitter contents into ...
12978 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12979 flag_unsafe_math_optimizations. Add dummy scratch register.
12980 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12981 !flag_unsafe_math_optimizations. Returns number with next
12982 highest magnitude if this is still less or equal to the true
12983 quotient in magnitude.
12985 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12987 * Makefile.in: Replace toplev.h with TOPLEV_H.
12988 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12989 * c-lex.c (fe_file_change): Don't set in_system_header.
12990 * c-parser.c (c_token): Remove in_system_header.
12991 (c_lex_one_token): Don't set in_system_header.
12992 (c_parser_set_source_position_from_token): Don't set in_system_header.
12993 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12996 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12997 * flags.h (in_system_header): Remove.
12998 * function.c (saved_in_system_header): Remove.
12999 (push_cfun): Don't set in_system_header.
13000 (pop_cfun): Don't set in_system_header.
13001 (push_struct_function): Don't set in_system_header.
13002 * input.h (expanded_location): Add sysp.
13003 (in_system_header_at): New.
13004 (in_system_header): New.
13005 * toplev.c (in_system_header): Remove.
13006 * toplev.h: Include input.h
13008 * tree-cfg.c (execute_warn_function_return): Call warning_at.
13009 * tree-ssa.c (warn_uninit): Call warning_at.
13010 (warn_uninitialized_var): Update calls to warn_uninit.
13011 (warn_uninitialized_phi): Update calls to warn_uninit.
13012 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
13013 (expand_location): Initialize xloc.sysp.
13014 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
13015 (tree_decl_with_vis): Remove in_system_header_flag.
13017 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
13020 * recog.c (asm_operand_ok): Change the order of the extra
13021 memory constraint checks.
13023 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13026 * tree-switch-conversion.c (build_one_array): Call
13027 varpool_mark_needed_node and varpool_finalize_decl
13028 instead of assemble_variable.
13030 2008-07-19 Jan Hubicka <jh@suse.cz>
13032 * cgraph.c (cgraph_add_new_function): Do early local passes.
13033 * tree-nrv.c (gate_pass_return_slot): New gate.
13034 (pass_nrv): Add the gate.
13035 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
13037 (coalesce_ssa_name): Coalesce SSA names.
13038 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
13039 not optimizing so unused user vars remains visible.
13040 * common.opt (flag_tree_ter): Always enable by default.
13041 * tree-ssa-ter.c: Include flags.h
13042 (is_replaceable_p): Check that locations match; when aliasing
13043 is missing be conservative about loads.
13044 * tree-optimize.c (gate_init_datastructures): Remove.
13045 (pass_init_datastructures): New.
13046 * passes.c: Reorder passes so we always go into SSA.
13048 2008-07-19 Jan Hubicka <jh@suse.cz>
13050 * doc/extend.texi (flatten attribute): Remove note about
13052 * doc/invoke.texi (--combine): Likewise.
13053 (-finline-functions-called-once): Update levels when enabled.
13054 (-funit-at-a-time): Document new behaviour.
13055 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
13056 -fno-section-anchors when disabled explicitly.
13057 (inline params): They are not ignored now.
13058 (precompiled headers): Remove unit-at-a-time as being incompatible.
13059 * opts.c (decode_options): Handle unit-at-a-time as alias;
13060 imply -fno-section-anchors when toplevel reorder is disabled
13062 * common.opt (ftoplevel-reorder): Set default value to 2.
13063 (funit-at-a-time): Set default value to 1.
13064 * config/rs6000/rs6000.c (optimization_options): Set section anchors
13067 2008-07-19 Jan Hubicka <jh@suse.cz>
13069 * builtins.c (expand_builtin_int_roundingfn,
13070 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
13073 2008-07-19 Richard Guenther <rguenther@suse.de>
13076 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
13077 * tree-ssa-sccvn.c (get_constant_value_id): New function.
13078 * tree-ssa-pre.c (get_expr_value_id): For newly created
13079 constant value-ids make sure to add the expression to its
13082 2008-07-19 Jakub Jelinek <jakub@redhat.com>
13084 PR middle-end/36877
13085 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
13086 return value of the builtin is ignored.
13088 2008-07-19 Olivier Hainque <hainque@adacore.com>
13090 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
13091 bits, a C conformant malloc implementation has to provide.
13092 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
13094 2008-07-19 Joseph Myers <joseph@codesourcery.com>
13098 * reload.c (find_reloads_subreg_address): Only reload address if
13099 reloaded == 0, not for reloaded != 1.
13102 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13103 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13104 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13105 m32c_legitimize_reload_address.
13107 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13108 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13109 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13111 2008-07-19 Olivier Hainque <hainque@adacore.com>
13113 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
13114 argument, saying whether nested array are to be collapsed
13115 into a single array type DIE with multiple subscripts.
13116 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
13117 issues, centralize the nested array types collapsing control and
13118 disable the transformation for Ada.
13120 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
13123 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
13125 (x86_64_shift_adj_2): New expander.
13126 (x86_64_shift_adj_3): Ditto.
13127 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
13128 to split TImode operands.
13129 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
13130 (ix86_split_lshr): Ditto.
13132 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
13134 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
13135 and __CHAR32_TYPE__.
13136 * c-typeck.c (digest_init): Support char16_t and char32_t.
13137 (set_nonincremental_init_from_string): Idem.
13139 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13141 PR middle-end/36859
13142 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
13143 PREFERRED_STACK_BOUNDARY.
13144 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13146 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13148 PR middle-end/36858
13149 * function.c (locate_and_pad_parm): Cap boundary earlier.
13151 2008-07-17 Julian Brown <julian@codesourcery.com>
13153 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
13154 no-op for targets which don't use DLLs.
13156 2008-07-17 Martin Jambor <mjambor@suse.cz>
13158 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
13159 that nodes are relevant by examining the node->analyzed flag.
13160 (ipcp_init_stage): Check which nodes are relevant, assert that the
13161 relevant ones are also required.
13162 (ipcp_propagate_stage): Check on the side arrays are properly
13164 (ipcp_print_all_jump_functions): Make sure not to touch any node
13165 that is not analyzed or an edge that does not have a corresponding
13166 entry in the on-the-side vectors.
13167 (ipcp_function_scale_print): Likewise.
13168 (ipcp_update_callgraph): Check that the node is relevant.
13169 (ipcp_insert_stage): Check that the node is relevant. Check there is
13170 an info for every node and edge.
13171 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
13172 (ipa_print_all_tree_maps): Likewise and a new variable info.
13173 (ipa_print_all_params_modified): Likewise.
13174 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
13176 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
13179 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
13181 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
13183 PR rtl-optimization/36753
13184 * fwprop.c (use_killed_between): Don't shortcut
13185 single-definition global registers.
13187 2008-07-16 Jan Hubicka <jh@suse.cz>
13189 * cgraph.h (varpool_empty_needed_queue): Declare.
13190 * cgraphunit.c (output_in_order): Mark all variables as needed;
13192 * varpool.c (varpool_assemble_node): Update debug queue.
13193 (varpool_assemble_pending_decls): Don't do it here.
13194 (varpool_empty_needed_queue): New function.
13196 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13198 * recog.c (peephole2_optimize): Fix formatting.
13200 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13202 * c-pch.c (get_ident): Avoid C++ keywords.
13203 * combine-stack-adj.c (single_set_for_csa): Likewise.
13204 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13205 output_asm_insn): Likewise.
13206 * reload.c (push_secondary_reload, find_reusable_reload,
13207 push_reload, combine_reloads, find_reloads,
13208 debug_reload_to_stream): Likewise.
13209 * reload.h (struct reload): Likewise.
13210 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13211 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13212 emit_output_reload_insns): Likewise.
13213 * targhooks.c (default_secondary_reload): Likewise.
13214 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13216 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13218 * recog.c (validate_change_1, validate_change,
13219 validate_unshare_change, validate_replace_rtx_1, struct
13220 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13222 * reload.c (push_secondary_reload, secondary_reload_class,
13223 scratch_reload_class, find_valid_class, find_reusable_reload,
13224 push_reload, find_dummy_reload, find_reloads_address_1,
13225 find_reloads_address_part, find_equiv_reg): Likewise.
13226 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13227 choose_reload_regs): Likewise.
13228 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13230 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13231 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13232 * sched-rgn.c (concat_INSN_LIST): Likewise.
13233 * stor-layout.c (mode_for_size, mode_for_size_tree,
13234 smallest_mode_for_size): Likewise.
13236 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13238 * cfg.c (dump_reg_info): Avoid C++ keywords.
13239 * dwarf2asm.c (dw2_force_const_mem,
13240 dw2_asm_output_encoded_addr_rtx): Likewise.
13241 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13242 * expmed.c (expand_shift): Likewise.
13243 * global.c (find_reg): Likewise.
13244 * graph.c (draw_edge): Likewise.
13245 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13246 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13247 widen_clz, widen_bswap, expand_parity, expand_unop,
13248 emit_cmp_and_jump_insn_1): Likewise.
13249 * postreload.c (reload_cse_simplify_operands): Likewise.
13250 * ra.h (add_neighbor): Likewise.
13251 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13252 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13253 record_reg_classes, copy_cost, record_address_regs,
13254 invalid_mode_change_p): Likewise.
13255 * regrename.c (regrename_optimize, scan_rtx_reg,
13256 dump_def_use_chain, find_oldest_value_reg,
13257 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13259 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13261 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13262 MASK_POWERPC64 for power4 in previous commit.
13264 2008-07-16 Olivier Hainque <hainque@adacore.com>
13266 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13267 instead of bare conversion to cast const-ness away.
13269 2008-07-16 Anatoly Sokolov <aesok@post.ru>
13271 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13272 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13273 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13274 (TARGET_FUNCTION_VALUE): Define.
13276 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13278 * config/rs6000/rs6000.c (processor_target_table): Add
13279 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13281 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13284 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13285 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13286 m32c_legitimize_reload_address.
13288 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13290 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13291 DECL_IN_SYSTEM_HEADER in sync.
13293 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
13295 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13296 * tree-ssa-pre.c (pre_expr_eq): Ditto
13297 (get_constant_for_value_id): Take a type as an argument.
13298 (fully_constant_expression): Pass in type.
13299 (find_or_generate_expression): Short circuit constant case.
13300 (create_expression_by_pieces): Remove special casing of
13302 (do_regular_insertion): Short circuit constant case.
13303 (do_partial_partial_insertion): Ditto.
13305 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13308 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13310 2008-07-15 Bob Wilson <bob.wilson@acm.org>
13312 * config/xtensa/libgcc-xtensa.ver: New file.
13313 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13315 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13317 * df-problems.c (df_set_note): Avoid C++ keywords.
13318 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13319 * dse.c (record_store, remove_useless_values): Likewise.
13320 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13321 gen_reg_rtx_offset, operand_subword, change_address_1,
13322 change_address, adjust_address_1, offset_address,
13323 widen_memory_access, emit_copy_of_insn_after): Likewise.
13324 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13325 * fwprop.c (should_replace_address, propagate_rtx_1,
13326 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13328 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13329 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13330 * lcm.c (compute_insert_delete, pre_edge_lcm,
13331 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13332 * lower-subreg.c (resolve_reg_notes): Likewise.
13333 * mode-switching.c (optimize_mode_switching): Likewise.
13335 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13337 * bt-load.c (add_btr_def, migrate_btr_def,
13338 branch_target_load_optimize): Avoid C++ keywords.
13339 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13341 * combine.c (subst, simplify_set, make_extraction,
13342 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13343 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13344 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13346 2008-07-15 Richard Guenther <rguenther@suse.de>
13348 PR middle-end/36369
13349 * c-common.c (strict_aliasing_warning): Do not warn for
13350 TYPE_REF_CAN_ALIAS_ALL pointers.
13351 (c_common_get_alias_set): may_alias types are not special.
13352 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13353 attribute and set can_ref_all accordingly.
13354 (build_reference_type_for_mode): Likewise.
13355 * doc/extend.texi (may_alias): Clarify.
13357 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13360 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13361 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13363 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13366 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13367 gcc_assert, instead call output_operand_lossage.
13369 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13371 * builtins.c (std_canonical_va_list): Treat structure based
13374 2008-07-15 Ben Elliston <bje@au.ibm.com>
13376 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13378 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13380 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13383 2008-07-14 Jan Hubicka <jh@suse.cz>
13385 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13386 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13387 fix predicates and constraints.
13388 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13389 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13391 2008-07-14 Doug Kwan <dougkwan@google.com>
13393 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13394 additional option file arm/eabi.opt.
13395 * config/arm/eabi.h (File): New configuration file for EABI targets.
13396 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13397 SUBSUBTARGET_EXTRA_SPECS.
13398 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13399 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13400 from STARTFILE_SPEC so that it can be referenced in an override.
13401 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13402 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13403 can be referenced in an override.
13404 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13405 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13406 so that it can be referenced in an override.
13407 (LINK_SPEC): Use BPABI_LINK_SPEC.
13408 * config/arm/eabi.opt (File): New.
13410 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13412 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13413 (FIXED_VALUE_H): New variable.
13414 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13415 input.h, fixed-value.h.
13416 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13417 (BASIC_BLOCK_H): Use $(BITMAP_H).
13418 (FUNCTION_H): Add varray.h.
13419 (IPA_REFERENCE_H): Use $(BITMAP_H).
13420 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13421 (DF_H): Use $(BITMAP_H).
13422 (GGC_H): Add statistics.h.
13423 (INSN_ADDR_H): New.
13424 (INSN_ATTR_H): Use it.
13425 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13427 (SYMTAB_H): Add $(OBSTACK_H).
13428 (CPP_INTERNAL_H): New.
13429 (TREE_DUMP_H): Add tree-pass.h.
13430 (TREE_FLOW_H): Use $(BITMAP_H)
13431 (PRETTY_PRINT_H): Use $(INPUT_H).
13432 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13435 (many object files): Fix lots of header dependencies throughout.
13437 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13439 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13441 (s-gtyp-input): Use them to write tmp-gi.list.
13442 (echo_to_gi.list): Remove.
13444 2008-07-14 Richard Guenther <rguenther@suse.de>
13446 * tree-ssa-sccvn.c (pre_info): Remove.
13447 (switch_to_PRE_table): Likewise.
13448 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13449 (set_hashtable_value_ids): Do not create value-ids for the
13451 (run_scc_vn): Remove double test. Remove bogus special-case
13452 in value-number printing.
13453 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13454 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13456 * tree-flow-inline.h (get_value_handle): Remove.
13457 * tree-flow.h (get_value_handle): Remove.
13459 2008-07-14 Martin Jambor <mjambor@suse.cz>
13461 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13462 in which we generate arithmetics is not a subrange.
13464 2008-07-14 Martin Jambor <mjambor@suse.cz>
13466 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13468 2008-07-14 Richard Guenther <rguenther@suse.de>
13470 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13472 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13475 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
13476 reload for symbol refs moved to r0 with -fPIC.
13477 (legitimize_pic_address): Use the target register as temporary
13479 (emit_symbolic_move): Adjust comment.
13480 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13483 2008-07-14 Ben Elliston <bje@au.ibm.com>
13485 * c-common.h (C_CPP_HASHNODE): New macro.
13486 * coretypes.h (struct cpp_token): Forward declare.
13487 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13488 the context-sensitive keyword method.
13489 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13490 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13491 expand_bool_pixel): New.
13492 (altivec_categorize_keyword): New function.
13493 (init_vector_keywords): New function.
13494 (rs6000_macro_to_expand): Likewise.
13495 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13496 compiling an ISO C dialect.
13498 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13500 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13501 (create_expression_by_pieces): Fix typo.
13502 (do_regular_insertion): Use debug counter here too.
13504 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13507 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13508 CONST_OK_FOR_LETTER_P. All port-local users changed.
13509 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13510 implement Kp matching power-of-two.
13511 (CONSTRAINT_LEN): Define to match.
13512 * config/cris/cris.md: Replace all use of constraint K with Kc.
13513 ("*btst*): Use Kp for operand 0 of last alternative.
13515 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13518 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13521 2008-07-13 Jan Hubicka <jh@suse.cz>
13523 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13526 2008-07-13 Richard Guenther <rguenther@suse.de>
13528 PR middle-end/36811
13529 * langhooks.c (lhd_print_error_function): Deal with recursive
13532 2008-07-12 Jan Hubicka <jh@suse.cz>
13534 * cgraph.c (assembler_name_hash): New static var.
13535 (hash_node_by_assembler_name, eq_assembler_name): New.
13536 (cgraph_node_for_asm): Use hashtable.
13537 (cgraph_remove_node): Maintain hashtable.
13538 (change_decl_assembler_name): Sanity check that names are not changing
13539 after aliasing was processed.
13540 * cgraph.h (varpoon_node): Add next GGC marker.
13541 * tree.c (decl_assembler_name_equal): Constify.
13542 (decl_assembler_name_hash): New.
13543 * tree.h (decl_assembler_name_equal): Constify.
13544 (decl_assembler_name_hash): Update.
13546 2008-07-12 David Daney <ddaney@avtrex.com>
13548 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13549 sb1 and r5000 cpus.
13551 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13553 * doc/md.texi: Document the MIPS "v" constraint.
13554 * config/mips/mips.h (reg_class): Revert last change.
13555 (REG_CLASS_NAMES): Likewise.
13556 (REG_CLASS_CONTENTS): Likewise.
13557 * config/mips/mips.c (mips_regno_to_class): Likewise.
13558 * config/mips/constraints.md (v): Likewise, but add documentation.
13559 Add a comment to say that this constraint should not be used in
13562 2008-07-11 DJ Delorie <dj@redhat.com>
13564 * config/h8300/h8300.md (length): Fix branch offset limit.
13566 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13568 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13569 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13570 (avr_hard_regno_scratch_ok): New function.
13571 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13572 * config/avr/avr.md (all peepholes that request a scratch register):
13573 Remove avr_peep2_scratch_safe use.
13575 2008-07-11 Tom Tromey <tromey@redhat.com>
13576 Ian Lance Taylor <iant@google.com>
13578 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13579 (struct c_common_resword): Define.
13580 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13581 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13582 (c_common_reswords, num_c_common_reswords): Declare.
13583 * c-common.c (c_common_reswords): New global const array.
13584 (num_c_common_reswords): New const int.
13585 * c-parser.c (struct resword, reswords): Don't define.
13586 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13587 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13588 than reswords. If warning about C++ keywords, give them a special
13590 (c_lex_one_token): Warn about C++ keywords. Call
13591 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13592 (c_parser_external_declaration): Look for RID_xxx rather than
13593 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13594 (c_parser_statement_after_labels): Likewise.
13595 (c_parser_objc_class_instance_variables): Likewise.
13596 (c_parser_objc_class_declaration): Likewise.
13597 (c_parser_objc_try_catch_statement): Likewise.
13598 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13599 (declspecs_add_type): Likewise.
13601 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13603 * ggc-page.c (alloc_page):
13604 Substituting xmalloc, xcalloc with
13605 XNEWVEC and XCNEWVAR macros which add the
13608 2008-07-11 Richard Guenther <rguenther@suse.de>
13610 PR tree-optimization/36765
13611 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13612 aliases from HEAP vars to SMTs.
13614 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13616 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13617 * configure.ac (loose_warn): Move -Wc++-compat from here...
13618 (strict_warn): ...to here.
13619 * configure: Regenerate.
13621 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13623 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13624 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13625 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13626 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13627 excluding more specific h8300-*-* and sh-*-* targets.
13629 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13631 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13632 (eliminate): Ditto.
13633 (execute_pre): Call loop_optimizer_finalize in early exit.
13635 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13637 PR middle-end/36790
13638 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13639 uids in the bitmap, not just VAR_DECL uids.
13641 PR rtl-optimization/36419
13642 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13643 (combine_stack_adjustments_for_block): Call it if needed. Delete
13645 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13646 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13647 prologue sp adjustment.
13649 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13652 * opts.c (print_ignored_options): Report postponed diagnostics for
13653 unknown -Wno-* options as warnings, not errors.
13654 (postpone_unknown_option_error): Renamed to...
13655 (postpone_unknown_option_warning): ... this.
13657 2008-07-09 Doug Kwan <dougkwan@google.com>
13660 2008-07-08 Doug Kwan <dougkwan@google.com>
13662 * config/arm/arm.opt (mandroid): New option.
13663 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13664 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13666 (CC1PLUS_SPEC): Same.
13668 (STARTFILE_SPEC): Same.
13669 (ENDFILE_SPEC): Same.
13670 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13673 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13676 * config/mips/mips.h (reg_class): Remove V1_REG.
13677 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13678 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13679 instead of V1_REGS.
13680 (mips_get_tp): New function.
13681 (mips_legitimize_tls_address): Use it.
13682 * config/mips/constraints.md (v): Delete.
13683 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13684 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13685 After reload, split into a move and ...
13686 (*tls_get_tp_<mode>_split): ...this new instruction.
13688 2008-07-09 David Daney <ddaney@avtrex.com>
13690 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13692 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13694 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13695 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13697 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13698 htab_delete should be called. Don't free c.
13699 (lookup_tmp_var): Create temp_htab lazily.
13700 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13701 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13703 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13704 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13705 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13706 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13707 * tree-sra.c (generate_element_init): Likewise.
13708 * tree-mudflap.c (execute_mudflap_function_ops,
13709 execute_mudflap_function_decls): Likewise.
13710 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13711 * tree-gimple.h (struct gimplify_ctx): New type.
13712 (push_gimplify_context): Adjust prototype.
13714 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13716 * tree-ssa-pre.c (phi_translate_1): Update placement of
13717 add_to_value calls.
13719 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13721 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13722 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13723 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13724 * targhooks.c (default_hard_regno_scratch_ok): New function.
13725 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13726 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13727 * recog.c: Include "target.h".
13728 (peep2_find_free_register): Add check for global regs. Add target
13730 * Makefile.in (recog.o): Depend on target.h.
13732 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13734 * config/sh/sh.c (sh_canonical_va_list_type): New.
13735 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13737 2008-07-09 Raksit Ashok <raksit@google.com>
13739 * doc/invoke.texi (Option Summary): Mention new option
13740 -Wdisallowed-function-list=...
13741 (Warning Options): Document -Wdisallowed-function-list=...
13742 * common.opt (Wdisallowed-function-list=): New flag.
13743 * flags.h (warn_disallowed_functions): External definition of new
13744 boolean warning flag.
13745 (warn_if_disallowed_function_p): Declare new function.
13746 * opts.c (warning_disallowed_functions): New static variable.
13747 (warn_disallowed_functions): New boolean warning flag.
13748 (warn_if_disallowed_function_p): New function.
13749 (add_comma_separated_to_vector): Rename
13750 add_instrument_functions_exclude_list to this.
13751 (common_handle_option): Handle new option. Rename calls to
13752 add_instrument_functions_exclude_list into calls to
13753 add_comma_separated_to_vector.
13754 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13755 based on flag warn_disallowed_functions.
13757 2008-07-09 Christian Bruel <christian.bruel@st.com>
13759 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13760 instead of get_attr_length.
13762 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13764 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13766 * genemit.c (gen_insn): Likewise.
13767 * gengtype.c (note_def_vec): Likewise.
13768 * gengtype.h (note_def_vec): Likewise.
13769 * genoutput.c (struct data, output_insn_data, process_template,
13770 gen_expand, gen_split, note_constraint): Likewise.
13771 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13772 make_insn_sequence): Likewise.
13773 * gensupport.c (record_insn_name): Likewise.
13775 2008-07-08 Doug Kwan <dougkwan@google.com>
13777 * config/arm/arm.opt (mandroid): New option.
13778 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13779 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13781 (CC1PLUS_SPEC): Same.
13783 (STARTFILE_SPEC): Same.
13784 (ENDFILE_SPEC): Same.
13785 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13788 2008-07-08 Raksit Ashok <raksit@google.com>
13790 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13791 (set_storage_via_setmem): Fix expected_align parameter.
13792 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13793 missing from the list.
13794 * doc/md.texi (movmem): Explicitly state that expected alignment is
13795 to be expressed in bytes.
13796 (setmem): Explicitly state that expected alignment is to be expressed
13799 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13801 * reload.c (find_reloads_subreg_address): Do not require validity
13802 of address in original mode before reloading address.
13804 2008-07-07 Tianwei Sheng <tianweis@google.com>
13806 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13807 bounds array access.
13809 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13811 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
13813 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
13815 Fix PR tree-optimization/23455
13816 Fix PR tree-optimization/35286
13817 Fix PR tree-optimization/35287
13818 * Makefile.in (OBJS-common): Remove tree-vn.o.
13819 (tree-vn.o): Remove.
13820 * dbgcnt.def: Add treepre_insert debug counter.
13821 * gcc/tree-flow.h (add_to_value): Updated for other changes.
13822 (debug_value_expressions): Ditto.
13823 (print_value_expressions): Ditto.
13824 * tree-pretty-print.c (dump_generic_node): Updated for
13825 VALUE_HANDLE removal.
13826 * tree-ssa-dom.c (record_equality): Ditto.
13827 (cprop_operand): Ditto.
13828 (lookup_avail_expr): Ditto.
13829 * tree-ssa-threadedge.c
13830 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
13831 (simplify_control_stmt_condition): Ditto.
13832 * tree.c (tree_code_size): Ditto.
13833 (tree_node_structure): Ditto.
13834 (iterative_hash_expr): Ditto.
13836 * tree.h (VALUE_HANDLE_ID): Ditto.
13837 (VALUE_HANDLE_EXPR_SET): Ditto.
13838 (struct tree_value_handle): Ditto.
13839 (union tree_node): Ditto.
13840 * treestruct.def: Ditto.
13841 * tree-vn.c: Removed.
13842 * tree-ssa-pre.c: Rewritten entirely.
13843 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
13844 (constant_value_ids): Ditto.
13845 (vn_nary_op_t): Moved to header.
13847 (vn_reference_op_t): Ditto
13848 (vn_reference_t): Ditto.
13849 (next_value_id): New variable.
13850 (VN_INFO): Add an assert.
13851 (vn_constant_eq): New function.
13852 (vn_constant_hash): Ditto.
13853 (get_or_alloc_constant_value_id): Ditto.
13854 (value_id_constant_p): Ditto.
13855 (vn_reference_compute_hash): De-staticify.
13856 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
13857 Disable some code with a FIXME. Remove VALUE_HANDLE use.
13858 (valueize_refs): Update opcode if it changes from ssa name to constant.
13859 (vn_reference_lookup_1): Add new argument.
13860 (vn_reference_lookup): Ditto.
13861 (vn_reference_lookup_pieces): New function.
13862 (vn_reference_insert): Add return type. Modify to deal with value ids.
13863 (vn_reference_insert_pieces): New function.
13864 (vn_nary_op_compute_hash): De-staticify.
13865 (vn_nary_op_eq): Ditto.
13866 (vn_nary_op_lookup_pieces): New function.
13867 (vn_nary_op_lookup): Add new argument.
13868 (vn_nary_op_insert_pieces): New function.
13869 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
13870 (vn_phi_insert): Ditto.
13871 (visit_unary_op): Update for callee changes.
13872 (visit_binary_op): Ditto.
13873 (visit_reference_op_load): Ditto.
13874 (visit_reference_op_store): Ditto.
13875 (init_scc_vn): Init next_value_id, constant_to_value_id and
13876 constant_value_ids.
13877 (free_scc_vn): Free them.
13878 (set_hashtable_value_ids): New function.
13879 (run_scc_vn): Use it.
13880 (get_max_value_id): New function.
13881 (get_next_value_id): Ditto.
13882 (expressions_equal_p): Moved from tree-vn.c
13883 (sort_vuses): Ditto.
13884 (sort_vuses_heap): Ditto.
13885 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
13887 * tree.c (iterative_hash_hashval_t): Made non-static
13888 * tree.h (iterative_hash_hashval_t): Declare it.
13890 2008-07-08 Martin Jambor <mjambor@suse.cz>
13892 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
13893 instead of ipa_create_node_params.
13894 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
13895 ipa_check_create_edge_args, free them with
13896 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
13898 * ipa-prop.c: Include flags.h and tree-inline.h.
13899 (ipa_node_params_vector): New variable.
13900 (ipa_edge_args_vector): New variable.
13901 (edge_removal_hook_holder): New variable.
13902 (node_removal_hook_holder): New variable.
13903 (edge_duplication_hook_holder): New variable.
13904 (node_duplication_hook_holder): New variable.
13905 (ipa_detect_param_modifications): Check for presence of modified flags.
13906 (ipa_compute_jump_functions): Check for presence of jump functions.
13907 (ipa_free_edge_args_substructures): New function.
13908 (ipa_create_node_params): Removed.
13909 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13910 (ipa_free_node_params_substructures): New function.
13911 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13913 (ipa_edge_removal_hook): New function.
13914 (ipa_node_removal_hook): New function.
13915 (duplicate_array): New function.
13916 (ipa_edge_duplication_hook): New function.
13917 (ipa_node_duplication_hook): New function.
13918 (ipa_register_cgraph_hooks): New function.
13919 (ipa_unregister_cgraph_hooks): New function.
13920 (free_all_ipa_structures_after_ipa_cp): New function.
13922 * ipa-prop.h: Include vec.h.
13923 (ipa_node_params_t): New typedef with vector types for it.
13924 (ipa_edge_args_t): New typedef with vector types for it.
13925 (IPA_NODE_REF): Changed to access an on-the-side vector.
13926 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13927 (ipa_check_create_node_params): New function.
13928 (ipa_check_create_edge_args): New function.
13930 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13933 2008-07-07 Tom Tromey <tromey@redhat.com>
13935 * configure, config.in: Rebuilt.
13936 * configure.ac: Don't check for scandir or alphasort.
13938 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13940 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13941 types immediately after creating them.
13943 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13945 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13947 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13949 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13950 dump_constraint_graph.
13951 (dump_constraint_edge): New function.
13952 (dump_constraint_graph): New function.
13953 (debug_constraint_graph): New function.
13954 (dump_constraint): Removed useless comparison.
13955 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13956 (dump_constraint_graph): Declare.
13957 (debug_constraint_graph): Declare.
13958 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13960 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13962 * config/i386/i386.c (is_va_list_char_pointer): New.
13963 (ix86_va_start): Replace compare with ms_va_list_type_node
13964 by is_va_list_char_pointer.
13965 (ix86_gimplify_va_arg): Likewise.
13967 2008-07-07 Martin Jambor <mjambor@suse.cz>
13969 * cgraph.c (cgraph_edge_max_uid): New variable.
13970 (struct cgraph_edge_hook_list): New type.
13971 (struct cgraph_node_hook_list): New type.
13972 (struct cgraph_2edge_hook_list): New type.
13973 (struct cgraph_2node_hook_list): New type.
13974 (first_cgraph_edge_removal_hook): New variable.
13975 (first_cgraph_node_removal_hook): New variable.
13976 (first_cgraph_edge_duplicated_hook): New variable.
13977 (first_cgraph_node_duplicated_hook): New variable.
13978 (cgraph_add_edge_removal_hook): New function.
13979 (cgraph_remove_edge_removal_hook): New function.
13980 (cgraph_call_edge_removal_hooks): New function.
13981 (cgraph_add_node_removal_hook): New function.
13982 (cgraph_remove_node_removal_hook): New function.
13983 (cgraph_call_node_removal_hooks): New function.
13984 (cgraph_add_edge_duplication_hook): New function.
13985 (cgraph_remove_edge_duplication_hook): New function.
13986 (cgraph_call_edge_duplication_hooks): New function.
13987 (cgraph_add_node_duplication_hook): New function.
13988 (cgraph_remove_node_duplication_hook): New function.
13989 (cgraph_call_node_duplication_hooks): New function.
13990 (cgraph_create_edge): Assign to edge uid.
13991 (cgraph_remove_edge): Call edge removal hooks.
13992 (cgraph_node_remove_callees): Call edge removal hooks.
13993 (cgraph_node_remove_callers): Call edge removal hooks.
13994 (cgraph_remove_node): Call node removal hooks.
13995 (cgraph_clone_edge): Call edge duplication hooks.
13996 (cgraph_clone_node): Call node duplication hooks.
13998 * cgraph.h (cgraph_edge): New field uid.
13999 (cgraph_edge_hook): New type.
14000 (cgraph_node_hook): New type.
14001 (cgraph_2edge_hook): New type.
14002 (cgraph_2node_hook): New type.
14004 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
14006 * config.in: Regenerate.
14008 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
14010 * gcc.c (print_sysroot): New.
14011 (option_map, display_help, process_command): Handle the
14012 -print-sysroot option.
14013 (main): Print the sysroot if requested.
14014 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
14016 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14019 * unwind-pe.h (size_of_encoded_value): add attribute unused.
14021 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
14023 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
14024 (assign_parm_setup_block_p): Also check mode of entry_parm.
14026 2008-07-07 Richard Guenther <rguenther@suse.de>
14028 * tree-ssa-structalias.h (set_used_smts): Remove.
14029 * tree-ssa-structalias.c (used_smts): Likewise.
14030 (set_used_smts): Likewise.
14031 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
14032 call to set_used_smts.
14034 2008-07-07 Richard Guenther <rguenther@suse.de>
14036 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
14037 (new_var_info): Set it to false.
14038 (solution_set_add): Correctly handle pointers outside a var and
14040 (type_safe): Treat variables with is_full_var properly.
14041 (do_sd_constraint): Likewise.
14042 (do_ds_constraint): Likewise.
14043 (process_constraint): Remove zeroing offset for !use_field_sensitive.
14044 (get_constraint_for_ptr_offset): New function.
14045 (get_constraint_for_component_ref): For addresses at least include
14046 the last field of the variable. Handle is_full_vars properly.
14047 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
14048 (handle_ptr_arith): Remove.
14049 (find_func_aliases): Simplify assignment handling.
14050 (create_function_info_for): For parameter and result varinfos set
14052 (create_variable_info_for): Set is_full_var flag whenever we
14053 just created a single varinfo for a decl.
14054 (init_alias_vars): Initialize use_field_sensitive from
14055 max-fields-for-field-sensitive parameter.
14057 2008-07-07 Richard Guenther <rguenther@suse.de>
14059 PR tree-optimization/36713
14060 * tree-flow-inline.h (is_call_used): New function.
14061 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
14062 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14063 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
14065 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14067 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
14069 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
14071 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
14073 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14074 Nathan Sidwell <nathan@codesourcery.com>
14076 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
14077 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
14079 * config/m68k/t-linux: New.
14080 * doc/install.texi: Document m68k-*-linux is now multilibbed by
14083 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
14085 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
14086 * config/m68k/m68k-devices.def: Remove multilibs that only differ
14089 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14091 * gcc.c (execute): Fix -Wc++-compat warning.
14093 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
14096 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
14097 constant for little endian.
14099 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
14101 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
14102 mips_base_mips16 instead of TARGET_MIPS16.
14103 (mips_base_mips16): Declare.
14104 * config/mips/mips.c (mips_base_mips16): Make global.
14105 (was_mips16_p): Remove GTY marker.
14106 (was_mips16_pch_p): New variable.
14107 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
14108 (mips_override_options): Force to non-MIPS16 mode initially.
14109 Do not complain about MIPS16 PIC incompatibilities here.
14110 Only allow -mgpopt if -mexplicit-relocs is in force for
14113 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
14115 * configure.ac: Check for caddr_t, define to char * if not defined.
14116 * configure: Regenerate.
14117 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
14118 (mmap_gt_pch_use_address): Likewise.
14119 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
14121 2008-07-06 Richard Guenther <rguenther@suse.de>
14123 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
14124 (new_var_info): Deal with it.
14125 (solution_set_add): Likewise.
14126 (bitpos_of_field): Make signed, fix.
14127 (struct fieldoff): Remove type and decl fields. Make size field
14128 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
14130 (fieldoff_compare): Deal with it.
14131 (push_fields_onto_fieldstack): Remove has_union argument, glob
14132 adjacent non-pointer fields together.
14133 (create_function_info_for): Do not set has_union.
14134 (create_variable_info_for): Simplify.
14136 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
14138 * config.gcc (extra_headers): Add cross-stdarg.h for target
14139 x86_64-*-* and i?86-*-*.
14140 * config/i386/cross-stdarg.h: New.
14141 * builtins.c (std_fn_abi_va_list): New.
14142 (std_canonical_va_list_type): New.
14143 (stabilize_va_list): Replace va_list_type_node use by
14144 mtarget.canonical_va_list_type.
14145 (gimplify_va_arg_expr): Likewise.
14146 (expand_builtin_va_copy): Replace va_list_type_node use by
14147 mtarget.fn_abi_va_list.
14148 * tree-sra.c (is_va_list_type): New helper.
14149 (decl_can_be_decomposed_p): Replace
14150 va_list_type_node use by is_va_list_type.
14151 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
14152 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14153 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
14154 * config/i386/i386-protos.h (ix86_get_valist_type): New.
14155 (ix86_enum_va_list): New.
14156 * config/i386/i386.c (sysv_va_list_type_node): New.
14157 (ms_va_list_type_node): New.
14158 (ix86_function_type_abi): Remove sorry.
14159 (ix86_build_builtin_va_list_abi): New.
14160 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
14161 for 64-bit targets.
14162 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
14163 (ix86_init_builtins_va_builtins_abi): New.
14164 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
14165 for 64-bit targets.
14166 (ix86_handle_abi_attribute): New.
14167 (attribute_spec): Add sysv_abi and ms_abi.
14168 (ix86_fn_abi_va_list): New.
14169 (ix86_canonical_va_list_type): New.
14170 (ix86_enum_va_list): New.
14171 (TARGET_FN_ABI_VA_LIST): New.
14172 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14173 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
14174 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
14175 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14176 (TARGET_ENUM_VA_LIST): New.
14177 * expr.h (std_fn_abi_va_list): New.
14178 (std_canonical_va_list_type): New.
14179 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
14180 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14181 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
14182 TARGET_CANONICAL_VA_LIST_TYPE.
14183 * target.h (struct gcc_target): Add fn_abi_va_list hook
14184 and canonical_va_list_type hook.
14186 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14188 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14189 integral and pointer types.
14191 2008-07-04 Roger Sayle <roger@eyesopen.com>
14193 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14194 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14196 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14199 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14201 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14203 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14204 build_gimple_modify_stmt.
14205 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14206 gimple operand. Use fold_build* instead of build*.
14208 2008-07-04 Richard Guenther <rguenther@suse.de>
14210 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14211 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14212 properly to compute the reachability set if we do field-sensitive PTA.
14213 * invoke.texi (max-fields-for-field-sensitive): Document default.
14214 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14215 100 for optimize >= 2.
14217 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14219 * ggc-zone.c (lookup_page_table_if_allocated,
14220 set_page_table_entry, zone_find_object_size, alloc_small_page,
14221 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14222 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14223 -Wc++-compat and/or -Wcast-qual warnings.
14225 2008-07-04 Alan Modra <amodra@bigpond.net.au>
14228 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14229 pic_offset_table_rtx to be marked as used here.
14230 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14231 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14232 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14233 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14234 !TARGET_SECURE_PLT.
14236 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14238 * alloc-pool.c (hash_descriptor, eq_descriptor,
14239 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14240 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14242 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14243 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14244 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14245 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14248 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14250 * tree-flow.h (loop_only_exit_p): Declare.
14251 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14252 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14253 the number of iterations if it is constant. Otherwise, if this is the
14254 only possible exit of the loop, use the conservative estimate on the
14255 number of iterations of the entire loop if available.
14257 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14259 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14260 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14261 Add synchronization functions.
14262 * config/sync.c: New file.
14263 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14264 (LIBGCC_SYNC_CFLAGS): Likewise.
14266 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
14269 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14270 (*pushtf_sse): New insn pattern.
14271 (pushtf splitters): New splitters.
14273 2008-07-03 Michael Meissner <gnu@the-meissners.org>
14275 PR middle-end/35736
14276 * predict.c (build_predict_expr): Use void_type_node for the tree
14277 type, instead of NULL_TREE.
14279 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14281 * config/i386/i386.c (contains_aligned_value_p): Return true
14283 (ix86_data_alignment): Align TCmode to 128bits.
14284 (ix86_local_alignment): Likewise.
14286 2008-07-03 Andrew Haley <aph@redhat.com>
14289 * vec.h (VEC_TA): New.
14290 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14291 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14292 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14293 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14294 (C_COMMON_FIXED_TYPES): Remove first arg.
14295 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14296 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14297 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14298 not to use empty macro arguments.
14300 2008-07-02 Joseph Myers <joseph@codesourcery.com>
14302 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14303 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14304 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14305 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14306 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14307 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14308 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14309 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14310 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14311 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14312 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14313 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14314 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14315 config/rs6000/e500crtres64gpr.asm,
14316 config/rs6000/e500crtres64gprctr.asm,
14317 config/rs6000/e500crtrest32gpr.asm,
14318 config/rs6000/e500crtrest64gpr.asm,
14319 config/rs6000/e500crtresx32gpr.asm,
14320 config/rs6000/e500crtresx64gpr.asm,
14321 config/rs6000/e500crtsav32gpr.asm,
14322 config/rs6000/e500crtsav64gpr.asm,
14323 config/rs6000/e500crtsav64gprctr.asm,
14324 config/rs6000/e500crtsavg32gpr.asm,
14325 config/rs6000/e500crtsavg64gpr.asm,
14326 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14327 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14328 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14329 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14330 config/sparc/sol2-cn.asm: Remove .file directives.
14332 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14334 * resource.c (mark_referenced_resources): Look inside
14335 UNSPEC_VOLATILEs and ASM_INPUTs.
14337 2008-07-02 Ian Lance Taylor <iant@google.com>
14339 * rtlanal.c (add_reg_note): New function.
14340 * rtl.h (add_reg_note): Declare.
14341 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14342 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14343 * builtins.c (expand_builtin_longjmp): Likewise.
14344 (expand_builtin_nonlocal_goto): Likewise.
14345 * calls.c (emit_call_1, expand_call): Likewise.
14346 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14347 * cfglayout.c (fixup_reorder_chain): Likewise.
14348 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14349 (commit_one_edge_insertion): Likewise.
14350 * combine.c (move_deaths, distribute_notes): Likewise.
14351 * df-problems.c (df_set_note): Likewise.
14352 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14353 (set_unique_reg_note): Likewise.
14354 (emit_copy_of_insn_after): Likewise.
14355 * expr.c (expand_expr_real): Likewise.
14356 * gcse.c (add_label_notes): Likewise.
14357 * haifa-sched.c (create_check_block_twin): Likewise.
14358 * jump.c (mark_jump_label_1): Likewise.
14359 * loop-doloop.c (add_test, doloop_modify): Likewise.
14360 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14361 * lower-subreg.c (move_eh_region_note): Likewise.
14362 * optabs.c (emit_libcall_block): Likewise.
14363 * predict.c (predict_insn): Likewise.
14364 (combine_predictions_for_insn): Likewise.
14365 * recog.c (peephole2_optimize): Likewise.
14366 * regmove.c (try_auto_increment): Likewise.
14367 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14368 * reload.c (find_reloads): Likewise.
14369 * reload1.c (fixup_eh_region_note): Likewise.
14370 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14371 * reorg.c (delete_prior_computation): Likewise.
14372 (delete_computation, dbr_schedule): Likewise.
14373 * config/pa/pa.c (legitimize_pic_address): Likewise.
14374 * config/sh/sh.c (sh_reorg): Likewise.
14376 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14379 * config/libgcc-glibc.ver: Add %exclude.
14380 * config/m32r/libgcc-glibc.ver: Likwise.
14381 * config/s390/libgcc-glibc.ver: Likwise.
14382 * config/sh/libgcc-glibc.ver: Likwise.
14383 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14385 * config/i386/libgcc-glibc.ver: New.
14387 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14389 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14391 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14392 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14393 i[34567]86-*-linux*, x86_64-*-linux*. Add
14394 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14395 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14396 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14397 i[34567]86-*-linux*, x86_64-*-linux*.
14399 * libgcc-std.ver: Add empty GCC_4.4.0.
14401 * mkmap-symver.awk: Support multiple versions per symbol.
14403 * config/i386/i386.c (ix86_init_builtins): Always define
14404 __builtin_fabsq and __builtin_copysignq with fallbacks.
14405 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14406 and __builtin_copysignq if SSE2 isn't available.
14408 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14409 (LIBGCC2_TF_CEXT): Likwise.
14410 (TF_SIZE): Likwise.
14412 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14414 * config/i386/sfp-machine.h: Moved to libgcc.
14416 * config/i386/sfp-machine.h: New.
14417 * config/i386/t-linux: Likwise.
14419 * config/i386/t-darwin: Remove softfp_wrap_start and
14421 * config/i386/t-darwin64: Likewise.
14423 * config/i386/t-fprules-softfp64: Renamed to ...
14424 * config/i386/t-fprules-softfp: This.
14426 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14427 and softfp_wrap_end.
14429 2008-07-02 Jason Merrill <jason@redhat.com>
14431 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14433 * tree.c (ctor_to_list): New fn.
14434 * tree.h: Declare it.
14435 (CONSTRUCTOR_ELT): New macro.
14436 (CONSTRUCTOR_NELTS): New macro.
14438 2008-07-02 Richard Guenther <rguenther@suse.de>
14440 * tree-ssa-structalias.c (struct variable_info): Reorder
14441 to fill padding on 64bit hosts. Make collapsed_to an int.
14442 (get_varinfo_fc): Deal with that.
14443 (new_var_info): Likewise.
14444 (collapse_rest_of_var): Likewise.
14446 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14448 * doc/install.texi (--enable-java-home): Document.
14449 (--enable-aot-compile-rpm): Likewise.
14450 (--with-arch-directory): Likewise.
14451 (--with-os-directory): Likewise.
14452 (--with-origin-name): Likewise.
14453 (--with-arch-suffix): Likewise.
14454 (--with-jvm-root-dir): Likewise.
14455 (--with-jvm-jar-dir): Likewise.
14456 (--with-python-dir): Likewise.
14458 2008-07-02 Richard Guenther <rguenther@suse.de>
14460 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14461 from decls explicitly. Merge operand checking from tuples.
14463 2008-07-02 Martin Jambor <mjambor@suse.cz>
14465 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14467 2008-07-02 Martin Jambor <mjambor@suse.cz>
14469 * tree-switch-conversion.c: Included timevar.h
14470 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14472 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14474 2008-07-02 Martin Jambor <mjambor@suse.cz>
14476 * tree-switch-conversion.c: Corrected various comments and
14478 (build_constructors): Fixed minor formatting mistakes.
14480 * invoke.texi (Optimize Options): Corrected the
14481 switch-conversion-max-branch-ratio parameter.
14483 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14485 * final.c (asm_insn_count): Return zero for an empty asm body.
14487 2008-07-02 Richard Guenther <rguenther@suse.de>
14489 * bitmap.h (bitmap_set_bit): Return bool.
14490 (bitmap_clear_bit): Likewise.
14491 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14492 write to the bitmap if it would.
14493 (bitmap_clear_bit): Likewise.
14494 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14495 bitmap_set_bit return value.
14496 (add_pred_graph_edge): Likewise.
14497 (add_graph_edge): Likewise.
14498 (do_sd_constraint): Likewise.
14499 (do_ds_constraint): Likewise.
14501 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14503 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14504 Fix -Wc++-compat and/or -Wcast-qual warnings.
14505 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14506 gen_regparm_prefix): Likewise.
14507 * vmsdbgout.c (write_modbeg, lookup_filename,
14508 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14510 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14512 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14513 defaults.h definition apply.
14515 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14517 * function.c (assign_parm_remove_parallels): New.
14518 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14520 (assign_parm_setup_block): Do not handle them.
14521 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14522 assign_parm_remove_parallels.
14524 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14526 * c-typeck.c (convert_for_assignment): Use
14527 vector_targets_convertible_p.
14528 * c-common.c (vector_targets_convertible_p): New.
14529 * c-common.h (vector_targets_convertible_p): New prototype.
14530 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14531 opaque_p_V2SI_type_node.
14533 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14535 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14538 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14540 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14541 TFmode constants via two element DImode vector for hosts with
14542 HOST_BITS_PER_WIDE_INT < 64.
14543 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14544 also for HOST_BITS_PER_WIDE_INT < 64.
14546 2008-07-01 Richard Guenther <rguenther@suse.de>
14548 PR tree-optimization/36666
14549 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14550 (get_constraint_exp_from_ssa_var): Split into ...
14551 (get_constraint_exp_for_temp): ... this ...
14552 (get_constraint_for_ssa_var): ... and that.
14553 Return constraint expressions for all touched sub-fields
14554 if the results address is not taken.
14555 (process_constraint): Remove assertion that aggregate
14556 assignments do not happen at this place.
14557 (get_constraint_for_component_ref): Add address_p argument.
14558 Return constraint expressions for all touched sub-fields
14559 if the results address is not taken.
14560 (do_deref): Use get_constraint_exp_for_temp.
14561 (get_constraint_for_1): Rename from ...
14562 (get_constraint_for): ... this. Add the old function as wrapper.
14563 (do_structure_copy): Use get_constraint_for_1.
14565 2008-07-01 Martin Jambor <mjambor@suse.cz>
14567 * Makefile.in (tree-switch-conversion.o): Add.
14568 (OBJS-common): Add tree-swtch-conversion.o.
14569 * passes.c (init_optimization_passes): Add pass_convert_switch.
14570 * tree-pass.h: (pass_convert_switch): Add.
14571 * tree-switch-conversion.c: New file.
14572 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14573 * common.opt (ftree-cswtch): New option.
14574 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14575 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14576 * opts.c (decode_options): Set flag_tree_switch_conversion when
14577 optimization level is >= 2.
14578 * doc/invoke.texi (Optimize Options): Added description of
14579 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14581 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14583 * config/darwin-driver.c (darwin_default_min_version): Fix
14584 -Wc++-compat warnings.
14586 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14588 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14591 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14593 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14595 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14597 PR rtl-optimization/34744
14598 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14599 (df_scan_free_internal): Free data structures not
14600 allocated in storage pools.
14601 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14602 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14603 df_scan_free_mws_vec.
14604 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14607 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14609 * config/i386/i386.c (contains_aligned_value_p): Return true
14611 (ix86_function_arg_boundary): Return its natural boundary
14613 (return_in_memory_32): Don't check TDmode.
14614 (ix86_split_to_parts): Support splitting into 4 parts and
14615 support TFmode for 32bit target.
14616 (ix86_split_long_move): Support splitting into 4 parts.
14617 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14619 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14620 (ix86_init_builtins): Here.
14621 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14622 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14623 'q' and 'w', respectively.
14625 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14627 (movtf_internal): Likewise.
14628 (<code>tf2): Likewise.
14629 (*absnegtf2_sse): Likewise.
14630 (copysign<mode>3): Likewise.
14631 (copysign<mode>3_const): Likewise.
14632 (copysign<mode>3_var): Likewise.
14633 (define_split UNSPEC_COPYSIGN): Likewise.
14634 * config/i386/sse.md (*nandtf3): Likewise.
14635 (<code>tf3): Likewise.
14636 (*<code>tf3): Likewise.
14638 2008-06-30 Joey Ye <joey.ye@intel.com>
14639 H.J. Lu <hongjiu.lu@intel.com>
14641 * global.c (compute_regsets): Set frame_pointer_needed here.
14642 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14644 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14646 * doc/install.texi (specific): Expand Windows build notes.
14648 2008-06-30 Ira Rosen <irar@il.ibm.com>
14650 PR tree-optimization/36648
14651 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14652 number of prolog iterations by step. Fix the comment.
14654 2008-06-30 Richard Guenther <rguenther@suse.de>
14656 PR middle-end/36671
14657 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14658 handle calls from ECF_MALLOC functions.
14659 (handle_pure_call): ECF_MALLOC functions do not return
14661 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14663 2008-06-29 Andreas Schwab <schwab@suse.de>
14665 * config/m68k/m68k.c (print_operand): Always print a float
14667 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14668 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14671 * config/rs6000/x-linux64: Remove never used file.
14673 2008-06-29 Richard Guenther <rguenther@suse.de>
14675 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14677 (struct alias_info): Move ...
14678 * tree-ssa-alias.c: ... here.
14679 (update_alias_info): Declare.
14680 (compute_may_aliases): Call it.
14681 (update_alias_info): New function.
14682 * tree-ssa-structalias.c (update_alias_info): Move ...
14683 * tree-ssa-alias.c (update_alias_info_1): ... here.
14684 * tree-ssa-structalias.c (process_constraint_1): Remove
14685 unused from_call argument. Rename to ...
14686 (process_constraint): ... this. Delete old wrapper.
14687 (make_constraint_to): Adjust callers.
14688 (handle_const_call): Likewise.
14689 (handle_pure_call): Likewise.
14690 (init_base_vars): Likewise.
14691 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14692 (find_func_aliases): We don't need structure copies for
14694 (make_constraint_from_anything): Remove.
14695 (create_variable_info_for): For globals make constraints
14696 from escaped, not from anything.
14697 (compute_points_to_sets): Do not call update_alias_info.
14698 (ipa_pta_execute): Use make_constraint_from.
14700 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14702 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14703 (bitmap.o-warn, dominance.o-warn): New.
14704 * configure.ac (cxx_compat_warn): Delete.
14705 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14706 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14708 * configure: Regenerate.
14710 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14713 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14715 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14716 * df-scan.c (df_notes_rescan): Likewise.
14717 * ggc-page.c (set_page_table_entry): Likewise.
14718 * intl.c (gcc_gettext_width): Likewise.
14719 * varasm.c (get_unnamed_section, get_noswitch_section,
14720 get_section): Likewise.
14722 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14724 * regrename.c (build_def_use): Don't copy RTX.
14726 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14728 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14729 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14730 punctuation. Use @ref instead of @xref.
14731 (Function Names): Remove stray @display/@end display.
14732 (C++ Attributes): Use @ref instead of @xref.
14733 (Deprecated Features): Fix punctuation around @xref.
14734 (Backwards Compatibility): Likewise.
14735 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14737 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14739 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14740 constants for E500 double.
14742 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14744 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14745 element type of const_vector.
14747 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14749 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14750 Remove FLAGS_REG clobber from expander pattern.
14751 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14752 (anddi3, andsi3, andhi3, andqi3): Ditto.
14753 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14754 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14755 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14756 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14757 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14758 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14759 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14760 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14762 2008-06-28 Richard Guenther <rguenther@suse.de>
14764 * tree-ssa-structalias.c (callused_id, var_callused,
14765 callused_tree): Add.
14766 (handle_pure_call): New function.
14767 (find_func_aliases): Call it.
14768 (find_what_p_points_to): Handle the call-used set.
14769 (clobber_what_escaped): Likewise.
14770 (compute_call_used_vars): New function.
14771 (init_base_vars): Init the call-used variable.
14772 (do_sd_constraint): Do not propagate the solution from CALLUSED
14773 but use CALLUSED as a placeholder.
14774 (solve_graph): Likewise.
14775 * tree-flow-inline.h (gimple_call_used_vars): New function.
14776 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14777 (compute_call_used_vars): Declare.
14778 * tree-ssa-alias.c (set_initial_properties): Call
14779 compute_call_used_vars.
14780 (reset_alias_info): Clear call-used variables.
14781 (add_call_clobber_ops): Assert we are not called for const/pure
14782 functions. Remove handling of them.
14783 (add_call_read_ops): Handle pure functions by adding the
14784 call-used set of variables as VUSEs.
14785 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14786 (delete_tree_ssa): Free it.
14787 * tree-dfa.c (remove_referenced_var): Clear the var from the
14790 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14792 * tree.c (build_varargs_function_type_list): New.
14793 (build_function_type_list_1): New.
14794 (build_function_type_list): Use build_function_type_list_1.
14795 * tree.h (build_varargs_function_type_list): New.
14797 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14800 * config/spu/spu.c (spu_builtin_splats): Do not generate
14801 invalid CONST_VECTOR expressions.
14802 (spu_expand_vector_init): Likewise.
14804 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14806 * optabs.c (libfunc_decls): New variable.
14807 (libfunc_decl_hash, libfunc_decl_eq): New functions.
14808 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
14809 for the same function twice.
14811 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
14813 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
14814 ix86_expand_binary_operator directly.
14815 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
14817 (*ashrti3_1): Ditto.
14818 (*lshrti3_1): Ditto.
14819 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
14820 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
14821 using only one splitter. Conditionaly execute splitter before or
14822 after peephole2 pass.
14823 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14824 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
14825 Use only one alternative in asm template.
14826 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
14828 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
14829 "J" operand constraint for operand 2.
14830 (*ashldi3_cconly_rex64): Ditto.
14831 (*ashrdi3_cmp_rex64): Ditto.
14832 (*ashrdi3_cconly_rex64): Ditto.
14833 (*lshrdi3_cmp_rex64): Ditto.
14834 (*lshrdi3_cconly_rex64): Ditto.
14835 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
14836 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
14837 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
14840 2008-06-27 Jakub Jelinek <jakub@redhat.com>
14842 * gimplify.c (omp_is_private): Don't return true if decl is not
14843 already private on #pragma omp for or #pragma omp parallel for.
14846 * tree-cfg.c (struct move_stmt_d): Replace block field with
14847 orig_block and new_block fields.
14848 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
14849 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
14850 (move_block_to_fn): Replace vars_map and new_label_map arguments
14851 with struct move_stmt_d pointer.
14852 (replace_block_vars_by_duplicates): New function.
14853 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
14854 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
14855 all subblocks of ORIG_BLOCK to the new function. Call
14856 replace_block_vars_by_duplicates.
14857 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
14858 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
14859 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
14860 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
14861 (expand_omp): Temporarily set input_location to the location of
14862 region's controlling stmt.
14863 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
14864 BIND_EXPR, push ctx->block_vars and gimplification vars into
14865 the BIND_EXPR and its block's BLOCK_VARS instead of directly
14866 into dest function.
14867 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
14868 there are any BLOCK_VARS.
14869 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
14870 OMP_PARALLEL or OMP_TASK stmt.
14871 (lower_omp): Save and restore input_location around the lower_omp_1
14874 2008-06-27 Richard Guenther <rguenther@suse.de>
14876 PR tree-optimization/36400
14877 PR tree-optimization/36373
14878 PR tree-optimization/36344
14879 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
14880 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
14881 (update_alias_info): Remove call clobbering code.
14882 (make_constraint_to): New helper function.
14883 (make_escape_constraint): Likewise.
14884 (handle_rhs_call): Use it on all pointer containing arguments.
14885 Also mark the static chain escaped.
14886 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
14887 instead of ANYTHING.
14888 (make_constraint_from): New helper split out from ...
14889 (make_constraint_from_anything): ... here.
14890 (find_func_aliases): Add constraints for escape sites.
14891 (intra_create_variable_infos): Make constraints from NONLOCAL
14893 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
14895 (clobber_what_p_points_to): Remove.
14896 (clobber_what_escaped): New function.
14897 (init_base_vars): Init NONLOCAL and ESCAPED.
14898 (do_sd_constraint): Do not propagate the solution from ESCAPED
14899 but use ESCAPED as a placeholder.
14900 (solve_graph): Likewise.
14901 * tree-flow.h (clobber_what_p_points_to): Remove.
14902 (clobber_what_escaped): Declare.
14903 * tree-ssa-alias.c (set_initial_properties): Call it.
14904 Remove code clobbering escaped pointers.
14906 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14908 * function.c (allocate_struct_function): Only allocate a unique
14909 funcdef_no if the decl is nonzero.
14911 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14913 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14914 * config/mips/mips.c (mips_split_const_insns): New function.
14915 * config/mips/mips.md (move_type): New attribute.
14916 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14917 (dword_mode): New attribute.
14918 (type): Avoid long line. Map "move_type"s to "type"s,
14919 choosing "multi" for doubleword moves if appropriate.
14920 Swap MTC/MFC comments to match their declaration order.
14921 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14922 "type" is "branch" or "jal" is "direct".
14923 (length): Handle "extended_mips16" first. Make the default
14924 "0" for "ghost" instructions. Set the length from "move_type".
14925 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14926 of "type", with "sll0" for the register alternative. Remove the
14927 "extended_mips16" attribute.
14928 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14929 of "type", with "shift_shift" for the register alternative.
14930 Remove the "length" attribute.
14931 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14932 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14933 of "type", with "andi" for the register alternative.
14934 (*zero_extendqihi2): Likewise.
14935 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14936 of "andi" instead of a "type" of "arith".
14937 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14939 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14940 (mov_<store>r, *mov<mode>_ra): Likewise.
14941 (extendsidi2): Use "move_type" instead of "type", with "move"
14942 for the register alternative.
14943 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14944 of "type", with "signext" for the register alternative.
14945 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14946 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14947 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14948 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14949 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14950 (unnamed branch insn): Likewise.
14951 (*movdi_gp32_fp64): Fold into...
14952 (*movdi_32bit): ...here.
14953 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14954 (*movdf_hardfloat): ...this new pattern.
14955 (*movdf_softfloat): Remove redundant FPR alternatives.
14956 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14957 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14958 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14959 the "move" attribute.
14960 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14961 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14962 and "store" for COP loads and stores.
14963 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14964 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14965 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14966 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14967 (*movtf_mips16, *movv2sf): Likewise.
14968 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14969 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14970 (mfhc1<mode>): Use "move_type" instead of "move".
14971 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14972 (loadgp_blockage): Remove the "length" attribute.
14973 (blockage, set_got_version, update_got_version): Likewise.
14974 (call_internal): Remove the "extended_mips16" attribute.
14975 (call_value_internal, call_value_multiple_internal): Likewise.
14976 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14978 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14979 the "length" attribute.
14981 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14983 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14984 -Wcast-qual warnings.
14985 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14986 handle_pragma_pop_macro): Likewise.
14987 * collect2.c (resolve_lib_name): Likewise.
14988 * config/arc/arc.c (arc_init): Likewise.
14989 * config/arm/arm.c (neon_builtin_compare,
14990 locate_neon_builtin_icode): Likewise.
14991 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14992 * config/bfin/bfin.c (bfin_init_machine_status,
14993 bfin_optimize_loop): Likewise.
14994 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14995 * config/cris/cris.c (cris_init_expanders): Likewise.
14996 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14997 * config/darwin.c (machopic_indirection_eq,
14998 machopic_indirection_name, machopic_output_indirection): Likewise.
14999 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
15000 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
15001 frv_optimize_membar): Likewise.
15002 * config/i386/cygwin.h (mingw_scan,
15003 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
15004 * config/i386/cygwin1.c (mingw_scan): Likewise.
15005 * config/i386/i386.c (machopic_output_stub): Likewise.
15006 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
15007 i386_pe_unique_section): Likewise.
15008 * config/ia64/ia64.c (ia64_init_machine_status,
15009 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
15011 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
15012 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
15013 * config/m68k/m68k.c (m68k_handle_option,
15014 m68k_sched_md_init_global): Likewise.
15015 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
15016 mcore_unique_section): Likewise.
15017 * config/mips/mips.c (mips_block_move_straight,
15018 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
15020 * config/mmix/mmix.c (mmix_init_machine_status,
15021 mmix_encode_section_info): Likewise.
15022 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
15023 * config/rs6000/rs6000.c (rs6000_init_machine_status,
15024 print_operand_address, output_toc, redefine_groups,
15025 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
15026 * config/s390/s390.c (s390_init_machine_status): Likewise.
15027 * config/score/score.c (score_block_move_straight,
15028 score_block_move_loop_body): Likewise.
15029 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
15030 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
15031 * emit-rtl.c (find_auto_inc): Likewise.
15032 * gcc.c (translate_options, process_command): Likewise.
15033 * reorg.c (dbr_schedule): Likewise.
15034 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
15035 * xcoffout.c (xcoffout_declare_function): Likewise.
15037 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
15039 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
15040 ipa-pta working again.
15042 2008-06-27 David Edelsohn <edelsohn@gnu.org>
15044 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
15047 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
15049 * config.gcc (powerpc*-*-*): Add new core e500mc.
15050 * config/rs6000/e500mc.md: New file.
15051 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15053 (rs6000_override_options): Add e500mc case to
15054 processor_target_table. Altivec and Spe options not allowed
15055 with e500mc. Add isel instruction to e500mc by
15056 default. Initialize rs6000_cost for e500mc.
15057 (rs6000_issue_rate): Set issue rate for e500mc.
15058 * config/rs6000/rs6000.h (processor_type): Add
15059 PROCESSOR_PPCE500MC.
15060 (ASM_CPU_SPEC): Add e500mc.
15061 Set TARGET_ISEL to rs6000_isel.
15062 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
15063 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
15064 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
15066 * doc/invoke.texi: Add e500mc to list of cpus.
15068 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15071 * c-lex.c (lex_charconst): Initialize unsignedp.
15073 2008-06-27 Olivier Hainque <hainque@adacore.com>
15075 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
15076 documented assumptions.
15078 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
15080 * dwarf2out.c: Remove trailing white spaces. Break long line
15083 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
15085 * libfuncs.h (LTI_synchronize): New libfunc_index.
15086 (synchronize_libfunc): Declare.
15087 * builtins.c (expand_builtin_synchronize): Consider using
15088 synchronize_libfunc before falling back on an asm blockage.
15089 * config/mips/mips.c: Include libfuncs.h
15090 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
15092 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
15094 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
15095 parameter. Copy stack_reg to r11 where appropriate.
15096 (no_global_regs_above): Add gpr parameter.
15097 (rs6000_stack_info): Only add padding for SPE save area if we
15098 are saving SPE GPRs and CR.
15099 (saveres_routine_syms): New variable.
15100 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
15102 (rs6000_savres_routine_sym): New function.
15103 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
15105 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
15106 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
15107 Tweak FPR out-of-line saving.
15108 (rs6000_make_savres_rtx): New function.
15109 (rs6000_use_multiple_p): New function.
15110 (rs6000_savres_strategy): New function.
15111 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
15112 out-of-line if appropriate.
15113 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
15114 if we are optimizing for size.
15115 (GP_SAVE_INLINE): Define.
15116 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
15117 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
15118 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
15119 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
15120 (*save_fpregs_<mode>): Add use of r11.
15121 (*restore_gpregs_<mode>): New insn.
15122 (*return_and_restore_gpregs_<mode>): New insn.
15123 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
15125 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
15126 (*restore_gpregs_spe): New insn.
15127 (*return_and_restore_gpregs_spe): New insn.
15128 * config/rs6000/predicates.md (save_world_operation): Fix check.
15130 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15132 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
15133 this point, so assert that.
15135 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15137 * cfganal.c: Include vec.h and vecprim.h.
15138 (compute_idf): Import from...
15139 * tree-into-ssa (compute_idf): ...here.
15140 * basic-block.h (compute_idf): Export.
15142 2008-06-26 Joseph Myers <joseph@codesourcery.com>
15144 * c-decl.c (merge_decls): Use !current_function_decl to check for
15145 extern declaration of C99 inline function being at file scope.
15147 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
15149 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
15151 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15153 * alias.c (record_alias_subset, init_alias_analysis): Fix
15154 -Wc++-compat and/or -Wcast-qual warnings.
15155 * attribs.c (lookup_attribute_spec): Likewise.
15156 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
15157 copy_bb, connect_traces,
15158 find_rarely_executed_basic_blocks_and_cr): Likewise.
15159 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
15160 note_btr_set, migrate_btr_defs): Likewise.
15161 * builtins.c (result_vector, expand_builtin_memcpy,
15162 expand_builtin_mempcpy_args, expand_builtin_strncpy,
15163 builtin_memset_read_str, expand_builtin_printf,
15164 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
15166 * caller-save.c (mark_set_regs): Likewise.
15167 * calls.c (expand_call, emit_library_call_value_1): Likewise.
15168 * cgraph.c (cgraph_edge): Likewise.
15169 * combine.c (likely_spilled_retval_1): Likewise.
15170 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
15171 htab_counts_entry_del, get_coverage_counts): Likewise.
15172 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
15173 new_cselib_val): Likewise.
15174 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
15175 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
15177 * df-core.c (df_compact_blocks): Likewise.
15178 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
15179 * df-scan.c (df_grow_reg_info, df_ref_create,
15180 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
15181 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
15182 df_record_entry_block_defs, df_record_exit_block_uses,
15183 df_bb_verify): Likewise.
15184 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
15185 DF_REF_EXTRACT_MODE_CONST): New.
15186 * dominance.c (get_immediate_dominator, get_dominated_by,
15187 nearest_common_dominator, root_of_dom_tree,
15188 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15189 -Wc++-compat and/or -Wcast-qual warnings.
15190 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15191 record_store, replace_read, check_mem_read_rtx, scan_insn,
15192 dse_step1, dse_record_singleton_alias_set): Likewise.
15193 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15195 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15197 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15198 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15199 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15200 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15201 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15202 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15203 file_name_acquire, output_file_names, add_const_value_attribute,
15204 premark_used_types_helper, file_table_eq, file_table_hash,
15205 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15206 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15207 -Wcast-qual warnings.
15208 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15209 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15210 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15211 gen_reg_rtx, start_sequence, init_emit): Likewise.
15212 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15213 * except.c (init_eh_for_function, gen_eh_region,
15214 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15215 arh_to_landing_pad, arh_to_label, add_action_record,
15216 add_call_site, switch_to_exception_section): Likewise.
15217 * expmed.c (synth_mult): Likewise.
15218 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15219 store_expr): Likewise.
15220 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15222 * function.c (assign_stack_temp_for_type,
15223 allocate_struct_function, match_asm_constraints_1): Likewise.
15224 * gcov-io.c (gcov_allocate): Likewise.
15225 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15226 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15227 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15228 record_one_set, insert_expr_in_table, insert_set_in_table,
15229 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15230 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15231 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15232 -Wcast-qual warnings.
15234 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15236 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15237 -Wcast-qual warnings.
15238 * gcc.c (process_command): Likewise.
15239 * genattrtab.c (oballoc): Use XOBNEW.
15240 (oballocvec): Define.
15241 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15242 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15243 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15244 -Wc++-compat and/or -Wcast-qual warnings.
15245 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15246 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15247 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15248 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15249 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15250 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15251 add_excls, process_presence_absence_names,
15252 process_presence_absence_patterns, add_presence_absence,
15253 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15254 get_free_state, add_arc, get_free_automata_list_el,
15255 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15256 transform_3, cache_presence, create_ainsns, create_automata,
15257 create_state_ainsn_table, dfa_insn_code_enlarge,
15258 output_trans_func, output_min_issue_delay_func,
15259 output_dead_lock_func, output_reset_func,
15260 output_get_cpu_unit_code_func, output_dfa_start_func,
15261 expand_automata): Likewise.
15262 * genextract.c (gen_insn): Likewise.
15263 * gengtype-lex.l: Likewise.
15264 * gengtype.c (read_input_list, adjust_field_type,
15265 process_gc_options): Likewise.
15266 * genoutput.c (note_constraint): Likewise.
15267 * genpreds.c (mangle, add_constraint): Likewise.
15268 * genrecog.c (process_define_predicate, new_decision,
15269 add_to_sequence): Likewise.
15270 * gensupport.c (record_insn_name): Likewise.
15272 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15274 * config/i386/driver-i386.c (detect_caches_amd,
15275 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15276 and/or -Wcast-qual warnings.
15277 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15278 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15279 gt_pch_save): Likewise.
15280 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15281 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15282 * global.c (compute_regsets): Likewise.
15283 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15284 finish_graph_dump_file): Likewise.
15285 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15286 unlink_bb_notes): Likewise.
15287 * integrate.c (get_hard_reg_initial_val): Likewise.
15288 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15289 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15290 * local-alloc.c (update_equiv_regs): Likewise.
15291 * loop-invariant.c (check_invariant_table_size,
15292 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15294 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15295 altered_reg_used, mark_altered): Likewise.
15296 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15297 insert_var_expansion_initialization,
15298 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15299 release_var_copies): Likewise.
15300 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15301 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15302 analyze_accesses_for_phi_node, check_var_notmodified_p,
15303 check_allocation_function, find_sites_in_func,
15304 record_all_accesses_in_func, transform_access_sites,
15305 transform_allocation_sites): Likewise.
15306 * omp-low.c (new_omp_region, create_omp_child_function_name,
15307 check_omp_nesting_restrictions, check_combined_parallel,
15308 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15309 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15310 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15311 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15313 * opts-common.c (prune_options): Likewise.
15314 * opts.c (add_input_filename, print_filtered_help,
15315 get_option_state): Likewise.
15316 * params.c (add_params): Likewise.
15317 * passes.c (set_pass_for_id, next_pass_1,
15318 do_per_function_toporder, pass_fini_dump_file): Likewise.
15319 * postreload.c (reload_cse_simplify_operands): Likewise.
15320 * predict.c (tree_predicted_by_p, tree_predict_edge,
15321 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15323 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15325 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15327 * recog.c (check_asm_operands, validate_change_1): Likewise.
15328 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15329 subst_asm_stack_regs): Likewise.
15330 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15331 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15332 * regmove.c (reg_is_remote_constant_p): Likewise.
15333 * regrename.c (regrename_optimize, scan_rtx_reg,
15334 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15336 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15337 regstat_compute_calls_crossed): Likewise.
15338 * reload1.c (init_reload, new_insn_chain,
15339 has_nonexceptional_receiver, reload, copy_reloads,
15340 calculate_needs_all_insns, init_elim_table): Likewise.
15341 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15342 * rtl.c (shallow_copy_rtx_stat): Likewise.
15343 * rtlanal.c (parms_set): Likewise.
15344 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15345 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15346 * sched-ebb.c (earliest_block_with_similiar_load,
15347 add_deps_for_risky_insns): Likewise.
15348 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15349 schedule_region): Likewise.
15350 * see.c (eq_descriptor_pre_extension,
15351 hash_descriptor_pre_extension, hash_del_pre_extension,
15352 eq_descriptor_properties, hash_descriptor_properties,
15353 hash_del_properties, see_seek_pre_extension_expr,
15354 see_initialize_data_structures, see_print_register_properties,
15355 see_print_pre_extension_expr, see_delete_merged_def_extension,
15356 see_delete_unmerged_def_extension, see_emit_use_extension,
15357 see_pre_delete_extension, see_map_extension, see_commit_changes,
15358 see_analyze_merged_def_local_prop,
15359 see_analyze_merged_def_local_prop,
15360 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15361 see_set_prop_merged_def, see_set_prop_unmerged_def,
15362 see_set_prop_unmerged_use, see_print_one_extension,
15363 see_merge_one_use_extension, see_merge_one_def_extension,
15364 see_store_reference_and_extension, see_update_uses_relevancy,
15365 see_update_defs_relevancy): Likewise.
15366 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15367 hash_statistics_free, curr_statistics_hash): Likewise.
15368 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15369 expand_asm_operands, expand_return, case_bit_test_cmp,
15370 expand_case): Likewise.
15371 * stor-layout.c (start_record_layout): Likewise.
15372 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15373 gt_pch_save_stringpool): Likewise.
15374 * tree-data-ref.c (hash_stmt_vertex_info,
15375 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15376 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15378 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15381 * config/i386/i386.md : Change constraints of HImode and QImode
15382 immediate operands from "i" to "n". Change SImode "ni" constraint to
15383 "i" and SImode "rmi" constraint to "g". Remove all constraints
15384 from const0_operand and const1_operand predicated operands.
15385 (i): Change QImode and HImode attribute from "i" to "n".
15386 (*subqi_2): Change HImode operands to QImode.
15389 2008-06-25 Olivier Hainque <hainque@adacore.com>
15391 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15394 2008-06-25 Richard Guenther <rguenther@suse.de>
15396 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15397 not overflow the result type.
15399 2008-06-25 Richard Guenther <rguenther@suse.de>
15401 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15402 (vn_lookup): Likewise.
15404 2008-06-25 Richard Guenther <rguenther@suse.de>
15406 PR tree-optimization/35518
15407 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15408 * tree-sra.c (instantiate_element): Use fold_build3 to build
15410 (try_instantiate_multiple_fields): Likewise.
15412 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15414 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15417 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15419 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15420 use_backchain_to_restore_sp to true
15421 if the offset of the link register save area would go over the 32k - 1
15422 offset limit of the load
15425 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15427 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15428 anchor for the type-punning blurb. Cross-reference "Structures
15429 unions enumerations and bit-fields implementation". Provide a
15430 cast-through-pointer example. Make final sentence self-contained.
15431 * doc/implement-c.texi (Structures unions enumerations and
15432 bit-fields implementation): Cross-reference the type-punning blurb
15433 in the -fstrict-aliasing documentation.
15435 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15437 PR middle-end/36594
15438 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15439 the memory instead of the memory itself for the save area.
15441 2008-06-24 Olivier Hainque <hainque@adacore.com>
15442 Nicolas Roche <roche@adacore.com>
15444 * gengtype.c (srcdir_len): size_t instead of int.
15445 (get_file_realbasename): New function. For F a filename, the real
15446 basename of F, with all the path components stripped.
15447 (get_file_srcdir_relative_path): New function. For F a filename, the
15448 relative path to F from $(srcdir).
15449 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15450 get_file_realbasename. Adjust the head comment.
15451 (get_prefix_langdir_index): New function. For F a filename, return the
15452 lang_dir_names[] relative index of the language directory that is
15454 (get_file_langdir): For F a filename, return the name of the language
15455 directory where F is located.
15456 (get_file_gtfilename): New function. The gt- output file name for an
15458 (get_output_file_with_visibility): Replace in-line computations with
15459 uses of get_file_gtfilename and get_prefix_langdir_index.
15460 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15462 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15464 PR tree-optimization/36504
15465 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15466 references without base address.
15468 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15470 PR middle-end/36584
15471 * calls.c (expand_call): Increase alignment for recursive functions.
15473 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15475 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15476 (TARGET_FUNCTION_VALUE): New define.
15477 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15478 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15480 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15482 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15483 (fmod<mode>3): Ditto.
15484 (remainderxf3): Ditto.
15485 (remainder<mode>3): Ditto.
15487 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15490 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15491 REG is a hard register.
15493 PR tree-optimization/36508
15494 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15495 499, don't check it at all in release compilers.
15497 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15499 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15500 together with SSE_TARGET_MATH to disable insn pattern.
15501 (*fop_<MODEF:mode>_2_i387): Ditto.
15502 (*fop_<MODEF:mode>_3_i387): Ditto.
15504 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15506 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15508 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15510 PR middle-end/34906
15511 * gimplify.c (gimplify_asm_expr): Check the return code of
15512 parse_output_constraint call, set function return and is_inout
15513 value if it failed.
15515 2008-06-22 Ian Lance Taylor <iant@google.com>
15517 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15518 (narrowest_signed_type): Likewise.
15519 * c-typeck.c (c_common_type): Change local variable mclass to enum
15521 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15522 tcc_comparison, not the tree code itself.
15523 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15524 (c_expand_expr): Cast modifier to enum expand_modifier.
15525 * c-common.h (C_RID_CODE): Add casts.
15526 (C_SET_RID_CODE): Define.
15527 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15528 (c_lex_one_token): Add cast to avoid warning.
15529 (c_parser_objc_type_name): Rename local typename to type_name.
15530 (check_no_duplicate_clause): Change code parameter to enum
15532 (c_parser_omp_var_list_parens): Change kind parameter to enum
15534 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15535 c_parser_omp_list_var_parens.
15536 (c_parser_omp_threadprivate): Likewise.
15537 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15538 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15539 * c-format.c (NO_FMT): Define.
15540 (printf_length_specs): Use NO_FMT.
15541 (asm_fprintf_length_specs): Likewise.
15542 (gcc_diag_length_specs): Likewise.
15543 (scanf_length_specs): Likewise.
15544 (strfmon_length_specs): Likewise.
15545 (gcc_gfc_length_specs): Likewise.
15546 (printf_flag_specs): Change 0 to STD_C89.
15547 (asm_fprintf_flag_specs): Likewise.
15548 (gcc_diag_flag_specs): Likewise.
15549 (gcc_cxxdiag_flag_specs): Likewise.
15550 (scanf_flag_specs): Likewise.
15551 (strftime_flag_specs): Likewise.
15552 (strfmon_flag_specs): Likewise.
15553 (print_char_table): Likewise.
15554 (asm_fprintf_char_table): Likewise.
15555 (gcc_diag_char_table): Likewise.
15556 (gcc_tdiag_char_table): Likewise.
15557 (gcc_cdiag_char_table): Likewise.
15558 (gcc_cxxdiag_char_table): Likewise.
15559 (gcc_gfc_char_table): Likewise.
15560 (scan_char_table): Likewise.
15561 (time_char_table): Likewis.
15562 (monetary_char_table): Likewise.
15563 * c-format.h (BADLEN): Likewise.
15565 2008-06-21 Ian Lance Taylor <iant@google.com>
15567 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15568 Define END_OF_BASE_TREE_CODES around inclusion.
15569 * tree.c (tree_code_type): New global array.
15570 (tree_code_length, tree_code_name): Likewise.
15571 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15572 $(lang_tree_files).
15573 (all-tree.def, s-alltree): New targets.
15574 (gencheck.h, s-gencheck): Remove.
15575 (tree.o): Depend upon all-tree.def.
15576 (build/gencheck.o): Remove gencheck.h dependency.
15577 (mostlyclean): Don't remove gencheck.h.
15578 * c-common.h (enum c_tree_code): Remove.
15579 * c-lang.c (tree_code_type): Remove.
15580 (tree_code_length, tree_code_name): Remove.
15581 * gencheck.c (tree_codes): Include all-tree.def, rather than
15582 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15584 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15586 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15587 (operator_name_info): Size to MAX_TREE_CODES.
15588 (assignment_operator_name_info): Likewise.
15589 * cp/cp-lang.c (tree_code_type): Remove.
15590 (tree_code_length, tree_code_name): Remove.
15591 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15592 (assignment_operator_name_info): Likewise.
15593 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15595 * cp/mangle.c (write_expression): Likewise.
15596 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15597 * fortran/f95-lang.c (tree_code_type): Remove.
15598 (tree_code_length, tree_code_name): Remove.
15599 * java/java-tree.h (enum java_tree_code): Remove.
15600 * java/lang.c (tree_code_type): Remove.
15601 (tree_code_length, tree_code_name): Remove.
15602 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15603 * objc/objc-act.h (enum objc_tree_code): Remove.
15604 * objc/objc-lang.c (tree_code_type): Remove.
15605 (tree_code_length, tree_code_name): Remove.
15606 * objcp/objcp-lang.c (tree_code_type): Remove.
15607 (tree_code_length, tree_code_name): Remove.
15608 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15609 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15610 * ada/misc.c (tree_code_type): Remove.
15611 (tree_code_length, tree_code_name): Remove.
15613 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15615 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15616 the grand_bitmap_obstack.
15618 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15620 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15621 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15622 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15623 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15624 move_stmt_r, new_label_mapper): Likewise.
15625 * tree-complex.c (cvc_lookup): Likewise.
15626 * tree-dfa.c (create_function_ann): Likewise.
15627 * tree-dump.c (dump_register): Likewise.
15628 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15629 find_phi_replacement_condition): Likewise.
15630 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15631 tree_function_versioning): Likewise.
15632 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15633 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15634 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15635 get_nonlocal_debug_decl, convert_nonlocal_reference,
15636 convert_nonlocal_omp_clauses, get_local_debug_decl,
15637 convert_local_reference, convert_local_omp_clauses,
15638 convert_nl_goto_reference, convert_nl_goto_receiver,
15639 convert_tramp_reference, convert_call_expr): Likewise.
15640 * tree-outof-ssa.c (contains_tree_r): Likewise.
15641 * tree-parloops.c (reduction_phi, initialize_reductions,
15642 eliminate_local_variables_1, add_field_for_reduction,
15643 add_field_for_name, create_phi_for_local_result,
15644 create_call_for_reduction_1, create_loads_for_reductions,
15645 create_stores_for_reduction, create_loads_and_stores_for_name):
15647 * tree-phinodes.c (allocate_phi_node): Likewise.
15648 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15649 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15650 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15651 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15652 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15653 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15654 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15655 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15656 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15657 vn_nary_op_insert): Likewise.
15658 * tree-ssa.c (redirect_edge_var_map_add,
15659 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15660 * tree-vectorizer.c (vectorize_loops): Likewise.
15661 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15662 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15663 tree_cons_stat, build1_stat, build_variant_type_copy,
15664 decl_init_priority_lookup, decl_fini_priority_lookup,
15665 decl_priority_info, decl_restrict_base_lookup,
15666 decl_restrict_base_insert, decl_debug_expr_lookup,
15667 decl_debug_expr_insert, decl_value_expr_lookup,
15668 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15669 type_hash_add, get_file_function_name, tree_check_failed,
15670 tree_not_check_failed, tree_range_check_failed,
15671 omp_clause_range_check_failed, build_omp_clause,
15672 build_vl_exp_stat): Likewise.
15673 * value-prof.c (gimple_histogram_value,
15674 gimple_duplicate_stmt_histograms): Likewise.
15675 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15676 unshare_variable, variable_union_info_cmp_pos, variable_union,
15677 dataflow_set_different_1, dataflow_set_different_2,
15678 vt_find_locations, variable_was_changed, set_variable_part,
15679 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15680 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15681 section_entry_hash, object_block_entry_eq,
15682 object_block_entry_hash, create_block_symbol,
15683 initialize_cold_section_name, default_function_rodata_section,
15684 strip_reg_name, set_user_assembler_name, const_desc_eq,
15685 build_constant_desc, output_constant_def, lookup_constant_def,
15686 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15687 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15688 default_internal_label): Likewise.
15689 * varray.c (varray_init, varray_grow): Likewise.
15690 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15692 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15694 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15695 operators for "test" insn. Macroize insn using SWI mode macro.
15696 (*jcc_fused_2): Ditto.
15697 (*jcc_fused_3): Macroize insn using SWI mode macro.
15698 (*jcc_fused_4): Ditto.
15700 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15702 * tree-ssa-pre.c: Fix typo in comment.
15703 (init_antic, fini_antic): Add explicit funtions for
15704 initializing and deinitializing ANTIC and AVAIL sets.
15705 (create_expression_by_pieces): Fix typo in comment.
15706 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15707 (execute_pre): Eventually dump details about ANTIC_IN.
15709 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15711 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15712 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15713 add_to_obstack, file_at_path, find_a_file, execute,
15714 add_preprocessor_option, add_assembler_option, add_linker_option,
15715 process_command, insert_wrapper, do_option_spec, do_self_spec,
15716 spec_path, do_spec_1, is_directory, main, used_arg,
15717 getenv_spec_function): Likewise.
15718 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15719 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15722 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15724 * doc/rtl.texi: Updated subreg section.
15726 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15729 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15730 node->needed and node->reachable.
15731 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15732 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15733 (expand_task_call): Don't call expand_task_copyfn.
15734 (expand_task_copyfn): Renamed to...
15735 (finalize_task_copyfn): ... this.
15737 2008-06-19 Jan Hubicka <jh@suse.cz>
15739 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15740 clobbering framepointer.
15742 2008-06-19 Jan Hubicka <jh@suse.cz>
15744 * tree-optimize.c (execute_early_local_optimizations): Set
15745 cgraph_state only at first invocation.
15747 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15749 * system.h (-Wc++-compat): Activate as a warning, no an error.
15751 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15753 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15754 instead of "#" in insn asm template.
15755 (*jcc_fused_2): Ditto.
15757 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15759 * config/i386/i386.h (ix86_tune_indices)
15760 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15761 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15762 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15763 (*jcc_fused_2): Ditto.
15764 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15765 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15766 (print operand): Handle 'E' and 'e' code.
15768 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15770 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15771 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15772 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15774 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15776 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15778 (cgraph_expand_function): Use local copy of decl.
15779 (cgraph_expand_all_functions): Remove redundant initialization of
15781 (cgraph_optimize): Reword internal_error message.
15783 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15785 * arm-protos.h (arm_return_in_memory): Remove public
15786 arm_return_in_memory() prototype.
15787 * arm.c (arm_return_in_memory): Add static prototype, add target
15788 hook macro, change definition and comments.
15789 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15791 2008-06-19 Ben Elliston <bje@au.ibm.com>
15793 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15794 real.c: Remove references to IEEE 754R.
15795 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15796 * doc/libgcc.texi (Decimal float library routines): Likewise.
15798 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15800 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15801 (default_unwind_word_mode): Add prototype.
15802 * targhooks.c (default_unwind_word_mode): New function.
15803 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15804 instead of word_mode.
15805 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15806 (TARGET_INITIALIZER): Use it.
15808 * c-common.c (handle_mode_attribute): Support "unwind_word"
15810 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15812 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
15813 word_mode to access SjLj_Function_Context member "data".
15814 (sjlj_emit_dispatch_table): Likewise. Also, perform type
15815 conversion from targetm.eh_return_filter_mode () to
15816 targetm.unwind_word_mode () if they differ.
15818 * builtin-types.def (BT_UNWINDWORD): New primitive type.
15819 (BT_FN_UNWINDWORD_PTR): New function type.
15820 (BT_FN_WORD_PTR): Remove.
15821 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
15822 * except.c (expand_builtin_extend_pointer): Convert pointer to
15823 targetm.unwind_word_mode () instead of word_mode.
15825 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
15826 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
15827 (spu_unwind_word_mode): New function.
15828 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
15829 (TARGET_UNWIND_WORD_MODE): Define.
15830 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
15832 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15834 * config/spu/spu.c (reg_align): Remove.
15835 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
15836 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
15837 (spu_split_store): Likewise.
15839 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
15841 * gcc/tree-vn.c: Fix typo in comment.
15843 2008-06-18 Jan Hubicka <jh@suse.cz>
15845 * cgraphunit.c (cgraph_optimize): Output debug info when doing
15846 toplevel reorder too.
15848 2008-06-18 Jan Hubicka <jh@suse.cz>
15850 * c-opts.c (c_common_post_options): PCH is not compatible with
15852 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
15853 -fno-toplevel-reorder by default now.
15855 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15857 PR documentation/30739
15858 * doc/install.texi (Prerequisites): Document dependency on awk.
15860 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
15861 Ian Lance Taylor <iant@google.com>
15863 PR rtl-optimization/35604
15864 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
15865 only want to change jump destinations, not eventual label comparisons.
15867 2008-06-16 Jan Hubicka <jh@suse.cz>
15869 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
15871 (cgraph_analyze_function): Likewise.
15873 2008-06-16 Jan Hubicka <jh@suse.cz>
15875 * cgraph.h (cgraph_mark_if_needed): New function.
15876 * cgraphunit.c (cgraph_mark_if_needed): New function.
15877 * c-decl.c (duplicate_decl): Use it.
15879 2008-06-16 Jan Hubicka <jh@suse.cz>
15881 * cgraph.c (cgraph_add_new_function): When in expansion state, do
15884 2008-06-16 Jan Hubicka <jh@suse.cz>
15886 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
15888 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
15889 Kazu Hirata <kazu@codesourcery.com>
15890 Maxim Kuvyrkov <maxim@codesourcery.com
15892 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
15893 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
15894 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
15895 EXTRA_SPEC_FUNCTIONS.
15896 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
15897 (DRIVER_SELF_SPECS): Adjust.
15898 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
15899 * config/mips/st.h, config/mips/t-st: New.
15900 * config/mips/driver-native.c, config/mips/x-native: New.
15901 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15904 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15906 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15908 (ISA_HAS_FP_CONDMOVE): New macro.
15909 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15910 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15911 (ISA_HAS_NMADD3_NMSUB3): New macro.
15912 * config/mips/mips.c (mips_rtx_costs): Update.
15913 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15914 compiling for ST Loongson 2E/2F.
15915 (madd<mode>): Rename to madd4<mode>. Update.
15916 (madd3<mode>): New pattern.
15917 (msub<mode>): Rename to msub4<mode>. Update.
15918 (msub3<mode>): New pattern.
15919 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15920 (nmadd3<mode>): New pattern.
15921 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15922 (nmadd3<mode>_fastmath): New pattern.
15923 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15924 (nmsub3<mode>): New pattern.
15925 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15926 (nmsub3<mode>_fastmath): New pattern.
15927 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15929 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15931 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15932 (DF_REF_INSN_INFO): New.
15933 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15934 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15935 with a NULL DF_REF_INSN_INFO.
15936 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15938 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15939 DF_INSN_INFO_EQ_USES): New.
15940 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15941 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15942 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15943 * df-core.c: Update comment for above changes.
15944 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15945 DF_INSN_UID_* macros.
15946 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15947 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15948 insn rtx. Update all callers.
15949 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15950 df_ref_create_structure, df_insn_refs_collect): Likewise.
15951 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15952 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15953 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15954 macros to access the insn refs.
15955 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15956 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15957 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15958 for accessing the refs.
15959 (try_fwprop_subst): Likewise.
15960 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15961 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15962 for accessing the refs.
15963 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15964 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15965 to look at the insn refs.
15966 (record_uses): Likewise.
15967 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15969 (mark_artificial_uses): Don't mark_insn for artificial refs.
15970 (mark_reg_rependencies): Likewise.
15972 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15974 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15976 * configure: Regenerate.
15978 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15980 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15981 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15982 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15984 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15986 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15987 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15988 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15990 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15992 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15993 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15994 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15996 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15998 * tree-ssa-sccvn.c: Fix format of comments.
16000 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16002 * cgraph.c: Remove unneeded forward declarations of eq_node()
16005 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
16007 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
16009 (see_update_relevancy): Likewise.
16010 * fwprop.c (try_fwprop_subst): Likewise.
16011 * rtlanal.c (noop_move_p): Likewise.
16012 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
16013 notes to non-existing libcall blocks.
16014 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
16016 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
16017 (dead_libcall_p): Remove.
16018 (delete_trivially_dead_insns): Don't use it.
16019 * web.c (union_defs): Remove comment about keeping nops.
16020 * gcse.c (hash_scan_insn): Don't take libcall pointers.
16021 (compute_hash_table_work): Don't track libcall notes.
16022 (do_local_cprop): Don't take libcall pointers. Don't update
16024 (adjust_libcall_notes): Deleted.
16025 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
16026 ever have existed in the first place).
16027 (replace_store_insn): Don't try to remove libcall notes.
16028 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
16029 (resolve_reg_notes): Don't call them.
16030 (resolve_simple_move): Likewise.
16031 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
16032 Don't remove REG_RETVAL notes.
16033 * emit-rtl.c (try_split): Don't update libcall notes.
16034 (emit_copy_of_insn_after): Dito.
16035 * cselib.c (cselib_current_insn_in_libcall): Remove.
16036 (cselib_process_insn): Don't set/clear it.
16037 (new_elt_loc_list): Don't record it.
16038 (cselib_init): Don't initialize it.
16039 * cselib.c (struct elt_loc_list): Remove in_libcall field.
16040 * loop-invariant.c (find_invariant_insn): Don't look for libcall
16042 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
16043 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
16044 (init_deps): Don't initialize it.
16045 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
16046 * combine.c (delete_noop_moves): Don't update libcall notes.
16047 (can_combine_p): Remove now pointless #if 0 block.
16048 (try_combine): Remove another obsolete #if 0 block.
16049 (distribute_notes): Don't distribute libcall notes.
16050 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
16051 * dce.c (libcall_dead_p): Remove.
16052 (delete_unmarked_insns): Don't handle libcall blocks.
16053 (preserve_libcall_for_dce): Remove.
16054 (prescan_insns_for_dce): Don't special-case libcall block insns.
16055 * reload1 (reload): Don't handle libcall notes.
16056 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
16059 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16061 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
16062 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16063 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16065 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16067 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
16068 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16069 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16071 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16073 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
16075 2008-06-16 Ira Rosen <irar@il.ibm.com>
16077 PR tree-optimization/36493
16078 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
16079 the arguments list. Use VECTYPE to create vector pointer.
16080 (vectorizable_store): Fail if accesses through a pointer to vectype
16081 do not alias the original memory reference operands.
16082 Call vect_create_data_ref_ptr without the removed argument.
16083 (vectorizable_load): Likewise.
16084 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
16087 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
16090 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
16091 reg_equiv_constant.
16093 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
16095 * config/mips/loongson2ef.md: New file.
16096 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
16097 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
16098 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
16099 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
16100 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
16102 (loongson2ef.md): New include.
16103 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
16104 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
16105 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
16106 (loongson_gt_<mode>, loongson_extract_halfword)
16107 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16108 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
16109 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
16110 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
16111 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
16112 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
16113 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
16114 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
16115 (vec_interleave_low<mode>): Define type attribute.
16116 * config/mips/mips.c (mips_ls2): New static variable.
16117 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
16118 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
16119 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
16120 Implement target scheduling hooks.
16121 (mips_multipass_dfa_lookahead): Update to handle tuning for
16123 (mips_sched_init): Initialize data for Loongson scheduling.
16124 (mips_ls2_variable_issue): New static function.
16125 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
16127 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
16128 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
16129 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
16130 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
16131 Handle ST Loongson 2E/2F cores.
16132 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
16134 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16136 * omp-low.c (extract_omp_for_data): Fix comment typo.
16139 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16141 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
16142 FIXME note about gcc/config.guess.
16143 * doc/options.texi (Option file format): Remove non-ASCII bytes.
16144 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
16145 * doc/cppopts.texi: Likewise.
16146 * doc/extend.texi: Likewise.
16147 * doc/gcc.texi: Likewise.
16148 * doc/gccint.texi: Likewise.
16149 * doc/gcov.texi: Likewise.
16150 * doc/gty.texi: Likewise.
16151 * doc/hostconfig.texi: Likewise.
16152 * doc/install.texi: Likewise.
16153 * doc/invoke.texi: Likewise.
16154 * doc/loop.texi: Likewise.
16155 * doc/makefile.texi: Likewise.
16156 * doc/md.texi: Likewise.
16157 * doc/passes.texi: Likewise.
16158 * doc/tm.texi: Likewise.
16159 * doc/tree-ssa.texi: Likewise.
16160 * doc/trouble.texi: Likewise.
16162 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
16163 Nathan Sidwell <nathan@codesourcery.com>
16164 Maxim Kuvyrkov <maxim@codesourcery.com>
16165 Richard Sandiford <rdsandiford@googlemail.com>
16167 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
16168 * config/mips/mips-protos.h (mips_expand_vector_init): New.
16169 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
16171 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
16172 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
16173 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
16175 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
16176 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
16177 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
16178 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
16179 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
16180 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
16181 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
16182 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
16183 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
16184 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
16185 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
16186 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16187 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16188 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16189 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16190 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16191 (mips_builtins): Add Loongson builtins.
16192 (mips_loongson_2ef_bdesc): New.
16193 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16194 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16195 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16196 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16198 (mips_expand_vector_init): New.
16199 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16200 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16202 * config/mips/mips.md: Add unspec numbers for Loongson
16203 builtins. Include loongson.md.
16204 (MOVE64): Include Loongson vector modes.
16205 (SPLITF): Include Loongson vector modes.
16206 (HALFMODE): Handle Loongson vector modes.
16207 * config/mips/loongson.md: New.
16208 * config/mips/loongson.h: New.
16209 * config.gcc: Add loongson.h header for mips*-*-* targets.
16210 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16212 2008-06-14 Joseph Myers <joseph@codesourcery.com>
16214 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16215 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16216 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16217 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16218 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16219 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16220 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16221 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16222 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16223 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16224 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16225 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16226 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16227 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16228 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16229 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16230 Remove use_fixproto=yes.
16231 (ia64*-*-hpux*): Remove comment about using fixproto.
16232 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16234 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16236 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16238 * configure: Regenerate.
16240 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16242 PR middle-end/36520
16243 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16244 before evaluating it.
16246 2008-06-13 Jakub Jelinek <jakub@redhat.com>
16249 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16250 nested inline functions.
16251 (start_decl, start_function): Don't invert DECL_EXTERNAL
16252 for nested inline functions.
16254 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16256 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16257 splits that must be made for correctness.
16259 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16261 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16262 (AVAIL_NON_MIPS16): Likewise.
16263 (mips_builtin_description): Replace target_flags with a predicate.
16264 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16265 (dspr2_32): New availability predicates.
16266 (MIPS_BUILTIN): New macro.
16267 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16268 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16269 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16270 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16271 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16272 (mips_dsp_32only_bdesc): Merge into...
16273 (mips_builtins): ...this new array.
16274 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16275 (mips_init_builtins): Update after above changes.
16276 (mips_expand_builtin_1): Merge into...
16277 (mips_expand_builtin): ...here and update after above changes.
16279 2008-06-12 Paul Brook <paul@codesourcery.com>
16281 * longlong.h (__arm__): Define count_leading_zeros.
16282 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16283 (clzsi2, clzdi2): New functions.
16284 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16285 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16286 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16287 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16288 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16289 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16290 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16291 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16292 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16293 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16295 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
16297 * config/m68k/m68k.c (m68k_tune_flags): New.
16298 (override_options): Compute m68k_tune_flags.
16299 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16300 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16302 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16304 PR middle-end/36506
16305 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16307 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16309 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16310 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16312 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16314 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16315 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16317 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16319 PR middle-end/36506
16320 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16323 2008-06-12 Richard Guenther <rguenther@suse.de>
16325 PR tree-optimization/36345
16326 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16327 add memory_tag_needed flag.
16328 (may_alias_p): Declare.
16329 * tree-ssa-alias.c (may_alias_p): Export.
16330 (set_initial_properties): Use memory_tag_needed flag.
16331 (update_reference_counts): Likewise.
16332 (reset_alias_info): Reset memory_tag_needed flag.
16333 (create_name_tags): Check memory_tag_needed flag.
16334 (dump_points_to_info_for): Dump it.
16335 * tree-ssa-structalias.c (struct variable_info): Remove
16336 directly_dereferenced flag.
16337 (new_var_info): Do not initialize it.
16338 (process_constraint_1): Do not set it.
16339 (update_alias_info): Set is_dereferenced flag.
16340 (set_uids_in_ptset): Use may_alias_p.
16341 (set_used_smts): Check memory_tag_needed flag.
16342 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16343 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16344 memory_tag_needed flag.
16345 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16346 from broken design.
16348 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16350 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16351 red zone for w64 abi.
16352 (ix86_expand_prologue): Likewise.
16353 (ix86_force_to_memory): Likewise.
16354 (ix86_free_from_memory): Likewise.
16356 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16359 * config/rs6000/rs6000.c (rs6000_override_options): Set
16360 rs6000_isel conditionally to the absence of comand line override.
16361 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16362 Remove duplicate rs6000_isel setting.
16363 * config/rs6000/eabispe.h: Ditto.
16365 2008-06-11 Richard Guenther <rguenther@suse.de>
16367 * alias.c (get_alias_set): Use the element alias-set for arrays.
16368 (record_component_aliases): For arrays and vectors do nothing.
16369 * c-common.c (strict_aliasing_warning): Handle the cases
16370 of alias set zero explicitly.
16371 * Makefile.in (dfp.o-warn): Add -Wno-error.
16373 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16375 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16377 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16378 tune_32 tune_64 to supported_defaults. Allow values not
16379 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16380 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16381 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16382 with_cpu_64 to generic for 64-bit-supporting configurations, not
16383 with_cpu. Remove FIXMEs.
16384 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16385 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16386 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16387 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16388 arch_32 and arch_64.
16390 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16391 Olivier Hainque <hainque@adacore.com>
16393 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16394 Use DECL_SIZE_UNIT to retrieve the size of the field.
16396 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16398 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16399 with function calls after declarations. Lay out
16400 neon_float_type_node before further use.
16402 2008-06-11 Richard Guenther <rguenther@suse.de>
16404 * tree-flow.h (may_point_to_global_var): Declare.
16405 * tree-ssa-alias.c (may_point_to_global_var): New function.
16406 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16408 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16410 * configure.ac: Teach that fido supports .debug_line.
16411 * configure: Regenerate.
16413 2008-06-10 Tom Tromey <tromey@redhat.com>
16415 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16418 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16420 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16421 (encode_decimal64, decode_decimal64, encode_decimal128,
16422 decode_decimal128): Reverse order of 32-bit parts of value if host
16423 and target endianness differ.
16425 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16427 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16428 Avoid division by 0.
16429 (tree_mod_pow2_value_transform): Likewise.
16430 (tree_ic_transform): Likewise.
16431 (tree_stringops_transform): Likewise.
16432 (tree_mod_subtract_transform): Likewise.
16433 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16434 (copy_edges_for_bb): Likewise.
16435 (initialize_cfun): Likewise.
16437 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16439 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16440 nonmemory_operand. Add "N" operand constraint.
16442 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16443 (*jcc_btsi_mask): Ditto.
16444 (*jcc_btsi_mask_1): Ditto.
16446 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16448 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16449 TYPE_CANONICAL for copied element type.
16451 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16454 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16455 Add m_CORE2 and m_GENERIC.
16456 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16457 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16459 (*jcc_btdi_rex64): New instruction and split pattern.
16460 (*jcc_btsi): Ditto.
16461 (*jcc_btsi_1): Ditto.
16462 (*btsq): Fix Intel asm dialect operand order.
16466 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16468 PR middle-end/36447
16469 * simplify-rtx.c (simplify_subreg): Add check for shift count
16472 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16474 * doc/md.texi: Synchronize with later constraints.md change.
16475 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16476 with a C implementation.
16477 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16479 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16480 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16481 when moving to and from MD_REGNUM.
16482 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16483 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16484 Handle byte and halfword moves.
16485 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16487 * config/mips/constraints.md (h): Turn into NO_REGS.
16488 (l, x): Update documentation.
16489 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16490 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16491 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16492 (HILO): New mode iterator.
16494 (any_div): New code iterator.
16495 (u): Extend code attribute to div and udiv.
16496 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16497 d_operand in the splitters. Remove redundant CONST_INT checks.
16498 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16499 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16500 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16501 accordingly, using normal moves instead of unspecs to move LO into
16502 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16503 (<u>mulsidi3): Handle expansion in C code.
16504 (<u>mulsidi3_32bit_internal): Rename to...
16505 (<u>mulsidi3_32bit): ...this.
16506 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16507 (*<u>mulsidi3_64bit): Rename to...
16508 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16509 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16510 to set LO and HI to the multiplication result. Use a normal move
16511 for MFLO and an unspec for MFHI.
16512 (*<u>mulsidi3_64bit_parts): Replace with...
16513 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16514 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16515 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16516 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16517 instead of HI. Split the instruction into a separate multiplication
16518 and MFHI if !TARGET_FIX_R4000.
16519 (<su>muldi3_highpart): Likewise.
16520 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16521 and the "=h" clobber.
16522 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16523 (<u>mulditi3): New expander.
16524 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16525 (madsi): Remove "=h" clobber.
16526 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16527 Force the modulus result to be a GPR and split the instruction into
16528 a division followed by an MFHI after reload.
16529 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16530 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16531 the MIPS16 HIGH define_split.
16532 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16533 of acc<->gpr moves to "multi".
16534 (*movdi_64bit): Replace the single "x" alternative with
16535 alternatives for moving into and out of "a".
16536 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16537 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16538 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16539 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16540 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16541 (movti): New expander.
16542 (*movti, *movti_mips16): New insns.
16543 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16544 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16545 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16546 * config/mips/predicates.md (fpr_operand): Delete.
16547 (d_operand): New predicate.
16549 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16551 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16552 failure on some Bourne shells.
16553 (x86_64-*-*): Ditto.
16555 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16557 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16559 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16561 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16562 (sparc-sun-solaris2*): Likewise.
16564 2008-06-09 Arnaud Charlet <charlet@adacore.com
16566 * doc/install.texi: Update requirements to build the Ada compiler.
16568 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16570 * df-scan.c (struct df_scan_problem_data): Remove the
16571 mw_link_pool alloc pool.
16572 (df_scan_free_internal): Don't free it.
16573 (df_scan_alloc): Don't allocate it.
16574 * df.h (struct df_link): Update comment.
16576 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16578 * except.h: Correct checks for when SJLJ exceptions must be used.
16580 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16582 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16585 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16587 PR tree-optimization/36218
16588 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16589 configure for the build system.
16590 (BUILD_LDFLAGS): Define.
16591 * configure: Regenerate.
16592 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16594 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16597 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16598 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16599 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16601 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16603 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16605 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16607 * config.gcc (Obsolete configurations): Remove list of
16609 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16610 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16611 targets matched by those patterns.
16612 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16613 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16614 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16615 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16616 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16617 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16618 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16619 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16620 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16621 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16622 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16623 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16624 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16625 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16626 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16627 Make code for Solaris 7 and greater unconditional for Solaris.
16628 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16629 Remove --with-* handling.
16630 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16631 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16632 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16633 LINK_OS_WINDISS_SPEC): Remove.
16634 * config/rs6000/sysv4.opt (mwindiss): Remove.
16635 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16636 * configure: Regenerate.
16637 * doc/cpp.texi: Don't mention BeOS.
16638 * doc/extend.texi (interrupt): Don't mention MS1.
16639 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16640 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16641 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16642 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16643 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16645 * doc/invoke.texi (MT Options): Remove.
16646 (-mwindiss): Remove.
16647 (CRIS Options): Remove cris-axis-aout references.
16648 (HPPA Options): Don't mention hppa1.1-*-pro.
16649 * doc/md.texi: (MorphoTech family): Remove.
16650 * libgcc2.c: Don't handle UWIN.
16651 * config/alpha/t-unicosmk: Remove.
16652 * config/alpha/unicosmk.h: Remove.
16653 * config/arm/kaos-arm.h: Remove.
16654 * config/arm/kaos-strongarm.h: Remove.
16655 * config/arm/strongarm-coff.h: Remove.
16656 * config/arm/strongarm-elf.h: Remove.
16657 * config/arm/strongarm-pe.h: Remove.
16658 * config/arm/t-strongarm-pe: Remove.
16659 * config/arm/t-xscale-coff: Remove.
16660 * config/arm/t-xscale-elf: Remove.
16661 * config/arm/xscale-coff.h: Remove.
16662 * config/arm/xscale-elf.h: Remove.
16663 * config/chorus.h: Remove.
16664 * config/cris/aout.h: Remove.
16665 * config/cris/aout.opt: Remove.
16666 * config/cris/t-aout: Remove.
16667 * config/i386/beos-elf.h: Remove.
16668 * config/i386/kaos-i386.h: Remove.
16669 * config/i386/ptx4-i.h: Remove.
16670 * config/i386/sco5.h: Remove.
16671 * config/i386/sco5.opt: Remove.
16672 * config/i386/sysv4-cpp.h: Remove.
16673 * config/i386/sysv5.h: Remove.
16674 * config/i386/t-beos: Remove.
16675 * config/i386/t-sco5: Remove.
16676 * config/i386/t-uwin: Remove.
16677 * config/i386/uwin.asm: Remove.
16678 * config/i386/uwin.h: Remove.
16679 * config/kaos.h: Remove.
16680 * config/mips/windiss.h: Remove.
16681 * config/mt: Remove directory.
16682 * config/pa/pa-osf.h: Remove.
16683 * config/pa/pa-pro-end.h: Remove.
16684 * config/pa/t-pro: Remove.
16685 * config/ptx4.h: Remove.
16686 * config/rs6000/beos.h: Remove.
16687 * config/rs6000/kaos-ppc.h: Remove.
16688 * config/rs6000/t-beos: Remove.
16689 * config/rs6000/windiss.h: Remove.
16690 * config/sh/kaos-sh.h: Remove.
16691 * config/sol2-6.h: Remove.
16692 * config/sparc/sol26-sld.h: Remove.
16693 * config/sparc/sysv4-only.h: Remove.
16694 * config/vax/bsd.h: Remove.
16695 * config/vax/t-memfuncs: Remove.
16696 * config/vax/ultrix.h: Remove.
16697 * config/vax/vaxv.h: Remove.
16698 * config/windiss.h: Remove.
16700 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16702 PR rtl-optimization/36438
16703 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16704 for vector shifts with constant scalar shift operands.
16706 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16708 * doc/invoke.texi: Document -march=xlr.
16709 * config/mips/xlr.md: New file.
16710 * config/mips/mips.md: Include it.
16712 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16713 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16714 (mips_rtx_cost_data): Likewise.
16716 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16718 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16719 PRE_INC and PRE_DEC cases.
16721 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16723 PR rtl-optimization/36419
16724 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16725 the emitting jump insn.
16728 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16729 is not bool, boolify the whole *expr_p and convert to the desired type.
16731 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16733 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16734 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16735 Add omp_private_outer_ref hook, add another argument to
16736 omp_clause_default_ctor hook.
16737 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16738 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16739 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16740 hook_tree_tree_tree_tree_null.
16741 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16742 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16743 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16744 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16745 * tree.def (OMP_TASK): New tree code.
16746 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16747 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16748 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16749 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16750 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16751 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16752 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16753 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16754 (OMP_DIRECTIVE_P): Add OMP_TASK.
16755 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16756 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16757 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16758 and OMP_CLAUSE_UNTIED entries.
16759 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16761 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16762 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16763 * tree-pretty-print.c (dump_omp_clause): Handle
16764 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16765 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16766 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16767 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16768 warning about unsigned iterators. Change decl/init/cond/incr
16769 arguments to TREE_VECs, check arguments for all collapsed loops.
16770 (c_finish_omp_taskwait): New function.
16771 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16773 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16774 default_function_array_conversion on init. Add par_clauses argument.
16775 If decl is present in parallel's lastprivate clause, change it to
16776 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16777 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16778 collapse count in clauses.
16779 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16780 c_parser_omp_for_loop callers.
16781 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16782 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16783 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16784 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16786 (c_parser_omp_clause_schedule): Handle schedule(auto).
16787 Include correct location in the error message.
16788 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16789 and PRAGMA_OMP_CLAUSE_UNTIED.
16790 (OMP_TASK_CLAUSE_MASK): Define.
16791 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16792 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16793 * tree-nested.c (convert_nonlocal_omp_clauses,
16794 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16795 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16796 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16797 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16799 (conver_nonlocal_reference, convert_local_reference,
16800 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16801 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16802 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16803 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16804 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16805 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16806 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16807 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
16808 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16810 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16811 * c-common.h (c_finish_omp_taskwait): New prototype.
16812 * gimple-low.c (lower_stmt): Handle OMP_TASK.
16813 * tree-parloops.c (create_parallel_loop): Create 1 entry
16814 vectors for OMP_FOR_{INIT,COND,INCR}.
16815 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16816 (make_edges): Handle OMP_TASK.
16817 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
16818 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16819 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
16820 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
16821 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
16822 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16823 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16824 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
16825 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
16826 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
16827 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
16828 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
16829 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
16830 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
16831 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
16832 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
16833 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
16834 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
16835 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
16836 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
16837 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
16838 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
16839 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
16840 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
16841 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
16842 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
16843 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
16844 original iterator is present in lastprivate clause or if
16845 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
16846 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16847 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
16848 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
16849 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
16850 if it is set, lookup var in outer contexts too. Handle
16851 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
16852 to be implicitly determined firstprivate for task regions.
16853 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
16854 if it is set, lookup var in outer contexts too. Set
16855 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
16856 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
16857 OMP_CLAUSE_UNTIED. Take region_type as last argument
16858 instead of in_parallel and in_combined_parallel.
16859 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
16861 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
16862 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
16863 (new_omp_context): Set default_kind to
16864 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
16865 (omp_region_type): New enum.
16866 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
16867 fields, add region_type.
16868 (new_omp_context): Take region_type as argument instead of is_parallel
16869 and is_combined_parallel.
16870 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
16871 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
16872 ctx->is_combined_parallel checks.
16873 (gimplify_omp_task): New function.
16874 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16876 * omp-low.c (extract_omp_for_data): Use schedule(static)
16877 for schedule(auto). Handle pointer and unsigned iterators.
16878 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
16879 Add loops argument. Extract data for collapsed OMP_FOR loops.
16880 (expand_parallel_call): Assert sched_kind isn't auto,
16881 map runtime schedule to index 3.
16882 (struct omp_for_data_loop): New type.
16883 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
16884 Add loop, loops, collapse and iter_type fields.
16885 (workshare_safe_to_combine_p): Disallow combined for if
16886 iter_type is unsigned long long. Don't combine collapse > 1 loops
16887 unless all bounds and steps are constant. Adjust extract_omp_for_data
16889 (expand_omp_for_generic): Handle pointer, unsigned and long long
16890 iterators. Handle collapsed OMP_FOR loops. Adjust
16891 for struct omp_for_data changes. If libgomp function doesn't return
16892 boolean_type_node, add comparison of the return value with 0.
16893 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
16894 pointer, unsigned and long long iterators. Adjust for struct
16895 omp_for_data changes.
16896 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
16897 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
16898 unsigned long long. Allocate loops array, pass it to
16899 extract_omp_for_data. For collapse > 1 loops use always
16900 expand_omp_for_generic.
16901 (omp_context): Add sfield_map and srecord_type fields.
16902 (is_task_ctx, lookup_sfield): New functions.
16903 (use_pointer_for_field): Use is_task_ctx helper. Change first
16904 argument's type from const_tree to tree. Clarify comment.
16905 In OMP_TASK disallow copy-in/out sharing.
16906 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16907 (install_var_field): Add mask argument. Populate both record_type
16908 and srecord_type if needed.
16909 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16911 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16912 and DECL_FIELD_OFFSET.
16913 (scan_sharing_clauses): Adjust install_var_field callers. For
16914 firstprivate clauses on explicit tasks allocate the var by value in
16915 record_type unconditionally, rather than by reference.
16916 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16917 Use is_taskreg_ctx instead of is_parallel_ctx.
16918 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16919 (create_omp_child_function_name): Add task_copy argument, use
16920 *_omp_cpyfn* names if it is true.
16921 (create_omp_child_function): Add task_copy argument, if true create
16922 *_omp_cpyfn* helper function.
16923 (scan_omp_parallel): Adjust create_omp_child_function callers.
16924 Rename parallel_nesting_level to taskreg_nesting_level.
16925 (scan_omp_task): New function.
16926 (lower_rec_input_clauses): Don't run constructors for firstprivate
16927 explicit task vars which are initialized by *_omp_cpyfn*.
16928 Pass outer var ref to omp_clause_default_ctor hook if
16929 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16930 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16931 OMP_CLAUSE_REDUCTION_INIT.
16932 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16933 avoid duplicate setting of fields. Handle
16934 OMP_CLAUSE_PRIVATE_OUTER_REF.
16935 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16936 copy-out if TREE_READONLY, only copy-in.
16937 (expand_task_copyfn): New function.
16938 (expand_task_call): New function.
16939 (struct omp_taskcopy_context): New type.
16940 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16942 (lower_omp_parallel): Rename to...
16943 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16944 Call create_task_copyfn if srecord_type is needed. Adjust
16946 (task_shared_vars): New variable.
16947 (check_omp_nesting_restrictions): Warn if work-sharing,
16948 barrier, master or ordered region is closely nested inside OMP_TASK.
16949 Add warnings for barrier if closely nested inside of work-sharing,
16950 ordered, or master region.
16951 (scan_omp_1): Call check_omp_nesting_restrictions even for
16952 GOMP_barrier calls. Rename parallel_nesting_level to
16953 taskreg_nesting_level. Handle OMP_TASK.
16954 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16955 work-sharing construct, continue looking for them on parent parallel
16957 (lower_omp_for_lastprivate): Add lastprivate clauses
16958 to the beginning of dlist rather than end. Adjust for struct
16959 omp_for_data changes.
16960 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16961 not after it. Handle collapsed OMP_FOR loops, adjust for
16962 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16963 (get_ws_args_for): Adjust extract_omp_for_data caller.
16964 (scan_omp_for): Handle collapsed OMP_FOR
16965 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16966 (lower_omp_single_simple): If libgomp function doesn't return
16967 boolean_type_node, add comparison of the return value with 0.
16968 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16969 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16970 (parallel_nesting_level): Rename to...
16971 (taskreg_nesting_level): ... this.
16972 (is_taskreg_ctx): New function.
16973 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16974 of is_parallel_ctx.
16975 (execute_lower_omp): Rename parallel_nesting_level to
16976 taskreg_nesting_level.
16977 (expand_omp_parallel): Rename to...
16978 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16979 Call omp_task_call for OMP_TASK regions.
16980 (expand_omp): Adjust caller, handle OMP_TASK.
16981 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16983 * bitmap.c (bitmap_default_obstack_depth): New variable.
16984 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16985 if argument is NULL and bitmap_default_obstack is already initialized.
16986 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16988 * matrix-reorg.c (matrix_reorg): Likewise.
16990 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16992 * config/i386/i386.md (*indirect_jump): Macroize using P
16993 mode iterator. Remove !TARGET_64BIT from insn constraints.
16994 (*tablejump_1): Ditto.
16995 (*indirect_jump_rex64): Remove insn pattern.
16996 (*tablejump_1_rex64): Ditto.
16997 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16998 and eh_return_si insn patterns.
17000 2008-06-06 Richard Guenther <rguenther@suse.de>
17002 * tree-ssa-structalias.c (merge_smts_into): Remove.
17003 (find_what_p_points_to): Do not bother to compute the
17004 points-to set for pt_anything pointers.
17005 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
17006 for pt_anything pointers is ok.
17008 2008-06-06 Jan Hubicka <jh@suse.cz>
17010 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
17012 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17014 * cgraph.c: Fix typos in comments.
17015 (cgraph_availability_names): Fix string typo.
17016 * fold-const.c: Fix typos in comments.
17017 (fold_binary): Fix typo in warning.
17018 * genautomata.c: Fix typos in comments.
17019 (check_presence_pattern_sets): Fix typo in local variable.
17020 (output_description): Fix typo in output.
17021 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
17022 * hwint.h: Likewise.
17023 * matrix-reorg.c (check_allocation_function): Likewise.
17024 * omega.c (smooth_weird_equations): Likewise.
17025 * auto-inc-dec.c: Fix typos in comments.
17026 * bb-reorder.c: Likewise.
17027 * builtins.c: Likewise.
17028 * c-common.c: Likewise.
17029 * c-cppbuiltin.c: Likewise.
17030 * c-parser.c: Likewise.
17031 * c-pretty-print.c: Likewise.
17032 * cfgcleanup.c: Likewise.
17033 * cfgexpand.c: Likewise.
17034 * cfghooks.c: Likewise.
17035 * cfglayout.c: Likewise.
17036 * cfgloopmanip.c: Likewise.
17037 * cgraphunit.c: Likewise.
17038 * coverage.c: Likewise.
17039 * dbxout.c: Likewise.
17040 * df-byte-scan.c: Likewise.
17041 * df-core.c: Likewise.
17042 * df-problems.c: Likewise.
17043 * df-scan.c: Likewise.
17045 * dominance.c: Likewise.
17046 * domwalk.c: Likewise.
17048 * dwarf2out.c: Likewise.
17049 * emit-rtl.c: Likewise.
17050 * et-forest.c: Likewise.
17051 * function.c: Likewise.
17052 * function.h: Likewise.
17054 * gcov-io.c: Likewise.
17055 * gcov.c: Likewise.
17056 * gcse.c: Likewise.
17057 * genattrtab.c: Likewise.
17058 * ggc-page.c: Likewise.
17059 * gimplify.c: Likewise.
17060 * gthr-lynx.h: Likewise.
17061 * haifa-sched.c: Likewise.
17062 * ipa-cp.c: Likewise.
17063 * ipa-inline.c: Likewise.
17064 * ipa-prop.h: Likewise.
17065 * ipa-pure-const.c: Likewise.
17066 * ipa-struct-reorg.c: Likewise.
17067 * ipa-struct-reorg.h: Likewise.
17068 * ipa-type-escape.c: Likewise.
17070 * loop-doloop.c: Likewise.
17071 * mips-tfile.c: Likewise.
17072 * mkmap-flat.awk: Likewise.
17073 * mkmap-symver.awk: Likewise.
17074 * modulo-sched.c: Likewise.
17075 * omp-low.c: Likewise.
17076 * optabs.c: Likewise.
17077 * optabs.h: Likewise.
17078 * opts.c: Likewise.
17079 * passes.c: Likewise.
17080 * postreload-gcse.c: Likewise.
17081 * postreload.c: Likewise.
17082 * predict.c: Likewise.
17083 * pretty-print.h: Likewise.
17084 * profile.c: Likewise.
17085 * protoize.c: Likewise.
17086 * ra-conflict.c: Likewise.
17087 * real.c: Likewise.
17088 * recog.c: Likewise.
17089 * regclass.c: Likewise.
17090 * regs.h: Likewise.
17091 * reload.c: Likewise.
17092 * rtl-error.c: Likewise.
17093 * rtlanal.c: Likewise.
17094 * scan.h: Likewise.
17095 * sched-rgn.c: Likewise.
17097 * stmt.c: Likewise.
17098 * target.h: Likewise.
17099 * tree-dfa.c: Likewise.
17100 * tree-eh.c: Likewise.
17101 * tree-flow-inline.h: Likewise.
17102 * tree-inline.c: Likewise.
17103 * tree-into-ssa.c: Likewise.
17104 * tree-loop-distribution.c: Likewise.
17105 * tree-nested.c: Likewise.
17106 * tree-parloops.c: Likewise.
17107 * tree-pass.h: Likewise.
17108 * tree-pretty-print.c: Likewise.
17109 * tree-profile.c: Likewise.
17110 * tree-scalar-evolution.c: Likewise.
17111 * tree-sra.c: Likewise.
17112 * tree-ssa-alias-warnings.c: Likewise.
17113 * tree-ssa-ccp.c: Likewise.
17114 * tree-ssa-coalesce.c: Likewise.
17115 * tree-ssa-dom.c: Likewise.
17116 * tree-ssa-dse.c: Likewise.
17117 * tree-ssa-forwprop.c: Likewise.
17118 * tree-ssa-live.c: Likewise.
17119 * tree-ssa-live.h: Likewise.
17120 * tree-ssa-loop-im.c: Likewise.
17121 * tree-ssa-loop-ivopts.c: Likewise.
17122 * tree-ssa-loop-niter.c: Likewise.
17123 * tree-ssa-loop-prefetch.c: Likewise.
17124 * tree-ssa-phiopt.c: Likewise.
17125 * tree-ssa-phiprop.c: Likewise.
17126 * tree-ssa-sccvn.c: Likewise.
17127 * tree-ssa-ter.c: Likewise.
17128 * tree-ssa-threadupdate.c: Likewise.
17129 * tree-ssa.c: Likewise.
17130 * tree-vect-analyze.c: Likewise.
17131 * tree-vect-transform.c: Likewise.
17132 * tree-vectorizer.c: Likewise.
17133 * tree-vn.c: Likewise.
17134 * tree-vrp.c: Likewise.
17135 * tree.c: Likewise.
17136 * tree.def: Likewise.
17137 * tree.h: Likewise.
17138 * unwind-dw2-fde.c: Likewise.
17139 * unwind.inc: Likewise.
17140 * value-prof.c: Likewise.
17141 * vmsdbgout.c: Likewise.
17143 2008-06-05 David Edelsohn <edelsohn@gnu.org>
17145 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
17146 always place FP constants in the TOC for TARGET_POWERPC64.
17147 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
17149 2008-06-05 Joseph Myers <joseph@codesourcery.com>
17151 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
17152 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
17153 enable for TARGET_E500_DOUBLE.
17154 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
17155 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
17156 floating-point modes like integer modes for E500 double.
17157 (rs6000_legitimate_offset_address_p): Likewise.
17158 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
17159 addressing for DDmode for E500 double.
17160 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
17161 modes as using 64-bits of registers for E500 double.
17162 (spe_build_register_parallel): Do not handle DDmode or TDmode.
17163 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
17164 specially for E500 double.
17165 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
17166 TDmode for E500 double.
17167 (rs6000_gimplify_va_arg): Only handle SDmode in registers
17168 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
17169 (rs6000_split_multireg_move): Do not handle TDmode specially for
17171 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
17172 using 64-bit registers for E500 double.
17173 (emit_frame_save): Do not handle DDmode specially for E500 double.
17174 (gen_frame_mem_offset): Likewise.
17175 (rs6000_function_value): Do not call spe_build_register_parallel
17176 for DDmode or TDmode.
17177 (rs6000_libcall_value): Likewise.
17178 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
17179 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
17182 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
17184 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17187 2008-06-04 Junjie Gu <jgu@tensilica.com>
17189 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17190 comparison for frame pointers.
17192 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17195 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17197 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17200 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17201 register is already smaller or equal to required mode.
17203 2008-06-04 Xinliang David Li <davidxl@google.com>
17205 * tree-call-cdce.c: New file.
17206 (cond_dead_built_in_calls): New static variable.
17207 (input_domain): New struct.
17208 (check_pow): New function.
17209 (check_builtin_call): Ditto.
17210 (check_target_format): Ditto.
17211 (is_call_dce_candidate): Ditto.
17212 (gen_one_condition): Ditto.
17213 (gen_conditions_for_domain): Ditto.
17214 (get_domain): Ditto.
17215 (gen_conditions_for_pow_cst_base): Ditto.
17216 (gen_conditions_for_pow_int_base): Ditto.
17217 (gen_conditions_for_pow): Ditto.
17218 (get_no_error_domain): Ditto.
17219 (gen_shrink_wrap_conditions): Ditto.
17220 (shrink_wrap_one_built_in_call): Ditto.
17221 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17222 (tree_call_cdce): Ditto.
17223 (gate_call_cdce): Ditto.
17224 (pass_call_cdce): New gimple pass.
17225 * passes.c: (init_optimization_passes): New pass.
17226 * tree-pass.h: New pass declaration.
17227 * opts.c (decode_options): New flag setting.
17228 * common.opt: Add -ftree-builtin-call-dce flag.
17229 * Makefile.in: Add new source file.
17230 * tempvar.def: New tv_id.
17231 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17233 2008-06-04 Richard Guenther <rguenther@suse.de>
17235 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17236 (is_call_clobbered): Always check var_ann->call_clobbered.
17237 (mark_call_clobbered): Always set var_ann->call_clobbered.
17238 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17239 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17240 (reset_alias_info): Clear call clobbering info on MTAGs and
17242 (set_pt_anything): Set pt_global_mem.
17243 (create_tag_raw): Adjust comment.
17244 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17246 2008-06-04 Joseph Myers <joseph@codesourcery.com>
17247 Maxim Kuvyrkov <maxim@codesourcery.com>
17249 * config/m68k/m68k.opt (mxgot): New option.
17250 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17251 (m68k_output_addr_const_extra): New.
17252 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17253 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17254 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17255 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17257 2008-06-04 Richard Guenther <rguenther@suse.de>
17259 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17260 negative or non-representable offsets.
17262 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17264 * config/i386/i386.c (ix86_gen_leave): New.
17265 (ix86_gen_pop1): Likewise.
17266 (ix86_gen_add3): Likewise.
17267 (ix86_gen_sub3): Likewise.
17268 (ix86_gen_sub3_carry): Likewise.
17269 (ix86_gen_one_cmpl2): Likewise.
17270 (ix86_gen_monitor): Likewise.
17271 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17272 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17273 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17274 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17275 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17276 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17277 (ix86_expand_epilogue): Updated.
17278 (print_operand): Handle integer register operand for 'z'.
17279 (ix86_expand_strlensi_unroll_1): Likewise.
17280 (ix86_expand_strlen): Likewise.
17281 (ix86_expand_builtin): Likewise.
17282 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17283 mov{q}/mov{l} and add{q}/add{l}.
17285 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17287 * config/i386/i386.md (P): New mode iterator.
17288 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17289 using P mode iterator.
17290 (DFmode push_operand splitter): Ditto.
17291 (XFmode push_operand splitter): Ditto.
17292 (DFmode float_extend SFmode push_operand splitter): Ditto.
17293 (XFmode float_extend SFmode push_operand splitter): Do not generate
17294 SImode pushes for 64bit target. Macroize Dimode and SImode
17295 pushes using P mode iterator.
17296 (XFmode float_extend DFmode push_operand splitter): Ditto.
17298 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17300 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17301 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17302 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17303 return type to int.
17304 (ix86_call_abi_override): Remove check for call_used_regs.
17306 2008-06-03 Richard Guenther <rguenther@suse.de>
17308 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17309 for the lhs of calls if the return type contains pointers.
17311 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17313 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17314 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17315 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17316 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17317 of cfun and DEFAULT_ABI to deceide abi mode.
17318 (DEFAULT_ABI): New.
17319 (REG_PARM_STACK_SPACE): Removed.
17320 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17321 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17322 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17323 (ix86_function_abi): Likewise.
17324 (ix86_function_type_abi): Likewise.
17325 (ix86_call_abi_override): Likewise.
17326 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17327 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17328 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17329 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17331 (X86_64_REGPARM_MAX): New.
17332 (X86_64_SSE_REGPARM_MAX): New.
17333 (X64_REGPARM_MAX): New.
17334 (X64_SSE_REGPARM_MAX): New.
17335 (X86_32_REGPARM_MAX): New.
17336 (X86_32_SSE_REGPARM_MAX): New.
17337 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17338 (ix86_function_regparm): Handle user calling abi.
17339 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17340 by DEFAULT_ABI versus SYSV_ABI check.
17341 (ix86_reg_parm_stack_space): New.
17342 (ix86_function_type_abi): New.
17343 (ix86_call_abi_override): New.
17344 (ix86_function_abi): New.
17345 (ix86_cfun_abi): New.
17346 (init_cumulative_args): Call abi specific initialization.
17347 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17348 (function_arg_64): Extend SSE_REGPARM_MAX check.
17349 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17350 (ix86_pass_by_reference): Likewise.
17351 (ix86_function_value_regno_p): Likewise.
17352 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17353 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17354 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17355 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17356 (setup_incoming_varargs_64): Adjust regparm for call abi.
17357 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17358 (ix86_va_start): Likewise.
17359 (ix86_gimplify_va_arg): Likewise.
17360 (ix86_expand_prologue): Likewise.
17361 (output_pic_addr_const): Likewise.
17362 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17363 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17364 (x86_output_mi_thunk): Likewise.
17365 (x86_function_profiler): Likewise.
17366 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17367 (SYSV_ABI, MS_ABI): New constants.
17368 (DEFAULT_ABI): New.
17369 (init_regs): Add prototype of function in regclass.c file.
17370 (OVERRIDE_ABI_FORMAT): New.
17371 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17372 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17373 (OUTGOING_REG_PARM_STACK_SPACE): New.
17374 (ix86_reg_parm_stack_space): New prototype.
17375 (CUMULATIVE_ARGS): Add call_abi member.
17376 (machine_function): Add call_abi member.
17377 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17378 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17380 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17383 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17384 (avr_builtin_setjmp_frame_value): New function.
17385 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17386 (nonlocal_goto): Define.
17388 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17390 * config/mips/mips.c (mips_emit_loadgp): Return early if
17391 there is nothing do to, otherwise emit a blockage if
17392 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17393 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17395 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17397 * configure.ac: Drop unneeded backslash ending up in config.in.
17398 * acinclude.m4: Likewise.
17399 * config.in: Regenerate.
17401 2008-05-26 Jan Hubicka <jh@suse.cz>
17403 * predict.c (maybe_hot_frequency_p): Break out of...
17404 (maybe_hot_bb_p): ... here.
17405 (maybe_hot_edge_p): New.
17406 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17407 * basic-block.h (maybe_hot_edge_p): Declare.
17409 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17411 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17412 (*cmpfp_<mode>_cc): Ditto.
17413 (*fp_jcc_8<mode>_387): Ditto.
17414 (*fop_<MODEF:mode>_2_i387): Ditto.
17415 (*fop_<MODEF:mode>_3_i387): Ditto.
17416 (*fop_xf_2_i387): Ditto.
17417 (*fop_xf_3_i387): Ditto.
17419 2008-06-02 Tomas Bily <tbily@suse.cz>
17421 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17423 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17425 * config/mips/mips.c (mips_valid_offset_p): New function.
17426 (mips_valid_lo_sum_p): Likewise.
17427 (mips_classify_address): Use them.
17428 (mips_force_address): New function.
17429 (mips_legitimize_address): Use it.
17430 * config/mips/mips.md (MOVE128): New mode iterator.
17431 (movtf): Require TARGET_64BIT. Remove empty strings.
17432 (*movtf_internal): Rename to...
17433 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17434 of "R" and use {,fp}{load,store} attributes instead of "multi".
17435 Use a separate define_split.
17436 (*movtf_mips16): New pattern.
17438 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17440 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17441 * config/mips/mips.c (mips_expand_before_return): New function.
17442 (mips_expand_epilogue): Call it.
17443 * config/mips/mips.md (return): Turn into a define_expand.
17444 (*return): New insn.
17446 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17448 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17449 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17450 functions. Do not emit uses and clobbers of CONCATs; individually
17451 use and clobber their operands.
17452 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17453 gen_clobber, emit_use and gen_use.
17454 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17455 (expand_builtin_return): Likewise.
17456 * cfgbuild.c (count_basic_blocks): Likewise.
17457 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17458 * explow.c (emit_stack_restore): Likewise.
17459 * expmed.c (extract_bit_field_1): Likewise.
17460 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17461 (emit_move_multi_word, store_constructor): Likewise.
17462 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17463 (thread_prologue_and_epilogue_insns): Likewise.
17464 * lower-subreg.c (resolve_simple_move): Likewise.
17465 * optabs.c (widen_operand, expand_binop): Likewise.
17466 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17467 * reload.c (find_reloads): Likewise.
17468 * reload1.c (eliminate_regs_in_insn): Likewise.
17469 * stmt.c (expand_nl_goto_receiver): Likewise.
17470 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17471 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17472 * config/arm/arm.c (arm_load_pic_register): Likewise.
17473 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17474 * config/arm/arm.md (untyped_return): Likewise.
17475 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17476 * config/avr/avr.c (expand_prologue): Likewise.
17477 * config/bfin/bfin.c (do_unlink): Likewise.
17478 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17479 * config/cris/cris.c (cris_expand_prologue): Likewise.
17480 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17481 (machopic_legitimize_pic_address): Likewise.
17482 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17483 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17484 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17485 (ix86_expand_convert_uns_didf_sse): Likewise.
17486 (ix86_expand_vector_init_general): Likewise.
17487 * config/ia64/ia64.md (eh_epilogue): Likewise.
17488 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17489 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17490 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17491 (config/iq2000/iq2000.c): Likewise.
17492 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17493 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17494 (builtin_longjmp): Likewise.
17495 * config/mn10300/mn10300.md (call, call_value): Likewise.
17496 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17497 * config/pdp11/pdp11.md (abshi2): Likewise.
17498 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17499 * config/s390/s390.c (s390_emit_prologue): Likewise.
17500 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17501 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17502 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17503 * config/sh/sh.c (prepare_move_operands): Likewise.
17504 (output_stack_adjust, sh_expand_epilogue): Likewise.
17505 (sh_set_return_address, sh_expand_t_scc): Likewise.
17506 * config/sparc/sparc.c (load_pic_register): Likewise.
17507 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17508 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17509 * config/v850/v850.c (expand_epilogue): Likewise.
17511 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17513 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17514 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17515 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17516 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17517 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17518 stack pointer register.
17519 (output_movhi): Remove code for interrupt specific writing to the
17520 stack pointer register.
17522 2008-05-31 Richard Guenther <rguenther@suse.de>
17524 PR tree-optimization/34244
17525 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17526 (tree_expr_nonzero_warnv_p): Likewise.
17527 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17528 ssa_name_nonnegative_p.
17529 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17530 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17531 not tree_expr_nonzero_warnv_p.
17533 PR tree-optimization/36262
17535 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17537 PR tree-optimization/34244
17538 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17539 (record_numbers_of_iterations): New function.
17540 (execute_vrp): Cache the numbers of iterations of loops.
17541 * tree-scalar-evolution.c (scev_reset_except_niters):
17543 (scev_reset): Use scev_reset_except_niters.
17544 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17546 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17548 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17549 __WORKAROUND_RETS when appropriate.
17551 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17553 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17554 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17556 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17557 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17558 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17559 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17560 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17561 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17562 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17563 *fop_df_1_sse insn patterns using MODEF mode iterator.
17564 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17565 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17566 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17567 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17568 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17569 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17570 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17571 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17572 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17573 (*fop_xf_5_i387): Ditto.
17574 (*fop_xf_6_i387): Ditto.
17576 2008-05-30 Richard Guenther <rguenther@suse.de>
17578 * builtins.c (build_string_literal): Avoid generating
17579 a non-gimple_val result.
17581 2008-05-30 DJ Delorie <dj@redhat.com>
17583 * exec-tool.in: Use an environment variable (private) instead of a
17584 file (shared) as a semaphore, so as to not break parallel builds.
17586 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17588 * optabs.c (maybe_encapsulate_block): Remove.
17589 (emit_libcall_block): Adjust accordingly.
17590 * optabs.h (maybe_encapsulate_block): Remove prototype.
17592 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17593 Don't use maybe_encapsulate_block.
17595 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17597 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17598 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17599 rtx is a SYMBOL_REF before calling get_pool_constant.
17601 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17603 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17605 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17607 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17608 rather than OS names to choose INO_T_EQ definition.
17609 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17610 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17612 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17615 * config/darwin-f.c: New.
17616 * config/t-darwin: Added rule to build darwin-f.o.
17617 * config.gcc: Defined new variable, fortran_target_objs.
17618 (*-*-darwin*): Set fortran_target_objs.
17619 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17620 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17621 * configure: Regenerated.
17623 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17626 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17627 canonical type if needed.
17629 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17631 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17633 2008-05-29 Richard Guenther <rguenther@suse.de>
17635 PR tree-optimization/36343
17636 PR tree-optimization/36346
17637 PR tree-optimization/36347
17638 * tree-flow.h (clobber_what_p_points_to): Declare.
17639 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17640 pointed-to variable is dereferenced is irrelevant to whether
17641 the pointer can access the pointed-to variable.
17642 (clobber_what_p_points_to): New function.
17643 * tree-ssa-alias.c (set_initial_properties): Use it.
17644 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17645 call clobber check for NMTs.
17647 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17649 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17650 for printing gcov_type.
17652 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17654 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17655 and the eh region information.
17656 * value-prof.c (gimple_move_stmt_histograms): New function.
17657 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17659 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17661 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17663 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17665 * value-prof.c (tree_ic_transform): Print counts.
17666 * tree-profile.c (tree_gen_ic_func_profiler):
17667 Clear __gcov_indreict_call_callee variable to avoid misattribution
17670 2008-05-28 Rafael Espíndola <espindola@google.com>
17672 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17675 2008-05-28 Richard Guenther <rguenther@suse.de>
17677 PR tree-optimization/36339
17678 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17679 and clobbering code out of the loop.
17681 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17683 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17686 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17687 s390_contiguous_bitmask_p, s390_symref_operand_p,
17688 s390_check_symref_alignment, s390_reload_larl_operand,
17689 s390_reload_symref_address): New functions.
17690 (s390_branch_condition_mnemonic): Support compare and branch
17692 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17693 and 'W' constraints.
17694 (s390_secondary_reload): Add secondary reloads for unaligned
17695 symbol refs or symbol refs to floating point or QI/TI mode
17697 (legitimate_address_p): Accept symbol references as addresses.
17698 (s390_expand_insv): Use rotate and insert selected bits
17699 instruction for insv when building for z10.
17700 (print_operand_address): Handle symbol ref addresses.
17701 (print_operand): Output modifier 'c' added for signed byte values.
17702 (s390_encode_section_info): Mark symbol refs with
17703 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17705 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17706 (length attribute): RRF, RRR have 4 byte length.
17707 (FPALL, INTALL): New mode iterators added.
17708 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17709 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17710 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17711 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17712 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17713 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17714 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17715 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17717 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17718 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17719 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17720 reload<INTALL:mode><P:mode>_toreg_z10,
17721 reload<FPALL:mode><P:mode>_tomem_z10,
17722 reload<FPALL:mode><P:mode>_toreg_z10,
17723 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17724 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17725 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17726 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17728 (movmem, clrmem, cmpmem): New splitters added.
17730 * config/s390/predicates.md (larl_operand): Use
17731 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17732 SYMBOL_REF_ALIGN1_P.
17733 (s390_signed_integer_comparison,
17734 s390_unsigned_integer_comparison): New predicates.
17736 * config/s390/s390-protos.h (s390_check_symref_alignment,
17737 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17738 s390_reload_symref_address,
17739 s390_compare_and_branch_condition_mask): Prototypes added.
17741 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17742 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17743 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17745 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17747 * config/s390/s390.c (z10_cost): New cost function for z10.
17748 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17749 (s390_issue_rate): Adjust issue rate for z10.
17750 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17751 (processor_flags): Add PF_Z10.
17752 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17753 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17754 * gcc/config.gcc: Add z10.
17756 2008-05-28 Richard Guenther <rguenther@suse.de>
17758 PR tree-optimization/36291
17759 * tree-flow. h (struct gimple_df): Remove var_anns member.
17760 * tree-flow-inline.h (gimple_var_anns): Remove.
17761 (var_ann): Simplify.
17762 * tree-dfa.c (create_var_ann): Simplify.
17763 (remove_referenced_var): Clear alias info from var_anns of globals.
17764 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17765 (delete_tree_ssa): Clear alias info from var_anns of globals.
17766 Do not free var_anns.
17767 (var_ann_eq): Remove.
17768 (var_ann_hash): Likewise.
17770 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17772 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17773 and loongson2f entries.
17774 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17775 * config/mips/mips.h (processor_type): Add Loongson-2E
17776 and Loongson-2F entries.
17777 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17778 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17779 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17780 * doc/invoke.texi (MIPS Options): Document loongson2e
17781 and loongson2f processor names.
17783 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17787 * config/i386/i386.c (ix86_function_arg_boundary): Use
17788 alignment of canonical type.
17789 (ix86_expand_vector_move): Check unaligned memory access for
17792 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17794 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17795 Moved to the front of file.
17797 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17798 H.J. Lu <hongjiu.lu@intel.com>
17800 * dwarf2out.c (current_fde): New.
17802 (lookup_cfa:): Likewise.
17803 (dwarf2out_end_epilogue): Likewise.
17804 (dwarf2out_note_section_used): Likewise.
17806 2008-05-27 Michael Matz <matz@suse.de>
17809 * c.opt (Wenum-compare): New warning option.
17810 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17812 2008-05-27 Michael Matz <matz@suse.de>
17814 PR middle-end/36326
17815 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
17817 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
17818 into memory as tail calls.
17820 2008-05-27 Richard Guenther <rguenther@suse.de>
17822 PR tree-optimization/36339
17823 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
17824 pointers cause all addressable variables to be call clobbered.
17826 2008-05-27 Richard Guenther <rguenther@suse.de>
17828 PR tree-optimization/36245
17829 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
17831 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17833 * config/s390/s390.md: Replace all occurences of the 'm'
17834 constraint with 'RT'.
17836 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17838 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
17840 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
17842 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
17843 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
17844 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
17846 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17848 * reload.c: (find_reloads): Skip alternatives according to the
17849 "enabled" attribute. Constify the constraint variable.
17850 * recog.c (get_attr_enabled): Add default implementation.
17851 (extract_insn): Set the alternative_enabled_p array
17852 in the recog_data struct.
17853 (preprocess_constraints, constrain_operands): Skip
17854 alternatives according to the "enabled" attribute
17855 * recog.h (struct recog_data): New field alternative_enabled_p.
17856 (skip_alternative): New inline function.
17857 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
17858 (record_reg_classes): Skip alternative according to the
17859 "enabled" attribute.
17861 * doc/md.texi: Add documention for the "enabled" attribute.
17863 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17865 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
17866 * postreload.c (reload_cse_simplify_operands): Replace 'm'
17867 constraint with TARGET_MEM_CONSTRAINT.
17868 * recog.c (asm_operand_ok, preprocess_constraints,
17869 constrain_operands): Likewise.
17870 * regclass.c (record_reg_classes): Likewise.
17871 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
17872 * reload1.c (maybe_fix_stack_asms): Likewise.
17873 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
17874 * recog.h: Adjust comment.
17875 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
17876 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
17877 * doc/md.texi: Add a note to description of 'm' constraint.
17878 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
17880 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
17882 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
17883 that the bitfield is of integral type before testing its precision.
17885 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17886 Sa Liu <saliu@de.ibm.com>
17888 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
17889 __modti3, __udivti3, __umodti3 and __udivmodti4.
17890 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
17891 that implement TImode mul and div functions.
17892 * config/spu/multi3.c: New. Implement __multi3.
17893 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
17894 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
17897 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
17899 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
17900 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
17901 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
17902 tls_sysv_suffix): New mode and mode attribute iterators.
17903 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17904 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17905 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17906 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17907 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17910 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17912 PR tree-optimization/36329
17913 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17914 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17915 * cgraphbuild.c (initialize_inline_failed): Use the latter
17916 macro in lieu of the former.
17917 * ipa-inline.c (cgraph_mark_inline): Likewise.
17918 (cgraph_decide_inlining_of_small_function): Likewise.
17919 (cgraph_decide_inlining): Likewise.
17920 (cgraph_decide_inlining_incrementally): Likewise.
17922 2008-05-26 Tristan Gingold <gingold@adacore.com>
17923 Anatoly Sokolov <aesok@post.ru>
17925 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17926 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17927 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17928 optimization for 'avr6' architecture.
17930 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17933 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17935 2008-05-26 Richard Guenther <rguenther@suse.de>
17937 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17938 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17940 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17942 PR middle-end/36253
17943 * caller-save.c (insert_restore): Verify alignment of spill space.
17944 (insert_save): Likewise.
17945 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17946 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17947 (STACK_SLOT_ALIGNMENT): Likewise.
17948 * function.c (LOCAL_ALIGNMENT): Removed.
17949 (get_stack_local_alignment): New.
17950 (assign_stack_local): Use it. Set alignment on stack slot.
17951 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17952 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17953 (STACK_SLOT_ALIGNMENT): New.
17954 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17955 stack slot in XFmode.
17957 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17959 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17962 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17963 argument operand in rax isn't removed.
17965 2008-05-26 Richard Guenther <rguenther@suse.de>
17967 PR middle-end/36300
17968 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17969 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17971 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17974 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17976 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17978 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17979 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17981 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17983 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17984 build a trampoline if we don't want one.
17985 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17986 return zero for nested functions if we don't want a trampoline.
17988 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17990 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17992 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17995 * c.opt: Removed undocumented option '-lang-fortran'.
17996 * c-common.h: Removed global variable 'lang_fortran'.
17997 * c-opts.c (c_common_handle_option): Removed code to handle
17998 option '-lang-fortran'. Updated includes.
17999 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
18000 definition of '__GFORTRAN__'.
18001 (define__GNUC__): Reimplemented to use BASEVER and
18002 cpp_define_formatted.
18003 (builtin_define_with_value_n): Removed.
18004 * c-incpath.h: Renamed to ...
18005 * incpath.h: ... this.
18006 * c-incpath.c: Renamed to ...
18007 * incpath.c: ... this. Updated includes.
18008 * fix-header.c: Updated includes.
18009 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
18010 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
18011 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
18013 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18015 * tree.h: Update the table of flags used on tree nodes.
18016 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
18017 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
18018 (FORCED_LABEL): Add access check.
18019 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
18020 (ASM_INPUT_P): Likewise.
18021 (ASM_VOLATILE_P): Likewise.
18022 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
18023 (OMP_SECTION_LAST): Access private_flag directly.
18024 (OMP_RETURN_NOWAIT): Likewise.
18025 (OMP_PARALLEL_COMBINED): Likewise.
18026 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
18027 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
18028 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
18029 deprecated_flag directly.
18031 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
18033 * final.c (frame_pointer_needed): Removed.
18034 * flags.h (frame_pointer_needed): Likewise.
18036 * function.h (rtl_data): Add frame_pointer_needed.
18037 (frame_pointer_needed): New.
18039 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
18041 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
18043 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
18045 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
18048 2008-05-25 Alan Modra <amodra@bigpond.net.au>
18050 * c-common.c (strip_array_types): Move function to..
18052 (get_inner_array_type): Delete.
18053 * c-common.h (strip_array_types): Move declaration to..
18055 (get_inner_array_type): Delete.
18056 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
18057 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
18058 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
18059 * config/pa/pa.c (emit_move_sequence): Likewise.
18061 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
18063 * config/i386/i386.md (*sse_prologue_save_insn): Set length
18066 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
18068 * function.c: Include target hook for nonlocal_goto frame value.
18070 2008-05-24 Richard Guenther <rguenther@suse.de>
18072 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
18073 variable can be only accessed through a pointer or a union.
18075 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18077 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
18078 * doc/extend.texi: Likewise.
18080 2008-05-23 DJ Delorie <dj@redhat.com>
18082 * config/m32c/jump.md (untyped_call): Add.
18084 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
18085 for A24 to PSImode.
18086 (m32c_address_cost): Detail costs for indirect offsets.
18088 2008-05-23 Rafael Espíndola <espindola@google.com>
18090 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
18091 if a node is a SUBREG.
18092 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
18095 2008-05-23 Paul Brook <paul@codesourcery.com>
18096 Carlos O'Donell <carlos@codesourcery.com>
18098 * doc/extend.texi: Clarify use of __attribute__((naked)).
18099 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18100 * target.h (gcc_target): Add allocate_stack_slots_for_args.
18101 * function.c (use_register_for_decl): Use
18102 targetm.calls.allocate_stack_slots_for_args.
18103 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18104 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
18105 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18107 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
18109 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
18111 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
18113 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
18114 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
18115 is only rounded once.
18117 2008-05-23 Richard Guenther <rguenther@suse.de>
18119 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
18121 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
18122 Jakub Jelinek <jakub@redhat.com>
18125 * configure.ac: Handle --enable-cld.
18126 * configure: Regenerated.
18127 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
18128 * config/i386/i386.h (struct machine_function): Add needs_cld field.
18129 (ix86_current_function_needs_cld): New define.
18130 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
18131 (cld): New isns pattern.
18132 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
18133 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
18134 * config/i386/i386.opt (mcld): New option.
18135 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
18136 TARGET_CLD and ix86_current_function_needs_cld.
18137 (override_options): Use -mcld by default for 32-bit code if
18140 * doc/install.texi (Options specification): Document --enable-cld.
18141 * doc/invoke.texi (Machine Dependent Options)
18142 [i386 and x86-64 Options]: Add -mcld option.
18143 (Intel 386 and AMD x86-64 Options): Document -mcld option.
18145 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
18146 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
18147 (return_in_memory_64): Likewise.
18148 (return_in_memory_ms_64): Likewise.
18150 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18152 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
18153 * builtins.c (fold_builtin_fpclassify): New.
18154 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
18155 * builtins.def (BUILT_IN_FPCLASSIFY): New.
18156 * c-common.c (handle_type_generic_attribute): Adjust to accept
18157 fixed arguments before an elipsis.
18158 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
18159 * doc/extend.texi: Document __builtin_fpclassify.
18161 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
18163 * omp-low.c (gate_expand_omp_ssa): Remove.
18164 (pass_expand_omp_ssa): Remove.
18165 (gate_expand_omp): Do not check for flag_openmp_ssa.
18166 * common.opt (-fopenmp-ssa): Remove.
18167 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
18169 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
18171 * config/sh/sh.opt (mfixed-range): New option.
18172 * config/sh/sh-protos.h (sh_fix_range): Declare.
18173 * config/sh/sh.c (sh_fix_range): New function.
18174 * config/sh/sh.h (sh_fixed_range_str): Declare.
18175 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
18177 * doc/invoke.texi (SH Options): Document -mfixed-range.
18179 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
18181 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
18182 it before the redeclaration.
18184 2008-05-22 Anatoly Sokolov <aesok@post.ru>
18186 * config/avr/avr.c (get_sequence_length): Add new function.
18187 (expand_prologue, expand_epilogue): Remove duplicate code.
18189 2008-05-22 Rafael Espíndola <espindola@google.com>
18191 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18194 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18196 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18197 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18199 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18200 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18201 (vect_update_misalignment_for_peel): Likewise.
18202 (vector_alignment_reachable_p): Likewise.
18203 * tree-vect-transform.c (vectorizable_load): Likewise.
18204 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18205 (get_vectype_for_scalar_type): Pass mode of scalar_type
18206 to UNITS_PER_SIMD_WORD.
18208 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18209 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18210 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18211 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18212 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18214 2008-05-22 Ira Rosen <irar@il.ibm.com>
18216 PR tree-optimization/36293
18217 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18218 if the first load must be skipped because of a gap.
18220 2008-05-22 Richard Guenther <rguenther@suse.de>
18222 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18223 more cases of offset disambiguation that is possible if
18224 strict-aliasing rules apply.
18225 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18226 for basic offset and type-based disambiguation.
18228 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18230 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18231 ix86_expand_vector_set on V16QImode for SSE4.1.
18233 2008-05-21 Tom Tromey <tromey@redhat.com>
18235 * c.opt (Wimport): Mark as undocumented.
18236 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18238 (Warning Options): Likewise.
18239 * doc/cppopts.texi: Don't mention -Wimport.
18241 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18243 PR tree-optimization/36287
18244 PR tree-optimization/36286
18245 * lambda-code.c (build_access_matrix): Do not use the loop->num
18246 for computing the number of induction variables: use the loop depth
18249 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
18252 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18253 option -f(no-)leading-underscore.
18255 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18257 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18258 GET_MODE_NUNITS (mode).
18260 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18262 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18263 (-mmulhw): Add 464 to description.
18264 (-mdlmzb): Likewise.
18265 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18266 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18268 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18269 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18270 * config/rs6000/rs6000.md: Update comments for 464.
18272 2008-05-21 Janis Johnson <janis187@us.ibm.com>
18274 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18276 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18278 * config/i386/sse.md (vec_extractv4sf): Removed.
18279 (vec_extractv2df): Likewise.
18280 (vec_extractv2di): Likewise.
18281 (vec_extractv4si): Likewise.
18282 (vec_extractv8hi): Likewise.
18283 (vec_extractv16qi): Likewise.
18284 (vec_extract<mode>): New.
18286 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18288 * config/i386/sse.md (vec_setv4sf): Removed.
18289 (vec_setv2df): Likewise.
18290 (vec_setv2di): Likewise.
18291 (vec_setv4si): Likewise.
18292 (vec_setv8hi): Likewise.
18293 (vec_setv16qi): Likewise.
18294 (vec_set<mode>): New.
18296 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18298 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18299 goto for vec_concat and vec_interleave.
18301 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18303 * config/i386/sse.md (vec_initv4sf): Removed.
18304 (vec_initv2df): Likewise.
18305 (vec_initv2di): Likewise.
18306 (vec_initv4si): Likewise.
18307 (vec_initv8hi): Likewise.
18308 (vec_initv16qi): Likewise.
18309 (vec_init<mode>): New.
18311 2008-05-21 Joseph Myers <joseph@codesourcery.com>
18313 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18315 2008-05-21 Tom Tromey <tromey@redhat.com>
18317 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18318 (zone_find_object_offset): Likewise.
18319 (gt_ggc_m_S): Likewise.
18320 (highest_bit): Likewise.
18321 * ggc-page.c (gt_ggc_m_S): New function.
18322 * stringpool.c (string_stack): Remove.
18323 (init_stringpool): Update.
18324 (ggc_alloc_string): Use ggc_alloc.
18325 (maybe_delete_ident): New function.
18326 (ggc_purge_stringpool): Likewise.
18327 (gt_ggc_m_S): Remove.
18328 * ggc-common.c (ggc_protect_identifiers): New global.
18329 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18330 ggc_protect_identifiers.
18331 * ggc.h (ggc_protect_identifiers): Declare.
18332 (gt_ggc_m_S): Update.
18333 (ggc_purge_stringpool): Declare.
18334 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18335 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18337 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18339 2008-05-21 David S. Miller <davem@davemloft.net>
18341 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18344 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18346 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18349 2008-05-20 David Daney <ddaney@avtrex.com>
18351 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18352 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18353 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18354 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18355 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18356 (atomic_hiqi_op): New define_code_iterator.
18357 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18358 mips_expand_compare_and_swap_12.
18359 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18360 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18361 (sync_<optab><mode>, sync_old_<optab><mode>,
18362 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18363 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18364 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18365 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18366 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18367 (test_and_set_12): New insn.
18368 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18369 sync_new_<optab><mode>, sync_old_nand<mode>,
18370 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18371 clobber to operand 0 for SI and DI mode insns.
18372 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18373 mips_gen_fn_4): New typedefs.
18374 (mips_gen_fn_ptrs): Define new union type.
18375 (mips_expand_compare_and_swap_12): Remove declaration.
18376 (mips_expand_atomic_qihi): Declare function.
18377 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18378 (mips_expand_atomic_qihi): ... this. Use new generator function
18380 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18381 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18382 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18383 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18384 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18385 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18386 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18387 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18388 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18389 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18392 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18394 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18397 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18399 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18400 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18401 (avr_attribute_table): Add 'OS_main' function attribute.
18402 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18403 functions with 'OS_main' attribute.
18405 2008-05-20 Richard Guenther <rguenther@suse.de>
18407 PR tree-optimization/35204
18408 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18409 helper, split out from ...
18410 (DFS): ... here. Make the DFS walk non-recursive.
18412 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18413 Jan Sjodin <jan.sjodin@amd.com>
18415 PR tree-optimization/36181
18416 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18417 (parallelize_loops): Don't parallelize when the loop has vector
18420 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18421 Sebastian Pop <sebastian.pop@amd.com>
18423 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18424 matrix, and never look at the tree representation of the memory
18426 (linear_transform_loops): Computes parameters and access matrices.
18427 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18429 (access_matrix_get_index_for_parameter): New.
18430 * tree-data-ref.h (struct access_matrix): New.
18431 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18432 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18433 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18434 am_vector_index_for_loop): New.
18435 (struct data_reference): Add field access_matrix.
18436 (DR_ACCESS_MATRIX): New.
18437 (compute_data_dependences_for_loop): Update declaration.
18438 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18439 * lambda.h (lambda_vector_vec_p): Declared.
18440 * lambda-code.c: Depend on pointer-set.h.
18441 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18442 av_for_af_base, av_for_af, build_access_matrix,
18443 lambda_compute_access_matrices): New.
18444 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18446 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18448 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18449 $SOURCEDIR/include.
18451 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18452 Sebastian Pop <sebastian.pop@amd.com>
18454 PR tree-optimization/36206
18455 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18457 (instantiate_scev_1): Rename flags to fold_conversions.
18458 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18459 outeside instantiation_loop.
18460 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18461 (evolution_function_is_affine_or_constant_p): Removed.
18462 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18464 (analyze_siv_subscript): Pass in the loop nest number.
18465 Call evolution_function_is_affine_in_loop instead of
18466 evolution_function_is_affine_p.
18467 (analyze_overlapping_iterations): Pass in the loop nest number.
18469 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18470 Sebastian Pop <sebastian.pop@amd.com>
18472 PR tree-optimization/36206
18473 * tree-chrec.h (chrec_fold_op): New.
18474 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18477 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18479 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18481 (remove_duplicates): Do not set inode on non-inode systems.
18484 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18486 * config.gcc (tm_file): Update comments about relative pathnames.
18488 2008-05-20 Richard Guenther <rguenther@suse.de>
18490 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18491 * tree-ssa-sccvn.c (process_scc): Likewise.
18492 * tree-ssa-sink.c (execute_sink_code): Likewise.
18493 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18494 * tree-vrp.c (process_assert_insertions): Likewise.
18495 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18496 (perform_tree_ssa_dce): Likewise.
18497 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18498 (dump_dominator_optimization_stats): Likewise.
18499 * tree-vectorizer.c (vectorize_loops): Likewise.
18501 2008-05-20 Richard Guenther <rguenther@suse.de>
18503 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18505 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18507 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18508 (ix86_i386elf_return_in_memory): Likewise.
18509 (ix86_i386interix_return_in_memory): Likewise.
18510 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18511 (SUBTARGET_RETURN_IN_MEMORY): New.
18512 * config/i386/i386elf.h: Likewise.
18513 * config/i386/ptx4-i.h: Likewise.
18514 * config/i386/sol2-10.h: Likewise.
18515 * config/i386/sysv4.h: Likewise.
18516 * config/i386/vx-common.h: Likewise.
18517 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18518 * config/i386/i386.c (ix86_return_in_memory): Made static and
18519 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18520 (ix86_i386elf_return_in_memory): Removed.
18521 (ix86_i386interix_return_in_memory): Removed.
18522 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18523 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18525 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18527 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18529 2008-05-19 Xinliang David Li <davidxl@google.com>
18531 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18533 * common.opt: Ditto.
18534 * doc/invoke.texi: Ditto.
18536 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18538 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18539 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18541 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18543 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18544 sizes of operand array from 8/4 to 4/2.
18545 (ix86_expand_vector_init_general): Change size of operand array
18546 from 32 to 16. Remove op0, op1 and half_mode.
18548 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18550 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18551 (ix86_expand_vector_init_interleave): Likewise.
18552 (ix86_expand_vector_init_general): Use them. Assert
18553 word_mode == SImode when n_words == 4.
18555 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18557 * config/i386/i386.c (ix86_secondary_reload): New static function.
18558 (TARGET_SECONDARY_RELOAD): New define.
18559 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18560 * config/i386/i386.md (reload_outqi): Remove.
18562 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18564 PR middle-end/35509
18565 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18566 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18567 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18568 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18569 (fold_builtin_1): Likewise.
18570 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18571 c-common.c (check_builtin_function_arguments): Handle
18572 BUILT_IN_ISINF_SIGN.
18573 * doc/extend.texi: Document __builtin_isinf_sign.
18574 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18576 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18578 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18579 EH cleanup at the end of the pass, search for those that have been
18580 turned into forwarder blocks and do the cleanup on their successor.
18582 2008-05-18 Richard Guenther <rguenther@suse.de>
18584 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18585 pointers to sizetype and vice versa.
18587 2008-05-18 Xinliang David Li <davidxl@google.com>
18589 * gcc/tree-ssa-dce.c: Coding style fix.
18590 (check_pow): Documentation comment.
18591 (check_log): Documenation comment. Coding style fix.
18592 (is_unnecessary_except_errno_call): Ditto.
18593 (gen_conditions_for_pow): Ditto.
18594 (gen_conditions_for_log): Ditto.
18595 (gen_shrink_wrap_conditions): Ditto.
18596 (shrink_wrap_one_built_in_calls): Ditto.
18597 * gcc/doc/invoke.texi: Better documentation string.
18598 * ChangeLog: Fix wrong change log entries from
18599 May 17 checkin on function call DCE.
18601 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18603 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18605 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18607 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18608 * df-problems.c (simulation routines): Fixed block comment to
18609 properly say how to add forwards scanning functions.
18611 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18613 * tree-inline.c (setup_one_parameter): Remove dead code.
18615 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18617 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18618 a BIT_AND_EXPR only for an INTEGER_TYPE.
18620 2008-05-17 Xinliang David Li <davidxl@google.com>
18622 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18623 (check_pow, check_log, is_unnecessary_except_errno_call): New
18624 functions to check for eliminating math functions that are pure
18625 except for setting errno.
18626 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18627 general condition expressions for shrink-wrapping pow/log calls.
18628 (gen_shrink_wrap_conditions): Ditto.
18629 (shrink_wrap_one_built_in_call): Ditto.
18630 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18631 (mark_operand_necessary): If debugging, output if OP is necessary.
18632 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18634 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18636 * gcc/common.opt: New user flag -ftree-builtin-dce.
18637 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18639 2008-05-16 David S. Miller <davem@davemloft.net>
18641 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18642 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18644 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18647 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18649 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18651 * ifcvt.c (dead_or_predicable): Rename
18652 df_simulate_one_insn_backwards to df_simulate_one_insn.
18653 * recog.c (peephole2_optimize): Ditto.
18654 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18656 * df.h: Rename df_simulate_one_insn_backwards to
18657 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18658 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18659 scanning of defs and uses.
18660 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18661 (df_simulate_one_insn_forwards): Removed.
18663 2008-05-16 Doug Kwan <dougkwan@google.com>
18665 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18667 (real_from_string): Handle NaNs and Inf as approriate.
18669 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18671 * doc/gty.texi (Source Files Containing Type Information): Note
18672 that headers should appear first in the gtfiles list.
18674 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18676 * tree.def (COND_EXEC): Properly documented this code.
18678 2008-05-16 Diego Novillo <dnovillo@google.com>
18680 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18681 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18684 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18686 * tree-ssa-dse (max_stmt_uid): Removed.
18687 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18688 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18689 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18690 * function.h (cfun.last_stmt_uid): New field.
18691 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18692 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18694 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18695 (create_stmt_ann): Initialize the ann->uid field.
18696 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18698 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18700 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18702 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18703 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18704 (init_empty_tree_cfg): Call it.
18706 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18708 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18711 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18713 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18714 * tree-dump.c (dump_options): New verbose option.
18715 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18717 * tree-pass.h (TDF_VERBOSE): New dump flag.
18718 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18719 (tree-flow.h): Added include.
18720 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18722 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18724 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18726 From Jie Zhang <jie.zhang@analog.com>
18727 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18728 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18729 mcpu=bf561-none and mcpu=bf561-0.2.
18730 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18731 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18732 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18733 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18734 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18735 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18736 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18738 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18739 (cputype_selected): Remove.
18740 (bfin_handle_option): Don't use cputype_selected.
18741 (override_options): When no mcpu option, enable all workarounds.
18742 Don't use bfin_workarounds.
18743 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18745 (DEFAULT_CPU_TYPE): Don't define.
18747 2008-05-16 Richard Guenther <rguenther@suse.de>
18749 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18750 on deletion of the last stmt.
18752 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18754 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18755 V8HImode for SSE2 and V16QImode for SSE4.1.
18757 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18759 * cgraph.h (compute_inline_parameters): Made public.
18760 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18761 variable_generate_summary, function_write_summary,
18762 variable_write_summary, variable_read_summary. Added generate_summary,
18763 write_summary, read_summary.
18764 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18765 pass_ipa_inline.function_generate_summary, to
18766 compute_inline_parameters.
18767 * ipa-inline.c (compute_inline_parameters): Made public and added
18769 (compute_inline_parameters_for_current): New function.
18770 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18771 (inline_generate_summary): Removed parameter and made to loop over
18773 (pass_ipa_inline): Updated for new IPA_PASS structure.
18774 * passes.c (execute_ipa_summary_passes): Now is called once per
18775 pass rather than once per node*pass.
18777 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18779 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18780 avr_have_mul_p, avr_asm_only_p): Remove variables.
18781 (avr_override_options): Remove initialization of removed variables.
18782 (avr_file_start): Convert removed variables to fields of
18783 'struct base_arch_s *avr_current_arch'.
18784 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18785 (AVR_HAVE_MUL): (Ditto.).
18786 (AVR_HAVE_MOVW): (Ditto.).
18787 (AVR_HAVE_LPMX): (Ditto.).
18788 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18789 avr_asm_only_p): Remove declaration.
18791 2008-05-15 Diego Novillo <dnovillo@google.com>
18793 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18794 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18796 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18798 PR middle-end/36194
18799 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18800 Don't call record_truncated_value from here.
18801 (record_truncated_value): Turn it into a for_each_rtx callback.
18802 (record_truncated_values): New function.
18803 (combine_instructions): Call note_uses with record_truncated_values.
18804 Change name of check_conversion to check_promoted_subreg.
18806 2008-05-15 Janis Johnson <janis187@us.ibm.com>
18808 * doc/sourcebuild.texi: Document support for torture tests.
18810 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18812 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
18813 to alternative 4 of operand 2.
18815 2008-05-15 Richard Guenther <rguenther@suse.de>
18817 * tree-pass.h (current_pass): Declare.
18818 (get_pass_for_id): Likewise.
18819 * passes.c (passes_by_id, passes_by_id_size): New globals.
18820 (set_pass_for_id): New function.
18821 (get_pass_for_id): Likewise.
18822 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
18823 (execute_function_todo): Flush per function statistics.
18824 * toplev.c (compile_file): Init statistics.
18825 (general_init): Do early statistics initialization.
18826 (finalize): Finish statistics.
18827 * statistics.h (statistics_early_init): Declare.
18828 (statistics_init): Likewise.
18829 (statistics_fini): Likewise.
18830 (statistics_fini_pass): Likewise.
18831 (statistics_counter_event): Likewise.
18832 (statistics_histogram_event): Likewise.
18833 * statistics.c: New file.
18834 * Makefile.in (OBJS-common): Add statistics.o.
18835 (statistics.o): Add dependencies.
18836 * doc/invoke.texi (-fdump-statistics): Document.
18838 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
18839 (insert): Likewise.
18840 (execute_pre): Use statistics_counter_event.
18841 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
18842 (substitute_and_fold): Increment it. Use statistics_counter_event.
18844 2008-05-15 Diego Novillo <dnovillo@google.com>
18846 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
18848 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
18849 * tree-ssa-alias.c (new_type_alias): Remove references to
18850 sub-variables from comment.
18851 * tree-ssa-operands.c (swap_tree_operands): Likewise.
18853 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18855 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
18856 attribute to 1 only for insertps alternative.
18858 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18860 * config/bfin/bfin.md (loadbytes): New pattern.
18861 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
18862 (bfin_init_builtins): Initialize it.
18863 (bdesc_1arg): Add it.
18865 2008-05-15 Sa Liu <saliu@de.ibm.com>
18867 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
18868 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
18869 * testsuite/lib/target-supports.exp: Add
18870 check_effective_target_fortran_integer_16.
18872 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18874 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
18875 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
18876 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
18877 (TARGET_RETURN_IN_MEMORY): Define.
18879 2008-05-15 Richard Guenther <rguenther@suse.de>
18881 PR middle-end/36244
18882 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
18883 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
18884 represent unmodifiable vars.
18886 2008-05-15 Richard Guenther <rguenther@suse.de>
18888 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
18889 INDIRECT_REF and TARGET_MEM_REF.
18890 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18893 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18894 H.J. Lu <hongjiu.lu@intel.com>
18896 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
18897 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
18898 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
18899 insn alternatives. Add missing alternatives.
18900 (*vec_concatv2di_rex64_sse4_1): Likewise.
18901 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
18902 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18903 Require TARGET_SSE.
18905 2008-05-15 Richard Guenther <rguenther@suse.de>
18907 PR tree-optimization/36009
18908 PR tree-optimization/36204
18909 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18910 (determine_invariantness_stmt): Record the loop a store is
18911 always executed in.
18912 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18915 2008-05-15 Richard Guenther <rguenther@suse.de>
18917 PR tree-optimization/34330
18918 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18919 through the pointer will alias the SMT.
18921 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18923 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18925 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18927 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18929 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18930 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18932 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18933 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18934 (vashl_optab): New optab for vector/vector shifts.
18935 (vashr_optab): Ditto.
18936 (vlshr_optab): Ditto.
18937 (vrotl_optab): Ditto.
18938 (vrotr_optab): Ditto.
18939 (optab_subtype): New enum for optab_for_tree_code call.
18940 (optab_for_tree_code): Add enum optab_subtype argument.
18942 * optabs.c (optab_for_tree_code): Take an additional argument to
18943 distinguish between a vector shift by a scalar and vector shift by
18944 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18945 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18946 vector shift by a vector.
18947 (expand_widen_pattern_expr): Pass additional argument to
18948 optab_for_tree_code.
18950 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18951 vrotl_optab, vrotr_optab.
18953 * expr.c (expand_expr_real_1): Update calls to
18954 optab_for_tree_code to distinguish between vector shifted by a
18955 scalar and vector shifted by a vector.
18956 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18957 (supportable_narrowing_operation): Ditto.
18958 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18959 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18960 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18961 (vect_create_epilog_for_reduction): Ditto.
18962 (vectorizable_reduction): Ditto.
18963 (vectorizable_operation): Ditto.
18964 (vect_strided_store_supported): Ditto.
18965 (vect_strided_load_supported): Ditto.
18966 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18967 * expmed.c (expand_shift): Ditto.
18969 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18971 (ashr@var{m}3): Ditto.
18972 (vashl@var{m}3): Document new vector/vector shift standard name.
18973 (vashr@var{m}3): Ditto.
18974 (vlshr@var{m}3): Ditto.
18975 (vrotl@var{m}3): Ditto.
18976 (vrotr@var{m}3): Ditto.
18978 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18979 (PPERM_INVERT): Ditto.
18980 (PPERM_REVERSE): Ditto.
18981 (PPERM_REV_INV): Ditto.
18982 (PPERM_ZERO): Ditto.
18983 (PPERM_ONES): Ditto.
18984 (PPERM_SIGN): Ditto.
18985 (PPERM_INV_SIGN): Ditto.
18986 (PPERM_SRC1): Ditto.
18987 (PPERM_SRC2): Ditto.
18989 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18990 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18991 allows a memory operand to be the value being added, and split it
18992 to improve vectorization.
18993 (sse5_pmacsdqh_mem): Ditto.
18994 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18995 (sse5_mulv2div2di3_high): Ditto.
18996 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18997 (vec_pack_trunc_v4si): Ditto.
18998 (vec_pack_trunc_v2di): Ditto.
18999 (sse5_pcmov_<mode>): Remove code that tried to use use
19000 andps/andnps instead of pcmov.
19001 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
19002 pmacsdqh instructions.
19003 (vec_widen_smult_lo_v4si): Ditto.
19005 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
19006 (PPERM_INVERT): Ditto.
19007 (PPERM_REVERSE): Ditto.
19008 (PPERM_REV_INV): Ditto.
19009 (PPERM_ZERO): Ditto.
19010 (PPERM_ONES): Ditto.
19011 (PPERM_SIGN): Ditto.
19012 (PPERM_INV_SIGN): Ditto.
19013 (PPERM_SRC1): Ditto.
19014 (PPERM_SRC2): Ditto.
19015 (ix86_expand_sse_movcc): Move the SSE5 test after the if
19017 (ix86_expand_int_vcond): If SSE5 generate all possible integer
19019 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
19020 says ignore whether the last reference is a memory operand.
19022 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19023 Paolo Bonzini <bonzini at gnu dot org>
19025 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
19028 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
19029 (vlshr<mode>3): Rename from vlshr<mode>3.
19030 (vashr<mode>3): Rename from vashr<mode>3.
19031 (mulv4sf3): Change the names of vector shift patterns.
19035 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
19038 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
19063 * config/spu/spu.md (v): New iterator macro to add v for vector types.
19064 (floatunssidf2_internal): Change vector/vector shift names.
19065 (floatunsdidf2_internal): Ditto.
19072 (vashl<mode>3): Rename from ashl<mode>3.
19073 (vashr<mode>3): Rename from ashr<mode>3.
19074 (vlshr<mode>3): Rename from lshr<mode>3.
19075 (vrotl<mode>3): Rename from rotl<mode>3.
19077 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19080 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
19081 multiply gives the wrong value when doing widening multiplies.
19082 (vec_widen_smult_lo_v4si): Ditto.
19084 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19086 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
19087 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
19088 emit_library_call_value.
19089 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
19090 * tree.h (ECF_LIBCALL_BLOCK): Removed.
19091 * calls.c (initialize_argument_information, precompute_arguments,
19092 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
19093 (precompute_arguments): Removed flags parameter.
19094 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
19096 2008-05-14 Richard Guenther <rguenther@suse.de>
19098 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
19099 Make sure to register the store if the use is a PHI_NODE.
19101 2008-05-14 Olivier Hainque <hainque@adacore.com>
19103 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
19104 memory if the component is to be referenced in BLKmode according
19105 to get_inner_reference.
19107 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
19109 * calls.c (emit_library_call_value_1): Restore code clearing
19110 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
19112 2008-05-14 Olivier Hainque <hainque@adacore.com>
19113 Nicolas Roche <roche@adacore.com>
19115 * configure.ac: Add support for a "gcc_subdir" variable in
19116 config-lang.in, to denote a subdirectory where the language/GCC
19117 integration files are to be found.
19118 * configure: Regenerate.
19120 2008-05-14 Ira Rosen <irar@il.ibm.com>
19122 PR tree-optimization/36098
19123 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
19124 value for the first load in the group in case of a gap.
19125 (vect_build_slp_tree): Check that there are no gaps in loads.
19127 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19129 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
19130 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
19131 expand_copysign_bit): Change call to emit_no_conflict_block to
19132 emit_insn and remove unneeded code to construct extra args.
19133 (emit_no_conflict_block): Removed.
19134 * optabls.h: (emit_no_conflict_block): Removed.
19135 * cse.c (cse_extended_basic_block): Remove search for
19136 REG_NO_CONFLICT note.
19137 * global.c: Removed incorrect comment added in revision 117.
19138 * expr.c (convert_move): Change call to emit_no_conflict_block to
19140 * recog.c: Change comments so that they do not mention
19142 * local_alloc.c (combine_regs): Removed last parameter.
19143 (no_conflict_p): Removed.
19144 (block_alloc): Removed note, no_conflict_combined_regno and set
19145 local vars. Removed all code to process REG_NO_CONFLICT blocks.
19146 (combine_regs): Removed already_dead and code to look for
19147 REG_NO_CONFLICT notes.
19148 * lower_subreg (remove_retval_note): Removed code to look for
19149 REG_NO_CONFLICT block.
19150 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
19151 (resolve_clobber): Remove code to process libcalls that have
19152 REG_NO_CONFLICT notes.
19153 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
19155 * combine.c (can_combine_p, distribute_notes): Removed
19156 REG_NO_CONFLICT case.
19157 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
19159 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
19160 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
19162 * reg-notes.def (NO_CONFLICT): Removed.
19164 2008-05-14 David S. Miller <davem@davemloft.net>
19166 * config/sparc/sparc.c (sparc_profile_hook): If
19167 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
19168 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
19169 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19171 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
19173 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
19175 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
19178 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
19179 and op1 expansion before vector concat to have less live pseudos.
19181 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
19183 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19184 ix86_expand_vector_set if supported.
19186 2008-05-13 Diego Novillo <dnovillo@google.com>
19187 Kenneth Zadeck <zadeck@naturalbridge.com>
19189 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19191 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19192 phinodes_print_statistics, init_ssanames, fini_ssanames,
19193 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19194 release_ssa_name, release_defs, replace_ssa_name_symbol,
19195 ssanames_print_statistics): Move ...
19196 * tree-flow.h: ... here.
19197 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19198 Use FN instead of cfun.
19199 (make_ssa_name_fn): Rename from make_ssa_name.
19200 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19201 * tree-flow-inline.h (make_ssa_name): Move from
19202 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19203 * omp-low.c (expand_omp_parallel):
19204 * tree-flow-inline.h (redirect_edge_var_map_result):
19205 * tree-ssa.c (init_tree_ssa): Add argument FN.
19206 Use it instead of cfun. Update all users.
19208 2008-05-13 Tom Tromey <tromey@redhat.com>
19210 PR preprocessor/22168:
19211 * doc/cpp.texi (Top): Update menu.
19212 (Alternatives to Wrapper #ifndef): New node.
19213 (Other Directives): Document deprecation.
19214 (Obsolete Features): Remove menu.
19215 (Assertions): Merge node into Obsolete Features.
19216 (Obsolete once-only headers): Move earlier; rename to Alternatives
19217 to Wrapper #ifndef.
19218 * doc/cppopts.texi: Update.
19219 * c.opt (Wdeprecated): Enable for C and ObjC.
19220 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19221 (C++ Dialect Options): Move -Wno-deprecated from here to...
19222 (Warning Options): ... here.
19224 2008-05-13 Richard Guenther <rguenther@suse.de>
19226 PR middle-end/36227
19227 * fold-const.c (fold_sign_changed_comparison): Do not allow
19228 changes in pointer-ness.
19230 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19233 * config/sh/sh.c (sh_expand_prologue): Don't clear
19234 RTX_FRAME_RELATED_P for push insns.
19236 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19238 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19240 2008-05-12 Anatoly Sokolov <aesok@post.ru>
19242 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19243 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19244 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19246 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19248 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19249 (*vec_concatv4sf_sse): This.
19250 (*sse2_concatv2si): Renamed to ...
19251 (*vec_concatv2si_sse2): This.
19252 (*sse1_concatv2si): Renamed to ...
19253 (*vec_concatv2si_sse): This.
19254 (*vec_concatv2di_rex): Renamed to ...
19255 (*vec_concatv2di_rex64): This.
19256 (*vec_concatv2si_sse4_1): New.
19257 (*vec_concatv2di_rex64_sse4_1): Likewise.
19259 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
19261 PR rtl-optimization/36111
19262 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19263 that was created for swappable operands.
19265 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
19268 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19269 * configure.ac: Add call to ACX_PROG_GNAT.
19271 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19273 * optc-gen.awk: Fix comment typo.
19275 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19277 * pretty-print.c (pp_integer_with_precision): Use
19278 HOST_LONG_LONG_FORMAT.
19280 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19282 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19284 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19286 * config/i386/i386.c (bdesc_ptest): Removed.
19287 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19288 (bdesc_args): Add __builtin_ia32_ptestz128,
19289 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19290 (ix86_init_mmx_sse_builtins): Updated.
19291 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19292 (ix86_expand_builtin): Updated.
19294 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19296 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19297 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19299 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
19301 * value-prof.c (interesting_stringop_to_profile): Do not
19302 return early for BUILT_IN_MEMPCPY.
19304 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19306 * calls.c (expand_call): Don't use callgraph to increase
19307 preferred_stack_boundary.
19309 * cgraph.h (cgraph_rtl_info): Use unsigned on
19310 preferred_incoming_stack_boundary.
19312 * final.c (rest_of_clean_state): Use unsigned on
19313 preferred_stack_boundary.
19315 2008-05-09 Tom Tromey <tromey@redhat.com>
19317 PR preprocessor/22231:
19318 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19321 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19323 PR tree-optimization/36129
19324 * tree-ssa-ccp.c: Include value-prof.h.
19325 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19326 built-in function was folded to a constant.
19327 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19329 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19330 Sebastian Pop <sebastian.pop@amd.com>
19332 * tree-scalar-evolution.c: Document instantiate_scev.
19333 (instantiate_parameters_1): Renamed instantiate_scev_1.
19334 Don't use the same loop for instantiation_loop and evolution_loop.
19335 (instantiate_scev): New.
19336 (instantiate_parameters): Moved...
19337 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19338 same loop twice. Maintains the semantics for this function.
19339 * tree-scalar-evolution.h (instantiate_scev): Declare.
19340 (instantiate_parameters): ...here. Now static inline.
19341 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19342 instead of resolve_mixers.
19344 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19346 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19348 2008-05-09 Tomas Bily <tbily@suse.cz>
19350 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19351 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19352 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19353 * c-common.c (c_common_truthvalue_conversion): Likewise.
19354 * tree-object-size.c (compute_object_offset): Likewise.
19355 * tree-inline.c (estimate_num_insns_1): Likewise.
19356 * varasm.c (const_hash_1, compare_constant, copy_constant)
19357 (compute_reloc_for_constant, output_addressed_constants)
19358 (initializer_constant_valid_p): Likewise.
19359 * c-omp.c (check_omp_for_incr_expr): Likewise.
19360 * gimplify.c (gimplify_expr): Likewise.
19361 * c-typeck.c (c_finish_return): Likewise.
19362 * tree-vectorizer.c (supportable_widening_operation)
19363 (supportable_narrowing_operation): Likewise.
19364 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19365 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19366 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19367 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19368 (descr_info_loc): Likewise.
19369 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19370 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19371 (fold_unary): Likewise.
19372 * builtins.c (get_pointer_alignment): Likewise.
19373 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19374 (instantiate_parameters_1): Likewise.
19375 * tree.c (expr_align, stabilize_reference): Likewise.
19376 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19377 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19378 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19379 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19380 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19381 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19383 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19384 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19385 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19386 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19387 (forward_propagate_comparison)
19388 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19389 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19390 * emit-rtl.c (component_ref_for_mem_expr)
19391 (set_mem_attributes_minus_bitpos): Likewise.
19392 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19393 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19395 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19396 (build_function_call, pointer_diff, build_compound_expr)
19397 (c_finish_return): Likewise.
19398 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19399 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19401 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19402 * expr.c (is_aligning_offset): Likewise.
19403 * tree-ssa-alias.c (is_escape_site): Likewise.
19404 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19405 (check_all_va_list_escapes): Likewise.
19406 * tree-ssa-loop-ivopts.c (determine_base_object)
19407 (determine_common_wider_type): Likewise.
19408 * dojump.c (do_jump): Likewise.
19409 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19410 * tree-gimple.c (is_gimple_cast): Likewise.
19411 * fold-const.c (decode_field_reference)
19412 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19413 (fold_binary): Likewise.
19414 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19415 (already_warned_in_frontend_p): Likewise.
19416 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19417 * tree.c (really_constant_p, get_unwidened): Likewise.
19418 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19419 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19420 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19422 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19424 (CONVERT_EXPR_P): Define.
19425 (CASE_CONVERT): Define.
19427 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19429 PR middle-end/36117
19430 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19431 (delete_unmarked_insns): When deleting a call, call
19432 delete_unreachable_blocks.
19433 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19434 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19436 2008-05-08 Richard Guenther <rguenther@suse.de>
19438 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19439 (-ftree-salias): Likewise.
19440 (salias-max-implicit-fields): Remove param documentation.
19441 (salias-max-array-elements): Likewise.
19442 * tree-pass.h (pass_create_structure_vars): Remove.
19443 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19444 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19445 * tree-ssa-alias.c (create_structure_vars): Remove.
19446 (gate_structure_vars): Likewise.
19447 (pass_create_structure_vars): Likewise.
19448 (gate_build_alias): Likewise.
19449 (pass_build_alias): Adjust to run always and dump the function.
19450 * common.opt (ftree-salias): Hide.
19451 * passes.c (init_optimization_passes): Remove
19452 pass_create_structure_vars, adjust comment.
19453 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19454 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19455 * opts.c (decode_options): Do not set flag_tree_salias.
19456 (common_handle_option): Add OPT_ftree_salias to the backward
19457 compatibility section.
19459 2008-05-08 Richard Guenther <rguenther@suse.de>
19461 * tree-flow-inline.h (var_can_have_subvars): Move ...
19462 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19463 * tree-flow.h (var_can_have_subvars): Remove.
19464 (push_fields_onto_fieldstack): Remove.
19465 (sort_fieldstack): Likewise.
19466 (struct fieldoff): Move ...
19467 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19468 alias_set and base_for_components fields.
19469 (sort_fieldstack): Make static.
19470 (push_fields_onto_fieldstack): Likewise. Remove code that
19471 handles anything but RECORD_TYPEs. Remove alias_set and
19472 base_for_components handling.
19473 (create_variable_info_for): Adjust.
19475 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19477 * common.opt (Wframe-larger-than=): Shorten the help message
19479 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19481 2008-05-08 Rafael Espíndola <espindola@google.com>
19483 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19485 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19486 trap and that both operands are gimple values.
19487 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19488 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19491 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19493 * read-rtl.c (join_c_conditions): Return the first string if the
19494 two strings are equal.
19496 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19498 * gensupport.h (pred_data): Add a "num_codes" field.
19499 (add_predicate_code): Declare.
19500 * gensupport.c (add_predicate_code): New function.
19501 (std_pred_table): Add an "allows_const_p" field.
19502 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19503 Remove the (incomplete) list of such codes from the codes field.
19504 (init_predicate_table): Use add_predicate_code. Add all
19505 RTX_CONST_OBJs if allows_const_p is true.
19506 * genrecog.c (process_define_predicate): Use add_predicate_code.
19508 2008-05-08 David Daney <ddaney@avtrex.com>
19509 Richard Sandiford <rsandifo@nildram.co.uk>
19511 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19512 special case of constant zero operands.
19513 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19514 old and new values. Special case constant zero values.
19515 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19517 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19518 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19520 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19523 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19524 similar RTX_CONST_OBJ before CONST_INT.
19526 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19528 * stmt.c (expand_stack_restore): Change sa mode if needed.
19530 2008-05-08 Richard Guenther <rguenther@suse.de>
19532 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19533 return type to bool.
19534 (ix86_sol10_return_in_memory): Likewise.
19535 (ix86_i386elf_return_in_memory): Likewise.
19536 (ix86_i386interix_return_in_memory): Likewise.
19537 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19538 (ix86_sol10_return_in_memory): Likewise.
19539 (ix86_i386elf_return_in_memory): Likewise.
19540 (ix86_i386interix_return_in_memory): Likewise.
19542 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19545 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19547 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19548 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19551 2008-05-08 Richard Guenther <rguenther@suse.de>
19553 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19554 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19555 (DR_SUBVARS): Remove.
19556 * tree-dfa.c (dump_subvars_for): Remove.
19557 (debug_subvars_for): Likewise.
19558 (dump_variable): Do not dump subvars.
19559 (remove_referenced_var): Do not remove subvars.
19560 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19561 (lookup_subvars_for_var): Remove.
19562 (get_subvars_for_var): Likewise.
19563 (get_subvars_at): Likewise.
19564 (get_first_overlapping_subvar): Likewise.
19565 (overlap_subvar): Likewise.
19566 * tree-flow.h (subvar_t): Remove.
19567 (struct var_ann_d): Remove subvars field.
19568 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19569 argument. Remove special handling of SFTs.
19570 (compute_tag_properties): Likewise.
19571 (set_initial_properties): Likewise.
19572 (compute_call_clobbered): Likewise.
19573 (count_mem_refs): Likewise.
19574 (compute_memory_partitions): Likewise.
19575 (compute_flow_insensitive_aliasing): Likewise.
19576 (setup_pointers_and_addressables): Likewise.
19577 (new_type_alias): Likewise.
19578 (struct used_part): Remove.
19579 (used_portions): Likewise.
19580 (struct used_part_map): Likewise.
19581 (used_part_map_eq): Likewise.
19582 (used_part_map_hash): Likewise.
19583 (free_used_part_map): Likewise.
19584 (up_lookup): Likewise.
19585 (up_insert): Likewise.
19586 (get_or_create_used_part_for): Likewise.
19587 (create_sft): Likewise.
19588 (create_overlap_variables_for): Likewise.
19589 (find_used_portions): Likewise.
19590 (create_structure_vars): Likewise.
19591 * tree.def (STRUCT_FIELD_TAG): Remove.
19592 * tree.h (MTAG_P): Adjust.
19593 (struct tree_memory_tag): Remove base_for_components and
19594 unpartitionable flags.
19595 (struct tree_struct_field_tag): Remove.
19596 (SFT_PARENT_VAR): Likewise.
19597 (SFT_OFFSET): Likewise.
19598 (SFT_SIZE): Likewise.
19599 (SFT_NONADDRESSABLE_P): Likewise.
19600 (SFT_ALIAS_SET): Likewise.
19601 (SFT_UNPARTITIONABLE_P): Likewise.
19602 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19603 (union tree_node): Remove sft field.
19604 * alias.c (get_alias_set): Remove special handling of SFTs.
19605 * print-tree.c (print_node): Remove handling of SFTs.
19606 * tree-dump.c (dequeue_and_dump): Likewise.
19607 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19608 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19609 * tree-predcom.c (set_alias_info): Do not set subvars.
19610 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19611 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19612 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19613 (add_vars_for_offset): Remove.
19614 (add_virtual_operand): Remove special handling of SFTs.
19615 (add_call_clobber_ops): Likewise.
19616 (add_call_read_ops): Likewise.
19617 (get_asm_expr_operands): Likewise.
19618 (get_modify_stmt_operands): Likewise.
19619 (get_expr_operands): Likewise.
19620 (add_to_addressable_set): Likewise.
19621 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19622 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19623 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19624 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19625 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19626 (tree_node_structure): Likewise.
19627 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19629 (find_what_p_points_to): Likewise.
19631 2008-05-08 Sa Liu <saliu@de.ibm.com>
19633 * config/spu/spu.md: Fixed subti3 pattern.
19635 2008-05-08 Richard Guenther <rguenther@suse.de>
19637 PR middle-end/36154
19638 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19639 sure to create a representative for trailing arrays for PTA.
19641 2008-05-08 Richard Guenther <rguenther@suse.de>
19643 PR middle-end/36172
19644 * fold-const.c (operand_equal_p): Two objects which types
19645 differ in pointerness are not equal.
19647 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19649 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19650 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19651 (emit_library_call_value_1): Add new variable fndecl initialized by
19652 NULL_TREE. It should be the decl type of orgfun, but this information
19653 seems not to be available here, so it uses the default calling abi.
19654 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19655 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19656 by TARGET_RETURN_IN_MEMORY.
19657 * config/i386/i386-interix.h: Likewise.
19658 * config/i386/i386.h: Likewise.
19659 * config/i386/i386elf.h: Likewise.
19660 * config/i386/ptx4-i.h: Likewise.
19661 * config/i386/sol2-10.h: Likewise.
19662 * config/i386/sysv4.h: Likewise.
19663 * config/i386/vx-common.h: Likewise.
19664 * config/cris/cris.h: Removed #if 0 clause.
19665 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19666 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19668 (ix86_sol10_return_in_memory): Likewise.
19669 (ix86_i386elf_return_in_memory): New.
19670 (ix86_i386interix_return_in_memory): New.
19671 * config/mt/mt-protos.h (mt_return_in_memory): New.
19672 * config/mt/mt.c: Likewise.
19673 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19674 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19675 * config/bfin/bfin.h: Likewise.
19676 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19678 * config/bfin/bfin.c: Likewise.
19679 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19680 * config/alpha/unicosmk.h: Likewise.
19681 * config/i386/cygming.h: Likewise.
19682 * config/iq2000/iq2000.h: Likewise.
19683 * config/mips/mips.h: Likewise.
19684 * config/mn10300/mn10300.h: Likewise.
19685 * config/rs6000/rs6000.h: Likewise.
19686 * config/score/score.h: Likewise.
19687 * config/spu/spu.h: Likewise.
19688 * config/v850/v850.h: Likewise.
19689 * defaults.h: Likewise.
19690 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19691 * expr.c (emit_block_move): Adjust use of
19692 OUTGOING_REG_PARM_STACK_SPACE.
19693 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19694 OUTGOING_REG_PARM_STACK_SPACE.
19695 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19697 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19699 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19700 on OMP_RETURN for OMP_FOR.
19703 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19704 (fortran_common): New function.
19705 (gen_variable_die): Call fortran_common instead of common_check,
19706 adjust for it returning tree instead of rtx. Formatting.
19708 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19712 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19713 * c-decl.c (merge_decls): Ditto.
19714 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19715 to RTL_CONST_OR_PURE_CALL_P.
19716 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19717 Initialized DECL_LOOPING_CONST_PURE.
19718 (process_call_operands): Set tree_side_effects properly.
19719 * tree.h (TREE_READONLY_DECL_P): Removed.
19720 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19721 (DECL_LOOPING_OR_CONST_P): New macro.
19722 (struct tree_function_decl): Added looping_const_or_pure_p.
19723 (ECF_*) Renumbered.
19724 (ECF_LOOPING_OR_CONST_P): New macro.
19725 * rtlanal.c (pure_const_p): Removed.
19726 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19727 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19728 to RTL_CONST_CALL_P.
19729 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19730 (check_decl, check_tree, check_call, scan_function): Initialize
19732 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19733 (static_execute): Set looping true for recursive functions.
19734 Undo setting state to IPA_NEITHER for recursive functions.
19735 * cse.c (cse_insn):
19736 * ifcvt.c (noce_can_store_speculate_p): Changed
19737 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19738 RTL_CONST_OR_PURE_CALL_P.
19739 * dse.c (scan_insn): Ditto.
19740 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19741 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19742 RTL_CONST_OR_PURE_CALL_P.
19743 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19744 pure_call_p to RTL_CONST_CALL_P.
19745 * gimplify.c (gimplify_call_expr): Clear side effects for
19746 non-looping pure and constant calls.
19747 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19748 (flags_from_decl_or_type): Set ecf flags from decl flags.
19749 (initialize_argument_information): Turn off
19750 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19751 Change const to pure if callee_copies is true rather than just
19753 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19754 way of marking pure calls.
19755 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19756 Remove hack that was supposed to fix pr7335 and remove old
19757 way of marking pure calls.
19758 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19759 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19760 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19761 RTL_CONST_OR_PURE_CALL_P.
19762 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19763 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19764 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19765 * sched-deps.c (schedule_analyze): Ditto.
19766 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19767 return_val field of calls to represent pure and const function info.
19768 (CONST_OR_PURE_CALL_P): Deleted macro.
19769 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19770 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19771 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19773 * tree-optimize.c (execute_fixup_cfg): Added test for
19774 ECF_LOOPING_CONST_OR_PURE.
19775 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19777 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19778 effects for looping pure or const calls.
19779 (verify_gimple_expr): Added verification code.
19780 * config/alpha/alpha.c (alpha_legitimize_address,
19781 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19783 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19784 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19785 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19786 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19787 RTL_CONST_OR_PURE_CALL_P.
19788 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19789 and const calls to be deleted.
19791 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19794 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19795 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19796 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19797 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19798 to handle nonimmediate operands.
19799 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19800 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19801 to handle nonimmediate operands.
19802 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19803 (mmx_pmulhrwv4hi3): New expander. Use
19804 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19805 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19806 (sse2_umulv1siv1di3): New expander. Use
19807 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19808 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
19809 (mmx_eq<mode>3): New expander. Use
19810 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19811 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19812 (mmx_uavgv8qi3): New expander. Use
19813 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19814 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
19815 (mmx_uavgv4hi3): New expander. Use
19816 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19818 * config/i386/sse.md
19819 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
19820 to handle nonimmediate operands.
19821 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
19822 to handle nonimmediate operands.
19823 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
19824 to handle nonimmediate operands.
19825 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
19826 to handle nonimmediate operands.
19827 (sse2_unpckhpd_exp): New expander. Use
19828 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19829 (sse2_unpcklpd_exp): New expander. Use
19830 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19831 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
19832 to handle nonimmediate operands.
19833 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
19834 to handle nonimmediate operands.
19835 (*sse2_<plusminus_insn><mode>3): Rename from
19836 sse2_<plusminus_insn><mode>3 insn pattern.
19837 (sse2_<plusminus_insn><mode>3): New expander. Use
19838 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19839 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
19840 (sse2_umulv2siv2di3): New expander. Use
19841 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19842 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
19843 (sse4_1_mulv2siv2di3): New expander. Use
19844 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19845 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
19846 (sse2_pmaddwd): New expander. Use
19847 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19848 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
19849 (sse2_eq<mode>3): New expander. Use
19850 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19851 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
19852 (sse4_1_eqv2di3): New expander. Use
19853 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19854 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19855 (sse2_uavgv16qi3): New expander. Use
19856 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19857 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19858 (sse2_uavgv16qi3): New expander. Use
19859 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19860 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
19861 (sse2_uavgv8hi3): New expander. Use
19862 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19863 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
19864 (ssse3_pmulhrswv8hi3): New expander. Use
19865 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19866 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
19867 (ssse3_pmulhrswv4hi3): New expander. Use
19868 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19870 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
19871 (<sse>_vmmul<mode>3): Ditto.
19872 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
19874 (ssse3_pmaddubsw128): Use register_operand for operand 1.
19875 (ssse3_pmaddubsw): Ditto.
19877 * config/i386/i386.c (struct_builtin_description)
19878 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
19879 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
19880 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
19881 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
19882 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
19883 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
19884 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
19885 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
19886 (ix86_fixup_binary_operands): Assert that src1
19887 and src2 must have the same mode when swapped.
19888 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
19889 and ix86_binary_operator_ok. Do not force operands in registers
19892 2008-05-07 Jan Hubicka <jh@suse.cz>
19894 * cgraph.c (dump_cgraph_node): Update.
19895 * cgraph.h (cgraph_local_info): Break out inline summary.
19896 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
19898 * ipa-inline (inline_summary): New accestor function.
19899 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
19900 cgraph_decide_inlining, compute_inline_parameters): Update.
19901 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19903 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19905 Cleanup ColdFire scheduling support and add V4 pipeline model.
19907 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19908 (define_attr cpu): Add cfv4 value.
19909 (define_attr type, define_attr type1): Merge into a single 'type'
19910 attribute. Update all uses.
19911 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19912 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19914 (define_attr opx_mem, define_attr opy_mem): Remove.
19915 (define_attr op_mem): Clean up, update comment.
19916 (define_attr size): Use specific values instead of general int.
19917 (define_attr guess, define_attr split): Remove. Update all uses.
19918 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19919 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19920 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19921 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19922 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19923 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19924 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19925 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19926 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19927 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19928 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19929 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19930 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19931 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19932 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19933 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19934 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19935 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19936 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19937 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19938 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19939 Update or set attributes.
19940 (stack_tie): New fake instruction.
19942 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19943 (m68k_sched_attr_size): Update declaration.
19944 (m68k_sched_attr_type2): Remove.
19945 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19946 Declare new bypass predicates.
19948 * config/m68k/m68k.c (m68k_sched_issue_rate,
19949 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19951 (TARGET_SCHED_ISSUE_RATE,
19952 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19953 (override_options): Handle scheduling for ColdFire V4 core.
19954 (m68k_expand_prologue): Emit stack_tie.
19955 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19956 'OP_TYPE_FPN'. Update all uses.
19957 (sched_guess_p): Remove.
19958 (sched_address_type): Handle symbolic addresses.
19959 (sched_get_operand): New static function.
19960 (sched_operand_type): Merge into sched_attr_op_type.
19961 (sched_attr_op_type): Handle FP registers, handle quick constants,
19963 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19964 (m68k_sched_attr_size): Update. Move logic to ...
19965 (sched_get_attr_size_int): New static function.
19966 (sched_get_opxy_mem_type): New static function.
19967 (m68k_sched_attr_op_mem): Update.
19968 (m68k_sched_attr_type2): Remove.
19969 (sched_cfv4_bypass_data): New static variable.
19970 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19971 (m68k_sched_issue_rate): Implement scheduler hook.
19972 (struct _sched_ib: enabled_p): New field.
19973 (m68k_sched_variable_issue): Update. Handle V4.
19974 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19975 sched_dump_class_func_t, sched_dump_split_class,
19976 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19977 sched_dump_dfa_class, m68k_sched_dump): Remove.
19978 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19980 (m68k_sched_init_global): Remove statisctics dumping, introduce
19981 sanity check that all instructions have pipeline reservations. Handle
19983 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19984 Handle ColdFire V4 core.
19985 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19986 New static functions.
19987 (m68k_sched_address_bypass_p): New bypass predicate.
19988 (sched_get_indexed_address_scale): New static function.
19989 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19991 * cf.md: Update comments.
19992 (define_attr type2): Remove. Use 'type' attribute instead.
19994 (cf_ib): Rename to cfv123_ib. Update all uses.
19995 (cf_oep): Rename to cfv123_oep. Update all uses.
19996 (cf_chr): Rename to cfv123_chr. Update all uses.
19997 (cf_mem): Rename to cfv123_mem. Update all uses.
19998 (cf_mac): Move to more appropriate place.
19999 (cfv123_guess): New automaton and cpu_unit.
20000 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
20001 Update uses of 'size' attribute. Handle before reload scheduling.
20002 (cfv123_guess): New dummy reservation for unhandled instructions.
20003 (cfv4_*): Pipeline description of ColdFire V4 core.
20004 (ignore): New reservation to handle 'ignore' type.
20006 2008-05-07 Ian Lance Taylor <iant@google.com>
20008 PR middle-end/36013
20009 * gimplify.c (find_single_pointer_decl_1): Don't look through
20011 (find_single_pointer_decl): Adjust comments.
20013 2008-05-07 Jakub Jelinek <jakub@redhat.com>
20015 PR middle-end/36137
20016 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
20017 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
20019 PR middle-end/36106
20020 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
20021 integral type rather than floating point, then VIEW_CONVERT_EXPR
20022 to the floating point type.
20024 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20026 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
20027 TFmode op0 to register.
20029 2008-05-07 Alan Modra <amodra@bigpond.net.au>
20031 * c-decl.c (grokdeclarator): Comment typo.
20033 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
20035 * tree-flow.h: Remove prototype for computed_goto_p.
20036 * tree-cfg.c (computed_goto_p): Make static.
20038 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
20041 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
20042 (contains_aligned_value_p): This. Handle _Decimal128.
20043 (ix86_function_arg_boundary): Only align _Decimal128 to its
20044 natural boundary and handle it properly.
20046 2008-05-06 Martin Jambor <mjambor@suse.cz>
20048 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
20049 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
20050 (ipcp_method_set_orig_node): Removed.
20051 (ipcp_cval_get_cvalue_type): Removed.
20052 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
20053 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
20054 (ipcp_cval_set_cvalue_type): Removed.
20055 (ipcp_cval_get_cvalue): Removed.
20056 (ipcp_cval_set_cvalue): Removed.
20057 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
20058 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
20059 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
20060 (ipcp_cval_meet): Renamed to ipa_lattice_meet
20061 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
20062 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
20063 (ipcp_get_ith_lattice): Changed parameters.
20064 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
20065 (ipcp_lattice_from_jfunc): Changed parameters.
20066 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
20067 (ipcp_method_cval_print): Added temporary variable info.
20068 (ipcp_redirect): Removed already unused local variable caller.
20069 (ipcp_redirect): New temporary variable orig_callee_info
20070 (ipcp_redirect): Removed newly unused local variable callee.
20071 (ipcp_redirect): Removed (a bit confusing) local variable type.
20072 (ipcp_insert_stage): Added local variable info.
20073 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
20075 (ipcp_formal_create): Removed.
20076 (ipcp_method_cval_set): Removed.
20077 (ipcp_propagate_stage): Renamed lattice variables.
20078 (ipcp_method_cval_set_cvalue_type): Removed.
20079 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
20080 (ipcp_print_all_lattices): Changed printed strings to refer to
20081 lattices rather than cvals.
20082 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
20083 (ipcp_propagate_const): Changed formal parameters.
20084 (build_const_val): Changed formal parameters.
20085 (ipcp_insert_stage): Removed useless variable cvalue
20086 (build_const_val): Changed formal parameters.
20087 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
20088 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
20089 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
20090 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
20091 (ipcp_print_func_profile_counts): Changed string from "method" to
20093 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
20094 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
20095 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
20096 (ipcp_structures_print): Renamed to ipcp_print_all_structures
20097 (ipcp_profile_print): Renamed to ipcp_print_profile_data
20098 (ipcp_lat_is_const): Changed parameters and made inline.
20099 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
20100 (ipcp_redirect): Renamed to ipcp_need_redirect_p
20101 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
20102 the predicate condition directly
20103 (ipcp_propagate_stage): Added local variable args. Removed local
20104 variable callee. (Both are mere code simplifications.)
20105 (ipcp_method_dont_insert_const): Renamed to
20106 ipcp_node_not_modifiable_p.
20107 (ipcp_node_not_modifiable_p): Made inline.
20108 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
20109 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
20110 (ipcp_print_all_lattices): Removed variable cvalue
20111 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
20114 2008-05-06 Olivier Hainque <hainque@adacore.com>
20116 * tree-sra.c (try_instantiate_multiple_fields): Early return
20117 if field has POINTER_TYPE.
20119 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
20121 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
20122 by using 'q' specifier for instruction.
20123 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
20125 2008-05-06 Anatoly Sokolov <aesok@post.ru>
20127 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20128 Change mode of zero_extract from QImode to HImode.
20129 (sign bit tests peepholes): (Ditto.).
20131 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
20133 * config/i386/mmx.md: Remove double backslashes from asm templates.
20134 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
20135 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20136 to handle nonimmediate operands.
20137 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
20138 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20139 to handle nonimmediate operands.
20140 (*mmx_<code>v2sf3_finite): New insn pattern.
20141 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
20142 (mmx_<code>v2sf3): New expander. Use
20143 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20144 (mmx_<plusminus_insn><mode>3): New expander. Use
20145 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20146 (*mmx_<plusminus_insn><mode>3): New insn pattern.
20147 (mmx_add<mode>3): Removed.
20148 (mmx_ssadd<mode>3): Ditto.
20149 (mmx_usadd<mode>3): Ditto.
20150 (mmx_sub<mode>3): Ditto.
20151 (mmx_sssub<mode>3): Ditto.
20152 (mmx_ussub<mode>3): Ditto.
20153 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
20154 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
20155 to handle nonimmediate operands.
20156 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
20158 (mmx_smulv4hi3_highpart): New expander. Use
20159 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20160 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
20162 (mmx_umulv4hi3_highpart): New expander. Use
20163 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20164 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
20165 (mmx_<code>v4hi3): New expander. Use
20166 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20167 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
20168 (mmx_<code>v8qi3): New expander. Use
20169 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20170 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
20171 (mmx_<code><mode>3): New expander. Use
20172 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20174 2008-05-05 Jan Hubicka <jh@suse.cz>
20176 PR tree-optimization/36118
20177 * passes.c (pass_init_dump_file): Fix dump header.
20179 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20181 PR middle-end/36141
20182 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
20183 VCE for function decls.
20185 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20187 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20189 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20191 * config/i386/i386.md (sat_plusminus): New.
20192 (plusminus_insn): Likewise.
20193 (plusminus_mnemonic): Likewise.
20195 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20196 (*<addsub><mode>3_cc_overflow): Renamed to ...
20197 (*<plusminus_insn><mode>3_cc_overflow): This.
20198 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20199 (*<plusminus_insn>si3_zext_cc_overflow): This.
20201 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20202 (<plusminus_insn><mode>3): This.
20203 (*<addsub><mode>3): Renamed to ...
20204 (*<plusminus_insn><mode>3): This.
20205 (<sse>_vm<addsub><mode>3): Renamed to ...
20206 (<sse>_vm<plusminus_insn><mode>3): This.
20207 (sse3_h<addsub>v4sf3): Renamed to ...
20208 (sse3_h<plusminus_insn>v4sf3): This.
20209 (sse3_h<addsub>v2df3): Renamed to ...
20210 (sse3_h<plusminus_insn>v2df3): This.
20211 (<plusminus_insn><mode>3): New.
20212 (*<plusminus_insn><mode>3): Likewise.
20213 (sse2_<plusminus_insn><mode>3): Likewise.
20214 (add<mode>): Removed.
20215 (*add<mode>3): Likewise.
20216 (sse2_ssadd<mode>3): Likewise.
20217 (sse2_usadd<mode>3): Likewise.
20218 (sub<mode>3): Likewise.
20219 (*sub<mode>3): Likewise.
20220 (sse2_sssub<mode>3): Likewise.
20221 (sse2_ussub<mode>3): Likewise.
20223 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20225 * gthr-single.h: Add in required interface elements as per gthr.h.
20226 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20227 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20228 Generalize UNUSED macro.
20229 (__gthread_once): Add.
20230 (__gthread_key_create): Add.
20231 (__gthread_key_delete): Add.
20232 (__gthread_getspecific): Add.
20233 (__gthread_setspecific): Add.
20235 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20237 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20238 the same size types for the indirect reference on the rhs, then
20241 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
20243 * config/i386/i386.md
20244 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20245 one insn template instead of template series.
20246 (*xordi_1_rex64): Ditto.
20247 (*xordi_2_rex64): Ditto.
20249 2008-05-05 Ira Rosen <irar@il.ibm.com>
20251 PR tree-optimization/36119
20252 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20255 2008-06-04 Jan Hubicka <jh@suse.cz>
20257 tree-optimization/36100
20258 * tree-pass.h (pass_O0_always_inline): Declare.
20259 * ipa-inline.c (inline_transform): Remove dead code.
20260 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20261 pass_O0_always_inline): New.
20262 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20264 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
20266 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20267 mnemonic in this_param move for TARGET_64BIT.
20269 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
20271 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20272 (*strmovsi_rex_1): Ditto.
20273 (*strsetsi_1): Ditto.
20274 (*strsetsi_rex_1): Ditto.
20276 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20277 adddicc expanders using SWI mode iterator.
20279 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20282 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20285 2008-05-04 David S. Miller <davem@davemloft.net>
20287 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20288 (sparc*-*-linux*): Use linux.h in tm_file.
20289 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20290 compiler defaulting to 32-bit.
20291 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20293 * config/sparc/linux.h: Remove definitions now obtained
20294 properly from linux.h
20295 * config/sparc/linux64.h: Likewise.
20296 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20297 don't want this setting for 32-bit builds in a biarch compiler.
20298 * doc/install.texi: Add sparc-linux to list of targets
20299 supporting --enable-targets=all.
20301 2008-05-03 Andrew Pinski <pinskia@gmail.com>
20303 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20305 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20307 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20308 after V4SI_FTYPE_V8HI.
20309 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20310 case V4SI_FTYPE_V2DF.
20312 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20314 * doc/invoke.texi (max-flow-memory-locations): Removed.
20315 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20317 2008-05-03 Richard Guenther <rguenther@suse.de>
20319 PR middle-end/34973
20320 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20322 2008-05-02 David S. Miller <davem@davemloft.net>
20324 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20326 2008-05-02 Simon Baldwin <simonb@google.com>
20329 * c-common.h (warn_array_subscript_range): Removed.
20330 * c-common.c (warn_array_subscript_range): Ditto.
20331 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20332 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20334 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20336 * config/i386/i386.c (ix86_special_builtin_type): New.
20337 (bdesc_special_args): Likewise.
20338 (ix86_expand_special_args_builtin): Likewise.
20339 (ix86_init_mmx_sse_builtins): Updated.
20340 (ix86_expand_builtin): Updated.
20341 (ix86_expand_store_builtin): Removed.
20342 (ix86_expand_unop_builtin): Likewise.
20344 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20345 * config/i386/mmintrin.h (__v2sf): Here.
20347 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20349 (_mm_loadl_pi): Likewise.
20350 (_mm_storeh_pi): Replace __v2si with __v2sf.
20351 (_mm_storel_pi): Likewise.
20353 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20354 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20355 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20356 __builtin_ia32_loadlpd.
20358 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20360 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20361 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20362 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20363 (ix86_init_mmx_sse_builtins): Updated.
20364 (ix86_expand_args_builtin): Likewise.
20365 (ix86_expand_builtin): Likewise.
20366 (ix86_expand_unop1_builtin): Renamed to ...
20367 (ix86_expand_unop_vec_merge_builtin): This.
20369 2008-05-01 Jan Hubicka <jh@suse.cz>
20372 * ipa-inline.c (inline_generate_summary): Make static.
20373 (inline_transform): Do not call inlining at -O0; make static.
20374 * passes.c (execute_todo): Add sanity check.
20375 (execute_one_ipa_transform_pass): Execute proper flags.
20377 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20379 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20380 (DECL_NONADDRESSABLE_P): Likewise.
20381 * alias.c (record_component_aliases): Fix comment.
20383 2008-05-01 Simon Baldwin <simonb@google.com>
20385 * c-common.h (warn_array_subscript_range): New function.
20386 * c-common.c (warn_array_subscript_range): Ditto.
20387 * tree-vrp.c (check_array_ref): Corrected code to agree with
20388 comment, ignoring only arrays of size 0 or size 1.
20389 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20391 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20393 * config/i386/i386.c (ix86_builtin_type): Replace
20394 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20395 (bdesc_args): Updated.
20396 (ix86_init_mmx_sse_builtins): Likewise.
20397 (ix86_expand_args_builtin): Likewise.
20399 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20402 * doc/extend.texi: Correct __builtin_ia32_palignr.
20404 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20407 * config/i386/i386.c (bdesc_crc32): Removed.
20408 (ix86_expand_crc32): Likewise.
20409 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20410 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20411 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20412 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20413 UINT_FTYPE_UINT_UCHAR.
20414 (bdesc_args): Updated. Add crc32 builtins.
20415 (ix86_init_mmx_sse_builtins): Updated.
20416 (ix86_expand_args_builtin): Updated to support subreg.
20418 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20420 2008-05-01 Jan Hubicka <jh@suse.cz>
20422 * tree-pass.h (opt_pass): Add IPA_PASS.
20423 (varpool_node, cgraph_node): Forward declare.
20424 (ipa_opt_pass): Define.
20425 (pass_ipa_inline): Turn into ipa_opt_pass.
20426 (pass_apply_inline): Remove.
20427 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20428 (apply_inline): Turn into ....
20429 (inline_transform): ... this one.
20430 (inline_generate_summary): New function.
20431 (pass_apply_inline): Remove.
20432 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20434 (struct function): Add ipa_transforms_to_apply.
20435 * passes.c (register_one_dump_file): Work on IPA_PASS.
20436 (init_optimization_passes): Remove pass_inline_parameters and
20438 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20439 (execute_one_pass) ... here; apply transforms when possible.
20440 (add_ipa_transform_pass, execute_ipa_summary_asses,
20441 execute_one_ipa_transform_pass): New.
20442 (execute_ipa_pass_list): Update for IPA_PASS type.
20444 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20446 * config/i386/i386.c (ix86_builtin_type): Add
20447 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20448 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20449 (bdesc_args): Add SSE4a builtins.
20450 (ix86_init_mmx_sse_builtins): Updated.
20451 (ix86_expand_args_builtin): Likewise.
20452 (ix86_expand_builtin): Likewise.
20454 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20456 * config/i386/i386.c (ix86_builtin_type): Add
20457 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20458 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20459 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20460 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20461 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20462 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20463 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20464 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20465 and DI_FTYPE_DI_DI_INT.
20466 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20467 (ix86_init_mmx_sse_builtins): Updated.
20468 (ix86_expand_args_builtin): Likewise.
20469 (ix86_expand_builtin): Likewise.
20470 (ix86_expand_binop_imm_builtin): Removed.
20472 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20474 2008-04-30 Richard Guenther <rguenther@suse.de>
20476 PR tree-optimization/32921
20477 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20479 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20481 * config/arm/arm.c (arm_unwind_emit): Use
20482 crtl->all_throwers_are_sibcalls instead of
20483 cfun->all_throwers_are_sibcalls.
20484 (arm_output_fn_unwind): Likewise.
20485 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20486 instead of cfun->uses_pic_offset_table.
20487 (frv_expand_prologue): Likewise.
20488 (frv_frame_pointer_required): Likewise.
20489 (frv_expand_fdpic_call): Likewise.
20490 (frv_emit_movsi): Likewise.
20491 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20492 cfun->returns_pcc_struct instead of
20493 current_function_returns_pcc_struct.
20494 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20495 instead of cfun->calls_eh_return.
20496 (m32c_pushm_popm): Likewise.
20497 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20498 "extern" declaration.
20500 2008-04-30 Richard Guenther <rguenther@suse.de>
20502 PR tree-optimization/21636
20503 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20505 (evaluate_stmt): Print the likely value.
20506 (ccp_visit_stmt): Avoid excessive vertical spacing.
20508 2008-04-30 Rafael Espíndola <espindola@google.com>
20510 * builtins.c (fold_call_expr): Return realret.
20511 * tree-ssa-threadedge.c
20512 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20513 __builtin_object_size.
20515 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20517 * gcc.c (wrapper_string): New variable.
20518 (insert_wrapper): New function.
20519 (execute): New option -wrapper.
20520 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20522 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20524 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20525 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20526 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20528 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20529 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20530 config/rs6000/e500crtres64gprctr.asm,
20531 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20532 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20533 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20534 config/rs6000/e500crtsav64gprctr.asm,
20535 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20536 config/rs6000/e500crtsavg64gprctr.asm: New files.
20537 * config/rs6000/t-ppccomm: Add build rules for new files.
20538 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20539 * config/rs6000/t-netbsd: Add build rules for new files.
20540 (LIB2FUNCS_STATIC_EXTRA): New variable.
20541 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20542 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20543 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20545 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20547 * config/i386/i386.c (ix86_builtin_type): Add
20548 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20549 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20550 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20551 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20552 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20553 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20554 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20555 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20556 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20557 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20558 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20559 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20560 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20561 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20562 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20563 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20564 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20565 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20566 V1DI_FTYPE_V2SI_V2SI.
20567 (bdesc_2arg): Moved to ...
20568 (bdesc_args): Here.
20569 (ix86_init_mmx_sse_builtins): Updated.
20570 (ix86_expand_args_builtin): Updated. Take a pointer
20571 to const struct builtin_description. Handle comparison
20573 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20574 (ix86_expand_builtin): Updated.
20576 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20577 (ssse3_pmaddubsw128): This.
20578 (ssse3_pmaddubswv4hi3): Renamed to ...
20579 (ssse3_pmaddubsw): This.
20581 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20582 (__builtin_ia32_packssdw128): Likewise.
20583 (__builtin_ia32_packuswb128): Likewise.
20584 (__builtin_ia32_pmaddubsw): Likewise.
20585 (__builtin_ia32_pmaddubsw128): Likewise.
20587 2008-04-30 Richard Guenther <rguenther@suse.de>
20589 PR tree-optimization/14847
20590 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20591 (recognize_bits_test): Use it.
20592 (recognize_single_bit_test): Likewise.
20594 2008-04-30 Martin Jambor <mjambor@suse.cz>
20596 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20597 instead of setting number of formal parameters to zero.
20598 (ipcp_init_stage): Do not set the number of actual parameters to zero
20600 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20601 which are called with variable number of arguments.
20602 (ipcp_insert_stage): Explicitely skipping all nodes which are
20603 called with variable number of arguments.
20604 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20605 number of parameters.
20607 * ipa-prop.h (struct ipa_node_params): Added flag
20608 called_with_var_arguments
20609 (ipa_set_param_count): Added. Changed sole setter to use it.
20610 (ipa_get_param_count): Added. All readers of param_count
20611 converted to use it instead.
20612 (ipa_set_called_with_variable_arg): Added.
20613 (ipa_is_called_with_var_arguments): Added.
20614 (ipa_get_ith_param): Added. All readers of param_decls converted
20616 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20618 (ipa_get_cs_argument_count): Added, all readers of argument_count
20620 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20623 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20624 (struct ipcp_lattice): Renamed cval_type to type
20625 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20627 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20628 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20629 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20630 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20631 (build_const_val): Changed the type of parameter cvalue to tree
20632 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20633 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20635 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20638 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20639 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20640 (ipa_add_method): Renamed to ipa_push_func_to_list
20641 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20642 (ipa_callsite_param_count): Removed.
20643 (ipa_callsite_param_count_set): Removed.
20644 (ipa_callsite_param): Removed.
20645 (ipa_callsite_callee): Removed.
20646 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20647 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20648 (ipa_method_formal_count): Removed.
20649 (ipa_method_formal_count_set): Removed.
20650 (ipa_method_get_tree): Removed.
20651 (ipa_method_tree_map_create): Removed.
20652 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20653 (ipa_create_param_decls_array): Creates the array itself
20654 (ipa_create_param_decls_array): Temporary variable info instead of
20655 a few dereferences.
20656 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20657 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20658 (get_type): Removed.
20659 (ipa_jf_get_info_type): Removed.
20660 (ipa_node_create): Renamed to ipa_create_node_params
20661 (ipa_free): Renamed to ipa_free_all_node_params
20662 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20663 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20664 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20665 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20666 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20667 ipa_free_all_edge_args
20668 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20669 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20670 (ipa_create_methodlist_node): Removed.
20671 (ipa_methodlist_method): Removed.
20672 (ipa_methodlist_method_set): Removed.
20673 (ipa_methodlist_next_method): Removed.
20674 (ipa_methodlist_next_method_set): Removed.
20675 (ipa_method_is_modified): Removed.
20676 (ipa_method_modify_create): Removed.
20677 (ipa_method_modify_init): Temporary variable info instead of a few
20679 (ipa_detect_param_modifications): Temporary variable info instead of
20680 a few dereferences.
20681 (ipa_compute_jump_functions): Temporary variable info instead of
20682 a few dereferences.
20683 (ipa_method_modify_set): Removed.
20684 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20685 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20686 than craph_node as the first parameter.
20687 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20688 (ipa_method_modify_init): Removed.
20689 (ipa_compute_jump_functions): Added a temp variable instead of
20690 repeatadly dereferencing the cgraph_edge.aux pointer
20691 (ipa_callsite_param_set_type): Removed.
20692 (ipa_compute_jump_functions): i renamed to index and moved to
20694 (ipa_callsite_param_set_info_type_formal): Removed.
20695 (ipa_callsite_param_set_info_type): Removed.
20696 (ipa_callsite_param_map_create): Removed.
20697 (ipa_callsite_tree): Removed.
20698 (ipa_callsite_caller): Removed.
20699 (ipa_pop_func_from_list): return_method removed to return_func
20701 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20702 prefixed all values with IPA_. Changed all users.
20703 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20704 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20705 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20706 (union parameter_info): Renamed to jump_func_value.
20707 (union jump_func_value): Renamed value to constant
20708 (struct ipa_jump_func): Renamed info_type to value
20709 (struct ipa_node): Renamed to ipa_node_params
20710 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20711 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20712 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20713 (struct ipa_edge): Renamed to ipa_edge_args
20714 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20715 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20716 (struct ipa_methodlist): Renamed to ipa_func_list
20717 (struct ipa_func_list): method_p renamed to node, next_method
20719 (ipa_methodlist_p): Removed, switched all users to struct pointer
20720 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20722 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20724 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20725 (rs6000_emit_epilogue): Use backchain to restore only when we
20726 have a large frame. Make use of frame pointer to restore if we
20727 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20729 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20731 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20732 Add mode to zero_extract.
20733 (sign bit tests peepholes): (Ditto.).
20735 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20737 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20738 Instructions in comments with SSE3.
20739 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20740 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20741 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20742 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20743 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20744 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20745 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20746 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20747 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20748 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20749 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20750 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20751 (bdesc_sse_args): Renamed to ...
20752 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20753 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20754 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20755 IX86_BUILTIN_FABSQ.
20756 (bdesc_1arg): Moved to ...
20757 (bdesc_args): Here.
20758 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20759 Instructions in comments with SSE3.
20760 (ix86_expand_sse_operands_builtin): Renamed to ...
20761 (ix86_expand_args_builtin): This. Updated.
20762 (ix86_expand_unop1_builtin): Update comments.
20763 (ix86_expand_builtin): Updated.
20765 2008-04-29 Richard Guenther <rguenther@suse.de>
20767 PR tree-optimization/36078
20768 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20769 Update virtual SSA form after cleaning up the CFG.
20771 2008-04-29 Richard Guenther <rguenther@suse.de>
20773 PR middle-end/15255
20774 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20776 2008-04-29 Richard Guenther <rguenther@suse.de>
20778 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20779 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20780 (compute_flow_insensitive_aliasing): Do not treat
20781 PTR_IS_REF_ALL pointers special.
20782 (get_smt_for): Likewise.
20783 (may_alias_p): Re-structure.
20784 (is_escape_site): A ref-all pointer conversion is not an escape site.
20785 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20786 PTR_IS_REF_ALL pointers special.
20787 * tree-ssa-structalias.h (struct alias_info): Remove
20788 ref_all_symbol_mem_tag field.
20789 (PTR_IS_REF_ALL): Remove.
20791 2008-04-29 Richard Guenther <rguenther@suse.de>
20793 PR middle-end/36077
20794 * fold-const.c (extract_muldiv_1): In combining division constants
20795 make sure to never overflow.
20797 2008-04-29 Nick Clifton <nickc@redhat.com>
20799 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20801 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20804 * optc-gen.awk: Work around HP-UX/IA awk bug.
20806 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
20808 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20811 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20814 * config/i386/i386.md
20815 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
20816 Change operand 1 predicate to nonimmediate_operand.
20818 2008-04-28 Jakub Jelinek <jakub@redhat.com>
20821 * dwarf2out.c (struct die_struct): Mark as chain_circular through
20823 * gengtype.c (walk_type, write_func_for_structure): Handle
20825 * doc/gty.texi: Document chain_circular.
20827 2008-04-28 Richard Guenther <rguenther@suse.de>
20829 PR tree-optimization/36066
20830 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
20833 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20836 * config/i386/i386.md
20837 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20838 Use match_scratch instead of match_operand for operands 3 and 4.
20840 2008-04-27 Richard Guenther <rguenther@suse.de>
20842 PR tree-optimization/18754
20843 PR tree-optimization/34223
20844 * tree-pass.h (pass_complete_unrolli): Declare.
20845 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
20846 loop size before and after unconditionally of UL_NO_GROWTH in effect.
20847 Rewrite loop into loop closed SSA form if it is not already.
20848 (tree_unroll_loops_completely): Re-structure to iterate over
20849 innermost loops with intermediate CFG cleanups.
20850 Unroll outermost loops only if requested or the code does not grow
20852 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
20853 loops are available.
20854 (tree_vectorize): Instead do so here.
20855 (tree_complete_unroll): Also unroll outermost loops.
20856 (tree_complete_unroll_inner): New function.
20857 (gate_tree_complete_unroll_inner): Likewise.
20858 (pass_complete_unrolli): New pass.
20859 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
20860 uses outside of the loop.
20861 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
20862 form if it is available.
20863 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
20864 * passes.c (init_optimization_passes): Schedule complete inner
20865 loop unrolling pass before the first CCP pass after final inlining.
20867 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
20869 * targhooks.h (default_emutls_var_fields,
20870 default_emutls_var_init): Declare.
20871 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
20872 * target.h (struct gcc_target): Add struct emutls member.
20873 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
20874 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
20875 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
20876 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
20877 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
20878 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
20879 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
20880 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
20881 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
20882 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
20883 emit debug information.
20884 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
20885 * varasm.c: Include targhooks.h.
20886 (emutls_object_section, emutls_tmpl_section): New.
20887 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
20888 (EMUTLS_SEPARATOR): New.
20889 (prefix_name): New.
20890 (get_emutls_object_name): New.
20891 (default_emutls_var_fields): New, broken out of ...
20892 (get_emutls_object_type): ... here. Adjust to use target hooks.
20893 (get_emutls_init_templ_addr): Adjust to use target hooks.
20894 (emutls_decl): Adjust to use target hooks.
20895 (emutls_finish): Likewise.
20896 (default_emutls_var_init): New, broken out of ...
20897 (assemble_variable): ... here. Adjust to use target hooks.
20898 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
20899 SECCAT_EMUTLS_TMPL.
20900 * c-common.c (handle_section_attribute): Prevent overriding
20901 sections for emulated tls with special sections.
20902 * config/i386/i386.c (x86_64_elf_select_section): Add
20903 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20904 (x86_64_elf_unique_section): Likewise.
20905 * config/vxworks.c: Include tree.h.
20906 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20907 (vxworks_override_options): Set TLS scheme.
20908 * doc/tm.texi (Emulated TLS): New node.
20910 2008-04-26 Simon Baldwin <simonb@google.com>
20913 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20914 with propagated string constants.
20916 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20918 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20919 constraint for operand 2 when operand 0 is memory operand.
20920 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20921 operand 0 is memory operand.
20922 (fix_trunc<mode>_i387_with_temp): Ditto.
20923 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20924 operand 2 when operand 1 is memory operand.
20925 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20926 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20927 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20928 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20929 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20930 operands 2,3 and 4 when operand 1 is memory operand.
20931 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20933 (fistdi2_floor_with_temp): Ditto.
20934 (fist<mode>2_floor_with_temp): Ditto.
20935 (fistdi2_ceil_with_temp): Ditto.
20936 (fist<mode>2_ceil_with_temp): Ditto.
20937 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20939 2008-04-26 David Daney <ddaney@avtrex.com>
20941 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20943 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20944 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20945 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20946 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20947 (compare_and_swap_12): New insn.
20948 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20949 * config/mips/mips.c (mips_force_binary): New function.
20950 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20951 (mips_expand_compare_and_swap_12): New function.
20952 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20954 2008-04-25 Jan Hubicka <jh@suse.cz>
20957 * cfgexpand.c (pass_expand): Turn into RTL pass.
20958 * passes.c (execute_one_pass): Do pass typechecking after execution.
20959 * tree-pass.h (pass_expand): Turn into RTL pass.
20961 * function.h (struct rtl_data): Move here fields
20962 accesses_prior_frames, calls_eh_return, saves_all_registers,
20963 has_nonlocal_goto, has_asm_statement, is_thunk,
20964 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20965 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20966 arg_pointer_save_area_init from struct function; turn into bool.
20967 (struct function): Move
20968 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20969 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20970 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20971 tail_call_emit, arg_pointer_save_area_init
20972 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20973 (current_function_returns_struct, current_function_returns_pcc_struct,
20974 current_function_calls_setjmp, current_function_calls_alloca,
20975 current_function_accesses_prior_frames,
20976 current_function_calls_eh_return, current_function_is_thunk,
20977 current_function_stdarg, current_function_profile,
20978 current_function_limit_stack, current_function_uses_pic_offset_table,
20979 current_function_uses_const_pool, current_function_has_nonlocal_label,
20980 current_function_saves_all_registers,
20981 current_function_has_nonlocal_goto,
20982 current_function_has_asm_statement): Remove accesor macros.
20983 * ra-conflict.c (global_conflicts): Update.
20984 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20985 (suitable_for_tail_call_opt_p): Update.
20986 * builtins.c (expand_builtin_return_addr): Update.
20987 (expand_builtin_setjmp_setup): Update.
20988 (expand_builtin_nonlocal_goto): Update.
20989 * final.c (final_start_function): Update.
20990 (profile_function): Update.
20991 (leaf_function_p): Update.
20992 (only_leaf_regs_used): Update.
20993 * df-scan.c (df_get_exit_block_use_set): Update.
20994 * dojump.c (clear_pending_stack_adjust): Update.
20995 * tree-stdarg.c (gate_optimize_stdarg): Update.
20996 * gimple-low.c (lower_function_body): Update.
20997 * global.c (compute_regsets): Update.
20998 (global_alloc): Update.
20999 * dwarf2out.c (dwarf2out_begin_prologue): Update.
21000 * expr.c (expand_assignment): Update.
21001 * dse.c (dse_step0): Update.
21002 (dse_step1): Update.
21003 * c-decl.c (store_parm_decls): Update.
21004 * local-alloc.c (combine_regs): Update.
21005 (find_free_reg): Update.
21006 * function.c (assign_parms_augmented_arg_list): Update.
21007 (assign_parm_find_data_types): Update.
21008 (assign_parms): Update.
21009 (allocate_struct_function): Update.
21010 (expand_function_start): Update.
21011 (expand_function_end): Update.
21012 (get_arg_pointer_save_area): Update.
21013 (thread_prologue_and_epilogue_insns): Update.
21014 (rest_of_match_asm_constraints): Update.
21015 * stor-layout.c (variable_size): Update.
21016 * gcse.c (gcse_main): Update.
21017 (bypass_jumps): Update.
21018 * gimplify.c (gimplify_function_tree): Update.
21019 * calls.c (emit_call_1): Update.
21020 (expand_call): Update.
21021 * bt-load.c (compute_defs_uses_and_gen): Update.
21022 * except.c (sjlj_assign_call_site_values): Update.
21023 (sjlj_emit_function_enter): Update.
21024 (can_throw_external): Update.
21025 (set_nothrow_function_flags): Update.
21026 (expand_builtin_unwind_init): Update.
21027 (expand_eh_return): Update.
21028 (convert_to_eh_region_ranges): Update.
21029 (output_function_exception_table): Update.
21030 * emit-rtl.c (gen_tmp_stack_mem): Update.
21031 * cfgexpand.c (expand_used_vars): Update.
21032 (tree_expand_cfg): Update.
21033 * cfgcleanup.c (rest_of_handle_jump): Update.
21034 * explow.c (allocate_dynamic_stack_space): Update.
21035 * varasm.c (assemble_start_function): Update.
21036 (force_const_mem): Update.
21037 (mark_constant_pool): Update.
21038 * tree-optimize.c (tree_rest_of_compilation): Update.
21039 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
21040 * tree-cfg.c (notice_special_calls): Update.
21041 (is_ctrl_altering_stmt): Update.
21042 (tree_can_make_abnormal_goto): Update.
21043 (tree_purge_dead_abnormal_call_edges): Update.
21044 * config/alpha/predicates.md: Update.
21045 * config/alpha/alpha.c (alpha_sa_mask): Update.
21046 (alpha_sa_size): Update.
21047 (alpha_does_function_need_gp): Update.
21048 (alpha_expand_prologue): Update.
21049 (alpha_start_function): Update.
21050 (alpha_output_function_end_prologue): Update.
21051 (alpha_expand_epilogue): Update.
21052 * config/frv/frv.c (frv_stack_info): Update.
21053 (frv_expand_epilogue): Update.
21054 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
21055 (s390_register_info): Update.
21056 (s390_frame_info): Update.
21057 (s390_init_frame_layout): Update.
21058 (s390_can_eliminate): Update.
21059 (save_gprs): Update.
21060 * config/spu/spu.c (spu_split_immediate): Update.
21061 (need_to_save_reg): Update.
21062 (spu_expand_prologue): Update.
21063 (spu_expand_epilogue): Update.
21064 * config/sparc/sparc.md: Update.
21065 * config/sparc/sparc.c (eligible_for_return_delay): Update.
21066 (sparc_tls_got): Update.
21067 (legitimize_pic_address): Update.
21068 (sparc_emit_call_insn): Update.
21069 (sparc_expand_prologue): Update.
21070 (output_return): Update.
21071 (print_operand): Update.
21072 (sparc_function_ok_for_sibcall): Update.
21073 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
21074 * config/m32r/m32r.md: Update.
21075 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
21076 (m32r_compute_frame_size): Update.
21077 (m32r_expand_prologue): Update.
21078 (m32r_expand_epilogue): Update.
21079 (m32r_legitimize_pic_address): Update.
21080 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
21081 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21082 * config/i386/i386.c (ix86_frame_pointer_required): Update.
21083 (gen_push): Update.
21084 (ix86_save_reg): Update.
21085 (ix86_compute_frame_layout): Update.
21086 (ix86_expand_prologue): Update.
21087 (ix86_expand_epilogue): Update.
21088 * config/sh/sh.c (output_stack_adjust): Update.
21089 (calc_live_regs): Update.
21090 (sh5_schedule_saves): Update.
21091 (sh_expand_prologue): Update.
21092 (sh_expand_epilogue): Update.
21093 (sh_setup_incoming_varargs): Update.
21094 (sh_allocate_initial_value): Update.
21095 (sh_get_pr_initial_val): Update.
21096 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
21097 * config/sh/sh.md (label:): Update.
21098 * config/avr/avr.c (out_movhi_mr_r): Update.
21099 * config/crx/crx.h (enum): Update.
21100 * config/xtensa/xtensa.h (along): Update.
21101 * config/stormy16/stormy16.c Update.
21102 (xstormy16_compute_stack_layout): Update.
21103 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
21104 (fr30_expand_prologue): Update.
21105 * config/cris/cris.c (cris_conditional_register_usage): Update.
21106 (cris_reg_saved_in_regsave_area): Update.
21107 (cris_initial_frame_pointer_offset): Update.
21108 (cris_simple_epilogue): Update.
21109 (cris_expand_prologue): Update.
21110 (cris_expand_epilogue): Update.
21111 (cris_expand_pic_call_address): Update.
21112 (cris_asm_output_symbol_ref): Update.
21113 (cris_asm_output_label_ref): Update.
21114 * config/cris/cris.md Update.
21115 * config/iq2000/iq2000.c (compute_frame_size): Update.
21116 (iq2000_expand_epilogue): Update.
21117 * config/mt/mt.h (save_direction): Update.
21118 * config/mn10300/mn10300.c (mn10300_function_value): Update.
21119 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21120 (ia64_secondary_reload_class): Update.
21121 * config/m68k/m68k.c (m68k_save_reg): Update.
21122 (m68k_expand_prologue): Update.
21123 (m68k_expand_epilogue): Update.
21124 (legitimize_pic_address): Update.
21125 * config/rs6000/rs6000.c (rs6000_got_register): Update.
21126 (first_reg_to_save): Update.
21127 (first_altivec_reg_to_save): Update.
21128 (compute_vrsave_mask): Update.
21129 (compute_save_world_info): Update.
21130 (rs6000_stack_info): Update.
21131 (spe_func_has_64bit_regs_p): Update.
21132 (rs6000_ra_ever_killed): Update.
21133 (rs6000_emit_eh_reg_restore): Update.
21134 (rs6000_emit_allocate_stack): Update.
21135 (rs6000_emit_prologue): Update.
21136 (rs6000_emit_epilogue): Update.
21137 (rs6000_output_function_epilogue): Update.
21138 (output_profile_hook): Update.
21139 (rs6000_elf_declare_function_name): Update.
21140 * config/rs6000/rs6000.h (rs6000_args): Update.
21141 * config/rs6000/rs6000.md: Update.
21142 * config/mcore/mcore.c (mcore_expand_prolog): Update.
21143 * config/arc/arc.c (arc_output_function_epilogue): Update.
21144 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
21145 * config/darwin.c (machopic_function_base_name): Update.
21146 * config/score/score3.c (score3_compute_frame_size): Update.
21149 (score3_epilogue): Update.
21150 * config/score/score7.c (score7_compute_frame_size): Update.
21151 (score7_prologue): Update.
21152 (score7_epilogue): Update.
21153 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
21154 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21155 * config/arm/arm.c (use_return_insn): Update.
21156 (require_pic_register): Update.
21157 (arm_load_pic_register): Update.
21158 (arm_compute_save_reg0_reg12_mask): Update.
21159 (arm_compute_save_reg_mask): Update.
21160 (thumb1_compute_save_reg_mask): Update.
21161 (output_return_instruction): Update.
21162 (arm_output_function_prologue): Update.
21163 (arm_output_epilogue): Update.
21164 (arm_get_frame_offsets): Update.
21165 (arm_expand_prologue): Update.
21166 (thumb_pushpop): Update.
21167 (thumb_exit): Update.
21168 (thumb1_expand_prologue): Update.
21169 (thumb1_expand_epilogue): Update.
21170 (arm_unwind_emit): Update.
21171 (arm_output_fn_unwind): Update.
21172 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
21173 * config/arm/arm.md: Update.
21174 * config/pa/pa.md: Update.
21175 * config/pa/pa.c (legitimize_pic_address): Update.
21176 (compute_frame_size): Update.
21177 (hppa_expand_prologue): Update.
21178 (hppa_expand_epilogue): Update.
21179 (borx_reg_operand): Update.
21180 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
21181 (HARD_REGNO_RENAME_OK): Update.
21182 * config/mips/mips.c (mips_global_pointer): Update.
21183 (mips_save_reg_p): Update.
21184 (mips_compute_frame_info): Update.
21185 (mips_frame_pointer_required): Update.
21186 (mips_expand_prologue): Update.
21187 (mips_expand_epilogue): Update.
21188 (mips_can_use_return_insn): Update.
21189 (mips_reorg_process_insns): Update.
21190 * config/v850/v850.c (compute_register_save_size): Update.
21191 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21192 * config/mmix/mmix.c (along): Update.
21193 (mmix_expand_epilogue): Update.
21194 * config/bfin/bfin.c (legitimize_pic_address): Update.
21195 (must_save_p): Update.
21196 (stack_frame_needed_p): Update.
21197 (add_to_reg): Update.
21198 (bfin_expand_prologue): Update.
21199 * stmt.c (expand_asm_operands): Update.
21200 * reload1.c (reload): Update.
21201 (init_elim_table): Update.
21203 2008-04-25 Bob Wilson <bob.wilson@acm.org>
21205 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21207 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21209 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21210 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21211 (mov<mode>): Removed.
21212 (*movv4sf_internal): Likewise.
21213 (*movv2df_internal): Likewise.
21215 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
21217 * config.gcc (crx-*-elf): Remove deprecation.
21219 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21221 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21222 __gcc_deregister_frame with atexit.
21223 (deregister_frame_dtor): Remove.
21225 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21226 Nathan Sidwell <nathan@codesourcery.com>
21228 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21230 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21231 (rs6000_isel): Likewise.
21232 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21233 (rs6000_isel): New variable.
21234 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21236 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21239 * c-common.c (handle_vector_size_attribute): Call
21240 lang_hooks.types.reconstruct_complex_type instead of
21241 reconstruct_complex_type.
21242 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21243 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21244 * langhooks.h (struct lang_hooks_for_types): Add
21245 reconstruct_complex_type hook.
21246 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21247 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21249 2008-04-24 Richard Guenther <rguenther@suse.de>
21251 * c-common.h (check_builtin_function_arguments): Declare.
21252 * c-common.c (validate_nargs): New function.
21253 (check_builtin_function_arguments): Likewise.
21254 * c-typeck.c (build_function_call): Call
21255 check_builtin_function_arguments.
21256 * builtins.c (fold_builtin_classify): Remove error reporting code.
21257 (fold_builtin_unordered_cmp): Likewise.
21258 (fold_builtin_1): Likewise.
21259 (fold_builtin_n): Likewise.
21261 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21263 PR tree-optimization/36008
21264 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21265 the original op1, rather than delta by step.
21267 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21268 Sebastian Pop <sebastian.pop@amd.com>
21270 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21271 eliminate_local_variables_stmt, eliminate_local_variables,
21272 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21273 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21274 of code delimited by two edges in the CFG.
21275 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21276 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21277 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21278 the case of parallelisation of reductions.
21279 (expr_invariant_in_region_p): New.
21281 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21282 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21284 2008-04-24 Ira Rosen <irar@il.ibm.com>
21285 Richard Guenther <rguenther@suse.de>
21287 PR tree-optimization/36034
21288 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21289 incapable of dealing with loads with gaps.
21291 2008-04-24 Rafael Espíndola <espindola@google.com>
21293 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21294 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21295 vrp_evaluate_conditional.
21296 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21297 (vrp_evaluate_conditional): Split the cond argument.
21298 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21299 (simplify_stmt_for_jump_threading): Update call to
21300 vrp_evaluate_conditional.
21302 2008-04-24 Ira Rosen <irar@il.ibm.com>
21304 PR tree-optimization/35982
21305 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21306 interleaved data-refs are of the same type.
21308 2008-04-24 Danny Smith <dannysmith@users.net>
21310 * c-format.c (check_format_info_main): Use strncmp rather than a
21311 magic prefix to handle multichar length specs.
21312 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21313 Don't prefix "I64" and "I32" with '\0'.
21315 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21318 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21319 in registers for -m32 only if stdarg_p (fntype).
21321 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21323 PR rtl-optimization/36006
21324 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21325 temp to op0 in order to avoid invalid rtx sharing.
21327 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21329 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21330 check TREE_INVARIANT.
21331 * tree-gimple.c (is_gimple_address): New.
21332 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21333 * tree-gimple.h (is_gimple_address): New.
21334 * tree.h (decl_address_invariant_p): New.
21335 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21336 (build_string): Likewise.
21337 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21338 (tree_invariant_p_1): Likewise.
21339 (save_expr): Use it.
21340 (tree_invariant_p): New.
21341 (skip_simple_arithmetic): Use it.
21342 (stabilize_reference_1): Use it.
21343 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21345 (build1_stat): Drop code to compute TREE_INVARIANT.
21346 (build2_stat): Drop code to compute TREE_INVARIANT.
21347 (build3_stat): Drop code to compute TREE_INVARIANT.
21348 (build4_stat): Drop code to compute TREE_INVARIANT.
21349 (build5_stat): Drop code to compute TREE_INVARIANT.
21350 (build7_stat): Drop code to compute TREE_INVARIANT.
21351 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21352 * tree.h (struct tree_base): Remove invariant_flag.
21353 (TREE_INVARIANT): Remove.
21354 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21355 (fold_builtin_expect): Check TREE_CONSTANT.
21356 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21357 * c-tree.h (c_expr_to_decl): Drop third parameter.
21358 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21359 (build_c_cast): Don't set TREE_INVARIANT.
21360 (pop_init_level): Don't set TREE_INVARIANT.
21361 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21362 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21364 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21365 (gimplify_addr_expr): Adjust comment.
21366 * tree-mudflap.c (mf_build_string):
21367 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21368 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21369 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21370 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21371 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21372 * langhooks.h (struct lang_hooks): Drop third parameter from
21375 2008-04-23 Richard Guenther <rguenther@suse.de>
21377 PR tree-optimization/27799
21378 PR tree-optimization/32921
21379 PR tree-optimization/32624
21380 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21381 SMTs aliases and the tag itself into the solution.
21382 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21383 merge the points-to solution back into the SMT aliases.
21384 (may_alias_p): Use alias_set_subset_of instead of
21385 aliases_conflict_p. A pointer which points to
21386 memory with alias set zero may access any variable.
21388 2008-04-23 Richard Guenther <rguenther@suse.de>
21390 * alias.c (alias_set_subset_of): Correctly handle asking
21391 if zero is a subset of an alias set with zero child.
21392 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21393 (compute_flow_insensitive_aliasing): Correctly walk all
21394 pointers. Do not unnecessarily union sets.
21396 2008-04-23 Richard Guenther <rguenther@suse.de>
21398 PR middle-end/36021
21399 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21401 2008-04-22 Tomas Bily <tbily@suse.cz>
21403 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21405 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21407 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21408 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21409 * tree-inline.c (estimate_num_insns_1): Likewise.
21410 * varasm.c (const_hash_1, compare_constant, copy_constant)
21411 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21412 * emit-rtl.c (component_ref_for_mem_expr)
21413 (set_mem_attributes_minus_bitpos): Likewise.
21414 * expr.c (highest_pow2_factor, expand_expr_real_1)
21415 (is_aligning_offset): Likewise.
21416 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21417 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21418 * dojump.c (do_jump): Likewise.
21419 * builtins.c (get_pointer_alignment, get_memory_rtx)
21420 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21421 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21423 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21425 PR rtl-optimization/36017
21426 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21427 expanding the library call.
21429 2008-04-22 Ian Lance Taylor <iant@google.com>
21431 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21432 than size_in_bytes.
21434 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21436 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21437 of LR/CTR moves for Power6.
21439 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21441 PR middle-end/36003
21442 * passes.c (init_optimization_passes): Remove
21443 pass_fast_rtl_byte_dce.
21445 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21448 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21449 builtin functions to generate faster code.
21450 (_mm_cvtpu16_ps): Ditto.
21451 (_mm_cvtpi32x2_ps): Ditto.
21453 2008-04-22 Nick Clifton <nickc@redhat.com>
21455 * common.opt (ftree-loop-distribution): Add Optimization
21458 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21459 (frv_expand_builtin_va_start): Likewise.
21461 * config/arm/arm.c (thumb_find_work_register): Fix location of
21462 argument register count.
21464 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21466 Support scheduling for ColdFire V1 and V3 microarchitecture.
21467 Improve scheduling of multiplication instructions.
21469 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21470 (mac): New instruction attribute.
21471 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21472 (m68k_sched_mac): New variable.
21473 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21474 Handle cfv1 and cfv3.
21475 (max_insn_size): New static variable.
21476 (struct _sched_ib): New type.
21477 (sched_ib): New static variable.
21478 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21479 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21480 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21482 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21483 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21484 new variables. Update.
21485 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21486 Add modeling of cfv3 instruction buffer. Update.
21487 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21488 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21489 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21490 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21491 a particular reservation applies to.
21492 (type2): Reorganize attribute values. Rename alu to alu_reg,
21493 alu_l to alu, move_l to omove. Join move to alu. Split mul
21494 to mul_l and mul_w.
21495 (cf_ib_*): Simplify description of instruction buffer.
21496 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21497 (cf_mem): Split into cf_mem1 and cf_mem2.
21498 (cf_v2_move_??): Rename to cfv12_alu_??.
21499 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21500 (cf_v2_mul_??): Remove reservations.
21501 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21502 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21503 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21505 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21506 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21507 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21508 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21509 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21510 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21511 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21512 expansions of the above reservations for instructions of sizes
21515 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21517 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21519 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21521 * coverage.c: Include tree-pass.h.
21522 (coverage_counter_alloc): Print da_file_name to the dump file.
21524 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21526 * sbitmap.c (sbitmap_range_empty_p): New function.
21527 * sbitmap.h (sbitmap_range_empty_p): New function.
21528 * bitmap.h: Now includes obstack.h.
21530 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21531 Kenneth Zadeck <zadeck@naturalbridge.com>
21533 * dbgcnt.def (ra_byte_scan): Added.
21534 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21535 when the last hit happens for a counter.
21536 * timevar.def (TV_DF_BYTE_LR): New variable.
21537 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21538 * passes.c (pass_fast_rtl_byte_dce): New pass.
21539 * fwprop.c (update_df): Added mode to call df_ref_create.
21540 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21541 DF_REF_EXTRACT_OFFSET.
21542 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21543 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21545 (df_ref_extract): Added mode field.
21546 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21547 DF_REF_EXTRACT_OFFSET.
21548 (DF_REF_EXTRACT_MODE): New macro.
21549 (df_byte_lr_bb_info): New structure.
21550 (df_print_byte_regset, df_compute_accessed_bytes,
21551 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21552 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21553 df_byte_lr_simulate_uses,
21554 df_byte_lr_simulate_artificial_refs_at_top,
21555 df_byte_lr_simulate_artificial_refs_at_end,
21556 df_compute_accessed_bytes): New function.
21557 (df_ref_create): Add parameter.
21558 (df_byte_lr_get_bb_info): New inline function.
21559 * df-scan.c (df_ref_record, df_uses_record,
21560 df_ref_create_structure): Added mode parameter.
21561 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21562 df_defs_record, df_uses_record, df_get_conditional_uses,
21563 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21564 df_entry_block_defs_collect, df_exit_block_uses_collect):
21565 Added mode parameter to calls to df_ref_record, df_uses_record,
21566 df_ref_create_structure.
21567 (df_ref_equal_p, df_ref_compare): Added test for modes.
21568 (df_ref_create_structure): Added code to set mode. Renamed
21569 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21570 DF_REF_EXTRACT_OFFSET.
21571 * df-core.c (df_print_byte_regset): New function.
21572 * df-byte-scan.c: New file.
21573 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21574 calls to BITMAP_FREE.
21575 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21576 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21577 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21578 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21579 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21580 df_byte_lr_local_compute, df_byte_lr_init,
21581 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21582 df_byte_lr_transfer_function, df_byte_lr_free,
21583 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21584 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21585 df_byte_lr_simulate_uses,
21586 df_byte_lr_simulate_artificial_refs_at_top,
21587 df_byte_lr_simulate_artificial_refs_at_end): New function.
21588 * dce.c (byte_dce_process_block): New function.
21589 (dce_process_block): au is now passed in rather than computed
21590 locally. Changed loops that look at artificial defs to not look
21591 for conditional or partial ones, because there never are any.
21592 (fast_dce): Now is able to drive byte_dce_process_block or
21593 dce_process_block depending on the kind of dce being done.
21594 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21595 (rest_of_handle_fast_byte_dce): New function.
21596 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21597 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21599 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21602 * gcc.h: Added fortran options that take arguments to
21603 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21606 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21608 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21609 scalarization if on the LHS and not a full access.
21611 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21613 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21615 2008-04-18 Rafael Espíndola <espindola@google.com>
21617 * tree-vrp.c (find_case_label_index): Fix the binary search.
21618 (find_case_label_range): New.
21619 (vrp_visit_switch_stmt): Use find_case_label_range.
21620 (simplify_switch_using_ranges): Use find_case_label_range.
21622 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21624 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21625 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21627 2008-04-18 Tom Tromey <tromey@redhat.com>
21630 * doc/cpp.texi (Implementation-defined behavior): Mention
21633 2008-04-18 Ian Lance Taylor <iant@google.com>
21635 * fold-const.c (pointer_may_wrap_p): New static function.
21636 (fold_comparison): Add another test for pointer overflow. Use
21637 pointer_may_wrap_p to disable some false positives.
21639 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21641 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21642 (fname_as_string): Match updated cpp_interpret_string prototype.
21643 (fix_string_type): Support char16_t* and char32_t*.
21644 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21645 derivative) nodes. Register as builtin if C++0x.
21646 (c_parse_error): Support CPP_CHAR{16,32}.
21647 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21648 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21649 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21650 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21651 CTI_CHAR32_ARRAY_TYPE>: New elements.
21652 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21653 char32_type_node, signed_char32_type_node, char16_array_type_node,
21654 char32_array_type_node): New defines.
21655 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21656 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21657 (lex_string): Support CPP_STRING{16,32}, match updated
21658 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21659 (lex_charconst): Support CPP_CHAR{16,32}.
21660 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21661 and CPP_STRING{16,32}.
21663 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21666 * aclocal.m4: Regenerate.
21667 * configure: Regenerate.
21669 2008-04-18 Jan Hubicka <jh@suse.cz>
21671 * except.c (dw2_size_of_call_site_table,
21672 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21674 * cgraphbuild.c (build_cgraph_edges): Update.
21675 * tree-pass.h: Update comment.
21676 * final.c (leaf_function_p): Update.
21677 (leaf_renumber_regs): Update.
21678 (rest_of_clean_state): Update.
21679 * omp-low.c (expand_omp_parallel): Update.
21680 * ipa-reference.c (analyze_function): Update.
21681 * reorg.c (find_end_label): Update.
21682 (optimize_skip): Update.
21683 (fill_simple_delay_slots): Update.
21684 (fill_simple_delay_slots): Update.
21685 (make_return_insns): Update.
21686 (dbr_schedule): Update.
21687 * gimple-low.c (record_vars_into): Update.
21688 * cfgbuild.c (make_edges): Update.
21689 * function.c (assign_stack_local): Update.
21690 (assign_parm_adjust_stack_rtl): Update.
21691 (locate_and_pad_parm): Update.
21692 (allocate_struct_function): Do not initialize stack_alignment_needed
21693 and preferred_stack_boundary here.
21694 (stack_protect_prologue): Update.
21695 (stack_protect_epilogue): Update.
21696 (expand_function_start): Initialize stack_alignment_needed,
21697 preferred_stack_boundary and max_jumptable_ents.
21698 (expand_function_end): Update.
21699 (free_after_compilation): Do not NULLify epilogue_delay_list.
21700 * function.h (struct rtl_data): Add stack_protect_guard,
21701 stack_alignment_needed,
21702 preferred_stack_boundary, epilogue_delay_list.
21703 (struct function): Remove value_histograms, stack_alignment_needed,
21704 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21706 unexpanded_var_list, stack_protect_guard.
21707 (current_function_epilogue_delay_list): Remove.
21708 * ipa-type-escape.c (analyze_function): Update.
21709 * gimplify.c (pop_gimplify_context): Update comment.
21710 * calls.c (expand_call): Update.
21711 (emit_library_call_value_1): Update.
21712 * except.c (set_nothrow_function_flags): Update.
21713 * cfgexpand.c (get_decl_align_unit): Update.
21714 (create_stack_guard): Update.
21715 (estimated_stack_frame_size): Update.
21716 (expand_used_vars): Update.
21717 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21718 * explow.c (allocate_dynamic_stack_space): Update.
21719 * tree-ssa-live.c (remove_unused_locals): Update.
21720 * varasm.c (mark_constant_pool): Update.
21721 * tree-inline.c (remap_decls): Update.
21722 (initialize_cfun): Update.
21723 (declare_return_variable): Update.
21724 (inline_forbidden_p): Update.
21725 (expand_call_inline): Update.
21726 (declare_inline_vars): Update.
21727 (tree_function_versioning): Update.
21728 * tree-flow.h (value_histograms): New.
21729 (VALUE_HISTOGRAMS): New macro.
21730 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21732 * tree-cfg.c (set_bb_for_stmt): Update.
21733 (replace_by_duplicate_decl): Update.
21734 (move_block_to_fn): Update.
21735 (new_label_mapper): Update.
21736 (dump_function_to_file): Update.
21737 * ipa-struct-reorg.c (build_data_structure): Update.
21738 * cfgrtl.c (print_rtl_with_bb): Update.
21739 * reload1.c (reload): Update.
21741 * config/i386/i386.c (setup_incoming_varargs_64,
21742 ix86_compute_frame_layout): Update.
21743 * config/arc/arc.c (arc_output_function_epilogue): Update.
21745 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21747 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21748 for FreeBSD as well.
21749 * gthr-posix95.h: Likewise.
21751 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21753 PR rtl-optimization/35838
21754 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21755 out the byte offset of the first subreg.
21757 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21759 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21760 to split_ti instead of three separate calls with single member arrays.
21761 (subti3 splitter): Ditto.
21762 (adddi3 splitter): Ditto with split_di.
21763 (subdi3 splitter): Ditto.
21764 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21765 two separate calls with single member arrays. Swap match_dup
21766 operands 1 and 2 to better fit into the array.
21767 (negdi2 splitter): Ditto with split_di.
21768 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21769 two separate calls with single member arrays. Swap match_dup operands
21770 6 and 7 to better fit into the array.
21772 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21774 * config/i386/i386.c (sse_builtin_type): New.
21775 (bdesc_sse_args): Likewise.
21776 (bdesc_sse_3arg): Removed.
21777 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21778 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21779 IX86_BUILTIN_ROUNDPS.
21780 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21781 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21782 IX86_BUILTIN_ROUNDPS.
21783 (ix86_expand_sse_4_operands_builtin): Removed.
21784 (ix86_expand_sse_operands_builtin): New.
21785 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21786 and CODE_FOR_sse4_1_roundps.
21787 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21788 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21790 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21793 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21794 regs before frame pop when needed. If use_backchain_to_restore_sp
21795 then load backchain into a temp reg to restore vr and vrsave. Add
21796 code to restore vr after frame pop if possible.
21798 2008-04-17 Richard Guenther <rguenther@suse.de>
21800 * tree-vn.c (expressions_equal_p): Do not check type
21801 equality or compatibility before calling operand_equal_p.
21802 * fold-const.c (operand_equal_p): Check equivalence of
21803 integer constants before bailing out due to signedness or
21804 precision differences.
21805 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21806 spurious differences in type qualification. Ignore types
21807 for COMPONENT_REFs at all.
21809 2008-04-17 Christian Bruel <christian.bruel@st.com>
21811 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21812 msw_skip comparison.
21814 2008-04-16 Jakub Jelinek <jakub@redhat.com>
21817 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
21820 PR tree-optimization/35899
21821 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
21822 rather than TREE_OPERAND.
21824 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
21827 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
21828 temporary registers. Change operand predicate to general_operand.
21829 (remainderxf3): Ditto.
21831 2008-04-16 Richard Guenther <rguenther@suse.de>
21833 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
21834 * tree-affine.c (aff_combination_expand): Look through some
21837 2008-04-15 Doug Kwan <dougkwan@google.com>
21839 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
21841 * tree-pretty-print.c (dump_generic_node): Ditto.
21842 * final.c (output_addr_const): Ditto.
21843 * dwarf2out.c (output_cfi): Ditto.
21844 * c-pretty-print.c (pp_c_integer_constant): Ditto.
21845 * print-rtl.c (print_rtx): Ditto.
21846 * print-tree.c (print_node_brief, print_node): Ditto.
21847 * c-common.c (match_case_to_enum_1): Ditto.
21848 * sched-vis.c (print_value): Ditto.
21849 * config/i386/i386.c (print_operand): Cast to long unsigned int
21852 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
21853 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
21854 MS Windows VirtualProtect function.
21856 2008-04-15 Jan Hubicka <jh@suse.cz>
21858 * gengtype.c (write_root): Param_is argument is OK.
21859 * expr.c (expand_expr_real_1): Update call of get_exception_*.
21860 * function.h: Include varray.h
21861 (rtl_eh): New stucture based on except.c one.
21862 (call_site_record): New forward declaration and vector type.
21863 * calls.c (emit_call_1): Do not call
21864 note_current_region_may_contain_throw.
21865 * except.c (eh_status): Remove cur_region, try_region since they are
21867 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
21868 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
21869 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
21870 Remove call_site_data_used, call_site_data_size.
21871 Turn call_site_record into vector in function.h.
21872 (note_current_region_may_contain_throw): Remove.
21873 (get_exception_pointer, get_exception_filter): Do not take struct
21874 function argument; update.
21875 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
21876 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
21877 build_post_landing_pads, dw2_build_landing_pads,
21878 sjlj_assign_call_site_values, sjlj_mark_call_sites,
21879 sjlj_emit_function_enter, sjlj_emit_function_enter,
21880 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
21881 sjlj_build_landing_pads, finish_eh_generation,
21882 remove_exception_handler_label, remove_eh_handler,
21883 maybe_remove_eh_handler, add_reachable_handler,
21884 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
21885 add_action_record, collect_one_action_chain, add_call_site,
21886 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
21887 sjlj_output_call_site_table, output_function_exception_table,
21888 * except.h (note_current_region_may_contain_throw): Remove
21889 (get_exception_pointer, get_exception_filter): Do not take struct
21891 * Makefile.in (GTFILES): Put varargs before struct function.
21893 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21895 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
21896 punt for STRING_CST.
21897 (get_constraint_for): Deal with STRING_CST here instead.
21899 2008-04-15 Richard Guenther <rguenther@suse.de>
21901 * tree-ssa-propagate.c (substitute_and_fold): Substitute
21902 statements in a basic-block with a backward walk. Do not
21903 substitute into dead statements but instead remove those.
21905 2008-04-15 Richard Guenther <rguenther@suse.de>
21907 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21908 to zero, thus disable creation of SFTs.
21910 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21912 * tree-predcom.c (suitable_reference_p): Return false if the
21913 reference can throw.
21915 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21918 * c-decl.c (finish_decl): If extern or static var has variable
21919 size, set TREE_TYPE (decl) to error_mark_node.
21921 2008-04-15 Rafael Espíndola <espindola@google.com>
21923 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21926 2008-04-15 Richard Guenther <rguenther@suse.de>
21928 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21929 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21930 (visit_reference_op_load): Do walk vuse-vdef chains on
21931 vn_reference_lookup.
21932 (visit_reference_op_store): But do not here.
21933 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21934 vn_reference_lookup.
21935 (vn_lookup_with_vuses): But do so here.
21937 2008-04-14 Ian Lance Taylor <iant@google.com>
21939 * fold-const.c (fold_overflow_warning): Remove assertion.
21941 2008-04-15 Ben Elliston <bje@au.ibm.com>
21943 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21944 temp1 local variables.
21946 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21949 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21950 ".text.unlikely" section as executable.
21952 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21954 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21955 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21956 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21957 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21958 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21959 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21960 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21962 2008-04-14 Ian Lance Taylor <iant@google.com>
21964 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21965 * fold-const.c (fold_comparison): If appropriate, test
21966 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21967 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21968 reassociating a pointer type.
21969 * doc/invoke.texi (Optimize Options): Document that
21970 -fstrict-overflow applies to pointer wraparound.
21972 2008-04-13 Jan Hubicka <jh@suse.cz>
21974 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21976 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21978 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21979 we are going to "save the world".
21981 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21983 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21984 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21985 operand 0 constraint, not "=".
21987 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21989 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21991 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21993 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21994 of size of positions_needed * CHAR_BIT.
21996 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21998 PR middle-end/35897
21999 * dse.c (store_info): Change positions_needed to unsigned
22001 (lowpart_bitmask): New.
22002 (record_store): Cast to unsigned HOST_WIDE_INT for
22003 positions_needed. Assert width <= size of positions_needed *
22004 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
22005 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
22006 lowpart_bitmask to set mask.
22008 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22010 * config/bfin/constraints.md: New file.
22011 * config/bfin/bfin.md: Include it.
22012 (adddi3): Use satisfies_constraint functions instead of the old macros.
22013 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
22014 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
22015 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
22016 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
22017 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
22018 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
22019 EXTRA_CONSTRAINT): Delete.
22020 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
22021 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
22023 * config/bfin/bfin.c: Include "tm-constrs.h".
22024 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
22025 Use satisfies_constraint functions instead of the old macros.
22026 * doc/md.texi (Blackfin Constraints): Update file name reference.
22028 2008-04-11 Richard Guenther <rguenther@suse.de>
22030 PR tree-optimization/35869
22031 * tree-vrp.c (execute_vrp): Move switch statement update after
22032 jump threading. Schedule another cfg cleanup run.
22034 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
22037 * attribs.c (decl_attributes): Return early on errorneous node.
22039 2008-04-10 Oleg Ryjkov <olegr@google.com>
22041 * tree.h (struct tree_base): Added a new flag default_def_flag.
22042 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
22044 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
22046 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
22048 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22051 * pa.md: Define mode iterator P. Define mode attribute dwc.
22052 (dcacheflush): Update pattern to use iterator P and attribute dwc.
22053 (icacheflush): Likewise.
22054 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
22055 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
22057 2008-04-11 Ben Elliston <bje@au.ibm.com>
22059 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
22061 2008-04-10 Rafael Espíndola <espindola@google.com>
22063 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
22064 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
22065 (extract_range_from_expr): The same.
22067 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22069 * config/mips/mips.md (GPR2): New mode iterator.
22070 (seq): Add comment.
22071 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
22072 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
22073 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
22074 Rewrite these to take two modes, the mode of comparison and the
22075 mode of the destination.
22076 * config/mips/mips.c (mips_expand_scc): Instead of having
22077 paradoxical subreg as destination, expand "narrowing" scc if mode
22078 of comparison is SI and target is requested in DI mode.
22079 (mips_emit_int_order_test): Update comment. Make mode of
22080 comparison match CMP0 rather than TARGET. When creating inverse
22081 target use mode of TARGET.
22083 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22085 * gcov-dump.c (tag_summary): Only print summaries for the first
22086 GCOV_COUNTERS_SUMMABLE counters.
22088 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
22090 * config/i386/i386.md (absneg): New code iterator.
22091 (absnegprefix): New code attribute.
22092 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
22093 patterns using absneg code iterator.
22094 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
22095 using absneg code iterator.
22096 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
22097 *neg<mode>2 patterns using absneg code iterator.
22098 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22099 *negextendsfdf2 patterns using absneg code iterator.
22100 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
22101 *negextendsfxf2 patterns using absneg code iterator.
22102 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22103 *negextendsfdf2 patterns using absneg code iterator.
22104 * config/i386/sse.md (<code><mode>2): Macroize expander from
22105 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
22107 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
22109 * config/s390/s390.h: Remove the remains of the recent search
22110 & replace action of current_function_outgoing_args_size.
22112 2008-04-10 Ira Rosen <irar@il.ibm.com>
22114 PR tree-optimization/35821
22115 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
22116 NEW_STMT_LIST is not NULL.
22118 2008-04-09 David Edelsohn <edelsohn@gnu.org>
22121 * toplev.c (process_options): Remove -ffunction-sections debugging
22124 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
22126 PR middle-end/PR28690
22127 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
22128 than gen_rtx_fmt_ee to perform more canonicalizations.
22130 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22133 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
22135 2008-04-09 Richard Guenther <rguenther@suse.de>
22137 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
22138 (dump_function_to_file): Dump function arguments with types.
22140 2008-04-08 Richard Guenther <rguenther@suse.de>
22142 * fold-const.c (fold_widened_comparison): Do not allow
22143 sign-changes that change the result.
22145 2008-04-08 Janis Johnson <janis187@us.ibm.com>
22148 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
22149 kinds of indirect references.
22151 2008-04-08 David Edelsohn <edelsohn@gnu.org>
22153 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
22154 GNU Fortran language string.
22156 2008-04-08 Rafael Espíndola <espindola@google.com>
22158 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
22159 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
22160 * tree.h (tree_call_nonnegative_warnv_p): New.
22162 2008-04-08 Jan Hubicka <jh@suse.cz>
22164 * function.c (free_after_compilation): Clear out regno_reg_rtx
22167 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
22170 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22172 PR middle-end/PR28690
22173 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
22174 same precedence as REG_POINTER and MEM_POINTER operands.
22176 2008-04-08 Richard Guenther <rguenther@suse.de>
22178 PR middle-end/35834
22179 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
22180 for adding index to base.
22182 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
22184 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
22185 (MINGW_ENABLE_EXECUTE_STACK): New.
22186 (IN_LIBGCC2): For libgcc include windows.h file for
22187 function declarations.
22189 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
22191 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22192 and tem2 if tem1 is not a REG or MULT.
22194 2008-04-08 Jan Hubicka <jh@suse.cz>
22196 * function.h (incomming_args): Break out of struct function.
22197 (function_subsections): Break out of struct function.
22198 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22199 return_rtx and hard_reg_initial_vals from struct function.
22200 Kill inl_max_label_num.
22201 (current_function_pops_args, current_function_args_info,
22202 current_function_args_size, current_function_args_size,
22203 current_function_pretend_args_size,
22204 current_function_outgoing_args_size,
22205 current_function_internal_arg_pointer, current_function_return_rtx):
22206 Kill compatibility accestor macros.
22207 * builtins.c (expand_builtin_apply_args_1): Update.
22208 (expand_builtin_next_arg): Update.
22209 * df-scan.c (df_get_call_refs): Update.
22210 * dbxout.c (dbxout_function_end): Update.
22211 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22212 (output_line_info): Update.
22213 (secname_for_decl): Update.
22214 (dwarf2out_var_location): Update.
22215 * function.c (free_after_compilation): Update.
22216 (assign_parm_find_stack_rtl): Update.
22217 (assign_parms): Update.
22218 (expand_dummy_function_end): Update.
22219 (expand_function_end): Update.
22220 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22221 (expand_call): Update.
22222 (emit_library_call_value_1): Update.
22223 (store_one_arg): Update.
22224 * varasm.c (initialize_cold_section_name): Update.
22225 (unlikely_text_section): Update.
22226 (unlikely_text_section_p): Update.
22227 (assemble_start_function): Update.
22228 (assemble_end_function): Update.
22229 (default_section_type_flags): Update.
22230 (switch_to_section): Update.
22231 * integrate.c (set_decl_abstract_flags): Update.
22232 (get_hard_reg_initial_val): Update.
22233 (has_hard_reg_initial_val): Update.
22234 (allocate_initial_values): Update.
22235 * resource.c (init_resource_info): Update.
22236 * config/alpha/alpha.c (NUM_ARGS): Update.
22237 (direct_return): Update.
22238 (alpha_va_start): Update.
22239 (alpha_sa_size): Update.
22240 (alpha_initial_elimination_offset): Update.
22241 (alpha_expand_prologue): Update.
22242 (alpha_start_function): Update.
22243 (alpha_expand_epilogue): Update.
22244 (unicosmk_initial_elimination_offset):
22245 * config/alpha/alpha.md (call expander): Update.
22246 * config/s390/s390.c (s390_register_info): Update.
22247 (s390_register_info): Update.
22248 (s390_frame_info): Update.
22249 (s390_initial_elimination_offset): Update.
22250 (s390_build_builtin_va_list): Update.
22251 (s390_va_start): Update.
22252 * config/spu/spu.c (direct_return): Update.
22253 (spu_expand_prologue): Update.
22254 (spu_initial_elimination_offset): Update.
22255 (spu_build_builtin_va_list): Update.
22256 (spu_va_start): Update.
22257 * config/sparc/sparc.c (sparc_init_modes): Update.
22258 (sparc_compute_frame_size): Update.
22259 (function_value): Update.
22260 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22261 * config/i386/i386.md (return expander): Update.
22262 * config/i386/i386.c (ix86_va_start): Update.
22263 (ix86_can_use_return_insn_p): Update.
22264 (ix86_compute_frame_layout): Update.
22265 (ix86_expand_epilogue): Update.
22266 * config/sh/sh.c (output_stack_adjust): Update.
22267 (calc_live_regs): Update.
22268 (sh_expand_prologue): Update.
22269 (sh_builtin_saveregs): Update.
22270 (sh_va_start): Update.
22271 (initial_elimination_offset): Update.
22272 (sh_allocate_initial_value): Update.
22273 (sh_function_ok_for_sibcall): Update.
22274 (sh_get_pr_initial_val): Update.
22275 * config/sh/sh.md (return expander): Update.
22276 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22277 * config/crx/crx.c (crx_compute_frame): UPdate.
22278 (crx_initial_elimination_offset): UPdate.
22279 * config/xtensa/xtensa.c (compute_frame_size): Update
22280 (xtensa_builtin_saveregs): Update.
22281 (xtensa_va_start): Update.
22282 (order_regs_for_local_alloc): Update.
22283 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22284 (xstormy16_expand_builtin_va_start): Update.
22285 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22286 * config/m68hc11/m68hc11.md (return expanders): Update.
22287 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22288 (expand_epilogue): Update.
22289 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22290 (cris_simple_epilogue): Update.
22291 (cris_expand_prologue): Update.
22292 (cris_expand_epilogue): Update.
22293 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22294 (compute_frame_size): Update.
22295 * config/mt/mt.c (mt_compute_frame_size): Update.
22296 * config/mn10300/mn10300.c (expand_prologue): Update.
22297 (expand_epilogue): Update.
22298 (initial_offset): Update.
22299 (mn10300_builtin_saveregs):
22300 * config/mn10300/mn10300.md (return expander): Update.
22301 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22302 (ia64_initial_elimination_offset): Update.
22303 (ia64_initial_elimination_offset): Update.
22304 (ia64_expand_prologue): Update.
22305 * config/m68k/m68k.md (return expander): Update.
22306 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22307 (rs6000_stack_info): Update.
22308 * config/mcore/mcore.c (layout_mcore_frame): Update.
22309 (mcore_expand_prolog): Update.
22310 * config/arc/arc.c (arc_compute_frame_size): Update.
22311 * config/score/score3.c (score3_compute_frame_size): Update.
22312 * config/score/score7.c (score7_compute_frame_size): Update.
22313 * config/arm/arm.c (use_return_insn): Update.
22314 (thumb_find_work_register): Update.
22315 (arm_compute_save_reg_mask): Update.
22316 (arm_output_function_prologue): Update.
22317 (arm_output_epilogue): Update.
22318 (arm_size_return_regs): Update.
22319 (arm_get_frame_offsets): Update.
22320 (arm_expand_prologue): Update.
22321 (thumb_exit): Update.
22322 (thumb_unexpanded_epilogue): Update.
22323 (thumb1_output_function_prologue): Update.
22324 * config/pa/pa.md (return expander): Update.
22325 * config/pa/pa.c (compute_frame_size): Update.
22326 (hppa_builtin_saveregs): Update.
22327 * config/mips/mips.c (mips_va_start): Update.
22328 (mips16_build_function_stub): Update.
22329 (mips_compute_frame_info): Update.
22330 (mips_restore_gp): Update.
22331 (mips_output_function_prologue): Update.
22332 (mips_expand_prologue): Update.
22333 * config/v850/v850.c (compute_frame_size): Update.
22334 (expand_prologue): * config/mmix/mmix.c (along): update.
22335 (mmix_initial_elimination_offset): update.
22336 (mmix_reorg): update.
22337 (mmix_use_simple_return): update.
22338 (mmix_expand_prologue): update.
22339 (mmix_expand_epilogue): Update.
22340 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22341 (emit_link_insn): Update.
22343 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22345 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22346 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22348 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22351 2008-04-07 Jan Hubicka <jh@suse.cz>
22353 * function.h (rtl): Rename to x_rtl.
22354 (crtl): New define.
22355 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22356 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22357 used_temp_slots avail_temp_slots, temp_slot_level,
22358 nonlocal_goto_handler_labels): Update accesstors.
22359 (rtl): New global variable.
22360 (struct function): Move some fileds to rtl_data.
22361 (get_arg_pointer_save_area): Update prototype.
22362 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22363 get_arg_pointer_save_area.
22364 * expr.c (init_expr): Update
22365 * function.c (get_frame_size): Update
22366 (assign_stack_local): Update
22367 (expand_function_end): Update.
22368 (get_art_pointer_save_area): Update
22370 * emit-rtl.c (rtl): Declare.
22371 (regno_reg_rtx): Declare.
22372 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22374 (gen_reg_rtx): Update.
22375 * varasm.c (n_deferred_constatns): Update accestor.
22376 (init_varasm_status): Do not allocate varasm_status.
22377 (force_const_mem, get_pool_size, output_constant_pool): Update.
22378 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22379 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22380 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22381 * sparc/sparc.h (INIT_EXPANDERS): Update.
22382 * ia64/ia64.h (INIT_EXPANDERS): Update.
22384 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22386 * reload.c (push_secondary_reload): Add missing break to for loop.
22388 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22390 PR middle-end/PR28690
22391 * rtlanal.c: Update copyright years.
22392 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22393 as REG_POINTER and MEM_POINTER operands.
22394 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22395 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22396 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22397 * gcse.c: Update copyright years.
22398 (pre_delete): Call gen_reg_rtx_and_attrs.
22399 (hoist_code): Likewise.
22400 (build_store_vectors): Likewise.
22401 (delete_store): Likewise.
22402 * loop-invariant.c (move_invariant_reg): Likewise.
22403 Update copyright years.
22405 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22407 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22408 control string instead of quoted.
22410 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22412 * doc/rtl.texi: Rewrite of subreg section.
22414 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22417 * config/i386/i386.c (legitimize_pic_address): Add treating
22418 of dllimport SYM_REF's.
22419 (legitimize_dllimport_symbol): Add prototype.
22421 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22423 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22424 reference in constructor with non self-referential type.
22426 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22428 Removal of Return with Depressed Stack Pointer support
22429 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22430 (ECF_SP_DEPRESSED): Likewise.
22431 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22432 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22433 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22434 (expand_call): Do not test ECF_SP_DEPRESSED.
22435 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22436 * function.c (keep_stack_depressed): Delete.
22437 (handle_epilogue_set): Likewise.
22438 (update_epilogue_consts): Likewise.
22439 (emit_equiv_load): Likewise.
22440 (thread_prologue_and_epilogue_insns): Remove support for Return with
22441 Depressed Stack Pointer.
22442 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22444 2008-04-06 Richard Guenther <rguenther@suse.de>
22446 PR tree-optimization/35400
22447 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22448 information from SSA_NAMEs.
22450 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22452 * config/avr/avr.h (avr_mega_p): Remove declaration.
22453 (AVR_MEGA): Remove macro.
22454 * config/avr/avr.c (avr_mega_p): Remove variable.
22455 (avr_override_options): Remove inicializion of avr_mega_p.
22456 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22457 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22458 (avr_jump_mode): (Ditto.).
22459 (avr_output_progmem_section_asm_op): (Ditto.).
22460 (avr_asm_init_sections): (Ditto.).
22461 (avr_asm_init_sections): (Ditto.).
22462 (avr_rtx_costs): (Ditto.).
22463 * config/avr/avr.md: (Ditto.).
22464 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22467 2008-04-06 Richard Guenther <rguenther@suse.de>
22469 PR tree-optimization/35842
22470 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22471 is_gimple_invariant_address.
22473 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22475 * gcc.c (default_compilers): Sync Fortran extensions list with
22476 that in fortran/lang-specs.h.
22477 * doc/invoke.texi: Likewise.
22478 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22479 * dwarf2out.c (gen_compile_unit_die): Likewise.
22481 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22483 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22485 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22488 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22489 attribute is used for nested functions.
22491 2008-04-05 Jan Hubicka <jh@suse.cz>
22493 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22495 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22497 (dump_files): Update.
22498 (enable_rtl_dump_file): Do not accept letter argument.
22499 * tree-pass.h (dump_file_info): Remove letter argument.
22500 * toplev.c (decode_d_option): Update -da handling.
22501 * toplev.h (enable_rtl_dump_file): Update prototype.
22502 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22503 it out based on pass type.
22504 (register_dump_files_1): Likewise.
22505 (init_optimization_passes): Update register_one_dump_file calls.
22506 (execute_one_pass): Sanity check that IPA passes are called at IPA
22507 level and RTL passes at RTL level.
22508 (execute_pass_list): IPA pass can not be after or subpass of
22510 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22511 disallov RTL subpasses of IPA subpasses.
22513 2008-04-05 Ben Elliston <bje@au.ibm.com>
22515 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22516 builtins that return exactly once and do not throw. Cache call to
22519 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22521 PR rtl-optimization/34916
22522 PR middle-end/35519
22523 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22524 between instruction pairs.
22526 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22528 * doc/invoke.texi: Document -mbitops for SH.
22529 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22530 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22531 * config/sh/sh.c (print_operand): Add %t operand code.
22532 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22533 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22534 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22535 (extendqihi2): Likewise.
22536 (movqi_i): Likewise.
22537 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22538 (extv): Use bld instruction for SH2A if possible.
22540 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22541 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22542 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22543 (bset.b, bclr.b): Define peepholes.
22544 * config/sh/sh.opt (mbitops): New option.
22546 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22549 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22550 and view convert expression.
22552 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22555 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22557 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22559 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22561 * config/i386/cpuid.h (bit_AES): New.
22562 (bit_PCLMUL): Likewise.
22564 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22565 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22566 SSE2 if AES or PCLMUL is enabled.
22567 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22568 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22569 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22570 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22571 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22572 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22573 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22574 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22575 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22576 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22577 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22578 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22579 __builtin_ia32_aeskeygenassist128 and
22580 __builtin_ia32_pclmulqdq128.
22581 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22582 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22583 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22585 * config/i386/i386.h (TARGET_AES): New.
22586 (TARGET_PCLMUL): Likewise.
22587 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22589 * config/i386/i386.md (UNSPEC_AESENC): New.
22590 (UNSPEC_AESENCLAST): Likewise.
22591 (UNSPEC_AESDEC): Likewise.
22592 (UNSPEC_AESDECLAST): Likewise.
22593 (UNSPEC_AESIMC): Likewise.
22594 (UNSPEC_AESKEYGENASSIST): Likewise.
22595 (UNSPEC_PCLMUL): Likewise.
22597 * config/i386/i386.opt (maes): New.
22598 (mpclmul): Likewise.
22600 * config/i386/sse.md (aesenc): New pattern.
22601 (aesenclast): Likewise.
22602 (aesdec): Likewise.
22603 (aesdeclast): Likewise.
22604 (aesimc): Likewise.
22605 (aeskeygenassist): Likewise.
22606 (pclmulqdq): Likewise.
22608 * config/i386/wmmintrin.h: New.
22610 * doc/extend.texi: Document AES and PCLMUL built-in function.
22612 * doc/invoke.texi: Document -maes and -mpclmul.
22614 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22616 * function.c (free_after_parsing): Replace with
22617 cxx_push_function_context from C++ front-end.
22618 (allocate_struct_function): Don't call langhook.
22619 * langhooks.h (struct lang_hooks_for_functions): Delete.
22620 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22622 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22623 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22624 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22625 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22626 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22627 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22628 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22630 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22631 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22633 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22636 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22639 2008-04-04 Richard Guenther <rguenther@suse.de>
22641 PR middle-end/35823
22642 * fold-const.c (optimize_minmax_comparison): Use the correct
22643 type for the constant in the simplified comparison.
22645 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22647 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22648 Pass L2 size as "--param l2-cache-size" to the compiler.
22649 (decode_l2_cache): New function to decode L2 cache parameters using
22650 0x8000006 extended cpuid function.
22651 (detect_caches_amd): Determine parameters of L2 cache using
22652 decode_l2_caches function.
22653 (decode_caches_intel): Decode L2 cache parameters.
22654 (detect_caches_intel): Determine L2 cache parameters using
22655 decode_caches_intel and decode_l2_caches functions.
22657 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22659 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22660 secondary input reload for subword loads from the constant pool.
22662 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22665 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22666 constants of the appropriate size for runtime calculations.
22669 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22670 decimal-float literal constant zero.
22672 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22675 * c-parser.c (c_parser_omp_atomic): Call
22676 default_function_array_conversion on the RHS.
22678 PR middle-end/35818
22679 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22680 call is_variable_sized if decl has incomplete type.
22682 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22684 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22686 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22688 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22690 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22691 (sgt<u>): Merge sgt and sgtu into new expander.
22692 (sgt, sgtu): Remove expanders.
22693 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22694 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22695 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22696 *sgtu_<mode>_mips16 into new pattern.
22697 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22698 (sge<u>): Merge sge and sgeu into new expander.
22699 (sge, sgeu): Remove expanders.
22700 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22702 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22703 (slt<u>): Merge slt and sltu into new expander.
22704 (slt, sltu): Remove expanders.
22705 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22706 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22707 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22708 *sltu_<mode>_mips16 into new pattern.
22709 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22710 (sle<u>): Merge sle and sleu into new expander.
22711 (sle, sleu): Remove expanders.
22712 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22713 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22714 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22715 *sleu_<mode>_mips16 into new pattern.
22716 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22718 2008-04-03 Jan Hubicka <jh@suse.cz>
22720 PR tree-optimization/35795
22721 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22722 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22723 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22724 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22725 * score/score3.c (score3_output_mi_thunk): Likewise.
22726 * score/score7.c (score7_output_mi_thunk): Likewise.
22727 * mips/mips.c (mips_output_mi_thunk): Likewise.
22729 2008-04-03 Richard Guenther <rguenther@suse.de>
22731 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22732 conversions. Simplify code.
22734 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22736 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22738 2008-04-03 Tom Tromey <tromey@redhat.com>
22739 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22741 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22742 * config/bfin/t-bfin-linux (generated_files): Add
22743 linux-sysroot-suffix.h.
22744 * doc/install.texi (Prerequisites): Require make 3.80.
22745 * doc/sourcebuild.texi (Front End Directory): Document new
22747 * Makefile.in (generated_files): New variable.
22748 (ALL_HOST_OBJS): New variable.
22749 ($(ALL_HOST_OBJS)): New target.
22751 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22753 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22754 (remap_block): Call id->transform_lang_insert_block instead
22756 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22757 Set id.transform_lang_insert_block to NULL.
22758 (clone_body): Move to cp/optimize.c
22759 * tree-inline.h (struct copy_body_data): Change
22760 transform_lang_insert_block to function pointer.
22761 (copy_generic_body, copy_decl_no_change): Export.
22762 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22763 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22764 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22766 * c-tree.h (insert_block): Kill.
22767 * c-decl.c (insert_block): Kill.
22769 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22771 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22772 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22773 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22775 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22776 argument, call {push,pop}_function_context from here.
22777 * c-parser.c: Use c_{push,pop}_function_context.
22779 * function.c (push_function_context_to): Move meat ...
22780 (push_function_context): ... here. Simplify.
22781 * function.c (pop_function_context_from): Move meat ...
22782 (pop_function_context): ... here. Simplify.
22783 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22785 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22786 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22787 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22788 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22790 2008-04-03 Ben Elliston <bje@au.ibm.com>
22792 * expmed.c (extract_force_align_mem_bit_field): Remove.
22794 2008-04-03 Richard Guenther <rguenther@suse.de>
22796 PR middle-end/35800
22797 * expr.h (try_casesi): Adjust prototype.
22798 * expr.c (try_casesi): Take fallback label as extra parameter.
22799 Use that for gen_casesi if default_label is NULL.
22800 * stmt.c (expand_case): Pass fallback label to try_casesi,
22801 make sure to fill gaps with a fallback label if default_label
22804 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22807 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
22809 2008-04-03 Ben Elliston <bje@au.ibm.com>
22811 * expmed.c (extract_split_bit_field): Remove if (0) code.
22812 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
22813 (do_ds_constraint): Likewise.
22815 2008-04-02 Joseph Myers <joseph@codesourcery.com>
22817 * doc/cppopts.texi (-dU): Document.
22818 * c-common.h (flag_dump_macros): Update comment.
22819 * c-opts.c (handle_OPT_d): Handle -dU.
22820 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
22821 dump_queued_macros, cb_used_define, cb_used_undef): New.
22822 (init_pp_output): Handle -dU.
22823 (cb_line_change): Call dump_queued_macros.
22824 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
22826 2008-04-02 Anatoly Sokolov <aesok@post.ru>
22828 * config/avr/predicates.md (io_address_operand): New predicate.
22829 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
22830 * config/avr/avr.c (avr_io_address_p): Remove function.
22831 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
22832 'avr_io_address_p' function.
22833 (out_movhi_r_mr): (Ditto.).
22834 (out_movqi_mr_r): (Ditto.).
22835 (out_movhi_mr_r): (Ditto.).
22836 (avr_address_cost): (Ditto.).
22838 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
22840 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
22841 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
22842 in 32bit mode when XMM registers are available to avoid store
22844 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
22845 corresponding post-reload splitters.
22847 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22849 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
22850 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
22851 __builtin_ia32_roundss.
22852 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
22853 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
22854 __builtin_ia32_roundss.
22855 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
22856 IX86_BUILTIN_SHUFPD here.
22858 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22860 * config/i386/i386.md (plogic): New.
22861 (plogicprefix): Likewise.
22863 * config/i386/mmx.md (mmx_<code><mode>3): New.
22864 (mmx_and<mode>3): Removed.
22865 (mmx_ior<mode>3): Likewise.
22866 (mmx_xor<mode>3): Likewise.
22868 * config/i386/sse.md (<code><mode>3): New.
22869 (*<code><mode>3): Likewise.
22870 (*<code><mode>3): Likewise.
22871 (<code><mode>3): Likewise.
22872 (*sse_<code><mode>3): Likewise.
22873 (*sse2_<code><mode>3): Likewise.
22874 (<code>tf3): Likewise.
22875 (*<code>tf3): Likewise.
22876 (and<mode>3): Likewise.
22877 (*and<mode>3): Likewise.
22878 (ior<mode>3): Removed.
22879 (*ior<mode>3): Likewise.
22880 (xor<mode>3): Likewise.
22881 (*xor<mode>3): Likewise.
22882 (*and<mode>3): Likewise.
22883 (*ior<mode>3): Likewise.
22884 (*xor<mode>3): Likewise.
22885 (and<mode>3): Likewise.
22886 (*sse_and<mode>3): Likewise.
22887 (*sse2_and<mode>3): Likewise.
22888 (andtf3): Likewise.
22889 (*andtf3): Likewise.
22890 (ior<mode>3): Likewise.
22891 (*sse_ior<mode>3): Likewise.
22892 (*sse2_ior<mode>3): Likewise.
22893 (iortf3): Likewise.
22894 (*iortf3): Likewise.
22895 (xor<mode>3): Likewise.
22896 (*sse_xor<mode>3): Likewise.
22897 (*sse2_xor<mode>3): Likewise.
22898 (xortf3): Likewise.
22899 (*xortf3): Likewise.
22901 2008-04-02 Richard Guenther <rguenther@suse.de>
22903 PR tree-optimization/14495
22904 PR tree-optimization/34793
22905 * tree-vrp.c (struct switch_update): New structure.
22906 (to_remove_edges, to_update_switch_stmts): New VECs.
22907 (simplify_switch_using_ranges): New function. Remove not taken
22908 case labels and edges.
22909 (simplify_stmt_using_ranges): Call it.
22910 (identify_jump_threads): Mark edges we have queued for removal
22911 so we don't thread them.
22912 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22914 * tree-cfg.c (group_case_labels): Deal with missing default label.
22915 (tree_verify_flow_info): Allow missing default label.
22916 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22917 (emit_case_nodes): Likewise.
22918 (expand_case): Do not rely on the default label to be present.
22919 * expr.c (try_casesi): Deal with NULL default_label.
22920 (do_tablejump): Likewise.
22922 2008-04-02 Richard Guenther <rguenther@suse.de>
22924 PR tree-optimization/14495
22925 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22926 SWITCH_EXPR here ...
22927 (vrp_visit_switch_stmt): ... but here (new function).
22928 (find_case_label_index): New helper function.
22929 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22931 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22933 * fwprop.c: Fix ISO-C99ism.
22935 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22938 * Makefile.in (objdir): Set it here.
22939 * configure.ac: Not here. Find dynamic linker characteristics.
22940 * exec-tool.in: Use them.
22941 * aclocal.m4: Regenerate.
22942 * configure: Regenerate.
22944 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22946 * expr.c (expand_var): Delete it.
22947 * expr.h (expand_var): Delete prototype.
22948 * function.c (expand_function_start): Use expand_decl instead.
22949 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22952 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22954 PR rtl-optimization/35542
22955 * fwprop.c (forward_propagate_and_simplify): Replace
22956 loc_reg_mentioned_in_p with reg_mentioned_p.
22958 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22960 PR rtl-optimization/35281
22961 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22962 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22963 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22964 (varying_mem_p): Move above propagate_rtx.
22965 (all_uses_available_at): Do not check MEMs.
22967 2008-04-02 Rafael Espíndola <espindola@google.com>
22969 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22970 (register_edge_assert_for_2): Split the cond argument.
22971 (register_edge_assert_for_1): Adjust for the change in
22972 register_edge_assert_for_2.
22973 (register_edge_assert_for): Split the cond argument.
22974 (find_switch_asserts): Adjust for the change in
22975 register_edge_assert_for.
22977 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22979 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22980 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22981 offsets for 64-bit mingw.
22982 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22983 abi for x86_64-pc-mingw.
22985 2008-04-02 Richard Guenther <rguenther@suse.de>
22987 * tree-vrp.c (extract_range_from_assert): Make sure to not
22988 produce range min/max with TREE_OVERFOW set.
22989 If merging a anti-range and a range keep the anti-range if
22990 the range covers all values of the type.
22991 (register_edge_assert_for_2): Only allow sign-changing
22992 conversions in detecting canonical range checks. Also
22993 register an assert for the unsigned name if useful.
22995 PR tree-optimization/35787
22996 * tree-vrp.c (vrp_val_max): New function.
22997 (vrp_val_min): Likewise.
22998 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22999 (vrp_val_is_min): Likewise.
23000 (supports_overflow_infinity): Use vrp_val_{min,max}.
23001 (negative_overflow_infinity): Likewise.
23002 (positive_overflow_infinity): Likewise.
23003 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
23004 (is_positive_overflow_infinity): Likewise.
23005 (is_overflow_infinity): Likewise.
23006 (avoid_overflow_infinity): Use vrp_val_{min,max} and
23007 vrp_val_is_{min,max}.
23008 (set_and_canonicalize_value_range): Canonicalize anti-ranges
23009 to ranges if possible. Avoid empty ranges.
23011 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23013 PR middle-end/35705
23014 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
23015 the expression is a function address.
23017 2008-04-01 George Helffrich <george@gcc.gnu.org>
23019 PR fortran/35154, fortran/23057
23020 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
23021 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
23022 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
23023 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
23025 (dbxout_syms): Check for COMMON-based symbol and wrap in
23026 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
23027 in bracket for efficiency.
23029 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
23030 using DW_TAG_common_block + member offset.
23031 (add_pubname_string): New function.
23032 (dw_expand_expr): New function to find block name and offset for
23034 (common_check): New function to check whether symbol in Fortran COMMON.
23035 (gen_variable_die): If COMMON, use DW_TAG_common_block.
23037 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
23040 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
23042 2008-04-02 Ben Elliston <bje@au.ibm.com>
23044 * config/v850/v850.md (casesi): Remove if (0) code.
23045 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
23046 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23048 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
23050 * config/i386/i386.md (rex64suffix): New mode attribute.
23051 (floathi<mode>2): Disable expander for SSE math.
23052 (*floathi<mode>2_1): New insn insn_and_split pattern.
23053 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
23054 corresponding post-reload splitters.
23055 (*floathi<mode>2_i387): New macroized insn pattern.
23056 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
23057 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
23058 insn_and_split pattern.
23059 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
23060 New macroized instruction patterns and corresponding post-reload
23062 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
23063 and corresponding post-reload splitters.
23064 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
23065 New macroized instruction patterns.
23066 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
23067 macroized instruction patterns and corresponding post-reload splitters.
23068 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
23069 corresponding post-reload splitters.
23070 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
23071 New macroized instruction patterns.
23072 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
23073 corresponding post-reload splitters.
23074 (*floatsi<mode>2_i387): New macroized instruction patterns.
23076 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
23078 * config/i386/i386.md (smaxmin): New.
23079 (umaxmin): Likewise.
23080 (maxminiprefix): Likewise.
23081 (maxminfprefix): Likewise.
23082 (<code><mode>3): Likewise.
23083 (smin<mode>3): Removed.
23084 (smax<mode>3): Likewise.
23086 * config/i386/mmx.md (mmx_<code>v2sf3): New.
23087 (mmx_<code>v4hi3): Likewise.
23088 (mmx_<code>v8qi3): Likewise.
23089 (mmx_smaxv2sf3): Removed.
23090 (mmx_sminv2sf3): Likewise.
23091 (mmx_umaxv8qi3): Likewise.
23092 (mmx_smaxv4hi3): Likewise.
23093 (mmx_uminv8qi3): Likewise.
23094 (mmx_sminv4hi3): Likewise.
23096 * config/i386/sse.md (<addsub><mode>3): New.
23097 (*<addsub><mode>3): Likewise.
23098 (<sse>_vm<addsub><mode>3): Likewise.
23099 (<maxmin><mode>3): Likewise.
23100 (*<maxmin><mode>3_finite): Likewise.
23101 (*<maxmin><mode>3): Likewise.
23102 (<sse>_vm<maxmin><mode>3): Likewise.
23103 (sse3_h<addsub>v4sf3): Likewise.
23104 (sse3_h<addsub>v2df3): Likewise.
23105 (<maxmin>v16qi3): Likewise.
23106 (*<maxmin>v16qi3): Likewise.
23107 (<maxmin>v8hi3): Likewise.
23108 (*<maxmin>v8hi3): Likewise.
23109 (*sse4_1_<maxmin><mode>3): Likewise.
23110 (*sse4_1_<maxmin><mode>3): Likewise.
23111 (add<mode>3): Removed.
23112 (*add<mode>3): Likewise.
23113 (<sse>_vmadd<mode>3): Likewise.
23114 (sub<mode>3): Likewise.
23115 (*sub<mode>3): Likewise.
23116 (<sse>_vmsub<mode>3): Likewise.
23117 (smin<mode>3): Likewise.
23118 (*smin<mode>3_finite): Likewise.
23119 (*smin<mode>3): Likewise.
23120 (<sse>_vmsmin<mode>3): Likewise.
23121 (smax<mode>3): Likewise.
23122 (*smax<mode>3_finite): Likewise.
23123 (*smax<mode>3): Likewise.
23124 (<sse>_vmsmax<mode>3): Likewise.
23125 (sse3_haddv4sf3): Likewise.
23126 (sse3_haddv2df3): Likewise.
23127 (sse3_hsubv4sf3): Likewise.
23128 (sse3_hsubv2df3): Likewise.
23129 (umaxv16qi3): Likewise.
23130 (*umaxv16qi3): Likewise.
23131 (smaxv8hi3): Likewise.
23132 (*smaxv8hi3): Likewise.
23133 (*sse4_1_smax<mode>3): Likewise.
23134 (*sse4_1_umax<mode>3): Likewise.
23135 (uminv16qi3): Likewise.
23136 (*uminv16qi3): Likewise.
23137 (sminv8hi3): Likewise.
23138 (*sminv8hi3): Likewise.
23139 (*sse4_1_smin<mode>3): Likewise.
23140 (*sse4_1_umin<mode>3): Likewise.
23142 2008-04-01 Rafael Espíndola <espindola@google.com>
23144 * tree-cfg.c (verify_expr): remove in_phi.
23145 (verify_stmt): Don't call walk_tree with verify_expr. Use
23146 is_gimple_min_invariant instead of is_gimple_val.
23148 2008-04-01 Joseph Myers <joseph@codesourcery.com>
23150 * doc/include/gpl_v3.texi: Update for manpage generation.
23151 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
23153 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
23154 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
23155 gpl_v3.texi instead of gpl.texi.
23158 2008-04-01 Jakub Jelinek <jakub@redhat.com>
23161 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
23163 2008-04-01 Rafael Espíndola <espindola@google.com>
23165 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
23166 (extract_code_and_val_from_cond): Use
23167 extract_code_and_val_from_cond_with_ops.
23169 2008-04-01 Jan Hubicka <jh@suse.cz>
23171 * function.c (free_after_compilation): Free epilogue_delay_list.
23172 (prepare_function_start): Assert that previous compilation was freed.
23174 2008-04-01 Jan Hubicka <jh@suse.cz>
23175 Jim Wilson <wilson@tuliptree.org>
23176 Andreas Tobler <andreast@gcc.gnu.org>
23178 PR middle-end/35781
23179 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
23180 rtl.emit instead cfun->emit.
23181 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
23182 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
23184 2008-04-01 Ben Elliston <bje@au.ibm.com>
23186 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23188 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
23190 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23192 (fprofile-use): Add var flag_profile_use
23193 * coverage.c (coverage_begin_output): Do not open a gcno file for
23194 output only if -ftest-coverage is set.
23195 Do not add getpwd() to gcda file path.
23196 (build_gcov_info): Check the new flag
23197 flag_profile_datafile_relative_path.
23198 (coverage_init): Use profile_data_prefix.
23199 Read profile counter only if flag_profile_use is set.
23200 * opts.c (common_handle_option): New option fprofile-use=,
23201 fprofile-dir=, fprofile-generate=.
23202 * toplev.c (profile_data_prefix): New variable definition.
23203 * toplev.h (profile_data_prefix): New declaration.
23204 * doc/invoke.tex (Option Summary, Optimization Options):
23207 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23209 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23210 use tmp consistently.
23213 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23214 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23215 UNSPEC_FR_RECIP_APPROX_RES.
23216 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23218 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23221 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23223 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23225 PR middle-end/30186
23226 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23227 element of the vector via a pointer.
23229 2008-03-31 Ian Lance Taylor <iant@google.com>
23231 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23233 2008-03-31 Jan Hubicka <jh@suse.cz>
23235 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23236 get_arg_pointer_save_area.
23237 * expr.c (init_expr): Just clear out rtl.expr.
23238 * function.c (free_after_compilation): Clear out whole RTL structure.
23239 (get_func_frame_size): Merge into ...
23240 (get_frame_size): ... this one.
23241 (assign_stack_local_1): Merge into ...
23242 (assign_stack_local): ... this one.
23243 (expand_function_end): Update call of get_arg_pointer_save_area.
23244 (get_art_pointer_save_area): Remove cfun argument.
23245 * function.h (emit_status): regno_pointer_align does not need length
23246 attribute. Move x_regno_reg_rtx to ...
23247 (regno_reg_rtx): ... new global array.
23248 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23249 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23250 apply_args_value, forced_labels, stack_pointer_delta):
23252 (struct varasm_status): Move here from varasm.c
23253 (struct rtl_data): New. Move here some fields from struct function.
23254 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23255 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23256 used_temp_slots avail_temp_slots, temp_slot_level,
23257 nonlocal_goto_handler_labels): Update accesstors.
23258 (rtl): New global variable.
23259 (struct function): Move some fileds to rtl_data.
23260 (get_arg_pointer_save_area): Update prototype.
23261 * emit-rtl.c (rtl): Declare.
23262 (regno_reg_rtx): Declare.
23263 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23265 (gen_reg_rtx): Update.
23266 (init_virtual_regs): Do not tate emit_status argument.
23267 (init_emit): Do not allocate emit.
23268 * varasm.c (varasm_statuc): Move to function.h.
23269 (n_deferred_constatns): Update accestor.
23270 (init_varasm_status): Do not allocate varasm_status.
23271 (force_const_mem, get_pool_size, output_constant_pool): Update.
23272 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23273 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23275 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
23277 PR rtl-optimization/35729
23278 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23281 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23284 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23285 load/store if memory is unaligned.
23286 (*movti_rex64): Likewise.
23288 * config/i386/predicates.md (misaligned_operand): New.
23290 2008-03-31 Andrew Pinski <pinskia@gmail.com>
23293 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23296 2008-03-31 Jan Beulich <jbeulich@novell.com>
23298 * config/ia64/constraints.md: Add 'j' constraint.
23299 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23300 (movdi_internal): Likewise.
23302 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23305 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23307 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23310 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23311 proper error message for the third argument on blendpd and
23314 * config/i386/sse.md (blendbits): New.
23315 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23317 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23319 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23321 2008-03-30 Richard Guenther <rguenther@suse.de>
23323 PR middle-end/31023
23324 * fold-const.c (fold_sign_changed_comparison): Do leave
23325 conversions to base-types alone.
23327 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23329 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23330 the link register if one altivec register is be saved.
23332 2008-03-30 Ben Elliston <bje@au.ibm.com>
23334 * final.c (final_scan_insn): Remove if (0) code.
23336 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23338 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23340 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23342 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23343 of V4SFmode to ix86_binary_operator_ok.
23345 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23347 * config/i386/i386.c (override_options): Initialize
23348 ix86_veclib_handler to ix86_veclibabi_svml when
23349 -mveclibabi=svml is used.
23350 (ix86_veclibabi_svml): New function for SVML ABI style
23351 vectorization support.
23352 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23354 2008-03-28 Rafael Espíndola <espindola@google.com>
23356 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23357 (tree_binary_nonnegative_warnv_p): Make it public.
23358 (tree_single_nonnegative_warnv_p): Make it public.
23359 (tree_invalid_nonnegative_warnv_p): Make it public.
23360 (tree_unary_nonzero_warnv_p): Make it public.
23361 (tree_binary_nonzero_warnv_p): Make it public
23362 (tree_single_nonzero_warnv_p): Make it public.
23363 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23364 (extract_range_from_binary_expr): Split the expr argument.
23365 (extract_range_from_unary_expr): Split the expr argument.
23366 (extract_range_from_comparison): Split the expr argument.
23367 (extract_range_from_expr): Use the new aux functions.
23368 (vrp_evaluate_conditional_warnv): Use
23369 vrp_evaluate_conditional_warnv_with_ops.
23370 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23371 (tree_binary_nonzero_warnv_p): Declare.
23372 (tree_single_nonzero_warnv_p): Declare.
23373 (tree_expr_nonzero_warnv_p): Declare.
23374 (tree_unary_nonnegative_warnv_p): Declare.
23375 (tree_binary_nonnegative_warnv_p): Declare.
23376 (tree_single_nonnegative_warnv_p): Declare.
23377 (tree_invalid_nonnegative_warnv_p): Declare.
23379 2008-03-28 Richard Guenther <rguenther@suse.de>
23381 PR tree-optimization/30317
23382 PR tree-optimization/30911
23383 PR tree-optimization/34793
23384 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23385 (struct assert_locus_d): New member EXPR.
23386 (register_new_assert_for): Add EXPR parameter to support
23387 ASSERT_EXPR <name, expr OP limit>.
23388 (register_edge_assert_for_1): Adjust callers.
23389 (find_assert_locations): Likewise.
23390 (process_assert_insertions_for): Build condition from expression.
23391 (extract_range_from_assert): Handle ASSERT_EXPRs
23392 of the form ASSERT_EXPR <name, expr OP limit>.
23393 (register_edge_assert_for_2): New helper registering
23394 asserts for comparisons. Recognize range tests of the form
23395 (unsigned)i - CST1 OP CST2.
23396 (register_edge_assert_for_1): Use it.
23397 (register_edge_assert_for): Likewise.
23398 (needs_overflow_infinity): Integer sub-types
23399 do not need overflow infinities.
23400 (vrp_val_is_max): The extreme values of integer sub-types
23401 are those of the base type.
23402 (vrp_val_is_min): Likewise.
23403 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23406 2008-03-28 Nick Clifton <nickc@redhat.com>
23409 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23410 Return GENERAL_REGS for stack adjustment reloads.
23412 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23415 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23416 const_vector when all the vectors are constant.
23418 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23420 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23422 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23423 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23425 (s<code>_sf): Use new scc_sf attribute for opcode names.
23427 2008-03-27 Tom Tromey <tromey@redhat.com>
23429 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23430 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23431 config/spu/t-spu-elf, config/i386/t-interix,
23432 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23433 config/i386/x-darwin, config/i386/x-mingw32,
23434 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23435 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23436 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23437 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23438 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23439 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23440 config/score/t-score-elf, config/arm/t-strongarm-pe,
23441 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23442 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23443 Revert automatic dependency patch.
23445 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23448 * config/i386/i386.c (ix86_function_arg_boundary): Align
23449 decimal floating point to its natural boundary.
23451 2008-03-27 Richard Guenther <rguenther@suse.de>
23453 PR middle-end/35716
23454 * fold-const.c (fold_comparison): Restrict distinct decl
23455 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23456 solely rely on operand_equal_p.
23458 2008-03-27 Richard Guenther <rguenther@suse.de>
23461 * c-common.c (handle_weak_attribute): Reject combination of
23464 2008-03-27 Richard Guenther <rguenther@suse.de>
23466 PR tree-optimization/32810
23467 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23468 conversions from DECL_INITIAL.
23469 (fold_const_aggregate_ref): Likewise from constructor elements.
23471 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23473 * tree-affine.h (aff_combination_expand): Declare.
23474 (get_inner_reference_aff): Likewise.
23475 * tree-affine.c (aff_combination_expand): Split out from
23476 tree_to_aff_combination_expand.
23477 (get_inner_reference_aff): New function.
23478 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23479 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23480 (struct lim_aux_data): sm_done field removed.
23481 (mem_ref_loc_p, mem_ref_locs_p): New types.
23482 (struct mem_ref): Added id, stored, accesses_in_loop,
23483 indep_loop, dep_loop, indep_ref, dep_ref fields.
23484 Removed is_stored, locs and next fields.
23485 (memory_accesses): New variable.
23486 (movement_possibility): Do not allow moving statements
23487 that store to memory.
23488 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23490 (determine_max_movement): For statements with memory references,
23491 find the outermost loop in that the reference is independent.
23492 (move_computations_stmt): Mark the virtual operands for renaming.
23493 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23494 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23495 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23496 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23497 create_vop_ref_mapping, analyze_memory_references,
23498 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23499 get_all_locs_in_loop, ref_always_accessed_p,
23500 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23501 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23502 store_motion_loop, store_motion): New functions.
23503 (struct vop_to_refs_elt): New type.
23504 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23505 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23506 (schedule_sm): Replaced by...
23507 (execute_sm): ... this.
23508 (determine_lsm_ref, hoist_memory_references,
23509 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23510 find_more_ref_vops, free_mem_ref, free_mem_refs,
23511 determine_lsm_loop, determine_lsm): Removed.
23512 (tree_ssa_lim_finalize): Free data structures used by store motion.
23513 (tree_ssa_lim): Call analyze_memory_references. Use
23514 store_motion instead of determine_lsm.
23516 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23518 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23519 rename tmake_file to m68hc11/t-m68hc11.
23520 (mcore): Set inhibit_libc to true.
23521 * config.host (alpha*-dec-*vms*): Set extra_programs.
23522 (interix3*): Don't use host_xmake_file.
23523 * configure.ac: Let config.gcc override inhibit_libc.
23524 * configure: Regenerate.
23526 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23527 * config/t-openbsd-thread: Remove commented out lines.
23529 * config/x-interix: Remove.
23531 * config/m68hc11/t-m68hc11-gas: Rename to...
23532 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23534 * config/mcore/t-mcore: Remove T_CFLAGS.
23535 * config/mcore/t-mcore-pe: Likewise.
23537 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23539 * configure.ac: Replace custom __GNU_SOURCE test with
23540 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23541 * aclocal.m4: Regenerate.
23542 * configure: Regenerate.
23543 * config.in: Regenerate.
23545 2008-03-27 Richard Guenther <rguenther@suse.de>
23547 * fold-const.c (target.h): Include.
23548 (fold_comparison): Fold comparison of addresses of decls
23549 that bind locally or of constants. Consolidate address folding code.
23550 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23551 results from fold_binary_to_constant.
23552 (compare_values_warnv): Likewise.
23554 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23556 PR middle-end/35429
23557 * fold-const.c (fold_truthop): Check for integeral types when folding
23558 a == 0 && b == 0 and a != 0 || b != 0 .
23560 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23562 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23564 2008-03-26 Andreas Schwab <schwab@suse.de>
23566 * doc/invoke.texi: Fix use of @item vs. @itemx.
23568 2008-03-26 Tom Tromey <tromey@redhat.com>
23570 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23571 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23572 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23573 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23574 build/genconstants.o, build/genemit.o, build/genextract.o,
23575 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23576 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23579 2008-03-26 Richard Guenther <rguenther@suse.de>
23582 2008-03-26 Richard Guenther <rguenther@suse.de>
23584 * fold-const.c (target.h): Include.
23585 (fold_comparison): Fold comparison of addresses of two decls
23586 that bind locally. Consolidate address folding code.
23588 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23590 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23591 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23592 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23593 dconstsqrt2, dconstthird, dconste and/or dconst10.
23594 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23595 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23596 dconstsqrt2, dconste): Delete.
23597 (init_emit_once): Likewise. Simplify initializing dconstm1.
23599 * real.c (get_real_const): New.
23600 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23601 dconstsqrt2, dconste): Delete.
23602 (real_value_const, get_real_const): New.
23604 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23606 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23608 * config/i386/i386.c (ix86_function_arg_boundary): Check
23609 BIGGEST_ALIGNMENT instead of 128.
23610 (setup_incoming_varargs_64): Likewise.
23612 2008-03-26 Tom Tromey <tromey@redhat.com>
23614 * Makefile.in (DEPFILES): Add missing '/'.
23616 2008-03-26 Richard Guenther <rguenther@suse.de>
23618 * fold-const.c (target.h): Include.
23619 (fold_comparison): Fold comparison of addresses of two decls
23620 that bind locally. Consolidate address folding code.
23622 2008-03-26 Nick Clifton <nickc@redhat.com>
23625 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23626 not allow INT+INT as a legitimate addressing mode.
23628 2008-03-26 Richard Guenther <rguenther@suse.de>
23630 * tree-flow.h (widen_bitfield): Remove declaration.
23631 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23632 (widen_bitfield): Remove function.
23633 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23636 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23639 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23642 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23644 PR rtl-optimization/35232
23645 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23646 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23647 reg_reloaded_call_part_clobbered here.
23648 (reload_regs_reach_end_p): New function.
23649 (reload_reg_rtx_for_input): New variable.
23650 (reload_reg_rtx_for_output): Likewise.
23651 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23652 when reassigning a pseudo register. Load reloadreg from
23653 reload_reg_rtx_for_input, moving the mode and register
23655 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23656 instead of the original when deciding whether an input reload
23657 would be a no-op or whether an output reload can be deleted.
23658 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23659 when setting up new_spill_reg_store. Load it from
23660 reload_reg_rtx_for_output, moving the mode and register
23662 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23663 instead of the original when deciding whether an output reload
23664 would be a no-op. Do the same when modifying insn notes.
23665 Use rtx_equal_p instead of == to compare the registers.
23666 (inherit_piecemeal_p): Take a mode and two register numbers
23668 (emit_reload_insns): Clear new_spill_reg_store for every hard
23669 register in the reload register. Remove spill registers
23670 from reg_reloaded_valid before considering whether to record
23671 inheritance information for them. Use reload_reg_rtx_for_output
23672 instead of reg_rtx when recording output reloads. Use
23673 reload_reg_rtx_for_input instead of reg_rtx when recording
23674 input reloads. Set or clear reg_reloaded_call_part_clobbered
23675 at the same time as setting reg_reloaded_valid.
23676 (delete_output_reload): Add a new_reload_reg parameter and use it
23677 instead of rld[j].reg_rtx.
23678 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23681 2008-03-25 Tom Tromey <tromey@redhat.com>
23683 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23684 (build/genattr.o): Likewise.
23685 (build/genattrtab.o): Likewise.
23686 (build/gencodes.o): Likewise.
23687 (build/genconfig.o): Likewise.
23688 (build/genconstants.o): Likewise.
23689 (build/genemit.o): Likewise.
23690 (build/genextract.o): Likewise.
23691 (build/genflags.o): Likewise.
23693 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23695 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23696 instead of size_int for integer types.
23697 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23698 to match type of MINUS_EXPR.
23700 2008-03-25 Tom Tromey <tromey@redhat.com>
23702 * configure: Rebuilt.
23703 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23706 2008-03-25 Tom Tromey <tromey@redhat.com>
23708 * config/x-solaris (host-solaris.o): Update.
23709 * config/x-linux (host-linux.o): Update.
23710 * config/x-hpux (host-hpux.o): Update.
23711 * config/x-darwin (host-darwin.o): Update.
23712 * config/v850/t-v850e (v850-c.o): Update.
23713 * config/v850/t-v850 (v850-c.o): Update.
23714 * config/t-vxworks (vxworks.o): Update.
23715 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23716 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23717 * config/spu/t-spu-elf (spu-c.o): Update.
23719 * config/sh/t-symbian (sh-c.o): Update.
23720 (symbian.o): Update.
23721 * config/sh/t-sh (sh-c.o): Update.
23722 * config/score/t-score-elf (score7.o, score3.o): Update.
23723 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23724 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23725 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23726 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23727 (rs6000.o): Remove.
23728 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23729 * config/m32c/t-m32c (m32c-pragma.o): Update.
23730 * config/ia64/t-ia64 (ia64-c.o): Update.
23731 * config/i386/x-mingw32 (host-mingw32.o): Update.
23732 * config/i386/x-i386 (driver-i386.o): Update.
23733 * config/i386/x-darwin (host-i386-darwin.o): Update.
23734 * config/i386/x-cygwin (host-cygwin.o): Update.
23735 * config/i386/t-nwld (nwld.o): Update.
23736 * config/i386/t-netware (netware.o): Update.
23737 * config/i386/t-interix (winnt.o): Update.
23738 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23739 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23740 msformat-c.o): Update.
23741 * config/bfin/t-bfin-linux (generated_files): Add
23742 linux-sysroot-suffix.h.
23743 * config/arm/t-wince-pe (pe.o): Update.
23744 * config/arm/t-strongarm-pe (pe.o): Update.
23745 * config/arm/t-pe (pe.o): Update.
23746 * config/arm/t-arm (arm-c.o): Update.
23747 * doc/install.texi (Prerequisites): Require make 3.80.
23748 * Makefile.in: Remove .o targets.
23749 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23750 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23751 (simple_generated_h, simple_generated_c): Move earlier.
23752 (generated_files): New variable.
23753 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23754 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23755 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23756 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23757 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23758 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23759 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23760 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23761 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23762 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23763 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23764 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23766 (COMPILE.base, COMPILE): New variables.
23767 (%.o): New pattern rule.
23768 (ALL_HOST_OBJS): New variable.
23769 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23770 (dummy-checksum.o, cc1-checksum.o): Remove.
23771 (DRIVER_SHLIB): New variable.
23772 (DRIVER_DEFINES): Use it.
23773 (gencondmd.c): Move out of build/.
23774 (s-conditions): Update.
23775 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23776 (ALL_BUILD_OBJS): Likewise.
23777 (build/%.o): Use BUILDCOMPILE.
23778 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23779 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23780 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23781 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23782 build/genconfig.o, build/genconstants.o, build/genemit.o,
23783 build/genextract.o, build/genflags.o, build/genmddeps.o,
23784 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23785 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23786 build/gen-protos.o, build/scan.o, build/fix-header.o,
23787 build/scan-decls.o): Simplify.
23788 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23789 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23790 prefix.o, toplev.o): Reduce to variable setting.
23791 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23792 ($(out_object_file), gcc-options.o): New targets.
23793 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23794 * configure: Rebuilt.
23795 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23796 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23798 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23800 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23801 complain when we hit an error, return ERROR_MARK_NODE.
23803 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23805 * config/sh/constraints.md (Pso, Psz): New constraints.
23806 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23807 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
23809 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23811 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23812 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
23814 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23816 * config/sh/sh.md (prefetch): Add condition for SH2A target.
23817 (prefetch_sh2a): New.
23819 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23820 Naveen.H.S <naveen.hs@kpitcummins.com>
23822 * config/sh/constraints.md (I28): New constraint.
23823 * config/sh/sh.c (broken_move): Add support for movi20s.
23824 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
23826 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
23827 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23828 Naveen.H.S <naveen.hs@kpitcummins.com>
23830 * config/sh/sh.c (SH_ATTRIBUTES): Define.
23831 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
23832 (print_operand): Handle resbank in %@ operand code.
23833 (sh_encode_section_info): New.
23834 (push_regs): Add conditions for resbank.
23835 (sh_expand_epilogue): Likewise.
23836 (sh_insert_attributes): Likewise.
23837 (sh_attribute_table): Likewise.
23838 (sh_handle_resbank_handler_attribute): New.
23839 (sh2a_handle_function_vector_handler_attribute): New.
23840 (sh2a_is_function_vector_call): New.
23841 (sh2a_get_function_vector_number): New.
23842 (sh2a_function_vector_p): New.
23843 (sh_cfun_resbank_handler_p): New.
23844 * config/sh/sh.md (calli): Emit jsr/n if possible.
23845 (calli_tbr_rel): New.
23846 (calli_pcrel): Emit jsr/n if possible.
23847 (return_i): Emit rts/n if possible.
23848 (call_valuei_tbr_rel): New.
23849 (call_valuei_pcrel): Add condition for SH2A target.
23850 (call_value): Likewise.
23851 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
23852 (sh2a_get_function_vector_number): Likewise.
23853 (sh2a_is_function_vector_call): Likewise.
23854 * doc/extend.texi: Document TBR relative addressing of SH2A.
23855 (resbank): Add description for SH2A.
23857 2008-03-24 Richard Guenther <rguenther@suse.de>
23860 * gimplify.c (gimplify_modify_expr): For frontend type-correct
23861 pointer assignments change conversions according to middle-end rules.
23862 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
23863 * configure.ac: Include type checking in yes.
23864 * configure: Regenerate.
23866 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23868 * diagnostic.c (diagnostic_count_diagnostic): Delete.
23869 (diagnostic_report_diagnostic): Update. Handle ICEs here.
23871 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
23873 * gthr-vxworks.h (UNUSED): Define.
23875 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
23877 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
23879 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
23881 * doc/extend.texi (Function Attributes): Add missing comma in the
23882 example of the "alloc_size" attribute.
23884 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23887 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23889 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23892 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23895 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23896 of the underlying type of a MS bitfield layout to the natural
23897 alignment of the type.
23899 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23901 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23902 to their natural alignment to avoid store forwarding stalls.
23904 2008-03-22 Richard Guenther <rguenther@suse.de>
23906 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23907 For PHI nodes verify the address is invariant.
23908 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23909 (get_symbol_constant_value): Use is_gimple_min_invariant.
23910 (maybe_fold_stmt_indirect): Likewise.
23912 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23914 PR rtl-optimization/33927
23915 * Makefile.in (dse.o): Depend on $(TM_P_H).
23916 * expr.h (extract_low_bits): Declare.
23917 * expmed.c (extract_low_bits): New function.
23918 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23919 * dse.c: Include tm_p.h.
23920 (find_shift_sequence): Remove the read_reg argument and return the
23921 read value. Emit the instructions instead of returning them.
23922 Iterate on new_mode rather than calculating it each time.
23923 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23924 source to NEW_MODE and extract_low_bits to convert the shifted
23925 value to READ_MODE.
23926 (replace_read): Allow the load and store to have different mode
23927 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23928 or extraction instructions before trying the replacement. Update
23929 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23931 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23933 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23934 to their natural alignment to avoid store forwarding stalls.
23936 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23939 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23940 encouraging but not allowing gprs for input;
23941 change the input constraint to !f#r.
23942 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23944 change the output constraint to !f#r.
23946 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23949 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23950 corresponding post-reload splitters.
23951 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23952 when x87 FP math is selected.
23953 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23954 New function prototype.
23955 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23956 unreachable function to ease macroization of insn patterns.
23958 2008-03-21 Martin Jambor <mjambor@suse.cz>
23960 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23961 reference dumps if ddr is NULL or dependence is unknown.
23963 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23965 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23966 unsigned extension into account.
23967 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23968 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23969 Do computations on a scratch register.
23971 2008-03-21 Richard Guenther <rguenther@suse.de>
23973 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23974 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23975 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23976 * tree-ssa-dom.c (record_equality): Likewise.
23977 * tree-inline.c (copy_body_r): Likewise.
23978 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23981 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23983 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23984 as 'delete_unused' argument.
23986 2008-03-20 Richard Guenther <rguenther@suse.de>
23988 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23989 special casing of constant qualifiers.
23990 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23991 care about them in general.
23992 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23993 regardless of their type.
23994 (fold_stmt_r): Forcefully fold *& if we end up with that.
23996 2008-03-20 Paul Brook <paul@codesourcery.com>
23998 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23999 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
24001 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
24003 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
24004 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
24006 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
24008 * common.opt (Wmudflap): New option.
24009 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
24010 (mx_register_decls): Likewise.
24011 (mudflap_finish_file): Likewise.
24012 * doc/invoke.texi: Document -Wno-mudflap.
24014 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
24016 * c-format.c (replace_format_name_to_system_name): New.
24017 (cmp_attribs): New.
24018 (convert_format_name_to_system_name): New.
24019 (decode_format_attr): Add use of convert_format_name_to_system_name.
24020 (format_types_orig): Add gnu_ prefix to names.
24021 (check_format_info_main): Special treating of \0 escaped names for
24022 supporting multi-character format specifiers as I32, I64.
24023 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
24024 (gnu_target_overrides_format_attributes): New.
24025 * c-format.h: Add structure target_ovr_attr to hold
24026 system specific formatter names.
24027 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
24028 msformat-c.o file to c_target_objs and cxx_target_objs.
24029 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24030 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
24031 (TARGET_N_FORMAT_TYPES): New.
24032 * config/i386/msformat-c.c: New.
24033 * config/i386/t-cygming: Add build rule for msformat-c.o.
24034 * doc/extend.texi: Add new format names gnu_* and ms_* and
24036 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24038 2008-03-20 Ira Rosen <irar@il.ibm.com>
24040 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
24041 optimizations turned on under -O3.
24042 (ftree-vectorize): Add that the flag is turned on with -O3.
24044 2008-03-20 Ben Elliston <bje@au.ibm.com>
24046 * regmove.c (try_auto_increment): Fix spelling error in comment.
24047 * final.c (final_scan_insn): Likewise.
24049 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
24052 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
24053 allocator preferences for "y" and "r" class registers.
24054 ("*mov<mode>_internal"): Ditto.
24055 ("*movv2sf_internal_rex64"): Ditto.
24056 ("*movv2sf_internal"): Ditto.
24058 2008-03-19 Michael Matz <matz@suse.de>
24060 PR middle-end/35616
24061 * calls.c (expand_call): Check overlap of arguments with call
24062 address for sibcalls.
24064 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24067 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24068 of the underlying type of a MS bitfield layout to the natural
24069 alignment of the type.
24071 2008-03-19 Jan Hubicka <jh@suse.cz>
24074 * toplev.c (decode_d_option): Handle all CPP flags.
24075 * tree-vrp.c: Update tree_pass descriptors.
24076 * regrename.c: Update tree_pass descriptors.
24077 * fwprop.c: Update tree_pass descriptors.
24078 * doc/invoke.texi: Remove documentation of dropped -d? flags.
24079 * tree-into-ssa.c: Update tree_pass descriptors.
24080 * tree-dump.c: Update tree_pass descriptors.
24081 * tree-complex.c: Update tree_pass descriptors.
24082 * tree-dump.h: Update tree_pass descriptors.
24083 * see.c: Update tree_pass descriptors.
24084 * cgraphbuild.c: Update tree_pass descriptors.
24085 * tracer.c: Update tree_pass descriptors.
24086 * tree-loop-distribution.c: Update tree_pass descriptors.
24087 * cgraph.c: Update tree_pass descriptors.
24088 * postreload-gcse.c: Update tree_pass descriptors.
24089 * postreload.c: Update tree_pass descriptors.
24090 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
24091 * tree-tailcall.c: Update tree_pass descriptors.
24092 * tree-pass.h (tree_opt_pass): Rename to ...
24093 (opt_pass) ... this one; add "type" field and remove letter field.
24094 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
24095 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
24096 all_lowering_passes): Update declaration.
24097 * ipa-cp.c: Update tree_pass descriptors.
24098 * final.c: Update tree_pass descriptors.
24099 * omp-low.c: Update tree_pass descriptors.
24100 * tree-ssa-dse.c: Update tree_pass descriptors.
24101 * ipa-reference.c: Update tree_pass descriptors.
24102 * tree-ssa-uncprop.c: Update tree_pass descriptors.
24103 * auto-inc-dec.c: Update tree_pass descriptors.
24104 * reorg.c: Update tree_pass descriptors.
24105 * cgraphunit.c: Update tree_pass descriptors.
24106 * tree-ssa-copyrename.c: Update tree_pass descriptors.
24107 * tree-ssa-ccp.c: Update tree_pass descriptors.
24108 * df-core.c: Update tree_pass descriptors.
24109 * mode-switching.c: Update tree_pass descriptors.
24110 * tree-nomudflap.c: Update tree_pass descriptors.
24111 * modulo-sched.c: Update tree_pass descriptors.
24112 * ipa-pure-const.c: Update tree_pass descriptors.
24113 * cse.c: Update tree_pass descriptors.
24114 * web.c: Update tree_pass descriptors.
24115 * tree-stdarg.c: Update tree_pass descriptors.
24116 * tree-ssa-math-opts.c: Update tree_pass descriptors.
24117 * tree-ssa-dom.c: Update tree_pass descriptors.
24118 * tree-nrv.c: Update tree_pass descriptors.
24119 * tree-ssa-alias.c: Update tree_pass descriptors.
24120 * loop-init.c: Update tree_pass descriptors.
24121 * gimple-low.c: Update tree_pass descriptors.
24122 * ipa-inline.c: Update tree_pass descriptors.
24123 * tree-ssa-sink.c: Update tree_pass descriptors.
24124 * global.c: Update tree_pass descriptors.
24125 * ifcvt.c: Update tree_pass descriptors.
24126 * jump.c: Update tree_pass descriptors.
24127 * predict.c: Update tree_pass descriptors.
24128 * tree-ssa-loop.c: Update tree_pass descriptors.
24129 * recog.c: Update tree_pass descriptors.
24130 * dse.c: Update tree_pass descriptors.
24131 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
24132 * tree-eh.c: Update tree_pass descriptors.
24133 * regmove.c: Update tree_pass descriptors.
24135 * function.c: Update tree_pass descriptors.
24136 * tree-vectorizer.c: Update tree_pass descriptors.
24137 * gcse.c: Update tree_pass descriptors.
24138 * ipa-type-escape.c: Update tree_pass descriptors.
24139 * tree-if-conv.c: Update tree_pass descriptors.
24140 * init-regs.c: Update tree_pass descriptors.
24141 * ipa.c: Update tree_pass descriptors.
24142 * tree-ssa-phiopt.c: Update tree_pass descriptors.
24143 * rtl-factoring.c: Update tree_pass descriptors.
24144 * lower-subreg.c: Update tree_pass descriptors.
24145 * bt-load.c: Update tree_pass descriptors.
24146 * tree-dfa.c: Update tree_pass descriptors.
24147 * except.c: Update tree_pass descriptors.
24148 * emit-rtl.c: Update tree_pass descriptors.
24149 * cfgexpand.c: Update tree_pass descriptors.
24150 * tree-cfgcleanup.c: Update tree_pass descriptors.
24151 * cfgcleanup.c: Update tree_pass descriptors.
24152 * tree-ssa-pre.c: Update tree_pass descriptors.
24153 * tree-sra.c: Update tree_pass descriptors.
24154 * tree-mudflap.c: Update tree_pass descriptors.
24155 * tree-ssa-copy.c: Update tree_pass descriptors.
24156 * cfglayout.c: Update tree_pass descriptors.
24157 * tree-ssa-forwprop.c: Update tree_pass descriptors.
24158 * tree-ssa-dce.c: Update tree_pass descriptors.
24159 * tree-ssa.c: Update tree_pass descriptors.
24160 * regclass.c: Update tree_pass descriptors.
24161 * integrate.c: Update tree_pass descriptors.
24162 * tree-optimize.c: Update tree_pass descriptors.
24163 * tree-ssa-phiprop.c: Update tree_pass descriptors.
24164 * tree-object-size.c: Update tree_pass descriptors.
24165 * combine.c: Update tree_pass descriptors.
24166 * tree-outof-ssa.c: Update tree_pass descriptors.
24167 * bb-reorder.c: Update tree_pass descriptors.
24168 * stack-ptr-mod.c: Update tree_pass descriptors.
24169 * var-tracking.c: Update tree_pass descriptors.
24170 * tree-profile.c: Update tree_pass descriptors.
24171 * tree-vect-generic.c: Update tree_pass descriptors.
24172 * reg-stack.c: Update tree_pass descriptors.
24173 * sched-rgn.c: Update tree_pass descriptors.
24174 * tree-ssa-structalias.c: Update tree_pass descriptors.
24175 * tree-cfg.c: Update tree_pass descriptors.
24176 * passes.c (current_pass): Update declaration.
24177 (finish_optimization_passes): Update.
24178 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
24179 (register_one_dump_file, register_dump_files_1, next_pass_1):
24181 (init_optimization_passes): Update handling of new types.
24182 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
24183 * ipa-struct-reorg.c: Update tree_pass descriptors.
24184 * tree-ssa-reassoc.c: Update tree_pass descriptors.
24185 * combine-stack-adj.c: Update tree_pass descriptors.
24186 * cfgrtl.c: Update tree_pass descriptors.
24187 * dce.c: Update tree_pass descriptors.
24188 * tree-ssanames.c: Update tree_pass descriptors.
24190 2008-03-19 Richard Guenther <rguenther@suse.de>
24192 PR middle-end/35609
24193 * tree-ssa.c (walk_data): New structure.
24194 (warn_uninitialized_var): If not always_executed warn with "maybe"
24196 (execute_early_warn_uninitialized): Compute post-dominators.
24197 Initialize always_executed before processing each basic block.
24199 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24202 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24203 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24205 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24207 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24209 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
24211 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24213 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24214 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24215 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24216 target after ignore has been set, and move there also the commputation
24217 of subtarget and original_target.
24218 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24219 (LANG_HOOKS_INITIALIZER): Remove it.
24220 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24222 2008-03-18 Richard Guenther <rguenther@suse.de>
24224 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24225 found an expression with constants, note that in the VN for the lhs.
24226 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24227 fold them to constants if possible. Run cleanup_cfg if done so.
24228 (execute_pre): Return todo.
24229 (do_pre): Likewise.
24230 (execute_fre): Likewise.
24231 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24233 (get_prop_source_stmt): Look through pointer conversions.
24235 2008-03-18 Jan Hubicka <jh@suse.cz>
24237 * tree-pretty-print.c: Include predict.h.
24238 (dump_generic_node): Dump predictor.
24239 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24240 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24241 * gimple-low.c (lower_stmt): Likewise.
24242 * expr.c (expand_expr_real): Likewise.
24243 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24245 (build_predict_expr, build_predict_expr): New.
24246 * predict.h (predictor_name, build_predict_expr): Update.
24247 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24248 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24249 * predict.def (PRED_CONTINUE): Update hitrate.
24250 * tree.def (PREDICT_EXPR): Define.
24251 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24252 do not handle BIND_EXPR.
24253 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24254 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24255 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24258 2008-03-18 Michael Matz <matz@suse.de>
24260 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24262 2008-03-18 Richard Guenther <rguenther@suse.de>
24264 * tree-gimple.h (is_gimple_invariant_address): Declare.
24265 (is_gimple_constant): Likewise.
24266 * tree-gimple.c (is_gimple_constant): New function.
24267 (is_gimple_invariant_address): Likewise.
24268 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24269 and is_gimple_invariant_address.
24270 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24272 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24273 an addressable base.
24275 2008-03-18 Jakub Jelinek <jakub@redhat.com>
24277 PR middle-end/35611
24278 * gimplify.c (gimplify_expr): Gimplify second operand of
24281 2008-03-17 Richard Guenther <rguenther@suse.de>
24283 PR tree-optimization/19637
24284 * fold-const.c (fold_unary): Remove restrictions of removing
24285 intermediate pointer-conversions (P2)(P1)P0.
24286 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24287 conversion to void pointer.
24288 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24290 2008-03-16 James E. Wilson <wilson@tuliptree.org>
24293 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24294 emulated thread local variables.
24296 2008-03-16 Richard Guenther <rguenther@suse.de>
24298 PR middle-end/35607
24299 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24300 expand TREE_INVARIANT operations that are not gimple invariant.
24302 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
24304 * doc/extend.texi (Alignment): Say that the ABI controls
24305 the __alignof__ for non-strict-alignment targets rather
24306 than being a recommendation.
24308 2008-03-15 Paul Brook <paul@codesourcery.com>
24310 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24312 (arm_output_fn_unwind): Mark functions that can not be unwound.
24314 2008-03-15 Paul Brook <paul@codesourcery.com>
24316 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24317 extension instructions.
24319 2008-03-15 Richard Guenther <rguenther@suse.de>
24321 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24322 and fold constant aggregate refs.
24323 (fold_const_aggregate_ref): Handle string constants
24324 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24325 (evaluate_stmt): Simplify now that ccp_fold folds constant
24328 2008-03-15 Paul Brook <paul@codesourcery.com>
24330 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24331 (extzv): Use gen_extzv_t2.
24332 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24334 2008-03-15 Richard Guenther <rguenther@suse.de>
24336 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24337 (fold_const_aggregate_ref): Likewise.
24338 (get_value): Return NULL if we don't have any values.
24339 (ccp_finalize): Set const_val to NULL after freeing it.
24340 * tree-flow.h (get_symbol_constant_value): Declare.
24341 (fold_const_aggregate_ref): Likewise.
24342 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24344 2008-03-15 Richard Guenther <rguenther@suse.de>
24346 PR middle-end/35593
24347 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24348 to not produce negative array indices if not allowed. Add
24349 parameter to indicate that.
24350 (maybe_fold_offset_to_component_ref): Allow negative array
24351 indices only for the first member of a structure.
24352 (maybe_fold_offset_to_reference): Allow negative array indices.
24353 (maybe_fold_stmt_addition): Likewise.
24355 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24356 Anatoly Sokolov <aesok@post.ru>
24358 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24359 (avr_arch): Add ARCH_AVR6.
24360 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24361 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24362 instead of fixed value 2.
24363 (print_operand_address): Use gs() asm specifier instead of pm().
24364 (avr_assemble_integer): (Ditto.).
24365 (avr_output_addr_vec_elt): (Ditto.).
24366 (print_operand): Handle "!" code.
24367 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24368 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24369 (AVR_HAVE_EIJMP_EICALL): Define.
24370 (AVR_3_BYTE_PC): Redefine.
24371 (AVR_2_BYTE_PC): (Ditto.).
24372 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24373 (LINK_SPEC): Add atmega2560 and atmega2561.
24374 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24376 * config/avr/avr.md (call_insn): Use eicall instead of icall
24377 for 3 byte PC devices.
24378 (call_value_insn): (Ditto.).
24379 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24380 (indirect_jump): Use only for for 2 byte PC devices.
24381 (*tablejump): (Ditto.).
24382 (*indirect_jump_avr6): Add insn.
24383 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24384 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24385 instead of ijmp for 3 byte PC devices.
24386 (__tablejump2__): (Ditto.).
24387 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24388 (MULITLIB_DIRNAMES): (Ditto.).
24389 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24391 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24393 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24394 "sse2_umulsidi3". Use V1DI mode for operand 0.
24395 ("mmx_psadbw"): Use V1DI mode for operand 0.
24396 * config/i386/i386-modes.def (V1SI): New vector mode.
24397 * config/i386/i386.c (struct builtin_description)
24398 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24399 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24400 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24401 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24402 v1di_ftype_v8qi_v8qi type.
24403 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24405 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24406 __builtin_ia32_pmuludq]: Fix the mode of return value.
24408 2008-03-15 Richard Guenther <rguenther@suse.de>
24410 PR middle-end/35595
24411 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24414 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24416 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24417 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24418 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24419 unless TARGET_SERIALIZE_VOLATILE is enabled.
24420 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24421 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24422 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24424 2008-03-14 Richard Guenther <rguenther@suse.de>
24426 PR tree-optimization/34172
24427 * tree-flow.h (refs_may_alias_p): Declare.
24428 (get_single_def_stmt): Likewise.
24429 (get_single_def_stmt_from_phi): Likewise.
24430 (get_single_def_stmt_with_phi): Likewise.
24431 * tree-dfa.c (refs_may_alias_p): New function.
24432 (get_single_def_stmt): Likewise.
24433 (get_single_def_stmt_from_phi): Likewise.
24434 (get_single_def_stmt_with_phi): Likewise.
24435 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24436 (vn_reference_lookup_1): New helper function.
24437 (vn_reference_lookup): Walk the virtual use-def chain to
24438 continue searching for a match if the def does not alias the
24439 reference we are looking for.
24441 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24443 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24444 archive and Perzl. Update The Written Word listing.
24446 2008-03-14 Richard Guenther <rguenther@suse.de>
24448 PR tree-optimization/34043
24449 PR tree-optimization/33989
24450 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24452 (bitmap_find_leader): Use extra argument to verify dominance
24453 relationship inside a basic-block.
24454 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24455 (find_leader_in_sets): Adjust.
24456 (create_component_ref_by_pieces): Take extra argument for
24457 dominance check, handle lookup failures.
24458 (find_or_generate_expression): Likewise.
24459 (create_expression_by_pieces): Likewise.
24460 (insert_into_preds_of_block): Adjust.
24461 (create_value_expr_from): If asked for, verify all operands
24462 are in the blocks AVAIL_OUT set.
24463 (make_values_for_stmt): Check for SSA_NAMEs that are life
24464 over an abnormal edge.
24465 (compute_avail): Remove such check.
24466 (do_SCCVN_insertion): New function.
24467 (eliminate): If we do not find a leader suitable for replacement
24468 insert a replacement expression from SCCVN if available.
24469 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24470 (struct vn_ssa_aux): Add needs_insertion flag.
24471 * tree-ssa-sccvn.c (may_insert): New global flag.
24472 (copy_reference_ops_from_ref): Value-number union member access
24473 based on its size, not type and member if insertion is allowed.
24474 (visit_reference_op_load): For a weak match from union type
24475 punning lookup a view-converted value and insert a SSA_NAME
24476 for that value if that is not found.
24477 (visit_use): Make dumps shorter. Do not disallow value numbering
24478 SSA_NAMEs that are life over an abnormal edge to constants.
24479 (free_scc_vn): Release inserted SSA_NAMEs.
24480 (run_scc_vn): New flag to specify whether insertion is allowed.
24481 Process SSA_NAMEs in forward order.
24482 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24483 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24484 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24485 pointer type to/from integral types that do not change the
24486 precision to regular conversions.
24488 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24490 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24491 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24492 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24493 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24494 input arguments and the mode of return value. Built-in functions
24495 that operate on whole 64-bit MMX register now use V1DI mode.
24497 2008-03-13 Alon Dayan <alond@il.ibm.com>
24498 Olga Golovanevsky <olga@il.ibm.com>
24500 PR tree-optimization/35041
24501 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24502 to locate the right position in a statement.
24504 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24508 * config/i386/xmmintrin.h: Change all static inline functions to
24509 extern inline and add __gnu_inline__ attribute.
24510 * config/i386/bmintrin.h: Ditto.
24511 * config/i386/smmintrin.h: Ditto.
24512 * config/i386/tmmintrin.h: Ditto.
24513 * config/i386/mmintrin-common.h: Ditto.
24514 * config/i386/ammintrin.h: Ditto.
24515 * config/i386/emmintrin.h: Ditto.
24516 * config/i386/pmmintrin.h: Ditto.
24517 * config/i386/mmintrin.h: Ditto.
24518 * config/i386/mm3dnow.h: Ditto.
24520 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24522 PR middle-end/35185
24523 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24524 (lower_omp_2): New function.
24525 (lower_omp_1, lower_omp): Rewritten.
24527 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24530 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24531 with the phrase "Microsoft Windows compilers".
24532 (Push/Pop Macro Pragmas): New subsection. Document
24533 #pragma push_macro and pragma pop_macro.
24535 2008-03-12 Paul Brook <paul@codesourcery.com>
24537 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24539 2008-03-12 Paul Brook <paul@codesourcery.com>
24541 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24542 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24543 (thumb2_addsi_shortim): Rename ...
24544 (thumb2_addsi_short): ... to this. Allow register operands.
24545 (thumb2_subsi_short): New pattern.
24546 (thumb2_one_cmplsi2_short,
24547 thumb2_negsi2_short): New patterns and peepholes.
24549 2008-03-12 Paul Brook <paul@codesourcery.com>
24551 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24553 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24555 * config/i386/i386.md (int_cond): New code iterator.
24557 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24558 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24559 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24560 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24561 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24562 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24563 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24564 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24566 2008-03-12 Paul Brook <paul@codesourcery.com>
24568 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24569 instead of {arm,thumb}_compute_save_reg_mask.
24570 (output_return_instruction): Ditto.
24571 (thumb_unexpanded_epilogue): Ditto.
24572 (thumb1_expand_prologue): Ditto.
24573 (thumb1_output_function_prologue): Ditto.
24574 (arm_set_return_address): Ditto.
24575 (thumb_set_return_address): Ditto.
24576 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24577 regs to achieve stack alignment.
24578 (thumb1_compute_save_reg_mask): Fix compiler warning.
24579 (arm_output_epilogue): Use offsets->saved_regs_mask.
24580 Adjust stack pointer by poping call clobered registers.
24581 (arm_expand_prologue): Use offsets->saved_regs_mask.
24582 Adjust stack pointer by pushing extra registers.
24583 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24585 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24588 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24589 conversion to the operands of a multiplication.
24591 2008-03-12 Richard Guenther <rguenther@suse.de>
24593 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24594 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24595 * timevar.def (TV_TREE_PHIPROP): Add.
24596 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24597 pass description. Use TV_TREE_PHIPROP.
24598 * tree-ssa-forwprop.c: Remove phiprop code.
24600 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24602 PR middle-end/35549
24603 * omp-low.c (maybe_lookup_decl): Constify first argument.
24604 (use_pointer_for_field): Change last argument from bool to
24605 omp_context *. Disallow shared copy-in/out in nested
24606 parallel if decl is shared in outer parallel too.
24607 (build_outer_var_ref, scan_sharing_clauses,
24608 lower_rec_input_clauses, lower_copyprivate_clauses,
24609 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24611 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24612 Ira Rosen <irar@il.ibm.com>
24614 * tree-vectorizer.c (free_stmt_vec_info): New function.
24615 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24616 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24617 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24618 * tree-vect-transform.c (vectorizable_conversion): Free
24619 vec_oprnds0 if it was allocated.
24620 (vect_permute_store_chain): Remove unused VECs.
24621 (vectorizable_store): Free VECs that are allocated in the..
24623 (vect_transform_strided_load, vectorizable_load): Likewise.
24624 (vect_remove_stores): Simplify the code.
24625 (vect_transform_loop): Move code to vect_remove_stores().
24626 Call vect_remove_stores() and free_stmt_vec_info().
24628 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24630 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24631 TARGET_HPUX. Revise comment.
24632 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24633 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24634 Use sr4 variant of `be' instruction when not generating PIC code.
24635 (attr_length_call): Adjust for above change.
24637 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24639 * ipa-reference.c (static_execute): Remove module_statics_const and
24640 associated setting code.
24642 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24645 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24646 predicate for operand 1.
24647 (paritysi2_cmp): Use register_operand predicate for operand 2.
24648 Use earlyclobber modifier for operand 1. Remove support for
24650 (paritydi2_cmp): Use register_operand predicate for operand 3.
24651 Use earlyclobber modifier for operand 1. Remove support for
24654 2008-03-11 Paul Brook <paul@codesourcery.com>
24655 Vladimir Prus <vladimir@codesourcery.com>
24657 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24658 (arm_compute_save_reg0_reg12_mask): Always
24659 check if register 11 must be saved. Always safe hard frame pointer
24660 when frame_pointer_needeed.
24661 (arm_compute_save_reg_mask): Save IP and PC
24662 only with apcs frames.
24663 (arm_output_epilogue): Adjust Thumb2 codepath to
24664 be also invoked and work for ARM non-apcs frames.
24665 (arm_expand_prologue): Don't bother saving IP
24666 for non-apcs frame, since it's not clobbered by
24667 prologue code. Implement non-apcs frame
24670 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24672 PR rtl-optimization/35281
24673 * expr.c (convert_move): Use a new pseudo for the intermediate
24674 from_mode->word_mode result.
24676 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24678 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24679 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24680 * toplev.c (compile_file): Don't call it.
24682 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24684 PR middle-end/35526
24685 * expr.c (store_expr): Call emit_block_move if the mode
24686 of "temp" RTX is BLKmode.
24688 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24689 Richard Guenther <rguenther@suse.de>
24691 PR tree-optimization/31358
24692 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24693 the step with a NULL_TREE.
24694 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24695 to sizetype if type is a pointer type.
24696 (add_candidate_1): Don't convert the base and step to
24697 the generic type if the orginal type is a pointer type.
24698 (add_iv_value_candidates): Use sizetype for the step
24699 if type is a pointer type.
24700 (cand_value_at): Likewise.
24701 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24703 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24704 Don't convert the tem affine to the type.
24705 (add_elt_to_tree): Use sizetype for the step if a pointer.
24706 Use POINTER_PLUS_EXPR for pointers.
24707 (aff_combination_to_tree): Use sizetype for the step if a
24710 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24712 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24713 Remove commutativity hint.
24715 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24719 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24720 errorneous type. Check that v is a VAR_DECL.
24722 PR middle-end/35099
24723 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24725 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24727 PR tree-optimization/35494
24728 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24729 may be overriden at link and run time.
24731 2008-03-10 Richard Guenther <rguenther@suse.de>
24733 PR tree-optimization/34677
24734 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24735 (poolify_tree): Likewise.
24736 (modify_expr_template): Likewise.
24737 (poolify_modify_stmt): Likewise.
24738 (insert_fake_stores): Handle all component-ref style stores
24739 in addition to INDIRECT_REF. Also handle complex types.
24740 Do not poolify the inserted load.
24741 (realify_fake_stores): Do not rebuild the tree but only
24742 make it a SSA_NAME copy.
24743 (init_pre): Remove initialzation of modify_expr_template.
24744 Do not allocate modify_expr_node_pool.
24745 (fini_pre): Do not free modify_expr_node_pool.
24747 2008-03-10 Paul Brook <paul@codesourcery.com>
24749 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24750 to avoid conflicts.
24752 2008-03-10 Paul Brook <paul@codesourcery.com>
24753 Mark Shinwell <shinwell@codesourcery.com>
24755 * config/arm/cortex-r4.md: New.
24756 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24758 * config/arm/arm.md: Include cortex-r4.md.
24759 (insn): Add smmls, sdiv and udiv values.
24760 (generic_sched): Don't use generic scheduling for Cortex-R4.
24761 (arm_issue_rate): New function.
24762 (TARGET_SCHED_ISSUE_RATE): Define.
24764 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24766 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24768 2008-03-10 Richard Guenther <rguenther@suse.de>
24770 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24771 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24773 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24775 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24776 Set default to true.
24778 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24780 * c.opt (Wsynth): Deprecate.
24781 * doc/invoke.texi (Option Summary, Warning Options): Document
24782 -Wno-format-contains-nul.
24784 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24787 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24788 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24790 2008-03-09 Ira Rosen <irar@il.ibm.com>
24792 * config/rs6000/rs6000.c (builtin_description): Rename vector
24793 left shift operations.
24794 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24795 (altivec_vsl<VI_char>): Rename to ...
24796 (ashl<mode>3): ... new name.
24797 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24799 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24801 2008-03-08 Richard Guenther <rguenther@suse.de>
24803 * coverage.h (tree_coverage_counter_addr): Declare.
24804 * coverage.c (tree_coverage_counter_addr): New function.
24805 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24806 before using again.
24807 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
24808 (tree_gen_one_value_profiler): Likewise.
24809 (tree_gen_ic_profiler): Likewise.
24810 (tree_gen_average_profiler): Likewise.
24811 (tree_gen_ior_profiler): Likewise.
24813 2008-03-08 Richard Guenther <rguenther@suse.de>
24815 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
24816 (vn_binary_op_insert): Likewise.
24817 (vn_unary_op_lookup): Likewise.
24818 (vn_unary_op_insert): Likewise.
24819 (vn_nary_op_lookup): Declare.
24820 (vn_nary_op_insert): Likewise.
24821 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
24822 and binary hashes, use a single obstack for unary_op_pool
24823 and binary_op_pool.
24824 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
24825 a single struct vn_nary_op_s. Store tree code length and
24826 a variable number of operands.
24827 (struct vn_reference_op_struct): Remove unused op2.
24828 (vn_reference_op_eq): Do not compare op2.
24829 (vn_reference_op_compute_hash): Do not compute hash of op2.
24830 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
24831 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
24832 with vn_nary_op_compute_hash.
24833 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
24834 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
24836 (vn_unary_op_insert, vn_binary_op_insert): Replace with
24838 (visit_unary_op): Call nary functions.
24839 (visit_binary_op): Likewise.
24840 (process_scc): Adjust for struct vn_tables_s changes.
24841 (allocate_vn_table): Likewise.
24842 (free_vn_table): Likewise.
24843 * tree-vn.c (vn_add): Call nary functions.
24844 (vn_lookup): Likewise.
24846 2008-03-08 Jakub Jelinek <jakub@redhat.com>
24849 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
24850 wdst back after sync_compare_and_swapqhi_internal.
24852 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
24855 * config/i386/i386-modes.def (V1DI): New vector mode.
24856 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
24857 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
24858 (MMXMODE248): Ditto.
24859 (MMXMODE): Add V1DI mode.
24860 (mmxvecsize): Change DI mode to V1DI mode.
24861 ("mov<mode>): Use MMXMODEI8 mode iterator.
24862 ("*mov<mode>_internal_rex64"): Ditto.
24863 ("*mov<mode>_internal"): Ditto.
24864 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
24865 ("mmx_sub<mode>3"): Ditto.
24866 ("mmx_adddi3"): Remove insn pattern.
24867 ("mmx_subdi3"): Ditto.
24868 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24869 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
24870 ("mmx_ashl<mode>3"): Ditto.
24871 ("mmx_lshrdi3"): Remove insn pattern.
24872 ("mmx_ashldi3"): Ditto.
24873 * config/i386/i386.c (classify_argument): Handle V1DImode.
24874 (function_arg_advance_32): Ditto.
24875 (function_arg_32): Ditto.
24876 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
24877 mmx_addv1di3 insn pattern.
24878 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
24879 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
24880 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
24881 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
24882 Remove definitions of built-in functions.
24883 (V1DI_type_node): New node.
24884 (v1di_ftype_v1di_int): Ditto.
24885 (v1di_ftype_v1di_v1di): Ditto.
24886 (v2si_ftype_v2si_si): Ditto.
24887 (v4hi_ftype_v4hi_di): Remove node.
24888 (v2si_ftype_v2si_di): Ditto.
24889 (ix86_init_mmx_sse_builtins): Handle V1DImode.
24890 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
24891 Redefine builtins using def_builtin_const with *_ftype_*_int node.
24892 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
24893 Add new builtins using def_builtin_const.
24894 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
24895 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
24896 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
24897 * config/i386/mmintrin.h (__v1di): New typedef.
24898 (_mm_add_si64): Cast arguments to __v1di type.
24899 (_mm_sub_si64): Ditto.
24900 (_mm_sll_pi16): Cast __count to __v4hi type.
24901 (_mm_sll_pi32): Cast __count to __v2si type.
24902 (_mm_sll_si64): Cast arguments to __v1di type.
24903 (_mm_srl_pi16): Cast __count to __v4hi type.
24904 (_mm_srl_pi32): Cast __count to __v2si type.
24905 (_mm_srl_si64): Cast arguments to __v1di type.
24906 (_mm_sra_pi16): Cast __count to __v4hi type.
24907 (_mm_sra_pi32): Cast __count to __v2si type.
24908 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24909 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24910 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24911 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24912 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24913 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24914 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24915 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24916 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24917 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24918 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24919 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24921 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24923 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24925 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24928 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24929 reg+const addressing for Altivec modes. Don't generate reg+reg
24930 addressing for TFmode or TDmode quantities.
24932 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24934 * c-common.c (vector_types_convertible_p): Call langhook
24935 instead of comptypes.
24937 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24940 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24941 integral and scalar float variables which have a
24944 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24946 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24947 dwarf_register_span hook when emitting unwind information for
24948 register-to-memory saves.
24949 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24950 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24952 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24954 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24955 for the same VAR_DECL.
24957 2008-03-06 Tom Tromey <tromey@redhat.com>
24959 * treelang: Delete.
24960 * doc/standards.texi (Standards): Don't mention treelang.
24961 * doc/invoke.texi (Overall Options): Don't mention treelang.
24962 * doc/install.texi (Prerequisites): Don't mention bison or
24964 (Configuration): Don't mention treelang.
24965 (Building): Likewise.
24966 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24968 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24970 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24971 word-extractions out of a multi-word object.
24973 2008-03-06 Richard Guenther <rguenther@suse.de>
24975 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24976 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24977 result type and precision.
24978 * expr.c (get_inner_reference): Set unsignedp based on the result
24979 type of BIT_FIELD_REF.
24980 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24981 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24982 (try_instantiate_multiple_fields): Likewise. Use the correct type
24984 (sra_build_assignment): Likewise.
24985 (sra_build_elt_assignment): Likewise.
24986 (sra_explode_bitfield_assignment): Likewise.
24987 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24988 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24989 set BIT_FIELD_REF_UNSIGNED.
24990 (vectorizable_load): Likewise.
24992 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24994 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24997 2008-03-06 Richard Guenther <rguenther@suse.de>
24999 * alias.c (struct alias_set_entry): Move has_zero_child field
25000 to pack with alias_set.
25002 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
25004 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25007 2008-03-05 Ian Lance Taylor <iant@google.com>
25009 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
25011 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
25013 * fwprop.c (update_df): Support width and offset parameters of
25015 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
25016 global_conflicts): Change DF_REF_EXTRACT to either
25017 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25018 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25019 * df-scan.c (df_ref_record, df_defs_record,
25020 df_ref_create_structure, df_def_record_1, df_uses_record,
25021 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
25022 df_bb_refs_collect, df_entry_block_defs_collect,
25023 df_exit_block_uses_collect): Support new width and offset fields.
25024 (ref_extract_pool): New storage pool.
25025 (df_free_ref): New function.
25026 (df_reg_chain_unlink, df_free_collection_rec,
25027 df_sort_and_compress_refs): Call df_free_ref.
25028 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
25030 (df_ref_create_structure): Allocate df_ref_extract if offset and
25031 width fields are used.
25032 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
25033 (df_uses_record): Get offset and width from ZERO_EXTRACT
25035 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
25036 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25037 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25038 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
25039 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25040 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25041 (df_ref_extract): New structure.
25042 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
25043 (df_ref_create): Add width and offset parameters.
25045 2008-03-05 Richard Guenther <rguenther@suse.de>
25047 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25048 Use ranges_overlap_p.
25049 (offset_overlaps_with_access): Rename
25050 to ranges_overlap_p and move ...
25051 * tree-flow-inline.h (ranges_overlap_p): ... here.
25053 * tree.h (get_inner_reference, handled_component_p): Update
25056 * tree.h (record_component_aliases, get_alias_set,
25057 alias_sets_conflict_p, alias_sets_must_conflict_p,
25058 objects_must_conflict_p): Move declarations ...
25059 * alias.h (record_component_aliases, get_alias_set,
25060 alias_sets_conflict_p, alias_sets_must_conflict_p,
25061 objects_must_conflict_p): ... here.
25062 Include coretypes.h.
25063 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
25065 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
25067 * cfg.c: Include tree-flow.h.
25068 (remove_edge_raw): Call redirect_edge_var_map_clear.
25069 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
25070 * tree-flow-inline.h (redirect_edge_var_map_def): New.
25071 (redirect_edge_var_map_result): New.
25072 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
25073 PENDING_STMT use with redirect_edge_var_map_*.
25074 * tree-ssa.c (edge_var_maps): New definition.
25075 (redirect_edge_var_map_add): New.
25076 (redirect_edge_var_map_clear): New.
25077 (redirect_edge_var_map_dup): New.
25078 (redirect_edge_var_map_vector): New.
25079 (redirect_edge_var_map_destroy): New.
25080 (ssa_redirect_edge): Replace PENDING_STMT use with
25081 redirect_edge_var_map_*.
25082 (flush_pending_stmts): Same.
25083 (delete_tree_ssa): Destroy edge var map.
25084 * tree-flow.h (struct _edge_var_map): New.
25085 Define edge_var_map vector type.
25086 Declare redirect_edge_var_map_* prototypes.
25087 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
25088 * tree-cfg.c (reinstall_phi_args): Replace
25089 PENDING_STMT use with redirect_edge_var_map_*.
25091 2008-03-05 Richard Guenther <rguenther@suse.de>
25093 PR tree-optimization/35472
25094 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
25095 whose single use_stmt has a overlapping set of loaded and
25096 stored symbols as that use_stmt might be a noop assignment then.
25098 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25100 * gthr-rtems.h: Implement __gthread_mutex_destroy.
25102 2008-03-05 Richard Guenther <rguenther@suse.de>
25105 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
25106 should be constants.
25107 * tree-cfg.c (verify_expr): Verify it.
25108 * fold-const.c (fold_truthop): Remove code generating
25109 BIT_FIELD_REFs of structure bases.
25110 (fold_binary): Likewise.
25111 (fold_ternary): Position and size of BIT_FIELD_REFs are
25112 always host integers.
25113 (make_bit_field_ref): Remove.
25114 (optimize_bit_field_compare): Remove.
25115 (all_ones_mask_p): Remove.
25117 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
25120 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
25121 (split_block_and_df_analyze): New. Split basic block and rebuild
25123 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
25125 (split_pattern_seq): Likewise.
25126 (erase_matching_seqs): Likewise.
25127 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
25129 2008-03-04 Geoff Keating <geoffk@apple.com>
25131 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
25132 declaration and code.
25133 (tree_invalid_nonnegative_warnv_p): Likewise.
25135 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
25137 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
25138 examples. Truncate option-names then causing overfull hbox.
25140 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25143 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
25145 * configure: Rebuilt.
25147 2008-03-04 Rafael Espíndola <espindola@google.com>
25149 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
25150 (tree_unary_nonnegative_warnv_p): New.
25151 (tree_binary_nonnegative_warnv_p): New.
25152 (tree_single_nonnegative_warnv_p): New.
25153 (tree_invalid_nonnegative_warnv_p): New.
25154 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
25156 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25159 * opts.c (handle_option): Postpone 'unknown option' errors only for
25162 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
25165 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
25168 2008-03-04 Rafael Espíndola <espindola@google.com>
25170 * fold-const.c (tree_unary_nonzero_warnv_p): New.
25171 (tree_binary_nonzero_warnv_p): New.
25172 (tree_single_nonzero_warnv_p): New.
25173 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
25175 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
25177 PR middle-end/35456
25178 * fold-const.c (fold_cond_expr_with_comparison): Prevent
25179 transformations for modes that have signed zeros.
25180 * ifcvt.c (noce_try_abs): Ditto.
25182 2008-03-04 Joseph Myers <joseph@codesourcery.com>
25184 * config/i386/i386.c (override_options): Force
25185 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25187 2008-03-04 Jan Hubicka <jh@suse.cz>
25190 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25193 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25195 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25196 label to probe the stack.
25198 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25200 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25201 (__gthr_win32_mutex_destroy): Declare.
25202 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25203 __gthr_win32_mutex_destroy.
25204 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25206 2008-03-03 Jan Hubicka <jh@suse.cz>
25209 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25210 aggressive on inlining cold calls.
25212 2008-03-03 Richard Guenther <rguenther@suse.de>
25214 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25215 struct copies into the expression table.
25216 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25217 (try_to_simplify): Likewise.
25218 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25219 integral and pointer arguments which do not change the
25220 precision to NOP_EXPRs.
25221 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25222 VIEW_CONVERT_EXPR case.
25224 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25226 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25227 defined in a loop at depth 0 is invariant.
25228 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25229 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25230 be called at loop depth 0.
25232 2008-03-02 Jakub Jelinek <jakub@redhat.com>
25235 * gcc.c (process_command): Update copyright notice dates.
25236 * gcov.c (print_version): Likewise.
25237 * gcov-dump.c (print_version): Likewise.
25238 * mips-tfile.c (main): Likewise.
25239 * mips-tdump.c (main): Likewise.
25241 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25244 * c-common.c (flag_permissive): Delete.
25245 (constant_expression_warnings): Check flags first.
25246 (constant_expression_error): New.
25247 * c-common.h (flag_permissive): Delete.
25248 (constant_expression_error): Declare.
25249 * flags.h (flag_permissive): Declare. Update description.
25250 * diagnostic.c (pedwarn): Update.
25252 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
25253 (permissive_error_kind): New.
25254 * toplev.c (flag_permissive): Define. Update description.
25255 * toplev.h (permissive_error_kind): Declare.
25256 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25257 (pedwarn_c90): Use pedantic_warning_kind.
25258 * c-opts.c (c_common_post_options): flag_permissive does not affect
25259 flag_pedantic_errors.
25261 2008-03-02 Joseph Myers <joseph@codesourcery.com>
25263 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25264 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25265 __absvsi2, __absvDI2): Use unsigned arithmetic.
25267 2008-03-02 Andi Kleen <ak@suse.de>
25268 Richard Guenther <rguenther@suse.de>
25270 * struct-equiv.c: Remove file.
25271 * cfg_cleanup.c (condjump_equiv_p): Remove.
25272 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25273 (struct-equiv.o): Remove rule.
25274 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25275 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25276 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25278 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25280 * ifcvt.c (noce_process_if_block): Try to handle only the then
25281 block if the else block exists but isn't suitable.
25283 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25286 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25287 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25288 regression from previous patch.
25290 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25293 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25295 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25296 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25297 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25298 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25299 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25300 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25301 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25302 (__gthread_mutex_destroy_function): Rename to
25303 __gthread_mutex_destroy.
25304 * gthr-dce.h (__gthread_mutex_destroy): Call
25305 pthread_mutex_destroy.
25306 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25307 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25308 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25310 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25312 * df-scan.c (df_ref_chain_change_bb): Simplify.
25313 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25314 set_block_for_insn if there's any change.
25315 * df.h ((df_insn_change_bb): Fix prototype.
25316 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25317 df_insn_change_bb, don't call set_block_for_insn.
25318 * emit-rtl.c (reorder_insns): Likewise.
25319 * haifa-sched.c (move_insn): Likewise.
25321 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25323 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25325 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25327 * tree-flow-inline.h (next_readonly_imm_use): Return
25328 NULL_USE_OPERAND_P after the end.
25330 2008-03-01 Richard Guenther <rguenther@suse.de>
25332 PR tree-optimization/35411
25333 * tree-sra.c (sra_build_assignment): Split conversion to
25334 final type to a separate statement if we are not assigning
25337 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25339 * fold-const.c (fold_convertible_p): Correct the logic to follow
25340 that in fold_convert().
25342 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25345 * tree-inline.c (build_duplicate_type): When we make a
25346 duplicate type, make it unique in the canonical types system.
25348 2008-02-29 Tom Tromey <tromey@redhat.com>
25350 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25351 input_file_stack_history, input_file_stack_restored): Remove.
25352 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25353 * input.h (struct file_stack): Remove.
25354 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25355 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25357 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25359 (diagnostic_last_module_changed): Add 'map' argument.
25360 (diagnostic_set_last_function): Likewise.
25361 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25362 line map, not input_file_stack.
25363 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25365 2008-02-29 Paul Brook <paul@codesourcery.com>
25367 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25369 2008-02-29 Paul Brook <paul@codesourcery.com>
25371 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25373 2008-02-29 Richard Guenther <rguenther@suse.de>
25375 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25377 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25378 value for comparing for a store match.
25379 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25380 (try_to_simplify): Do not do a full-blown reference lookup.
25382 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25384 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25385 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25387 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25389 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25391 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25392 strides against cache sizes.
25394 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25396 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25399 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25401 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25402 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25403 is smaller than the original promoted value.
25404 (simplify_subreg): If OP is a SUBREG, try to preserve its
25405 SUBREG_PROMOTED_VAR_P information.
25407 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25409 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25410 (VN_INFO_GET): Allocate new objects on the obstack.
25411 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25412 for rpo_numbers_temp, for consistency.
25413 (free_scc_vn): Free the obstack.
25415 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25417 * doc/invoke.texi: Document -ftree-loop-distribution.
25418 * tree-loop-distribution.c: New.
25419 * tree-pass.h (pass_loop_distribution): New.
25420 * graphds.h (struct graph): Add htab_t indices.
25421 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25422 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25423 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25424 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25425 * tree-data-ref.c (debug_data_dependence_relations): New.
25426 (dump_data_dependence_relation): Also print data references.
25427 (free_data_ref): Extern.
25428 (same_access_functions): Moved...
25429 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25430 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25431 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25432 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25433 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25434 (stmts_from_loop): Skip LABEL_EXPR.
25435 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25437 (build_rdg): Initialize rdg->indices htab.
25438 (free_rdg, stores_from_loop, ref_base_address,
25439 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25440 have_similar_memory_accesses_1, ref_base_address_1,
25441 remove_similar_memory_refs): New.
25442 * tree-data-ref.h: Depend on tree-chrec.h.
25443 (debug_data_dependence_relations, free_data_ref): Declared.
25444 (same_access_functions): ... here.
25445 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25447 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25448 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25449 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25450 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25451 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25452 rdg_vertex_for_stmt): Declared.
25453 (struct rdg_edge): Add level.
25455 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25456 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25458 (rdg_has_similar_memory_accesses): New.
25459 * tree-vect-analyze.c: Remove unused static decls.
25460 * lambda.h (dependence_level): New.
25461 * common.opt (ftree-loop-distribution): New.
25462 * tree-flow.h (mark_virtual_ops_in_bb,
25463 slpeel_tree_duplicate_loop_to_edge_cfg,
25464 rename_variables_in_loop): Declared.
25465 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25466 (OBJS-common): Add tree-loop-distribution.o.
25467 (tree-loop-distribution.o): New rule.
25468 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25469 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25470 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25472 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25475 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25476 other than structures and unions.
25478 2008-02-28 Richard Guenther <rguenther@suse.de>
25481 2008-02-26 Richard Guenther <rguenther@suse.de>
25483 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25484 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25485 (lookup_decl_from_uid): Declare.
25486 (remove_decl_from_map): Likewise.
25487 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25488 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25489 (decl_for_uid_map): New global hashtable mapping DECL_UID
25491 (init_ttree): Allocate it.
25492 (insert_decl_to_uid_decl_map): New helper function.
25493 (make_node_stat): Insert new decls into the map.
25494 (copy_node_stat): Likewise.
25495 (lookup_decl_from_uid): New function.
25496 (remove_decl_from_map): Likewise.
25497 (print_decl_for_uid_map_statistics): New helper.
25498 (dump_tree_statistics): Call it.
25500 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25501 (referenced_var_iterator): Adjust.
25502 (FOR_EACH_REFERENCED_VAR): Adjust.
25503 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25504 (num_referenced_vars): Adjust.
25505 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25506 (first_referenced_var): Remove.
25507 (end_referenced_vars_p): Likewise.
25508 (next_referenced_var): Likewise.
25509 (referenced_var_iterator_set): New helper function.
25510 * tree-dfa.c (referenced_var_lookup): Adjust.
25511 (referenced_var_check_and_insert): Likewise.
25512 (remove_referenced_var): Likewise.
25513 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25514 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25515 (verify_call_clobbering): Likewise.
25516 (verify_memory_partitions): Likewise.
25517 (init_tree_ssa): Allocate bitmap instead of hashtable for
25519 (delete_tree_ssa): Adjust.
25520 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25521 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25522 (compute_tag_properties): Likewise.
25523 (set_initial_properties): Likewise.
25524 (find_partition_for): Likewise.
25525 (update_reference_counts): Likewise.
25526 (dump_may_aliases_for): Likewise.
25527 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25528 (add_call_clobber_ops): Likewise.
25529 (add_call_read_ops): Likewise.
25530 (get_asm_expr_operands): Likewise.
25531 * tree-into-ssa.c (dump_decl_set): Likewise.
25532 (update_ssa): Likewise.
25533 * tree-sra.c (scan_function): Likewise.
25534 (decide_instantiations): Likewise.
25535 (scalarize_parms): Likewise.
25536 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25537 (dsa_named_for): Likewise.
25538 * tree-ssa-structalias.c (update_alias_info): Likewise.
25539 (merge_smts_into): Likewise.
25541 2008-02-27 David Daney <ddaney@avtrex.com>
25544 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25545 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25546 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25547 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25548 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25550 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25553 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25554 (BUILT_IN_NEXTTOWARD): Remove.
25555 (BUILT_IN_NEXTTOWARDF): Ditto.
25556 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25557 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25559 2008-02-27 Tom Tromey <tromey@redhat.com>
25561 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25562 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25564 2008-02-27 Jan Beulich <jbeulich@novell.com>
25566 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25567 update the respective field on newdecl.
25569 2008-02-27 Revital Eres <eres@il.ibm.com>
25571 PR rtl-optimization/34999
25572 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25573 crossing edges that ends with a call insn.
25574 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25575 call insn and clear the EDGE_CROSSING flag of the crossing edge
25576 when fixing fallthru edges.
25578 2008-02-27 Richard Guenther <rguenther@suse.de>
25580 PR middle-end/35390
25581 * fold-const.c (fold_unary): Return the correct argument,
25582 converted to the result type.
25584 2008-02-27 Richard Guenther <rguenther@suse.de>
25586 PR middle-end/34971
25587 * expr.c (expand_expr_real_1): Assert on rotates that operate
25589 * fold-const.c (fold_binary): Use the types precision, not the
25590 bitsize of the mode if folding rotate expressions. Build rotates
25591 only for full modes.
25593 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25595 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25596 and CPP_PRAGMA_EOL.
25597 * c-pragma.c (pragma_ns_name): New typedef.
25598 (registered_pp_pragmas): New variable.
25599 (c_pp_lookup_pragma): New function.
25600 (c_register_pragma_1): If flag_preprocess_only, do nothing
25601 for non-expanded pragmas, for expanded ones push pragma's
25602 namespace and name into registered_pp_pragmas vector.
25603 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25604 flag_preprocess_only, don't register GCC pch_preprocess
25605 pragma if flag_preprocess_only.
25606 * c-opts.c (c_common_init): Call init_pragma even if
25607 flag_preprocess_only.
25608 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25609 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25610 cpp_register_pragma if flag_preprocess_only.
25612 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25615 * c-parser.c (c_parser_translation_unit): Warn for empty
25616 translation unit, not empty source file.
25618 2008-02-26 Paul Brook <paul@codesourcery.com>
25620 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25621 operand for Thumb-2.
25622 * config/arm/arm.h (reg_class): Add CORE_REGS.
25623 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25624 (BASE_REG_CLASS): Use CORE_REGS.
25625 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25626 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25627 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25628 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25629 ARM_REGNO_OK_FOR_INDEX_P.
25630 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25631 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25632 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25633 (ldm/stm peepholes): Ditto.
25634 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25635 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25636 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25637 * config/arm/constraints.md: Enable "k" constraint on ARM.
25639 2008-02-27 Ben Elliston <bje@au.ibm.com>
25641 * config/rs6000/rs6000.c: Annotate cache line size field in all
25642 instances of struct processor_costs.
25644 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25646 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25647 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25648 jump_bypass): New counters.
25649 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25650 * dce.c (gate_ud_dce): Same.
25651 (gate_fast_dce): Same.
25652 * dse.c (gate_dse1): New function.
25653 (gate_dse2): New function.
25654 (gate_dse): Merge results of new gate functions.
25655 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25656 (gate_handle_jump_bypass): Add dbg_cnt.
25657 (gate_handle_gcse): Add dbg_cnt.
25658 * ifcvt.c (gate_handle_if_conversion): Same.
25659 (gate_handle_if_after_combine): Same.
25660 (gate_handle_if_after_reload): Same.
25661 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25663 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25665 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25667 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25669 2008-02-26 Jason Merrill <jason@redhat.com>
25672 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25673 alone if it's the naming decl for the type's main variant.
25675 2008-02-26 Tom Tromey <tromey@redhat.com>
25677 * system.h (USE_MAPPED_LOCATION): Poison.
25678 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25679 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25680 (make_goto_expr_edges): Likewise.
25681 (remove_bb): Likewise.
25682 (execute_warn_function_return): Likewise.
25683 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25685 * c-common.c (fname_decl): Remove old location code.
25686 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25688 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25690 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25691 (gen_rtx_ASM_INPUT): Likewise.
25692 (gen_rtx_ASM_INPUT_loc): Likewise.
25693 (get_rtx_asm_OPERANDS): Remove.
25694 * cfglayout.c (insn_locators_alloc): Remove old location code.
25695 (set_curr_insn_source_location): Likewise.
25696 (curr_insn_locator): Likewise.
25697 * print-tree.c (print_node): Remove old location code.
25698 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25699 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25700 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25701 location_from_locus.
25702 (construct_exit_block): Remove old location code.
25703 * emit-rtl.c (force_next_line_note): Remove old location code.
25704 * profile.c (branch_prob): Remove old location code.
25705 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25706 LOC_LINE): Remove old-location variants.
25707 * langhooks.c (lhd_print_error_function): Remove old location
25709 * configure, config.in: Rebuilt.
25710 * configure.ac (--enable-mapped-location): Remove.
25711 * c-decl.c (c_init_decl_processing): Remove old location code.
25712 (finish_function): Likewise.
25713 * recog.c (decode_asm_operands): Remove old location code.
25714 * c-pch.c (c_common_read_pch): Remove old location code.
25715 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25717 * gimple-low.c (lower_function_body): Remove old location code.
25718 * toplev.c (unknown_location): Remove.
25719 (push_srcloc): Remove old-location variant.
25720 (process_options): Remove old location code.
25721 (lang_dependent_init): Likewise.
25722 * input.h (UNKNOWN_LOCATION): Move definition.
25723 (location_t): Undeprecate.
25724 (source_locus): Remove.
25725 (location_from_locus): Remove.
25726 (struct location_s): Remove.
25727 Remove all old-location code.
25728 (input_line, input_filename): Remove.
25729 * final.c (final_scan_insn): Remove old location code.
25730 * diagnostic.c (diagnostic_build_prefix): Remove
25731 USE_MAPPED_LOCATION test.
25732 * tree.h (gimple_stmt) <locus>: Now a location_t.
25733 (tree_exp) <locus>: Likewise.
25734 (DECL_IS_BUILTIN): Remove old-location variant.
25735 (annotate_with_file_line, annotate_with_locus): Likewise.
25736 (expr_locus, set_expr_locus): Update.
25737 * tree.c (build1_stat): Remove old location code.
25738 (last_annotated_node): Remove.
25739 (annotate_with_file_line): Remove old-location variant.
25740 (annotate_with_locus): Likewise.
25741 (expr_location): Remove old location code.
25742 (set_expr_location): Likewise.
25743 (expr_has_location): Likewise.
25744 (expr_locus): Likewise.
25745 (set_expr_locus): Likewise.
25746 (expr_filename): Don't use location_from_locus.
25747 (expr_lineno): Likewise.
25748 * rtl-error.c (location_for_asm): Remove old location code.
25749 * c-lex.c (cb_line_change): Remove old location code.
25750 (fe_file_change): Likewise.
25751 (cb_def_pragma): Likewise.
25752 (c_lex_with_flags): Likewise.
25753 * gengtype.c (do_typedef): Don't special-case location types.
25754 (define_location_structures): Remove.
25755 (main): Don't call define_location_structures.
25756 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25759 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25762 * builtins.def (BUILT_IN_STDARG_START): Remove.
25763 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25764 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25765 * tree-inline.c (inline_forbidden_p_1): Likewise.
25767 2008-02-26 Richard Guenther <rguenther@suse.de>
25769 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25770 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25771 (lookup_decl_from_uid): Declare.
25772 (remove_decl_from_map): Likewise.
25773 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25774 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25775 (decl_for_uid_map): New global hashtable mapping DECL_UID
25777 (init_ttree): Allocate it.
25778 (insert_decl_to_uid_decl_map): New helper function.
25779 (make_node_stat): Insert new decls into the map.
25780 (copy_node_stat): Likewise.
25781 (lookup_decl_from_uid): New function.
25782 (remove_decl_from_map): Likewise.
25783 (print_decl_for_uid_map_statistics): New helper.
25784 (dump_tree_statistics): Call it.
25786 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25787 (referenced_var_iterator): Adjust.
25788 (FOR_EACH_REFERENCED_VAR): Adjust.
25789 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25790 (num_referenced_vars): Adjust.
25791 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25792 (first_referenced_var): Remove.
25793 (end_referenced_vars_p): Likewise.
25794 (next_referenced_var): Likewise.
25795 (referenced_var_iterator_set): New helper function.
25796 * tree-dfa.c (referenced_var_lookup): Adjust.
25797 (referenced_var_check_and_insert): Likewise.
25798 (remove_referenced_var): Likewise.
25799 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25800 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25801 (verify_call_clobbering): Likewise.
25802 (verify_memory_partitions): Likewise.
25803 (init_tree_ssa): Allocate bitmap instead of hashtable for
25805 (delete_tree_ssa): Adjust.
25806 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25807 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25808 (compute_tag_properties): Likewise.
25809 (set_initial_properties): Likewise.
25810 (find_partition_for): Likewise.
25811 (update_reference_counts): Likewise.
25812 (dump_may_aliases_for): Likewise.
25813 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25814 (add_call_clobber_ops): Likewise.
25815 (add_call_read_ops): Likewise.
25816 (get_asm_expr_operands): Likewise.
25817 * tree-into-ssa.c (dump_decl_set): Likewise.
25818 (update_ssa): Likewise.
25819 * tree-sra.c (scan_function): Likewise.
25820 (decide_instantiations): Likewise.
25821 (scalarize_parms): Likewise.
25822 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25823 (dsa_named_for): Likewise.
25824 * tree-ssa-structalias.c (update_alias_info): Likewise.
25825 (merge_smts_into): Likewise.
25827 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25830 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
25831 * c-opts.c (c_common_handle_option): Wall enables
25832 Wvolatile-register-var.
25833 * common.opt: Move Wvolatile-register-var to...
25836 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25838 * common.opt (Wlarger-than=): New.
25839 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
25841 * opts.c (common_handle_option): Handle -Wlarger-than=.
25842 * optc-gen.awk: Likewise.
25843 * opth-gen.awk: Likewise.
25844 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
25845 * tree-optimize.c (tree_rest_of_compilation): Likewise.
25847 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25849 * c-common.c (match_case_to_enum_1): Add appropriate
25850 OPT_W* parameter to warning.
25851 (c_do_switch_warnings): Likewise.
25852 * c-typeck.c (warning_init): Add one more parameter following
25853 'warning' function.
25854 (push_init_level): Update call to warning_init.
25855 (pop_init_level): Likewise.
25856 (add_pending_init): Likewise.
25857 (output_init_element: Likewise.
25859 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25862 * toplev.c (toplev_main): If there are warnings or error, print
25863 errors for ignored options.
25864 * opts.c (ignored_options): New static variable.
25865 (postpone_unknown_option_error): New.
25866 (print_ignored_options): New.
25867 (handle_option): Postpone errors for unknown -Wno-* options.
25868 * opts.h (print_ignored_options): Declare.
25870 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
25872 * config/mips/mips.md (loadgp_blockage, blockage): Change type
25875 2008-02-25 Richard Guenther <rguenther@suse.de>
25878 2008-02-25 Richard Guenther <rguenther@suse.de>
25880 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25881 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25882 (lookup_decl_from_uid): Declare.
25883 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25884 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25885 (decl_for_uid_map): New global hashtable mapping DECL_UID
25887 (init_ttree): Allocate it.
25888 (insert_decl_to_uid_decl_map): New helper function.
25889 (make_node_stat): Insert new decls into the map.
25890 (copy_node_stat): Likewise.
25891 (lookup_decl_from_uid): New function.
25892 (print_decl_for_uid_map_statistics): New helper.
25893 (dump_tree_statistics): Call it.
25895 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25896 (referenced_var_iterator): Adjust.
25897 (FOR_EACH_REFERENCED_VAR): Adjust.
25898 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25899 (num_referenced_vars): Adjust.
25900 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25901 (first_referenced_var): Remove.
25902 (end_referenced_vars_p): Likewise.
25903 (next_referenced_var): Likewise.
25904 (referenced_var_iterator_set): New helper function.
25905 * tree-dfa.c (referenced_var_lookup): Adjust.
25906 (referenced_var_check_and_insert): Likewise.
25907 (remove_referenced_var): Likewise.
25908 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25909 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25910 (verify_call_clobbering): Likewise.
25911 (verify_memory_partitions): Likewise.
25912 (init_tree_ssa): Allocate bitmap instead of hashtable for
25914 (delete_tree_ssa): Adjust.
25915 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25916 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25917 (compute_tag_properties): Likewise.
25918 (set_initial_properties): Likewise.
25919 (find_partition_for): Likewise.
25920 (update_reference_counts): Likewise.
25921 (dump_may_aliases_for): Likewise.
25922 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25923 (add_call_clobber_ops): Likewise.
25924 (add_call_read_ops): Likewise.
25925 (get_asm_expr_operands): Likewise.
25926 * tree-into-ssa.c (dump_decl_set): Likewise.
25927 (update_ssa): Likewise.
25928 * tree-sra.c (scan_function): Likewise.
25929 (decide_instantiations): Likewise.
25930 (scalarize_parms): Likewise.
25931 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25932 (dsa_named_for): Likewise.
25933 * tree-ssa-structalias.c (update_alias_info): Likewise.
25934 (merge_smts_into): Likewise.
25936 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25939 * doc/invoke.texi (-fcx-limited-range): Document new option.
25940 * toplev.c (process_options): Handle -fcx-fortran-rules.
25941 * common.opt: Add documentation for -fcx-fortran-rules.
25943 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25946 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25947 actual behaviour and C99.
25949 2008-02-26 Ben Elliston <bje@au.ibm.com>
25951 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25952 (ASM_CPU_POWER6_SPEC): Likewise.
25953 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25954 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25955 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25957 2008-02-25 Richard Guenther <rguenther@suse.de>
25959 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25960 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25961 (lookup_decl_from_uid): Declare.
25962 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25963 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25964 (decl_for_uid_map): New global hashtable mapping DECL_UID
25966 (init_ttree): Allocate it.
25967 (insert_decl_to_uid_decl_map): New helper function.
25968 (make_node_stat): Insert new decls into the map.
25969 (copy_node_stat): Likewise.
25970 (lookup_decl_from_uid): New function.
25971 (print_decl_for_uid_map_statistics): New helper.
25972 (dump_tree_statistics): Call it.
25974 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25975 (referenced_var_iterator): Adjust.
25976 (FOR_EACH_REFERENCED_VAR): Adjust.
25977 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25978 (num_referenced_vars): Adjust.
25979 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25980 (first_referenced_var): Remove.
25981 (end_referenced_vars_p): Likewise.
25982 (next_referenced_var): Likewise.
25983 (referenced_var_iterator_set): New helper function.
25984 * tree-dfa.c (referenced_var_lookup): Adjust.
25985 (referenced_var_check_and_insert): Likewise.
25986 (remove_referenced_var): Likewise.
25987 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25988 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25989 (verify_call_clobbering): Likewise.
25990 (verify_memory_partitions): Likewise.
25991 (init_tree_ssa): Allocate bitmap instead of hashtable for
25993 (delete_tree_ssa): Adjust.
25994 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25995 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25996 (compute_tag_properties): Likewise.
25997 (set_initial_properties): Likewise.
25998 (find_partition_for): Likewise.
25999 (update_reference_counts): Likewise.
26000 (dump_may_aliases_for): Likewise.
26001 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26002 (add_call_clobber_ops): Likewise.
26003 (add_call_read_ops): Likewise.
26004 (get_asm_expr_operands): Likewise.
26005 * tree-into-ssa.c (dump_decl_set): Likewise.
26006 (update_ssa): Likewise.
26007 * tree-sra.c (scan_function): Likewise.
26008 (decide_instantiations): Likewise.
26009 (scalarize_parms): Likewise.
26010 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26011 (dsa_named_for): Likewise.
26012 * tree-ssa-structalias.c (update_alias_info): Likewise.
26013 (merge_smts_into): Likewise.
26015 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
26018 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
26019 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
26020 * alias.h (nonoverlapping_memrefs_p): Likewise.
26022 2008-02-25 Jan Beulich <jbeulich@novell.com>
26024 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
26025 * config/i386/netware-libgcc.exp: Add __bswap?i2,
26026 __emultls_get_address, __emultls_register_common,
26027 __floatundi?f, and _Unwind_GetIPInfo.
26028 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
26029 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
26030 (gen_regparm_prefix): Likewise.
26031 (i386_nlm_encode_section_info): Sync with
26032 config/i386/winnt.c:i386_pe_encode_section_info().
26033 (i386_nlm_maybe_mangle_decl_assembler_name): New.
26034 i386_nlm_mangle_decl_assembler_name): New.
26035 (netware_override_options): New.
26036 * config/i386/netware.h (netware_override_options): Declare.
26037 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
26038 (i386_nlm_mangle_decl_assembler_name): Declare.
26039 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
26041 2008-02-25 Ben Elliston <bje@au.ibm.com>
26044 * c-decl.c (grokdeclarator): Remove unused local variables
26045 `typedef_type' and `type_as_written'.
26047 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
26048 unused local variable `has_hot_blocks'.
26049 (fix_crossing_conditional_branches): Remove unused local variable
26052 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
26054 PR middle-end/19984
26055 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
26056 using DEF_C99_BUILTIN.
26057 (BUILT_IN_NANF): Ditto.
26058 (BUILT_IN_NANL): Ditto.
26060 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
26061 Revital Eres <eres@il.ibm.com>
26063 * modulo-sched.c (calculate_must_precede_follow): Address TODO
26064 regarding the order of two dependent insns in the same row.
26066 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
26068 * stor-layout.c (layout_decl): Do not bump the alignment of a
26069 bit-field to more than byte alignment if it is packed.
26071 2008-02-24 David Edelsohn <edelsohn@gnu.org>
26073 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
26076 2008-02-24 Diego Novillo <dnovillo@google.com>
26078 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
26081 * tree-vrp.c (vrp_evaluate_conditional): With
26082 -Wtype-limits, emit a warning when comparing against a
26083 constant outside the natural range of OP0's type.
26084 * c.opt (Wtype-limits): Move ...
26085 * common.opt (Wtype-limits): ... here.
26087 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
26089 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
26090 * config/rs6000/e300c2c3.md: New file.
26091 * config/rs6000/rs6000.c (processor_costs): Add new costs for
26093 (rs6000_override_options): Add e300c2 and e300c3 cases to
26094 processor_target_table. Do not allow usage of Altivec or Spe
26095 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
26096 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
26097 * config/rs6000/rs6000.h (processor_type): Add
26098 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
26099 (ASM_CPU_SPEC): Add e300c2 and e300c3.
26100 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26101 and ppce300c3. Include e300c2c3.md.
26103 2008-02-23 David Edelsohn <edelsohn@gnu.org>
26105 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
26106 instead of TARGET_STRICT_ALIGN.
26108 2008-02-23 Joseph Myers <joseph@codesourcery.com>
26110 * explow.c (memory_address): Assert that the generated address is
26113 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
26116 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
26117 * config/darwin-ppc-ldouble-patch.def: New file.
26118 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
26119 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
26120 SUBTARGET_INIT_BUILTINS if defined.
26121 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
26124 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26127 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
26128 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
26130 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26133 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
26134 file" warning condtional on -Winvalid-PCH.
26136 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26138 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
26140 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
26144 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
26145 prevent reload from using MMX registers.
26146 (*mov<mode>_internal): Ditto.
26147 (*movv2sf_internal_rex64): Ditto.
26148 (*movv2sf_internal): Ditto.
26150 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26152 PR documentation/31569
26153 * doc/install.texi2html: Use makeinfo --no-number-sections.
26155 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26157 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
26158 ensure that we can address an entire entity > 8 bytes. Don't
26159 generate reg+reg addressing for such data.
26161 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26163 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
26164 strings when optimizing for size, unless the target cares about
26167 2008-02-22 Tom Tromey <tromey@redhat.com>
26169 * regclass.c (current_pass): Remove declaration.
26171 2008-02-22 Anatoly Sokolov <aesok@post.ru>
26173 * config/avr/libgcc.S (__RAMPZ__): Define.
26174 (__do_copy_data): Add for devices with 128KB code memory.
26176 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26178 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26180 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
26182 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
26184 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26187 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26190 * c-typeck.c (build_binary_op): Warn about floating point
26191 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26193 2008-02-21 Janis Johnson <janis187@us.ibm.com>
26196 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26197 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26199 (rs6000_override_options): Set altivec_abi as default, not override,
26200 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26201 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26202 is used; use new member spe_abi.
26203 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26204 spe_abi and altivec_abi.
26206 2008-02-22 Tomas Bily <tbily@suse.cz>
26208 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26210 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26213 * config.build (build_file_translate): Set to `CMD //c' only if
26215 * Makefile.in (build_file_translate): Improve comment.
26217 2008-02-21 Jan Hubicka <jh@suse.cz>
26219 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26220 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26221 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26223 2008-02-21 Michael Matz <matz@suse.de>
26226 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26228 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
26230 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26231 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26232 as insn constraint.
26233 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26234 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26235 SSE_VEC_FLOAT_MODE_P as insn constraint.
26236 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26237 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26238 sse4a_movntdf using MODEF mode iterator.
26239 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26240 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26241 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26242 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26243 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26244 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26245 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26247 2008-02-21 Richard Guenther <rguenther@suse.de>
26249 * tree.def (PAREN_EXPR): New tree code.
26250 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26252 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26253 * expr.c (expand_expr_real_1): Likewise.
26254 * tree-inline.c (estimate_num_insns_1): Likewise.
26255 * tree-complex.c (expand_complex_move): Likewise.
26256 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26259 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26262 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26264 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26267 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26269 * config/sh/sh.c (find_barrier): Don't go past
26270 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26272 2008-02-20 DJ Delorie <dj@redhat.com>
26274 * config/h8300/h8300.md (insv): Force source operand to be a register.
26276 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26277 as a jump, not as a plain insn.
26279 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
26281 * doc/invoke.texi (Warning Options): Add new option
26282 -Wframe-larger-than=.
26283 (-Wframe-larger-than): Document.
26285 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26286 Add declarations for new option variables.
26288 * final.c (final_start_function): Check the frame size
26289 before emission and issue a Wframe-larger-than warning.
26291 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26292 Add definitions for new option variables.
26293 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26295 * common.opt (Wframe-larger-than=): New option.
26297 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26299 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26300 (<sse>_div<mode>3): Ditto.
26301 (<sse>_vmdiv<mode>3): Ditto.
26302 (<sse>_vmsqrt<mode>2): Ditto.
26303 (*smax<mode>3): Ditto.
26304 (sse5_frcz<mode>2): Ditto.
26305 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26306 as insn constraint.
26308 2008-02-20 Richard Guenther <rguenther@suse.de>
26310 PR middle-end/35265
26311 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26312 be happy with INTEGRAL_TYPE_P.
26314 2008-02-20 Richard Guenther <rguenther@suse.de>
26316 * fold-const.c (split_tree): Associate floatig-point expressions
26317 if flag_associative_math is set.
26319 2008-02-20 Richard Guenther <rguenther@suse.de>
26321 * tree.h (fold_real_zero_addition_p): Declare.
26322 * fold-const.c (fold_real_zero_addition_p): Export.
26323 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26324 floating-point operations with zero and one.
26326 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26328 * doc/install.texi: Correct references to CFLAGS, replacing them
26329 with BOOT_CFLAGS. Document flags used during bootstrap for
26332 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26334 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26335 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26336 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26338 (smin<mode>3): Ditto from similar patterns.
26339 (smax<mode>3): Ditto.
26340 (*ieee_smin<mode>3): Ditto.
26341 (*ieee_smax<mode>3): Ditto.
26342 * config/i386/sse.md (sse): New mode attribute.
26343 (mov<mode>): Macroize expander from movv4sf and movv2df using
26344 SSEMODEF2P mode iterator.
26345 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26346 SSE_VEC_FLOAT_MODE_P as insn constraint.
26347 (storent<mode>): Ditto.
26348 (storent<mode>): Macroize expander from storentsf and storentdf using
26349 MODEF mode iterator.
26350 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26351 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26352 (abs<mode>2): Ditto from similar patterns.
26353 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26354 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26355 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26356 (<sse>_vmsqrt<mode>2): Ditto.
26357 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26358 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26359 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26360 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26361 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26362 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26363 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26365 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26366 iterator and SSE_FLOAT_MODE_P as insn constraint.
26367 (<sse>_ucomi): Ditto from similar patterns.
26368 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26369 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26370 SSE_VEC_FLOAT_MODE_P as insn constraint.
26371 (vcond<mode>): Ditto from similar patterns.
26372 (and<mode>3, *and<mode>3): Ditto.
26373 (<sse>_nand<mode>3): Ditto.
26374 (ior<mode>3, *ior<mode>3): Ditto.
26375 (xor<mode>3, *xor<mode>3): Ditto.
26376 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26377 iterator and SSE_FLOAT_MODE_P as insn constraint.
26378 (*nand<mode>3): Ditto from similar patterns.
26379 (*ior<mode>3): Ditto.
26380 (*xor<mode>3): Ditto.
26382 2008-02-20 Ira Rosen <irar@il.ibm.com>
26384 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26385 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26386 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26388 2008-02-19 Jan Hubicka <jh@suse.cz>
26390 * predict.c (tree_bb_level_predictions): Remove variable next
26391 mistakely introduced by previous commit.
26393 2008-02-19 Jan Hubicka <jh@suse.cz>
26395 * predict.c (predict_paths_leading_to): Rewrite.
26396 (predict_paths_for_bb): New.
26397 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26399 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26402 * Makefile.in (build_file_translate): New.
26403 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26404 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26405 * configure.ac (build_file_translate): Substitute it.
26406 * configure: Regenerate.
26408 2008-02-19 Jan Hubicka <jh@suse.cz>
26410 PR rtl-optimization/34408
26411 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26414 2008-02-19 Jan Hubicka <jh@suse.cz>
26416 PR middle-end/28779
26417 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26420 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26423 * config/i386/i386-modes.def: Revert the last DI alignment
26424 change until Ada people can look into it.
26426 2008-02-19 Nick Clifton <nickc@redhat.com>
26428 * opts.c (print_specific_help): Fix typo in --help text.
26430 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26433 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26434 32-bit inline asm without asm alternatives for host GCC < 3.0.
26436 2008-02-19 Richard Guenther <rguenther@suse.de>
26438 PR tree-optimization/34989
26439 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26440 Allow propagation to INDIRECT_REF if we can simplify only.
26442 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26444 * c-common.c (warn_for_collisions_1): Use appropriate option when
26447 2008-02-19 Nick Clifton <nickc@redhat.com>
26450 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26451 (handle_options): Fix indentation.
26452 (print_filtered_help): If no language-specific options were
26453 displayed tell the user how to list all the options supported by
26454 the language's front-end.
26455 (print_specific_help): Fix indentation and remove duplicate line.
26456 (common_handle_option): Handle the -v option.
26457 For --help enable the display of undocumented options if the -v
26458 switch has been included on the command line.
26459 For --help= check for overlaps in the arguments between the option
26460 classes and the language names and issue a warning when they
26461 cannot be disambiguated.
26462 * c.opt (v): Pass on to the common option handler.
26464 2008-02-19 Revital Eres <eres@il.ibm.com>
26466 * modulo-sched.c (sms_schedule): Change dump message when
26467 create_ddg function fails.
26468 (try_scheduling_node_in_cycle): Rename row to cycle.
26469 (print_partial_schedule): Rename CYCLE to ROW.
26471 2008-02-19 Christian Bruel <christian.bruel@st.com>
26472 Zdenek Dvorak <ook@ucw.cz>
26474 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26476 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26479 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26480 (*x86_movdicc_0_m1_se): Ditto.
26482 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26484 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26485 (CMPtype): Define as __gcc_CMPtype.
26486 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26487 (CMPtype): Define as __gcc_CMPtype.
26489 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26491 Support valgrind 3.3 for --enable-checking=valgrind.
26492 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26494 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26495 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26496 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26497 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26498 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26499 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26500 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26502 * ggc-zone.c: Similar.
26503 * ggc-page.c: Similar.
26505 2008-02-19 Paul Brook <paul@codesourcery.com>
26508 * config/arm/ieee754-df.S: Fix do_it typo.
26509 * config/arm/ieee754-sf.S: Fix do_it typo.
26511 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26514 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26515 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26516 (OPTION_MASK_ISA_SSE_SET): Likewise.
26517 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26518 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26519 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26520 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26521 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26522 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26523 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26524 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26525 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26526 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26527 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26528 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26529 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26530 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26531 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26532 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26533 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26534 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26535 (OPTION_MASK_ISA_SSE4): Removed.
26536 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26537 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26538 (override_options): Don't turn on implied SSE/MMX bits in
26541 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26543 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26546 2008-02-18 Joey Ye <joey.ye@intel.com>
26548 PR middle-end/34921
26549 * tree-nested.c (insert_field_into_struct): Set type alignment
26550 to field alignment if the former is less than the latter.
26552 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26554 * BASE-VER: Set to 4.4.0.
26556 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26558 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26559 * doc/cfg.texi: Likewise.
26560 * doc/extend.texi: Likewise.
26561 * doc/gty.texi: Likewise.
26562 * doc/invoke.texi: Likewise.
26563 * doc/loop.texi: Likewise.
26564 * doc/md.texi: Likewise.
26565 * doc/passes.texi: Likewise.
26566 * doc/rtl.texi: Likewise.
26567 * doc/sourcebuild.texi: Likewise.
26568 * doc/tm.texi: Likewise.
26569 * doc/tree-ssa.texi: Likewise.
26571 2008-02-17 Richard Guenther <rguenther@suse.de>
26573 PR middle-end/35227
26574 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26575 without default definition.
26577 2008-02-17 Richard Guenther <rguenther@suse.de>
26579 PR tree-optimization/35231
26580 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26583 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26586 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26587 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26588 libgcc_cmp_return mode.
26590 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26593 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26595 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26597 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26600 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26602 * doc/c-tree.texi: Use `@.' where appropriate.
26603 * doc/extend.texi: Likewise.
26604 * doc/install.texi: Likewise.
26605 * doc/invoke.texi: Likewise.
26606 * doc/loop.texi: Likewise.
26607 * doc/makefile.texi: Likewise.
26608 * doc/md.texi: Likewise.
26609 * doc/passes.texi: Likewise.
26610 * doc/standards.texi: Likewise.
26611 * doc/tm.texi: Likewise.
26613 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26615 PR middle-end/35196
26616 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26618 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26619 rather than in entry_bb.
26621 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26623 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26624 libgcc_cmp_return mode.
26626 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26628 PR middle-end/35130
26629 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26630 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26632 2008-02-15 Richard Guenther <rguenther@suse.de>
26633 Zdenek Dvorak <ook@ucw.cz>
26635 PR tree-optimization/35164
26636 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26637 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26638 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26639 Only propagate addresses which do not have abnormal SSA_NAMEs
26642 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26645 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26647 2008-02-15 Jan Hubicka <jh@suse.cz>
26649 PR middle-end/35149
26650 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26652 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26654 PR middle-end/34621
26655 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26656 when calculating alignment_pad.
26658 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26660 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26661 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26662 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26663 and STACK_BOUNDARY define.
26665 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26667 PR preprocessor/35061
26668 * c-pragma.c (handle_pragma_pop_macro): Check that
26669 pushed_macro_table has been allocated.
26671 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26673 PR middle-end/35136
26674 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26675 (force_gimple_operand): Likewise.
26676 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26677 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26678 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26679 (find_interesting_uses_address): Check addressability and alignment
26680 of the base expression only after substituting bases of IVs into it.
26682 2008-02-14 Michael Matz <matz@suse.de>
26685 * function.c (instantiate_virtual_regs_in_insn): Reload address
26686 before falling back to reloading the whole operand.
26688 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26690 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26691 before the first section switch note.
26693 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26695 * doc/bugreport.texi: Update copyright years.
26696 * doc/c-tree.texi: Likewise.
26697 * doc/cfg.texi: Likewise.
26698 * doc/cpp.texi: Likewise.
26699 * doc/cppinternals.texi: Likewise.
26700 * doc/fragments.texi: Likewise.
26701 * doc/frontends.texi: Likewise.
26702 * doc/gcc.texi: Likewise.
26703 * doc/gty.texi: Likewise.
26704 * doc/hostconfig.texi: Likewise.
26705 * doc/implement-c.texi: Likewise.
26706 * doc/libgcc.texi: Likewise.
26707 * doc/loop.texi: Likewise.
26708 * doc/makefile.texi: Likewise.
26709 * doc/options.texi: Likewise.
26710 * doc/passes.texi: Likewise.
26711 * doc/rtl.texi: Likewise.
26712 * doc/sourcebuild.texi: Likewise.
26713 * doc/standards.texi: Likewise.
26714 * doc/tree-ssa.texi: Likewise.
26715 * doc/trouble.texi: Likewise.
26717 * doc/extend.texi: Use @: or add comma where appropriate.
26718 * doc/invoke.texi: Likewise.
26719 * doc/tm.texi: Likewise.
26721 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26724 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26727 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26729 * doc/md.texi (clz, ctz): Add reference.
26730 * doc/rtl.texi (clz, ctz): Likewise.
26732 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26735 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26738 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26740 * config/s390/s390.c (struct constant_pool): New field
26741 emit_pool_after added.
26742 (s390_mainpool_start): Set the emit_pool_after flag according
26743 to the section switch notes.
26744 (s390_mainpool_finish): Consider emit_pool_after when emitting
26745 the literal pool at the end of the function.
26746 (s390_chunkify_start): Force literal pool splits at section
26749 2008-02-13 Michael Matz <matz@suse.de>
26752 * var-tracking.c (clobber_variable_part): Correctly traverse the
26755 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26758 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26759 Add -fdump-ipa-inline.
26760 * tree-dump.c (dump_files): Remove tree-inlined dump.
26761 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26763 2008-02-12 Richard Guenther <rguenther@suse.de>
26765 PR tree-optimization/35171
26766 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26769 2008-02-12 Richard Guenther <rguenther@suse.de>
26771 PR middle-end/35163
26772 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26773 value-preserving mode. Disallow final truncation.
26775 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26777 PR middle-end/35136
26778 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26779 code from here to...
26780 (force_gimple_operand): ...here.
26782 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26785 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26786 non-compatible pointers.
26787 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26788 different FIELD_DECLs, try harder by comparing field offsets, sizes
26791 PR inline-asm/35160
26792 * function.c (match_asm_constraints_1): Don't replace the same input
26795 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26797 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26798 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26799 (expand_epilogue): Restore RAMPZ register.
26800 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26802 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26804 * config/i386/cygwin.asm: (__alloca): Correct calling
26805 convention and alignment.
26806 (__chkstk): Force 8 byte stack alignment.
26808 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
26809 Richard Guenther <rguenther@suse.de>
26811 PR tree-optimization/33992
26812 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
26813 the zero we compare against.
26815 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
26817 PR libfortran/35063
26818 * gthr-win32.h (__gthread_mutex_destroy_function): New function
26819 to CloseHandle after unlocking to prevent accumulation of handle
26822 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26824 PR middle_end/34150
26825 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
26826 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
26827 and update LABEL_NUSES during and after reload.
26829 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
26831 PR middle-end/34627
26832 * combine.c (simplify_if_then_else): Make sure the comparison is
26833 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
26835 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
26838 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
26839 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
26840 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
26841 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
26842 * tree.h (get_type_static_bounds): Likewise.
26844 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26846 * doc/invoke.texi (Option Summary, C++ Dialect Options)
26847 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26848 Make -Wfoo language annotations match what the compiler outputs.
26850 2008-02-08 Sa Liu <saliu@de.ibm.com>
26852 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
26853 intrinsics spu_convts, spu_convtu, spu_convtf.
26855 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
26857 * doc/extend.texi (Function Attributes) <noinline>: Mention
26858 asm ("") as method to keep calls.
26860 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26863 * doc/options.texi (Options): Replace references to opts.sh with
26865 * opts-common.c: Likewise.
26866 * optc-gen.awk: Likewise.
26868 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
26870 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
26872 2008-02-07 Richard Henderson <rth@redhat.com>
26875 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
26876 EXPR_LIST for the REG_EQUAL instead of a comparison with a
26879 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
26881 PR tree-optimization/35085
26882 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
26883 for operand entry oe2 in addition to operand entry oe3 in order to
26884 expose more opportunities for vectorizer sum reduction.
26886 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26889 * Makefile.in (LIBS): Remove $(GMPLIBS).
26890 (cc1-dummy, cc1): Add $(GMPLIBS).
26892 2008-02-06 Jan Hubicka <jh@suse.cz>
26895 * i386.md (moddf_integer): Do not produce partial memory stalls for
26896 targets where it hurts.
26898 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
26901 * optabs.c (expand_float): Do not check for decimal modes when
26902 expanding unsigned integer through signed conversion.
26904 2008-02-06 Nick Clifton <nickc@redhat.com>
26906 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26907 inside the clobber with a match_operand and duplicated operand
26908 number in the constraint.
26909 (ineqbranchsi): Delete redundant comment.
26911 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26913 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26914 builtin_define ("__USE_INIT_FINI__").
26915 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26917 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26919 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26921 PR documentation/30330
26922 * doc/invoke.texi (C++ Dialect Options)
26923 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26924 For each warning option -Wfoo that allows -Wno-foo, ensure both
26925 -Wfoo and -Wno-foo are listed in the option index. Fix index
26926 entry of -Wswitch-default, index -Wnormalized= including the
26927 `=', and -Wlarger-than-@var{len} including @var{len}.
26929 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26931 * config/i386/i386.md (floatunssisf2): Use
26932 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26933 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26934 Macroize expander using MODEF mode iterator.
26936 2008-02-05 Diego Novillo <dnovillo@google.com>
26938 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26941 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26943 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26946 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26948 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26951 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26952 to indicate if a message should be generated.
26953 (init_cumulative_args): Updated.
26954 (function_value_32): Likewise.
26956 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26958 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26960 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26963 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26964 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26966 2008-02-04 Diego Novillo <dnovillo@google.com>
26968 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26971 * tree-vrp.c (vrp_evaluate_conditional): With
26972 -Wtype-limits, emit a warning when comparing against a
26973 constant outside the natural range of OP0's type.
26975 2008-02-04 Richard Guenther <rguenther@suse.de>
26977 PR middle-end/33631
26978 * expr.c (count_type_elements): Give for unions instead of
26981 2008-02-04 Richard Guenther <rguenther@suse.de>
26983 PR middle-end/35043
26984 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26985 to TYPE_DOMAINs base type instead of using bitsizetype here.
26987 2008-02-03 Jason Merrill <jason@redhat.com>
26989 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26991 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26994 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26995 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26996 (RS/6000 and PowerPC Options): Fix typos and markup.
26997 * doc/passes.texi (Tree-SSA passes): Likewise.
26999 2008-02-02 Michael Matz <matz@suse.de>
27002 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
27003 from record_last_reg_set_info.
27004 (record_last_reg_set_info): Take an RTX argument, iterate over all
27005 constituent hardregs.
27006 (record_last_set_info, record_opr_changes): Change calls to
27007 new signature or to record_last_reg_set_info_regno.
27009 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
27011 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
27013 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
27015 PR rtl-optimization/34773
27016 * reg-notes.def (EQUAL): Mention significance of combination of
27017 REG_EQUAL and REG_RETVAL.
27018 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
27019 insn that has a REG_RETVAL.
27021 2008-02-01 Roger Sayle <roger@eyesopen.com>
27024 * configure.ac (--enable-fixed-point): Disable unless explicitly
27026 * configure: Regenerate.
27028 2008-02-01 Richard Guenther <rguenther@suse.de>
27031 * invoke.texi (-finline-limit): Remove no longer true parts
27032 of the documentation. Note that there is no default value.
27034 2008-02-01 Andrew Pinski <pinskia@gmail.com>
27035 Mark Mitchell <mark@codesourcery.com>
27036 Ben Elliston <bje@au.ibm.com>
27039 * doc/extend.texi (Other Builtins): Document.
27041 2008-01-31 Tom Browder <tom.browder@gmail.com>
27043 * doc/c-tree.texi (Types): Fix grammar.
27044 (Expression trees): Ditto.
27045 * doc/passes.texi (Tree-SSA passes): Ditto.
27047 * doc/configterms.texi (Configure Terms): Fix typo.
27048 * doc/cpp.texi (Common Predefined Macros): Ditto.
27049 * doc/md.texi (Machine Constraints): Ditto.
27051 * doc/makefile.texi (Makefile): Add comma.
27053 2008-01-31 Tom Browder <tom.browder@gmail.com>
27054 Gerald Pfeifer <gerald@pfeifer.com>
27056 * doc/sourcebuild.texi (Front End): Remove references to CVS
27057 and CVSROOT/modules.
27058 (Texinfo Manuals): Replace reference to CVS by one to SVN.
27059 (Back End): Remove reference to CVS.
27061 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27064 * config/mips/mips.c (gen_load_const_gp): New function, taking a
27066 (mips16_gp_pseudo_reg): ...here.
27067 * config/mips/mips.md (load_const_gp): Replace with...
27068 (load_const_gp_<mode>): ...this :P-based insn.
27070 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27072 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
27073 options. Minor fixes.
27074 (-std): Move reference to standards closer to where language
27075 standards are first mentioned.
27077 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27079 PR rtl-optimization/34995
27080 * reload.c (alternative_allows_const_pool_ref): Take an rtx
27081 parameter and return a bool. If the rtx parameter is nonnull,
27082 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
27083 (find_reloads): Update call accordingly. Pass the new operand
27084 if it needed no address reloads, otherwise pass null.
27086 2008-01-30 Richard Henderson <rth@redhat.com>
27089 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
27090 for unbounded arrays.
27092 2008-01-30 Silvius Rus <rus@google.com>
27094 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
27096 2008-01-30 Jan Hubicka <jh@suse.cz>
27099 * i386.c (init_cumulative_args): Use real function declaration when
27102 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
27104 PR rtl-optimization/34998
27105 * global.c (build_insn_chain): Treat non-subreg_lowpart
27106 SUBREGs of pseudos as clobbering all the words covered by the
27107 SUBREG, not just all the bytes.
27108 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
27109 original df_ref rather than an extract parameter.
27110 (global_conflicts): Update call accordingly.
27112 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
27114 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
27115 the overflow check to make it easier to read.
27116 (__fixtfdi): Change the type of the ll member in union
27117 long_double to UDItype_x.
27119 2008-01-30 Jakub Jelinek <jakub@redhat.com>
27121 PR middle-end/34969
27122 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
27123 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
27124 * tree-inline.c (fold_marked_statements): Call
27125 cgraph_update_edges_for_call_stmt if folding a call statement.
27126 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
27127 debug_generic_stmt calls, reset it back afterwards.
27130 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
27132 * c-typeck.c (build_external_ref): Don't pedwarn about
27133 static vars in current function's scope.
27135 2008-01-29 Joseph Myers <joseph@codesourcery.com>
27137 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
27139 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
27142 * ipa-struct-reorg.c: Fix spelling.
27143 * params.def: Ditto.
27145 2008-01-29 Richard Guenther <rguenther@suse.de>
27147 PR middle-end/35006
27148 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
27150 * tree-inline.c (remap_type): Increment remapping_type_depth
27151 around remapping types.
27152 (copy_body_r): Only add referenced variables if they are referenced
27153 from code, not types.
27155 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
27166 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
27167 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
27169 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
27172 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
27173 pointer for tiny stack.
27175 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27177 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
27179 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27181 * config/vx-common.h: Fix typo in comment.
27183 2008-01-28 Ian Lance Taylor <iant@google.com>
27187 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27188 coalesce pointers if they have different DECL_NO_TBAA_P values.
27189 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27190 between variables with different DECL_NO_TBAA_P values.
27192 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27195 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27196 are not legitimate small data references on SPE targets.
27198 2008-01-28 David Daney <ddaney@avtrex.com>
27200 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27202 2008-01-28 David Daney <ddaney@avtrex.com>
27204 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27206 2008-01-27 Joseph Myers <joseph@codesourcery.com>
27208 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27209 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27210 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27211 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27212 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27213 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27214 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27215 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27217 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27219 * basic-block.h (condjump_equiv_p): Fix comment.
27221 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27223 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27224 print_generic_stmt_indented): Fix comment.
27226 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27228 * configure.ac (__stack_chk_fail): Add detecion for availability
27229 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27230 * configure: Regenerate.
27232 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27234 PR middle-end/34688
27235 * final.c (output_addr_const): Handle TRUNCATE.
27237 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
27240 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27241 (zero_cost, infinite_cost): New constants.
27242 (struct cost_pair): Change type of cost to comp_cost.
27243 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27244 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27246 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27247 split_address_cost, ptr_difference_cost, difference_cost,
27248 get_computation_cost_at, get_computation_cost,
27249 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27250 determine_use_iv_cost_condition, determine_use_iv_costs,
27251 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27252 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27253 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27254 Change type of cost to comp_cost.
27255 (determine_iv_cost): Increase cost of non-original ivs, instead
27256 of decreasing the cost of original ones.
27257 (get_address_cost): Indicate the complexity of the addressing mode
27259 (try_add_cand_for): Prefer using ivs not specific to some object.
27260 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27262 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27263 Janis Johnson <janis187@us.ibm.com>
27266 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27267 (TARGET_INSTANTIATE_DECLS): Likewise.
27268 * target.h (expand_to_rtl_hook): New target hook.
27269 (instantiate_decls): Likewise.
27270 * function.c (instantiate_decl): Make non-static. Rename to...
27271 (instantiate_decl_rtl): ... this.
27272 (instantiate_expr): Use instantiate_decl_rtl.
27273 (instantiate_decls_1): Likewise.
27274 (instantiate_decls): Likewise.
27275 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27276 * function.h (instantiate_decl_rtl): Add prototype.
27277 * cfgexpand.c (target.h): New include.
27278 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27279 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27280 (TARGET_INSTANTIATE_DECLS): Likewise.
27281 (TARGET_INITIALIZER): New target hooks added.
27282 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27284 * config/rs6000/rs6000.c (tree-flow.h): New include.
27285 (machine_function): Add sdmode_stack_slot field.
27286 (rs6000_alloc_sdmode_stack_slot): New function.
27287 (rs6000_instantiate_decls): Likewise.
27288 (rs6000_secondary_memory_needed_rtx): Likewise.
27289 (rs6000_check_sdmode): Likewise.
27290 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27291 (TARGET_INSTANTIATE_DECLS): Likewise.
27292 (rs6000_hard_regno_mode_ok): Allow SDmode.
27293 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27294 (rs6000_emit_move): Handle SDmode.
27295 (function_arg_advance): Likewise.
27296 (function_arg): Likewise.
27297 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27298 SDmode var args for 32-bit compiles.
27299 (rs6000_secondary_reload_class): Handle SDmode.
27300 (rs6000_output_function_epilogue): Likewise.
27301 (rs6000_function_value): Simplify if statement.
27302 (rs6000_libcall_value): Likewise.
27303 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27304 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27305 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27306 (movsd_hardfloat): New define_insn.
27307 (movsd_softfloat): Likewise.
27308 (movsd_store): Likewise.
27309 (movsd_load): Likewise.
27310 (extendsddd2): Likewise.
27311 (extendsdtd2): Likewise.
27312 (truncddsd2): Likewise.
27313 (movdd_hardfloat64): Fixup comment.
27314 (UNSPEC_MOVSD_LOAD): New constant.
27315 (UNSPEC_MOVSD_STORE): Likewise.
27317 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27320 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27322 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27323 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27324 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27325 and TRUTH_XOR_EXPR.
27327 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27330 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27331 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27332 __LONGDOUBLE128 too.
27333 * config/rs6000/aix61.h: New file.
27335 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27337 PR rtl-optimization/34959
27338 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27339 popcount and parity rtxes the same mode as their operand.
27340 Truncate or extend the result to the return value's mode
27343 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27346 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27347 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27348 to GOT_VERSION_REGNUM.
27349 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27350 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27351 * config/mips/mips.c (mips_emit_call_insn): New function.
27352 (mips_call_tls_get_addr): Call mips_expand_call directly.
27353 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27355 (mips16_build_call_stub): Likewise. Return the call insn or null.
27356 (mips_expand_call): Update the call to mips16_build_call_stub
27357 accordingly and a remove redundant condition. Assert that MIPS16
27358 stubs do not use lazy binding. Use mips_emit_call_insn and return
27360 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27362 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27363 (mips_avoid_hazard): Remove hazard_set handling.
27364 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27365 (UNSPEC_RESTORE_GP): ...this.
27366 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27367 (FAKE_CALL_REGNO): Rename to...
27368 (GOT_VERSION_REGNUM): ...this.
27369 (type): Add "ghost" value. Add an associated insn reservation.
27370 (hazard_set): Remove.
27371 (exception_receiver): Rename to...
27372 (restore_gp): ...this and update the unspec identifier accordingly.
27373 (exception_receiver, nonlocal_got_receiver): New expanders.
27374 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27375 FAKE_CALL_REGNO. Remove hazard_set attribute.
27376 (set_got_version, update_got_version): New patterns.
27378 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27381 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27383 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27386 * doc/install.texi2html: Generate gcc-vers.texi.
27388 2008-01-25 DJ Delorie <dj@redhat.com>
27390 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27392 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27394 * config/c4x: Remove directory.
27395 * config.gcc (crx-*, mt-*): Mark obsolete.
27396 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27397 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27398 sh-*-rtemscoff*): Remove cases.
27399 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27400 * real.c (encode_c4x_single, decode_c4x_single,
27401 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27402 c4x_extended_format): Remove.
27403 * real.h (c4x_single_format, c4x_extended_format): Remove.
27404 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27406 (Pragmas): Remove comment about c4x pragmas.
27407 * doc/install.texi (c4x): Remove target-specific instructions.
27408 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27409 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27410 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27411 refer to C4x source files as examples.
27412 (C4X_FLOAT_FORMAT): Remove documentation.
27414 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27416 * config/bfin/bfin.c (override_options): Reorder tests so that
27417 flag_pic gets enabled for -msep-data.
27419 2008-01-25 Richard Guenther <rguenther@suse.de>
27421 PR middle-end/32244
27422 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27423 to its bitfield precision if required.
27425 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27427 PR middle-end/33880
27428 * tree-nested.c (walk_omp_for): New function.
27429 (convert_nonlocal_reference, convert_local_reference): Call
27430 walk_omp_for on OMP_FOR.
27431 (convert_call_expr): Call walk_body on OMP_FOR's
27432 OMP_FOR_PRE_INIT_BODY.
27434 2008-01-25 Richard Guenther <rguenther@suse.de>
27436 PR tree-optimization/34966
27437 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27438 default defs and PHI_NODEs we have to insert after the
27439 defining statement.
27441 2008-01-24 Nick Clifton <nickc@redhat.com>
27443 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27444 Provide a default definition.
27445 (LIBGCC2_UNITS_PER_WORD): Likewise.
27447 * config/stormy16/stormy16.c: Include df.h for the prototype
27448 for df_regs_ever_live_p.
27449 (xstormy16_expand_builtin_va_start): Convert the stack offset
27450 into a component_ref and then use POINTER_PLUS_EXPR to add it
27451 to the incoming_virtual_args_rtx.
27452 (xstormy16_gimplify_va_arg_expr): Rename to
27453 xstormy16_gimplify_va_arg_expr.
27454 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27455 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27456 xstormy16_gimplify_va_arg_expr.
27457 Fix up some formatting issues.
27459 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
27460 Move to predicates.md.
27461 (xs_hi_general_operand): Likewise.
27462 (xs_hi_nonmemory_operand): Likewise.
27463 * config/stormy16/predicates.md:
27464 (xstormy16_carry_plus_operand): New predicate.
27465 (xs_hi_general_operand): New predicate.
27466 (xs_hi_nonmemory_operand): New predicate.
27467 * config/stormy16/stormy16-protos.h:
27468 (xstormy16_carry_plus_operand): Delete prototype.
27469 (xs_hi_general_operand): Likewise.
27470 (xs_hi_nonmemory_operand): Likewise.
27472 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27473 modifiers as they are no longer needed and they can trigger
27474 reload spill failures.
27476 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27477 with a match_operand in order to help reload.
27479 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27480 constraint with 'e' for the 8th alternative as this version of
27481 the mov.w instruction only accepts the lower 8 registers.
27483 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27486 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27487 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27490 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27492 PR middle-end/33333
27493 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27495 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27497 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27499 (remove_structure): Update allocations list before removing structure.
27501 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27503 * ipa-struct-reorg.c (is_safe_cond_expr,
27504 create_new_stmts_for_cond_expr): Use integer_zerop function,
27505 that recognize not only zero-pointer, but zero-integer too.
27507 2008-01-25 Ben Elliston <bje@au.ibm.com>
27510 * fixproto: Escape "." in sed expression that strips leading "./".
27512 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27515 * gcc.c (SWITCH_OK): Removed.
27516 (SWITCH_LIVE): Changed to bit.
27517 (SWITCH_FALSE): Likewise.
27518 (SWITCH_IGNORE): Likewise.
27519 (switchstr): Change live_cond to unsigned int.
27520 (process_command): Replace SWITCH_OK with 0.
27521 (do_self_spec): Likewise.
27522 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27523 (give_switch): Likewise.
27524 (used_arg): Likewise.
27525 (do_spec_1): Set the SWITCH_IGNORE bit.
27526 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27527 bits. Set the SWITCH_LIVE bit.
27529 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27531 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27533 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27535 PR tree-optimization/34472
27536 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27537 parameter to a "bool *" and set *DATA to false if there is
27538 an unsafe access. Do not delete the structure here.
27539 (check_cond_exprs): Delete it here instead.
27540 (check_cond_exprs, exclude_cold_structs): Do not increase
27541 I when removing a structure.
27543 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27546 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27547 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27549 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27551 PR middle-end/34934
27552 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27553 a fixed vector for stack.
27555 2008-01-24 Ben Elliston <bje@au.ibm.com>
27558 * doc/gcc.texi (Software development): Add a direntry for g++.
27560 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27562 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27563 stale and straggling -fforce-addr comments above.
27565 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27567 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27568 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27570 2008-01-23 Michael Matz <matz@suse.de>
27573 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27576 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27578 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27579 malloc result type.
27581 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27583 * config/avr/avr.c (avr_current_arch): New variable.
27584 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27585 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27586 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27587 (avr_override_options): Init 'avr_current_arch'.
27588 (base_arch_s): Move from here...
27589 * config/avr/avr.h (base_arch_s): ... here. Add new members
27590 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27591 'mega' to 'have_jmp_call'.
27592 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27593 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27595 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27597 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27598 MULTILIB_MATCHES): Ditto.
27600 2008-01-23 Richard Guenther <rguenther@suse.de>
27602 PR middle-end/31529
27603 * cgraphunit.c (cgraph_reset_node): Always mark the node
27604 not reachable if it is not queued already.
27606 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27608 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27609 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27610 (cputype_selected): New static variable.
27611 (bfin_handle_option): Set it if -mcpu is used.
27612 (override_option): Select default set of workarounds if no cpu type
27613 selected on the command line.
27614 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27616 From Michael Frysinger <michael.frysinger@analog.com>
27617 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27618 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27620 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27621 for bf547, bf523, bf524, and bf526.
27622 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27624 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27625 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27626 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27627 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27628 * doc/invoke.texi (Blackfin Options): Document that
27629 -mcpu now accept bf547, bf523, bf524, and bf526.
27631 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27633 PR rtl-optimization/34628
27634 * combine.c (try_combine): Stop and undo after the first combination
27635 if an autoincrement side-effect on the first insn has effectively
27638 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27641 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27642 Offset addresses are not valid for Altivec or paired float modes.
27644 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27647 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27648 if DECL_INITIAL (decl) is error_mark_node.
27651 * c-common.c (handle_vector_size_attribute): Only allow
27652 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27653 the same way as pointer, array etc. types.
27654 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27657 * tree.c (build_type_attribute_qual_variant): Call
27658 build_qualified_type if attributes are equal, but quals are not.
27660 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27663 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27664 * flags.h (warn_strict_aliasing): Remove.
27665 (warn_strict_overflow): Remove.
27666 * opts.c (warn_strict_aliasing): Remove.
27667 (warn_strict_overflow): Remove.
27668 * c-opts.c (c_common_handle_option): -Wall only sets
27669 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27670 (c_common_post_options): Give default values to -Wstrict-aliasing
27671 and -Wstrict-overflow if they are uninitialized.
27672 * common.opt (Wstrict-aliasing): Specify Var and Init.
27673 (Wstrict-overflow): Likewise.
27675 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27677 PR rtl-optimization/26854
27678 PR rtl-optimization/34400
27679 PR rtl-optimization/34884
27680 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27682 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27683 (df_rd_bb_info.expanded_lr_out): Deleted
27684 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27685 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27686 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27687 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27688 Removed code to allocate, initialize or free expanded_lr_out.
27689 (df_rd_bb_local_compute_process_def): Restructured to make more
27691 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27692 sets if the sets are being trimmed.
27694 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27697 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27698 (as_vers): Likewise.
27699 * configure: Regenerated.
27701 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27703 PR middle-end/33092
27704 * tree-pass.h (pass_build_alias): New pass.
27705 * tree-ssa-alias.c (gate_build_alias): New.
27706 (pass_build_alias): New.
27707 * passes.c (init_optimization_passes): Add pass_build_alias after
27708 pass_create_structure_vars.
27710 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27712 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27713 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27714 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27715 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27716 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27717 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27718 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27719 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27720 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27721 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27722 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27723 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27724 * config/s390/s390.md (FP_ALL): New mode iterator.
27725 (_d): New mode attribute.
27726 ("*signbit<mode>2>"): Changed mode of first operand.
27727 ("isinf<mode>2"): Changed mode of first operand.
27728 ("*TDC_insn"): Adaptation for DFP modes.
27730 2008-01-22 Ben Elliston <bje@au.ibm.com>
27732 * tree.c (check_qualified_type): Improve function description.
27734 2008-01-21 Jason Merrill <jason@redhat.com>
27737 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27738 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27741 2008-01-21 DJ Delorie <dj@redhat.com>
27743 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27746 2008-01-21 Richard Guenther <rguenther@suse.de>
27748 PR middle-end/34856
27749 * tree-cfg.c (verify_expr): Allow all invariant expressions
27750 instead of just constant class ones as reference argument.
27751 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27752 like any other constant.
27753 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27755 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27757 * regmove.c (fixup_match_1): Update call crossed frequencies.
27759 2008-01-21 Richard Guenther <rguenther@suse.de>
27762 * tree-inline.c (setup_one_parameter): Deal with mismatched
27763 types using a VIEW_CONVERT_EXPR.
27765 2008-01-21 Alon Dayan <alond@il.ibm.com>
27766 Olga Golovanevsky <olga@il.ibm.com>
27768 PR tree-optimization/34701
27769 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27770 when the structure size is not a power of 2.
27772 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27774 * doc/install.texi: Add doc for --enable-checking=df.
27776 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27778 PR rtl-optimization/34808
27779 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27781 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27783 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27786 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27788 PR rtl-optimization/26854
27789 PR rtl-optimization/34400
27790 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27792 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27793 (df_rd_bb_info.expanded_lr_out): New.
27794 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27795 * loop_iv.c (iv_analysis_loop_init): Ditto.
27796 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27797 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27798 Added code to allocate, initialize or free expanded_lr_out.
27799 (df_rd_bb_local_compute_process_def): Restructured to make
27800 more understandable.
27801 (df_rd_confluence_n): Add code to do nothing with fake edges and
27802 code to no apply invalidate_by_call sets if the sets are being trimmed.
27803 (df_lr_local_finalize): Renamed to df_lr_finalize.
27804 (df_live_local_finalize): Renamed to df_live_finalize.
27806 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27809 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27810 deciding whether to use reciprocal instructions.
27812 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
27814 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
27815 dwarf2out_note_section_used if cold_text_section is NULL.
27817 2008-01-19 Jakub Jelinek <jakub@redhat.com>
27819 PR gcov-profile/34610
27820 * tree-cfg.c (make_edges): Mark both outgoing edges from
27821 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
27822 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
27823 from OMP_FOR and OMP_CONTINUE outgoing edges.
27825 * tree-profile.c (tree_profiling): Return early if
27826 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
27828 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
27829 from cfun to child_cfun.
27830 * function.h (struct function): Add after_tree_profile bit.
27832 2008-01-19 Anatoly Sokolov <aesok@post.ru>
27834 * config/avr/avr.S (_exit): Disable interrupt.
27836 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
27837 Steven Bosscher <stevenb.gcc@gmail.com>
27839 PR rtl-optimization/26854
27840 PR rtl-optimization/34400
27841 * df-problems.c (df_live_scratch): New scratch bitmap.
27842 (df_live_alloc): Allocate df_live_scratch when doing df_live.
27843 (df_live_reset): Clear the proper bitmaps.
27844 (df_live_bb_local_compute): Only process the artificial defs once
27845 since the order is not important.
27846 (df_live_init): Init the df_live sets only with the variables
27847 found live by df_lr.
27848 (df_live_transfer_function): Use the df_lr sets to prune the
27849 df_live sets as they are being computed.
27850 (df_live_free): Free df_live_scratch.
27852 2008-01-18 Ian Lance Taylor <iant@google.com>
27854 * common.opt: Add fmerge-debug-strings.
27855 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
27856 flag_merge_debug_strings rather than flag_merge_constants.
27857 * doc/invoke.texi (Option Summary): Mention
27858 -fmerge-debug-strings.
27859 (Debugging Options): Document -fmerge-debug-strings.
27861 2008-01-18 Ian Lance Taylor <iant@google.com>
27864 * tree.h (DECL_IS_OPERATOR_NEW): Define.
27865 (struct tree_function_decl): Add new field operator_new_flag.
27866 * tree-inline.c (expand_call_inline): When inlining a call to
27867 operator new, force the return value to go into a variable, and
27868 set DECL_NO_TBAA_P on that variable.
27869 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
27871 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
27874 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
27875 DWARF2_DEBUGGING_INFO.
27876 (dwarf2out_note_section_used): Ditto. Add prototype.
27877 (have_multiple_function_sections, text_section_used,
27878 cold_text_section_used, *cold_text_sections): Move declarations
27881 2008-01-17 Bob Wilson <bob.wilson@acm.org>
27883 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
27884 field and add signal_ra.
27885 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
27886 assignments to frame state pc. Move end of stack check after
27887 MD_FALLBACK_FRAME_STATE_FOR.
27888 (uw_update_context_1): Use frame state signal_regs if set, instead
27889 of checking signal_frame flag.
27890 (uw_update_context): Use frame state signal_ra if set.
27891 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
27892 * config/xtensa/linux-unwind.h: New file.
27894 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
27896 * modulo-sched.c (get_sched_window): Fix comment typo.
27898 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
27900 PR tree-optimization/34648
27901 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27903 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27905 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27906 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27908 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27910 PR rtl-optimization/34400
27911 * df-core.c (df_worklist_dataflow_overeager,
27912 df_worklist_dataflow_doublequeue): New functions.
27913 (df_worklist_dataflow): Two different worklist solvers.
27914 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27917 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27920 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27921 and ftree-parallelize-loops.
27923 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27925 PR rtl-optimization/34826
27926 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27928 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27930 * global.c (find_reg): Mark the eh regs as used if necessary.
27931 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27932 * ra.h (struct allocno): no_eh_reg field added. Changed
27933 no_stack_reg type to bitfield.
27935 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27937 * tree.c (substitute_in_expr): Add missing 'break'.
27939 2008-01-17 Richard Guenther <rguenther@suse.de>
27941 PR tree-optimization/34825
27942 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27943 x / x as division to handle.
27945 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27947 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27948 "-pthread" is specified.
27949 * pa-hpux11.h (LIB_SPEC): Likewise.
27951 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27952 Peter Bergner <bergner@vnet.ibm.com>
27954 PR rtl-optimization/33796
27955 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27957 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27959 PR libgfortran/34699
27960 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27962 * pa-hpux10.h (LINK_SPEC): Likewise.
27963 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27965 2008-01-16 Richard Guenther <rguenther@suse.de>
27967 PR middle-end/32628
27968 * fold-const.c (fold_convert_const_int_from_int): Do not
27969 set overflow if that occured only because of a sign extension
27970 change when converting from/to a sizetype with the same
27971 precision and signedness.
27973 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27976 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27977 location address to the correct place. Update copyright year.
27979 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27981 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27982 no dependences in the dependence_relations vector.
27984 2008-01-16 Jan Hubicka <jh@suse.cz>
27986 PR rtl-optimization/31396
27987 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27988 * cfg.c (dump_reg_info): Print it.
27989 * regs.h (struct reg_info_t): add freq_calls_crossed.
27990 (REG_FREQ_CALLS_CROSSED): New macro.
27991 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27992 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27993 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27994 regmove_optimize): Update call crossed frequencies.
27995 * local-alloc.c (struct qty): Add freq_calls_crossed.
27996 (alloc_qty): Copute freq_calls_crossed.
27997 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27998 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27999 * ra.h (struct allocno): Add freq_calls_crossed.
28001 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28003 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
28004 libgomp when compiling with ftree-parallelize-loops.
28005 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
28007 2008-01-16 Richard Guenther <rguenther@suse.de>
28009 PR tree-optimization/34769
28010 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
28011 * tree.c (int_cst_value): Instead make this function more
28012 permissive in what it accepts as valid input. Document this
28013 function always sign-extends the value.
28015 2008-01-16 Jakub Jelinek <jakub@redhat.com>
28016 Richard Guenther <rguenther@suse.de>
28019 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
28020 (gimple_fold_indirect_ref_rhs): ... this.
28021 (gimple_fold_indirect_ref): New function with foldings
28022 that preserve lvalueness.
28023 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
28024 * tree-flow.h (gimple_fold_indirect_ref): Declare.
28025 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
28026 to fold an INDIRECT_REF, fall back to the old use of
28027 fold_indirect_ref_1.
28029 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28031 * tree-data-ref.c (subscript_dependence_tester_1): Call
28032 free_conflict_function.
28033 (compute_self_dependence): Same.
28035 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28038 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
28039 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
28041 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
28042 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
28043 for DWARF2_UNWIND_INFO targets.
28045 2008-01-16 Richard Guenther <rguenther@suse.de>
28048 * c-typeck.c (common_pointer_type): Do not merge inconsistent
28049 type qualifiers for function types.
28051 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
28053 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
28054 loop_iterator li from previous commit.
28056 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
28058 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
28060 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28062 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
28063 (parallelize_loops): Don't parallelize irreducible components.
28065 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28068 * c-opts (c_common_post_options): Do not enable CPP
28069 flag_pedantic_errors by default.
28071 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
28073 PR rtl-optimization/31944
28074 * cse.c (remove_pseudo_from_table): New function.
28075 (merge_equiv_classes): Use above function to remove pseudo-registers.
28076 (invalidate): Likewise.
28078 2008-01-13 Richard Guenther <rguenther@suse.de>
28080 PR middle-end/34601
28081 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
28082 instead of TYPE_MODE to deal with calls from expand_one_error_var.
28084 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
28086 * gcse.c (cprop_jump): Call validate_unshare_change instead of
28087 validate_change to unshare the source of the PC set.
28089 2008-01-12 Jan Hubicka <jh@suse.cz>
28091 PR middle-end/32135
28092 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
28093 references above array bounds. This might trigger bounds checks for
28094 pointers to arrays.
28096 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28098 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
28099 new_replaceable_dependencies.
28101 2008-01-12 Doug Kwan <dougkwan@google.com>
28103 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
28104 instead of OPT_Wreturn_type in warning due to ignored return type
28106 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
28107 options included in -Wextra.
28108 * c.opt: New option -Wignored_qualifiers.
28109 * doc/invoke.texi (Warning Options, -Wextra): Add new option
28110 -Wignore_qualifiers.
28111 (-Wignored-qualifiers): Document.
28112 (-Wreturn-type): Remove description of functionality now handled
28113 by -Wignored-qualifiers.
28115 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
28118 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
28119 NOP_EXPR if it is between integral types with the same precision.
28121 2008-01-12 Jan Hubicka <jh@suse.cz>
28124 * invoke.texi (max-inline-recursive-depth): Fix default value.
28126 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
28128 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
28131 2008-01-11 Bob Wilson <bob.wilson@acm.org>
28133 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
28135 2008-01-11 James E. Wilson <wilson@specifix.com>
28138 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
28140 2008-01-11 Anatoly Sokolov <aesok@post.ru>
28142 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
28143 save/restore frame pointer register and don't use 'call-prologues'
28144 optimization in function with "OS_task" attribute.
28146 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
28148 PR middle-end/31309
28149 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
28150 when copying to memory.
28152 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
28154 PR rtl-optimization/30905
28155 * cfgcleanup.c: Include dce.h
28156 (crossjumps_occured): New global variable.
28157 (try_crossjump_bb): Exit loop after finding a fallthru edge.
28158 If something changed, set crossjumps_occured to true.
28159 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
28160 Don't add/remove fake edges to exit here...
28161 (cleanup_cfg): ...but do it here, when crossjumping.
28162 Run a fast DCE when successful crossjumps occured in the latest
28163 iteration of try_optimize_cfg.
28165 2008-01-11 Richard Guenther <rguenther@suse.de>
28167 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
28168 (struct vn_unary_op_s): Likewise.
28169 (vn_reference_insert): Free old reference on hash collision.
28171 2008-01-10 Raksit Ashok <raksit@google.com>
28173 PR rtl-optimization/27971
28174 * combine.c (find_split_point): Split PLUS expressions which are
28175 inside a MEM rtx, and whose first operand is complex.
28177 2008-01-10 DJ Delorie <dj@redhat.com>
28179 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
28180 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
28181 (m32c_hard_regno_ok): Call the underlying function.
28183 2008-01-10 Richard Guenther <rguenther@suse.de>
28185 PR middle-end/34683
28186 * tree-cfg.c (tree_merge_blocks): Do not go through the
28187 full-blown folding and stmt updating path if we just deal
28188 with virtual operands.
28189 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28190 test for abnormal SSA_NAMEs.
28192 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28194 PR middle-end/34641
28195 * reload.c (push_reload): Add assertions. All constants from
28196 reg_equiv_constant should have been used for replacing the respective
28198 (find_reloads_address): Invoke find_reloads_address_part for
28199 constant taken from the reg_equiv_constant array.
28201 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28203 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28204 field (valnum) the first in the struct. Replace bools with
28207 2008-01-10 Richard Guenther <rguenther@suse.de>
28209 PR tree-optimization/34651
28210 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28211 types and ordering for masking and converting.
28213 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28215 PR tree-optimization/34017
28216 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28217 also for PHI_NODE expressions.
28219 2008-01-09 Jan Hubicka <jh@suse.cz>
28221 PR tree-optimization/34708
28222 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28223 based on number of case labels.
28224 (init_inline_once): Remove switch_cost.
28225 * tree-inline.h (eni_weights_d): Remove switch_cost.
28227 2008-01-09 Richard Guenther <rguenther@suse.de>
28228 Andrew Pinski <andrew_pinski@playstation.sony.com>
28230 PR middle-end/30132
28231 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28232 temporary if an rvalue is ok or an lvalue is not required.
28234 2008-01-09 Richard Guenther <rguenther@suse.de>
28236 PR middle-end/34458
28237 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28238 adjust return type.
28240 2008-01-09 Richard Guenther <rguenther@suse.de>
28242 PR middle-end/34679
28243 * tree.c (host_integerp): Check for sizetype only if the
28244 type is an integer type.
28246 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28249 * opts.c (decode_options): Disable inlining of functions called
28250 once if not in unit-at-a-time mode.
28252 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
28254 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28256 2008-01-08 Richard Guenther <rguenther@suse.de>
28258 PR middle-end/31863
28259 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28260 out early if the result will be unused.
28262 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28267 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28268 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28271 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28273 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28274 for vectorization tuned.
28276 2008-01-08 Richard Guenther <rguenther@suse.de>
28278 PR tree-optimization/34683
28279 * tree-ssa-operands.c (operand_build_cmp): Export.
28280 * tree-ssa-operands.h (operand_build_cmp): Declare.
28281 * tree-vn.c (vuses_compare): Remove.
28282 (sort_vuses): Use operand_build_cmp.
28283 (sort_vuses_heap): Likewise.
28284 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28285 to re-use old VEC if available. Do not sort already sorted VUSEs.
28286 (vdefs_to_vec): Do not sort already sorted VDEFs.
28288 2008-01-08 Jakub Jelinek <jakub@redhat.com>
28290 PR middle-end/34694
28291 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28293 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28296 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28297 limitations of reciprocal sequences on x86 targets.
28299 2008-01-08 Richard Guenther <rguenther@suse.de>
28301 PR tree-optimization/34683
28302 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28304 2008-01-07 Jakub Jelinek <jakub@redhat.com>
28307 * config/darwin.c (darwin_mergeable_string_section): Don't use
28308 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28310 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
28313 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28314 negxf2. Macroize expander using X87MODEF mode iterator. Change
28315 predicates of op0 and op1 to register_operand.
28316 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28317 expander using X87MODEF mode iterator. Change predicates of
28318 op0 and op1 to register_operand.
28319 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28320 corresponding patterns and macroize using MODEF macro. Change
28321 predicates of op0 and op1 to register_operand and remove
28322 "m" constraint. Disparage "r" alternative with "!".
28323 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28324 macroize using X87MODEF macro. Change predicates of op0 and op1
28325 to register_operand and remove "m" constraint. Disparage "r"
28326 alternative with "!".
28327 (absneg splitter with memory operands): Remove.
28328 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28329 patterns and macroize using X87MODEF mode iterator.
28330 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28331 Change predicate of op1 to register_operand.
28332 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28333 for memory operands.
28335 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28337 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28339 2008-01-07 Richard Guenther <rguenther@suse.de>
28341 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28344 2008-01-07 Richard Guenther <rguenther@suse.de>
28346 PR tree-optimization/34683
28347 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28348 VOPs of the needed size to save memory. Use VEC_quick_push
28349 to save compile-time.
28350 (vdefs_to_vec): Likewise.
28352 2008-01-07 Sa Liu <saliu@de.ibm.com>
28354 * config/spu/spu.md (divdf3): Genetate inline code for double
28355 division. The implementation doesn't handle INF or NAN, therefore it
28356 only applies when -ffinite-math-only is given.
28358 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28361 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28362 * doc/cpp.texi ([Common Predefined Macros]): Document.
28364 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28366 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28367 order to use commutative addition instead of subtraction.
28369 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28370 Mircea Namolaru <namolaru@il.ibm.com>
28371 Vladimir Yanovsky <yanov@il.ibm.com>
28372 Revital Eres <eres@il.ibm.com>
28374 PR tree-optimization/34263
28375 * tree-outof-ssa.c (process_single_block_loop_latch,
28376 contains_tree_r): New functions.
28377 (analyze_edges_for_bb): Call process_single_block_loop_latch
28378 function to empty single-basic-block latch block if possible.
28380 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28382 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28384 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28386 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28388 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28390 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28392 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28394 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28396 PR tree-optimization/34618
28397 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28400 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28403 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28404 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28405 Update copyright year.
28407 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28408 Update copyright year.
28409 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28412 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28414 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28415 edge does not point to current bb before changing need_assert.
28417 2008-01-04 Richard Guenther <rguenther@suse.de>
28419 PR middle-end/34029
28420 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28421 for verifying purposes if they are is_gimple_min_invariant.
28423 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28425 PR tree-optimization/34448
28426 PR tree-optimization/34465
28427 * gimplify.c (gimplify_init_constructor): Add new parameter
28428 notify_temp_creation. Use it.
28429 (gimplify_modify_expr_rhs): Take volatiles into account when
28430 optimizing constructors.
28431 Do not optimize constructors if gimplify_init_constructor will dump to
28433 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28434 * gcc.c-torture/compile/pr34448.c: New.
28436 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28438 PR gcov-profile/34609
28439 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28440 return_slot if result is TREE_ADDRESSABLE.
28442 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28444 * config/mips/mips.md (sqrt_condition): Tweak comment.
28445 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28447 2008-01-03 Tom Tromey <tromey@redhat.com>
28450 * c-common.c (c_type_hash): Handle VLAs.
28452 2008-01-03 Jan Hubicka <jh@suse.cz>
28454 PR tree-optimization/31081
28455 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28456 0 when inlining and not inlining to first basic block.
28457 (remap_decl): When var is initialized to 0, don't set default_def.
28458 (expand_call_inline): Set entry_bb.
28459 * tree-inline.h (copy_body_data): Add entry_bb.
28461 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28464 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28467 PR tree-optimization/29484
28468 * tree-inline.c (inline_forbidden_p_2): New function.
28469 (inline_forbidden_p): Disallow inlining if some static var
28470 has an address of a local LABEL_DECL in its initializer.
28471 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28474 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28476 PR tree-optimization/34635
28477 * tree-data-ref.c (add_other_self_distances): Make sure that the
28478 evolution step is constant.
28480 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28482 PR middle-end/34608
28483 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28485 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28487 * tree-sra.c (scalarize_init): Insert the generate_element_init
28488 statements after the generate_element_zero statements.
28490 2008-01-02 Richard Guenther <rguenther@suse.de>
28492 PR middle-end/34093
28493 PR middle-end/31976
28494 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28495 for very large number of operands instead of ICEing.
28497 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28500 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28501 while stack probing.
28503 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28505 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28508 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28510 PR libmudflap/26442
28511 * tree-mudflap.c (mx_register_decls): Guard warning by
28512 !DECL_ARTIFICIAL check.
28514 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28516 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28517 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28518 sse5_perm<mode>): Fix constraints.