1 2008-08-30 Jan Hubicka <jh@suse.cz>
3 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
4 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5 * dojump.c (do_jump): Likewise.
6 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7 (note-if_info): Add BRANCH_COST.
8 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
9 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
10 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
12 * expr.h (BRANCH_COST): Update default.
13 * predict.c (predictable_edge_p): New function.
14 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
15 Update BRANCH_COST call.
16 * basic-block.h (predictable_edge_p): Declare.
17 * config/alpha/alpha.h (BRANCH_COST): Update.
18 * config/frv/frv.h (BRANCH_COST): Update.
19 * config/s390/s390.h (BRANCH_COST): Update.
20 * config/spu/spu.h (BRANCH_COST): Update.
21 * config/sparc/sparc.h (BRANCH_COST): Update.
22 * config/m32r/m32r.h (BRANCH_COST): Update.
23 * config/i386/i386.h (BRANCH_COST): Update.
24 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
25 * config/sh/sh.h (BRANCH_COST): Update.
26 * config/pdp11/pdp11.h (BRANCH_COST): Update.
27 * config/avr/avr.h (BRANCH_COST): Update.
28 * config/crx/crx.h (BRANCH_COST): Update.
29 * config/xtensa/xtensa.h (BRANCH_COST): Update.
30 * config/stormy16/stormy16.h (BRANCH_COST): Update.
31 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
32 * config/iq2000/iq2000.h (BRANCH_COST): Update.
33 * config/ia64/ia64.h (BRANCH_COST): Update.
34 * config/rs6000/rs6000.h (BRANCH_COST): Update.
35 * config/arc/arc.h (BRANCH_COST): Update.
36 * config/score/score.h (BRANCH_COST): Update.
37 * config/arm/arm.h (BRANCH_COST): Update.
38 * config/pa/pa.h (BRANCH_COST): Update.
39 * config/mips/mips.h (BRANCH_COST): Update.
40 * config/vax/vax.h (BRANCH_COST): Update.
41 * config/h8300/h8300.h (BRANCH_COST): Update.
42 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
43 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
44 * doc/tm.texi (BRANCH_COST): Update.
46 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
49 * config/arm/arm.c (arm_optimization_options): Set
50 flag_section_anchors to 2 instead of 1 to distinguish it from
51 -fsection-anchors given explicitely on the command line.
53 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
55 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
56 final insn of a split.
58 2008-08-30 Jan Hubicka <jh@suse.cz>
60 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
62 * final.c (compute_alignments): Use optimize_bb_for_size_p.
63 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
64 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
65 flag_gcse_after_reload_set): New static vars.
66 (common_handle_option): Enable those flags for profile-use.
67 (decode_options): Remove optimize_size flags that are handled
69 * tree-vectorizer.c (vectorize_loops): Use
70 optimize_loop_nest_for_speed_p.
71 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
72 * tree-predcom.c (tree_predictive_commoning): Use
73 optimize_loop_for_speed_p.
74 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
75 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
76 * predict.c (optimize_loop_for_speed_p): Fix walk.
78 2008-08-30 Jan Hubicka <jh@suse.cz>
80 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
82 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
83 profile presence locally.
85 2008-08-29 Joseph Myers <joseph@codesourcery.com>
88 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
91 2008-08-29 Jan Hubicka <jh@suse.cz>
93 * tree-inline.c (insert_init_stmt): Insert sequence even when
96 2008-08-29 Jeff Law <law@redhat.com>
98 * mn10300.c (mn10300_secondary_reload_class): We need secondary
99 reloads for AM33-2 if IN is a pseudo with an equivalent memory
100 location and class is an FP register.
102 2008-08-29 Jan Hubicka <jh@suse.cz>
104 * see.c (see_merge_one_def_extension): Silence used uninitialized
106 * matrix-reorg.c (check_allocation_function): Likewise.
107 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
109 2008-08-29 Jakub Jelinek <jakub@redhat.com>
112 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
113 compute new & and | in type rather than TREE_TYPE (arg0).
115 * dwarf2out.c (fortran_common): Update comment.
116 (gen_variable_die): Swap com_die and var_die variables in Fortran
117 COMMON block handling code.
119 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
121 * dwarf2out.c (gen_const_die): New function.
122 (size_of_die, value_format, output_die): Output larger
123 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
124 (native_encode_initializer): New function.
125 (tree_add_const_value_attribute): Call it.
126 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
128 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
129 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
130 TREE_THIS_VOLATILE to add_type_attribute.
132 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
134 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
137 * dwarf2out.c (loc_by_reference): New function.
138 (add_location_or_const_value_attribute): Use it.
141 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
142 as DW_TAG_variable children of DW_TAG_common_block rather than
143 DW_TAG_member children. Put DW_AT_external to individual
144 DW_TAG_variable DIEs, not to DW_TAG_common_block.
146 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
147 loc_descriptor_from_tree_1.
151 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
152 arguments to imported_module_or_decl.
153 (debug_nothing_tree_tree): Removed.
154 (debug_nothing_tree_tree_tree_bool): New prototype.
155 * debug.c (do_nothing_debug_hooks): Adjust.
156 (debug_nothing_tree_tree): Removed.
157 (debug_nothing_tree_tree_tree_bool): New function.
158 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
159 (gen_variable_die): Put all common vars for the
160 same COMMON block under one DW_TAG_common_block.
161 (declare_in_namespace): Return new context_die, for Fortran
162 return the module DIE instead of adding extra declarations into
164 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
165 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
166 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
168 (dwarf2out_global_decl): Don't skip Fortran global vars.
169 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
170 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
171 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
172 DW_TAG_imported_declaration as child of previous
173 DW_TAG_imported_module.
174 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
175 * sdbout.c (sdb_debug_hooks): Likewise.
176 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
178 2008-08-29 Jan Hubicka <jh@suse.cz>
180 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
182 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
183 * ipa-cp.c (n_cloning_candidates): New static variable.
184 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
185 (ipcp_print_all_lattices): Improve debug output.
186 (ipcp_cloning_candidate_p): New function.
187 (ipcp_initialize_node_lattices): Use it.
188 (ipcp_init_stage): Do only analyzis here; prettier debug output.
189 (ipcp_propagate_stage): Prettier debug output.
190 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
191 (ipcp_print_all_structures): Remove.
192 (ipcp_need_redirect_p): Test !n_cloning_candidates.
193 (ipcp_insert_stage): Prettier debug output; call
194 cgraph_remove_unreachable_nodes before propagating.
195 (pass_ipa_cp): Schedule function removal pass.
196 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
198 (cgraph_maybe_hot_edge_p): Move to ...
199 * predict.c (cgraph_maybe_hot_edge_p) ... here.
200 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
201 (common_handle_option): Set them; enable ipa-cp when profiling.
202 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
203 (ipa_print_all_jump_functions): Likewise.
204 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
205 (ipa_print_node_params, ipa_print_all_params): New.
206 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
207 ipa_print_all_param_flags): Remove.
208 (ipa_print_node_params, ipa_print_all_params): New.
210 2008-08-29 Bob Wilson <bob.wilson@acm.org>
212 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
213 change from 2008-04-03.
214 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
216 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
220 * ira-color.c (push_allocnos_to_stack): Truncate
221 removed_splay_allocno_vec.
223 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
226 * ira-color (ira_fast_allocation): Don't assign hard registers to
229 2008-08-29 Jan Hubicka <jh@suse.cz>
232 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
233 for cold internal loops.
235 2008-08-29 Richard Guenther <rguenther@suse.de>
237 * tree-ssa-structalias.c (create_variable_info_for): Do not
238 create fields for heap vars or vars with a noalias state.
239 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
242 2008-08-29 Richard Guenther <rguenther@suse.de>
244 * common.opt (ftree-store-ccp): Mark as preserved for
245 backward compatibility.
246 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
247 * tree-pass.h (pass_store_ccp): Remove.
248 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
249 (first_vdef): Remove declaration.
250 (get_value_loaded_by): Likewise.
251 * tree-ssa-ccp.c (do_store_ccp): Remove.
252 (get_default_value): Simplify as do_store_ccp is always false
253 now. Do not initialize mem_ref.
254 (set_value_varying): Likewise.
255 (canonicalize_float_value): Likewise.
256 (set_lattice_value): Likewise.
257 (likely_value): Likewise.
258 (surely_varying_stmt_p): Likewise.
259 (ccp_initialize): Likewise.
260 (ccp_lattice_meet): Likewise.
261 (ccp_visit_phi_node): Likewise.
262 (ccp_fold): Likewise.
263 (evaluate_stmt): Likewise.
264 (visit_assignment): Likewise.
265 (ccp_visit_stmt): Likewise.
266 (execute_ssa_ccp): Fold into ...
267 (do_ssa_ccp): ... this.
268 (do_ssa_store_ccp): Remove.
269 (gate_store_ccp): Likewise.
270 (pass_store_ccp): Likewise.
271 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
273 * tree-ssa-propagate.c (first_vdef): Remove.
274 (get_value_loaded_by): Likewise.
275 (replace_vuses_in): Likewise.
276 (substitute_and_fold): Do not call replace_vuses_in.
277 * opts.c (decode_options): Do not set flag_tree_store_ccp.
279 2008-08-29 Richard Guenther <rguenther@suse.de>
282 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
283 PARAM_NOALIAS tags with is_heapvar.
284 * tree-ssa-operands.c (access_can_touch_variable): Offset
285 based tests do not apply for heapvars. Fix offset test.
287 2008-08-29 Jan Hubicka <jh@suse.cz>
289 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
290 (-fipa-cp-clone): Enabled by default at -O3.
291 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
292 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
294 2008-08-29 Jan Hubicka <jh@suse.cz>
296 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
298 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
300 * gimple.c (giple_copy_call_skip_args): New function.
301 (giple_copy_call_skip_args): Declare.
303 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
304 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
305 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
306 (ipcp_create_replace_map): Improve debug output.
307 (ipcp_need_redirect_p): Return false when not clonning.
308 (ipcp_update_callgraph): Skip args.
309 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
311 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
312 (save_inline_function_body): Update call of tree_function_versioning.
313 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
314 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
315 (tree_function_versioning): Likewise.
316 * tree-inline.h (tree_function_versioning): Update prototype.
318 2008-08-29 Jan Hubicka <jh@suse.cz>
320 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
321 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
322 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
323 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
324 * value-prof.c (gimple_divmod_fixed_value_transform,
325 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
326 gimple_stringops_transform): Use optimize_bb_for_size_p.
327 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
328 * final.c (compute_alignments): Use optimize_function_for_size_p.
329 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
330 (fold_builtin_strcpy, fold_builtin_fputs): Use
331 optimize_function_for_size_p.
332 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
333 * recog.c (relax_delay_slots): Likewise.
334 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
335 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
336 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
337 optimize_function_for_size_p.
338 (cgraph_decide_inlining_of_small_function): Use
339 optimize_function_for_size_p.
340 * global.c (find_reg): Use optimize_function_for_size_p.
341 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
342 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
343 flag_prefetch_loop_arrays. Those can work it out from profile.
344 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
345 optimize_loop_for_speed_p.
346 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
348 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
349 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
350 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
351 * local-alloc.c (block_alloc): Pass BB pointer.
352 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
353 * gcse.c (gcse_main): Use optimize_function_for_size_p.
354 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
355 (decide_peel_completely): Likewise.
356 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
357 optimize_loop_for_size_p.
358 (vect_enhance_data_refs_alignment): Likewise.
359 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
360 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
361 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
362 (try_crossjump_bb): Use optimize_bb_for_size_p.
363 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
364 optimize_loop_for_speed_p.
365 * bb-reorder.c (find_traces_1_round): Likewise.
366 (copy_bb): Use optimize_bb_for_speed_p.
367 (duplicate_computed_gotos): Likewise.
368 * basic-block.h (optimize_loop_nest_for_size_p,
369 optimize_loop_nest_for_speed_p): New.
370 * stmt.c (expand_case): Use optimize_insn_for_size_p.
372 2008-08-29 Tristan Gingold <gingold@adacore.com>
374 * gcov.c (main): Call expandargv.
376 2008-08-29 Jan Hubicka <jh@suse.cz>
378 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
380 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
382 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
383 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
385 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
387 2008-08-29 Jan Hubicka <jh@suse.cz>
389 * tree-pass.h (pass_strip_predict_hints): Declare.
390 * predict.c (strip_builtin_expect): Rename to ...
391 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
392 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
393 (tree_estimate_probability): Do not strip builtin_expect.
394 (pass_strip_predict_hints): New pass.
395 * tree-inline.c (expand_call_inline): When inlining cold function, predict
397 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
399 2008-08-29 Richard Guenther <rguenther@suse.de>
401 PR tree-optimization/37207
402 * tree-vrp.c (extract_range_from_binary_expr): Also try
403 to constant fold if only one of the operands is a constant.
405 2008-08-29 Nick Clifton <nickc@redhat.com>
407 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
408 the same way as SYMBOL_REFs.
410 2008-08-28 Bob Wilson <bob.wilson@acm.org>
412 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
414 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
416 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
417 * config/mips/mips.md (branch_likely): Remove const. Fix
419 (define_delay for type "branch"): Change to only apply for branch
421 (define_delay for type "branch" and "branch_likely" no). New delay
423 (equality_op): New code iterator.
424 (bbv, bbinv): New code attributes.
425 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
428 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
429 Andrew Pinski <pinskia@gcc.gnu.org>
432 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
434 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
436 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
437 rule that a symbolic constant must be defined and >= 0 for the
438 corresponding facility to be present at compile-time.
439 * gthr-posix.c: Likewise.
441 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
443 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
444 * config/mips/mips.md (D): New mode attribute.
445 (mulsi3, muldi3): Merge it into ...
446 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
448 (muldi3_mul3): New pattern.
449 (mulsi3_mult3): Rename to mulsi3_mul3.
451 2008-08-28 Jan Hubicka <jh@suse.cz>
453 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
455 * predict.c (always_optimize_for_size_p): Rename to ...
456 (optimize_function_for_size): ... this one; make extern.
457 (optimize_function_for_speed_p): New.
458 (optimize_bb_for_size_p, optimize_bb_for_size_p,
459 optimize_edge_for_size_p,optimize_edge_for_size_p,
460 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
461 * basic-block.h (optimize_function_for_size_p,
462 optimize_function_for_speed_p): Declare.
463 * i386.md (optimize_size checks): Replace them by appropriate
465 (standard_80387_constant_p, ix86_compute_frame_layout,
466 ix86_expand_epilogue, ix86_decompose_address,
467 print_operand, emit_i387_cw_initialization,
468 inline_memory_move_cost, ix86_pad_returns,
469 ix86_reorg): Replace optimize_size checks.
471 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
473 * rtl.h (simplify_subreg_regno): Declare.
474 * rtlanal.c (simplify_subreg_regno): New function, split out from...
475 * simplify-rtx.c (simplify_subreg): ...here.
476 * reload.c (find_reloads): Use simplify_subreg_regno instead of
477 subreg_offset_representable_p.
479 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
482 * c-typeck.c (convert_for_assignment): Give a note describing what
483 was passed and what was expected.
485 2008-08-28 Joey Ye <joey.ye@intel.com>
487 * doc/extend.texi: Document AVX built-in functions.
488 * doc/invoke.texi: Document -mavx.
490 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
491 Joey Ye <joey.ye@intel.com>
492 Xuepeng Guo <xuepeng.guo@intel.com>
494 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
496 * config/i386/cpuid.h (bit_FMA): New.
497 (bit_XSAVE): Likewise.
498 (bit_OSXSAVE): Likewise.
501 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
502 define. Use ASM_OUTPUT_AVX_PREFIX.
504 * config/i386/gmmintrin.h: New.
506 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
507 (OPTION_MASK_ISA_AVX_SET): New.
508 (OPTION_MASK_ISA_FMA_SET): Likewise.
509 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
510 (OPTION_MASK_ISA_FMA_SET): Likewise.
511 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
512 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
513 (pta_flags): Add PTA_AVX and PTA_FMA.
514 (override_options): Handle PTA_AVX and PTA_FMA.
515 (init_cumulative_args): Handle warn_avx.
516 (classify_argument): Return 0 for COImode and OImode. Return
517 1 and X86_64_AVX_CLASS for 256bit vector types.
518 (examine_argument): Handle X86_64_AVX_CLASS.
519 (construct_container): Likewise.
520 (function_arg_advance_32): Pass OImode and 256bit vector types
522 (function_arg_advance_64): Take a new argument to indicate if a
523 parameter is named. Handle 256bit vector types. Return
524 immediately for unnamed 256bit vector mode parameters.
525 (function_arg_advance): Updated.
526 (function_arg_32): Add comments for TImode. Handle OImode
527 and 256bit vector types.
528 (function_arg_64): Take a new argument to indicate if a
529 parameter is named. Handle 256bit vector types. Return NULL
530 for unnamed 256bit vector mode parameters.
531 (function_arg): Updated.
532 (setup_incoming_varargs_64): Support
533 AVX encoding for *sse_prologue_save_insn.
534 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
535 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
536 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
537 enabled, otherwise return -3.
538 (standard_sse_constant_opcode): Handle AVX and 256bit vector
540 (print_reg): Support AVX registers. Handle 'x' and 't'.
541 Handle 'd' to duplicate the operand.
542 (print_operand): Likewise. Also support AVX vector compare
544 (output_387_binary_op): Support AVX.
545 (output_fp_compare): Likewise.
546 (ix86_expand_vector_move_misalign): Likewise.
547 (ix86_attr_length_vex_default): New.
548 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
549 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
550 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
551 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
552 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
553 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
554 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
555 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
556 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
557 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
558 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
559 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
560 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
561 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
562 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
563 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
564 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
565 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
566 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
567 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
568 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
569 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
570 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
571 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
572 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
573 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
574 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
575 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
576 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
577 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
578 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
579 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
580 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
581 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
582 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
583 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
584 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
585 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
586 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
587 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
588 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
589 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
590 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
591 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
592 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
593 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
594 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
595 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
596 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
597 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
598 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
599 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
600 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
601 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
602 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
603 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
604 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
605 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
606 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
607 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
608 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
609 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
610 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
611 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
612 and IX86_BUILTIN_MOVMSKPS256,
613 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
614 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
615 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
616 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
617 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
618 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
619 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
620 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
621 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
622 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
623 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
624 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
625 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
626 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
627 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
628 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
629 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
630 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
631 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
632 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
633 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
634 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
635 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
636 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
637 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
638 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
639 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
640 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
641 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
642 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
643 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
644 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
645 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
646 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
647 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
648 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
649 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
650 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
651 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
652 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
653 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
654 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
655 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
656 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
657 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
658 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
659 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
660 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
661 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
662 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
663 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
664 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
665 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
666 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
667 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
668 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
669 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
670 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
672 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
673 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
674 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
675 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
676 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
677 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
678 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
679 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
680 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
681 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
682 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
683 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
684 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
685 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
686 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
687 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
688 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
689 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
690 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
691 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
692 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
693 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
694 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
695 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
696 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
697 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
698 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
699 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
700 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
701 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
702 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
703 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
704 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
705 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
706 IX86_BUILTIN_MOVMSKPS256.
707 (ix86_init_mmx_sse_builtins): Support AVX builtins.
708 (ix86_expand_args_builtin): Likewise.
709 (ix86_expand_special_args_builtin): Likewise.
710 (ix86_hard_regno_mode_ok): Handle AVX modes.
711 (ix86_expand_vector_init_duplicate): Likewise.
712 (ix86_expand_vector_init_one_nonzero): Likewise.
713 (ix86_expand_vector_init_one_var): Likewise.
714 (ix86_expand_vector_init_concat): Likewise.
715 (ix86_expand_vector_init_general): Likewise.
716 (ix86_expand_vector_set): Likewise.
717 (ix86_vector_mode_supported_p): Likewise.
718 (x86_extended_reg_mentioned_p): Check INSN_P before using
721 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
722 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
724 * config/i386/i386.h (TARGET_AVX): New.
725 (TARGET_FMA): Likewise.
726 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
727 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
728 (VALID_AVX256_REG_MODE): New.
729 (AVX256_VEC_FLOAT_MODE_P): Likewise.
730 (AVX_FLOAT_MODE_P): Likewise.
731 (AVX128_VEC_FLOAT_MODE_P): Likewise.
732 (AVX256_VEC_FLOAT_MODE_P): Likewise.
733 (AVX_VEC_FLOAT_MODE_P): Likewise.
734 (ASM_OUTPUT_AVX_PREFIX): Likewise.
735 (ASM_OUTPUT_OPCODE): Likewise.
736 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
738 (SSE_REG_MODE_P): Allow 256bit vector modes.
739 (ix86_args): Add a warn_avx field.
741 * config/i386/i386.md (UNSPEC_PCMP): New.
742 (UNSPEC_VPERMIL): Likewise.
743 (UNSPEC_VPERMIL2): Likewise.
744 (UNSPEC_VPERMIL2F128): Likewise.
745 (UNSPEC_MASKLOAD): Likewise.
746 (UNSPEC_MASKSTORE): Likewise.
747 (UNSPEC_CAST): Likewise.
748 (UNSPEC_VTESTP): Likewise.
749 (UNSPECV_VZEROALL): Likewise.
750 (UNSPECV_VZEROUPPER): Likewise.
751 (XMM0_REG): Likewise.
752 (XMM1_REG): Likewise.
753 (XMM2_REG): Likewise.
754 (XMM3_REG): Likewise.
755 (XMM4_REG): Likewise.
756 (XMM5_REG): Likewise.
757 (XMM6_REG): Likewise.
758 (XMM8_REG): Likewise.
759 (XMM9_REG): Likewise.
760 (XMM10_REG): Likewise.
761 (XMM11_REG): Likewise.
762 (XMM12_REG): Likewise.
763 (XMM13_REG): Likewise.
764 (XMM14_REG): Likewise.
765 (XMM15_REG): Likewise.
767 (prefix_vex_imm8): Likewise.
768 (prefix_vex_w): Likewise.
769 (length_vex): Likewise.
772 (*avx_ashlti3): Likewise.
773 (*avx_lshrti3): Likewise.
774 (*avx_setcc<mode>): Likewise.
775 (*fop_<mode>_comm_mixed_avx): Likewise.
776 (*fop_<mode>_comm_avx): Likewise.
777 (*fop_<mode>_1_mixed_avx): Likewise.
778 (*fop_<mode>_1_avx): Likewise.
779 (*avx_<code><mode>3): Likewise.
780 (*avx_ieee_smin<mode>3): Likewise.
781 (*avx_ieee_smax<mode>3): Likewise.
782 (mode): Add OI, V8SF and V4DF.
783 (length): Support VEX prefix.
784 (*cmpfp_i_mixed): Set prefix attribute.
785 (*cmpfp_i_sse): Likewise.
786 (*cmpfp_iu_mixed): Likewise.
787 (*cmpfp_iu_sse): Likewise.
788 (*movsi_1): Support AVX.
789 (*movdi_2): Likewise.
790 (*movdi_1_rex64): Likewise.
791 (*movti_internal): Likewise.
792 (*movti_rex64): Likewise.
793 (*movsf_1): Likewise.
794 (*movdf_nointeger): Likewise.
795 (*movdf_integer_rex64): Likewise.
796 (*movtf_internal): Likewise.
797 (zero_extendsidi2_32): Likewise.
798 (zero_extendsidi2_rex64): Likewise.
799 (*extendsfdf2_mixed): Likewise.
800 (*extendsfdf2_sse): Likewise.
801 (*truncdfsf_fast_mixed): Likewise.
802 (*truncdfsf_fast_sse): Likewise.
803 (*truncdfsf_mixed): Likewise.
804 (fix_trunc<mode>di_sse): Likewise.
805 (fix_trunc<mode>si_sse): Likewise.
806 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
807 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
808 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
809 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
810 (*rcpsf2_sse): Likewise.
811 (*rsqrtsf2_sse): Likewise.
812 (*sqrt<mode>2_sse): Likewise.
813 (sse4_1_round<mode>2): Likewise.
814 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
815 Support AVX. Set length attribute properly for AVX.
817 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
818 (VECTOR_MODES (FLOAT, 32)): Likewise.
819 (VECTOR_MODE (INT, DI, 8)): Likewise.
820 (VECTOR_MODE (INT, HI, 32)): Likewise.
821 (VECTOR_MODE (INT, QI, 64)): Likewise.
822 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
823 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
824 (VECTOR_MODE (INT, DI, 4)): Removed.
825 (VECTOR_MODE (INT, SI, 8)): Likewise.
826 (VECTOR_MODE (INT, HI, 16)): Likewise.
827 (VECTOR_MODE (INT, QI, 32)): Likewise.
828 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
829 (INT_MODE (OI, 32)): Likewise.
831 * config/i386/i386.opt (mavx): New.
834 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
836 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
837 (*mov<mode>_internal_avx): New.
838 (*movv2sf_internal_rex64_avx): Likewise.
839 (*movv2sf_internal_avx): Likewise.
841 * config/i386/predicates.md (const_4_to_5_operand): New.
842 (const_6_to_7_operand): Likewise.
843 (const_8_to_11_operand): Likewise.
844 (const_12_to_15_operand): Likewise.
845 (avx_comparison_float_operator): Likewise.
847 * config/i386/sse.md (AVX256MODEI): New.
848 (AVX256MODE): Likewise.
849 (AVXMODEQI): Likewise.
851 (AVX256MODEF2P): Likewise.
852 (AVX256MODE2P): Likewise.
853 (AVX256MODE4P): Likewise.
854 (AVX256MODE8P): Likewise.
855 (AVXMODEF2P): Likewise.
856 (AVXMODEF4P): Likewise.
857 (AVXMODEDCVTDQ2PS): Likewise.
858 (AVXMODEDCVTPS2DQ): Likewise.
859 (avxvecmode): Likewise.
860 (avxvecpsmode): Likewise.
861 (avxhalfvecmode): Likewise.
862 (avxscalarmode): Likewise.
863 (avxcvtvecmode): Likewise.
864 (avxpermvecmode): Likewise.
865 (avxmodesuffixf2c): Likewise.
866 (avxmodesuffixp): Likewise.
867 (avxmodesuffixs): Likewise.
868 (avxmodesuffix): Likewise.
869 (vpermilbits): Likewise.
870 (pinsrbits): Likewise.
871 (mov<mode>): Likewise.
872 (*mov<mode>_internal): Likewise.
873 (push<mode>1): Likewise.
874 (movmisalign<mode>): Likewise.
875 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
876 (avx_movdqu<avxmodesuffix>): Likewise.
877 (avx_lddqu<avxmodesuffix>): Likewise.
878 (<plusminus_insn><mode>3): Likewise.
879 (*avx_<plusminus_insn><mode>3): Likewise.
880 (*avx_vm<plusminus_insn><mode>3): Likewise.
881 (mul<mode>3): Likewise.
882 (*avx_mul<mode>3): Likewise.
883 (*avx_vmmul<mode>3): Likewise.
884 (divv8sf3): Likewise.
885 (divv4df3): Likewise.
886 (avx_div<mode>3): Likewise.
887 (*avx_div<mode>3): Likewise.
888 (*avx_vmdiv<mode>3): Likewise.
889 (avx_rcpv8sf2): Likewise.
890 (*avx_vmrcpv4sf2): Likewise.
891 (sqrtv8sf2): Likewise.
892 (avx_sqrtv8sf2): Likewise.
893 (*avx_vmsqrt<mode>2): Likewise.
894 (rsqrtv8sf2): Likewise.
895 (avx_rsqrtv8sf2): Likewise.
896 (*avx_vmrsqrtv4sf2): Likewise.
897 (<code><mode>3): Likewise.
898 (*avx_<code><mode>3_finite): Likewise.
899 (*avx_<code><mode>3): Likewise.
900 (*avx_vm<code><mode>3): Likewise.
901 (*avx_ieee_smin<mode>3): Likewise.
902 (*avx_ieee_smax<mode>3): Likewise.
903 (avx_addsubv8sf3): Likewise.
904 (avx_addsubv4df3): Likewise.
905 (*avx_addsubv4sf3): Likewise.
906 (*avx_addsubv2df3): Likewise.
907 (avx_h<plusminus_insn>v4df3): Likewise.
908 (avx_h<plusminus_insn>v8sf3): Likewise.
909 (*avx_h<plusminus_insn>v4sf3): Likewise.
910 (*avx_h<plusminus_insn>v2df3): Likewise.
911 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
912 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
913 (*avx_maskcmp<mode>3): Likewise.
914 (avx_nand<mode>3): Likewise.
915 (*avx_<code><mode>3): Likewise.
916 (*avx_nand<mode>3): Likewise.
917 (*avx_<code><mode>3): Likewise.
918 (*avx_cvtsi2ss): Likewise.
919 (*avx_cvtsi2ssq): Likewise.
920 (*avx_cvtsi2sd): Likewise.
921 (*avx_cvtsi2sdq): Likewise.
922 (*avx_cvtsd2ss): Likewise.
923 (avx_cvtss2sd): Likewise.
924 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
925 (avx_cvtps2dq<avxmodesuffix>): Likewise.
926 (avx_cvttps2dq<avxmodesuffix>): Likewise.
927 (*avx_cvtsi2sd): Likewise.
928 (*avx_cvtsi2sdq): Likewise.
929 (avx_cvtdq2pd256): Likewise.
930 (avx_cvtpd2dq256): Likewise.
931 (avx_cvttpd2dq256): Likewise.
932 (*avx_cvtsd2ss): Likewise.
933 (*avx_cvtss2sd): Likewise.
934 (avx_cvtpd2ps256): Likewise.
935 (avx_cvtps2pd256): Likewise.
936 (*avx_movhlps): Likewise.
937 (*avx_movlhps): Likewise.
938 (avx_unpckhps256): Likewise.
939 (*avx_unpckhps): Likewise.
940 (avx_unpcklps256): Likewise.
941 (*avx_unpcklps): Likewise.
942 (avx_movshdup256): Likewise.
943 (avx_movsldup256): Likewise.
944 (avx_shufps256): Likewise.
945 (avx_shufps256_1): Likewise.
946 (*avx_shufps_<mode>): Likewise.
947 (*avx_loadhps): Likewise.
948 (*avx_storelps): Likewise.
949 (*avx_loadlps): Likewise.
950 (*avx_movss): Likewise.
951 (*vec_dupv4sf_avx): Likewise.
952 (*vec_concatv2sf_avx): Likewise.
953 (*vec_concatv4sf_avx): Likewise.
954 (*vec_setv4sf_0_avx): Likewise.
955 (*vec_setv4sf_avx): Likewise.
956 (*avx_insertps): Likewise.
957 (avx_vextractf128<mode>): Likewise.
958 (vec_extract_lo_<mode>): Likewise.
959 (vec_extract_hi_<mode>): Likewise.
960 (vec_extract_lo_<mode>): Likewise.
961 (vec_extract_hi_<mode>): Likewise.
962 (vec_extract_lo_v16hi): Likewise.
963 (vec_extract_hi_v16hi): Likewise.
964 (vec_extract_lo_v32qi): Likewise.
965 (vec_extract_hi_v32qi): Likewise.
966 (avx_unpckhpd256): Likewise.
967 (*avx_unpckhpd): Likewise.
968 (avx_movddup256): Likewise.
969 (*avx_movddup): Likewise.
970 (avx_unpcklpd256): Likewise.
971 (*avx_unpcklpd): Likewise.
972 (avx_shufpd256): Likewise.
973 (avx_shufpd256_1): Likewise.
974 (*avx_punpckhqdq): Likewise.
975 (*avx_punpcklqdq): Likewise.
976 (*avx_shufpd_<mode>): Likewise.
977 (*avx_storehpd): Likewise.
978 (*avx_loadhpd): Likewise.
979 (*avx_loadlpd): Likewise.
980 (*avx_movsd): Likewise.
981 (*vec_concatv2df_avx): Likewise.
982 (*avx_<plusminus_insn><mode>3): Likewise.
983 (*avx_<plusminus_insn><mode>3): Likewise.
984 (*avx_mulv8hi3): Likewise.
985 (*avxv8hi3_highpart): Likewise.
986 (*avx_umulv8hi3_highpart): Likewise.
987 (*avx_umulv2siv2di3): Likewise.
988 (*avx_mulv2siv2di3): Likewise.
989 (*avx_pmaddwd): Likewise.
990 (*avx_mulv4si3): Likewise.
991 (*avx_ashr<mode>3): Likewise.
992 (*avx_lshr<mode>3): Likewise.
993 (*avx_ashl<mode>3): Likewise.
994 (*avx_<code><mode>3): Likewise.
995 (*avx_eq<mode>3): Likewise.
996 (*avx_gt<mode>3): Likewise.
997 (*avx_nand<mode>3): Likewise.
998 (*avx_nand<mode>3): Likewise.
999 (*avx_<code><mode>3): Likewise.
1000 (*avx_<code><mode>3): Likewise.
1001 (*avx_packsswb): Likewise.
1002 (*avx_packssdw): Likewise.
1003 (*avx_packuswb): Likewise.
1004 (*avx_punpckhbw): Likewise.
1005 (*avx_punpcklbw): Likewise.
1006 (*avx_punpckhwd): Likewise.
1007 (*avx_punpcklwd): Likewise.
1008 (*avx_punpckhdq): Likewise.
1009 (*avx_punpckldq): Likewise.
1010 (*avx_pinsr<avxmodesuffixs>): Likewise.
1011 (*avx_pinsrq): Likewise.
1012 (*avx_loadld): Likewise.
1013 (*vec_extractv2di_1_rex64_avx): Likewise.
1014 (*vec_extractv2di_1_avx): Likewise.
1015 (*vec_dupv2di_avx): Likewise.
1016 (*vec_concatv2si_avx): Likewise.
1017 (*vec_concatv4si_1_avx): Likewise.
1018 (*vec_concatv2di_avx): Likewise.
1019 (*vec_concatv2di_rex64_avx): Likewise.
1020 (*avx_uavgv16qi3): Likewise.
1021 (*avx_uavgv8hi3): Likewise.
1022 (*avx_psadbw): Likewise.
1023 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
1024 (*avx_phaddwv8hi3): Likewise.
1025 (*avx_phadddv4si3): Likewise.
1026 (*avx_phaddswv8hi3): Likewise.
1027 (*avx_phsubwv8hi3): Likewise.
1028 (*avx_phsubdv4si3): Likewise.
1029 (*avx_phsubswv8hi3): Likewise.
1030 (*avx_pmaddubsw128): Likewise.
1031 (*avx_pmulhrswv8hi3): Likewise.
1032 (*avx_pshufbv16qi3): Likewise.
1033 (*avx_psign<mode>3): Likewise.
1034 (*avx_palignrti): Likewise.
1035 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1036 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1037 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1038 (*avx_mpsadbw): Likewise.
1039 (*avx_packusdw): Likewise.
1040 (*avx_pblendvb): Likewise.
1041 (*avx_pblendw): Likewise.
1042 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1043 (avx_ptest256): Likewise.
1044 (avx_roundp<avxmodesuffixf2c>256): Likewise.
1045 (*avx_rounds<ssemodesuffixf2c>): Likewise.
1046 (*avx_aesenc): Likewise.
1047 (*avx_aesenclast): Likewise.
1048 (*avx_aesdec): Likewise.
1049 (*avx_aesdeclast): Likewise.
1050 (avx_vzeroupper): Likewise.
1051 (avx_vzeroupper_rex64): Likewise.
1052 (avx_vpermil<mode>): Likewise.
1053 (avx_vpermilvar<mode>3): Likewise.
1054 (avx_vpermil2<mode>3): Likewise.
1055 (avx_vperm2f128<mode>3): Likewise.
1056 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1057 (avx_vbroadcastss256): Likewise.
1058 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
1059 (avx_vinsertf128<mode>): Likewise.
1060 (vec_set_lo_<mode>): Likewise.
1061 (vec_set_hi_<mode>): Likewise.
1062 (vec_set_lo_<mode>): Likewise.
1063 (vec_set_hi_<mode>): Likewise.
1064 (vec_set_lo_v16hi): Likewise.
1065 (vec_set_hi_v16hi): Likewise.
1066 (vec_set_lo_v32qi): Likewise.
1067 (vec_set_hi_v32qi): Likewise.
1068 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1069 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1070 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
1071 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
1072 (vec_init<mode>): Likewise.
1073 (*vec_concat<mode>_avx): Likewise.
1074 (blendbits): Support V8SF and V4DF.
1075 (sse2_movq128): Support AVX.
1076 (<sse>_movnt<mode>): Likewise.
1077 (sse2_movntv2di): Likewise.
1078 (sse_rcpv4sf2): Likewise.
1079 (sse_sqrtv4sf2): Likewise.
1080 (sse_rsqrtv4sf2): Likewise.
1081 (<sse>_comi): Likewise.
1082 (<sse>_ucomi): Likewise.
1083 (sse_cvtss2si): Likewise.
1084 (sse_cvtss2si_2): Likewise.
1085 (sse_cvtss2siq): Likewise.
1086 (sse_cvtss2siq_2): Likewise.
1087 (sse_cvttss2si): Likewise.
1088 (sse_cvttss2siq): Likewise.
1089 (sse2_cvtsd2si): Likewise.
1090 (sse2_cvtsd2si_2): Likewise.
1091 (sse2_cvtsd2siq): Likewise.
1092 (sse2_cvtsd2siq_2): Likewise.
1093 (sse2_cvttsd2si): Likewise.
1094 (sse2_cvttsd2siq): Likewise.
1095 (sse2_cvtdq2pd): Likewise.
1096 (*sse2_cvtpd2dq): Likewise.
1097 (*sse2_cvttpd2dq): Likewise.
1098 (*sse2_cvtpd2ps): Likewise.
1099 (sse2_cvtps2pd): Likewise.
1100 (sse3_movshdup): Likewise.
1101 (sse3_movsldup): Likewise.
1102 (sse_storehps): Likewise.
1103 (*sse4_1_extractps): Likewise.
1104 (sse2_storelpd): Likewise.
1105 (vec_dupv2df_sse3): Likewise.
1106 (*vec_concatv2df_sse3): Likewise.
1107 (*sse4_1_pextrb): Likewise.
1108 (*sse4_1_pextrb_memory): Likewise.
1109 (*sse2_pextrw): Likewise.
1110 (*sse4_1_pextrw_memory): Likewise.
1111 (*sse4_1_pextrd): Likewise.
1112 (*sse4_1_pextrq): Likewise.
1113 (sse2_pshufd_1): Likewise.
1114 (sse2_pshuflw_1): Likewise.
1115 (sse2_pshufhw_1): Likewise.
1116 (*sse2_storeq_rex64): Likewise.
1117 (*vec_dupv4si): Likewise.
1118 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
1119 (sse2_pmovmskb): Likewise.
1120 (*sse2_maskmovdqu): Likewise.
1121 (*sse2_maskmovdqu_rex64): Likewise.
1122 (sse_ldmxcsr): Likewise.
1123 (sse_stmxcsr): Likewise.
1124 (abs<mode>2): Likewise.
1125 (sse4_1_movntdqa): Likewise.
1126 (sse4_1_phminposuw): Likewise.
1127 (sse4_1_extendv8qiv8hi2): Likewise.
1128 (*sse4_1_extendv8qiv8hi2): Likewise.
1129 (sse4_1_extendv4qiv4si2): Likewise.
1130 (*sse4_1_extendv4qiv4si2): Likewise.
1131 (sse4_1_extendv2qiv2di2): Likewise.
1132 (*sse4_1_extendv2qiv2di2): Likewise.
1133 (sse4_1_extendv4hiv4si2): Likewise.
1134 (*sse4_1_extendv4hiv4si2): Likewise.
1135 (sse4_1_extendv2hiv2di2): Likewise.
1136 (*sse4_1_extendv2hiv2di2): Likewise.
1137 (sse4_1_extendv2siv2di2): Likewise.
1138 (*sse4_1_extendv2siv2di2): Likewise.
1139 (sse4_1_zero_extendv8qiv8hi2): Likewise.
1140 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
1141 (sse4_1_zero_extendv4qiv4si2): Likewise.
1142 (*sse4_1_zero_extendv4qiv4si2): Likewise.
1143 (sse4_1_zero_extendv2qiv2di2): Likewise.
1144 (*sse4_1_zero_extendv2qiv2di2): Likewise.
1145 (sse4_1_zero_extendv4hiv4si2): Likewise.
1146 (*sse4_1_zero_extendv4hiv4si2): Likewise.
1147 (sse4_1_zero_extendv2hiv2di2): Likewise.
1148 (*sse4_1_zero_extendv2hiv2di2): Likewise.
1149 (sse4_1_zero_extendv2siv2di2): Likewise.
1150 (*sse4_1_zero_extendv2siv2di2): Likewise.
1151 (sse4_1_ptest): Likewise.
1152 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
1153 (sse4_2_pcmpestri): Likewise.
1154 (sse4_2_pcmpestrm): Likewise.
1155 (sse4_2_pcmpistri): Likewise.
1156 (sse4_2_pcmpistrm): Likewise.
1158 (aeskeygenassist): Likewise.
1160 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
1162 * config/i386/predicates.md (vzeroall_operation): New.
1164 * config/i386/sse.md (avx_vzeroall): New.
1165 (*avx_vzeroall): Likewise.
1167 2008-08-28 Paul Brook <paul@codesourcery.com>
1168 Mark Shinwell <shinwell@codesourcery.com>
1169 Richard Earnshaw <richard.earnshaw@arm.com>
1171 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
1172 (TARGET_MIN_ANCHOR_OFFSET): New.
1173 (arm_override_options): Set correct anchor ranges for Thumb-1
1174 and Thumb-2 if required.
1175 (legitimize_pic_address): Handle case involving a TLS symbol
1176 reference with an addend.
1177 (arm_optimization_options): Enable section anchors at -O1 and
1179 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
1180 * config/arm/arm-protos.h (arm_optimization_options): New.
1182 2008-08-28 Nick Clifton <nickc@redhat.com>
1184 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
1185 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
1188 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
1189 * config/v850/v850.md (return): Remove frame size restriction.
1191 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
1193 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
1195 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
1197 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
1199 2008-08-28 Paul Brook <paul@codesourcery.com>
1201 * config/arm/vfp11.md: Update license notice.
1202 * config/arm/cortex-r4.md: Ditto.
1204 2008-08-28 Richard Guenther <rguenther@suse.de>
1206 PR tree-optimization/37207
1207 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
1210 2008-08-28 Dodji Seketeli <dodji@redhat.com>
1213 * tree.c (int_fits_type_p): Don't forget unsigned integers
1214 of type sizetype which higher end word equals -1.
1216 2008-08-28 Ira Rosen <irar@il.ibm.com>
1218 * target.h (struct vectorize): Add new target builtin.
1219 * tree-vectorizer.c (destroy_loop_vec_info): Call
1220 vect_free_slp_instance instead of vect_free_slp_node.
1221 * tree-vectorizer.h (enum slp_load_perm_type): New.
1222 (struct _slp_instance): Add new fields.
1223 (SLP_INSTANCE_LOAD_PERMUTATION): New.
1224 (SLP_INSTANCE_LOADS): New.
1225 (vect_free_slp_tree): Remove.
1226 (vect_free_slp_instance): Declare.
1227 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
1228 (vectorizable_load): Add argument.
1229 (vect_transform_slp_perm_load): New.
1230 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
1232 (vect_get_place_in_interleaving_chain): New function.
1233 (vect_free_slp_tree): Make static.
1234 (vect_free_slp_instance): New function.
1235 (vect_build_slp_tree): Add new arguments. Allow load permutations and
1236 collect the load location in the interleaving chain.
1237 (vect_supported_slp_permutation_p): New function.
1238 (vect_supported_load_permutation_p): Likewise.
1239 (vect_analyze_slp_instance): In case of loads permutation, call
1240 vect_supported_load_permutation_p to check that the permutation is
1242 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
1243 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
1244 (vect_create_mask_and_perm): New function.
1245 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
1246 (vectorizable_load): Add an argument. Don't keep the created vectors
1247 statements in the node if permutation is required. Call
1248 vect_transform_slp_perm_load to generate the permutation.
1249 (vect_transform_stmt): Add new argument. Call vectorizable_load with
1250 additional argument.
1251 (vect_schedule_slp_instance): In case of loads permutation, allocate
1252 vectorized statements structure for all the related SLP nodes. Call
1253 vect_transform_stmt with addditional argument.
1254 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
1255 * config/spu/spu.c (spu_builtin_vec_perm): New.
1256 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
1257 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
1258 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
1259 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
1261 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
1263 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
1264 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
1265 __gthread_cond_signal, __gthread_cond_timedwait,
1266 __gthread_cond_timedwait_recursive): New functions.
1267 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
1269 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
1272 2008-08-28 Richard Guenther <rguenther@suse.de>
1275 * fold-const.c (maybe_canonicalize_comparison_1): Require
1276 undefined overflow only for canonicalizing A +- CST cmp CST.
1277 Make sure to not generate new constants that are not inside
1278 their TYPE_MIN/MAX_VALUE range.
1279 (maybe_canonicalize_comparison): Remove undefined overflow
1281 (fold_binary): Remove now duplicate folding.
1283 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
1285 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
1286 use not updated in the last change.
1288 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
1290 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
1291 (IRA_COVER_CLASSES): Add FPUL_REGS.
1293 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1296 * c-common.c (conversion_warning): Check for null operands.
1298 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1301 * c-decl.c (check_for_loop_decls): Improve error message. Give
1304 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1307 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
1308 (convert_for_assignment): Pass corrent OPT_W* parameter to
1309 WARN_FOR_ASSIGNMENT.
1311 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
1314 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
1316 2008-08-27 Paul Brook <paul@codesourcery.com>
1318 * config.gcc: Loosen checks for arm uclinux eabi targets.
1320 2008-08-27 Paul Brook <paul@codesourcery.com>
1322 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
1324 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1326 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
1328 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
1329 the enumerators of an ENUMERAL_TYPE.
1330 * dbxout.c (dbxout_type): Ditto.
1332 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
1335 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
1336 (fwprop_addr): Check that the loop_father is not the outer loop.
1338 2008-08-26 Paul Brook <paul@codesourcery.com>
1340 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
1341 Remove documentation entry for fmul type.
1342 Use fmuls to annotate single-precision multiplication patterns,
1343 fmuld to annotate double-precision multiplication patterns,
1344 fmacs to annotate single-precision multiply-accumulate patterns
1345 and fmacd to annotate double-precision multiply-accumulate patterns.
1346 * config/arm/vfp11.md: Update reservations accordingly.
1347 * config/arm/arm.md: Note that certain values of the "type"
1348 attribute are documented in vfp.md.
1349 * config/arm/arm1020e.md: Remove out of date duplicate comment.
1350 (v10_cvt): Use new fmul types.
1352 2008-08-26 Paul Brook <paul@codesourcery.com>
1354 * config/arm/vfp.md: Move pipeline description for VFP11 to...
1355 * config/arm/vfp11.md: ...here. New.
1356 * config/arm/arm.md: Include vfp11.md.
1358 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
1360 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
1361 parameter to inform call.
1363 2008-08-26 Jeff Law <law@redhat.com>
1365 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
1366 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
1367 preferred class when copying a constant into a partial word register.
1369 2008-08-26 Ben Elliston <bje@au.ibm.com>
1371 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
1372 * cp/typeck.c: Likewise.
1373 * cp/tree.c: Likewise.
1374 * gimple-low.c: Likewise.
1377 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
1379 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
1380 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
1382 * doc/passes.texi: Describe IRA.
1384 * doc/tm.texi (IRA_COVER_CLASSES,
1385 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
1387 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
1388 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
1389 -fira-propagate-cost, -fno-ira-share-save-slots,
1390 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
1392 * flags.h (ira_algorithm): New enumeration.
1393 (flag_ira_algorithm, flag_ira_verbose): New external variable
1396 * postreload.c (gate_handle_postreload): Don't do post reload
1397 optimizations unless the reload is completed.
1399 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
1402 * tree-pass.h (pass_ira): New external variable declaration.
1404 * reload.h: Add 2008 to the Copyright.
1406 * cfgloopanal.c: Include params.h.
1407 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
1410 * params.h (IRA_MAX_LOOPS_NUM): New macro.
1412 * toplev.c (ira.h): New include.
1413 (flag_ira_algorithm, flag_ira_verbose): New external variables.
1414 (backend_init_target): Call ira_init.
1415 (backend_init): Call ira_init_once.
1416 (finalize): Call finish_ira_once.
1418 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
1419 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
1422 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
1423 may_move_out_cost): New external variable declarations.
1424 (move_table): New typedef.
1426 * caller-save.c: Include headers output.h and ira.h.
1427 (no_caller_save_reg_set): New global variable.
1428 (save_slots_num, save_slots): New variables.
1429 (reg_save_code, reg_restore_code, add_stored_regs): Add
1431 (init_caller_save): Set up no_caller_save_reg_set.
1432 (init_save_areas): Reset save_slots_num.
1433 (saved_hard_reg): New structure.
1434 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
1435 (initiate_saved_hard_regs, new_saved_hard_reg,
1436 finish_saved_hard_regs, saved_hard_reg_compare_func): New
1438 (setup_save_areas): Add code for sharing stack slots.
1439 (all_blocks): New variable.
1440 (save_call_clobbered_regs): Process pseudo-register too.
1441 (mark_set_regs): Process pseudo-register too.
1442 (insert_one_insn): Put the insn after bb note in a empty basic
1443 block. Add insn check.
1445 * global.c (eliminable_regset): Make it external.
1446 (mark_elimination): Use DF_LR_IN for IRA.
1447 (pseudo_for_reload_consideration_p): New.
1448 (build_insn_chain): Make it external. Don't ignore spilled
1449 pseudos for IRA. Use pseudo_for_reload_consideration_p.
1450 (gate_handle_global_alloc): New function.
1451 (pass_global_alloc): Add the gate function.
1453 * opts.c (decode_options): Set up flag_ira. Print the warning for
1455 (common_handle_option): Process -fira-algorithm and -fira-verbose.
1457 * timevar.def (TV_IRA, TV_RELOAD): New passes.
1459 * regmove.c (regmove_optimize): Don't do replacement of output for
1462 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
1463 New external variable declarations.
1465 * local-alloc.c (update_equiv_regs): Make it external. Return
1466 true if jump label rebuilding should be done. Rescan new_insn for
1468 (gate_handle_local_alloc): New function.
1469 (pass_local_alloc): Add the gate function.
1471 * alias.c (value_addr_p, stack_addr_p): New functions.
1472 (nonoverlapping_memrefs_p): Use them for IRA.
1474 * common.opt (fira, fira-algorithm, fira-coalesce,
1475 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
1476 fira-verbose): New options.
1478 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
1479 move_cost, may_move_in_cost, may_move_out_cost): Make the
1481 (move_table): Remove typedef.
1482 (init_move_cost): Make it external.
1483 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
1486 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
1487 setup_reg_classes): New function prototypes.
1488 (eliminable_regset): New external variable declaration.
1489 (build_insn_chain, update_equiv_regs): New function prototypes.
1491 * Makefile.in (IRA_INT_H): New definition.
1492 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
1493 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
1494 (reload1.o, toplev.o): Add dependence on ira.h.
1495 (cfgloopanal.o): Add PARAMS_H.
1496 (caller-save.o): Add dependence on output.h and ira.h.
1497 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
1498 ira-emit.o, ira-lives.o): New entries.
1500 * passes.c (pass_ira): New pass.
1502 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
1504 * reload1.c (ira.h): Include the header.
1505 (changed_allocation_pseudos): New bitmap.
1506 (init_reload): Initiate the bitmap.
1507 (compute_use_by_pseudos): Permits spilled registers in FROM.
1508 (temp_pseudo_reg_arr): New variable.
1509 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
1510 IRA. Call alter_reg with the additional parameter. Don't clear
1511 spilled_pseudos for IRA. Restore original insn chain for IRA.
1512 Clear changed_allocation_pseudos at the end of reload.
1513 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
1514 (hard_regno_to_pseudo_regno): New variable.
1515 (count_pseudo): Check spilled pseudos. Set up
1516 hard_regno_to_pseudo_regno.
1517 (count_spilled_pseudo): Check spilled pseudos. Update
1518 hard_regno_to_pseudo_regno.
1519 (find_reg): Use better_spill_reload_regno_p. Check
1520 hard_regno_to_pseudo_regno.
1521 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
1523 (eliminate_regs_1): Use additional parameter for alter_reg.
1524 (finish_spills): Set up pseudo_previous_regs only for spilled
1525 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
1526 more arguments. Don't clear live_throughout and dead_or_set for
1527 spilled pseudos. Use additional parameter for alter_reg. Call
1528 mark_allocation_change. Set up changed_allocation_pseudos.
1529 Remove sanity check.
1530 (emit_input_reload_insns, delete_output_reload): Use additional
1531 parameter for alter_reg. Call mark_allocation_change.
1532 (substitute, gen_reload_chain_without_interm_reg_p): New
1534 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
1536 * testsuite/gcc.dg/20080410-1.c: New file.
1538 * config/s390/s390.h (IRA_COVER_CLASSES,
1539 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
1541 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
1543 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
1545 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
1547 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
1549 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
1551 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
1553 2008-08-24 Jeff Law <law@redhat.com>
1554 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
1555 when ignoring unavailable registers.
1557 2008-08-24 Jeff Law <law@redhat.com>
1558 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
1559 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
1560 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
1561 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
1563 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
1564 * ira-build.c (allocno_range_compare_func): Stabilize sort.
1566 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
1567 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
1568 * reload1.c (find_reg): Process registers in register allocation order.
1570 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
1571 * toplev.c (backend_init_target): Move ira_init call from
1573 (lang_dependent_init_target): ...to here.
1575 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
1576 * ira.c (setup_class_subset_and_memory_move_costs): Don't
1577 calculate memory move costs for NO_REGS.
1579 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
1580 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
1581 STACK_REGS is defined.
1583 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1584 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
1586 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
1587 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
1589 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
1590 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
1591 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
1594 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
1595 Dorit Nuzman <dorit@il.ibm.com>
1597 * gcc/config/spu/spu.md (vec_extract_evenv4si,
1598 vec_extract_evenv4sf, vec_extract_evenv8hi,
1599 vec_extract_evenv16qi, vec_extract_oddv4si,
1600 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
1601 vec_interleave_highv4sf, vec_interleave_lowv4sf,
1602 vec_interleave_highv4si, vec_interleave_lowv4si,
1603 vec_interleave_highv8hi, vec_interleave_lowv8hi,
1604 vec_interleave_highv16qi, vec_interleave_lowv16qi,
1605 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
1607 2008-08-25 Janis Johnson <janis187@us.ibm.com>
1610 * config/rs6000/rs6000.c (optimization_options): Don't default to
1611 section anchors without toplevel reorder.
1613 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1615 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
1616 (mfc_end_critical_section): Likewise.
1618 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1620 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
1621 all type qualifiers from element type to vector type.
1623 2008-08-25 David Daney <ddaney@avtrex.com>
1625 * config/mips/mips.md (immediate_insn): Move up in file, fix
1626 comment typo, reformat.
1627 (fetchop_bit, atomic_hiqi_op memory_barrier,
1628 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
1629 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
1630 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
1631 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
1632 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
1633 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
1634 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
1635 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
1636 sync_old_nand<mode>, sync_new_nand<mode>,
1637 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
1638 test_and_set_12): Moved to sync.md.
1640 * config/mips/sync.md: New file.
1642 2008-08-25 Richard Henderson <rth@redhat.com>
1644 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
1645 (regsave): Likewise.
1646 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
1647 (output_cfi_directive): Likewise.
1648 (div_data_align): New.
1649 (output_cfi): Use it.
1651 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
1653 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
1654 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
1655 (TARGET_OCTEON): New macro.
1656 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
1657 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
1658 (ISA_HAS_POP): New macro.
1659 * config/mips/driver-native.c (host_detect_local_cpu): Handle
1661 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1663 * config/mips/mips.md (cpu): Add octeon.
1664 (type): Add pop attribute value.
1665 (popcount<mode>2): New pattern.
1666 * doc/invoke.texi (-march=@var{arch}): Add octeon.
1668 2008-08-24 Jan Hubicka <jh@suse.cz>
1670 * doc/invoke.texi (-fipa-cp-clone): New option.
1671 (-fipa-cp): Update docs.
1672 (--param ipcp-unit-growth):New.
1673 * ipa-cp.c: Include fibheap.h, params.h
1674 (ipcp_initialize_node_lattices): When not cloning, all externally
1675 visible functions are bottom.
1676 (ipcp_need_redirect_p): Accept clones.
1677 (ipcp_insert_stage): Use cost driven heuristics.
1678 (max_count, dead_nodes): New static vars.
1679 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
1680 ipcp_const_param_count): New functions.
1681 * common.opt (ipa-cp-clone): New command line option.
1682 * params.def (ipcp-unit-growth): New.
1684 2008-08-24 Jan Hubicka <jh@suse.cz>
1686 * tree-inline.c (tree_function_versioning): Look harder
1687 for referenced vars.
1689 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
1691 PR tree-optimization/37185
1692 * matrix-reorg.c (transform_access_sites): Update changed stmt.
1694 2008-08-23 Jan Hubicka <jh@suse.cz>
1696 * ipa-cp.c (ipcp_analyze_node): New function.
1697 (ipcp_update_cloned_node): Use it.
1698 (ipcp_init_stage): Likewise.
1699 * ipa-inline.c (function_insertion_hook_holder): New static var.
1700 (analyze_function): Break out from ....
1701 (inline_generate_summary): Here; register insertion hook.
1702 (cgraph_decide_inlining): Remove hook.
1703 (add_new_function): New function.
1705 2008-08-23 Jan Hubicka <jh@suse.cz>
1707 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
1709 2008-08-23 Jan Hubicka <jh@suse.cz>
1711 * ipa-cp.c (constant_val_insert): Remove.
1712 (ipcp_propagate_one_const): Remove.
1713 (ipcp_create_replace_map): Always insert replacements to the map.
1714 (ipcp_insert_stage): Do not try to insert statements by hand.
1715 * tree-inline.c (insert_init_stmt): Break out from ...
1716 (setup_one_parameter): ... here; allow NULL BB pointer.
1717 (tree_function_versioning): Use setup_one_parameter to process
1720 2008-08-23 Jan Hubicka <jh@suse.cz>
1722 * tree.c (decl_address_ip_invariant_p): New function.
1723 * tree.h (decl_address_ip_invariant_p): Declare.
1724 * gimple.c (strip_invariant_refs): Break out from ...
1725 (is_gimple_invariant_address): ... here
1726 (is_gimple_ip_invariant_address): New function.
1727 (is_gimple_ip_invariant): New function.
1728 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
1731 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
1732 (ipcp_lat_is_insertable): All constants are insertable.
1733 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
1734 IPA_CONST_VALUE_REF.
1735 (ipcp_initialize_node_lattices): Propagate all types of operands.
1736 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
1737 (ipcp_create_replace_map): Reformat.
1738 (ipcp_need_redirect_p): Simplify.
1739 (ipcp_insert_stage): Check that argument is used before clonning.
1740 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
1741 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
1742 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
1743 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
1744 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
1745 (jump_func_type): Remove IPA_CONST_VALUE_REF.
1746 * tree-inline.c (tree_function_versioning): Add variables referenced by
1749 2008-08-23 Jan Hubicka <jh@suse.cz>
1752 * i386.c (standard_80387_constant_p): Use optimize_size.
1754 2008-08-23 Ira Rosen <irar@il.ibm.com>
1756 PR tree-optimization/37161
1757 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
1758 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
1759 (vect_determine_vectorization_factor): Move the scalar type
1760 retrieval to vect_get_smallest_scalar_type.
1761 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
1762 scalar type. Remove redundant computation.
1763 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
1764 (vect_get_slp_defs): Take the type of RHS into account if
1765 necessary by calling vect_get_smallest_scalar_type. Call
1766 vect_get_constant_vectors with additional argument.
1768 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1771 * doc/invoke.texi (Wwrite-strings): Clarify description.
1773 2008-08-23 Ira Rosen <irar@il.ibm.com>
1775 PR tree-optimization/37174
1776 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
1777 def stmt is a part of the loop before accessing its stmt_vec_info.
1779 2008-08-22 Anatoly Sokolov <aesok@post.ru>
1782 * config/avr/avr.md (UNSPEC_SWAP): New constants.
1783 (*swap): New insn pattern.
1784 (*ashlqi3): Rename from ashlqi3 insn pattern.
1785 (ashlqi3): New expanders.
1786 (*lshrqi3): Rename from lshrqi3 insn pattern.
1787 (lshrqi3): New expanders.
1788 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
1789 lshrqi3_const5, lshrqi3_const6): New splitters.
1790 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
1791 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
1794 2008-08-22 Richard Guenther <rguenther@suse.de>
1796 PR tree-optimization/37078
1797 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
1798 [+INF, +INF] ranges.
1800 2008-08-22 Richard Guenther <rguenther@suse.de>
1802 PR tree-optimization/37143
1803 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
1804 a conversion statement instead of a copy.
1806 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
1809 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
1810 CCCmode, CCOmode and CCSmode destination modes.
1813 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
1814 from different units in a single alternative.
1815 (*vec_extractv2sf_1): Ditto.
1816 (*vec_extractv2si_0): Ditto.
1817 (*vec_extractv2si_1): Ditto.
1818 * config/i386/sse.md (sse2_storehpd): Ditto.
1819 (sse2_storelpd): Ditto.
1820 (sse2_loadhpd): Ditto.
1821 (sse2_loadlpd): Ditto.
1824 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
1825 (popcountsi2): Ditto.
1826 (clzdi2_abm): Ditto.
1827 (popcountdi2): Ditto.
1828 (clzhi2_abm): Ditto.
1829 (popcounthi2): Ditto.
1831 2008-08-22 Richard Guenther <rguenther@suse.de>
1835 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
1836 if the multiplication does not overflow.
1838 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
1840 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
1842 2008-08-21 Richard Henderson <rth@redhat.com>
1844 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
1845 spurrious comma from test.
1846 * configure: Rebuild.
1848 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1851 * builtins.c (fold_builtin_next_arg): Add warning about undefined
1854 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
1856 * c-tree.h (grokfield): New argument.
1857 * c-decl.c (grokfield): Handle new location argument.
1858 * c-parser.c (c_parser_struct_declaration): Pass location to
1861 2008-08-21 Richard Guenther <rguenther@suse.de>
1863 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
1865 2008-08-21 Jan Hubicka <jh@suse.cz>
1867 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
1868 (cgraph_add_function_insertion_hook,
1869 cgraph_remove_function_insertion_hook,
1870 cgraph_call_function_insertion_hooks): New functions.
1871 * cgraph.h (cgraph_add_function_insertion_hook,
1872 cgraph_remove_function_insertion_hook,
1873 cgraph_call_function_insertion_hooks): Declare.
1874 * ipa-reference.c (function_insertion_hook_holder): New variable.
1875 (check_operand, look_for_address_of): When checking late, do not care
1876 about module bitmaps.
1877 (add_new_function): New function.
1878 (generate_summary): Register hooks; zero module bitmaps.
1879 (propagate): Unregister hooks.
1880 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
1881 (add_new_function): New function.
1882 (generate_summary): Register hook.
1883 (propagate): Remove hook.
1885 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
1887 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
1888 * ipa-cp.c (ipcp_update_cloned_node): New function.
1889 (build_const_val): Handle functions correctly; bring type logic
1890 into sync with tree-inline.c
1891 (ipcp_init_stage): Take care of computing stuff needed by
1892 indirect inlining; update clones.
1893 (ipcp_generate_summary): Break out of ipcp_driver.
1894 (ipcp_driver): Do only execution and transformation.
1895 (pass_ipa_cp): Make IPA_PASS.
1896 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
1898 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
1899 ipcp, some info is already available.
1900 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
1901 * tree-inline.c (remap_ssa_name): Unshare expression.
1903 2008-08-21 Richard Guenther <rguenther@suse.de>
1905 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
1906 a PHI ask VN if it is already available.
1907 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
1908 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
1910 2008-08-21 Richard Guenther <rguenther@suse.de>
1913 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
1914 makes sure to produce a result of the correct type.
1916 2008-08-21 Jan Hubicka <jh@suse.cz>
1917 Backport from LTO branch:
1919 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1920 Jan Hubicka <jh@suse.cz>
1923 (init_state, finish_state, set_function_state, generate_summary):
1925 (scan_stmt): Renamed from scan_function. Changed to keep state in
1926 local static vars rather than cgraph aux field.
1927 (propagate): Renamed from static_execute. Changed to keep state in
1928 local static vars rather than cgraph aux field.
1929 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
1930 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
1932 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1934 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
1935 * ipa-reference.c (init_function_info, generate_summary,
1936 propagate): New functions.
1937 (analyze_function): Call init_function_info.
1938 (static_execute): Stripped into generate_summary and propagate.
1939 (pass_ipa_reference): Made into ipa_opt_pass.
1941 2008-08-21 Richard Guenther <rguenther@suse.de>
1943 PR tree-optimization/37181
1944 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
1946 (extract_range_from_unary_expr): Likewise.
1948 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1950 * diagnostic.c (pedwarn_at): Rename as pedwarn.
1952 * toplev.h (pedwarn_at): Likewise.
1953 * builtins.c: Update all calls to pedwarn.
1954 * c-lex.c: Likewise.
1955 * toplev.c: Likewise.
1956 * c-tree.h: Likewise.
1957 * c-decl.c: Likewise.
1958 * c-errors.c: Likewise.
1959 * c-typeck.c: Likewise.
1960 * c-common.c: Likewise.
1961 * c-parser.c: Likewise.
1963 2008-08-20 Joseph Myers <joseph@codesourcery.com>
1966 * config/sparc/sparc.c (function_arg_slotno): Handle structure
1967 with MODE_VECTOR_INT mode.
1969 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1972 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
1973 initialized outside the current module.
1974 (warn_uninitialized_var): Ignore left-hand side when walking the
1975 trees. Ignore address expressions. Examine VUSE operands in gimple
1976 statements with a variable declaration on the right-hand side.
1978 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
1981 * rtlanal.c (subreg_offset_representable_p): Revert last change.
1983 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1986 * c-common.c (conversion_warning): Do not warn if applying bit-and
1987 operator to unsigned constant that fits in the target type.
1989 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1992 * c-common.c (conversion_warning): Do not warn for artificial
1995 2008-08-20 Richard Guenther <rguenther@suse.de>
1997 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
1998 (extract_range_from_binary_expr): Fall back to constant propagation.
1999 (extract_range_from_unary_expr): Likewise.
2001 2008-08-20 Richard Guenther <rguenther@suse.de>
2003 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
2004 with TREE_THIS_VOLATILE on shared nodes.
2005 (fold_stmt_r): Likewise.
2007 2008-08-20 Jakub Jelinek <jakub@redhat.com>
2010 * c-parser.c (c_parser_attributes): For keywords use canonical
2011 spelling for attr_name.
2013 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2015 * value-prof.c (check_counter): Revert wrong call to error.
2017 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2019 * profile.c: Update calls to inform.
2020 * value-prof.c: Update calls to inform.
2022 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2024 * diagnostic.c (inform): Add an explicit location_t parameter.
2025 * toplev.h (inform): Update declaration.
2026 * builtins.c: Update all calls to inform.
2027 * c-common.c: Likewise.
2028 * c-decl.c: Likewise.
2029 * c-opts.c: Likewise.
2030 * c-pch.c: Likewise.
2031 * c-pragma.c: Likewise.
2032 * c-typeck.c: Likewise.
2033 * coverage.c: Likewise.
2035 * toplev.c: Likewise.
2036 * tree-cfg.c: Likewise.
2037 * tree-ssa.c: Likewise.
2039 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
2042 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
2043 V2DI mode, for SSE4.1, use movq instead of vector set if the
2044 second element is zero and inter-unit moves are OK.
2046 2008-08-20 Richard Guenther <rguenther@suse.de>
2048 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
2049 properly handle conversion/copy chains after tuplification.
2051 2008-08-20 Richard Guenther <rguenther@suse.de>
2053 * passes.c (init_optimization_passes): Move the second
2054 forwprop pass before alias computation. Remove the second
2055 DCE pass. Remove the first dominator and phi copy/const
2058 2008-08-20 Nick Clifton <nickc@redhat.com>
2060 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
2061 support of this feature. Do not assume that a sufficiently new
2062 assembler will support the feature regardless of the target type.
2063 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
2064 * configure: Regenerate.
2066 2008-08-20 Richard Guenther <rguenther@suse.de>
2068 * tree-vrp.c (found_in_subgraph): Remove.
2069 (live): New global static.
2070 (live_on_edge): New function.
2071 (blocks_visited): Remove.
2072 (register_edge_assert_for_2): Use live_on_edge.
2073 (find_conditional_asserts): Remove code dealing with
2074 found_in_subgraph. Do not walk the CFG.
2075 (find_switch_asserts): Likewise.
2076 (find_assert_locations_1): Renamed from find_assert_locations.
2077 Move finding assert locations for conditional and switch
2078 statements first. Update live bitmap. Do not walk the CFG.
2079 (find_assert_locations): New function.
2080 (insert_range_assertions): Remove entry of CFG walk.
2081 Adjust call to find_assert_locations.
2082 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
2083 that only can appear because of fake exit edges but assert we
2084 never try to insert on those.
2085 (fini_pre): Do not remove fake exit edges here...
2086 (execute_pre): ...but here, before committing edge inserts.
2088 2008-08-19 Richard Guenther <rguenther@suse.de>
2090 * passes.c (init_optimization_passes): Exchange store-ccp
2093 2008-08-19 Rafael Espindola <espindola@google.com>
2095 * varasm.c (weak_decls): Move earlier in the file.
2096 (assemble_external): Add weak decls to the weak_decls list.
2097 (declare_weak): Don't add decls to the weak_decls list.
2099 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
2102 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
2103 before (sse2_shufpd_<mode>).
2105 2008-08-19 Jakub Jelinek <jakub@redhat.com>
2108 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
2109 * tree.c (block_nonartificial_location): Likewise.
2111 2008-08-19 Richard Guenther <rguenther@suse.de>
2113 PR tree-optimization/35972
2114 PR tree-optimization/23094
2115 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
2117 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
2118 handle MISALIGNED_INDIRECT_REF.
2119 (get_ref_from_reference_ops): New helper.
2120 (vn_reference_lookup_pieces): Walk the use-def chain using the
2121 alias-oracle if requested.
2122 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
2123 walking the use-def chain.
2124 (compute_avail): But not here.
2125 (create_component_ref_by_pieces_1): Properly handle
2126 MISALIGNED_INDIRECT_REF.
2127 (do_regular_insertion): Handle fully redundant
2128 expressions after PHI-translation also for SSA_NAME values, not
2129 only constants. Correctly use edoubleprime for that.
2131 2008-08-19 Ira Rosen <irar@il.ibm.com>
2133 * tree-vectorizer.c (supportable_widening_operation): Support
2134 multi-step conversion, return the number of steps in such conversion
2135 and the required intermediate types.
2136 (supportable_narrowing_operation): Likewise.
2137 * tree-vectorizer.h (vect_pow2): New function.
2138 (supportable_widening_operation): Change argument types.
2139 (supportable_narrowing_operation): Likewise.
2140 (vectorizable_type_promotion): Add an argument.
2141 (vectorizable_type_demotion): Likewise.
2142 * tree-vect-analyze.c (vect_analyze_operations): Call
2143 vectorizable_type_promotion and vectorizable_type_demotion with
2144 additional argument.
2145 (vect_get_and_check_slp_defs): Detect patterns.
2146 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
2148 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
2149 vect_build_slp_tree with correct arguments. Calculate unrolling factor
2150 according to the smallest type in the loop.
2151 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
2152 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
2153 supportable_widening_operation with correct arguments.
2154 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
2155 operands lists according to the number of vector statements in left
2156 or right node, if exists.
2157 (vect_gen_widened_results_half): Remove unused argument.
2158 (vectorizable_conversion): Call supportable_widening_operation,
2159 supportable_narrowing_operation, and vect_gen_widened_results_half
2160 with correct arguments.
2161 (vectorizable_assignment): Change documentation, support multiple
2163 (vectorizable_operation): Likewise.
2164 (vect_get_loop_based_defs): New function.
2165 (vect_create_vectorized_demotion_stmts): Likewise.
2166 (vectorizable_type_demotion): Support loop-aware SLP and general
2167 multi-step conversion. Call vect_get_loop_based_defs and
2168 vect_create_vectorized_demotion_stmts for transformation.
2169 (vect_create_vectorized_promotion_stmts): New function.
2170 (vectorizable_type_promotion): Support loop-aware SLP and general
2171 multi-step conversion. Call vect_create_vectorized_promotion_stmts
2173 (vectorizable_store): Change documentation, support multiple
2175 (vectorizable_load): Likewise.
2176 (vect_transform_stmt): Pass SLP_NODE to
2177 vectorizable_type_promotion and vectorizable_type_demotion.
2178 (vect_schedule_slp_instance): Move here the calculation of number
2179 of vectorized statements for each node from...
2180 (vect_schedule_slp): ... here.
2181 (vect_transform_loop): Call vect_schedule_slp without the last
2184 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
2187 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
2188 to == in assert statement.
2189 (vectorizable_reduction): Fix typo.
2191 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
2194 * value-prof.c (check_counter): Dereference pointer to overall
2195 count when printing it.
2197 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
2199 * profile.h: Really add it.
2201 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
2203 * mcf.c: Really add it.
2205 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
2206 Vinodha Ramasamy <vinodha@google.com>
2208 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
2210 * value-prof.c (check_counter): Fix the counter if
2211 flag_profile_correction is true.
2212 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2213 tree_mod_subtract_transform):
2214 Follow check_counter parameter change.
2215 * common.opt (fprofile-correction): New option.
2217 * profile.h: Likewise.
2218 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
2219 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
2220 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
2222 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
2223 flag_profile_correction is set.
2225 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
2227 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
2229 2008-08-18 Tomas Bily <tbily@suse.cz>
2231 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
2232 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
2234 * tree-data-ref.c (split_constant_offset_1): Likewise.
2235 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
2236 * tree-sra.c (sra_walk_expr): Likewise.
2237 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
2238 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2239 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
2240 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
2242 * gimple.c (gimple_assign_unary_nop_p): Likewise.
2243 * tree-vect-transform.c (vectorizable_type_demotion)
2244 (vectorizable_type_promotion): Likewise.
2245 * tree-inline.c (expand_call_inline):
2246 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2247 (forward_propagate_addr_expr_1, forward_propagate_comparison)
2248 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2249 * expr.c (expand_expr_real_1): Likewise.
2250 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
2251 (gimple_assign_unary_useless_conversion_p): Likewise.
2252 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2253 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
2254 * fold-const.c (fold_unary): Likewise.
2255 * tree.h (CONVERT_EXPR_P): Likewise.
2256 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
2257 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2259 (register_edge_assert_for_2, extract_range_from_unary_expr)
2260 (register_edge_assert_for_1): Likewise.
2262 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2264 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
2265 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
2266 (enum real_value_const): Delete.
2267 (get_real_const): Delete.
2268 * real.c (get_real_const): Delete.
2269 (dconst_e_ptr): Define.
2270 (dconst_third_ptr): Define.
2271 (dconst_sqrt2_ptr): Define.
2272 * builtins.c: Update all callers.
2274 2008-08-18 Richard Guenther <rguenther@suse.de>
2276 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
2277 statement iterator after statement removal.
2279 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
2281 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
2282 (detect_processor_freebsd): Likewise.
2283 (host_detect_local_cpu): Call newly added functions for FreeBSD.
2285 2008-08-18 Richard Guenther <rguenther@suse.de>
2287 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
2288 and loads have the correct types.
2290 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2293 * c-opts.c (cpp_opts): Remove static.
2294 * c-parser.c (cpp_opts): Declare it extern.
2295 (disable_extension_diagnostics): Handle cpp options.
2296 (enable_extension_diagnostics): Likewise.
2298 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2300 * diagnostics.c (permerror_at): Rename as permerror.
2301 (permerror): Delete.
2302 * toplev.h: Likewise.
2304 2008-08-18 Richard Guenther <rguenther@suse.de>
2306 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
2307 sdse1 and addressables2 passes. Replace dce1 with cddce1.
2308 Move call_cdce before build_alias. Move copyrename2,
2309 cunrolli and ccp2 beafore build_alias. Re-add addressable2
2310 right after final inlining.
2311 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
2312 (pass_build_cfg): But instead via TODO_dump_func.
2314 2008-08-18 Richard Guenther <rguenther@suse.de>
2316 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
2318 (scalarize_init): If we failed to generate some initializers
2319 do not generate zeros for not instantiated members. Instead
2320 rely on the copy out.
2321 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
2322 about missing flow-sensitive alias info only if we have
2325 2008-08-17 Nick Clifton <nickc@redhat.com>
2327 * doc/extend.texi (Function Attributes): Fix typo in description
2328 if hot function attribute.
2330 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
2331 Richard Sandiford <rdsandiford@googlemail.com>
2333 * doc/install.texi (--with-mips-plt): Document.
2334 * doc/invoke.texi (-mplt, -mno-plt): Document.
2335 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
2336 and handle ${with_mips_plt}.
2337 * config/mips/mips.opt (mplt): New option.
2338 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
2339 (TARGET_ABICALLS_PIC2): Likewise.
2340 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
2341 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
2342 (ASM_SPEC): Use !mabi=* instead of !mabi*.
2343 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
2344 to decide whether to output ".option picX" directives.
2345 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
2346 Pass -call_nonpic rather than -KPIC for -mplt.
2347 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
2348 on the command line. Also remove it when -mabi=64 is used without
2350 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
2351 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
2352 TARGET_ABICALLS_PIC0.
2353 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
2355 (mips16_build_function_stub): Only output ".option pic" directives
2356 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
2357 (mips16_build_call_stub): Fix comment and remove redundant
2358 ".set at"/"set .noat" directives.
2359 (mips_function_rodata_section): Use the default behaviour for
2360 TARGET_ABSOLUTE_ABICALLS.
2361 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
2362 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
2363 (mips_restore_gp): Do nothing if the current function doesn't use
2365 (mips_expand_prologue): Only save $gp if the current function uses it.
2366 Use a normal move for TARGET_ABICALLS_PIC0.
2367 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
2369 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
2371 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
2372 of function when handling GLOBAL_POINTER_REGNUM.
2374 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
2377 * common.opt (-fstack-check): Do not declare the variable here.
2378 (-fstack-check=): New option variant.
2379 * doc/invoke.texi (Code Gen Options): Document it.
2380 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
2381 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
2382 (STACK_CHECK_STATIC_BUILTIN): New macro.
2383 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
2384 * opts.c: Include expr.h.
2385 (common_handle_option) <OPT_fold_stack_check_>: New case.
2386 <OPT_fstack_check>: Likewise.
2387 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
2388 consistently in the test for variable-sized types. Adjust for
2389 new behaviour of flag_stack_check.
2390 * explow.c: Include except.h.
2391 (allocate_dynamic_stack_space): Do not take into account
2392 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
2393 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
2394 for variable-sized parameters. Treat all parameters whose size is
2395 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
2396 stack checking is enabled.
2397 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
2398 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
2399 if generic stack checking is enabled.
2400 (expand_function_end): Adjust for new behaviour of flag_stack_check.
2401 * reload1.c (reload): Likewise.
2402 * stmt.c (expand_decl): Assert that all automatic variables have
2403 fixed size at this point and remove dead code.
2404 * flags.h (stack_check_type): New enumeration type.
2405 (flag_stack_check): Declare.
2406 * toplev.c (flag_stack_check): New global variable.
2407 * Makefile.in (opts.o): Add dependency on EXPR_H.
2408 (explow.o): Add dependency on except.h.
2410 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
2412 * config/avr/avr.c (avr_override_options): Reduce value of
2413 PARAM_INLINE_CALL_COST.
2415 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
2417 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
2418 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
2419 lieu of TYPE_MODE (type) throughout.
2421 2008-08-15 Joseph Myers <joseph@codesourcery.com>
2423 * config/arm/arm.c (add_minipool_backward_ref): Check for
2424 8-byte-aligned entries in second case of forcing insertion after a
2425 particular entry. Change third case to avoid inserting
2426 non-8-byte-aligned entries before 8-byte-aligned ones.
2428 2008-08-15 Richard Guenther <rguenther@suse.de>
2430 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
2431 strip components for unknown size accesses.
2433 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
2435 * config/s390/2097.md New file.
2436 * config/s390/s390.md ("z10prop" attribute): Define none,
2437 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
2438 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
2439 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
2440 possible values and apply them to insns as appropriate.
2441 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
2442 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
2443 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
2444 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
2446 ("bfp" mode attribute): Removed. Every occurence replaced
2448 * config/s390/s390.c (struct "z10_cost"): Updated entries.
2449 * config/s390/2084.md (insn_reservation "x_itof"): Updated
2452 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2455 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
2458 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
2460 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
2461 additional argument. Support reduction when duplication is needed due
2462 to data-types of different sizes in the loop.
2463 (get_initial_def_for_induction): Fix printout.
2464 (vect_get_vec_def_for_stmt_copy): Support case where the
2465 vec_stmt_for_operand is a phi node.
2466 (vectorizable_reduction): Support reduction when duplication is needed
2467 due to data-types of different sizes in the loop.
2468 (vectorizable_call): Remove restriction to not vectorize in case we
2469 have data-types of different sizes in the loop.
2470 (vectorizable_conversion): Likewise.
2471 (vectorizable_operation): Likewise.
2472 (vectorizable_type_demotion): Likewise.
2473 (vectorizable_type_promotion): Likewise.
2474 (vectorizable_induction): Add restriction to not vectorize in case
2475 we have data-types of different sizes in the loop.
2477 2008-08-14 Christophe Saout <christophe@saout.de>
2478 Uros Bizjak <ubizjak@gmail.com>
2481 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
2482 (*vec_concatv2di_rex64_sse4_1): Ditto.
2483 (*vec_concatv2di_rex64_sse): Ditto.
2485 2008-08-14 Jakub Jelinek <jakub@redhat.com>
2488 * fold-const.c (fold_widened_comparison): Do not allow
2489 sign changes that change the result even if shorter type
2490 is wider than arg1_unw's type.
2492 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
2494 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
2495 Skip if the multilib testing specifies -march that does not
2496 agree with the one specified in the testcase.
2498 2008-08-13 Joseph Myers <joseph@codesourcery.com>
2500 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
2501 zero extend SImode values being converted to TFmode before passing
2504 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2506 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
2507 __PPU__ when targeting the Cell/B.E. PPU processor.
2509 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
2511 * gimple.h (gimple_call_set_chain): Accept SSA variables.
2512 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
2513 Rematerialize the static chain, if any.
2514 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
2517 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
2519 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
2520 (new_loc_descr): Likewise.
2521 (add_loc_descr): Likewise.
2522 (size_of_loc_descr): Likewise.
2523 (size_of_locs): Likewise.
2524 (output_loc_operands): Likewise.
2525 (output_loc_sequence): Likewise.
2526 (new_reg_loc_descr): New.
2527 (build_cfa_loc): Use it.
2528 (build_cfa_aligned_loc): Likewise.
2529 (one_reg_loc_descriptor): Likewise.
2530 (based_loc_descr): Likewise.
2532 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2535 * doc/invoke.texi (Wmain): Update.
2536 * c-decl.c (start_decl): warn_main is only 0 or 1.
2537 (start_function): Likewise. Fix formatting.
2538 (finish_function): Delete redundant warning.
2539 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
2540 * c-opts (c_common_handle_option): -Wall only has effect if
2541 warn_main is uninitialized. OPT_Wmain is automatically
2542 handled. -pedantic also enables Wmain.
2543 (c_common_post_options): Handle all logic for Wmain here.
2544 * c-common.c (warn_main): Delete.
2545 (check_main_parameter_types): Make pedwarns conditional on
2547 * c-common.h (warn_main): Delete.
2549 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
2552 * expr.c (emit_group_store): Allocate stack temp with the
2553 largest alignment when copying from register to stack.
2555 2008-08-13 Richard Guenther <rguenther@suse.de>
2557 * tree.h (maybe_fold_offset_to_address): Declare.
2558 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
2559 (ccp_fold): Handle pointer conversions the same as fold_stmt.
2560 Likewise for POINTER_PLUS_EXPR.
2561 (maybe_fold_offset_to_reference): Enable disabled code.
2562 (maybe_fold_offset_to_address): New function.
2563 (fold_stmt_r): Use it.
2564 (fold_gimple_assign): Likewise.
2565 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
2566 (gimplify_expr): Likewise.
2568 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2570 * toplev.h (pedwarn_at): Fix declaration.
2572 2008-08-13 Joseph Myers <joseph@codesourcery.com>
2574 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2575 LINK_SPEC): Use %R in -Y P argument.
2577 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2580 * diagnostic.c (pedwarn_at): New.
2581 * toplev.h (pedwarn_at): Declare.
2582 * c-tree.h (build_enumerator): Update declaration.
2583 * c-decl.c (finish_enum): Update comment.
2584 (build_enumerator): Take a location parameter. Give a pedwarn but do
2585 not perform any conversion.
2586 * c-parser.c (c_parser_enum_specifier): Set correct location for
2589 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2592 * c-common.c (conversion_warning): Use a switch. Ignore boolean
2593 expressions except for conversions to signed:1 bitfields. Handle
2594 COND_EXPR with constant operands.
2596 2008-08-13 Richard Guenther <rguenther@suse.de>
2598 PR tree-optimization/15255
2599 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
2600 (struct oecount_s): New struct and VEC types.
2602 (oecount_hash): New function.
2603 (oecount_eq): Likewise.
2604 (oecount_cmp): Likewise.
2605 (zero_one_operation): New function.
2606 (build_and_add_sum): Likewise.
2607 (undistribute_ops_list): Perform un-distribution of multiplication
2608 and division on the chain of summands.
2609 (should_break_up_subtract): Also break up subtracts for factors.
2610 (reassociate_bb): Delete dead visited statements.
2611 Call undistribute_ops_list. Re-sort and optimize if it did something.
2612 * passes.c (init_optimization_passes): Move DSE before
2614 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
2617 2008-08-12 Janis Johnson <janis187@us.ibm.com>
2619 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
2621 * doc/invoke.texi: Revert unintended checkin.
2623 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
2626 * gcc.c (include_spec_function): Tweak call to find_a_file.
2628 2008-08-12 Jakub Jelinek <jakub@redhat.com>
2631 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
2632 and TRUTH_ORIF_EXPR.
2633 * dojump.c (do_jump): Likewise.
2635 PR tree-optimization/37084
2636 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
2637 if id->regimplify, don't assume stmt is a cast assignment.
2639 2008-08-12 Anatoly Sokolov <aesok@post.ru>
2641 * final.c (final_scan_insn): Use app_enable/app_disable functions.
2643 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2646 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
2649 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2651 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
2652 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
2654 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
2655 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
2656 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
2657 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
2658 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
2660 * doc/tm.texi (Storage Layout): Remove documentation for
2661 TARGET_FLOAT_FORMAT.
2663 * simplify-rtx.c (simplify_binary_operation_1): Replace
2664 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
2666 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2668 * real.h (struct real_format): New member has_sign_dependent_rounding.
2669 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
2670 spu_single_format, ieee_double_format, mips_double_format,
2671 motorola_double_format, ieee_extended_motorola_format,
2672 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
2673 ieee_extended_intel_96_round_53_format, ibm_extended_format,
2674 mips_extended_format, ieee_quad_format, mips_quad_format,
2675 vax_f_format, vax_d_format, vax_g_format): Initialize it.
2676 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
2678 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
2679 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
2680 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
2681 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
2682 (ROUND_TOWARDS_ZERO): Likewise.
2684 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
2685 (FLOAT_MODE_FORMAT): New macro.
2686 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
2687 (MODE_COMPOSITE_P): ... this new macro.
2688 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
2689 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
2690 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
2692 * flags.h: Include "real.h".
2694 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
2695 REAL_MODE_FORMAT_COMPOSITE_P.
2696 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2698 * doc/tm.texi (Storage Layout): Remove documentation of
2699 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
2700 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
2701 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
2702 they only apply to libgcc2.a.
2704 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2706 * config/spu/float_disf.c: New file.
2707 * config/spu/float_unsdisf.c: New file.
2708 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
2709 (LIB2FUNCS_EXCLUDE): Define.
2711 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2712 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2714 * real.h (struct real_format): New member round_towards_zero.
2715 * real.c (round_for_format): Respect fmt->round_towards_zero.
2716 (ieee_single_format, mips_single_format, motorola_single_format,
2717 spu_single_format, ieee_double_format, mips_double_format,
2718 motorola_double_format, ieee_extended_motorola_format,
2719 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
2720 ieee_extended_intel_96_round_53_format, ibm_extended_format,
2721 mips_extended_format, ieee_quad_format, mips_quad_format,
2722 vax_f_format, vax_d_format, vax_g_format): Initialize it.
2723 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
2725 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
2726 real_format to choose rounding mode when calling MPFR functions.
2727 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
2728 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
2730 * real.h (real_to_decimal_for_mode): Add prototype.
2731 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
2732 Respect target rounding mode when generating decimal representation.
2733 (real_to_decimal): New stub for backwards compatibility.
2734 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
2735 real_to_decimal_for_mode instead of real_to_decimal.
2737 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
2739 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2740 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2742 * real.c (spu_single_format): New variable.
2743 * real.h (spu_single_format): Declare.
2745 * config/spu/spu.c (spu_override_options): Install SFmode format.
2746 (spu_split_immediate): Use integer mode to operate on pieces of
2747 floating-point values in all cases.
2749 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
2750 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
2751 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
2753 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2755 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
2757 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2759 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
2761 2008-08-12 Jakub Jelinek <jakub@redhat.com>
2764 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
2765 on the VAR_DECL instead of TYPE_READONLY on its type.
2767 2008-08-12 Ira Rosen <irar@il.ibm.com>
2769 * tree-vectorizer.c: Depend on langhooks.h.
2770 (supportable_widening_operation): Add two arguments. Support double
2772 (supportable_narrowing_operation): Likewise.
2773 * tree-vectorizer.h (supportable_widening_operation): Add two
2775 (supportable_narrowing_operation): Likewise.
2776 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
2777 supportable_widening_operation with correct arguments.
2778 * tree-vect-transform.c (vectorizable_conversion): Likewise.
2779 (vectorizable_type_demotion): Support double type conversions.
2780 (vectorizable_type_promotion): Likewise.
2781 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
2783 2008-08-11 Michael Matz <matz@suse.de>
2785 * i386/i386.c (override_options): Move initialisation from
2786 flag_schedule_insns_after_reload to here from ...
2787 (optimization_options): ... here.
2789 2008-08-11 Jakub Jelinek <jakub@redhat.com>
2791 PR rtl-optimization/36998
2792 * dwarf2out.c (compute_barrier_args_size_1,
2793 compute_barrier_args_size): Temporarily remove assertions.
2795 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2798 * tree-ssa.c (struct walk_data): Add new flag
2799 warn_possibly_uninitialized.
2800 (warn_uninitialized_var): Use it.
2801 (warn_uninitialized_vars): New.
2802 (execute_early_warn_uninitialized): Call it.
2803 (execute_late_warn_uninitialized): Likewise.
2805 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2808 * reload1.c (gen_reload): Guard calls to get_secondary_mem
2811 2008-08-09 Jan Hubicka <jh@suse.cz>
2814 * optabs.c (maybe_emit_unop_insn): Remove produced code if
2816 (expand_fix): Be prepared for expansion to fail.
2817 (expand_sfix_optab): Remove instructions if expansion failed.
2819 2008-08-09 Anatoly Sokolov <aesok@post.ru>
2821 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
2823 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
2824 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2826 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2828 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
2829 mips/t-libgcc-mips16 to tmake_file.
2830 * config/mips/mips-protos.h (mips_call_type): New enum.
2831 (mips_pic_base_register, mips_got_load): Declare.
2832 (mips_restore_gp): Take an rtx argument.
2833 (mips_use_pic_fn_addr_reg_p): Declare.
2834 (mips_expand_call): Replace the sibcall_p argument with
2835 a mips_call_type argument. Add a lazy_p parameter.
2836 (mips_split_call): Declare.
2837 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
2838 (MIPS16_PIC_TEMP): Likewise.
2839 (reg_class): Delete M16_NA_REGS.
2840 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
2841 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
2842 (mips_split_hi_p): Declare.
2843 * config/mips/mips.c (mips_split_hi_p): New array.
2844 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
2845 (mips_got_symbol_type_p): New function.
2846 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
2847 (mips16_stub_function_p): New function.
2848 (mips16_local_function_p): Likewise.
2849 (mips_use_pic_fn_addr_reg_p): Likewise.
2850 (mips_cannot_force_const_mem): Return false for HIGHs.
2851 Extend CONST_INT and symbolic handling to MIPS16, using
2852 mips_symbol_insns to check that the base symbol type is a
2853 legitimate constant. Reject GOT-based constants if
2854 TARGET_MIPS16_PCREL_LOADS.
2855 (mips_const_insns): Check targetm.cannot_force_const_mem when
2856 decomposing a symbolic base and a large offset.
2857 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
2858 When calling a function that needs $25 from MIPS16 code,
2859 move the target address into $25 separately and add a USE
2861 (mips16_gp_pseudo_reg): Insert the initializer immediately
2862 before the first real insn.
2863 (mips_pic_base_register, mips_got_load): New functions.
2864 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
2865 parameter to LOW_OUT. Say that it can be any valid SET_SRC
2866 when splitting a load-address operation. Split SYMBOL_GOT_DISP
2867 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
2868 (mips_call_tls_get_addr): Update the call to mips_expand_call,
2869 also passing NULL_RTX rather than const0_rtx as the aux argument.
2870 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
2871 instead of TARGET_EXPLICIT_RELOCS.
2872 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
2873 (mips_load_call_address): Replace the sibcall_p argument with
2874 a mips_call_type argument. Use mips_got_load.
2875 (mips16_local_alias): New structure.
2876 (mips16_local_aliases): New variable.
2877 (mips16_local_aliases_hash): New function.
2878 (mips16_local_aliases_eq): Likewise.
2879 (mips16_local_alias): Likewise.
2880 (mips16_stub_function): Likewise.
2881 (mips16_build_function_stub): Create a local alias for the target
2882 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
2883 .cpload directive and an R_MIPS_NONE relocation for the target
2884 function, then load the alias rather than the function itself.
2885 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
2886 (mips16_copy_fpr_return_value): Use mips16_stub_function and
2887 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
2888 (mips16_build_call_stub): Replace the FN parameter with an
2889 FN_PTR parameter. Force the address into a register if it
2890 isn't a call_insn_operand; don't rely on the caller to do this.
2891 If a call to a locally-defined and locally-binding MIPS16
2892 function must be made indirectly, redirect the call to the
2893 function's local alias. Use mips16_stub_function_p,
2894 mips16_stub_function, mips_expand_call and use_reg.
2895 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
2896 Use explicit %hi and %lo accesses where possible.
2897 Use MIPS_CALL to generate the correct code form of a
2898 jal instruction. Add clobbers of $18 instead of uses.
2899 Update the call to mips_emit_call_insn.
2900 (mips_expand_call): Replace the SIBCALL_P argument with a
2901 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
2902 Take a LAZY_P parameter. Call mips16_build_call_stub first,
2903 allowing it to modify the call address. Update the calls to
2904 mips_load_call_address and mips_emit_call_insn.
2905 (mips_split_call): New function.
2906 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
2907 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
2908 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
2909 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
2910 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
2912 (mips_cprestore_slot): New function.
2913 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
2914 and use mips_cprestore_slot.
2915 (mips_output_function_prologue): Handle TARGET_MIPS16 for
2917 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
2918 then use a copygp_mips16 instruction to set up $28.
2919 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
2920 (mips16_lay_out_constants): Call split_all_insns_noflow.
2921 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
2922 false if TARGET_MIPS16.
2923 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
2924 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
2925 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
2926 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
2927 MIPS16 code. Allow MIPS16 o32 PIC.
2928 (mips_override_options): Allow MIPS16 o32 PIC.
2929 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
2930 after reload if TARGET_USE_GOT.
2931 (UNSPEC_COPYGP): New constant.
2932 (length): Use a default length of 8 for MIPS16 GOT loads.
2933 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
2934 (*got_page<mode>): Check mips_split_hi_p.
2935 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
2936 (unspec_got<mode>, unspec_call<mode>): New expanders.
2937 (load_got<mode>, load_call<mode>): Remove the length attributes.
2938 Use a got attribute instead of a type attribute.
2939 (copygp_mips16): New insn.
2940 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
2941 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
2942 (sibcall, sibcall_value, call, call_value): Update the calls
2943 to mips_expand_call.
2944 (call_internal, call_value_internal): Use mips_split_call.
2945 (call_value_multiple_internal): Likewise.
2946 (call_split): Move after call_internal (the insn it is split from).
2947 (call_internal_direct, call_value_internal_direct): Turn into
2948 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
2949 (call_direct_split, call_value_direct_split): New patterns.
2950 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
2951 and use M16_REGS instead of M16_NA_REGS.
2952 * config/mips/predicates.md (const_call_insn_operand): Replace
2953 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
2954 mips_use_pic_fn_addr_reg_p check.
2955 (move_operand): Reject HIGHs if mips_split_hi_p.
2956 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
2957 (__mips16_floatunsisf): Inline __mips16_floatsisf.
2958 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
2959 * config/mips/libgcc-mips16.ver: New file.
2960 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
2961 $(srcdir)/config/mips/libgcc-mips16.ver.
2963 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2965 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
2966 (mips_unspec_address, mips_unspec_offset_high): Likewise.
2967 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
2968 (mips16_cfun_returns_in_fpr_p): Likewise.
2970 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2972 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
2973 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
2974 rather than 4 to PC.
2976 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2978 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
2979 (FUNCTION_PROFILER): Save the static chain pointer into $2
2980 beforehand and restore it aftewards.
2981 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
2982 address directly into $25 and call the function through $25;
2983 do not clobber $3. Pad the DImode version to cover the space
2984 left by the deleted $25 <- $3 move.
2985 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
2986 the removal of the $25 <- $3 move.
2987 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
2988 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
2990 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2991 Daniel Jacobowitz <dan@codesourcery.com>
2993 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
2994 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
2995 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
2996 * config/mips/mips.c (mips_start_function_definition): New function.
2997 (mips_end_function_definition): Likewise.
2998 (mips_output_function_prologue): Use mips_start_function_definition.
2999 (mips_output_function_epilogue): Use mips_end_function_definition.
3000 (build_mips16_function_stub): Use mips_start_function_definition
3001 and mips_end_function_definition.
3002 (build_mips16_call_stub): Likewise.
3004 2008-08-09 Richard Guenther <rguenther@suse.de>
3006 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
3007 * gimple.h (gimple_call_fn): Adjust comment.
3008 (gimple_call_set_fndecl): New function.
3009 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
3010 longer having bare FUNCTION_DECL operand.
3011 (gimple_call_return_type): Likewise.
3012 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
3014 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
3015 (gimple_mod_pow2): Likewise.
3016 (gimple_mod_subtract): Likewise.
3017 (gimple_ic): Likewise.
3018 (gimple_stringop_fixed_value): Likewise.
3019 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
3020 longer having bare FUNCTION_DECL operand.
3021 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
3022 * omp-low.c (optimize_omp_library_calls): Likewise.
3023 * cgraphunit.c (update_call_expr): Likewise.
3024 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
3025 (execute_convert_to_rsqrt): Likewise.
3026 * cfgexpand.c (gimple_to_tree): Simplify.
3027 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
3028 bare FUNCTION_DECL operand.
3029 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
3030 (convert_gimple_call): Use gimple_call_fndecl.
3031 * c-common.c (c_warn_unused_result): Likewise.
3033 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3036 * c-typeck.c (digest_init): Call verify_sequence_points from here.
3037 (c_finish_return): Likewise.
3038 (c_start_case): Likewise.
3039 * c-common.c (warn_for_collisions_1): Use explicit location in
3041 * c-parser.c (c_parser_condition): New. Call
3042 verify_sequence_points.
3043 (c_parser_paren_condition): Call c_parser_condition.
3044 (c_parser_for_statement): Call c_parser_condition.
3046 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3049 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
3050 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
3051 Moved from diagnostic.h
3052 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
3054 (emit_diagnostic): New.
3055 (warning0, pedwarn0): Delete.
3056 (warning, warning_at, pedwarn, permerror): Return bool.
3057 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
3058 Moved to diagnostic.c.
3059 (struct diagnostic_context): Use correct type for
3060 classify_diagnostic.
3061 (diagnostic_report_diagnostic): Update declaration.
3062 (emit_diagnostic): Declare.
3063 * errors.c (warning): Return bool.
3064 * errors.h (warning): Update declaration.
3065 * toplev.h (warning0, pedwarn0): Delete.
3066 (warning, warning_at, pedwarn, permerror): Return bool.
3067 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
3068 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
3069 inform. Update all calls.
3070 (diagnose_mismatched_decls): Check return value of warning/pedwarn
3071 before giving informative note.
3072 (implicit_decl_warning): Likewise.
3073 * c-typeck.c (build_function_call): Likewise.
3074 * tree-sssa.c (warn_uninit): Likewise.
3075 * builtins.c (gimplify_va_arg_expr): Likewise.
3077 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3080 * doc/invoke.texi (-Wextra): Move warning from here...
3081 (-Wuninitialized): ... to here.
3083 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3086 * flags.h (set_Wunused): Delete
3087 * toplev.c (process_options): Handle Wunused flags here.
3088 * opts.c (maybe_warn_unused_parameter): Delete.
3089 (common_handle_option): Replace set_Wunused by warn_unused.
3090 (set_Wextra): Do not handle Wunused-parameter here.
3091 (set_Wunused): Delete.
3092 * c-opts.c (c_common_handle_option): Replace set_Wunused by
3094 * common.opt (Wunused): Add Var and Init.
3095 (Wunused-function): Likewise.
3096 (Wunused-label): Likewise.
3097 (Wunused-parameter): Likewise.
3098 (Wunused-value): Likewise.
3099 (Wunused-variable): Likewise.
3101 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
3103 * doc/invoke.texi: Add cpu_type power7.
3104 * config.in (HAVE_AS_VSX): New.
3105 * config.gcc: Add cpu_type power7.
3106 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
3108 * configure: Regenerate.
3109 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
3111 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
3112 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
3113 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
3115 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
3117 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
3118 type to vectorize.builtin_conversion.
3119 (vectorizable_conversion): Likewise.
3120 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
3121 integral type as input.
3122 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
3124 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
3125 and ALTIVEC_BUILTIN_VCTSXS.
3126 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
3129 2008-08-08 Richard Guenther <rguenther@suse.de>
3131 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
3132 (surely_varying_stmt_p): Calls are varying only if they are
3133 non-builtin and not indirect or have no result.
3134 (ccp_fold): Re-instantiate code before the tuples merge.
3136 2008-08-08 Richard Guenther <rguenther@suse.de>
3138 PR tree-optimization/37056
3139 * gimple.h (gimple_assign_rhs_class): New helper function.
3140 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
3141 unary operations properly.
3143 2008-08-07 Jan Hubicka <jh@suse.cz>
3145 * i386.h (ix86_size_cost): Declare.
3146 (ix86_cur_cost): New function macro.
3147 * i386.md (peepholes expanding size and splitters): Predicate by
3148 optimize_insn_for_speed_p.
3149 (peepholes reduce size and splitters): Predicate by
3150 optimize_insn_for_size_p.
3151 * i386.c (ix86_size_cost): Rename from ...
3152 (size_cost): This one.
3153 (override_options): Update.
3154 (decide_alg): Likewise.
3155 (ix86_expand_clear): Use RTL profile.
3156 (ix86_pad_returns): Use RTL profile.
3158 2008-08-07 Jan Hubicka <jh@suse.cz>
3160 * recog.c (split_all_insns): Set RTL profile
3161 (peephole2_optimize): Likewise.
3162 * function.c (thread_prologue_and_epilogue_insns): Likewise.
3163 * combine.c (combine_instructions): Likewise.
3165 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3167 * c-common.c (c_common_reswords): Also warn about keyword "bool".
3169 2008-08-07 Bob Wilson <bob.wilson@acm.org>
3171 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
3172 value in a6 after the set_frame_ptr insn.
3174 2008-08-07 Richard Henderson <rth@redhat.com>
3177 * gcc.c (cpp_options): Pass along -g*.
3179 2008-08-07 Joseph Myers <joseph@codesourcery.com>
3181 * config/arm/arm.c (output_move_neon): Update comment describing
3182 big-endian vector layout.
3183 (arm_assemble_integer): Do not handle big-endian NEON vectors
3185 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
3186 neon_vget_lane<mode>_sext_internal,
3187 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
3188 element indices for big-endian.
3190 2008-08-07 Richard Henderson <rth@redhat.com>
3192 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
3193 * configure, config.in: Rebuild.
3194 * debug.h (dwarf2out_do_cfi_asm): Declare.
3195 * c-cppbuiltin.c (c_cpp_builtins): Use it.
3196 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
3197 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
3198 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
3200 2008-08-07 Joseph Myers <joseph@codesourcery.com>
3202 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
3203 movv2si_internal): Combine into mov<mode>_internal.
3204 (movv2si_internal_2): Remove.
3206 2008-08-07 Jan Hubicka <jh@suse.cz>
3209 * i386.md (single stringop patterns): Enable unconditionally.
3211 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
3214 * config/i386/emmintrin.h (_mm_move_epi64): Use
3215 __builtin_ia32_movq128.
3217 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
3218 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
3220 * config/i386/sse.md (sse2_movq128): New.
3222 * doc/extend.texi: Document __builtin_ia32_movq128.
3224 2008-08-07 Richard Guenther <rguenther@suse.de>
3227 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
3228 pointers can access anything.
3230 2008-08-06 Jan Hubicka <jh@suse.cz>
3232 * optabs.c (emit_unop_insn): Break out to ...
3233 (maybe_emit_unop_insn): ... this one.
3234 (expand_sfix_optab): Use maybe variant.
3235 * optabs.h (maybe_emit_unop_insn): Declare.
3237 * i386.md (mov0 patterns): Enable by default.
3238 (FP conversion expanders): Disable expansion of code expanding
3239 sequences when instruction should be optimized for size.
3240 (single strinop patterns): Enable when optimizing for size.
3241 (string expanders): Disable expanding of code expanding sequences
3242 when optimizning instruction for size.
3243 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
3245 (ix86_fp_comparison_sahf_cost): Likewise.
3246 (ix86_expand_branch): Likewise.
3247 (ix86_expand_ashl_const): Likewise.
3248 (ix86_split_ashl): Likewise.
3249 (ix86_expand_strlen): Likewise.
3250 (ix86_emit_fp_unordered_jump): Likewie.
3252 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3254 * c-common.c: Fix typo.
3255 (c_common_reswords): Activate more C++ keyword warnings.
3257 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
3259 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3262 * diagnostic.c (permerror_at): New.
3263 * toplev.h (permerror_at): Declare.
3265 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
3266 Ira Rosen <irar@il.ibm.com>
3268 * tree-vect-transform.c (vect_model_simple_cost): Return
3269 immediately if stmt is pure SLP.
3270 (vect_model_store_cost): Ditto.
3271 (vect_model_load_cost): Ditto.
3272 (vectorizable_store): Remove PURE_SLP check before call
3273 to vect_model_store_cost.
3274 (vect_model_store_cost): When checking whether stmt describe
3275 strided access, add a check that it is not slp_node.
3277 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3280 * c-common.c (warn_for_sign_compare): New. Handle separately the
3281 case that 'constant' is zero.
3282 * c-typeck.c (build_binary_op): Move code to c-common.c
3284 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3286 * config/alpha/alpha.c (alpha_preferred_reload_class,
3287 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
3288 alpha_output_mi_thunk_osf): Avoid C++ keywords.
3289 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
3290 * config/arm/arm.md: Likewise.
3291 * config/avr/avr-protos.h (preferred_reload_class,
3292 test_hard_reg_class, avr_simplify_comparison_p,
3293 out_shift_with_cnt, class_max_nregs): Likewise.
3294 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
3295 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
3296 preferred_reload_class, test_hard_reg_class): Likewise.
3297 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
3298 bfin_memory_move_cost, bfin_secondary_reload,
3299 bfin_output_mi_thunk): Likewise.
3300 * config/crx/crx.c (crx_secondary_reload_class,
3301 crx_memory_move_cost): Likewise.
3302 * config/frv/frv-protos.h (frv_secondary_reload_class,
3303 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
3304 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
3305 frv_secondary_reload_class, frv_class_likely_spilled_p,
3306 frv_class_max_nregs): Likewise.
3307 * config/h8300/h8300.c (h8300_classify_operand,
3308 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
3310 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
3311 * config/ia64/ia64.c (ia64_preferred_reload_class,
3312 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
3313 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
3314 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
3316 * config/m68hc11/m68hc11.c (preferred_reload_class,
3317 m68hc11_memory_move_cost): Likewise.
3318 * config/mcore/mcore.c (mcore_secondary_reload_class,
3319 mcore_reload_class): Likewise.
3320 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
3321 mips_class_max_nregs, mips_cannot_change_mode_class,
3322 mips_preferred_reload_class, mips_secondary_reload_class,
3323 mips_output_mi_thunk): Likewise.
3324 * config/mmix/mmix.c (mmix_preferred_reload_class,
3325 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
3327 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3329 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
3330 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
3331 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3332 * config/rs6000/rs6000.c (paired_expand_vector_init,
3333 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
3334 compare_section_name, rs6000_memory_move_cost): Likewise.
3335 * config/s390/s390.c (s390_emit_compare_and_swap,
3336 s390_preferred_reload_class, s390_secondary_reload,
3337 legitimize_pic_address, legitimize_tls_address,
3338 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
3339 s390_class_max_nregs): Likewise.
3340 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3341 * config/s390/s390.md: Likewise.
3342 * config/score/score-protos.h (score_secondary_reload_class,
3343 score_preferred_reload_class): Likewise.
3344 * config/score/score.c (score_preferred_reload_class,
3345 score_secondary_reload_class): Likewise.
3346 * config/score/score3.c (score3_output_mi_thunk,
3347 score3_preferred_reload_class, score3_secondary_reload_class,
3348 score3_hard_regno_mode_ok): Likewise.
3349 * config/score/score3.h (score3_preferred_reload_class,
3350 score3_secondary_reload_class): Likewise.
3351 * config/score/score7.c (score7_output_mi_thunk,
3352 score7_preferred_reload_class, score7_secondary_reload_class,
3353 score7_hard_regno_mode_ok): Likewise.
3354 * config/score/score7.h (score7_preferred_reload_class,
3355 score7_secondary_reload_class): Likewise.
3356 * config/sh/sh.c (prepare_move_operands, output_far_jump,
3357 output_branchy_insn, add_constant, gen_block_redirect,
3358 sh_insn_length_adjustment, sh_cannot_change_mode_class,
3359 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
3361 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3362 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
3363 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
3364 xstormy16_preferred_reload_class): Likewise.
3365 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
3366 xtensa_expand_atomic, override_options,
3367 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
3369 * reorg.c (try_merge_delay_insns): Likewise.
3370 * tree.c (merge_dllimport_decl_attributes): Likewise.
3372 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
3374 2008-08-06 Michael Matz <matz@suse.de>
3376 * Makefile.in (write_entries_to_file): Quote words.
3377 * gengtype.c: (read_input_line): Skip over leading white-space.
3379 2008-08-06 Marc Gauthier <marc@tensilica.com>
3381 * config.gcc: Match more processor names for Xtensa.
3382 * configure.ac: Likewise.
3383 * doc/install.texi (Specific): Likewise.
3384 * configure: Regenerate.
3386 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3388 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
3389 * calls.c (avoid_likely_spilled_reg): Likewise.
3390 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
3391 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
3392 * config/i386/i386.c (ix86_expand_special_args_builtin,
3393 ix86_secondary_reload): Likewise.
3394 * except.c (struct eh_region, gen_eh_region_catch,
3395 remove_unreachable_regions, duplicate_eh_regions,
3396 assign_filter_values, build_post_landing_pads,
3397 sjlj_find_directly_reachable_regions, remove_eh_handler,
3398 reachable_next_level, foreach_reachable_handler,
3399 can_throw_internal_1, can_throw_external_1,
3400 collect_one_action_chain): Likewise.
3401 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
3402 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
3403 * function.c (update_temp_slot_address, instantiate_new_reg,
3404 instantiate_virtual_regs_in_rtx,
3405 instantiate_virtual_regs_in_insn): Likewise.
3406 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
3407 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
3408 gimplify_cleanup_point_expr): Likewise.
3409 * ipa-cp.c (ipcp_lattice_changed): Likewise.
3410 * passes.c (next_pass_1): Likewise.
3411 * print-tree.c (print_node_brief, print_node): Likewise.
3412 * profile.c (branch_prob): Likewise.
3413 * tree-dump.c (dump_register): Likewise.
3414 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
3416 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
3417 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
3418 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
3419 copy_arguments_for_versioning, copy_static_chain): Likewise.
3420 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
3421 add_new_name_mapping, register_new_name_mapping): Likewise.
3422 * tree-mudflap.c (mf_xform_derefs): Likewise.
3423 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
3424 get_init_expr, combine_chains): Likewise.
3425 * tree-pretty-print.c (dump_generic_node): Likewise.
3426 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
3427 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
3428 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
3429 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
3431 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
3434 * calls.c (expand_call): Use the biggest preferred stack
3437 2008-08-06 Michael Matz <matz@suse.de>
3440 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
3441 for reused reload, instead of overwriting them.
3443 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
3446 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
3447 for incoming stack boundary.
3449 * function.c (assign_parm_find_entry_rtl): Update
3450 parm_stack_boundary.
3452 * function.h (rtl_data): Add parm_stack_boundary.
3454 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
3455 parm_stack_boundary for incoming stack boundary.
3457 2008-08-06 Joseph Myers <joseph@codesourcery.com>
3459 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
3460 for unrepresentable subregs or treat them as equal to other regs
3461 or subregs with the same register number.
3463 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
3466 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
3469 2008-08-06 Jan Hubicka <jh@suse.cz>
3471 * predict.c (maybe_hot_frequency_p): When profile is absent, all
3472 frequencies might be hot.
3474 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
3476 * reload.c (find_reloads): Force constants into literal pool
3477 also if they are wrapped in a SUBREG.
3479 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3482 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
3483 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
3484 Don't allow predicated instructions for data speculation.
3485 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
3488 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3490 * haifa-sched.c (extend_global): Split to extend_global_data and
3491 extend_region_data. Update all uses.
3492 (extend_all): Rename to extend_block_data.
3494 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3496 * sched-rgn.c (new_ready): Check if instruction can be
3497 speculatively scheduled before attempting speculation.
3498 (debug_rgn_dependencies): Remove wrongful assert.
3500 2008-08-05 Bob Wilson <bob.wilson@acm.org>
3502 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
3504 2008-08-05 Bob Wilson <bob.wilson@acm.org>
3506 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
3507 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
3508 va_size, and type_size.
3510 2008-08-04 Jason Merrill <jason@redhat.com>
3513 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
3514 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
3516 2008-08-05 Richard Henderson <rth@redhat.com>
3518 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
3519 * configure: Rebuild.
3521 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3524 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
3525 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
3528 2008-08-05 Richard Henderson <rth@redhat.com>
3530 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
3531 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
3532 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
3533 * common.opt (fdwarf2-cfi-asm): New.
3534 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
3535 * config.in, configure: Rebuild.
3536 * dwarf2asm.c (dw2_asm_output_data_raw): New.
3537 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
3538 (dw2_force_const_mem): Externalize.
3539 * dwarf2asm.h: Update.
3540 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
3541 generate a real label.
3542 (output_cfi_directive): New.
3543 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
3544 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
3545 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
3547 (dwarf2out_end_epilogue): Emit .cfi_endproc.
3548 (output_loc_operands_raw, output_loc_sequence_raw): New.
3549 (output_cfa_loc_raw): New.
3551 2008-08-05 Paul Brook <paul@codesourcery.com>
3553 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
3554 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
3555 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
3556 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
3557 * config/arm/arm.h (TARGET_VFPD32): Define.
3558 (TARGET_VFP3): Use TARGET_VFPD32.
3559 (fputype): Add FPUTYPE_VFP3D16.
3560 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
3561 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
3562 * config/arm/arm-cores.def: Add cortex-r4f.
3563 * config/arm/arm-tune.md: Regenerate.
3565 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3567 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
3568 Reword some comments throughout the file.
3570 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
3571 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
3572 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
3573 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
3575 (MFC_START_ENABLE): Remove PPU-only define.
3576 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
3577 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
3579 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
3580 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
3581 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
3582 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
3583 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
3584 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
3585 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
3587 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
3588 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
3589 (mfc_sdcrt, mfc_sdcrtst): Likewise.
3590 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
3592 (spu_read_machine_status): Fix typo.
3594 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3596 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
3597 SUBREG of multi-word hard register.
3598 * config/spu/spu.c (valid_subreg): Likewise.
3599 (adjust_operand): Handle SUBREGs of multi-word hard registers.
3601 2008-08-04 Richard Guenther <rguenther@suse.de>
3603 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
3604 the candidate with the stripped base if that base is different
3605 from the original base even for offset zero.
3607 2008-08-04 Richard Guenther <rguenther@suse.de>
3610 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
3611 check for no_overflow.
3613 2008-08-04 Richard Guenther <rguenther@suse.de>
3615 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
3617 2008-08-04 Paul Brook <paul@codesourcery.com>
3619 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
3620 (arm_order_regs_for_local_alloc): New function.
3621 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
3623 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
3625 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
3628 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
3629 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
3630 (ix86_expand_epilogue): Likewise.
3632 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
3634 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
3637 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
3639 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
3640 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
3641 (*movv2sf_internal_rex64): Ditto.
3643 2008-08-03 Jan Hubicka <jh@suse.cz>
3645 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
3646 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
3647 * expmed.c (expand_smod_pow2): Likewise.
3649 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
3652 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
3653 alternative 0 of operand 1.
3654 (*vec_concatv2di_rex64_sse): Ditto.
3655 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
3657 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
3658 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
3659 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
3660 (*movv2sf_internal_rex64): Ditto.
3662 2008-08-02 Richard Guenther <rguenther@suse.de>
3665 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
3666 (ssedoublesizemode): New mode attribute.
3667 (sse_shufps): Call gen_sse_shufps_v4sf.
3668 (sse_shufps_1): Macroize.
3669 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
3670 (sse2_shufpd_1): Macroize.
3671 (vec_extract_odd, vec_extract_even): New expanders.
3672 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
3673 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
3674 * i386.c (ix86_expand_vector_init_one_nonzero): Call
3675 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
3676 (ix86_expand_vector_set): Likewise.
3677 (ix86_expand_reduc_v4sf): Likewise.
3679 2008-08-01 Doug Kwan <dougkwan@google.com>
3681 * matrix-reorg.c: Re-enable all code.
3682 (struct malloc_call_data): Change CALL_STMT to gimple type.
3683 (collect_data_for_malloc_call): Tuplify.
3684 (struct access_site_info): Change STMT to gimple type.
3685 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
3686 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
3687 (struct free_info): Change STMT to gimple type.
3688 (struct matrix_access_phi_node): Change PHI to gimple type.
3689 (get_inner_of_cast_expr): Remove.
3690 (may_flatten_matrices_1): Tuplify.
3691 (may_flatten_matrices): Ditto.
3692 (mark_min_matrix_escape_level): Ditto.
3693 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
3694 (ssa_accessed_in_call_rhs): New
3695 (ssa_accessed_in_assign_rhs): New
3696 (record_access_alloc_site_info): Tuplify.
3697 (add_allocation_site): Ditto.
3698 (analyze_matrix_allocation_site): Ditto.
3699 (analyze_transpose): Ditto.
3700 (get_index_from_offset): Ditto.
3701 (update_type_size): Ditto.
3702 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
3703 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
3704 (analyze_accesses_for_phi_node): Tuplify.
3705 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
3706 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
3707 (analyze_matrix_accesses): Tuplify.
3708 (check_var_data): New call-back type for check_var_notmodified_p.
3709 (check_var_notmodified_p): Tuplify and use call-back struct to
3710 return statement found.
3711 (can_calculate_expr_before_stmt): Factor out statement related code
3713 (can_calculate_stmt_before_stmt): New.
3714 (check_allocation_function): Tuplify.
3715 (find_sites_in_func): Ditto.
3716 (record_all_accesses_in_func): Ditto.
3717 (transform_access_sites): Ditto.
3718 (transform_allocation_sites): Ditto.
3719 (matrix_reorg): Re-enable.
3720 (gate_matrix_reorg): Re-enable.
3722 2008-08-01 Jakub Jelinek <jakub@redhat.com>
3724 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
3725 for labels for which it hasn't been set yet. If it has been set,
3726 stop walking insns and continue with next worklist item.
3727 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
3728 if the only BARRIER is at the very end of a function.
3730 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
3732 * cfgexpand.c (expand_stack_alignment): Assert that
3733 stack_realign_drap and drap_rtx must match.
3735 * function.c (instantiate_new_reg): If DRAP is used to realign
3736 stack, replace virtual_incoming_args_rtx with internal arg
3739 2008-08-01 Richard Guenther <rguenther@suse.de>
3741 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
3742 loop information only if we initialized it.
3743 (execute_pre): Call fini_pre with in_fre.
3744 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
3745 if we do not unroll because we hit max-completely-peeled-insns.
3746 Use our estimation for consistency, do allow shrinking.
3748 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
3750 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
3751 with MIN_STACK_BOUNDARY.
3752 (ix86_update_stack_boundary): Likewise.
3753 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
3756 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
3757 (MIN_STACK_BOUNDARY): This.
3759 2008-08-01 Richard Guenther <rguenther@suse.de>
3762 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
3764 2008-08-01 Richard Guenther <rguenther@suse.de>
3766 PR tree-optimization/36988
3767 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
3768 do not matter if that doesn't change volatile qualification.
3770 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
3772 * configure.ac: Do not generate libada-mk. Do not subst
3774 * libada-mk.in: Remove.
3775 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
3776 * configure: Regenerate.
3778 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
3780 * tree-pass.h: Added comment about not dumping passes with name
3781 starting with star in struct opt_pass.
3782 * passes.c (register_dump_files_1): Don't do dump for a pass with
3783 name starting with star.
3784 * doc/passes.texi (Pass manager): Mention pass names and special
3785 meaning of star prefix to avoid dump.
3787 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
3789 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
3791 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
3792 (ISA_MIPS64R2): New macro.
3793 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
3794 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
3795 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
3796 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
3797 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
3798 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
3799 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
3800 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
3801 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
3802 Move up to keep list alphabetically sorted.
3803 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
3804 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
3806 * doc/invoke.texi (MIPS Options): Add -mips64r2.
3807 (-march=@var{arch}): Add mips64r2.
3809 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3811 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
3813 2008-07-31 Steve Ellcey <sje@cup.hp.com>
3815 * expr.c (expand_assignment): Check for complete type.
3817 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3820 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
3822 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
3823 for stack alignment.
3825 * function.h (rtl_data): Add stack_realign_tried. Update comments.
3827 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
3829 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
3830 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
3832 2008-07-31 Jakub Jelinek <jakub@redhat.com>
3834 PR rtl-optimization/36419
3835 * dwarf2out.c (barrier_args_size): New variable.
3836 (compute_barrier_args_size, compute_barrier_args_size_1): New
3838 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
3839 if not called yet in the current function, use barrier_args_size
3840 array to find the new args_size value.
3841 (dwarf2out_frame_debug): Free and clear barrier_args_size.
3843 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3846 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
3849 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3852 * dwarf2out.c (dwarf2out_args_size_adjust): New.
3853 (dwarf2out_stack_adjust): Use it.
3854 (dwarf2out_frame_debug_expr): Likewise.
3856 2008-07-31 Richard Guenther <rguenther@suse.de>
3858 PR tree-optimization/36978
3859 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
3860 the generated condition.
3862 2008-07-31 Richard Guenther <rguenther@suse.de>
3864 * passes.c (init_optimization_passes): Always call
3865 pass_early_warn_uninitialized.
3866 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
3867 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
3868 * doc/passes.texi (Warn for uninitialized variables): Adjust.
3870 2008-07-31 Jakub Jelinek <jakub@redhat.com>
3873 * builtins.c (maybe_emit_free_warning): New function.
3874 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
3875 maybe_emit_free_warning for BUILT_IN_FREE.
3878 * dwarf2out.c (get_context_die): New function.
3879 (force_decl_die, force_type_die): Use it.
3880 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
3881 returns NULL, force generation of DW_TAG_typedef and put that into
3884 PR preprocessor/36649
3885 * c-pch.c (c_common_read_pch): Save and restore
3886 line_table->trace_includes across PCH restore.
3888 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
3891 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
3893 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
3896 * final.c (call_from_call_insn): Handle COND_EXEC.
3898 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
3900 * builtins.c (std_gimplify_va_arg_expr): Replace
3901 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
3902 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3904 2008-07-30 Joey Ye <joey.ye@intel.com>
3905 H.J. Lu <hongjiu.lu@intel.com>
3907 * builtins.c (expand_builtin_setjmp_receiver): Replace
3908 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
3909 (expand_builtin_apply_args_1): Likewise.
3910 (expand_builtin_longjmp): Need DRAP for stack alignment.
3911 (expand_builtin_apply): Likewise.
3913 * caller-save.c (setup_save_areas): Call assign_stack_local_1
3914 instead of assign_stack_local to allow alignment reduction.
3916 * calls.c (emit_call_1): Need DRAP for stack alignment if
3918 (expand_call): Replace virtual_incoming_args_rtx with
3919 crtl->args.internal_arg_pointer.
3920 * stmt.c (expand_nl_goto_receiver): Likewise.
3922 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
3923 alignment and store to stack_alignment_estimated and
3924 max_used_stack_slot_alignment.
3925 (expand_one_var): Likewise.
3926 (expand_stack_alignment): New function.
3927 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
3928 and stack_alignment_estimated fields in rtl_data. Call
3929 expand_stack_alignment at end.
3931 * defaults.h (INCOMING_STACK_BOUNDARY): New.
3932 (MAX_STACK_ALIGNMENT): Likewise.
3933 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
3934 (SUPPORTS_STACK_ALIGNMENT): Likewise.
3936 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
3937 stack alignment when generating virtual registers.
3939 * function.c (assign_stack_local): Renamed to ...
3940 (assign_stack_local_1): This. Add a parameter to indicate
3941 if it is OK to reduce alignment.
3942 (assign_stack_local): Use it.
3943 (instantiate_new_reg): Instantiate virtual incoming args rtx
3944 to vDRAP if stack realignment and DRAP is needed.
3945 (assign_parms): Collect parameter/return type alignment and
3946 contribute to stack_alignment_estimated.
3947 (locate_and_pad_parm): Likewise.
3948 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
3949 with crtl->args.internal_arg_pointer.
3951 * function.h (rtl_data): Add new field drap_reg,
3952 max_used_stack_slot_alignment, stack_alignment_estimated,
3953 stack_realign_needed, need_drap, stack_realign_processed and
3954 stack_realign_finalized.
3955 (stack_realign_fp): New macro.
3956 (stack_realign_drap): Likewise.
3958 * global.c (compute_regsets): Frame pointer is needed when
3959 stack is realigned. Can eliminate frame pointer when stack is
3960 realigned and dynamic realigned argument pointer isn't used.
3962 * reload1.c (update_eliminables): Frame pointer is needed
3963 when stack is realigned.
3964 (init_elim_table): Can eliminate frame pointer when stack is
3965 realigned and dynamic realigned argument pointer isn't used.
3967 * rtl.h (assign_stack_local_1): Declare new funtion.
3969 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
3970 (TARGET_GET_DRAP_RTX): Likewise.
3971 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
3972 TARGET_GET_DRAP_RTX.
3974 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
3976 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
3977 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
3979 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
3980 H.J. Lu <hongjiu.lu@intel.com>
3982 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
3983 vdrap_reg, stack_realign and drap_reg_saved.
3984 (add_cfi): Don't allow redefining CFA when DRAP is used.
3985 (reg_save): Handle stack alignment.
3986 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
3987 alignment. Don't generate DWARF information for (set fp sp)
3989 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
3991 (int_loc_descriptor): Move prototype forward. Also define if
3992 DWARF2_UNWIND_INFO is true.
3993 (output_cfa_loc): Handle DW_CFA_expression.
3994 (build_cfa_aligned_loc): New.
3995 (based_loc_descr): Update assert for stack realign. For local
3996 variables, use sp+offset when stack is aligned without drap and
3997 fp+offset when stack is aligned with drap. For arguments, use
3998 cfa+offset when drap is used to align stack.
4000 2008-07-30 Joey Ye <joey.ye@intel.com>
4001 H.J. Lu <hongjiu.lu@intel.com>
4003 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
4005 (ix86_gen_andsp): New.
4006 (ix86_user_incoming_stack_boundary): Likewise.
4007 (ix86_default_incoming_stack_boundary): Likewise.
4008 (ix86_incoming_stack_boundary): Likewise.
4009 (ix86_can_eliminate): Likewise.
4010 (find_drap_reg): Likewise.
4011 (ix86_update_stack_boundary): Likewise.
4012 (ix86_get_drap_rtx): Likewise.
4013 (ix86_finalize_stack_realign_flags): Likewise.
4014 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
4015 (TARGET_GET_DRAP_RTX): Likewise.
4016 (override_options): Overide option value for new options.
4017 (ix86_function_ok_for_sibcall): Remove check for
4018 force_align_arg_pointer.
4019 (ix86_handle_cconv_attribute): Likewise.
4020 (ix86_function_regparm): Likewise.
4021 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
4022 (ix86_va_start): Replace virtual_incoming_args_rtx with
4023 crtl->args.internal_arg_pointer.
4024 (ix86_select_alt_pic_regnum): Check DRAP register.
4025 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
4026 (ix86_compute_frame_layout): Compute frame layout wrt stack
4028 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
4029 (ix86_expand_prologue): Decide if stack realignment is needed
4030 and generate prologue code accordingly.
4031 (ix86_expand_epilogue): Generate epilogue code wrt stack
4032 realignment is really needed or not.
4034 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
4035 (ABI_STACK_BOUNDARY): Likewise.
4036 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
4037 (STACK_REALIGN_DEFAULT): Likewise.
4038 (INCOMING_STACK_BOUNDARY): Likewise.
4039 (MAX_STACK_ALIGNMENT): Likewise.
4040 (ix86_incoming_stack_boundary): Likewise.
4041 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
4042 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
4043 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
4044 (machine_function): Remove force_align_arg_pointer.
4046 * config/i386/i386.md (BX_REG): New.
4047 (R13_REG): Likewise.
4049 * config/i386/i386.opt (mforce_drap): New.
4050 (mincoming-stack-boundary): Likewise.
4051 (mstackrealign): Add Init(-1).
4053 * config/i386/i386-protos.h (ix86_can_eliminate): New
4055 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
4057 * doc/extend.texi: Update force_align_arg_pointer.
4059 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
4062 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
4063 (INCOMING_STACK_BOUNDARY): Likewise.
4064 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
4065 (TARGET_GET_DRAP_RTX): Likewise.
4067 2008-07-30 Andreas Schwab <schwab@suse.de>
4069 PR rtl-optimization/36929
4070 * dse.c (replace_inc_dec): Use emit_insn_before instead of
4071 add_insn_before and fix argument order.
4072 (replace_inc_dec_mem): Handle NULL rtx.
4074 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
4076 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
4078 (arm_compute_initial_elimination_offset): Use it.
4079 (arm_compute_save_reg_mask): Include static chain save slot when
4080 calculating alignment.
4081 (arm_get_frame_offsets): Ditto.
4082 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
4083 that we can use to decrement the stack when the stack decrement
4084 could be too big for an immediate value in a single insn.
4085 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
4087 2008-07-30 Richard Guenther <rguenther@suse.de>
4089 PR tree-optimization/36967
4090 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
4091 Release defs of statements we remove.
4093 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
4095 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
4096 instead of NULL_RTVEC.
4098 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
4102 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
4105 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
4107 * final.c (call_from_call_insn): New.
4108 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
4110 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
4112 * configure.ac: Substitute ADA_CFLAGS.
4113 * configure: Regenerate.
4114 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
4115 * Makefile.in: Remove mention of X_* variables.
4116 * config/pa/x-ada-hpux10: Remove.
4117 * config/pa/x-ada: Remove.
4119 * doc/fragments.texi: Update.
4121 2008-07-30 Olivier Hainque <hainque@adacore.com>
4123 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
4124 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
4125 __dso_handle explicitly here.
4127 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4130 * c-typeck.c (build_binary_op): Encapsulate code into...
4131 * c-common.c (shorten_binary_op): ...this new function.
4132 (conversion_warning): Use the new function. Handle non-negative
4133 constant in bitwise-and.
4134 * c-common.h (shorten_binary_op): Declare.
4136 2008-07-30 Olivier Hainque <hainque@adacore.com>
4138 * scan.c (make_sstring_space): Add explicit conversions of
4139 allocator's return value.
4140 * fix-header.c (recognized_function): Likewise.
4142 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4144 * doc/cpp.texi: Update to GFDL 1.2.
4145 * doc/gcc.texi: Do not list GPL as Invariant Section.
4146 * doc/gccint.texi: Likewise. Update copyright years.
4147 * doc/install.texi: Update copyright years.
4149 2008-07-30 Alan Modra <amodra@bigpond.net.au>
4152 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
4153 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
4155 2008-07-29 Jan Hubicka <jh@suse.cz>
4157 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
4158 (grokdeclarator): Likewise.
4159 * langhooks.c (lhd_warn_unused_global_decl): Use
4160 DECL_DECLARED_INLINE_P.
4161 * print-tree.c (print_node): Remove DECL_INLINE check.
4163 2008-07-29 Richard Guenther <rguenther@suse.de>
4165 PR tree-optimization/36945
4166 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
4167 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
4168 Record invariant addresses un-decomposed.
4169 (copy_reference_ops_from_call): Record reference call
4170 arguments properly. Simplify.
4171 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
4172 helper split out from ...
4173 (create_component_ref_by_pieces): ... here. Simplify.
4174 Prepare for recursive invocation for call arguments.
4175 (create_expression_by_pieces): Adjust call to
4176 create_component_ref_by_pieces.
4177 (compute_avail): Process operand 2 of reference ops.
4179 2008-07-29 Richard Guenther <rguenther@suse.de>
4181 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
4183 2008-07-29 Jakub Jelinek <jakub@redhat.com>
4185 * c-format.c (check_format_types): Revert unwanted checkin.
4187 2008-07-29 Jan Hubicka <jh@suse.cz>
4189 * flags.h (flag_really_no_inline): Remove.
4190 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
4191 * toplev.c (flag_really_no_inline): Remove.
4192 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
4193 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
4194 (cgraph_decide_inlining_incrementally): Likewise.
4195 (compute_inline_parameters): Likewise.
4196 * opts.c (decode_options): Simplify.
4197 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
4198 * common.opt (finline): Initialize to 1.
4199 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
4201 2008-07-29 Jan Hubicka <jh@suse.cz>
4203 * predict.c (always_optimize_for_size_p): New function.
4204 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
4205 optimize_edge_for_size_p, optimize_edge_for_speed_p,
4206 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
4208 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
4209 * function.c (prepare_function_start): Set default profile.
4210 * function.h (rtl_data): Add maybe_hot_insn_p.
4211 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
4212 (construct_exit_block): Likewise.
4213 (tree_expand_cfg): Likewise.
4215 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
4216 optimize_edge_for_size_p, optimize_edge_for_speed_p,
4217 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
4218 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
4221 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4224 * c-decl.c (merge_decls): Merge USED flags.
4226 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
4228 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
4229 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
4230 next_stack, lab_false and lab_over trees.
4232 2008-07-28 Richard Guenther <rguenther@suse.de>
4234 PR tree-optimization/36957
4235 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
4236 (useless_type_conversion_p): Remove.
4237 (types_compatible_p): Remove.
4238 * gimple.h (tree_ssa_useless_type_conversion): Declare.
4239 (useless_type_conversion_p): Declare.
4240 (types_compatible_p): Declare.
4241 (gimple_expr_type): Return the base type only if it is
4242 trivially convertible to the subtype.
4244 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
4246 * configure.ac: Use the m4_do macro to concatenate the warnings into
4247 one string in ACX_PROG_CC_WARNING_OPTS,
4248 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
4249 * configure: Regenerate.
4251 2008-07-28 Richard Guenther <rguenther@suse.de>
4253 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
4254 (insert_fake_stores): Remove.
4255 (realify_fake_stores): Likewise.
4256 (execute_pre): Remove dead code.
4257 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
4258 (find_func_aliases): Deal with it here instead.
4259 Re-enable gcc_unreachable call.
4261 2008-07-28 Richard Guenther <rguenther@suse.de>
4263 Merge from gimple-tuples-branch.
4265 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
4266 * gimple.def: New file.
4267 * gsstruct.def: Likewise.
4268 * gimple-iterator.c: Likewise.
4269 * gimple-pretty-print.c: Likewise.
4270 * tree-gimple.c: Removed. Merged into ...
4271 * gimple.c: ... here. New file.
4272 * tree-gimple.h: Removed. Merged into ...
4273 * gimple.h: ... here. New file.
4275 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
4276 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
4277 --enable-checking=gimple flag.
4278 * config.in: Likewise.
4279 * configure: Regenerated.
4281 * tree-ssa-operands.h: Tuplified.
4282 * tree-vrp.c: Likewise.
4283 * tree-loop-linear.c: Likewise.
4284 * tree-into-ssa.c: Likewise.
4285 * tree-ssa-loop-im.c: Likewise.
4286 * tree-dump.c: Likewise.
4287 * tree-complex.c: Likewise.
4288 * cgraphbuild.c: Likewise.
4289 * tree-ssa-threadupdate.c: Likewise.
4290 * tree-ssa-loop-niter.c: Likewise.
4291 * tree-pretty-print.c: Likewise.
4292 * tracer.c: Likewise.
4293 * gengtype.c: Likewise.
4294 * tree-loop-distribution.c: Likewise.
4295 * tree-ssa-loop-unswitch.c: Likewise.
4296 * cgraph.c: Likewise.
4297 * cgraph.h: Likewise.
4298 * tree-ssa-loop-manip.c: Likewise.
4299 * value-prof.c: Likewise.
4300 * tree-ssa-loop-ch.c: Likewise.
4301 * tree-tailcall.c: Likewise.
4302 * value-prof.h: Likewise.
4305 * tree-pass.h: Likewise.
4306 * ipa-cp.c: Likewise.
4307 * tree-scalar-evolution.c: Likewise.
4308 * tree-scalar-evolution.h: Likewise.
4309 * target.h: Likewise.
4310 * lambda-mat.c: Likewise.
4311 * tree-phinodes.c: Likewise.
4312 * diagnostic.h: Likewise.
4313 * builtins.c: Likewise.
4314 * tree-ssa-alias-warnings.c: Likewise.
4315 * cfghooks.c: Likewise.
4316 * fold-const.c: Likewise.
4317 * cfghooks.h: Likewise.
4318 * omp-low.c: Likewise.
4319 * tree-ssa-dse.c: Likewise.
4320 * ipa-reference.c: Likewise.
4321 * tree-ssa-uncprop.c: Likewise.
4322 * toplev.c: Likewise.
4323 * tree-gimple.c: Likewise.
4324 * tree-gimple.h: Likewise.
4325 * tree-chrec.c: Likewise.
4326 * tree-chrec.h: Likewise.
4327 * tree-ssa-sccvn.c: Likewise.
4328 * tree-ssa-sccvn.h: Likewise.
4329 * cgraphunit.c: Likewise.
4330 * tree-ssa-copyrename.c: Likewise.
4331 * tree-ssa-ccp.c: Likewise.
4332 * tree-ssa-loop-ivopts.c: Likewise.
4333 * tree-nomudflap.c: Likewise.
4334 * tree-call-cdce.c: Likewise.
4335 * ipa-pure-const.c: Likewise.
4336 * c-format.c: Likewise.
4337 * tree-stdarg.c: Likewise.
4338 * tree-ssa-math-opts.c: Likewise.
4339 * tree-ssa-dom.c: Likewise.
4340 * tree-nrv.c: Likewise.
4341 * tree-ssa-propagate.c: Likewise.
4342 * ipa-utils.c: Likewise.
4343 * tree-ssa-propagate.h: Likewise.
4344 * tree-ssa-alias.c: Likewise.
4345 * gimple-low.c: Likewise.
4346 * tree-ssa-sink.c: Likewise.
4347 * ipa-inline.c: Likewise.
4348 * c-semantics.c: Likewise.
4349 * dwarf2out.c: Likewise.
4351 * tree-ssa-loop-ivcanon.c: Likewise.
4352 * predict.c: Likewise.
4353 * tree-ssa-loop.c: Likewise.
4354 * tree-parloops.c: Likewise.
4355 * tree-ssa-address.c: Likewise.
4356 * tree-ssa-ifcombine.c: Likewise.
4357 * matrix-reorg.c: Likewise.
4358 * c-decl.c: Likewise.
4359 * tree-eh.c: Likewise.
4360 * c-pretty-print.c: Likewise.
4361 * lambda-trans.c: Likewise.
4362 * function.c: Likewise.
4363 * langhooks.c: Likewise.
4364 * ebitmap.h: Likewise.
4365 * tree-vectorizer.c: Likewise.
4366 * function.h: Likewise.
4367 * langhooks.h: Likewise.
4368 * tree-vectorizer.h: Likewise.
4369 * ipa-type-escape.c: Likewise.
4370 * ipa-type-escape.h: Likewise.
4371 * domwalk.c: Likewise.
4372 * tree-if-conv.c: Likewise.
4373 * profile.c: Likewise.
4374 * domwalk.h: Likewise.
4375 * tree-data-ref.c: Likewise.
4376 * tree-data-ref.h: Likewise.
4377 * tree-flow-inline.h: Likewise.
4378 * tree-affine.c: Likewise.
4379 * tree-vect-analyze.c: Likewise.
4380 * c-typeck.c: Likewise.
4381 * gimplify.c: Likewise.
4382 * coretypes.h: Likewise.
4383 * tree-ssa-phiopt.c: Likewise.
4384 * calls.c: Likewise.
4385 * tree-ssa-coalesce.c: Likewise.
4386 * tree.def: Likewise.
4387 * tree-dfa.c: Likewise.
4388 * except.c: Likewise.
4389 * except.h: Likewise.
4390 * cfgexpand.c: Likewise.
4391 * tree-cfgcleanup.c: Likewise.
4392 * tree-ssa-pre.c: Likewise.
4393 * tree-ssa-live.c: Likewise.
4394 * tree-sra.c: Likewise.
4395 * tree-ssa-live.h: Likewise.
4396 * tree-predcom.c: Likewise.
4397 * lambda.h: Likewise.
4398 * tree-mudflap.c: Likewise.
4399 * ipa-prop.c: Likewise.
4400 * print-tree.c: Likewise.
4401 * tree-ssa-copy.c: Likewise.
4402 * ipa-prop.h: Likewise.
4403 * tree-ssa-forwprop.c: Likewise.
4404 * ggc-page.c: Likewise.
4405 * c-omp.c: Likewise.
4406 * tree-ssa-dce.c: Likewise.
4407 * tree-vect-patterns.c: Likewise.
4408 * tree-ssa-ter.c: Likewise.
4409 * tree-nested.c: Likewise.
4410 * tree-ssa.c: Likewise.
4411 * lambda-code.c: Likewise.
4412 * tree-ssa-loop-prefetch.c: Likewise.
4413 * tree-inline.c: Likewise.
4414 * tree-inline.h: Likewise.
4415 * tree-iterator.c: Likewise.
4416 * tree-optimize.c: Likewise.
4417 * tree-ssa-phiprop.c: Likewise.
4418 * tree-vect-transform.c: Likewise.
4419 * tree-object-size.c: Likewise.
4420 * tree-outof-ssa.c: Likewise.
4421 * cfgloop.c: Likewise.
4422 * system.h: Likewise.
4423 * tree-profile.c: Likewise.
4424 * cfgloop.h: Likewise.
4425 * c-gimplify.c: Likewise.
4426 * c-common.c: Likewise.
4427 * tree-vect-generic.c: Likewise.
4428 * tree-flow.h: Likewise.
4429 * c-common.h: Likewise.
4430 * basic-block.h: Likewise.
4431 * tree-ssa-structalias.c: Likewise.
4432 * tree-switch-conversion.c: Likewise.
4433 * tree-ssa-structalias.h: Likewise.
4434 * tree-cfg.c: Likewise.
4435 * passes.c: Likewise.
4436 * ipa-struct-reorg.c: Likewise.
4437 * ipa-struct-reorg.h: Likewise.
4438 * tree-ssa-reassoc.c: Likewise.
4439 * cfgrtl.c: Likewise.
4440 * varpool.c: Likewise.
4442 * tree-ssanames.c: Likewise.
4443 * tree-ssa-threadedge.c: Likewise.
4444 * langhooks-def.h: Likewise.
4445 * tree-ssa-operands.c: Likewise.
4446 * config/alpha/alpha.c: Likewise.
4447 * config/frv/frv.c: Likewise.
4448 * config/s390/s390.c: Likewise.
4449 * config/m32c/m32c.c: Likewise.
4450 * config/m32c/m32c-protos.h: Likewise.
4451 * config/spu/spu.c: Likewise.
4452 * config/sparc/sparc.c: Likewise.
4453 * config/i386/i386.c: Likewise.
4454 * config/sh/sh.c: Likewise.
4455 * config/xtensa/xtensa.c: Likewise.
4456 * config/stormy16/stormy16.c: Likewise.
4457 * config/ia64/ia64.c: Likewise.
4458 * config/rs6000/rs6000.c: Likewise.
4459 * config/pa/pa.c: Likewise.
4460 * config/mips/mips.c: Likewise.
4462 2008-07-28 Simon Baldwin <simonb@google.com>
4464 * c-pragma.c (handle_pragma_message): New function.
4465 (init_pragma): Register handle_pragma_message.
4466 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
4469 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
4471 PR tree-optimization/35252
4472 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
4473 REALPART_EXPR to be considered as same load operation.
4475 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
4477 PR tree-optimization/36830
4478 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
4479 (expressions_equal_p): Return false if only one operand is null.
4481 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
4483 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
4484 version requirements.
4486 2008-07-26 Olivier Hainque <hainque@adacore.com>
4488 * collect2.c (symkind): New enum. Symbol kinds we care about.
4489 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
4490 code and head comment accordingly.
4491 (scan_prog_file): Use symkind names instead of bare integers.
4493 2008-07-25 Jan Hubicka <jh@suse.cz>
4495 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
4497 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
4498 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
4499 * dojump.c (clear_pending_stack_adjust): Likewise.
4500 * print-tree.c (print_node): Ignore DECL_INLINE.
4501 * tree-inline.c (inlinable_function_p): Likewise.
4503 2008-07-25 Michael Meissner <gnu@the-meissners.org>
4505 * doc/extend.texi (hot attribute): Document that the hot attribute
4506 turns on -O3 for some ports.
4507 (cold attribute): Document that the cold attribute turns on -Os
4510 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
4511 reflect function specific option support.
4513 * target.h (struct target_option_hooks): Add fields to say whether
4514 the cold attribute implies -Os and the hot attribute implies -O3.
4516 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
4517 By default, do not turn on -Os for cold functions.
4518 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
4519 not turn on -O3 for hot functions.
4521 * c-common.c (handle_hot_attribute): Use target hook to determine
4522 if hot functions should enable -O3.
4523 (handle_cold_attribute): Use target hook to determine if cold
4524 functions should enable -Os.
4526 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
4527 (override_options): Move disable scheduling to
4528 optimization_options.
4529 (optimization_options): Disable scheduling here, not
4531 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4532 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4534 * config/ia64/ia64.c (ia64_override_options): Move setting
4535 scheduling flags to ia64_optimization_options.
4536 (ia64_optimization_options): Disable scheduling options here, and
4537 not in ia64_override_options.
4538 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4539 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4541 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
4544 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
4546 2008-07-25 Martin Jambor <mjambor@suse.cz>
4548 PR tree-optimization/36926
4549 * ipa-prop.c (ipa_analyze_call_uses): Call
4550 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
4552 2008-07-25 Joseph Myers <joseph@codesourcery.com>
4554 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4555 movv2si_internal): Add mem = reg alternative.
4557 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
4560 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
4561 DEFAULT_PCC_STRUCT_RETURN to 127.
4563 2008-07-24 Jan Hubicka <jh@suse.cz>
4565 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
4566 (build_cgraph_edges): Likewise.
4567 * cgraph.c (cgraph_node): Do not update assembler hash.
4568 (cgraph_remove_node): Drop non-unit-at-a-time code.
4569 * tree-pass.h (pass_O0_always_inline): Remove.
4570 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
4571 * toplev.c (process_options): Flag unit-at-a-time does not imply
4573 * cgraphunit.c: Update comments.
4574 (decide_is_function_needed): Drop non-unit-at-a-time mode.
4575 (cgraph_assemble_pending_functions): Remove.
4576 (cgraph_reset_node): Drop non-unit-at-a-time code.
4577 (cgraph_finalize_function): Likewise.
4578 (cgraph_analyze_function): Likewise.
4579 (cgraph_finalize_compilation_unit): Likewise.
4580 (cgraph_expand_function): Likewise.
4581 (cgraph_optimize): Likesise.
4582 (save_inline_function_body): Likewise.
4583 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
4584 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
4585 * ipa-inline.c: Update comments.
4586 (enum inlining_mode): remove INLINE_SPEED.
4587 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
4588 (cgraph_mark_inline_edge): Likewise.
4589 (try_inline): Likewise.
4590 (cgraph_decide_inlining_incrementally): Likewise.
4591 (cgraph_gate_inlining): Remove.
4592 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
4593 (cgraph_gate_early_inlining): Likewise.
4594 (gate_inline_passes): Remove.
4595 (pass_inline_parameters, pass_ipa_inline): Remove gates.
4596 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
4597 pass_O0_always_inline): Remove.
4598 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
4599 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
4600 * opts.c (no_unit_at_a_time_default): Remove.
4601 (decode_options): Remove flag_unit_at_a_time reset and warning.
4602 * opts.h (no_unit_at_a_time_default): Remove.
4603 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
4604 early in GNU dialect.
4605 (merge_decls): Update comment; drop unit-at-a-time check.
4606 (finish_decl): Likewise.
4607 (grok_declaration): Remove flag_inline_trees code.
4608 (finish_functions): Return on function returning non-void on all
4610 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
4611 * cfgexpand.c (expand_one_static_var): Remove.
4612 (expand_one_var): Remove expand_one_static_var call.
4613 (expand_used_vars_for_block): Remove flag_unit_a_time check.
4614 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
4615 and flag_unit_at_a-time compatibility checks.
4616 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
4617 * tree-inline.c (flag_inline_trees): Remove.
4618 (inlinable_function_p): Don't check it.
4619 (expand_call_inline): Remove non-unit-at-a-time code.
4620 * tree-inline.h (flag_inline_trees): Remove.
4621 * tree-optimize.c (execute_early_local_optimizations): Remove
4622 unit-at-a-time checks.
4623 (tree_rest_of_compilation): Likewise.
4624 * combine.c (setup_incoming_promotions): Likewise.
4625 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
4626 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
4627 * passes.c (pass_inline_parameters): Update comments; remove
4628 O0_alwaysinline pass.
4629 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
4630 (execute_one_pass): Likewise.
4631 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
4632 (ix86_function_sseregparm): Likewise.
4633 * arm.c (arm_function_in_section_p): Likewise.
4634 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
4635 * varpool.c: Update comments.
4636 (decide_is_variable_needed): Remove unit-at-a-time checks.
4637 (varpool_finalize_decl): Likewise.
4639 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
4641 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
4643 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
4645 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
4647 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
4648 imp symbol extension.
4650 2008-07-23 Ian Lance Taylor <iant@google.com>
4652 * tree-vrp.c (infer_value_range): Ignore asm statements when
4653 looking for memory accesses for -fdelete-null-pointer-checks.
4655 2008-07-24 Ben Elliston <bje@au.ibm.com>
4657 * config/spu/spu-c.c (__vector_keyword): New variable.
4658 (vector_keyword): Likewise.
4659 (spu_categorize_keyword): New function.
4660 (spu_macro_to_expand): Likewise.
4661 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
4662 compiling an ISO C dialect.
4664 2008-07-24 Ben Elliston <bje@au.ibm.com>
4666 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
4669 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4671 * configure: Regenerate.
4672 * configure.ac: Require texinfo 4.7.
4673 * doc/install.texi: Document texinfo 4.7 requirement.
4675 2008-07-23 Martin Jambor <mjambor@suse.cz>
4677 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
4678 rather than for DECL_SAVED_TREE.
4679 * ipa-prop.c: Include diagnostic.h.
4680 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
4682 (ipa_detect_param_modifications): Function rewritten from scratch.
4683 (ipa_compute_jump_functions): Changed accesses to modification flags.
4684 (ipa_free_node_params_substructures): Update flags destruction.
4685 (ipa_node_duplication_hook): Update flags duplication.
4686 (ipa_print_all_params_modified): Updated flag access.
4687 * ipa-prop.h (struct ipa_param_flags): New structure.
4688 (struct ipa_node_params): New field modification_analysis_done,
4689 modified_flags changed into param_flags.
4690 (ipa_is_ith_param_modified): Changed to use new flags.
4691 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
4693 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
4694 ipa-cp.c and split into two functions.
4695 (ipa_print_node_jump_functions): New function.
4696 (compute_scalar_jump_functions): New function.
4697 (type_like_member_ptr_p): New function.
4698 (compute_pass_through_member_ptrs): New function.
4699 (fill_member_ptr_cst_jump_function): New function.
4700 (determine_cst_member_ptr): New function.
4701 (compute_cst_member_ptr_arguments): New function.
4702 (ipa_compute_jump_functions): Complete rewrite.
4703 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
4704 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
4705 (struct ipa_member_ptr_cst): New structure.
4706 (union jump_func_value): New field member_cst.
4707 * ipa-cp.c (ipcp_lat_is_insertable): New function.
4708 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
4709 jump function types.
4710 (ipcp_print_all_lattices): Slight fprintf rearrangement.
4711 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
4712 instead of ipcp_print_all_jump_functions.
4713 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
4714 only for replacable scalars.
4716 * doc/invoke.texi (Optimize options): Add description of
4717 -findirect-inlining.
4718 * common.opt (flag_indirect_inlining): New flag.
4719 * opts.c (decode_options): Set flag_indirect_inlining when
4722 * ipa-inline.c: Include ipa-prop.h.
4723 (inline_indirect_intraprocedural_analysis): New function.
4724 (inline_generate_summary): Allocate parameter and argument info
4725 structures, call inline_indirect_intraprocedural_analysis on each
4726 node when doing indirect inlining and deallocate indirect inlining
4727 data structures in the end.
4728 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
4729 (free_all_ipa_structures_after_iinln): New function.
4730 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
4732 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
4734 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
4735 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
4736 of computing the frequency separately.
4737 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
4738 of computing the frequency separately.
4739 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
4740 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
4741 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
4742 (ipa_get_stmt_member_ptr_load_param): New function.
4743 (ipa_is_ssa_with_stmt_def): New function.
4744 (ipa_note_param_call): New function.
4745 (ipa_analyze_call_uses): New function.
4746 (ipa_analyze_stmt_uses): New function.
4747 (ipa_analyze_params_uses): New function.
4748 (ipa_free_node_params_substructures): Also free the param_calls linked
4750 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
4751 (ipa_print_node_param_flags): New function.
4752 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
4753 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
4754 * ipa-prop.h (struct ipa_param_flags): New field called.
4755 (struct ipa_param_call_note): New structure.
4756 (struct ipa_node_params): New fields param_calls and
4758 (ipa_is_ith_param_called): New function.
4759 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4760 ipa_analyze_params_uses and dump parameter flags.
4762 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
4763 ipa_propagate_indirect_call_infos if performing indirect inlining,
4764 pass a new parameter new_edges to it.
4765 (add_new_edges_to_heap): New fucntion.
4766 (cgraph_decide_inlining_of_small_functions): New vector
4767 new_indirect_edges for newly found indirect edges , call
4768 ipa_propagate_indirect_call_infos after inlining.
4769 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
4770 inlining if performing indirect inlining. Call
4771 free_all_ipa_structures_after_iinln when doing so too.
4772 (inline_generate_summary): Do not call
4773 free_all_ipa_structures_after_iinln here.
4774 * ipa-prop.c (update_jump_functions_after_inlining): New function.
4775 (print_edge_addition_message): New function.
4776 (update_call_notes_after_inlining): New function.
4777 (propagate_info_to_inlined_callees): New function.
4778 (ipa_propagate_indirect_call_infos): New function.
4779 * ipa-prop.h: Include cgraph.h
4780 (struct ipa_param_call_note): Fields reordered, new field processed.
4781 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
4783 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
4784 rediscovered call statements.
4785 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
4786 (dump_cgraph_node): Dump also the indirect_call flag.
4787 (cgraph_clone_edge): Copy also the indirect_call flag.
4788 * tree-inline.c (copy_bb): Do not check for fndecls from call
4789 expressions, check for edge availability when moving clones.
4790 (get_indirect_callee_fndecl): New function.
4791 (expand_call_inline): If callee declaration is not apprent from
4792 the statement, try calling get_indirect_callee_fndecl. Do not
4793 issue warnings or call sorry when not inlinings an indirect edge.
4794 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
4796 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
4797 bit more frandly to matching.
4798 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
4799 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
4800 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
4802 2008-07-23 Michael Meissner <gnu@the-meissners.org>
4805 * opth-gen.awk: Suppress function specific features when building
4807 * optc-gen.awk: Ditto.
4809 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4812 * diagnostic.c (pedwarn): Add opt parameter.
4814 * c-tree.h (pedwarn_init): Add opt parameter.
4815 (pedwarn_c90): Likewise.
4816 (pedwarn_c99): Likewise.
4817 * c-errors.c (pedwarn_c99): Likewise.
4818 (pedwarn_c90): Likewise.
4819 * toplev.h (pedwarn): Update declaration.
4820 (pedwarn0): Declare.
4821 * c-lex.c: All calls to pedwarn changed.
4822 * builtins.c: All calls to pedwarn changed.
4823 * toplev.c: All calls to pedwarn changed.
4824 * c-decl.c: All calls to pedwarn changed.
4825 * c-typeck.c: All calls to pedwarn changed.
4826 * c-common.c: All calls to pedwarn changed.
4827 * c-parser.c: All calls to pedwarn changed.
4829 2008-07-23 Michael Meissner <gnu@the-meissners.org>
4830 Karthik Kumar <karthikkumar@gmail.com>
4832 * attribs.c (file scope): Include c-common.h.
4833 (decl_attributes): Add support for #pragma GCC optimize and
4836 * targhooks.c (default_can_inline_p): New function that is the
4837 default for the TARGET_CAN_INLINE_P target hook.
4839 * targhooks.h (default_can_inline_p): Add declaration.
4841 * tree.c (cl_optimization_node): New static tree for building
4842 OPTIMIZATION_NODE tree.
4843 (cl_target_option_node): New static tree for building
4844 TARGET_OPTION_NODE tree.
4845 (cl_option_hash_table): New hash table for hashing
4846 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
4847 (cl_option_hash_hash): New function to provide the hash value for
4848 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
4849 (cl_option_hash_eq): New function to provide an equality test for
4850 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
4851 (tree_code_size): Add support for OPTIMIZATION_NODE and
4852 TARGET_OPTION_NODE trees.
4853 (tree_code_structure): Add support for OPTIMIZATION_NODE and
4854 TARGET_OPTION_NODE trees.
4855 (build_optimization_node): Build a tree that has all of the
4856 current optimization options.
4857 (build_target_option_node): Build a tree that has the target
4858 options that might be changed on a per function basis.
4860 * tree.h (file scope): Include options.h.
4861 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
4862 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
4863 (TREE_OPTIMIZATION): Ditto.
4864 (TREE_TARGET_SPECIFIC): Ditto.
4865 (struct tree_function_decl): Add fields for remembering the
4866 current optimization options and target specific options.
4867 (struct tree_optimization_option): New tree variant that remembers
4868 the optimization options.
4869 (struct tree_target_option): New tree variant that remembers the
4870 target specific flags that might change for compiling a particular
4872 (union tree_node): Include tree_optimization_option and
4873 tree_target_option fields.
4874 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
4875 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
4876 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
4877 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
4878 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
4879 optimization and target options.
4880 (optimization_default_node): New macro to refer to global_trees
4882 (optimization_current_node): Ditto.
4883 (optimization_cold_node): Ditto.
4884 (optimization_hot_node): Ditto.
4885 (target_option_default_node): Ditto.
4886 (target_option_current_node): Ditto.
4887 (current_option_pragma): Ditto.
4888 (current_optimize_pragma): Ditto.
4890 * target.h (struct gcc_target): Add valid_option_attribute_p,
4891 target_option_save, target_option_restore, target_option_print,
4892 target_option_pragma_parse, and can_inline_p hooks.
4894 * toplev.h (parse_optimize_options): Add declaration.
4895 (fast_math_flags_struct_set_p): Ditto.
4897 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
4898 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
4901 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
4902 tree_can_inline_p hook to see if one function can inline another.
4903 (cgraph_decide_inlining): Ditto.
4904 (cgraph_decide_inlining_incrementally): Ditto.
4906 * opts.c (decode_options): Add support for running multiple times
4907 to allow functions with different target or optimization options
4908 than was specified on the command line.
4909 (fast_math_flags_struct_set_p): New function that is similar to
4910 fast_math_flags_set_p, except it uses the values in the
4911 cl_optimization structure instead of global variables.
4913 * optc-gen.awk: Add support for TargetSave to allow a back end to
4914 declare new fields that need to be saved when using function
4915 specific options. Include flags.h and target.h in the options.c
4916 source. Add support for Save to indicate which options can be set
4917 for individual functions. Generate cl_optimize_save,
4918 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
4919 cl_target_option_restore, cl_target_option_print functions to
4920 allow functions to use different optimization or target options.
4922 * opt-functions.awk (var_type_struct): Return the type used for
4923 storing the field in a structure.
4925 * opth-gen.awk: Add support for TargetSave to allow a back end to
4926 declare new fields that need to be saved when using function
4927 specific options. Add support for Save to indicate which options
4928 can be set for individual functions. Only generate one extern for
4929 Mask fields. Generate cl_optimization and cl_target_option
4930 structures to remember optimization and target options.
4932 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
4933 collecting new tree nodes.
4934 (TS_TARGET_OPTION): Ditto.
4936 * c-decl.c (merge_decls): Merge function specific target and
4937 optimization options.
4939 * function.c (invoke_set_current_function_hook): If the function
4940 uses different optimization options, change the global variables
4943 * coretypes.h (struct cl_optimization): Add forward reference.
4944 (struct cl_target_option): Ditto.
4946 * c-pragma.c (option_stack): New static vector to remember the
4947 current #pragma GCC option stack.
4948 (handle_pragma_option): New function to support #pragma GCC option
4949 to change target options.
4950 (optimize_stack): New static vector to remember the current
4951 #pragma GCC optimize stack.
4952 (handle_pragma_optimize): New function to support #pragma GCC
4953 optimize to change optimization options.
4954 (init_pragma): Add support for #pragma GCC optimize and #pragma
4957 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
4958 optimization options.
4959 (TARGET_OPTION_NODE): New tree code for remembering certain target
4962 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
4963 TARGET_OPTION_NODE trees.
4965 * common.opt (-O): Add Optimization flag.
4967 (-fmath-errno): Ditto.
4968 (-falign-functions): Add UInteger flag to make sure flag gets full
4969 int in cl_optimization structure.
4970 (-falign-jumps): Ditto.
4971 (-falign-labels): Ditto.
4972 (-falign-loops): Ditto.
4973 (-fsched-stalled-insns): Ditto.
4974 (-fsched-stalled-insns-dep): Ditto.
4976 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
4978 (TARGET_OPTION_SAVE): Ditto.
4979 (TARGET_OPTION_RESTORE): Ditto.
4980 (TARGET_OPTION_PRINT): Ditto.
4981 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
4982 (TARGET_CAN_INLINE_P): Ditto.
4983 (TARGET_INITIALIZER): Add new hooks.
4985 * tree-inline.c (tree_can_inline_p): New function to determine
4986 whether one function can inline another. Check if the functions
4987 use compatible optimization options, and also call the backend
4990 * tree-inline.h (tree_can_inline_p): Add declaration.
4992 * c-common.c (c_common_attribute): Add support for option and
4993 optimize attributes.
4994 (handle_option_attribute): Add support for the option attribute to
4995 allow the user to specify different target options for compiling a
4997 (handle_optimize_attribute): Add support for the optimize
4998 attribute to allow the user to specify different optimization
4999 options for compiling a specific function.
5000 (handle_hot_attribute): Turn on -O3 optimization for this one
5001 function if it isn't the default optimization level.
5002 (handle_cold_attribute): Turn on -Os optimization for this one
5003 function if it insn't the default optimization.
5004 (const_char_p): New const char * typedef.
5005 (optimize_args): New static vector to remember the optimization
5007 (parse_optimize_options): New function to set up the optimization
5008 arguments from either the optimize attribute or #pragma GCC optimize.
5010 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
5011 (builtin_define_std): Ditto.
5013 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
5014 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
5015 (x86_64-*-*): Ditto.
5017 * Makefile.in (TREE_H): Add options.h.
5018 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
5020 * doc/extend.texi (option attribute): Document new attribute.
5021 (optimize attribute): Ditto.
5022 (hot attribute): Document hot attribute sets -O3.
5023 (cold attribute): Document cold attribute sets -Os.
5024 (#pragma GCC option): Document new pragma.
5025 (#pragma GCC optimize): Ditto.
5027 * doc/options.texi (TargetSave): Document TargetSave syntax.
5028 (UInteger): Document UInteger must be used for certain flags.
5029 (Save): Document Save option to create target specific options
5030 that can be saved/restored on a function specific context.
5032 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
5033 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
5035 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
5036 (TARGET_OPTION_SAVE): Ditto.
5037 (TARGET_OPTION_RESTORE): Ditto.
5038 (TARGET_OPTION_PRINT): Ditto.
5039 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
5040 (TARGET_CAN_INLINE_P): Ditto.
5042 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
5044 (-mfpmath=both): Ditto.
5046 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5047 Karthik Kumar <karthikkumar@gmail.com>
5049 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
5050 (TARGET_POPCNT): Ditto.
5051 (TARGET_SAHF): Ditto.
5052 (TARGET_AES): Ditto.
5053 (TARGET_PCLMUL): Ditto.
5054 (TARGET_CMPXCHG16B): Ditto.
5055 (TARGET_RECIP): Move switch into target_flags.
5056 (TARGET_FUSED_MADD): Ditto.
5057 (ix86_arch_features): Make an unsigned char type.
5058 (ix86_tune_features): Ditto.
5059 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
5060 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
5061 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
5063 * config/i386/i386.opt (arch): New TargetSave field to define
5064 fields that need to be saved for function specific option support.
5067 (branch_cost): Ditto.
5068 (ix86_isa_flags_explicit): Ditto.
5069 (tune_defaulted): Ditto.
5070 (arch_specified): Ditto.
5071 (-m128-long-double): Add Save flag to save option for target
5072 specific option support.
5074 (-maccumulate-outgoing-args): Ditto.
5075 (-malign-double): Ditto.
5076 (-malign-stringops): Ditto.
5077 (-mfancy-math-387): Ditto.
5078 (-mhard-float): Ditto.
5080 (-minline-all-stringops): Ditto.
5081 (-minline-stringops-dynamically): Ditto.
5082 (-mms-bitfields): Ditto.
5083 (-mno-align-stringops): Ditto.
5084 (-mno-fancy-math-387): Ditto.
5085 (-mno-push-args): Ditto.
5086 (-mno-red-zone): Ditto.
5087 (-mpush-args): Ditto.
5088 (-mred-zone): Ditto.
5090 (-msseregparm): Ditto.
5091 (-mstack-arg-probe): Ditto.
5106 (-mrecip): Move flag into target_flags.
5108 (-mno-fused-madd): Ditto.
5109 (-mfused-madd): Ditto.
5110 (-mabm): Move flag into ix86_isa_flags.
5117 * config/i386/i386-c.c: New file for #pragma support.
5118 (ix86_target_macros_internal): New function to #define or #undef
5119 target macros based when the user uses the #pragma GCC option to
5120 change target options.
5121 (ix86_pragma_option_parse): New function to add #pragma GCC option
5123 (ix86_target_macros): Move defining the target macros here from
5124 TARGET_CPU_CPP_BUILTINS in i386.h.
5125 (ix86_register_pragmas): Register the #pragma GCC option hook. If
5126 defined, initialize any subtarget #pragmas.
5128 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
5129 REGISTER_TARGET_PRAGMAS.
5131 * config/i386/t-i386: New file for x86 dependencies.
5132 (i386.o): Make dependencies mirror the include files used.
5133 (i386-c.o): New file, add dependencies.
5135 * config/i386/i386-protos.h (override_options): Add bool argument.
5136 (ix86_valid_option_attribute_tree): Add declaration.
5137 (ix86_target_macros): Ditto.
5138 (ix86_register_macros): Ditto.
5140 * config/i386/i386.c (ix86_tune_features): Move initialization of
5141 the target masks to initial_ix86_tune_features to allow functions
5142 to have different target options. Make type unsigned char,
5143 instead of unsigned int.
5144 (initial_ix86_tune_features): New static vector to hold processor
5145 masks for the tune variables.
5146 (ix86_arch_features): Move initialization of the target masks to
5147 initial_ix86_arch_features to allow functions to have different
5148 target options. Make type unsigned char, instead of unsigned int.
5149 (initial_ix86_arch_features): New static vector to hold processor
5150 masks for the arch variables.
5151 (enum ix86_function_specific_strings): New enum to describe the
5152 string options used for attribute((option(...))).
5153 (ix86_target_string): New function to return a string that
5154 describes the target options.
5155 (ix86_debug_options): New function to print the current options in
5157 (ix86_function_specific_save): New function hook to save the
5158 function specific global variables in the cl_target_option structure.
5159 (ix86_function_specific_restore): New function hook to restore the
5160 function specific variables from the cl_target_option structure to
5161 the global variables.
5162 (ix86_function_specific_print): New function hook to print the
5163 target specific options in the cl_target_option structure.
5164 (ix86_valid_option_attribute_p): New function hook to validate
5165 attribute((option(...))) arguments.
5166 (ix86_valid_option_attribute_tree): New function that is common
5167 code between attribute((option(...))) and #pragma GCC option
5168 support that parses the options and returns a tree holding the options.
5169 (ix86_valid_option_attribute_inner_p): New helper function for
5170 ix86_valid_option_attribute_tree.
5171 (ix86_can_inline_p): New function hook to decide if one function
5172 can inline another on a target specific basis.
5173 (ix86_set_current_function); New function hook to switch target
5174 options if the user used attribute((option(...))) or #pragma GCC
5176 (ix86_tune_defaulted): Move to static file scope from
5178 (ix86_arch_specified): Ditto.
5179 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
5181 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
5182 (OPTION_MASK_ISA_ABM_SET): Ditto.
5183 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
5184 (OPTION_MASK_ISA_CX16_SET): Ditto.
5185 (OPTION_MASK_ISA_SAHF_SET): Ditto.
5186 (OPTION_MASK_ISA_AES_UNSET): Ditto.
5187 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
5188 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
5189 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
5190 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
5191 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
5192 (struct ptt): Move to static file scope from override_options.
5193 (processor_target_table): Ditto.
5195 (ix86_handle_option): Add support for options that are now isa options.
5196 (override_options): Add support for declaring functions that
5197 support different target options than were specified on the
5198 command line. Move struct ptt, processor_target_table, cpu_names,
5199 ix86_tune_defaulted, ix86_arch_specified to static file scope.
5200 Add bool argument. Fix up error messages so the appropriate error
5201 is given for either command line or attribute.
5202 (ix86_previous_fndecl): New static to remember previous function
5203 declaration to see if we need to change target options.
5204 (ix86_builtins_isa): New array to record the ISA of each builtin
5206 (def_builtin): Always create the builtin function, even if the
5207 current ISA doesn't support it.
5208 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
5209 tests for those builtins.
5210 (ix86_init_builtins): Remove TARGET_MMX test for calling
5211 ix86_init_mmx_sse_builtins.
5212 (ix86_expand_builtin): If the current ISA doesn't support a given
5213 builtin, signal an error.
5214 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
5215 (TARGET_SET_CURRENT_FUNCTION): Ditto.
5216 (TARGET_OPTION_SAVE): Ditto.
5217 (TARGET_OPTION_RESTORE): Ditto.
5218 (TARGET_OPTION_PRINT): Ditto.
5219 (TARGET_CAN_INLINE_P): Ditto.
5221 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
5223 * c-typeck.c (build_external_ref): Don't call assemble_external.
5224 * final.c (output_operand): Call assemble_external.
5226 2008-07-21 DJ Delorie <dj@redhat.com>
5228 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
5229 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
5231 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5233 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
5234 original insn and splitter contents into ...
5235 ("*div<mode>3_fast"): ... this new pattern. Enable only if
5236 flag_unsafe_math_optimizations. Add dummy scratch register.
5237 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
5238 !flag_unsafe_math_optimizations. Returns number with next
5239 highest magnitude if this is still less or equal to the true
5240 quotient in magnitude.
5242 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
5244 * Makefile.in: Replace toplev.h with TOPLEV_H.
5245 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
5246 * c-lex.c (fe_file_change): Don't set in_system_header.
5247 * c-parser.c (c_token): Remove in_system_header.
5248 (c_lex_one_token): Don't set in_system_header.
5249 (c_parser_set_source_position_from_token): Don't set in_system_header.
5250 * diagnostic.c (diagnostic_report_diagnostic): Use location from
5253 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
5254 * flags.h (in_system_header): Remove.
5255 * function.c (saved_in_system_header): Remove.
5256 (push_cfun): Don't set in_system_header.
5257 (pop_cfun): Don't set in_system_header.
5258 (push_struct_function): Don't set in_system_header.
5259 * input.h (expanded_location): Add sysp.
5260 (in_system_header_at): New.
5261 (in_system_header): New.
5262 * toplev.c (in_system_header): Remove.
5263 * toplev.h: Include input.h
5265 * tree-cfg.c (execute_warn_function_return): Call warning_at.
5266 * tree-ssa.c (warn_uninit): Call warning_at.
5267 (warn_uninitialized_var): Update calls to warn_uninit.
5268 (warn_uninitialized_phi): Update calls to warn_uninit.
5269 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
5270 (expand_location): Initialize xloc.sysp.
5271 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
5272 (tree_decl_with_vis): Remove in_system_header_flag.
5274 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
5277 * recog.c (asm_operand_ok): Change the order of the extra
5278 memory constraint checks.
5280 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5283 * tree-switch-conversion.c (build_one_array): Call
5284 varpool_mark_needed_node and varpool_finalize_decl
5285 instead of assemble_variable.
5287 2008-07-19 Jan Hubicka <jh@suse.cz>
5289 * cgraph.c (cgraph_add_new_function): Do early local passes.
5290 * tree-nrv.c (gate_pass_return_slot): New gate.
5291 (pass_nrv): Add the gate.
5292 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
5294 (coalesce_ssa_name): Coalesce SSA names.
5295 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
5296 not optimizing so unused user vars remains visible.
5297 * common.opt (flag_tree_ter): Always enable by default.
5298 * tree-ssa-ter.c: Include flags.h
5299 (is_replaceable_p): Check that locations match; when aliasing is missing
5300 be conservative about loads.
5301 * tree-optimize.c (gate_init_datastructures): Remove.
5302 (pass_init_datastructures): New.
5303 * passes.c: Reorder passes so we always go into SSA.
5305 2008-07-19 Jan Hubicka <jh@suse.cz>
5307 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
5308 * doc/invoke.texi (--combine): Likewise.
5309 (-finline-functions-called-once): Update levels when enabled.
5310 (-funit-at-a-time): Document new behaviour.
5311 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
5312 -fno-section-anchors when disabled explicitly.
5313 (inline params): They are not ignored now.
5314 (precompiled headers): Remove unit-at-a-time as being incompatible.
5315 * opts.c (decode_options): Handle unit-at-a-time as alias;
5316 imply -fno-section-anchors when toplevel reorder is disabled
5318 * common.opt (ftoplevel-reorder): Set default value to 2.
5319 (funit-at-a-time): Set default value to 1.
5320 * config/rs6000/rs6000.c (optimization_options): Set section anchors
5323 2008-07-19 Jan Hubicka <jh@suse.cz>
5325 * builtins.c (expand_builtin_int_roundingfn,
5326 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
5329 2008-07-19 Richard Guenther <rguenther@suse.de>
5332 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
5333 * tree-ssa-sccvn.c (get_constant_value_id): New function.
5334 * tree-ssa-pre.c (get_expr_value_id): For newly created
5335 constant value-ids make sure to add the expression to its
5338 2008-07-19 Jakub Jelinek <jakub@redhat.com>
5341 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
5342 return value of the builtin is ignored.
5344 2008-07-19 Olivier Hainque <hainque@adacore.com>
5346 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
5347 bits, a C conformant malloc implementation has to provide.
5348 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
5350 2008-07-19 Joseph Myers <joseph@codesourcery.com>
5354 * reload.c (find_reloads_subreg_address): Only reload address if
5355 reloaded == 0, not for reloaded != 1.
5358 2008-07-16 Joseph Myers <joseph@codesourcery.com>
5359 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
5360 (m32c_legitimate_address_p): Handle "++rii" addresses created by
5361 m32c_legitimize_reload_address.
5363 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5364 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
5365 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
5367 2008-07-19 Olivier Hainque <hainque@adacore.com>
5369 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
5370 argument, saying whether nested array are to be collapsed
5371 into a single array type DIE with multiple subscripts.
5372 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
5373 issues, centralize the nested array types collapsing control and
5374 disable the transformation for Ada.
5376 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
5379 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
5381 (x86_64_shift_adj_2): New expander.
5382 (x86_64_shift_adj_3): Ditto.
5383 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
5384 to split TImode operands.
5385 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
5386 (ix86_split_lshr): Ditto.
5388 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
5390 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
5391 and __CHAR32_TYPE__.
5392 * c-typeck.c (digest_init): Support char16_t and char32_t.
5393 (set_nonincremental_init_from_string): Idem.
5395 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
5398 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
5399 PREFERRED_STACK_BOUNDARY.
5400 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5402 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
5405 * function.c (locate_and_pad_parm): Cap boundary earlier.
5407 2008-07-17 Julian Brown <julian@codesourcery.com>
5409 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
5410 no-op for targets which don't use DLLs.
5412 2008-07-17 Martin Jambor <mjambor@suse.cz>
5414 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
5415 that nodes are relevant by examining the node->analyzed flag.
5416 (ipcp_init_stage): Check which nodes are relevant, assert that the
5417 relevant ones are also required.
5418 (ipcp_propagate_stage): Check on the side arrays are properly
5420 (ipcp_print_all_jump_functions): Make sure not to touch any node
5421 that is not analyzed or an edge that does not have a corresponding
5422 entry in the on-the-side vectors.
5423 (ipcp_function_scale_print): Likewise.
5424 (ipcp_update_callgraph): Check that the node is relevant.
5425 (ipcp_insert_stage): Check that the node is relevant. Check there is
5426 an info for every node and edge.
5427 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
5428 (ipa_print_all_tree_maps): Likewise and a new variable info.
5429 (ipa_print_all_params_modified): Likewise.
5430 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
5432 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
5435 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
5437 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
5439 PR rtl-optimization/36753
5440 * fwprop.c (use_killed_between): Don't shortcut
5441 single-definition global registers.
5443 2008-07-16 Jan Hubicka <jh@suse.cz>
5445 * cgraph.h (varpool_empty_needed_queue): Declare.
5446 * cgraphunit.c (output_in_order): Mark all variables as needed;
5448 * varpool.c (varpool_assemble_node): Update debug queue.
5449 (varpool_assemble_pending_decls): Don't do it here.
5450 (varpool_empty_needed_queue): New function.
5452 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5454 * recog.c (peephole2_optimize): Fix formatting.
5456 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5458 * c-pch.c (get_ident): Avoid C++ keywords.
5459 * combine-stack-adj.c (single_set_for_csa): Likewise.
5460 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
5461 output_asm_insn): Likewise.
5462 * reload.c (push_secondary_reload, find_reusable_reload,
5463 push_reload, combine_reloads, find_reloads,
5464 debug_reload_to_stream): Likewise.
5465 * reload.h (struct reload): Likewise.
5466 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
5467 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
5468 emit_output_reload_insns): Likewise.
5469 * targhooks.c (default_secondary_reload): Likewise.
5470 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
5472 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5474 * recog.c (validate_change_1, validate_change,
5475 validate_unshare_change, validate_replace_rtx_1, struct
5476 funny_match, constrain_operands, peephole2_optimize): Avoid C++
5478 * reload.c (push_secondary_reload, secondary_reload_class,
5479 scratch_reload_class, find_valid_class, find_reusable_reload,
5480 push_reload, find_dummy_reload, find_reloads_address_1,
5481 find_reloads_address_part, find_equiv_reg): Likewise.
5482 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
5483 choose_reload_regs): Likewise.
5484 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
5486 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
5487 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5488 * sched-rgn.c (concat_INSN_LIST): Likewise.
5489 * stor-layout.c (mode_for_size, mode_for_size_tree,
5490 smallest_mode_for_size): Likewise.
5492 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5494 * cfg.c (dump_reg_info): Avoid C++ keywords.
5495 * dwarf2asm.c (dw2_force_const_mem,
5496 dw2_asm_output_encoded_addr_rtx): Likewise.
5497 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
5498 * expmed.c (expand_shift): Likewise.
5499 * global.c (find_reg): Likewise.
5500 * graph.c (draw_edge): Likewise.
5501 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
5502 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
5503 widen_clz, widen_bswap, expand_parity, expand_unop,
5504 emit_cmp_and_jump_insn_1): Likewise.
5505 * postreload.c (reload_cse_simplify_operands): Likewise.
5506 * ra.h (add_neighbor): Likewise.
5507 * reg-stack.c (remove_regno_note, change_stack): Likewise.
5508 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
5509 record_reg_classes, copy_cost, record_address_regs,
5510 invalid_mode_change_p): Likewise.
5511 * regrename.c (regrename_optimize, scan_rtx_reg,
5512 dump_def_use_chain, find_oldest_value_reg,
5513 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
5515 2008-07-16 David Edelsohn <edelsohn@gnu.org>
5517 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
5518 MASK_POWERPC64 for power4 in previous commit.
5520 2008-07-16 Olivier Hainque <hainque@adacore.com>
5522 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
5523 instead of bare conversion to cast const-ness away.
5525 2008-07-16 Anatoly Sokolov <aesok@post.ru>
5527 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
5528 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
5529 * config/xtensa/xtensa.c (xtensa_function_value): New function.
5530 (TARGET_FUNCTION_VALUE): Define.
5532 2008-07-16 David Edelsohn <edelsohn@gnu.org>
5534 * config/rs6000/rs6000.c (processor_target_table): Add
5535 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
5537 2008-07-16 Joseph Myers <joseph@codesourcery.com>
5540 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
5541 (m32c_legitimate_address_p): Handle "++rii" addresses created by
5542 m32c_legitimize_reload_address.
5544 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
5546 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
5547 DECL_IN_SYSTEM_HEADER in sync.
5549 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
5551 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
5552 * tree-ssa-pre.c (pre_expr_eq): Ditto
5553 (get_constant_for_value_id): Take a type as an argument.
5554 (fully_constant_expression): Pass in type.
5555 (find_or_generate_expression): Short circuit constant case.
5556 (create_expression_by_pieces): Remove special casing of
5558 (do_regular_insertion): Short circuit constant case.
5559 (do_partial_partial_insertion): Ditto.
5561 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5564 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
5566 2008-07-15 Bob Wilson <bob.wilson@acm.org>
5568 * config/xtensa/libgcc-xtensa.ver: New file.
5569 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
5571 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5573 * df-problems.c (df_set_note): Avoid C++ keywords.
5574 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
5575 * dse.c (record_store, remove_useless_values): Likewise.
5576 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
5577 gen_reg_rtx_offset, operand_subword, change_address_1,
5578 change_address, adjust_address_1, offset_address,
5579 widen_memory_access, emit_copy_of_insn_after): Likewise.
5580 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
5581 * fwprop.c (should_replace_address, propagate_rtx_1,
5582 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
5584 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
5585 gcse_emit_move_after, update_ld_motion_stores): Likewise.
5586 * lcm.c (compute_insert_delete, pre_edge_lcm,
5587 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
5588 * lower-subreg.c (resolve_reg_notes): Likewise.
5589 * mode-switching.c (optimize_mode_switching): Likewise.
5591 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5593 * bt-load.c (add_btr_def, migrate_btr_def,
5594 branch_target_load_optimize): Avoid C++ keywords.
5595 * caller-save.c (insert_restore, insert_save, insert_one_insn):
5597 * combine.c (subst, simplify_set, make_extraction,
5598 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
5599 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
5600 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
5602 2008-07-15 Richard Guenther <rguenther@suse.de>
5605 * c-common.c (strict_aliasing_warning): Do not warn for
5606 TYPE_REF_CAN_ALIAS_ALL pointers.
5607 (c_common_get_alias_set): may_alias types are not special.
5608 * tree.c (build_pointer_type_for_mode): Look up the may_alias
5609 attribute and set can_ref_all accordingly.
5610 (build_reference_type_for_mode): Likewise.
5611 * doc/extend.texi (may_alias): Clarify.
5613 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5616 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
5617 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
5619 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5622 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
5623 gcc_assert, instead call output_operand_lossage.
5625 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
5627 * builtins.c (std_canonical_va_list): Treat structure based
5630 2008-07-15 Ben Elliston <bje@au.ibm.com>
5632 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
5634 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
5636 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
5639 2008-07-14 Jan Hubicka <jh@suse.cz>
5641 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
5642 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
5643 fix predicates and constraints.
5644 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
5645 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
5647 2008-07-14 Doug Kwan <dougkwan@google.com>
5649 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
5650 additional option file arm/eabi.opt.
5651 * config/arm/eabi.h (File): New configuration file for EABI targets.
5652 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
5653 SUBSUBTARGET_EXTRA_SPECS.
5654 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
5655 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
5656 from STARTFILE_SPEC so that it can be referenced in an override.
5657 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
5658 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
5659 can be referenced in an override.
5660 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
5661 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
5662 so that it can be referenced in an override.
5663 (LINK_SPEC): Use BPABI_LINK_SPEC.
5664 * config/arm/eabi.opt (File): New.
5666 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5668 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
5669 (FIXED_VALUE_H): New variable.
5670 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
5671 input.h, fixed-value.h.
5672 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
5673 (BASIC_BLOCK_H): Use $(BITMAP_H).
5674 (FUNCTION_H): Add varray.h.
5675 (IPA_REFERENCE_H): Use $(BITMAP_H).
5676 (CGRAPH_H): Add $(BASIC_BLOCK_H).
5677 (DF_H): Use $(BITMAP_H).
5678 (GGC_H): Add statistics.h.
5680 (INSN_ATTR_H): Use it.
5681 (SYSTEM_H): Add safe-ctype.h, filenames.h.
5683 (SYMTAB_H): Add $(OBSTACK_H).
5684 (CPP_INTERNAL_H): New.
5685 (TREE_DUMP_H): Add tree-pass.h.
5686 (TREE_FLOW_H): Use $(BITMAP_H)
5687 (PRETTY_PRINT_H): Use $(INPUT_H).
5688 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
5691 (many object files): Fix lots of header dependencies throughout.
5693 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5695 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
5697 (s-gtyp-input): Use them to write tmp-gi.list.
5698 (echo_to_gi.list): Remove.
5700 2008-07-14 Richard Guenther <rguenther@suse.de>
5702 * tree-ssa-sccvn.c (pre_info): Remove.
5703 (switch_to_PRE_table): Likewise.
5704 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
5705 (set_hashtable_value_ids): Do not create value-ids for the
5707 (run_scc_vn): Remove double test. Remove bogus special-case
5708 in value-number printing.
5709 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
5710 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
5712 * tree-flow-inline.h (get_value_handle): Remove.
5713 * tree-flow.h (get_value_handle): Remove.
5715 2008-07-14 Martin Jambor <mjambor@suse.cz>
5717 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
5718 in which we generate arithmetics is not a subrange.
5720 2008-07-14 Martin Jambor <mjambor@suse.cz>
5722 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
5724 2008-07-14 Richard Guenther <rguenther@suse.de>
5726 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
5728 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
5731 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
5732 reload for symbol refs moved to r0 with -fPIC.
5733 (legitimize_pic_address): Use the target register as temporary
5735 (emit_symbolic_move): Adjust comment.
5736 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
5739 2008-07-14 Ben Elliston <bje@au.ibm.com>
5741 * c-common.h (C_CPP_HASHNODE): New macro.
5742 * coretypes.h (struct cpp_token): Forward declare.
5743 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5744 the context-sensitive keyword method.
5745 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
5746 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
5747 expand_bool_pixel): New.
5748 (altivec_categorize_keyword): New function.
5749 (init_vector_keywords): New function.
5750 (rs6000_macro_to_expand): Likewise.
5751 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
5752 compiling an ISO C dialect.
5754 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
5756 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
5757 (create_expression_by_pieces): Fix typo.
5758 (do_regular_insertion): Use debug counter here too.
5760 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
5763 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
5764 CONST_OK_FOR_LETTER_P. All port-local users changed.
5765 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
5766 implement Kp matching power-of-two.
5767 (CONSTRAINT_LEN): Define to match.
5768 * config/cris/cris.md: Replace all use of constraint K with Kc.
5769 ("*btst*): Use Kp for operand 0 of last alternative.
5771 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5774 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
5777 2008-07-13 Jan Hubicka <jh@suse.cz>
5779 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
5782 2008-07-13 Richard Guenther <rguenther@suse.de>
5785 * langhooks.c (lhd_print_error_function): Deal with recursive
5788 2008-07-12 Jan Hubicka <jh@suse.cz>
5790 * cgraph.c (assembler_name_hash): New static var.
5791 (hash_node_by_assembler_name, eq_assembler_name): New.
5792 (cgraph_node_for_asm): Use hashtable.
5793 (cgraph_remove_node): Maintain hashtable.
5794 (change_decl_assembler_name): Sanity check that names are not changing
5795 after aliasing was processed.
5796 * cgraph.h (varpoon_node): Add next GGC marker.
5797 * tree.c (decl_assembler_name_equal): Constify.
5798 (decl_assembler_name_hash): New.
5799 * tree.h (decl_assembler_name_equal): Constify.
5800 (decl_assembler_name_hash): Update.
5802 2008-07-12 David Daney <ddaney@avtrex.com>
5804 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5807 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
5809 * doc/md.texi: Document the MIPS "v" constraint.
5810 * config/mips/mips.h (reg_class): Revert last change.
5811 (REG_CLASS_NAMES): Likewise.
5812 (REG_CLASS_CONTENTS): Likewise.
5813 * config/mips/mips.c (mips_regno_to_class): Likewise.
5814 * config/mips/constraints.md (v): Likewise, but add documentation.
5815 Add a comment to say that this constraint should not be used in
5818 2008-07-11 DJ Delorie <dj@redhat.com>
5820 * config/h8300/h8300.md (length): Fix branch offset limit.
5822 2008-07-11 Anatoly Sokolov <aesok@post.ru>
5824 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
5825 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
5826 (avr_hard_regno_scratch_ok): New function.
5827 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
5828 * config/avr/avr.md (all peepholes that request a scratch register):
5829 Remove avr_peep2_scratch_safe use.
5831 2008-07-11 Tom Tromey <tromey@redhat.com>
5832 Ian Lance Taylor <iant@google.com>
5834 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
5835 (struct c_common_resword): Define.
5836 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
5837 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
5838 (c_common_reswords, num_c_common_reswords): Declare.
5839 * c-common.c (c_common_reswords): New global const array.
5840 (num_c_common_reswords): New const int.
5841 * c-parser.c (struct resword, reswords): Don't define.
5842 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
5843 (c_parse_init): Clarify mask code. Use c_common_reswords rather
5844 than reswords. If warning about C++ keywords, give them a special
5846 (c_lex_one_token): Warn about C++ keywords. Call
5847 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
5848 (c_parser_external_declaration): Look for RID_xxx rather than
5849 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
5850 (c_parser_statement_after_labels): Likewise.
5851 (c_parser_objc_class_instance_variables): Likewise.
5852 (c_parser_objc_class_declaration): Likewise.
5853 (c_parser_objc_try_catch_statement): Likewise.
5854 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
5855 (declspecs_add_type): Likewise.
5857 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
5859 * ggc-page.c (alloc_page):
5860 Substituting xmalloc, xcalloc with
5861 XNEWVEC and XCNEWVAR macros which add the
5864 2008-07-11 Richard Guenther <rguenther@suse.de>
5866 PR tree-optimization/36765
5867 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
5868 aliases from HEAP vars to SMTs.
5870 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5872 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
5873 * configure.ac (loose_warn): Move -Wc++-compat from here...
5874 (strict_warn): ...to here.
5875 * configure: Regenerate.
5877 2008-07-10 Joseph Myers <joseph@codesourcery.com>
5879 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
5880 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
5881 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
5882 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
5883 excluding more specific h8300-*-* and sh-*-* targets.
5885 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
5887 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
5889 (execute_pre): Call loop_optimizer_finalize in early exit.
5891 2008-07-10 Jakub Jelinek <jakub@redhat.com>
5894 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
5895 uids in the bitmap, not just VAR_DECL uids.
5897 PR rtl-optimization/36419
5898 * combine-stack-adj.c (adjust_frame_related_expr): New function.
5899 (combine_stack_adjustments_for_block): Call it if needed. Delete
5901 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
5902 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
5903 prologue sp adjustment.
5905 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
5908 * opts.c (print_ignored_options): Report postponed diagnostics for
5909 unknown -Wno-* options as warnings, not errors.
5910 (postpone_unknown_option_error): Renamed to...
5911 (postpone_unknown_option_warning): ... this.
5913 2008-07-09 Doug Kwan <dougkwan@google.com>
5916 2008-07-08 Doug Kwan <dougkwan@google.com>
5918 * config/arm/arm.opt (mandroid): New option.
5919 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
5920 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
5922 (CC1PLUS_SPEC): Same.
5924 (STARTFILE_SPEC): Same.
5925 (ENDFILE_SPEC): Same.
5926 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
5929 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
5932 * config/mips/mips.h (reg_class): Remove V1_REG.
5933 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5934 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
5936 (mips_get_tp): New function.
5937 (mips_legitimize_tls_address): Use it.
5938 * config/mips/constraints.md (v): Delete.
5939 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
5940 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
5941 After reload, split into a move and ...
5942 (*tls_get_tp_<mode>_split): ...this new instruction.
5944 2008-07-09 David Daney <ddaney@avtrex.com>
5946 * config/mips/driver-native.c: Include coretypes.h and tm.h.
5948 2008-07-09 Jakub Jelinek <jakub@redhat.com>
5950 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
5951 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
5953 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
5954 htab_delete should be called. Don't free c.
5955 (lookup_tmp_var): Create temp_htab lazily.
5956 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
5957 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
5959 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
5960 lower_omp_ordered, lower_omp_critical, lower_omp_for,
5961 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
5962 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
5963 * tree-sra.c (generate_element_init): Likewise.
5964 * tree-mudflap.c (execute_mudflap_function_ops,
5965 execute_mudflap_function_decls): Likewise.
5966 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
5967 * tree-gimple.h (struct gimplify_ctx): New type.
5968 (push_gimplify_context): Adjust prototype.
5970 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
5972 * tree-ssa-pre.c (phi_translate_1): Update placement of
5975 2008-07-09 Anatoly Sokolov <aesok@post.ru>
5977 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
5978 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
5979 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
5980 * targhooks.c (default_hard_regno_scratch_ok): New function.
5981 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
5982 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
5983 * recog.c: Include "target.h".
5984 (peep2_find_free_register): Add check for global regs. Add target
5986 * Makefile.in (recog.o): Depend on target.h.
5988 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
5990 * config/sh/sh.c (sh_canonical_va_list_type): New.
5991 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
5993 2008-07-09 Raksit Ashok <raksit@google.com>
5995 * doc/invoke.texi (Option Summary): Mention new option
5996 -Wdisallowed-function-list=...
5997 (Warning Options): Document -Wdisallowed-function-list=...
5998 * common.opt (Wdisallowed-function-list=): New flag.
5999 * flags.h (warn_disallowed_functions): External definition of new
6000 boolean warning flag.
6001 (warn_if_disallowed_function_p): Declare new function.
6002 * opts.c (warning_disallowed_functions): New static variable.
6003 (warn_disallowed_functions): New boolean warning flag.
6004 (warn_if_disallowed_function_p): New function.
6005 (add_comma_separated_to_vector): Rename
6006 add_instrument_functions_exclude_list to this.
6007 (common_handle_option): Handle new option. Rename calls to
6008 add_instrument_functions_exclude_list into calls to
6009 add_comma_separated_to_vector.
6010 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
6011 based on flag warn_disallowed_functions.
6013 2008-07-09 Christian Bruel <christian.bruel@st.com>
6015 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
6016 instead of get_attr_length.
6018 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6020 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
6022 * genemit.c (gen_insn): Likewise.
6023 * gengtype.c (note_def_vec): Likewise.
6024 * gengtype.h (note_def_vec): Likewise.
6025 * genoutput.c (struct data, output_insn_data, process_template,
6026 gen_expand, gen_split, note_constraint): Likewise.
6027 * genrecog.c (new_decision, add_to_sequence, factor_tests,
6028 make_insn_sequence): Likewise.
6029 * gensupport.c (record_insn_name): Likewise.
6031 2008-07-08 Doug Kwan <dougkwan@google.com>
6033 * config/arm/arm.opt (mandroid): New option.
6034 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
6035 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
6037 (CC1PLUS_SPEC): Same.
6039 (STARTFILE_SPEC): Same.
6040 (ENDFILE_SPEC): Same.
6041 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
6044 2008-07-08 Raksit Ashok <raksit@google.com>
6046 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
6047 (set_storage_via_setmem): Fix expected_align parameter.
6048 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
6049 missing from the list.
6050 * doc/md.texi (movmem): Explicitly state that expected alignment is
6051 to be expressed in bytes.
6052 (setmem): Explicitly state that expected alignment is to be expressed
6055 2008-07-08 Joseph Myers <joseph@codesourcery.com>
6057 * reload.c (find_reloads_subreg_address): Do not require validity
6058 of address in original mode before reloading address.
6060 2008-07-07 Tianwei Sheng <tianweis@google.com>
6062 * df-core.c (df_remove_problem): Adjust the access to avoid out of
6063 bounds array access.
6065 2008-07-08 Jakub Jelinek <jakub@redhat.com>
6067 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
6069 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
6071 Fix PR tree-optimization/23455
6072 Fix PR tree-optimization/35286
6073 Fix PR tree-optimization/35287
6074 * Makefile.in (OBJS-common): Remove tree-vn.o.
6075 (tree-vn.o): Remove.
6076 * dbgcnt.def: Add treepre_insert debug counter.
6077 * gcc/tree-flow.h (add_to_value): Updated for other changes.
6078 (debug_value_expressions): Ditto.
6079 (print_value_expressions): Ditto.
6080 * tree-pretty-print.c (dump_generic_node): Updated for
6081 VALUE_HANDLE removal.
6082 * tree-ssa-dom.c (record_equality): Ditto.
6083 (cprop_operand): Ditto.
6084 (lookup_avail_expr): Ditto.
6085 * tree-ssa-threadedge.c
6086 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
6087 (simplify_control_stmt_condition): Ditto.
6088 * tree.c (tree_code_size): Ditto.
6089 (tree_node_structure): Ditto.
6090 (iterative_hash_expr): Ditto.
6092 * tree.h (VALUE_HANDLE_ID): Ditto.
6093 (VALUE_HANDLE_EXPR_SET): Ditto.
6094 (struct tree_value_handle): Ditto.
6095 (union tree_node): Ditto.
6096 * treestruct.def: Ditto.
6097 * tree-vn.c: Removed.
6098 * tree-ssa-pre.c: Rewritten entirely.
6099 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
6100 (constant_value_ids): Ditto.
6101 (vn_nary_op_t): Moved to header.
6103 (vn_reference_op_t): Ditto
6104 (vn_reference_t): Ditto.
6105 (next_value_id): New variable.
6106 (VN_INFO): Add an assert.
6107 (vn_constant_eq): New function.
6108 (vn_constant_hash): Ditto.
6109 (get_or_alloc_constant_value_id): Ditto.
6110 (value_id_constant_p): Ditto.
6111 (vn_reference_compute_hash): De-staticify.
6112 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
6113 Disable some code with a FIXME. Remove VALUE_HANDLE use.
6114 (valueize_refs): Update opcode if it changes from ssa name to constant.
6115 (vn_reference_lookup_1): Add new argument.
6116 (vn_reference_lookup): Ditto.
6117 (vn_reference_lookup_pieces): New function.
6118 (vn_reference_insert): Add return type. Modify to deal with value ids.
6119 (vn_reference_insert_pieces): New function.
6120 (vn_nary_op_compute_hash): De-staticify.
6121 (vn_nary_op_eq): Ditto.
6122 (vn_nary_op_lookup_pieces): New function.
6123 (vn_nary_op_lookup): Add new argument.
6124 (vn_nary_op_insert_pieces): New function.
6125 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
6126 (vn_phi_insert): Ditto.
6127 (visit_unary_op): Update for callee changes.
6128 (visit_binary_op): Ditto.
6129 (visit_reference_op_load): Ditto.
6130 (visit_reference_op_store): Ditto.
6131 (init_scc_vn): Init next_value_id, constant_to_value_id and
6133 (free_scc_vn): Free them.
6134 (set_hashtable_value_ids): New function.
6135 (run_scc_vn): Use it.
6136 (get_max_value_id): New function.
6137 (get_next_value_id): Ditto.
6138 (expressions_equal_p): Moved from tree-vn.c
6139 (sort_vuses): Ditto.
6140 (sort_vuses_heap): Ditto.
6141 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
6143 * tree.c (iterative_hash_hashval_t): Made non-static
6144 * tree.h (iterative_hash_hashval_t): Declare it.
6146 2008-07-08 Martin Jambor <mjambor@suse.cz>
6148 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
6149 instead of ipa_create_node_params.
6150 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
6151 ipa_check_create_edge_args, free them with
6152 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
6154 * ipa-prop.c: Include flags.h and tree-inline.h.
6155 (ipa_node_params_vector): New variable.
6156 (ipa_edge_args_vector): New variable.
6157 (edge_removal_hook_holder): New variable.
6158 (node_removal_hook_holder): New variable.
6159 (edge_duplication_hook_holder): New variable.
6160 (node_duplication_hook_holder): New variable.
6161 (ipa_detect_param_modifications): Check for presence of modified flags.
6162 (ipa_compute_jump_functions): Check for presence of jump functions.
6163 (ipa_free_edge_args_substructures): New function.
6164 (ipa_create_node_params): Removed.
6165 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
6166 (ipa_free_node_params_substructures): New function.
6167 (ipa_free_all_node_params): Changed to deallocate the on-the-side
6169 (ipa_edge_removal_hook): New function.
6170 (ipa_node_removal_hook): New function.
6171 (duplicate_array): New function.
6172 (ipa_edge_duplication_hook): New function.
6173 (ipa_node_duplication_hook): New function.
6174 (ipa_register_cgraph_hooks): New function.
6175 (ipa_unregister_cgraph_hooks): New function.
6176 (free_all_ipa_structures_after_ipa_cp): New function.
6178 * ipa-prop.h: Include vec.h.
6179 (ipa_node_params_t): New typedef with vector types for it.
6180 (ipa_edge_args_t): New typedef with vector types for it.
6181 (IPA_NODE_REF): Changed to access an on-the-side vector.
6182 (IPA_EDGE_REF): Changed to access an on-the-side vector.
6183 (ipa_check_create_node_params): New function.
6184 (ipa_check_create_edge_args): New function.
6186 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
6189 2008-07-07 Tom Tromey <tromey@redhat.com>
6191 * configure, config.in: Rebuilt.
6192 * configure.ac: Don't check for scandir or alphasort.
6194 2008-07-07 Joseph Myers <joseph@codesourcery.com>
6196 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
6197 types immediately after creating them.
6199 2008-07-07 Joseph Myers <joseph@codesourcery.com>
6201 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
6203 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
6205 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
6206 dump_constraint_graph.
6207 (dump_constraint_edge): New function.
6208 (dump_constraint_graph): New function.
6209 (debug_constraint_graph): New function.
6210 (dump_constraint): Removed useless comparison.
6211 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
6212 (dump_constraint_graph): Declare.
6213 (debug_constraint_graph): Declare.
6214 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
6216 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
6218 * config/i386/i386.c (is_va_list_char_pointer): New.
6219 (ix86_va_start): Replace compare with ms_va_list_type_node
6220 by is_va_list_char_pointer.
6221 (ix86_gimplify_va_arg): Likewise.
6223 2008-07-07 Martin Jambor <mjambor@suse.cz>
6225 * cgraph.c (cgraph_edge_max_uid): New variable.
6226 (struct cgraph_edge_hook_list): New type.
6227 (struct cgraph_node_hook_list): New type.
6228 (struct cgraph_2edge_hook_list): New type.
6229 (struct cgraph_2node_hook_list): New type.
6230 (first_cgraph_edge_removal_hook): New variable.
6231 (first_cgraph_node_removal_hook): New variable.
6232 (first_cgraph_edge_duplicated_hook): New variable.
6233 (first_cgraph_node_duplicated_hook): New variable.
6234 (cgraph_add_edge_removal_hook): New function.
6235 (cgraph_remove_edge_removal_hook): New function.
6236 (cgraph_call_edge_removal_hooks): New function.
6237 (cgraph_add_node_removal_hook): New function.
6238 (cgraph_remove_node_removal_hook): New function.
6239 (cgraph_call_node_removal_hooks): New function.
6240 (cgraph_add_edge_duplication_hook): New function.
6241 (cgraph_remove_edge_duplication_hook): New function.
6242 (cgraph_call_edge_duplication_hooks): New function.
6243 (cgraph_add_node_duplication_hook): New function.
6244 (cgraph_remove_node_duplication_hook): New function.
6245 (cgraph_call_node_duplication_hooks): New function.
6246 (cgraph_create_edge): Assign to edge uid.
6247 (cgraph_remove_edge): Call edge removal hooks.
6248 (cgraph_node_remove_callees): Call edge removal hooks.
6249 (cgraph_node_remove_callers): Call edge removal hooks.
6250 (cgraph_remove_node): Call node removal hooks.
6251 (cgraph_clone_edge): Call edge duplication hooks.
6252 (cgraph_clone_node): Call node duplication hooks.
6254 * cgraph.h (cgraph_edge): New field uid.
6255 (cgraph_edge_hook): New type.
6256 (cgraph_node_hook): New type.
6257 (cgraph_2edge_hook): New type.
6258 (cgraph_2node_hook): New type.
6260 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
6262 * config.in: Regenerate.
6264 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
6266 * gcc.c (print_sysroot): New.
6267 (option_map, display_help, process_command): Handle the
6268 -print-sysroot option.
6269 (main): Print the sysroot if requested.
6270 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
6272 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6275 * unwind-pe.h (size_of_encoded_value): add attribute unused.
6277 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
6279 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
6280 (assign_parm_setup_block_p): Also check mode of entry_parm.
6282 2008-07-07 Richard Guenther <rguenther@suse.de>
6284 * tree-ssa-structalias.h (set_used_smts): Remove.
6285 * tree-ssa-structalias.c (used_smts): Likewise.
6286 (set_used_smts): Likewise.
6287 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
6288 call to set_used_smts.
6290 2008-07-07 Richard Guenther <rguenther@suse.de>
6292 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
6293 (new_var_info): Set it to false.
6294 (solution_set_add): Correctly handle pointers outside a var and
6296 (type_safe): Treat variables with is_full_var properly.
6297 (do_sd_constraint): Likewise.
6298 (do_ds_constraint): Likewise.
6299 (process_constraint): Remove zeroing offset for !use_field_sensitive.
6300 (get_constraint_for_ptr_offset): New function.
6301 (get_constraint_for_component_ref): For addresses at least include
6302 the last field of the variable. Handle is_full_vars properly.
6303 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
6304 (handle_ptr_arith): Remove.
6305 (find_func_aliases): Simplify assignment handling.
6306 (create_function_info_for): For parameter and result varinfos set
6308 (create_variable_info_for): Set is_full_var flag whenever we
6309 just created a single varinfo for a decl.
6310 (init_alias_vars): Initialize use_field_sensitive from
6311 max-fields-for-field-sensitive parameter.
6313 2008-07-07 Richard Guenther <rguenther@suse.de>
6315 PR tree-optimization/36713
6316 * tree-flow-inline.h (is_call_used): New function.
6317 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
6318 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
6319 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
6321 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6323 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
6325 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
6327 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
6329 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6330 Nathan Sidwell <nathan@codesourcery.com>
6332 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
6333 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
6335 * config/m68k/t-linux: New.
6336 * doc/install.texi: Document m68k-*-linux is now multilibbed by
6339 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
6341 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
6342 * config/m68k/m68k-devices.def: Remove multilibs that only differ
6345 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6347 * gcc.c (execute): Fix -Wc++-compat warning.
6349 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
6352 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
6353 constant for little endian.
6355 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
6357 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
6358 mips_base_mips16 instead of TARGET_MIPS16.
6359 (mips_base_mips16): Declare.
6360 * config/mips/mips.c (mips_base_mips16): Make global.
6361 (was_mips16_p): Remove GTY marker.
6362 (was_mips16_pch_p): New variable.
6363 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
6364 (mips_override_options): Force to non-MIPS16 mode initially.
6365 Do not complain about MIPS16 PIC incompatibilities here.
6366 Only allow -mgpopt if -mexplicit-relocs is in force for
6369 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
6371 * configure.ac: Check for caddr_t, define to char * if not defined.
6372 * configure: Regenerate.
6373 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
6374 (mmap_gt_pch_use_address): Likewise.
6375 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
6377 2008-07-06 Richard Guenther <rguenther@suse.de>
6379 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
6380 (new_var_info): Deal with it.
6381 (solution_set_add): Likewise.
6382 (bitpos_of_field): Make signed, fix.
6383 (struct fieldoff): Remove type and decl fields. Make size field
6384 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
6386 (fieldoff_compare): Deal with it.
6387 (push_fields_onto_fieldstack): Remove has_union argument, glob
6388 adjacent non-pointer fields together.
6389 (create_function_info_for): Do not set has_union.
6390 (create_variable_info_for): Simplify.
6392 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
6394 * config.gcc (extra_headers): Add cross-stdarg.h for target
6395 x86_64-*-* and i?86-*-*.
6396 * config/i386/cross-stdarg.h: New.
6397 * builtins.c (std_fn_abi_va_list): New.
6398 (std_canonical_va_list_type): New.
6399 (stabilize_va_list): Replace va_list_type_node use by
6400 mtarget.canonical_va_list_type.
6401 (gimplify_va_arg_expr): Likewise.
6402 (expand_builtin_va_copy): Replace va_list_type_node use by
6403 mtarget.fn_abi_va_list.
6404 * tree-sra.c (is_va_list_type): New helper.
6405 (decl_can_be_decomposed_p): Replace
6406 va_list_type_node use by is_va_list_type.
6407 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
6408 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6409 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
6410 * config/i386/i386-protos.h (ix86_get_valist_type): New.
6411 (ix86_enum_va_list): New.
6412 * config/i386/i386.c (sysv_va_list_type_node): New.
6413 (ms_va_list_type_node): New.
6414 (ix86_function_type_abi): Remove sorry.
6415 (ix86_build_builtin_va_list_abi): New.
6416 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
6418 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
6419 (ix86_init_builtins_va_builtins_abi): New.
6420 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
6422 (ix86_handle_abi_attribute): New.
6423 (attribute_spec): Add sysv_abi and ms_abi.
6424 (ix86_fn_abi_va_list): New.
6425 (ix86_canonical_va_list_type): New.
6426 (ix86_enum_va_list): New.
6427 (TARGET_FN_ABI_VA_LIST): New.
6428 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6429 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
6430 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
6431 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6432 (TARGET_ENUM_VA_LIST): New.
6433 * expr.h (std_fn_abi_va_list): New.
6434 (std_canonical_va_list_type): New.
6435 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
6436 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6437 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
6438 TARGET_CANONICAL_VA_LIST_TYPE.
6439 * target.h (struct gcc_target): Add fn_abi_va_list hook
6440 and canonical_va_list_type hook.
6442 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6444 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
6445 integral and pointer types.
6447 2008-07-04 Roger Sayle <roger@eyesopen.com>
6449 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
6450 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
6452 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
6455 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
6457 2008-07-04 Jakub Jelinek <jakub@redhat.com>
6459 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
6460 build_gimple_modify_stmt.
6461 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
6462 gimple operand. Use fold_build* instead of build*.
6464 2008-07-04 Richard Guenther <rguenther@suse.de>
6466 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
6467 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
6468 properly to compute the reachability set if we do field-sensitive PTA.
6469 * invoke.texi (max-fields-for-field-sensitive): Document default.
6470 * opts.c (decode_options): Set max-fields-for-field-sensitive to
6471 100 for optimize >= 2.
6473 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6475 * ggc-zone.c (lookup_page_table_if_allocated,
6476 set_page_table_entry, zone_find_object_size, alloc_small_page,
6477 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
6478 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
6479 -Wc++-compat and/or -Wcast-qual warnings.
6481 2008-07-04 Alan Modra <amodra@bigpond.net.au>
6484 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
6485 pic_offset_table_rtx to be marked as used here.
6486 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
6487 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
6488 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
6489 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
6492 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6494 * alloc-pool.c (hash_descriptor, eq_descriptor,
6495 alloc_pool_descriptor): Fix -Wc++-compat warnings.
6496 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
6498 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
6499 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
6500 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
6501 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
6504 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
6506 * tree-flow.h (loop_only_exit_p): Declare.
6507 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
6508 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
6509 the number of iterations if it is constant. Otherwise, if this is the
6510 only possible exit of the loop, use the conservative estimate on the
6511 number of iterations of the entire loop if available.
6513 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
6515 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
6516 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
6517 Add synchronization functions.
6518 * config/sync.c: New file.
6519 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
6520 (LIBGCC_SYNC_CFLAGS): Likewise.
6522 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
6525 * config/i386/i386.md (mode): Add TF to "mode" attribute.
6526 (*pushtf_sse): New insn pattern.
6527 (pushtf splitters): New splitters.
6529 2008-07-03 Michael Meissner <gnu@the-meissners.org>
6532 * predict.c (build_predict_expr): Use void_type_node for the tree
6533 type, instead of NULL_TREE.
6535 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
6537 * config/i386/i386.c (contains_aligned_value_p): Return true
6539 (ix86_data_alignment): Align TCmode to 128bits.
6540 (ix86_local_alignment): Likewise.
6542 2008-07-03 Andrew Haley <aph@redhat.com>
6545 * vec.h (VEC_TA): New.
6546 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
6547 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
6548 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
6549 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
6550 (C_COMMON_FIXED_TYPES): Remove first arg.
6551 (C_COMMON_FIXED_MODE_TYPES): Likewise.
6552 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
6553 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
6554 not to use empty macro arguments.
6556 2008-07-02 Joseph Myers <joseph@codesourcery.com>
6558 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
6559 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
6560 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
6561 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
6562 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
6563 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
6564 config/ia64/crtn.asm, config/m68hc11/larith.asm,
6565 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
6566 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
6567 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
6568 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
6569 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
6570 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
6571 config/rs6000/e500crtres64gpr.asm,
6572 config/rs6000/e500crtres64gprctr.asm,
6573 config/rs6000/e500crtrest32gpr.asm,
6574 config/rs6000/e500crtrest64gpr.asm,
6575 config/rs6000/e500crtresx32gpr.asm,
6576 config/rs6000/e500crtresx64gpr.asm,
6577 config/rs6000/e500crtsav32gpr.asm,
6578 config/rs6000/e500crtsav64gpr.asm,
6579 config/rs6000/e500crtsav64gprctr.asm,
6580 config/rs6000/e500crtsavg32gpr.asm,
6581 config/rs6000/e500crtsavg64gpr.asm,
6582 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
6583 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
6584 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
6585 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
6586 config/sparc/sol2-cn.asm: Remove .file directives.
6588 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
6590 * resource.c (mark_referenced_resources): Look inside
6591 UNSPEC_VOLATILEs and ASM_INPUTs.
6593 2008-07-02 Ian Lance Taylor <iant@google.com>
6595 * rtlanal.c (add_reg_note): New function.
6596 * rtl.h (add_reg_note): Declare.
6597 * auto-inc-dec.c (attempt_change): Use add_reg_note.
6598 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
6599 * builtins.c (expand_builtin_longjmp): Likewise.
6600 (expand_builtin_nonlocal_goto): Likewise.
6601 * calls.c (emit_call_1, expand_call): Likewise.
6602 * cfgexpand.c (add_reg_br_prob_note): Likewise.
6603 * cfglayout.c (fixup_reorder_chain): Likewise.
6604 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
6605 (commit_one_edge_insertion): Likewise.
6606 * combine.c (move_deaths, distribute_notes): Likewise.
6607 * df-problems.c (df_set_note): Likewise.
6608 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
6609 (set_unique_reg_note): Likewise.
6610 (emit_copy_of_insn_after): Likewise.
6611 * expr.c (expand_expr_real): Likewise.
6612 * gcse.c (add_label_notes): Likewise.
6613 * haifa-sched.c (create_check_block_twin): Likewise.
6614 * jump.c (mark_jump_label_1): Likewise.
6615 * loop-doloop.c (add_test, doloop_modify): Likewise.
6616 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6617 * lower-subreg.c (move_eh_region_note): Likewise.
6618 * optabs.c (emit_libcall_block): Likewise.
6619 * predict.c (predict_insn): Likewise.
6620 (combine_predictions_for_insn): Likewise.
6621 * recog.c (peephole2_optimize): Likewise.
6622 * regmove.c (try_auto_increment): Likewise.
6623 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
6624 * reload.c (find_reloads): Likewise.
6625 * reload1.c (fixup_eh_region_note): Likewise.
6626 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
6627 * reorg.c (delete_prior_computation): Likewise.
6628 (delete_computation, dbr_schedule): Likewise.
6629 * config/pa/pa.c (legitimize_pic_address): Likewise.
6630 * config/sh/sh.c (sh_reorg): Likewise.
6632 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
6635 * config/libgcc-glibc.ver: Add %exclude.
6636 * config/m32r/libgcc-glibc.ver: Likwise.
6637 * config/s390/libgcc-glibc.ver: Likwise.
6638 * config/sh/libgcc-glibc.ver: Likwise.
6639 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
6641 * config/i386/libgcc-glibc.ver: New.
6643 * config/i386/libgcc-x86_64-glibc.ver: Removed.
6645 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
6647 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
6648 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
6649 i[34567]86-*-linux*, x86_64-*-linux*. Add
6650 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
6651 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
6652 x86_64-*-linux*. Add i386/t-linux to tmake_file for
6653 i[34567]86-*-linux*, x86_64-*-linux*.
6655 * libgcc-std.ver: Add empty GCC_4.4.0.
6657 * mkmap-symver.awk: Support multiple versions per symbol.
6659 * config/i386/i386.c (ix86_init_builtins): Always define
6660 __builtin_fabsq and __builtin_copysignq with fallbacks.
6661 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
6662 and __builtin_copysignq if SSE2 isn't available.
6664 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
6665 (LIBGCC2_TF_CEXT): Likwise.
6668 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
6670 * config/i386/sfp-machine.h: Moved to libgcc.
6672 * config/i386/sfp-machine.h: New.
6673 * config/i386/t-linux: Likwise.
6675 * config/i386/t-darwin: Remove softfp_wrap_start and
6677 * config/i386/t-darwin64: Likewise.
6679 * config/i386/t-fprules-softfp64: Renamed to ...
6680 * config/i386/t-fprules-softfp: This.
6682 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
6683 and softfp_wrap_end.
6685 2008-07-02 Jason Merrill <jason@redhat.com>
6687 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
6689 * tree.c (ctor_to_list): New fn.
6690 * tree.h: Declare it.
6691 (CONSTRUCTOR_ELT): New macro.
6692 (CONSTRUCTOR_NELTS): New macro.
6694 2008-07-02 Richard Guenther <rguenther@suse.de>
6696 * tree-ssa-structalias.c (struct variable_info): Reorder
6697 to fill padding on 64bit hosts. Make collapsed_to an int.
6698 (get_varinfo_fc): Deal with that.
6699 (new_var_info): Likewise.
6700 (collapse_rest_of_var): Likewise.
6702 2008-07-02 Joshua Sumali <jsumali@redhat.com>
6704 * doc/install.texi (--enable-java-home): Document.
6705 (--enable-aot-compile-rpm): Likewise.
6706 (--with-arch-directory): Likewise.
6707 (--with-os-directory): Likewise.
6708 (--with-origin-name): Likewise.
6709 (--with-arch-suffix): Likewise.
6710 (--with-jvm-root-dir): Likewise.
6711 (--with-jvm-jar-dir): Likewise.
6712 (--with-python-dir): Likewise.
6714 2008-07-02 Richard Guenther <rguenther@suse.de>
6716 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
6717 from decls explicitly. Merge operand checking from tuples.
6719 2008-07-02 Martin Jambor <mjambor@suse.cz>
6721 * tree-switch-conversion.c: Included timevar.h which I forgot before.
6723 2008-07-02 Martin Jambor <mjambor@suse.cz>
6725 * tree-switch-conversion.c: Included timevar.h
6726 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
6728 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
6730 2008-07-02 Martin Jambor <mjambor@suse.cz>
6732 * tree-switch-conversion.c: Corrected various comments and
6734 (build_constructors): Fixed minor formatting mistakes.
6736 * invoke.texi (Optimize Options): Corrected the
6737 switch-conversion-max-branch-ratio parameter.
6739 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
6741 * final.c (asm_insn_count): Return zero for an empty asm body.
6743 2008-07-02 Richard Guenther <rguenther@suse.de>
6745 * bitmap.h (bitmap_set_bit): Return bool.
6746 (bitmap_clear_bit): Likewise.
6747 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
6748 write to the bitmap if it would.
6749 (bitmap_clear_bit): Likewise.
6750 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
6751 bitmap_set_bit return value.
6752 (add_pred_graph_edge): Likewise.
6753 (add_graph_edge): Likewise.
6754 (do_sd_constraint): Likewise.
6755 (do_ds_constraint): Likewise.
6757 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6759 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
6760 Fix -Wc++-compat and/or -Wcast-qual warnings.
6761 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
6762 gen_regparm_prefix): Likewise.
6763 * vmsdbgout.c (write_modbeg, lookup_filename,
6764 vmsdbgout_source_line, vmsdbgout_init): Likewise.
6766 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
6768 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
6769 defaults.h definition apply.
6771 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6773 * function.c (assign_parm_remove_parallels): New.
6774 (assign_parm_setup_block_p): Do not return true for non-BLKmode
6776 (assign_parm_setup_block): Do not handle them.
6777 (assign_parm_setup_reg, assign_parm_setup_stack): Call
6778 assign_parm_remove_parallels.
6780 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6782 * c-typeck.c (convert_for_assignment): Use
6783 vector_targets_convertible_p.
6784 * c-common.c (vector_targets_convertible_p): New.
6785 * c-common.h (vector_targets_convertible_p): New prototype.
6786 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
6787 opaque_p_V2SI_type_node.
6789 2008-07-01 Steve Ellcey <sje@cup.hp.com>
6791 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
6794 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
6796 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
6797 TFmode constants via two element DImode vector for hosts with
6798 HOST_BITS_PER_WIDE_INT < 64.
6799 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
6800 also for HOST_BITS_PER_WIDE_INT < 64.
6802 2008-07-01 Richard Guenther <rguenther@suse.de>
6804 PR tree-optimization/36666
6805 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
6806 (get_constraint_exp_from_ssa_var): Split into ...
6807 (get_constraint_exp_for_temp): ... this ...
6808 (get_constraint_for_ssa_var): ... and that.
6809 Return constraint expressions for all touched sub-fields
6810 if the results address is not taken.
6811 (process_constraint): Remove assertion that aggregate
6812 assignments do not happen at this place.
6813 (get_constraint_for_component_ref): Add address_p argument.
6814 Return constraint expressions for all touched sub-fields
6815 if the results address is not taken.
6816 (do_deref): Use get_constraint_exp_for_temp.
6817 (get_constraint_for_1): Rename from ...
6818 (get_constraint_for): ... this. Add the old function as wrapper.
6819 (do_structure_copy): Use get_constraint_for_1.
6821 2008-07-01 Martin Jambor <mjambor@suse.cz>
6823 * Makefile.in (tree-switch-conversion.o): Add.
6824 (OBJS-common): Add tree-swtch-conversion.o.
6825 * passes.c (init_optimization_passes): Add pass_convert_switch.
6826 * tree-pass.h: (pass_convert_switch): Add.
6827 * tree-switch-conversion.c: New file.
6828 * gcc.dg/tree-ssa/cswtch.c: New testcase.
6829 * common.opt (ftree-cswtch): New option.
6830 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
6831 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
6832 * opts.c (decode_options): Set flag_tree_switch_conversion when
6833 optimization level is >= 2.
6834 * doc/invoke.texi (Optimize Options): Added description of
6835 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
6837 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6839 * config/darwin-driver.c (darwin_default_min_version): Fix
6840 -Wc++-compat warnings.
6842 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
6844 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
6847 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6849 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
6851 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6853 PR rtl-optimization/34744
6854 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
6855 (df_scan_free_internal): Free data structures not
6856 allocated in storage pools.
6857 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
6858 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
6859 df_scan_free_mws_vec.
6860 * dse.c (dse_step6): Free offset_map_p and offset_map_n
6863 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
6865 * config/i386/i386.c (contains_aligned_value_p): Return true
6867 (ix86_function_arg_boundary): Return its natural boundary
6869 (return_in_memory_32): Don't check TDmode.
6870 (ix86_split_to_parts): Support splitting into 4 parts and
6871 support TFmode for 32bit target.
6872 (ix86_split_long_move): Support splitting into 4 parts.
6873 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
6875 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
6876 (ix86_init_builtins): Here.
6877 (ix86_scalar_mode_supported_p): Always return true for TFmode.
6878 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
6879 'q' and 'w', respectively.
6881 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
6883 (movtf_internal): Likewise.
6884 (<code>tf2): Likewise.
6885 (*absnegtf2_sse): Likewise.
6886 (copysign<mode>3): Likewise.
6887 (copysign<mode>3_const): Likewise.
6888 (copysign<mode>3_var): Likewise.
6889 (define_split UNSPEC_COPYSIGN): Likewise.
6890 * config/i386/sse.md (*nandtf3): Likewise.
6891 (<code>tf3): Likewise.
6892 (*<code>tf3): Likewise.
6894 2008-06-30 Joey Ye <joey.ye@intel.com>
6895 H.J. Lu <hongjiu.lu@intel.com>
6897 * global.c (compute_regsets): Set frame_pointer_needed here.
6898 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
6900 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6902 * doc/install.texi (specific): Expand Windows build notes.
6904 2008-06-30 Ira Rosen <irar@il.ibm.com>
6906 PR tree-optimization/36648
6907 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
6908 number of prolog iterations by step. Fix the comment.
6910 2008-06-30 Richard Guenther <rguenther@suse.de>
6913 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
6914 handle calls from ECF_MALLOC functions.
6915 (handle_pure_call): ECF_MALLOC functions do not return
6917 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
6919 2008-06-29 Andreas Schwab <schwab@suse.de>
6921 * config/m68k/m68k.c (print_operand): Always print a float
6923 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
6924 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
6927 * config/rs6000/x-linux64: Remove never used file.
6929 2008-06-29 Richard Guenther <rguenther@suse.de>
6931 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
6933 (struct alias_info): Move ...
6934 * tree-ssa-alias.c: ... here.
6935 (update_alias_info): Declare.
6936 (compute_may_aliases): Call it.
6937 (update_alias_info): New function.
6938 * tree-ssa-structalias.c (update_alias_info): Move ...
6939 * tree-ssa-alias.c (update_alias_info_1): ... here.
6940 * tree-ssa-structalias.c (process_constraint_1): Remove
6941 unused from_call argument. Rename to ...
6942 (process_constraint): ... this. Delete old wrapper.
6943 (make_constraint_to): Adjust callers.
6944 (handle_const_call): Likewise.
6945 (handle_pure_call): Likewise.
6946 (init_base_vars): Likewise.
6947 (handle_lhs_call): Likewise. Remove unnecessary constraint.
6948 (find_func_aliases): We don't need structure copies for
6950 (make_constraint_from_anything): Remove.
6951 (create_variable_info_for): For globals make constraints
6952 from escaped, not from anything.
6953 (compute_points_to_sets): Do not call update_alias_info.
6954 (ipa_pta_execute): Use make_constraint_from.
6956 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6958 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
6959 (bitmap.o-warn, dominance.o-warn): New.
6960 * configure.ac (cxx_compat_warn): Delete.
6961 (loose_warn): Add -Wcast-qual and -Wc++-compat.
6962 * system.h: Remove #pragma diagnostic for -Wcast-qual and
6964 * configure: Regenerate.
6966 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
6969 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6971 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
6972 * df-scan.c (df_notes_rescan): Likewise.
6973 * ggc-page.c (set_page_table_entry): Likewise.
6974 * intl.c (gcc_gettext_width): Likewise.
6975 * varasm.c (get_unnamed_section, get_noswitch_section,
6976 get_section): Likewise.
6978 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
6980 * regrename.c (build_def_use): Don't copy RTX.
6982 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
6984 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
6985 (Type Attributes): Fix nesting of @table and @subsection. Adjust
6986 punctuation. Use @ref instead of @xref.
6987 (Function Names): Remove stray @display/@end display.
6988 (C++ Attributes): Use @ref instead of @xref.
6989 (Deprecated Features): Fix punctuation around @xref.
6990 (Backwards Compatibility): Likewise.
6991 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
6993 2008-06-28 Joseph Myers <joseph@codesourcery.com>
6995 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
6996 constants for E500 double.
6998 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7000 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
7001 element type of const_vector.
7003 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
7005 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
7006 Remove FLAGS_REG clobber from expander pattern.
7007 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
7008 (anddi3, andsi3, andhi3, andqi3): Ditto.
7009 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
7010 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
7011 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
7012 (ashlsi3, ashlhi3, ashlqi3): Ditto.
7013 (ashrsi3, ashrhi3, ashrqi3): Ditto.
7014 (lshrsi3, lshrhi3, lshrqi3): Ditto.
7015 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
7016 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
7018 2008-06-28 Richard Guenther <rguenther@suse.de>
7020 * tree-ssa-structalias.c (callused_id, var_callused,
7021 callused_tree): Add.
7022 (handle_pure_call): New function.
7023 (find_func_aliases): Call it.
7024 (find_what_p_points_to): Handle the call-used set.
7025 (clobber_what_escaped): Likewise.
7026 (compute_call_used_vars): New function.
7027 (init_base_vars): Init the call-used variable.
7028 (do_sd_constraint): Do not propagate the solution from CALLUSED
7029 but use CALLUSED as a placeholder.
7030 (solve_graph): Likewise.
7031 * tree-flow-inline.h (gimple_call_used_vars): New function.
7032 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
7033 (compute_call_used_vars): Declare.
7034 * tree-ssa-alias.c (set_initial_properties): Call
7035 compute_call_used_vars.
7036 (reset_alias_info): Clear call-used variables.
7037 (add_call_clobber_ops): Assert we are not called for const/pure
7038 functions. Remove handling of them.
7039 (add_call_read_ops): Handle pure functions by adding the
7040 call-used set of variables as VUSEs.
7041 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
7042 (delete_tree_ssa): Free it.
7043 * tree-dfa.c (remove_referenced_var): Clear the var from the
7046 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
7048 * tree.c (build_varargs_function_type_list): New.
7049 (build_function_type_list_1): New.
7050 (build_function_type_list): Use build_function_type_list_1.
7051 * tree.h (build_varargs_function_type_list): New.
7053 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7056 * config/spu/spu.c (spu_builtin_splats): Do not generate
7057 invalid CONST_VECTOR expressions.
7058 (spu_expand_vector_init): Likewise.
7060 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
7062 * optabs.c (libfunc_decls): New variable.
7063 (libfunc_decl_hash, libfunc_decl_eq): New functions.
7064 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
7065 for the same function twice.
7067 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
7069 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
7070 ix86_expand_binary_operator directly.
7071 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
7073 (*ashrti3_1): Ditto.
7074 (*lshrti3_1): Ditto.
7075 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
7076 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
7077 using only one splitter. Conditionaly execute splitter before or
7078 after peephole2 pass.
7079 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
7080 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
7081 Use only one alternative in asm template.
7082 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
7084 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
7085 "J" operand constraint for operand 2.
7086 (*ashldi3_cconly_rex64): Ditto.
7087 (*ashrdi3_cmp_rex64): Ditto.
7088 (*ashrdi3_cconly_rex64): Ditto.
7089 (*lshrdi3_cmp_rex64): Ditto.
7090 (*lshrdi3_cconly_rex64): Ditto.
7091 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
7092 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
7093 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
7096 2008-06-27 Jakub Jelinek <jakub@redhat.com>
7098 * gimplify.c (omp_is_private): Don't return true if decl is not
7099 already private on #pragma omp for or #pragma omp parallel for.
7102 * tree-cfg.c (struct move_stmt_d): Replace block field with
7103 orig_block and new_block fields.
7104 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
7105 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
7106 (move_block_to_fn): Replace vars_map and new_label_map arguments
7107 with struct move_stmt_d pointer.
7108 (replace_block_vars_by_duplicates): New function.
7109 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
7110 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
7111 all subblocks of ORIG_BLOCK to the new function. Call
7112 replace_block_vars_by_duplicates.
7113 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
7114 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
7115 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
7116 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
7117 (expand_omp): Temporarily set input_location to the location of
7118 region's controlling stmt.
7119 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
7120 BIND_EXPR, push ctx->block_vars and gimplification vars into
7121 the BIND_EXPR and its block's BLOCK_VARS instead of directly
7123 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
7124 there are any BLOCK_VARS.
7125 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
7126 OMP_PARALLEL or OMP_TASK stmt.
7127 (lower_omp): Save and restore input_location around the lower_omp_1
7130 2008-06-27 Richard Guenther <rguenther@suse.de>
7132 PR tree-optimization/36400
7133 PR tree-optimization/36373
7134 PR tree-optimization/36344
7135 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
7136 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
7137 (update_alias_info): Remove call clobbering code.
7138 (make_constraint_to): New helper function.
7139 (make_escape_constraint): Likewise.
7140 (handle_rhs_call): Use it on all pointer containing arguments.
7141 Also mark the static chain escaped.
7142 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
7143 instead of ANYTHING.
7144 (make_constraint_from): New helper split out from ...
7145 (make_constraint_from_anything): ... here.
7146 (find_func_aliases): Add constraints for escape sites.
7147 (intra_create_variable_infos): Make constraints from NONLOCAL
7149 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
7151 (clobber_what_p_points_to): Remove.
7152 (clobber_what_escaped): New function.
7153 (init_base_vars): Init NONLOCAL and ESCAPED.
7154 (do_sd_constraint): Do not propagate the solution from ESCAPED
7155 but use ESCAPED as a placeholder.
7156 (solve_graph): Likewise.
7157 * tree-flow.h (clobber_what_p_points_to): Remove.
7158 (clobber_what_escaped): Declare.
7159 * tree-ssa-alias.c (set_initial_properties): Call it.
7160 Remove code clobbering escaped pointers.
7162 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
7164 * function.c (allocate_struct_function): Only allocate a unique
7165 funcdef_no if the decl is nonzero.
7167 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
7169 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
7170 * config/mips/mips.c (mips_split_const_insns): New function.
7171 * config/mips/mips.md (move_type): New attribute.
7172 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
7173 (dword_mode): New attribute.
7174 (type): Avoid long line. Map "move_type"s to "type"s,
7175 choosing "multi" for doubleword moves if appropriate.
7176 Swap MTC/MFC comments to match their declaration order.
7177 (extended_mips16): Default to "yes" if "move_type" is "sll0",
7178 "type" is "branch" or "jal" is "direct".
7179 (length): Handle "extended_mips16" first. Make the default
7180 "0" for "ghost" instructions. Set the length from "move_type".
7181 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
7182 of "type", with "sll0" for the register alternative. Remove the
7183 "extended_mips16" attribute.
7184 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
7185 of "type", with "shift_shift" for the register alternative.
7186 Remove the "length" attribute.
7187 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
7188 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
7189 of "type", with "andi" for the register alternative.
7190 (*zero_extendqihi2): Likewise.
7191 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
7192 of "andi" instead of a "type" of "arith".
7193 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
7195 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
7196 (mov_<store>r, *mov<mode>_ra): Likewise.
7197 (extendsidi2): Use "move_type" instead of "type", with "move"
7198 for the register alternative.
7199 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
7200 of "type", with "signext" for the register alternative.
7201 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
7202 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
7203 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
7204 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
7205 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
7206 (unnamed branch insn): Likewise.
7207 (*movdi_gp32_fp64): Fold into...
7208 (*movdi_32bit): ...here.
7209 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
7210 (*movdf_hardfloat): ...this new pattern.
7211 (*movdf_softfloat): Remove redundant FPR alternatives.
7212 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
7213 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
7214 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
7215 the "move" attribute.
7216 (*movdi_32bit): Use "move_type" instead of "type" and remove the
7217 "length" attribute. Use "fpload" and "fpstore" instead of "load"
7218 and "store" for COP loads and stores.
7219 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
7220 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
7221 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
7222 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
7223 (*movtf_mips16, *movv2sf): Likewise.
7224 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
7225 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
7226 (mfhc1<mode>): Use "move_type" instead of "move".
7227 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
7228 (loadgp_blockage): Remove the "length" attribute.
7229 (blockage, set_got_version, update_got_version): Likewise.
7230 (call_internal): Remove the "extended_mips16" attribute.
7231 (call_value_internal, call_value_multiple_internal): Likewise.
7232 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
7234 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
7235 the "length" attribute.
7237 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7239 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
7240 -Wcast-qual warnings.
7241 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
7242 handle_pragma_pop_macro): Likewise.
7243 * collect2.c (resolve_lib_name): Likewise.
7244 * config/arc/arc.c (arc_init): Likewise.
7245 * config/arm/arm.c (neon_builtin_compare,
7246 locate_neon_builtin_icode): Likewise.
7247 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
7248 * config/bfin/bfin.c (bfin_init_machine_status,
7249 bfin_optimize_loop): Likewise.
7250 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
7251 * config/cris/cris.c (cris_init_expanders): Likewise.
7252 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
7253 * config/darwin.c (machopic_indirection_eq,
7254 machopic_indirection_name, machopic_output_indirection): Likewise.
7255 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
7256 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
7257 frv_optimize_membar): Likewise.
7258 * config/i386/cygwin.h (mingw_scan,
7259 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
7260 * config/i386/cygwin1.c (mingw_scan): Likewise.
7261 * config/i386/i386.c (machopic_output_stub): Likewise.
7262 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
7263 i386_pe_unique_section): Likewise.
7264 * config/ia64/ia64.c (ia64_init_machine_status,
7265 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
7267 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
7268 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
7269 * config/m68k/m68k.c (m68k_handle_option,
7270 m68k_sched_md_init_global): Likewise.
7271 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
7272 mcore_unique_section): Likewise.
7273 * config/mips/mips.c (mips_block_move_straight,
7274 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
7276 * config/mmix/mmix.c (mmix_init_machine_status,
7277 mmix_encode_section_info): Likewise.
7278 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
7279 * config/rs6000/rs6000.c (rs6000_init_machine_status,
7280 print_operand_address, output_toc, redefine_groups,
7281 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
7282 * config/s390/s390.c (s390_init_machine_status): Likewise.
7283 * config/score/score.c (score_block_move_straight,
7284 score_block_move_loop_body): Likewise.
7285 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
7286 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
7287 * emit-rtl.c (find_auto_inc): Likewise.
7288 * gcc.c (translate_options, process_command): Likewise.
7289 * reorg.c (dbr_schedule): Likewise.
7290 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
7291 * xcoffout.c (xcoffout_declare_function): Likewise.
7293 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
7295 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
7296 ipa-pta working again.
7298 2008-06-27 David Edelsohn <edelsohn@gnu.org>
7300 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
7303 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
7305 * config.gcc (powerpc*-*-*): Add new core e500mc.
7306 * config/rs6000/e500mc.md: New file.
7307 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7309 (rs6000_override_options): Add e500mc case to
7310 processor_target_table. Altivec and Spe options not allowed
7311 with e500mc. Add isel instruction to e500mc by
7312 default. Initialize rs6000_cost for e500mc.
7313 (rs6000_issue_rate): Set issue rate for e500mc.
7314 * config/rs6000/rs6000.h (processor_type): Add
7315 PROCESSOR_PPCE500MC.
7316 (ASM_CPU_SPEC): Add e500mc.
7317 Set TARGET_ISEL to rs6000_isel.
7318 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
7319 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
7320 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
7322 * doc/invoke.texi: Add e500mc to list of cpus.
7324 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7327 * c-lex.c (lex_charconst): Initialize unsignedp.
7329 2008-06-27 Olivier Hainque <hainque@adacore.com>
7331 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
7332 documented assumptions.
7334 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
7336 * dwarf2out.c: Remove trailing white spaces. Break long line
7339 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
7341 * libfuncs.h (LTI_synchronize): New libfunc_index.
7342 (synchronize_libfunc): Declare.
7343 * builtins.c (expand_builtin_synchronize): Consider using
7344 synchronize_libfunc before falling back on an asm blockage.
7345 * config/mips/mips.c: Include libfuncs.h
7346 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
7348 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
7350 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
7351 parameter. Copy stack_reg to r11 where appropriate.
7352 (no_global_regs_above): Add gpr parameter.
7353 (rs6000_stack_info): Only add padding for SPE save area if we
7354 are saving SPE GPRs and CR.
7355 (saveres_routine_syms): New variable.
7356 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
7358 (rs6000_savres_routine_sym): New function.
7359 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
7361 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
7362 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
7363 Tweak FPR out-of-line saving.
7364 (rs6000_make_savres_rtx): New function.
7365 (rs6000_use_multiple_p): New function.
7366 (rs6000_savres_strategy): New function.
7367 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
7368 out-of-line if appropriate.
7369 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
7370 if we are optimizing for size.
7371 (GP_SAVE_INLINE): Define.
7372 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
7373 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
7374 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
7375 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
7376 (*save_fpregs_<mode>): Add use of r11.
7377 (*restore_gpregs_<mode>): New insn.
7378 (*return_and_restore_gpregs_<mode>): New insn.
7379 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
7381 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
7382 (*restore_gpregs_spe): New insn.
7383 (*return_and_restore_gpregs_spe): New insn.
7384 * config/rs6000/predicates.md (save_world_operation): Fix check.
7386 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
7388 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
7389 this point, so assert that.
7391 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
7393 * cfganal.c: Include vec.h and vecprim.h.
7394 (compute_idf): Import from...
7395 * tree-into-ssa (compute_idf): ...here.
7396 * basic-block.h (compute_idf): Export.
7398 2008-06-26 Joseph Myers <joseph@codesourcery.com>
7400 * c-decl.c (merge_decls): Use !current_function_decl to check for
7401 extern declaration of C99 inline function being at file scope.
7403 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
7405 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
7407 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7409 * alias.c (record_alias_subset, init_alias_analysis): Fix
7410 -Wc++-compat and/or -Wcast-qual warnings.
7411 * attribs.c (lookup_attribute_spec): Likewise.
7412 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
7413 copy_bb, connect_traces,
7414 find_rarely_executed_basic_blocks_and_cr): Likewise.
7415 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
7416 note_btr_set, migrate_btr_defs): Likewise.
7417 * builtins.c (result_vector, expand_builtin_memcpy,
7418 expand_builtin_mempcpy_args, expand_builtin_strncpy,
7419 builtin_memset_read_str, expand_builtin_printf,
7420 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
7422 * caller-save.c (mark_set_regs): Likewise.
7423 * calls.c (expand_call, emit_library_call_value_1): Likewise.
7424 * cgraph.c (cgraph_edge): Likewise.
7425 * combine.c (likely_spilled_retval_1): Likewise.
7426 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
7427 htab_counts_entry_del, get_coverage_counts): Likewise.
7428 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
7429 new_cselib_val): Likewise.
7430 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
7431 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
7433 * df-core.c (df_compact_blocks): Likewise.
7434 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
7435 * df-scan.c (df_grow_reg_info, df_ref_create,
7436 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
7437 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
7438 df_record_entry_block_defs, df_record_exit_block_uses,
7439 df_bb_verify): Likewise.
7440 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
7441 DF_REF_EXTRACT_MODE_CONST): New.
7442 * dominance.c (get_immediate_dominator, get_dominated_by,
7443 nearest_common_dominator, root_of_dom_tree,
7444 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
7445 -Wc++-compat and/or -Wcast-qual warnings.
7446 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
7447 record_store, replace_read, check_mem_read_rtx, scan_insn,
7448 dse_step1, dse_record_singleton_alias_set): Likewise.
7449 * dwarf2asm.c (dw2_force_const_mem): Likewise.
7451 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7453 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
7454 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
7455 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
7456 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
7457 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
7458 add_ranges_num, add_ranges_by_labels, file_info_cmp,
7459 file_name_acquire, output_file_names, add_const_value_attribute,
7460 premark_used_types_helper, file_table_eq, file_table_hash,
7461 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
7462 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
7463 -Wcast-qual warnings.
7464 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
7465 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
7466 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
7467 gen_reg_rtx, start_sequence, init_emit): Likewise.
7468 * et-forest.c (et_new_occ, et_new_tree): Likewise.
7469 * except.c (init_eh_for_function, gen_eh_region,
7470 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
7471 arh_to_landing_pad, arh_to_label, add_action_record,
7472 add_call_site, switch_to_exception_section): Likewise.
7473 * expmed.c (synth_mult): Likewise.
7474 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
7475 store_expr): Likewise.
7476 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
7478 * function.c (assign_stack_temp_for_type,
7479 allocate_struct_function, match_asm_constraints_1): Likewise.
7480 * gcov-io.c (gcov_allocate): Likewise.
7481 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
7482 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
7483 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
7484 record_one_set, insert_expr_in_table, insert_set_in_table,
7485 dump_hash_table, compute_hash_table_work, alloc_hash_table,
7486 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
7487 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
7488 -Wcast-qual warnings.
7490 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7492 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
7493 -Wcast-qual warnings.
7494 * gcc.c (process_command): Likewise.
7495 * genattrtab.c (oballoc): Use XOBNEW.
7496 (oballocvec): Define.
7497 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
7498 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
7499 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
7500 -Wc++-compat and/or -Wcast-qual warnings.
7501 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
7502 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
7503 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
7504 gen_presence_absence_set, gen_automaton, gen_regexp_el,
7505 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
7506 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
7507 add_excls, process_presence_absence_names,
7508 process_presence_absence_patterns, add_presence_absence,
7509 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
7510 get_free_state, add_arc, get_free_automata_list_el,
7511 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
7512 transform_3, cache_presence, create_ainsns, create_automata,
7513 create_state_ainsn_table, dfa_insn_code_enlarge,
7514 output_trans_func, output_min_issue_delay_func,
7515 output_dead_lock_func, output_reset_func,
7516 output_get_cpu_unit_code_func, output_dfa_start_func,
7517 expand_automata): Likewise.
7518 * genextract.c (gen_insn): Likewise.
7519 * gengtype-lex.l: Likewise.
7520 * gengtype.c (read_input_list, adjust_field_type,
7521 process_gc_options): Likewise.
7522 * genoutput.c (note_constraint): Likewise.
7523 * genpreds.c (mangle, add_constraint): Likewise.
7524 * genrecog.c (process_define_predicate, new_decision,
7525 add_to_sequence): Likewise.
7526 * gensupport.c (record_insn_name): Likewise.
7528 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7530 * config/i386/driver-i386.c (detect_caches_amd,
7531 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
7532 and/or -Wcast-qual warnings.
7533 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
7534 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
7535 gt_pch_save): Likewise.
7536 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
7537 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
7538 * global.c (compute_regsets): Likewise.
7539 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
7540 finish_graph_dump_file): Likewise.
7541 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
7542 unlink_bb_notes): Likewise.
7543 * integrate.c (get_hard_reg_initial_val): Likewise.
7544 * ipa-prop.c (ipa_push_func_to_list): Likewise.
7545 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
7546 * local-alloc.c (update_equiv_regs): Likewise.
7547 * loop-invariant.c (check_invariant_table_size,
7548 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
7550 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
7551 altered_reg_used, mark_altered): Likewise.
7552 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
7553 insert_var_expansion_initialization,
7554 combine_var_copies_in_loop_exit, apply_opt_in_copies,
7555 release_var_copies): Likewise.
7556 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
7557 analyze_matrix_decl, add_allocation_site, analyze_transpose,
7558 analyze_accesses_for_phi_node, check_var_notmodified_p,
7559 check_allocation_function, find_sites_in_func,
7560 record_all_accesses_in_func, transform_access_sites,
7561 transform_allocation_sites): Likewise.
7562 * omp-low.c (new_omp_region, create_omp_child_function_name,
7563 check_omp_nesting_restrictions, check_combined_parallel,
7564 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
7565 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
7566 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7567 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
7569 * opts-common.c (prune_options): Likewise.
7570 * opts.c (add_input_filename, print_filtered_help,
7571 get_option_state): Likewise.
7572 * params.c (add_params): Likewise.
7573 * passes.c (set_pass_for_id, next_pass_1,
7574 do_per_function_toporder, pass_fini_dump_file): Likewise.
7575 * postreload.c (reload_cse_simplify_operands): Likewise.
7576 * predict.c (tree_predicted_by_p, tree_predict_edge,
7577 clear_bb_predictions, combine_predictions_for_bb): Likewise.
7579 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7581 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
7583 * recog.c (check_asm_operands, validate_change_1): Likewise.
7584 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
7585 subst_asm_stack_regs): Likewise.
7586 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
7587 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
7588 * regmove.c (reg_is_remote_constant_p): Likewise.
7589 * regrename.c (regrename_optimize, scan_rtx_reg,
7590 kill_clobbered_value, kill_set_value, kill_autoinc_value):
7592 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
7593 regstat_compute_calls_crossed): Likewise.
7594 * reload1.c (init_reload, new_insn_chain,
7595 has_nonexceptional_receiver, reload, copy_reloads,
7596 calculate_needs_all_insns, init_elim_table): Likewise.
7597 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
7598 * rtl.c (shallow_copy_rtx_stat): Likewise.
7599 * rtlanal.c (parms_set): Likewise.
7600 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
7601 sbitmap_resize, sbitmap_vector_alloc): Likewise.
7602 * sched-ebb.c (earliest_block_with_similiar_load,
7603 add_deps_for_risky_insns): Likewise.
7604 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
7605 schedule_region): Likewise.
7606 * see.c (eq_descriptor_pre_extension,
7607 hash_descriptor_pre_extension, hash_del_pre_extension,
7608 eq_descriptor_properties, hash_descriptor_properties,
7609 hash_del_properties, see_seek_pre_extension_expr,
7610 see_initialize_data_structures, see_print_register_properties,
7611 see_print_pre_extension_expr, see_delete_merged_def_extension,
7612 see_delete_unmerged_def_extension, see_emit_use_extension,
7613 see_pre_delete_extension, see_map_extension, see_commit_changes,
7614 see_analyze_merged_def_local_prop,
7615 see_analyze_merged_def_local_prop,
7616 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
7617 see_set_prop_merged_def, see_set_prop_unmerged_def,
7618 see_set_prop_unmerged_use, see_print_one_extension,
7619 see_merge_one_use_extension, see_merge_one_def_extension,
7620 see_store_reference_and_extension, see_update_uses_relevancy,
7621 see_update_defs_relevancy): Likewise.
7622 * statistics.c (hash_statistics_hash, hash_statistics_eq,
7623 hash_statistics_free, curr_statistics_hash): Likewise.
7624 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
7625 expand_asm_operands, expand_return, case_bit_test_cmp,
7626 expand_case): Likewise.
7627 * stor-layout.c (start_record_layout): Likewise.
7628 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
7629 gt_pch_save_stringpool): Likewise.
7630 * tree-data-ref.c (hash_stmt_vertex_info,
7631 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
7632 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
7634 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
7637 * config/i386/i386.md : Change constraints of HImode and QImode
7638 immediate operands from "i" to "n". Change SImode "ni" constraint to
7639 "i" and SImode "rmi" constraint to "g". Remove all constraints
7640 from const0_operand and const1_operand predicated operands.
7641 (i): Change QImode and HImode attribute from "i" to "n".
7642 (*subqi_2): Change HImode operands to QImode.
7645 2008-06-25 Olivier Hainque <hainque@adacore.com>
7647 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
7650 2008-06-25 Richard Guenther <rguenther@suse.de>
7652 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
7653 not overflow the result type.
7655 2008-06-25 Richard Guenther <rguenther@suse.de>
7657 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
7658 (vn_lookup): Likewise.
7660 2008-06-25 Richard Guenther <rguenther@suse.de>
7662 PR tree-optimization/35518
7663 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
7664 * tree-sra.c (instantiate_element): Use fold_build3 to build
7666 (try_instantiate_multiple_fields): Likewise.
7668 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7670 * config/rs6000/rs6000.md: Change all string instruction's clobber to
7673 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7675 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
7676 use_backchain_to_restore_sp to true
7677 if the offset of the link register save area would go over the 32k - 1
7678 offset limit of the load
7681 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
7683 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
7684 anchor for the type-punning blurb. Cross-reference "Structures
7685 unions enumerations and bit-fields implementation". Provide a
7686 cast-through-pointer example. Make final sentence self-contained.
7687 * doc/implement-c.texi (Structures unions enumerations and
7688 bit-fields implementation): Cross-reference the type-punning blurb
7689 in the -fstrict-aliasing documentation.
7691 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7694 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
7695 the memory instead of the memory itself for the save area.
7697 2008-06-24 Olivier Hainque <hainque@adacore.com>
7698 Nicolas Roche <roche@adacore.com>
7700 * gengtype.c (srcdir_len): size_t instead of int.
7701 (get_file_realbasename): New function. For F a filename, the real
7702 basename of F, with all the path components stripped.
7703 (get_file_srcdir_relative_path): New function. For F a filename, the
7704 relative path to F from $(srcdir).
7705 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
7706 get_file_realbasename. Adjust the head comment.
7707 (get_prefix_langdir_index): New function. For F a filename, return the
7708 lang_dir_names[] relative index of the language directory that is
7710 (get_file_langdir): For F a filename, return the name of the language
7711 directory where F is located.
7712 (get_file_gtfilename): New function. The gt- output file name for an
7714 (get_output_file_with_visibility): Replace in-line computations with
7715 uses of get_file_gtfilename and get_prefix_langdir_index.
7716 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
7718 2008-06-24 Jakub Jelinek <jakub@redhat.com>
7720 PR tree-optimization/36504
7721 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
7722 references without base address.
7724 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
7727 * calls.c (expand_call): Increase alignment for recursive functions.
7729 2008-06-23 Anatoly Sokolov <aesok@post.ru>
7731 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
7732 (TARGET_FUNCTION_VALUE): New define.
7733 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
7734 * config/avr/avr.h (FUNCTION_VALUE): Remove.
7736 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
7738 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
7739 (fmod<mode>3): Ditto.
7740 (remainderxf3): Ditto.
7741 (remainder<mode>3): Ditto.
7743 2008-06-23 Jakub Jelinek <jakub@redhat.com>
7746 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
7747 REG is a hard register.
7749 PR tree-optimization/36508
7750 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
7751 499, don't check it at all in release compilers.
7753 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
7755 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
7756 together with SSE_TARGET_MATH to disable insn pattern.
7757 (*fop_<MODEF:mode>_2_i387): Ditto.
7758 (*fop_<MODEF:mode>_3_i387): Ditto.
7760 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
7762 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
7764 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7767 * gimplify.c (gimplify_asm_expr): Check the return code of
7768 parse_output_constraint call, set function return and is_inout
7771 2008-06-22 Ian Lance Taylor <iant@google.com>
7773 * c-lex.c (narrowest_unsigned_type): Change itk to int.
7774 (narrowest_signed_type): Likewise.
7775 * c-typeck.c (c_common_type): Change local variable mclass to enum
7777 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
7778 tcc_comparison, not the tree code itself.
7779 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
7780 (c_expand_expr): Cast modifier to enum expand_modifier.
7781 * c-common.h (C_RID_CODE): Add casts.
7782 (C_SET_RID_CODE): Define.
7783 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
7784 (c_lex_one_token): Add cast to avoid warning.
7785 (c_parser_objc_type_name): Rename local typename to type_name.
7786 (check_no_duplicate_clause): Change code parameter to enum
7788 (c_parser_omp_var_list_parens): Change kind parameter to enum
7790 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
7791 c_parser_omp_list_var_parens.
7792 (c_parser_omp_threadprivate): Likewise.
7793 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
7794 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
7795 * c-format.c (NO_FMT): Define.
7796 (printf_length_specs): Use NO_FMT.
7797 (asm_fprintf_length_specs): Likewise.
7798 (gcc_diag_length_specs): Likewise.
7799 (scanf_length_specs): Likewise.
7800 (strfmon_length_specs): Likewise.
7801 (gcc_gfc_length_specs): Likewise.
7802 (printf_flag_specs): Change 0 to STD_C89.
7803 (asm_fprintf_flag_specs): Likewise.
7804 (gcc_diag_flag_specs): Likewise.
7805 (gcc_cxxdiag_flag_specs): Likewise.
7806 (scanf_flag_specs): Likewise.
7807 (strftime_flag_specs): Likewise.
7808 (strfmon_flag_specs): Likewise.
7809 (print_char_table): Likewise.
7810 (asm_fprintf_char_table): Likewise.
7811 (gcc_diag_char_table): Likewise.
7812 (gcc_tdiag_char_table): Likewise.
7813 (gcc_cdiag_char_table): Likewise.
7814 (gcc_cxxdiag_char_table): Likewise.
7815 (gcc_gfc_char_table): Likewise.
7816 (scan_char_table): Likewise.
7817 (time_char_table): Likewis.
7818 (monetary_char_table): Likewise.
7819 * c-format.h (BADLEN): Likewise.
7821 2008-06-21 Ian Lance Taylor <iant@google.com>
7823 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
7824 Define END_OF_BASE_TREE_CODES around inclusion.
7825 * tree.c (tree_code_type): New global array.
7826 (tree_code_length, tree_code_name): Likewise.
7827 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
7829 (all-tree.def, s-alltree): New targets.
7830 (gencheck.h, s-gencheck): Remove.
7831 (tree.o): Depend upon all-tree.def.
7832 (build/gencheck.o): Remove gencheck.h dependency.
7833 (mostlyclean): Don't remove gencheck.h.
7834 * c-common.h (enum c_tree_code): Remove.
7835 * c-lang.c (tree_code_type): Remove.
7836 (tree_code_length, tree_code_name): Remove.
7837 * gencheck.c (tree_codes): Include all-tree.def, rather than
7838 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
7840 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
7842 * cp/cp-tree.h (enum cplus_tree_code): Remove.
7843 (operator_name_info): Size to MAX_TREE_CODES.
7844 (assignment_operator_name_info): Likewise.
7845 * cp/cp-lang.c (tree_code_type): Remove.
7846 (tree_code_length, tree_code_name): Remove.
7847 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
7848 (assignment_operator_name_info): Likewise.
7849 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
7851 * cp/mangle.c (write_expression): Likewise.
7852 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
7853 * fortran/f95-lang.c (tree_code_type): Remove.
7854 (tree_code_length, tree_code_name): Remove.
7855 * java/java-tree.h (enum java_tree_code): Remove.
7856 * java/lang.c (tree_code_type): Remove.
7857 (tree_code_length, tree_code_name): Remove.
7858 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
7859 * objc/objc-act.h (enum objc_tree_code): Remove.
7860 * objc/objc-lang.c (tree_code_type): Remove.
7861 (tree_code_length, tree_code_name): Remove.
7862 * objcp/objcp-lang.c (tree_code_type): Remove.
7863 (tree_code_length, tree_code_name): Remove.
7864 * ada/ada-tree.h (enum gnat_tree_code): Remove.
7865 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
7866 * ada/misc.c (tree_code_type): Remove.
7867 (tree_code_length, tree_code_name): Remove.
7869 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
7871 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
7872 the grand_bitmap_obstack.
7874 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7876 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
7877 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
7878 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
7879 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
7880 move_stmt_r, new_label_mapper): Likewise.
7881 * tree-complex.c (cvc_lookup): Likewise.
7882 * tree-dfa.c (create_function_ann): Likewise.
7883 * tree-dump.c (dump_register): Likewise.
7884 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
7885 find_phi_replacement_condition): Likewise.
7886 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
7887 tree_function_versioning): Likewise.
7888 * tree-into-ssa.c (cmp_dfsnum): Likewise.
7889 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
7890 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
7891 get_nonlocal_debug_decl, convert_nonlocal_reference,
7892 convert_nonlocal_omp_clauses, get_local_debug_decl,
7893 convert_local_reference, convert_local_omp_clauses,
7894 convert_nl_goto_reference, convert_nl_goto_receiver,
7895 convert_tramp_reference, convert_call_expr): Likewise.
7896 * tree-outof-ssa.c (contains_tree_r): Likewise.
7897 * tree-parloops.c (reduction_phi, initialize_reductions,
7898 eliminate_local_variables_1, add_field_for_reduction,
7899 add_field_for_name, create_phi_for_local_result,
7900 create_call_for_reduction_1, create_loads_for_reductions,
7901 create_stores_for_reduction, create_loads_and_stores_for_name):
7903 * tree-phinodes.c (allocate_phi_node): Likewise.
7904 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
7905 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
7906 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
7907 * tree-ssa-coalesce.c (compare_pairs): Likewise.
7908 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
7909 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
7910 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
7911 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
7912 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
7913 vn_nary_op_insert): Likewise.
7914 * tree-ssa.c (redirect_edge_var_map_add,
7915 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
7916 * tree-vectorizer.c (vectorize_loops): Likewise.
7917 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
7918 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
7919 tree_cons_stat, build1_stat, build_variant_type_copy,
7920 decl_init_priority_lookup, decl_fini_priority_lookup,
7921 decl_priority_info, decl_restrict_base_lookup,
7922 decl_restrict_base_insert, decl_debug_expr_lookup,
7923 decl_debug_expr_insert, decl_value_expr_lookup,
7924 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
7925 type_hash_add, get_file_function_name, tree_check_failed,
7926 tree_not_check_failed, tree_range_check_failed,
7927 omp_clause_range_check_failed, build_omp_clause,
7928 build_vl_exp_stat): Likewise.
7929 * value-prof.c (gimple_histogram_value,
7930 gimple_duplicate_stmt_histograms): Likewise.
7931 * var-tracking.c (attrs_list_insert, attrs_list_copy,
7932 unshare_variable, variable_union_info_cmp_pos, variable_union,
7933 dataflow_set_different_1, dataflow_set_different_2,
7934 vt_find_locations, variable_was_changed, set_variable_part,
7935 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
7936 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
7937 section_entry_hash, object_block_entry_eq,
7938 object_block_entry_hash, create_block_symbol,
7939 initialize_cold_section_name, default_function_rodata_section,
7940 strip_reg_name, set_user_assembler_name, const_desc_eq,
7941 build_constant_desc, output_constant_def, lookup_constant_def,
7942 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
7943 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
7944 default_internal_label): Likewise.
7945 * varray.c (varray_init, varray_grow): Likewise.
7946 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
7948 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
7950 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
7951 operators for "test" insn. Macroize insn using SWI mode macro.
7952 (*jcc_fused_2): Ditto.
7953 (*jcc_fused_3): Macroize insn using SWI mode macro.
7954 (*jcc_fused_4): Ditto.
7956 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
7958 * tree-ssa-pre.c: Fix typo in comment.
7959 (init_antic, fini_antic): Add explicit funtions for
7960 initializing and deinitializing ANTIC and AVAIL sets.
7961 (create_expression_by_pieces): Fix typo in comment.
7962 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
7963 (execute_pre): Eventually dump details about ANTIC_IN.
7965 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7967 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
7968 * gcc.c (translate_options, init_spec, store_arg, read_specs,
7969 add_to_obstack, file_at_path, find_a_file, execute,
7970 add_preprocessor_option, add_assembler_option, add_linker_option,
7971 process_command, insert_wrapper, do_option_spec, do_self_spec,
7972 spec_path, do_spec_1, is_directory, main, used_arg,
7973 getenv_spec_function): Likewise.
7974 * tlink.c (symbol_hash_lookup, file_hash_lookup,
7975 demangled_hash_lookup, symbol_push, file_push, frob_extension):
7978 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7980 * doc/rtl.texi: Updated subreg section.
7982 2008-06-19 Jakub Jelinek <jakub@redhat.com>
7985 * cgraphunit.c (cgraph_process_new_functions): Don't clear
7986 node->needed and node->reachable.
7987 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
7988 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
7989 (expand_task_call): Don't call expand_task_copyfn.
7990 (expand_task_copyfn): Renamed to...
7991 (finalize_task_copyfn): ... this.
7993 2008-06-19 Jan Hubicka <jh@suse.cz>
7995 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
7996 clobbering framepointer.
7998 2008-06-19 Jan Hubicka <jh@suse.cz>
8000 * tree-optimize.c (execute_early_local_optimizations): Set
8001 cgraph_state only at first invocation.
8003 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8005 * system.h (-Wc++-compat): Activate as a warning, no an error.
8007 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
8009 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
8010 instead of "#" in insn asm template.
8011 (*jcc_fused_2): Ditto.
8013 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
8015 * config/i386/i386.h (ix86_tune_indices)
8016 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
8017 (TARGET_FUSE_CMP_AND_BRANCH): New define.
8018 * config/i386/i386.md (*jcc_fused_1): New insn pattern
8019 (*jcc_fused_2): Ditto.
8020 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
8021 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
8022 (print operand): Handle 'E' and 'e' code.
8024 2008-06-19 Anatoly Sokolov <aesok@post.ru>
8026 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
8027 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8028 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8030 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
8032 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
8034 (cgraph_expand_function): Use local copy of decl.
8035 (cgraph_expand_all_functions): Remove redundant initialization of
8037 (cgraph_optimize): Reword internal_error message.
8039 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
8041 * arm-protos.h (arm_return_in_memory): Remove public
8042 arm_return_in_memory() prototype.
8043 * arm.c (arm_return_in_memory): Add static prototype, add target
8044 hook macro, change definition and comments.
8045 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
8047 2008-06-19 Ben Elliston <bje@au.ibm.com>
8049 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
8050 real.c: Remove references to IEEE 754R.
8051 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
8052 * doc/libgcc.texi (Decimal float library routines): Likewise.
8054 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8056 * targhooks.h (struct gcc_target): New member unwind_word_mode.
8057 (default_unwind_word_mode): Add prototype.
8058 * targhooks.c (default_unwind_word_mode): New function.
8059 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
8060 instead of word_mode.
8061 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
8062 (TARGET_INITIALIZER): Use it.
8064 * c-common.c (handle_mode_attribute): Support "unwind_word"
8066 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
8068 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
8069 word_mode to access SjLj_Function_Context member "data".
8070 (sjlj_emit_dispatch_table): Likewise. Also, perform type
8071 conversion from targetm.eh_return_filter_mode () to
8072 targetm.unwind_word_mode () if they differ.
8074 * builtin-types.def (BT_UNWINDWORD): New primitive type.
8075 (BT_FN_UNWINDWORD_PTR): New function type.
8076 (BT_FN_WORD_PTR): Remove.
8077 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
8078 * except.c (expand_builtin_extend_pointer): Convert pointer to
8079 targetm.unwind_word_mode () instead of word_mode.
8081 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
8082 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
8083 (spu_unwind_word_mode): New function.
8084 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
8085 (TARGET_UNWIND_WORD_MODE): Define.
8086 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
8088 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8090 * config/spu/spu.c (reg_align): Remove.
8091 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
8092 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
8093 (spu_split_store): Likewise.
8095 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
8097 * gcc/tree-vn.c: Fix typo in comment.
8099 2008-06-18 Jan Hubicka <jh@suse.cz>
8101 * cgraphunit.c (cgraph_optimize): Output debug info when doing
8102 toplevel reorder too.
8104 2008-06-18 Jan Hubicka <jh@suse.cz>
8106 * c-opts.c (c_common_post_options): PCH is not compatible with
8108 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
8109 -fno-toplevel-reorder by default now.
8111 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8113 PR documentation/30739
8114 * doc/install.texi (Prerequisites): Document dependency on awk.
8116 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
8117 Ian Lance Taylor <iant@google.com>
8119 PR rtl-optimization/35604
8120 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
8121 only want to change jump destinations, not eventual label comparisons.
8123 2008-06-16 Jan Hubicka <jh@suse.cz>
8125 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
8127 (cgraph_analyze_function): Likewise.
8129 2008-06-16 Jan Hubicka <jh@suse.cz>
8131 * cgraph.h (cgraph_mark_if_needed): New function.
8132 * cgraphunit.c (cgraph_mark_if_needed): New function.
8133 * c-decl.c (duplicate_decl): Use it.
8135 2008-06-16 Jan Hubicka <jh@suse.cz>
8137 * cgraph.c (cgraph_add_new_function): When in expansion state, do
8140 2008-06-16 Jan Hubicka <jh@suse.cz>
8142 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
8144 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
8145 Kazu Hirata <kazu@codesourcery.com>
8146 Maxim Kuvyrkov <maxim@codesourcery.com
8148 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
8149 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
8150 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
8151 EXTRA_SPEC_FUNCTIONS.
8152 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
8153 (DRIVER_SELF_SPECS): Adjust.
8154 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
8155 * config/mips/st.h, config/mips/t-st: New.
8156 * config/mips/driver-native.c, config/mips/x-native: New.
8157 * doc/invoke.texi (MIPS): Document 'native' value for -march and
8160 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8162 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
8164 (ISA_HAS_FP_CONDMOVE): New macro.
8165 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
8166 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
8167 (ISA_HAS_NMADD3_NMSUB3): New macro.
8168 * config/mips/mips.c (mips_rtx_costs): Update.
8169 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
8170 compiling for ST Loongson 2E/2F.
8171 (madd<mode>): Rename to madd4<mode>. Update.
8172 (madd3<mode>): New pattern.
8173 (msub<mode>): Rename to msub4<mode>. Update.
8174 (msub3<mode>): New pattern.
8175 (nmadd<mode>): Rename to nmadd4<mode>. Update.
8176 (nmadd3<mode>): New pattern.
8177 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
8178 (nmadd3<mode>_fastmath): New pattern.
8179 (nmsub<mode>): Rename to nmsub4<mode>. Update.
8180 (nmsub3<mode>): New pattern.
8181 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
8182 (nmsub3<mode>_fastmath): New pattern.
8183 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
8185 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
8187 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
8188 (DF_REF_INSN_INFO): New.
8189 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
8190 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
8191 with a NULL DF_REF_INSN_INFO.
8192 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
8194 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
8195 DF_INSN_INFO_EQ_USES): New.
8196 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
8197 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
8198 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
8199 * df-core.c: Update comment for above changes.
8200 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
8201 DF_INSN_UID_* macros.
8202 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
8203 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
8204 insn rtx. Update all callers.
8205 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
8206 df_ref_create_structure, df_insn_refs_collect): Likewise.
8207 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
8208 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
8209 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
8210 macros to access the insn refs.
8211 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
8212 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
8213 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
8214 for accessing the refs.
8215 (try_fwprop_subst): Likewise.
8216 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
8217 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
8218 for accessing the refs.
8219 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
8220 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
8221 to look at the insn refs.
8222 (record_uses): Likewise.
8223 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
8225 (mark_artificial_uses): Don't mark_insn for artificial refs.
8226 (mark_reg_rependencies): Likewise.
8228 * doc/rtl.texi: Remove documentation of ADDRESSOF.
8230 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8232 * configure: Regenerate.
8234 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8236 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
8237 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8238 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8240 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8242 * config/avr/avr.c (avr_mcu_t): Add attiny167.
8243 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8244 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8246 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8248 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
8249 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8250 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8252 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
8254 * tree-ssa-sccvn.c: Fix format of comments.
8256 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
8258 * cgraph.c: Remove unneeded forward declarations of eq_node()
8261 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
8263 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
8265 (see_update_relevancy): Likewise.
8266 * fwprop.c (try_fwprop_subst): Likewise.
8267 * rtlanal.c (noop_move_p): Likewise.
8268 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
8269 notes to non-existing libcall blocks.
8270 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
8272 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
8273 (dead_libcall_p): Remove.
8274 (delete_trivially_dead_insns): Don't use it.
8275 * web.c (union_defs): Remove comment about keeping nops.
8276 * gcse.c (hash_scan_insn): Don't take libcall pointers.
8277 (compute_hash_table_work): Don't track libcall notes.
8278 (do_local_cprop): Don't take libcall pointers. Don't update
8280 (adjust_libcall_notes): Deleted.
8281 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
8282 ever have existed in the first place).
8283 (replace_store_insn): Don't try to remove libcall notes.
8284 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
8285 (resolve_reg_notes): Don't call them.
8286 (resolve_simple_move): Likewise.
8287 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
8288 Don't remove REG_RETVAL notes.
8289 * emit-rtl.c (try_split): Don't update libcall notes.
8290 (emit_copy_of_insn_after): Dito.
8291 * cselib.c (cselib_current_insn_in_libcall): Remove.
8292 (cselib_process_insn): Don't set/clear it.
8293 (new_elt_loc_list): Don't record it.
8294 (cselib_init): Don't initialize it.
8295 * cselib.c (struct elt_loc_list): Remove in_libcall field.
8296 * loop-invariant.c (find_invariant_insn): Don't look for libcall
8298 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
8299 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
8300 (init_deps): Don't initialize it.
8301 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
8302 * combine.c (delete_noop_moves): Don't update libcall notes.
8303 (can_combine_p): Remove now pointless #if 0 block.
8304 (try_combine): Remove another obsolete #if 0 block.
8305 (distribute_notes): Don't distribute libcall notes.
8306 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
8307 * dce.c (libcall_dead_p): Remove.
8308 (delete_unmarked_insns): Don't handle libcall blocks.
8309 (preserve_libcall_for_dce): Remove.
8310 (prescan_insns_for_dce): Don't special-case libcall block insns.
8311 * reload1 (reload): Don't handle libcall notes.
8312 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
8315 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
8317 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
8318 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8319 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8321 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
8323 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
8324 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8325 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8327 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8329 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
8331 2008-06-16 Ira Rosen <irar@il.ibm.com>
8333 PR tree-optimization/36493
8334 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
8335 the arguments list. Use VECTYPE to create vector pointer.
8336 (vectorizable_store): Fail if accesses through a pointer to vectype
8337 do not alias the original memory reference operands.
8338 Call vect_create_data_ref_ptr without the removed argument.
8339 (vectorizable_load): Likewise.
8340 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
8343 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
8346 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
8349 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8351 * config/mips/loongson2ef.md: New file.
8352 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
8353 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
8354 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
8355 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
8356 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
8358 (loongson2ef.md): New include.
8359 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
8360 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
8361 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
8362 (loongson_gt_<mode>, loongson_extract_halfword)
8363 (loongson_insert_halfword_0, loongson_insert_halfword_2)
8364 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
8365 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
8366 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
8367 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
8368 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
8369 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
8370 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
8371 (vec_interleave_low<mode>): Define type attribute.
8372 * config/mips/mips.c (mips_ls2): New static variable.
8373 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
8374 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
8375 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
8376 Implement target scheduling hooks.
8377 (mips_multipass_dfa_lookahead): Update to handle tuning for
8379 (mips_sched_init): Initialize data for Loongson scheduling.
8380 (mips_ls2_variable_issue): New static function.
8381 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
8383 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
8384 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
8385 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
8386 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
8387 Handle ST Loongson 2E/2F cores.
8388 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
8390 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8392 * omp-low.c (extract_omp_for_data): Fix comment typo.
8395 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8397 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
8398 FIXME note about gcc/config.guess.
8399 * doc/options.texi (Option file format): Remove non-ASCII bytes.
8400 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
8401 * doc/cppopts.texi: Likewise.
8402 * doc/extend.texi: Likewise.
8403 * doc/gcc.texi: Likewise.
8404 * doc/gccint.texi: Likewise.
8405 * doc/gcov.texi: Likewise.
8406 * doc/gty.texi: Likewise.
8407 * doc/hostconfig.texi: Likewise.
8408 * doc/install.texi: Likewise.
8409 * doc/invoke.texi: Likewise.
8410 * doc/loop.texi: Likewise.
8411 * doc/makefile.texi: Likewise.
8412 * doc/md.texi: Likewise.
8413 * doc/passes.texi: Likewise.
8414 * doc/tm.texi: Likewise.
8415 * doc/tree-ssa.texi: Likewise.
8416 * doc/trouble.texi: Likewise.
8418 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
8419 Nathan Sidwell <nathan@codesourcery.com>
8420 Maxim Kuvyrkov <maxim@codesourcery.com>
8421 Richard Sandiford <rdsandiford@googlemail.com>
8423 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
8424 * config/mips/mips-protos.h (mips_expand_vector_init): New.
8425 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
8427 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
8428 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
8429 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
8431 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
8432 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
8433 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
8434 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
8435 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
8436 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
8437 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
8438 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
8439 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
8440 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
8441 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
8442 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
8443 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
8444 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
8445 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
8446 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
8447 (mips_builtins): Add Loongson builtins.
8448 (mips_loongson_2ef_bdesc): New.
8449 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
8450 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
8451 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
8452 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
8454 (mips_expand_vector_init): New.
8455 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
8456 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
8458 * config/mips/mips.md: Add unspec numbers for Loongson
8459 builtins. Include loongson.md.
8460 (MOVE64): Include Loongson vector modes.
8461 (SPLITF): Include Loongson vector modes.
8462 (HALFMODE): Handle Loongson vector modes.
8463 * config/mips/loongson.md: New.
8464 * config/mips/loongson.h: New.
8465 * config.gcc: Add loongson.h header for mips*-*-* targets.
8466 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
8468 2008-06-14 Joseph Myers <joseph@codesourcery.com>
8470 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
8471 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
8472 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
8473 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
8474 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
8475 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
8476 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
8477 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
8478 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
8479 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
8480 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
8481 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
8482 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
8483 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
8484 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
8485 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
8486 Remove use_fixproto=yes.
8487 (ia64*-*-hpux*): Remove comment about using fixproto.
8488 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
8490 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8492 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
8494 * configure: Regenerate.
8496 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
8499 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
8500 before evaluating it.
8502 2008-06-13 Jakub Jelinek <jakub@redhat.com>
8505 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
8506 nested inline functions.
8507 (start_decl, start_function): Don't invert DECL_EXTERNAL
8508 for nested inline functions.
8510 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
8512 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
8513 splits that must be made for correctness.
8515 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
8517 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
8518 (AVAIL_NON_MIPS16): Likewise.
8519 (mips_builtin_description): Replace target_flags with a predicate.
8520 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
8521 (dspr2_32): New availability predicates.
8522 (MIPS_BUILTIN): New macro.
8523 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
8524 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
8525 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
8526 Replace the TARGET_FLAGS parameters with AVAIL parameters.
8527 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
8528 (mips_dsp_32only_bdesc): Merge into...
8529 (mips_builtins): ...this new array.
8530 (mips_bdesc_map, mips_bdesc_arrays): Delete.
8531 (mips_init_builtins): Update after above changes.
8532 (mips_expand_builtin_1): Merge into...
8533 (mips_expand_builtin): ...here and update after above changes.
8535 2008-06-12 Paul Brook <paul@codesourcery.com>
8537 * longlong.h (__arm__): Define count_leading_zeros.
8538 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
8539 (clzsi2, clzdi2): New functions.
8540 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
8541 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
8542 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
8543 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
8544 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
8545 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
8546 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
8547 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8548 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
8549 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
8551 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
8553 * config/m68k/m68k.c (m68k_tune_flags): New.
8554 (override_options): Compute m68k_tune_flags.
8555 (MULL_COST, MULW_COST): Update for various variants of CFV2.
8556 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
8558 2008-06-12 Jakub Jelinek <jakub@redhat.com>
8561 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
8563 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
8565 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
8566 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
8568 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
8570 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
8571 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
8573 2008-06-12 Jakub Jelinek <jakub@redhat.com>
8576 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
8579 2008-06-12 Richard Guenther <rguenther@suse.de>
8581 PR tree-optimization/36345
8582 * tree-flow.h (struct ptr_info_def): Align escape_mask,
8583 add memory_tag_needed flag.
8584 (may_alias_p): Declare.
8585 * tree-ssa-alias.c (may_alias_p): Export.
8586 (set_initial_properties): Use memory_tag_needed flag.
8587 (update_reference_counts): Likewise.
8588 (reset_alias_info): Reset memory_tag_needed flag.
8589 (create_name_tags): Check memory_tag_needed flag.
8590 (dump_points_to_info_for): Dump it.
8591 * tree-ssa-structalias.c (struct variable_info): Remove
8592 directly_dereferenced flag.
8593 (new_var_info): Do not initialize it.
8594 (process_constraint_1): Do not set it.
8595 (update_alias_info): Set is_dereferenced flag.
8596 (set_uids_in_ptset): Use may_alias_p.
8597 (set_used_smts): Check memory_tag_needed flag.
8598 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
8599 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
8600 memory_tag_needed flag.
8601 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
8604 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
8606 * config/i386/i386.c (ix86_compute_frame_layout): Disable
8607 red zone for w64 abi.
8608 (ix86_expand_prologue): Likewise.
8609 (ix86_force_to_memory): Likewise.
8610 (ix86_free_from_memory): Likewise.
8612 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
8615 * config/rs6000/rs6000.c (rs6000_override_options): Set
8616 rs6000_isel conditionally to the absence of comand line override.
8617 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8618 Remove duplicate rs6000_isel setting.
8619 * config/rs6000/eabispe.h: Ditto.
8621 2008-06-11 Richard Guenther <rguenther@suse.de>
8623 * alias.c (get_alias_set): Use the element alias-set for arrays.
8624 (record_component_aliases): For arrays and vectors do nothing.
8625 * c-common.c (strict_aliasing_warning): Handle the cases
8626 of alias set zero explicitly.
8627 * Makefile.in (dfp.o-warn): Add -Wno-error.
8629 2008-06-11 Joseph Myers <joseph@codesourcery.com>
8631 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
8633 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
8634 tune_32 tune_64 to supported_defaults. Allow values not
8635 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
8636 x86_64. Do not override cpu_32 or cpu_64 values from target name.
8637 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
8638 with_cpu_64 to generic for 64-bit-supporting configurations, not
8639 with_cpu. Remove FIXMEs.
8640 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
8641 --with-arch-64, --with-tune-32, --with-tune-64): Document.
8642 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
8643 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
8644 arch_32 and arch_64.
8646 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
8647 Olivier Hainque <hainque@adacore.com>
8649 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
8650 Use DECL_SIZE_UNIT to retrieve the size of the field.
8652 2008-06-11 Joseph Myers <joseph@codesourcery.com>
8654 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
8655 with function calls after declarations. Lay out
8656 neon_float_type_node before further use.
8658 2008-06-11 Richard Guenther <rguenther@suse.de>
8660 * tree-flow.h (may_point_to_global_var): Declare.
8661 * tree-ssa-alias.c (may_point_to_global_var): New function.
8662 * tree-ssa-sink.c (is_hidden_global_store): Use it.
8664 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
8666 * configure.ac: Teach that fido supports .debug_line.
8667 * configure: Regenerate.
8669 2008-06-10 Tom Tromey <tromey@redhat.com>
8671 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
8674 2008-06-10 Joseph Myers <joseph@codesourcery.com>
8676 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
8677 (encode_decimal64, decode_decimal64, encode_decimal128,
8678 decode_decimal128): Reverse order of 32-bit parts of value if host
8679 and target endianness differ.
8681 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
8683 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
8684 Avoid division by 0.
8685 (tree_mod_pow2_value_transform): Likewise.
8686 (tree_ic_transform): Likewise.
8687 (tree_stringops_transform): Likewise.
8688 (tree_mod_subtract_transform): Likewise.
8689 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
8690 (copy_edges_for_bb): Likewise.
8691 (initialize_cfun): Likewise.
8693 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
8695 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
8696 nonmemory_operand. Add "N" operand constraint.
8698 (*jcc_btdi_mask_rex64): New instruction and split pattern.
8699 (*jcc_btsi_mask): Ditto.
8700 (*jcc_btsi_mask_1): Ditto.
8702 2008-06-10 Joseph Myers <joseph@codesourcery.com>
8704 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
8705 TYPE_CANONICAL for copied element type.
8707 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
8710 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
8711 Add m_CORE2 and m_GENERIC.
8712 * config/i386/predicates.md (bt_comparison_operator): New predicate.
8713 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
8715 (*jcc_btdi_rex64): New instruction and split pattern.
8717 (*jcc_btsi_1): Ditto.
8718 (*btsq): Fix Intel asm dialect operand order.
8722 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
8725 * simplify-rtx.c (simplify_subreg): Add check for shift count
8728 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
8730 * doc/md.texi: Synchronize with later constraints.md change.
8731 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
8732 with a C implementation.
8733 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
8735 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
8736 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
8737 when moving to and from MD_REGNUM.
8738 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
8739 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
8740 Handle byte and halfword moves.
8741 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
8743 * config/mips/constraints.md (h): Turn into NO_REGS.
8744 (l, x): Update documentation.
8745 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
8746 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
8747 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
8748 (HILO): New mode iterator.
8750 (any_div): New code iterator.
8751 (u): Extend code attribute to div and udiv.
8752 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
8753 d_operand in the splitters. Remove redundant CONST_INT checks.
8754 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
8755 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
8756 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
8757 accordingly, using normal moves instead of unspecs to move LO into
8758 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
8759 (<u>mulsidi3): Handle expansion in C code.
8760 (<u>mulsidi3_32bit_internal): Rename to...
8761 (<u>mulsidi3_32bit): ...this.
8762 (<u>mulsidi3_32bit_r4000): Fix insn separator.
8763 (*<u>mulsidi3_64bit): Rename to...
8764 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
8765 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
8766 to set LO and HI to the multiplication result. Use a normal move
8767 for MFLO and an unspec for MFHI.
8768 (*<u>mulsidi3_64bit_parts): Replace with...
8769 (<u>mulsidi3_64bit_hilo): ...this new instruction.
8770 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
8771 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
8772 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
8773 instead of HI. Split the instruction into a separate multiplication
8774 and MFHI if !TARGET_FIX_R4000.
8775 (<su>muldi3_highpart): Likewise.
8776 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
8777 and the "=h" clobber.
8778 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
8779 (<u>mulditi3): New expander.
8780 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
8781 (madsi): Remove "=h" clobber.
8782 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
8783 Force the modulus result to be a GPR and split the instruction into
8784 a division followed by an MFHI after reload.
8785 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
8786 (*lea_high64): Use d_operand in the define_peephole2. Likewise
8787 the MIPS16 HIGH define_split.
8788 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
8789 of acc<->gpr moves to "multi".
8790 (*movdi_64bit): Replace the single "x" alternative with
8791 alternatives for moving into and out of "a".
8792 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
8793 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
8794 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
8795 Use d_operand in the splitters. Remove redundant CONST_INT checks.
8796 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
8797 (movti): New expander.
8798 (*movti, *movti_mips16): New insns.
8799 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
8800 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
8801 (mthi<GPR:mode>_<HILO:mode>): Likewise.
8802 * config/mips/predicates.md (fpr_operand): Delete.
8803 (d_operand): New predicate.
8805 2008-06-09 Michael Meissner <michael.meissner@amd.com>
8807 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
8808 failure on some Bourne shells.
8809 (x86_64-*-*): Ditto.
8811 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
8813 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
8815 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
8817 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
8818 (sparc-sun-solaris2*): Likewise.
8820 2008-06-09 Arnaud Charlet <charlet@adacore.com
8822 * doc/install.texi: Update requirements to build the Ada compiler.
8824 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
8826 * df-scan.c (struct df_scan_problem_data): Remove the
8827 mw_link_pool alloc pool.
8828 (df_scan_free_internal): Don't free it.
8829 (df_scan_alloc): Don't allocate it.
8830 * df.h (struct df_link): Update comment.
8832 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
8834 * except.h: Correct checks for when SJLJ exceptions must be used.
8836 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8838 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
8841 2008-06-08 Joseph Myers <joseph@codesourcery.com>
8843 PR tree-optimization/36218
8844 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
8845 configure for the build system.
8846 (BUILD_LDFLAGS): Define.
8847 * configure: Regenerate.
8848 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
8850 2008-07-08 Anatoly Sokolov <aesok@post.ru>
8853 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
8854 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
8855 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
8857 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
8859 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
8861 2008-06-07 Joseph Myers <joseph@codesourcery.com>
8863 * config.gcc (Obsolete configurations): Remove list of
8865 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
8866 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
8867 targets matched by those patterns.
8868 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
8869 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
8870 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
8871 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
8872 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8873 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
8874 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
8875 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
8876 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
8877 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
8878 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
8879 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
8880 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
8881 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
8882 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
8883 Make code for Solaris 7 and greater unconditional for Solaris.
8884 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
8885 Remove --with-* handling.
8886 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
8887 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
8888 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
8889 LINK_OS_WINDISS_SPEC): Remove.
8890 * config/rs6000/sysv4.opt (mwindiss): Remove.
8891 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
8892 * configure: Regenerate.
8893 * doc/cpp.texi: Don't mention BeOS.
8894 * doc/extend.texi (interrupt): Don't mention MS1.
8895 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
8896 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
8897 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
8898 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
8899 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
8901 * doc/invoke.texi (MT Options): Remove.
8902 (-mwindiss): Remove.
8903 (CRIS Options): Remove cris-axis-aout references.
8904 (HPPA Options): Don't mention hppa1.1-*-pro.
8905 * doc/md.texi: (MorphoTech family): Remove.
8906 * libgcc2.c: Don't handle UWIN.
8907 * config/alpha/t-unicosmk: Remove.
8908 * config/alpha/unicosmk.h: Remove.
8909 * config/arm/kaos-arm.h: Remove.
8910 * config/arm/kaos-strongarm.h: Remove.
8911 * config/arm/strongarm-coff.h: Remove.
8912 * config/arm/strongarm-elf.h: Remove.
8913 * config/arm/strongarm-pe.h: Remove.
8914 * config/arm/t-strongarm-pe: Remove.
8915 * config/arm/t-xscale-coff: Remove.
8916 * config/arm/t-xscale-elf: Remove.
8917 * config/arm/xscale-coff.h: Remove.
8918 * config/arm/xscale-elf.h: Remove.
8919 * config/chorus.h: Remove.
8920 * config/cris/aout.h: Remove.
8921 * config/cris/aout.opt: Remove.
8922 * config/cris/t-aout: Remove.
8923 * config/i386/beos-elf.h: Remove.
8924 * config/i386/kaos-i386.h: Remove.
8925 * config/i386/ptx4-i.h: Remove.
8926 * config/i386/sco5.h: Remove.
8927 * config/i386/sco5.opt: Remove.
8928 * config/i386/sysv4-cpp.h: Remove.
8929 * config/i386/sysv5.h: Remove.
8930 * config/i386/t-beos: Remove.
8931 * config/i386/t-sco5: Remove.
8932 * config/i386/t-uwin: Remove.
8933 * config/i386/uwin.asm: Remove.
8934 * config/i386/uwin.h: Remove.
8935 * config/kaos.h: Remove.
8936 * config/mips/windiss.h: Remove.
8937 * config/mt: Remove directory.
8938 * config/pa/pa-osf.h: Remove.
8939 * config/pa/pa-pro-end.h: Remove.
8940 * config/pa/t-pro: Remove.
8941 * config/ptx4.h: Remove.
8942 * config/rs6000/beos.h: Remove.
8943 * config/rs6000/kaos-ppc.h: Remove.
8944 * config/rs6000/t-beos: Remove.
8945 * config/rs6000/windiss.h: Remove.
8946 * config/sh/kaos-sh.h: Remove.
8947 * config/sol2-6.h: Remove.
8948 * config/sparc/sol26-sld.h: Remove.
8949 * config/sparc/sysv4-only.h: Remove.
8950 * config/vax/bsd.h: Remove.
8951 * config/vax/t-memfuncs: Remove.
8952 * config/vax/ultrix.h: Remove.
8953 * config/vax/vaxv.h: Remove.
8954 * config/windiss.h: Remove.
8956 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
8958 PR rtl-optimization/36438
8959 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
8960 for vector shifts with constant scalar shift operands.
8962 2008-06-06 Sandip Matte <sandip@rmicorp.com>
8964 * doc/invoke.texi: Document -march=xlr.
8965 * config/mips/xlr.md: New file.
8966 * config/mips/mips.md: Include it.
8968 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
8969 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
8970 (mips_rtx_cost_data): Likewise.
8972 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
8974 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
8975 PRE_INC and PRE_DEC cases.
8977 2008-06-06 Jakub Jelinek <jakub@redhat.com>
8979 PR rtl-optimization/36419
8980 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
8981 the emitting jump insn.
8984 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
8985 is not bool, boolify the whole *expr_p and convert to the desired type.
8987 2008-06-06 Jakub Jelinek <jakub@redhat.com>
8989 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
8990 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
8991 Add omp_private_outer_ref hook, add another argument to
8992 omp_clause_default_ctor hook.
8993 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
8994 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
8995 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
8996 hook_tree_tree_tree_tree_null.
8997 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
8998 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
8999 * hooks.c (hook_tree_tree_tree_tree_null): New function.
9000 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
9001 * tree.def (OMP_TASK): New tree code.
9002 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
9003 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
9004 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
9005 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
9006 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
9007 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
9008 OMP_CLAUSE_COLLAPSE_EXPR): Define.
9009 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
9010 (OMP_DIRECTIVE_P): Add OMP_TASK.
9011 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
9012 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
9013 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
9014 and OMP_CLAUSE_UNTIED entries.
9015 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
9017 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9018 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
9019 * tree-pretty-print.c (dump_omp_clause): Handle
9020 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
9021 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
9022 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
9023 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
9024 warning about unsigned iterators. Change decl/init/cond/incr
9025 arguments to TREE_VECs, check arguments for all collapsed loops.
9026 (c_finish_omp_taskwait): New function.
9027 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
9029 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
9030 default_function_array_conversion on init. Add par_clauses argument.
9031 If decl is present in parallel's lastprivate clause, change it to
9032 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
9033 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
9034 collapse count in clauses.
9035 (c_parser_omp_for, c_parser_omp_parallel): Adjust
9036 c_parser_omp_for_loop callers.
9037 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
9038 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
9039 (c_parser_omp_clause_name): Handle collapse and untied clauses.
9040 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
9042 (c_parser_omp_clause_schedule): Handle schedule(auto).
9043 Include correct location in the error message.
9044 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
9045 and PRAGMA_OMP_CLAUSE_UNTIED.
9046 (OMP_TASK_CLAUSE_MASK): Define.
9047 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
9048 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
9049 * tree-nested.c (convert_nonlocal_omp_clauses,
9050 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
9051 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
9052 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9053 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
9055 (conver_nonlocal_reference, convert_local_reference,
9056 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
9057 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
9058 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
9059 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
9060 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
9061 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
9062 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
9063 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
9064 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
9066 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
9067 * c-common.h (c_finish_omp_taskwait): New prototype.
9068 * gimple-low.c (lower_stmt): Handle OMP_TASK.
9069 * tree-parloops.c (create_parallel_loop): Create 1 entry
9070 vectors for OMP_FOR_{INIT,COND,INCR}.
9071 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
9072 (make_edges): Handle OMP_TASK.
9073 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
9074 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9075 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
9076 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
9077 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
9078 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
9079 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
9080 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
9081 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
9082 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
9083 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
9084 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
9085 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
9086 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
9087 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
9088 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
9089 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
9090 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
9091 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
9092 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
9093 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
9094 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
9095 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
9096 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
9097 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
9098 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
9099 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
9100 original iterator is present in lastprivate clause or if
9101 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
9102 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9103 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
9104 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
9105 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
9106 if it is set, lookup var in outer contexts too. Handle
9107 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
9108 to be implicitly determined firstprivate for task regions.
9109 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
9110 if it is set, lookup var in outer contexts too. Set
9111 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
9112 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
9113 OMP_CLAUSE_UNTIED. Take region_type as last argument
9114 instead of in_parallel and in_combined_parallel.
9115 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
9117 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
9118 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
9119 (new_omp_context): Set default_kind to
9120 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
9121 (omp_region_type): New enum.
9122 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
9123 fields, add region_type.
9124 (new_omp_context): Take region_type as argument instead of is_parallel
9125 and is_combined_parallel.
9126 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
9127 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
9128 ctx->is_combined_parallel checks.
9129 (gimplify_omp_task): New function.
9130 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
9132 * omp-low.c (extract_omp_for_data): Use schedule(static)
9133 for schedule(auto). Handle pointer and unsigned iterators.
9134 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
9135 Add loops argument. Extract data for collapsed OMP_FOR loops.
9136 (expand_parallel_call): Assert sched_kind isn't auto,
9137 map runtime schedule to index 3.
9138 (struct omp_for_data_loop): New type.
9139 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
9140 Add loop, loops, collapse and iter_type fields.
9141 (workshare_safe_to_combine_p): Disallow combined for if
9142 iter_type is unsigned long long. Don't combine collapse > 1 loops
9143 unless all bounds and steps are constant. Adjust extract_omp_for_data
9145 (expand_omp_for_generic): Handle pointer, unsigned and long long
9146 iterators. Handle collapsed OMP_FOR loops. Adjust
9147 for struct omp_for_data changes. If libgomp function doesn't return
9148 boolean_type_node, add comparison of the return value with 0.
9149 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
9150 pointer, unsigned and long long iterators. Adjust for struct
9151 omp_for_data changes.
9152 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
9153 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
9154 unsigned long long. Allocate loops array, pass it to
9155 extract_omp_for_data. For collapse > 1 loops use always
9156 expand_omp_for_generic.
9157 (omp_context): Add sfield_map and srecord_type fields.
9158 (is_task_ctx, lookup_sfield): New functions.
9159 (use_pointer_for_field): Use is_task_ctx helper. Change first
9160 argument's type from const_tree to tree. Clarify comment.
9161 In OMP_TASK disallow copy-in/out sharing.
9162 (build_sender_ref): Call lookup_sfield instead of lookup_field.
9163 (install_var_field): Add mask argument. Populate both record_type
9164 and srecord_type if needed.
9165 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
9167 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
9168 and DECL_FIELD_OFFSET.
9169 (scan_sharing_clauses): Adjust install_var_field callers. For
9170 firstprivate clauses on explicit tasks allocate the var by value in
9171 record_type unconditionally, rather than by reference.
9172 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
9173 Use is_taskreg_ctx instead of is_parallel_ctx.
9174 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9175 (create_omp_child_function_name): Add task_copy argument, use
9176 *_omp_cpyfn* names if it is true.
9177 (create_omp_child_function): Add task_copy argument, if true create
9178 *_omp_cpyfn* helper function.
9179 (scan_omp_parallel): Adjust create_omp_child_function callers.
9180 Rename parallel_nesting_level to taskreg_nesting_level.
9181 (scan_omp_task): New function.
9182 (lower_rec_input_clauses): Don't run constructors for firstprivate
9183 explicit task vars which are initialized by *_omp_cpyfn*.
9184 Pass outer var ref to omp_clause_default_ctor hook if
9185 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
9186 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
9187 OMP_CLAUSE_REDUCTION_INIT.
9188 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
9189 avoid duplicate setting of fields. Handle
9190 OMP_CLAUSE_PRIVATE_OUTER_REF.
9191 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
9192 copy-out if TREE_READONLY, only copy-in.
9193 (expand_task_copyfn): New function.
9194 (expand_task_call): New function.
9195 (struct omp_taskcopy_context): New type.
9196 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
9198 (lower_omp_parallel): Rename to...
9199 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
9200 Call create_task_copyfn if srecord_type is needed. Adjust
9202 (task_shared_vars): New variable.
9203 (check_omp_nesting_restrictions): Warn if work-sharing,
9204 barrier, master or ordered region is closely nested inside OMP_TASK.
9205 Add warnings for barrier if closely nested inside of work-sharing,
9206 ordered, or master region.
9207 (scan_omp_1): Call check_omp_nesting_restrictions even for
9208 GOMP_barrier calls. Rename parallel_nesting_level to
9209 taskreg_nesting_level. Handle OMP_TASK.
9210 (lower_lastprivate_clauses): Even if some lastprivate is found on a
9211 work-sharing construct, continue looking for them on parent parallel
9213 (lower_omp_for_lastprivate): Add lastprivate clauses
9214 to the beginning of dlist rather than end. Adjust for struct
9215 omp_for_data changes.
9216 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
9217 not after it. Handle collapsed OMP_FOR loops, adjust for
9218 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
9219 (get_ws_args_for): Adjust extract_omp_for_data caller.
9220 (scan_omp_for): Handle collapsed OMP_FOR
9221 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9222 (lower_omp_single_simple): If libgomp function doesn't return
9223 boolean_type_node, add comparison of the return value with 0.
9224 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
9225 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
9226 (parallel_nesting_level): Rename to...
9227 (taskreg_nesting_level): ... this.
9228 (is_taskreg_ctx): New function.
9229 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
9231 (execute_lower_omp): Rename parallel_nesting_level to
9232 taskreg_nesting_level.
9233 (expand_omp_parallel): Rename to...
9234 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
9235 Call omp_task_call for OMP_TASK regions.
9236 (expand_omp): Adjust caller, handle OMP_TASK.
9237 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
9239 * bitmap.c (bitmap_default_obstack_depth): New variable.
9240 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
9241 if argument is NULL and bitmap_default_obstack is already initialized.
9242 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
9244 * matrix-reorg.c (matrix_reorg): Likewise.
9246 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
9248 * config/i386/i386.md (*indirect_jump): Macroize using P
9249 mode iterator. Remove !TARGET_64BIT from insn constraints.
9250 (*tablejump_1): Ditto.
9251 (*indirect_jump_rex64): Remove insn pattern.
9252 (*tablejump_1_rex64): Ditto.
9253 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
9254 and eh_return_si insn patterns.
9256 2008-06-06 Richard Guenther <rguenther@suse.de>
9258 * tree-ssa-structalias.c (merge_smts_into): Remove.
9259 (find_what_p_points_to): Do not bother to compute the
9260 points-to set for pt_anything pointers.
9261 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
9262 for pt_anything pointers is ok.
9264 2008-06-06 Jan Hubicka <jh@suse.cz>
9266 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
9268 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9270 * cgraph.c: Fix typos in comments.
9271 (cgraph_availability_names): Fix string typo.
9272 * fold-const.c: Fix typos in comments.
9273 (fold_binary): Fix typo in warning.
9274 * genautomata.c: Fix typos in comments.
9275 (check_presence_pattern_sets): Fix typo in local variable.
9276 (output_description): Fix typo in output.
9277 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
9278 * hwint.h: Likewise.
9279 * matrix-reorg.c (check_allocation_function): Likewise.
9280 * omega.c (smooth_weird_equations): Likewise.
9281 * auto-inc-dec.c: Fix typos in comments.
9282 * bb-reorder.c: Likewise.
9283 * builtins.c: Likewise.
9284 * c-common.c: Likewise.
9285 * c-cppbuiltin.c: Likewise.
9286 * c-parser.c: Likewise.
9287 * c-pretty-print.c: Likewise.
9288 * cfgcleanup.c: Likewise.
9289 * cfgexpand.c: Likewise.
9290 * cfghooks.c: Likewise.
9291 * cfglayout.c: Likewise.
9292 * cfgloopmanip.c: Likewise.
9293 * cgraphunit.c: Likewise.
9294 * coverage.c: Likewise.
9295 * dbxout.c: Likewise.
9296 * df-byte-scan.c: Likewise.
9297 * df-core.c: Likewise.
9298 * df-problems.c: Likewise.
9299 * df-scan.c: Likewise.
9301 * dominance.c: Likewise.
9302 * domwalk.c: Likewise.
9304 * dwarf2out.c: Likewise.
9305 * emit-rtl.c: Likewise.
9306 * et-forest.c: Likewise.
9307 * function.c: Likewise.
9308 * function.h: Likewise.
9310 * gcov-io.c: Likewise.
9313 * genattrtab.c: Likewise.
9314 * ggc-page.c: Likewise.
9315 * gimplify.c: Likewise.
9316 * gthr-lynx.h: Likewise.
9317 * haifa-sched.c: Likewise.
9318 * ipa-cp.c: Likewise.
9319 * ipa-inline.c: Likewise.
9320 * ipa-prop.h: Likewise.
9321 * ipa-pure-const.c: Likewise.
9322 * ipa-struct-reorg.c: Likewise.
9323 * ipa-struct-reorg.h: Likewise.
9324 * ipa-type-escape.c: Likewise.
9326 * loop-doloop.c: Likewise.
9327 * mips-tfile.c: Likewise.
9328 * mkmap-flat.awk: Likewise.
9329 * mkmap-symver.awk: Likewise.
9330 * modulo-sched.c: Likewise.
9331 * omp-low.c: Likewise.
9332 * optabs.c: Likewise.
9333 * optabs.h: Likewise.
9335 * passes.c: Likewise.
9336 * postreload-gcse.c: Likewise.
9337 * postreload.c: Likewise.
9338 * predict.c: Likewise.
9339 * pretty-print.h: Likewise.
9340 * profile.c: Likewise.
9341 * protoize.c: Likewise.
9342 * ra-conflict.c: Likewise.
9344 * recog.c: Likewise.
9345 * regclass.c: Likewise.
9347 * reload.c: Likewise.
9348 * rtl-error.c: Likewise.
9349 * rtlanal.c: Likewise.
9351 * sched-rgn.c: Likewise.
9354 * target.h: Likewise.
9355 * tree-dfa.c: Likewise.
9356 * tree-eh.c: Likewise.
9357 * tree-flow-inline.h: Likewise.
9358 * tree-inline.c: Likewise.
9359 * tree-into-ssa.c: Likewise.
9360 * tree-loop-distribution.c: Likewise.
9361 * tree-nested.c: Likewise.
9362 * tree-parloops.c: Likewise.
9363 * tree-pass.h: Likewise.
9364 * tree-pretty-print.c: Likewise.
9365 * tree-profile.c: Likewise.
9366 * tree-scalar-evolution.c: Likewise.
9367 * tree-sra.c: Likewise.
9368 * tree-ssa-alias-warnings.c: Likewise.
9369 * tree-ssa-ccp.c: Likewise.
9370 * tree-ssa-coalesce.c: Likewise.
9371 * tree-ssa-dom.c: Likewise.
9372 * tree-ssa-dse.c: Likewise.
9373 * tree-ssa-forwprop.c: Likewise.
9374 * tree-ssa-live.c: Likewise.
9375 * tree-ssa-live.h: Likewise.
9376 * tree-ssa-loop-im.c: Likewise.
9377 * tree-ssa-loop-ivopts.c: Likewise.
9378 * tree-ssa-loop-niter.c: Likewise.
9379 * tree-ssa-loop-prefetch.c: Likewise.
9380 * tree-ssa-phiopt.c: Likewise.
9381 * tree-ssa-phiprop.c: Likewise.
9382 * tree-ssa-sccvn.c: Likewise.
9383 * tree-ssa-ter.c: Likewise.
9384 * tree-ssa-threadupdate.c: Likewise.
9385 * tree-ssa.c: Likewise.
9386 * tree-vect-analyze.c: Likewise.
9387 * tree-vect-transform.c: Likewise.
9388 * tree-vectorizer.c: Likewise.
9389 * tree-vn.c: Likewise.
9390 * tree-vrp.c: Likewise.
9392 * tree.def: Likewise.
9394 * unwind-dw2-fde.c: Likewise.
9395 * unwind.inc: Likewise.
9396 * value-prof.c: Likewise.
9397 * vmsdbgout.c: Likewise.
9399 2008-06-05 David Edelsohn <edelsohn@gnu.org>
9401 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
9402 always place FP constants in the TOC for TARGET_POWERPC64.
9403 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
9405 2008-06-05 Joseph Myers <joseph@codesourcery.com>
9407 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
9408 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
9409 enable for TARGET_E500_DOUBLE.
9410 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
9411 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
9412 floating-point modes like integer modes for E500 double.
9413 (rs6000_legitimate_offset_address_p): Likewise.
9414 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
9415 addressing for DDmode for E500 double.
9416 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
9417 modes as using 64-bits of registers for E500 double.
9418 (spe_build_register_parallel): Do not handle DDmode or TDmode.
9419 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
9420 specially for E500 double.
9421 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
9422 TDmode for E500 double.
9423 (rs6000_gimplify_va_arg): Only handle SDmode in registers
9424 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
9425 (rs6000_split_multireg_move): Do not handle TDmode specially for
9427 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
9428 using 64-bit registers for E500 double.
9429 (emit_frame_save): Do not handle DDmode specially for E500 double.
9430 (gen_frame_mem_offset): Likewise.
9431 (rs6000_function_value): Do not call spe_build_register_parallel
9432 for DDmode or TDmode.
9433 (rs6000_libcall_value): Likewise.
9434 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
9435 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
9438 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
9440 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
9443 2008-06-04 Junjie Gu <jgu@tensilica.com>
9445 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
9446 comparison for frame pointers.
9448 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
9451 * config/avr/avr.h (PUSH_ROUNDING): Remove.
9453 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
9456 * builtins.c (expand_builtin_signbit): Don't take lowpart when
9457 register is already smaller or equal to required mode.
9459 2008-06-04 Xinliang David Li <davidxl@google.com>
9461 * tree-call-cdce.c: New file.
9462 (cond_dead_built_in_calls): New static variable.
9463 (input_domain): New struct.
9464 (check_pow): New function.
9465 (check_builtin_call): Ditto.
9466 (check_target_format): Ditto.
9467 (is_call_dce_candidate): Ditto.
9468 (gen_one_condition): Ditto.
9469 (gen_conditions_for_domain): Ditto.
9470 (get_domain): Ditto.
9471 (gen_conditions_for_pow_cst_base): Ditto.
9472 (gen_conditions_for_pow_int_base): Ditto.
9473 (gen_conditions_for_pow): Ditto.
9474 (get_no_error_domain): Ditto.
9475 (gen_shrink_wrap_conditions): Ditto.
9476 (shrink_wrap_one_built_in_call): Ditto.
9477 (shink_wrap_conditional_dead_built_in_calls): Ditto.
9478 (tree_call_cdce): Ditto.
9479 (gate_call_cdce): Ditto.
9480 (pass_call_cdce): New gimple pass.
9481 * passes.c: (init_optimization_passes): New pass.
9482 * tree-pass.h: New pass declaration.
9483 * opts.c (decode_options): New flag setting.
9484 * common.opt: Add -ftree-builtin-call-dce flag.
9485 * Makefile.in: Add new source file.
9486 * tempvar.def: New tv_id.
9487 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
9489 2008-06-04 Richard Guenther <rguenther@suse.de>
9491 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
9492 (is_call_clobbered): Always check var_ann->call_clobbered.
9493 (mark_call_clobbered): Always set var_ann->call_clobbered.
9494 (clear_call_clobbered): Always clear var_ann->call_clobbered.
9495 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
9496 (reset_alias_info): Clear call clobbering info on MTAGs and
9498 (set_pt_anything): Set pt_global_mem.
9499 (create_tag_raw): Adjust comment.
9500 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
9502 2008-06-04 Joseph Myers <joseph@codesourcery.com>
9503 Maxim Kuvyrkov <maxim@codesourcery.com>
9505 * config/m68k/m68k.opt (mxgot): New option.
9506 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
9507 (m68k_output_addr_const_extra): New.
9508 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
9509 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
9510 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
9511 * doc/invoke.texi (M680x0 Options): Document -mxgot.
9513 2008-06-04 Richard Guenther <rguenther@suse.de>
9515 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
9516 negative or non-representable offsets.
9518 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
9520 * config/i386/i386.c (ix86_gen_leave): New.
9521 (ix86_gen_pop1): Likewise.
9522 (ix86_gen_add3): Likewise.
9523 (ix86_gen_sub3): Likewise.
9524 (ix86_gen_sub3_carry): Likewise.
9525 (ix86_gen_one_cmpl2): Likewise.
9526 (ix86_gen_monitor): Likewise.
9527 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
9528 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
9529 ix86_gen_one_cmpl2 and ix86_gen_monitor.
9530 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
9531 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
9532 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
9533 (ix86_expand_epilogue): Updated.
9534 (print_operand): Handle integer register operand for 'z'.
9535 (ix86_expand_strlensi_unroll_1): Likewise.
9536 (ix86_expand_strlen): Likewise.
9537 (ix86_expand_builtin): Likewise.
9538 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
9539 mov{q}/mov{l} and add{q}/add{l}.
9541 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9543 * config/i386/i386.md (P): New mode iterator.
9544 (SFmode push_operand splitter): Macroize DImode and SImode pushes
9545 using P mode iterator.
9546 (DFmode push_operand splitter): Ditto.
9547 (XFmode push_operand splitter): Ditto.
9548 (DFmode float_extend SFmode push_operand splitter): Ditto.
9549 (XFmode float_extend SFmode push_operand splitter): Do not generate
9550 SImode pushes for 64bit target. Macroize Dimode and SImode
9551 pushes using P mode iterator.
9552 (XFmode float_extend DFmode push_operand splitter): Ditto.
9554 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9556 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
9557 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
9558 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
9560 (ix86_call_abi_override): Remove check for call_used_regs.
9562 2008-06-03 Richard Guenther <rguenther@suse.de>
9564 * tree-ssa-structalias.c (find_func_aliases): Add constraints
9565 for the lhs of calls if the return type contains pointers.
9567 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9569 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
9570 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
9571 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
9572 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
9573 of cfun and DEFAULT_ABI to deceide abi mode.
9575 (REG_PARM_STACK_SPACE): Removed.
9576 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
9577 (STACK_BOUNDARY): Use default target to deceide stack boundary.
9578 * config/i386/i386-protos.h (ix86_cfun_abi): New.
9579 (ix86_function_abi): Likewise.
9580 (ix86_function_type_abi): Likewise.
9581 (ix86_call_abi_override): Likewise.
9582 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
9583 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
9584 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
9585 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
9587 (X86_64_REGPARM_MAX): New.
9588 (X86_64_SSE_REGPARM_MAX): New.
9589 (X64_REGPARM_MAX): New.
9590 (X64_SSE_REGPARM_MAX): New.
9591 (X86_32_REGPARM_MAX): New.
9592 (X86_32_SSE_REGPARM_MAX): New.
9593 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
9594 (ix86_function_regparm): Handle user calling abi.
9595 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
9596 by DEFAULT_ABI versus SYSV_ABI check.
9597 (ix86_reg_parm_stack_space): New.
9598 (ix86_function_type_abi): New.
9599 (ix86_call_abi_override): New.
9600 (ix86_function_abi): New.
9601 (ix86_cfun_abi): New.
9602 (init_cumulative_args): Call abi specific initialization.
9603 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
9604 (function_arg_64): Extend SSE_REGPARM_MAX check.
9605 (function_arg (): Remove TARGET_64BIT_MS_ABI.
9606 (ix86_pass_by_reference): Likewise.
9607 (ix86_function_value_regno_p): Likewise.
9608 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
9609 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
9610 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
9611 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
9612 (setup_incoming_varargs_64): Adjust regparm for call abi.
9613 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
9614 (ix86_va_start): Likewise.
9615 (ix86_gimplify_va_arg): Likewise.
9616 (ix86_expand_prologue): Likewise.
9617 (output_pic_addr_const): Likewise.
9618 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
9619 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
9620 (x86_output_mi_thunk): Likewise.
9621 (x86_function_profiler): Likewise.
9622 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
9623 (SYSV_ABI, MS_ABI): New constants.
9625 (init_regs): Add prototype of function in regclass.c file.
9626 (OVERRIDE_ABI_FORMAT): New.
9627 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
9628 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
9629 (OUTGOING_REG_PARM_STACK_SPACE): New.
9630 (ix86_reg_parm_stack_space): New prototype.
9631 (CUMULATIVE_ARGS): Add call_abi member.
9632 (machine_function): Add call_abi member.
9633 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
9634 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
9636 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
9639 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
9640 (avr_builtin_setjmp_frame_value): New function.
9641 * config/avr/avr.md (nonlocal_goto_receiver): Define.
9642 (nonlocal_goto): Define.
9644 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
9646 * config/mips/mips.c (mips_emit_loadgp): Return early if
9647 there is nothing do to, otherwise emit a blockage if
9648 !TARGET_EXPLICIT_RELOCS || crtl->profile.
9649 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
9651 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9653 * configure.ac: Drop unneeded backslash ending up in config.in.
9654 * acinclude.m4: Likewise.
9655 * config.in: Regenerate.
9657 2008-05-26 Jan Hubicka <jh@suse.cz>
9659 * predict.c (maybe_hot_frequency_p): Break out of...
9660 (maybe_hot_bb_p): ... here.
9661 (maybe_hot_edge_p): New.
9662 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
9663 * basic-block.h (maybe_hot_edge_p): Declare.
9665 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
9667 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
9668 (*cmpfp_<mode>_cc): Ditto.
9669 (*fp_jcc_8<mode>_387): Ditto.
9670 (*fop_<MODEF:mode>_2_i387): Ditto.
9671 (*fop_<MODEF:mode>_3_i387): Ditto.
9672 (*fop_xf_2_i387): Ditto.
9673 (*fop_xf_3_i387): Ditto.
9675 2008-06-02 Tomas Bily <tbily@suse.cz>
9677 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
9679 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
9681 * config/mips/mips.c (mips_valid_offset_p): New function.
9682 (mips_valid_lo_sum_p): Likewise.
9683 (mips_classify_address): Use them.
9684 (mips_force_address): New function.
9685 (mips_legitimize_address): Use it.
9686 * config/mips/mips.md (MOVE128): New mode iterator.
9687 (movtf): Require TARGET_64BIT. Remove empty strings.
9688 (*movtf_internal): Rename to...
9689 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
9690 of "R" and use {,fp}{load,store} attributes instead of "multi".
9691 Use a separate define_split.
9692 (*movtf_mips16): New pattern.
9694 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
9696 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
9697 * config/mips/mips.c (mips_expand_before_return): New function.
9698 (mips_expand_epilogue): Call it.
9699 * config/mips/mips.md (return): Turn into a define_expand.
9700 (*return): New insn.
9702 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
9704 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
9705 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
9706 functions. Do not emit uses and clobbers of CONCATs; individually
9707 use and clobber their operands.
9708 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
9709 gen_clobber, emit_use and gen_use.
9710 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
9711 (expand_builtin_return): Likewise.
9712 * cfgbuild.c (count_basic_blocks): Likewise.
9713 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
9714 * explow.c (emit_stack_restore): Likewise.
9715 * expmed.c (extract_bit_field_1): Likewise.
9716 * expr.c (convert_move, emit_move_complex_parts): Likewise.
9717 (emit_move_multi_word, store_constructor): Likewise.
9718 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
9719 (thread_prologue_and_epilogue_insns): Likewise.
9720 * lower-subreg.c (resolve_simple_move): Likewise.
9721 * optabs.c (widen_operand, expand_binop): Likewise.
9722 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
9723 * reload.c (find_reloads): Likewise.
9724 * reload1.c (eliminate_regs_in_insn): Likewise.
9725 * stmt.c (expand_nl_goto_receiver): Likewise.
9726 * config/alpha/alpha.md (builtin_longjmp): Likewise.
9727 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
9728 * config/arm/arm.c (arm_load_pic_register): Likewise.
9729 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
9730 * config/arm/arm.md (untyped_return): Likewise.
9731 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
9732 * config/avr/avr.c (expand_prologue): Likewise.
9733 * config/bfin/bfin.c (do_unlink): Likewise.
9734 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
9735 * config/cris/cris.c (cris_expand_prologue): Likewise.
9736 * config/darwin.c (machopic_indirect_data_reference): Likewise.
9737 (machopic_legitimize_pic_address): Likewise.
9738 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
9739 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
9740 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
9741 (ix86_expand_convert_uns_didf_sse): Likewise.
9742 (ix86_expand_vector_init_general): Likewise.
9743 * config/ia64/ia64.md (eh_epilogue): Likewise.
9744 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
9745 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
9746 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
9747 (config/iq2000/iq2000.c): Likewise.
9748 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9749 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
9750 (builtin_longjmp): Likewise.
9751 * config/mn10300/mn10300.md (call, call_value): Likewise.
9752 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
9753 * config/pdp11/pdp11.md (abshi2): Likewise.
9754 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9755 * config/s390/s390.c (s390_emit_prologue): Likewise.
9756 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
9757 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
9758 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
9759 * config/sh/sh.c (prepare_move_operands): Likewise.
9760 (output_stack_adjust, sh_expand_epilogue): Likewise.
9761 (sh_set_return_address, sh_expand_t_scc): Likewise.
9762 * config/sparc/sparc.c (load_pic_register): Likewise.
9763 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
9764 * config/spu/spu.c (spu_expand_epilogue): Likewise.
9765 * config/v850/v850.c (expand_epilogue): Likewise.
9767 2008-05-31 Anatoly Sokolov <aesok@post.ru>
9769 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
9770 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
9771 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
9772 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
9773 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
9774 stack pointer register.
9775 (output_movhi): Remove code for interrupt specific writing to the
9776 stack pointer register.
9778 2008-05-31 Richard Guenther <rguenther@suse.de>
9780 PR tree-optimization/34244
9781 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
9782 (tree_expr_nonzero_warnv_p): Likewise.
9783 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
9784 ssa_name_nonnegative_p.
9785 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
9786 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
9787 not tree_expr_nonzero_warnv_p.
9789 PR tree-optimization/36262
9791 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
9793 PR tree-optimization/34244
9794 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
9795 (record_numbers_of_iterations): New function.
9796 (execute_vrp): Cache the numbers of iterations of loops.
9797 * tree-scalar-evolution.c (scev_reset_except_niters):
9799 (scev_reset): Use scev_reset_except_niters.
9800 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
9802 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
9804 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9805 __WORKAROUND_RETS when appropriate.
9807 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
9809 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
9810 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
9812 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
9813 *fop_df_comm_sse insn patterns using MODEF mode iterator.
9814 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
9815 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
9816 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
9817 *fop_df_1_mixed insn patterns using MODEF mode iterator.
9818 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
9819 *fop_df_1_sse insn patterns using MODEF mode iterator.
9820 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
9821 *fop_df_1_i387 insn patterns using MODEF mode iterator.
9822 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
9823 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
9824 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
9825 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
9826 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
9827 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
9828 (*fop_xf_4_i387): Use <MODE> for mode attribute.
9829 (*fop_xf_5_i387): Ditto.
9830 (*fop_xf_6_i387): Ditto.
9832 2008-05-30 Richard Guenther <rguenther@suse.de>
9834 * builtins.c (build_string_literal): Avoid generating
9835 a non-gimple_val result.
9837 2008-05-30 DJ Delorie <dj@redhat.com>
9839 * exec-tool.in: Use an environment variable (private) instead of a
9840 file (shared) as a semaphore, so as to not break parallel builds.
9842 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
9844 * optabs.c (maybe_encapsulate_block): Remove.
9845 (emit_libcall_block): Adjust accordingly.
9846 * optabs.h (maybe_encapsulate_block): Remove prototype.
9848 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
9849 Don't use maybe_encapsulate_block.
9851 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
9853 * config/rs6000/rs6000.c (rs6000_legitimize_address,
9854 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
9855 rtx is a SYMBOL_REF before calling get_pool_constant.
9857 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
9859 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
9861 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
9863 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
9864 rather than OS names to choose INO_T_EQ definition.
9865 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
9866 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
9868 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
9871 * config/darwin-f.c: New.
9872 * config/t-darwin: Added rule to build darwin-f.o.
9873 * config.gcc: Defined new variable, fortran_target_objs.
9874 (*-*-darwin*): Set fortran_target_objs.
9875 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
9876 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
9877 * configure: Regenerated.
9879 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
9882 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
9883 canonical type if needed.
9885 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
9887 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
9889 2008-05-29 Richard Guenther <rguenther@suse.de>
9891 PR tree-optimization/36343
9892 PR tree-optimization/36346
9893 PR tree-optimization/36347
9894 * tree-flow.h (clobber_what_p_points_to): Declare.
9895 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
9896 pointed-to variable is dereferenced is irrelevant to whether
9897 the pointer can access the pointed-to variable.
9898 (clobber_what_p_points_to): New function.
9899 * tree-ssa-alias.c (set_initial_properties): Use it.
9900 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
9901 call clobber check for NMTs.
9903 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
9905 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
9906 for printing gcov_type.
9908 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
9910 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
9911 and the eh region information.
9912 * value-prof.c (gimple_move_stmt_histograms): New function.
9913 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
9915 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
9917 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
9919 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
9921 * value-prof.c (tree_ic_transform): Print counts.
9922 * tree-profile.c (tree_gen_ic_func_profiler):
9923 Clear __gcov_indreict_call_callee variable to avoid misattribution
9926 2008-05-28 Rafael Espindola <espindola@google.com>
9928 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
9931 2008-05-28 Richard Guenther <rguenther@suse.de>
9933 PR tree-optimization/36339
9934 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
9935 and clobbering code out of the loop.
9937 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
9939 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
9942 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
9943 s390_contiguous_bitmask_p, s390_symref_operand_p,
9944 s390_check_symref_alignment, s390_reload_larl_operand,
9945 s390_reload_symref_address): New functions.
9946 (s390_branch_condition_mnemonic): Support compare and branch
9948 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
9949 and 'W' constraints.
9950 (s390_secondary_reload): Add secondary reloads for unaligned
9951 symbol refs or symbol refs to floating point or QI/TI mode
9953 (legitimate_address_p): Accept symbol references as addresses.
9954 (s390_expand_insv): Use rotate and insert selected bits
9955 instruction for insv when building for z10.
9956 (print_operand_address): Handle symbol ref addresses.
9957 (print_operand): Output modifier 'c' added for signed byte values.
9958 (s390_encode_section_info): Mark symbol refs with
9959 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
9961 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
9962 (length attribute): RRF, RRR have 4 byte length.
9963 (FPALL, INTALL): New mode iterators added.
9964 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
9965 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
9966 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
9967 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
9968 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
9969 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
9970 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
9971 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
9973 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
9974 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
9975 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
9976 reload<INTALL:mode><P:mode>_toreg_z10,
9977 reload<FPALL:mode><P:mode>_tomem_z10,
9978 reload<FPALL:mode><P:mode>_toreg_z10,
9979 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
9980 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
9981 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
9982 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
9984 (movmem, clrmem, cmpmem): New splitters added.
9986 * config/s390/predicates.md (larl_operand): Use
9987 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
9988 SYMBOL_REF_ALIGN1_P.
9989 (s390_signed_integer_comparison,
9990 s390_unsigned_integer_comparison): New predicates.
9992 * config/s390/s390-protos.h (s390_check_symref_alignment,
9993 s390_contiguous_bitmask_p, s390_reload_larl_operand,
9994 s390_reload_symref_address,
9995 s390_compare_and_branch_condition_mask): Prototypes added.
9997 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
9998 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
9999 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
10001 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
10003 * config/s390/s390.c (z10_cost): New cost function for z10.
10004 (s390_handle_arch_option, override_options): Support -march=z10 switch.
10005 (s390_issue_rate): Adjust issue rate for z10.
10006 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
10007 (processor_flags): Add PF_Z10.
10008 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
10009 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
10010 * gcc/config.gcc: Add z10.
10012 2008-05-28 Richard Guenther <rguenther@suse.de>
10014 PR tree-optimization/36291
10015 * tree-flow. h (struct gimple_df): Remove var_anns member.
10016 * tree-flow-inline.h (gimple_var_anns): Remove.
10017 (var_ann): Simplify.
10018 * tree-dfa.c (create_var_ann): Simplify.
10019 (remove_referenced_var): Clear alias info from var_anns of globals.
10020 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
10021 (delete_tree_ssa): Clear alias info from var_anns of globals.
10022 Do not free var_anns.
10023 (var_ann_eq): Remove.
10024 (var_ann_hash): Likewise.
10026 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
10028 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
10029 and loongson2f entries.
10030 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
10031 * config/mips/mips.h (processor_type): Add Loongson-2E
10032 and Loongson-2F entries.
10033 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
10034 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
10035 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
10036 * doc/invoke.texi (MIPS Options): Document loongson2e
10037 and loongson2f processor names.
10039 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
10043 * config/i386/i386.c (ix86_function_arg_boundary): Use
10044 alignment of canonical type.
10045 (ix86_expand_vector_move): Check unaligned memory access for
10048 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
10050 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
10051 Moved to the front of file.
10053 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
10054 H.J. Lu <hongjiu.lu@intel.com>
10056 * dwarf2out.c (current_fde): New.
10058 (lookup_cfa:): Likewise.
10059 (dwarf2out_end_epilogue): Likewise.
10060 (dwarf2out_note_section_used): Likewise.
10062 2008-05-27 Michael Matz <matz@suse.de>
10065 * c.opt (Wenum-compare): New warning option.
10066 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
10068 2008-05-27 Michael Matz <matz@suse.de>
10070 PR middle-end/36326
10071 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
10073 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
10074 into memory as tail calls.
10076 2008-05-27 Richard Guenther <rguenther@suse.de>
10078 PR tree-optimization/36339
10079 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
10080 pointers cause all addressable variables to be call clobbered.
10082 2008-05-27 Richard Guenther <rguenther@suse.de>
10084 PR tree-optimization/36245
10085 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
10087 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10089 * config/s390/s390.md: Replace all occurences of the 'm'
10090 constraint with 'RT'.
10092 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10094 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
10096 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
10098 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
10099 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
10100 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
10102 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10104 * reload.c: (find_reloads): Skip alternatives according to the
10105 "enabled" attribute. Constify the constraint variable.
10106 * recog.c (get_attr_enabled): Add default implementation.
10107 (extract_insn): Set the alternative_enabled_p array
10108 in the recog_data struct.
10109 (preprocess_constraints, constrain_operands): Skip
10110 alternatives according to the "enabled" attribute
10111 * recog.h (struct recog_data): New field alternative_enabled_p.
10112 (skip_alternative): New inline function.
10113 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
10114 (record_reg_classes): Skip alternative according to the
10115 "enabled" attribute.
10117 * doc/md.texi: Add documention for the "enabled" attribute.
10119 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10121 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
10122 * postreload.c (reload_cse_simplify_operands): Replace 'm'
10123 constraint with TARGET_MEM_CONSTRAINT.
10124 * recog.c (asm_operand_ok, preprocess_constraints,
10125 constrain_operands): Likewise.
10126 * regclass.c (record_reg_classes): Likewise.
10127 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
10128 * reload1.c (maybe_fix_stack_asms): Likewise.
10129 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
10130 * recog.h: Adjust comment.
10131 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
10132 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
10133 * doc/md.texi: Add a note to description of 'm' constraint.
10134 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
10136 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
10138 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
10139 that the bitfield is of integral type before testing its precision.
10141 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10142 Sa Liu <saliu@de.ibm.com>
10144 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
10145 __modti3, __udivti3, __umodti3 and __udivmodti4.
10146 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
10147 that implement TImode mul and div functions.
10148 * config/spu/multi3.c: New. Implement __multi3.
10149 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
10150 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
10153 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
10155 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
10156 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
10157 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
10158 tls_sysv_suffix): New mode and mode attribute iterators.
10159 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
10160 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
10161 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
10162 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
10163 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
10166 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
10168 PR tree-optimization/36329
10169 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
10170 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
10171 * cgraphbuild.c (initialize_inline_failed): Use the latter
10172 macro in lieu of the former.
10173 * ipa-inline.c (cgraph_mark_inline): Likewise.
10174 (cgraph_decide_inlining_of_small_function): Likewise.
10175 (cgraph_decide_inlining): Likewise.
10176 (cgraph_decide_inlining_incrementally): Likewise.
10178 2008-05-26 Tristan Gingold <gingold@adacore.com>
10179 Anatoly Sokolov <aesok@post.ru>
10181 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
10182 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
10183 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
10184 optimization for 'avr6' architecture.
10186 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
10189 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
10191 2008-05-26 Richard Guenther <rguenther@suse.de>
10193 * tree-ssa-sccvn.c (expr_has_constants): Declare.
10194 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
10196 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
10198 PR middle-end/36253
10199 * caller-save.c (insert_restore): Verify alignment of spill space.
10200 (insert_save): Likewise.
10201 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
10202 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
10203 (STACK_SLOT_ALIGNMENT): Likewise.
10204 * function.c (LOCAL_ALIGNMENT): Removed.
10205 (get_stack_local_alignment): New.
10206 (assign_stack_local): Use it. Set alignment on stack slot.
10207 (assign_stack_temp_for_type): Use get_stack_local_alignment.
10208 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
10209 (STACK_SLOT_ALIGNMENT): New.
10210 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
10211 stack slot in XFmode.
10213 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
10215 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
10218 * config/i386/i386.md (allocate_stack_worker_64): Make sure
10219 argument operand in rax isn't removed.
10221 2008-05-26 Richard Guenther <rguenther@suse.de>
10223 PR middle-end/36300
10224 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
10225 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
10227 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10230 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
10232 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
10234 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
10235 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
10237 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
10239 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
10240 build a trampoline if we don't want one.
10241 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
10242 return zero for nested functions if we don't want a trampoline.
10244 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10246 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
10248 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10251 * c.opt: Removed undocumented option '-lang-fortran'.
10252 * c-common.h: Removed global variable 'lang_fortran'.
10253 * c-opts.c (c_common_handle_option): Removed code to handle
10254 option '-lang-fortran'. Updated includes.
10255 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
10256 definition of '__GFORTRAN__'.
10257 (define__GNUC__): Reimplemented to use BASEVER and
10258 cpp_define_formatted.
10259 (builtin_define_with_value_n): Removed.
10260 * c-incpath.h: Renamed to ...
10261 * incpath.h: ... this.
10262 * c-incpath.c: Renamed to ...
10263 * incpath.c: ... this. Updated includes.
10264 * fix-header.c: Updated includes.
10265 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
10266 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
10267 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
10269 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
10271 * tree.h: Update the table of flags used on tree nodes.
10272 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
10273 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
10274 (FORCED_LABEL): Add access check.
10275 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
10276 (ASM_INPUT_P): Likewise.
10277 (ASM_VOLATILE_P): Likewise.
10278 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
10279 (OMP_SECTION_LAST): Access private_flag directly.
10280 (OMP_RETURN_NOWAIT): Likewise.
10281 (OMP_PARALLEL_COMBINED): Likewise.
10282 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
10283 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
10284 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
10285 deprecated_flag directly.
10287 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
10289 * final.c (frame_pointer_needed): Removed.
10290 * flags.h (frame_pointer_needed): Likewise.
10292 * function.h (rtl_data): Add frame_pointer_needed.
10293 (frame_pointer_needed): New.
10295 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
10297 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
10299 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
10301 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
10304 2008-05-25 Alan Modra <amodra@bigpond.net.au>
10306 * c-common.c (strip_array_types): Move function to..
10308 (get_inner_array_type): Delete.
10309 * c-common.h (strip_array_types): Move declaration to..
10311 (get_inner_array_type): Delete.
10312 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
10313 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
10314 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
10315 * config/pa/pa.c (emit_move_sequence): Likewise.
10317 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
10319 * config/i386/i386.md (*sse_prologue_save_insn): Set length
10322 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
10324 * function.c: Include target hook for nonlocal_goto frame value.
10326 2008-05-24 Richard Guenther <rguenther@suse.de>
10328 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
10329 variable can be only accessed through a pointer or a union.
10331 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10333 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
10334 * doc/extend.texi: Likewise.
10336 2008-05-23 DJ Delorie <dj@redhat.com>
10338 * config/m32c/jump.md (untyped_call): Add.
10340 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
10341 for A24 to PSImode.
10342 (m32c_address_cost): Detail costs for indirect offsets.
10344 2008-05-23 Rafael Espindola <espindola@google.com>
10346 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
10347 if a node is a SUBREG.
10348 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
10351 2008-05-23 Paul Brook <paul@codesourcery.com>
10352 Carlos O'Donell <carlos@codesourcery.com>
10354 * doc/extend.texi: Clarify use of __attribute__((naked)).
10355 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
10356 * target.h (gcc_target): Add allocate_stack_slots_for_args.
10357 * function.c (use_register_for_decl): Use
10358 targetm.calls.allocate_stack_slots_for_args.
10359 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
10360 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
10361 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
10363 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
10365 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
10367 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
10369 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
10370 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
10371 is only rounded once.
10373 2008-05-23 Richard Guenther <rguenther@suse.de>
10375 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
10377 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
10378 Jakub Jelinek <jakub@redhat.com>
10381 * configure.ac: Handle --enable-cld.
10382 * configure: Regenerated.
10383 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
10384 * config/i386/i386.h (struct machine_function): Add needs_cld field.
10385 (ix86_current_function_needs_cld): New define.
10386 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
10387 (cld): New isns pattern.
10388 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
10389 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
10390 * config/i386/i386.opt (mcld): New option.
10391 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
10392 TARGET_CLD and ix86_current_function_needs_cld.
10393 (override_options): Use -mcld by default for 32-bit code if
10396 * doc/install.texi (Options specification): Document --enable-cld.
10397 * doc/invoke.texi (Machine Dependent Options)
10398 [i386 and x86-64 Options]: Add -mcld option.
10399 (Intel 386 and AMD x86-64 Options): Document -mcld option.
10401 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
10402 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
10403 (return_in_memory_64): Likewise.
10404 (return_in_memory_ms_64): Likewise.
10406 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10408 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
10409 * builtins.c (fold_builtin_fpclassify): New.
10410 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
10411 * builtins.def (BUILT_IN_FPCLASSIFY): New.
10412 * c-common.c (handle_type_generic_attribute): Adjust to accept
10413 fixed arguments before an elipsis.
10414 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
10415 * doc/extend.texi: Document __builtin_fpclassify.
10417 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
10419 * omp-low.c (gate_expand_omp_ssa): Remove.
10420 (pass_expand_omp_ssa): Remove.
10421 (gate_expand_omp): Do not check for flag_openmp_ssa.
10422 * common.opt (-fopenmp-ssa): Remove.
10423 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
10425 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
10427 * config/sh/sh.opt (mfixed-range): New option.
10428 * config/sh/sh-protos.h (sh_fix_range): Declare.
10429 * config/sh/sh.c (sh_fix_range): New function.
10430 * config/sh/sh.h (sh_fixed_range_str): Declare.
10431 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
10433 * doc/invoke.texi (SH Options): Document -mfixed-range.
10435 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
10437 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
10438 it before the redeclaration.
10440 2008-05-22 Anatoly Sokolov <aesok@post.ru>
10442 * config/avr/avr.c (get_sequence_length): Add new function.
10443 (expand_prologue, expand_epilogue): Remove duplicate code.
10445 2008-05-22 Rafael Espindola <espindola@google.com>
10447 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
10450 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
10452 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
10453 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
10455 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
10456 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
10457 (vect_update_misalignment_for_peel): Likewise.
10458 (vector_alignment_reachable_p): Likewise.
10459 * tree-vect-transform.c (vectorizable_load): Likewise.
10460 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
10461 (get_vectype_for_scalar_type): Pass mode of scalar_type
10462 to UNITS_PER_SIMD_WORD.
10464 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
10465 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
10466 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
10467 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
10468 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
10470 2008-05-22 Ira Rosen <irar@il.ibm.com>
10472 PR tree-optimization/36293
10473 * tree-vect-transform.c (vect_transform_strided_load): Don't check
10474 if the first load must be skipped because of a gap.
10476 2008-05-22 Richard Guenther <rguenther@suse.de>
10478 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
10479 more cases of offset disambiguation that is possible if
10480 strict-aliasing rules apply.
10481 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
10482 for basic offset and type-based disambiguation.
10484 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10486 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
10487 ix86_expand_vector_set on V16QImode for SSE4.1.
10489 2008-05-21 Tom Tromey <tromey@redhat.com>
10491 * c.opt (Wimport): Mark as undocumented.
10492 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
10494 (Warning Options): Likewise.
10495 * doc/cppopts.texi: Don't mention -Wimport.
10497 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
10499 PR tree-optimization/36287
10500 PR tree-optimization/36286
10501 * lambda-code.c (build_access_matrix): Do not use the loop->num
10502 for computing the number of induction variables: use the loop depth
10505 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
10508 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
10509 option -f(no-)leading-underscore.
10511 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10513 * config/i386/i386.c (ix86_expand_vector_init_general): Use
10514 GET_MODE_NUNITS (mode).
10516 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
10518 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
10519 (-mmulhw): Add 464 to description.
10520 (-mdlmzb): Likewise.
10521 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
10522 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
10524 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
10525 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
10526 * config/rs6000/rs6000.md: Update comments for 464.
10528 2008-05-21 Janis Johnson <janis187@us.ibm.com>
10530 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
10532 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10534 * config/i386/sse.md (vec_extractv4sf): Removed.
10535 (vec_extractv2df): Likewise.
10536 (vec_extractv2di): Likewise.
10537 (vec_extractv4si): Likewise.
10538 (vec_extractv8hi): Likewise.
10539 (vec_extractv16qi): Likewise.
10540 (vec_extract<mode>): New.
10542 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10544 * config/i386/sse.md (vec_setv4sf): Removed.
10545 (vec_setv2df): Likewise.
10546 (vec_setv2di): Likewise.
10547 (vec_setv4si): Likewise.
10548 (vec_setv8hi): Likewise.
10549 (vec_setv16qi): Likewise.
10550 (vec_set<mode>): New.
10552 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10554 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
10555 goto for vec_concat and vec_interleave.
10557 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10559 * config/i386/sse.md (vec_initv4sf): Removed.
10560 (vec_initv2df): Likewise.
10561 (vec_initv2di): Likewise.
10562 (vec_initv4si): Likewise.
10563 (vec_initv8hi): Likewise.
10564 (vec_initv16qi): Likewise.
10565 (vec_init<mode>): New.
10567 2008-05-21 Joseph Myers <joseph@codesourcery.com>
10569 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
10571 2008-05-21 Tom Tromey <tromey@redhat.com>
10573 * ggc-zone.c (lookup_page_table_if_allocated): New function.
10574 (zone_find_object_offset): Likewise.
10575 (gt_ggc_m_S): Likewise.
10576 (highest_bit): Likewise.
10577 * ggc-page.c (gt_ggc_m_S): New function.
10578 * stringpool.c (string_stack): Remove.
10579 (init_stringpool): Update.
10580 (ggc_alloc_string): Use ggc_alloc.
10581 (maybe_delete_ident): New function.
10582 (ggc_purge_stringpool): Likewise.
10583 (gt_ggc_m_S): Remove.
10584 * ggc-common.c (ggc_protect_identifiers): New global.
10585 (ggc_mark_roots): Call ggc_purge_stringpool. Use
10586 ggc_protect_identifiers.
10587 * ggc.h (ggc_protect_identifiers): Declare.
10588 (gt_ggc_m_S): Update.
10589 (ggc_purge_stringpool): Declare.
10590 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
10591 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
10593 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
10595 2008-05-21 David S. Miller <davem@davemloft.net>
10597 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
10600 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
10602 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
10605 2008-05-20 David Daney <ddaney@avtrex.com>
10607 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
10608 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
10609 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
10610 UNSPEC_UPDATE_GOT_VERSION): Renumber.
10611 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
10612 (atomic_hiqi_op): New define_code_iterator.
10613 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
10614 mips_expand_compare_and_swap_12.
10615 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
10616 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
10617 (sync_<optab><mode>, sync_old_<optab><mode>,
10618 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
10619 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
10620 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
10621 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
10622 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
10623 (test_and_set_12): New insn.
10624 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
10625 sync_new_<optab><mode>, sync_old_nand<mode>,
10626 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
10627 clobber to operand 0 for SI and DI mode insns.
10628 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
10629 mips_gen_fn_4): New typedefs.
10630 (mips_gen_fn_ptrs): Define new union type.
10631 (mips_expand_compare_and_swap_12): Remove declaration.
10632 (mips_expand_atomic_qihi): Declare function.
10633 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
10634 (mips_expand_atomic_qihi): ... this. Use new generator function
10636 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
10637 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
10638 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
10639 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
10640 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
10641 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
10642 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
10643 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
10644 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
10645 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
10648 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
10650 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
10653 2008-05-20 Anatoly Sokolov <aesok@post.ru>
10655 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
10656 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
10657 (avr_attribute_table): Add 'OS_main' function attribute.
10658 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
10659 functions with 'OS_main' attribute.
10661 2008-05-20 Richard Guenther <rguenther@suse.de>
10663 PR tree-optimization/35204
10664 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
10665 helper, split out from ...
10666 (DFS): ... here. Make the DFS walk non-recursive.
10668 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
10669 Jan Sjodin <jan.sjodin@amd.com>
10671 PR tree-optimization/36181
10672 * tree-parloops.c (loop_has_vector_phi_nodes): New.
10673 (parallelize_loops): Don't parallelize when the loop has vector
10676 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
10677 Sebastian Pop <sebastian.pop@amd.com>
10679 * tree-loop-linear.c (gather_interchange_stats): Look in the access
10680 matrix, and never look at the tree representation of the memory
10682 (linear_transform_loops): Computes parameters and access matrices.
10683 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
10685 (access_matrix_get_index_for_parameter): New.
10686 * tree-data-ref.h (struct access_matrix): New.
10687 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
10688 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
10689 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
10690 am_vector_index_for_loop): New.
10691 (struct data_reference): Add field access_matrix.
10692 (DR_ACCESS_MATRIX): New.
10693 (compute_data_dependences_for_loop): Update declaration.
10694 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
10695 * lambda.h (lambda_vector_vec_p): Declared.
10696 * lambda-code.c: Depend on pointer-set.h.
10697 (lambda_collect_parameters_from_af, lambda_collect_parameters,
10698 av_for_af_base, av_for_af, build_access_matrix,
10699 lambda_compute_access_matrices): New.
10700 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
10702 2008-05-20 Joseph Myers <joseph@codesourcery.com>
10704 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
10705 $SOURCEDIR/include.
10707 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
10708 Sebastian Pop <sebastian.pop@amd.com>
10710 PR tree-optimization/36206
10711 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
10713 (instantiate_scev_1): Rename flags to fold_conversions.
10714 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
10715 outeside instantiation_loop.
10716 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
10717 (evolution_function_is_affine_or_constant_p): Removed.
10718 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
10720 (analyze_siv_subscript): Pass in the loop nest number.
10721 Call evolution_function_is_affine_in_loop instead of
10722 evolution_function_is_affine_p.
10723 (analyze_overlapping_iterations): Pass in the loop nest number.
10725 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
10726 Sebastian Pop <sebastian.pop@amd.com>
10728 PR tree-optimization/36206
10729 * tree-chrec.h (chrec_fold_op): New.
10730 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
10733 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
10735 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
10737 (remove_duplicates): Do not set inode on non-inode systems.
10740 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
10742 * config.gcc (tm_file): Update comments about relative pathnames.
10744 2008-05-20 Richard Guenther <rguenther@suse.de>
10746 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
10747 * tree-ssa-sccvn.c (process_scc): Likewise.
10748 * tree-ssa-sink.c (execute_sink_code): Likewise.
10749 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
10750 * tree-vrp.c (process_assert_insertions): Likewise.
10751 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
10752 (perform_tree_ssa_dce): Likewise.
10753 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
10754 (dump_dominator_optimization_stats): Likewise.
10755 * tree-vectorizer.c (vectorize_loops): Likewise.
10757 2008-05-20 Richard Guenther <rguenther@suse.de>
10759 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
10761 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
10763 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
10764 (ix86_i386elf_return_in_memory): Likewise.
10765 (ix86_i386interix_return_in_memory): Likewise.
10766 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
10767 (SUBTARGET_RETURN_IN_MEMORY): New.
10768 * config/i386/i386elf.h: Likewise.
10769 * config/i386/ptx4-i.h: Likewise.
10770 * config/i386/sol2-10.h: Likewise.
10771 * config/i386/sysv4.h: Likewise.
10772 * config/i386/vx-common.h: Likewise.
10773 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
10774 * config/i386/i386.c (ix86_return_in_memory): Made static and
10775 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
10776 (ix86_i386elf_return_in_memory): Removed.
10777 (ix86_i386interix_return_in_memory): Removed.
10778 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
10779 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
10781 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
10783 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
10785 2008-05-19 Xinliang David Li <davidxl@google.com>
10787 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
10789 * common.opt: Ditto.
10790 * doc/invoke.texi: Ditto.
10792 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
10794 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
10795 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
10797 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
10799 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
10800 sizes of operand array from 8/4 to 4/2.
10801 (ix86_expand_vector_init_general): Change size of operand array
10802 from 32 to 16. Remove op0, op1 and half_mode.
10804 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
10806 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
10807 (ix86_expand_vector_init_interleave): Likewise.
10808 (ix86_expand_vector_init_general): Use them. Assert
10809 word_mode == SImode when n_words == 4.
10811 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
10813 * config/i386/i386.c (ix86_secondary_reload): New static function.
10814 (TARGET_SECONDARY_RELOAD): New define.
10815 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
10816 * config/i386/i386.md (reload_outqi): Remove.
10818 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10820 PR middle-end/35509
10821 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
10822 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
10823 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
10824 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
10825 (fold_builtin_1): Likewise.
10826 * builtins.def (BUILT_IN_ISINF_SIGN): New.
10827 c-common.c (check_builtin_function_arguments): Handle
10828 BUILT_IN_ISINF_SIGN.
10829 * doc/extend.texi: Document __builtin_isinf_sign.
10830 * fold-const.c (operand_equal_p): Handle COND_EXPR.
10832 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
10834 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
10835 EH cleanup at the end of the pass, search for those that have been
10836 turned into forwarder blocks and do the cleanup on their successor.
10838 2008-05-18 Richard Guenther <rguenther@suse.de>
10840 * tree-cfg.c (verify_gimple_expr): Allow conversions from
10841 pointers to sizetype and vice versa.
10843 2008-05-18 Xinliang David Li <davidxl@google.com>
10845 * gcc/tree-ssa-dce.c: Coding style fix.
10846 (check_pow): Documentation comment.
10847 (check_log): Documenation comment. Coding style fix.
10848 (is_unnecessary_except_errno_call): Ditto.
10849 (gen_conditions_for_pow): Ditto.
10850 (gen_conditions_for_log): Ditto.
10851 (gen_shrink_wrap_conditions): Ditto.
10852 (shrink_wrap_one_built_in_calls): Ditto.
10853 * gcc/doc/invoke.texi: Better documentation string.
10854 * ChangeLog: Fix wrong change log entries from
10855 May 17 checkin on function call DCE.
10857 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
10859 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
10861 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
10863 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
10864 * df-problems.c (simulation routines): Fixed block comment to
10865 properly say how to add forwards scanning functions.
10867 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
10869 * tree-inline.c (setup_one_parameter): Remove dead code.
10871 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
10873 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
10874 a BIT_AND_EXPR only for an INTEGER_TYPE.
10876 2008-05-17 Xinliang David Li <davidxl@google.com>
10878 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
10879 (check_pow, check_log, is_unnecessary_except_errno_call): New
10880 functions to check for eliminating math functions that are pure
10881 except for setting errno.
10882 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
10883 general condition expressions for shrink-wrapping pow/log calls.
10884 (gen_shrink_wrap_conditions): Ditto.
10885 (shrink_wrap_one_built_in_call): Ditto.
10886 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
10887 (mark_operand_necessary): If debugging, output if OP is necessary.
10888 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
10890 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
10892 * gcc/common.opt: New user flag -ftree-builtin-dce.
10893 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
10895 2008-05-16 David S. Miller <davem@davemloft.net>
10897 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
10898 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
10900 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
10903 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
10905 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10907 * ifcvt.c (dead_or_predicable): Rename
10908 df_simulate_one_insn_backwards to df_simulate_one_insn.
10909 * recog.c (peephole2_optimize): Ditto.
10910 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
10912 * df.h: Rename df_simulate_one_insn_backwards to
10913 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
10914 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
10915 scanning of defs and uses.
10916 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
10917 (df_simulate_one_insn_forwards): Removed.
10919 2008-05-16 Doug Kwan <dougkwan@google.com>
10921 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
10923 (real_from_string): Handle NaNs and Inf as approriate.
10925 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
10927 * doc/gty.texi (Source Files Containing Type Information): Note
10928 that headers should appear first in the gtfiles list.
10930 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10932 * tree.def (COND_EXEC): Properly documented this code.
10934 2008-05-16 Diego Novillo <dnovillo@google.com>
10936 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
10937 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
10940 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10942 * tree-ssa-dse (max_stmt_uid): Removed.
10943 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
10944 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
10945 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
10946 * function.h (cfun.last_stmt_uid): New field.
10947 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
10948 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
10950 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
10951 (create_stmt_ann): Initialize the ann->uid field.
10952 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
10954 * tree-flow.h (renumber_gimple_stmt_uids): New function.
10956 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
10958 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
10959 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
10960 (init_empty_tree_cfg): Call it.
10962 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10964 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
10967 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10969 * doc/invoke.text (-fdump-tree-*-verbose): New option.
10970 * tree-dump.c (dump_options): New verbose option.
10971 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
10973 * tree-pass.h (TDF_VERBOSE): New dump flag.
10974 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
10975 (tree-flow.h): Added include.
10976 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
10978 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
10980 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
10982 From Jie Zhang <jie.zhang@analog.com>
10983 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10984 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
10985 mcpu=bf561-none and mcpu=bf561-0.2.
10986 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10987 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
10988 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10989 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
10990 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
10991 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
10992 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
10994 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
10995 (cputype_selected): Remove.
10996 (bfin_handle_option): Don't use cputype_selected.
10997 (override_options): When no mcpu option, enable all workarounds.
10998 Don't use bfin_workarounds.
10999 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
11001 (DEFAULT_CPU_TYPE): Don't define.
11003 2008-05-16 Richard Guenther <rguenther@suse.de>
11005 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
11006 on deletion of the last stmt.
11008 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
11010 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
11011 V8HImode for SSE2 and V16QImode for SSE4.1.
11013 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
11015 * cgraph.h (compute_inline_parameters): Made public.
11016 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
11017 variable_generate_summary, function_write_summary,
11018 variable_write_summary, variable_read_summary. Added generate_summary,
11019 write_summary, read_summary.
11020 * cgraphunit.c (cgraph_process_new_functions): Changed call from
11021 pass_ipa_inline.function_generate_summary, to
11022 compute_inline_parameters.
11023 * ipa-inline.c (compute_inline_parameters): Made public and added
11025 (compute_inline_parameters_for_current): New function.
11026 (pass_inline_param): Now calls compute_inline_parameters_for_current.
11027 (inline_generate_summary): Removed parameter and made to loop over
11029 (pass_ipa_inline): Updated for new IPA_PASS structure.
11030 * passes.c (execute_ipa_summary_passes): Now is called once per
11031 pass rather than once per node*pass.
11033 2008-05-15 Anatoly Sokolov <aesok@post.ru>
11035 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
11036 avr_have_mul_p, avr_asm_only_p): Remove variables.
11037 (avr_override_options): Remove initialization of removed variables.
11038 (avr_file_start): Convert removed variables to fields of
11039 'struct base_arch_s *avr_current_arch'.
11040 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
11041 (AVR_HAVE_MUL): (Ditto.).
11042 (AVR_HAVE_MOVW): (Ditto.).
11043 (AVR_HAVE_LPMX): (Ditto.).
11044 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
11045 avr_asm_only_p): Remove declaration.
11047 2008-05-15 Diego Novillo <dnovillo@google.com>
11049 * config/arm/arm.c (arm_return_in_memory): Fix return type.
11050 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
11052 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
11054 PR middle-end/36194
11055 * combine.c (check_conversion): Rename back to check_promoted_subreg.
11056 Don't call record_truncated_value from here.
11057 (record_truncated_value): Turn it into a for_each_rtx callback.
11058 (record_truncated_values): New function.
11059 (combine_instructions): Call note_uses with record_truncated_values.
11060 Change name of check_conversion to check_promoted_subreg.
11062 2008-05-15 Janis Johnson <janis187@us.ibm.com>
11064 * doc/sourcebuild.texi: Document support for torture tests.
11066 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
11068 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
11069 to alternative 4 of operand 2.
11071 2008-05-15 Richard Guenther <rguenther@suse.de>
11073 * tree-pass.h (current_pass): Declare.
11074 (get_pass_for_id): Likewise.
11075 * passes.c (passes_by_id, passes_by_id_size): New globals.
11076 (set_pass_for_id): New function.
11077 (get_pass_for_id): Likewise.
11078 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
11079 (execute_function_todo): Flush per function statistics.
11080 * toplev.c (compile_file): Init statistics.
11081 (general_init): Do early statistics initialization.
11082 (finalize): Finish statistics.
11083 * statistics.h (statistics_early_init): Declare.
11084 (statistics_init): Likewise.
11085 (statistics_fini): Likewise.
11086 (statistics_fini_pass): Likewise.
11087 (statistics_counter_event): Likewise.
11088 (statistics_histogram_event): Likewise.
11089 * statistics.c: New file.
11090 * Makefile.in (OBJS-common): Add statistics.o.
11091 (statistics.o): Add dependencies.
11092 * doc/invoke.texi (-fdump-statistics): Document.
11094 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
11095 (insert): Likewise.
11096 (execute_pre): Use statistics_counter_event.
11097 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
11098 (substitute_and_fold): Increment it. Use statistics_counter_event.
11100 2008-05-15 Diego Novillo <dnovillo@google.com>
11102 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
11104 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
11105 * tree-ssa-alias.c (new_type_alias): Remove references to
11106 sub-variables from comment.
11107 * tree-ssa-operands.c (swap_tree_operands): Likewise.
11109 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
11111 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
11112 attribute to 1 only for insertps alternative.
11114 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
11116 * config/bfin/bfin.md (loadbytes): New pattern.
11117 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
11118 (bfin_init_builtins): Initialize it.
11119 (bdesc_1arg): Add it.
11121 2008-05-15 Sa Liu <saliu@de.ibm.com>
11123 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
11124 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
11125 * testsuite/lib/target-supports.exp: Add
11126 check_effective_target_fortran_integer_16.
11128 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
11130 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
11131 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
11132 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
11133 (TARGET_RETURN_IN_MEMORY): Define.
11135 2008-05-15 Richard Guenther <rguenther@suse.de>
11137 PR middle-end/36244
11138 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
11139 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
11140 represent unmodifiable vars.
11142 2008-05-15 Richard Guenther <rguenther@suse.de>
11144 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
11145 INDIRECT_REF and TARGET_MEM_REF.
11146 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
11149 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
11150 H.J. Lu <hongjiu.lu@intel.com>
11152 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
11153 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
11154 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
11155 insn alternatives. Add missing alternatives.
11156 (*vec_concatv2di_rex64_sse4_1): Likewise.
11157 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
11158 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
11159 Require TARGET_SSE.
11161 2008-05-15 Richard Guenther <rguenther@suse.de>
11163 PR tree-optimization/36009
11164 PR tree-optimization/36204
11165 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
11166 (determine_invariantness_stmt): Record the loop a store is
11167 always executed in.
11168 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
11171 2008-05-15 Richard Guenther <rguenther@suse.de>
11173 PR tree-optimization/34330
11174 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
11175 through the pointer will alias the SMT.
11177 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
11179 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
11181 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
11183 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
11185 2008-05-14 Michael Meissner <michael.meissner@amd.com>
11186 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11188 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
11189 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
11190 (vashl_optab): New optab for vector/vector shifts.
11191 (vashr_optab): Ditto.
11192 (vlshr_optab): Ditto.
11193 (vrotl_optab): Ditto.
11194 (vrotr_optab): Ditto.
11195 (optab_subtype): New enum for optab_for_tree_code call.
11196 (optab_for_tree_code): Add enum optab_subtype argument.
11198 * optabs.c (optab_for_tree_code): Take an additional argument to
11199 distinguish between a vector shift by a scalar and vector shift by
11200 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
11201 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
11202 vector shift by a vector.
11203 (expand_widen_pattern_expr): Pass additional argument to
11204 optab_for_tree_code.
11206 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
11207 vrotl_optab, vrotr_optab.
11209 * expr.c (expand_expr_real_1): Update calls to
11210 optab_for_tree_code to distinguish between vector shifted by a
11211 scalar and vector shifted by a vector.
11212 * tree-vectorizer.c (supportable_widening_operation): Ditto.
11213 (supportable_narrowing_operation): Ditto.
11214 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
11215 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
11216 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
11217 (vect_create_epilog_for_reduction): Ditto.
11218 (vectorizable_reduction): Ditto.
11219 (vectorizable_operation): Ditto.
11220 (vect_strided_store_supported): Ditto.
11221 (vect_strided_load_supported): Ditto.
11222 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11223 * expmed.c (expand_shift): Ditto.
11225 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
11227 (ashr@var{m}3): Ditto.
11228 (vashl@var{m}3): Document new vector/vector shift standard name.
11229 (vashr@var{m}3): Ditto.
11230 (vlshr@var{m}3): Ditto.
11231 (vrotl@var{m}3): Ditto.
11232 (vrotr@var{m}3): Ditto.
11234 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
11235 (PPERM_INVERT): Ditto.
11236 (PPERM_REVERSE): Ditto.
11237 (PPERM_REV_INV): Ditto.
11238 (PPERM_ZERO): Ditto.
11239 (PPERM_ONES): Ditto.
11240 (PPERM_SIGN): Ditto.
11241 (PPERM_INV_SIGN): Ditto.
11242 (PPERM_SRC1): Ditto.
11243 (PPERM_SRC2): Ditto.
11245 * config/i386/sse.md (mulv2di3): Add SSE5 support.
11246 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
11247 allows a memory operand to be the value being added, and split it
11248 to improve vectorization.
11249 (sse5_pmacsdqh_mem): Ditto.
11250 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
11251 (sse5_mulv2div2di3_high): Ditto.
11252 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
11253 (vec_pack_trunc_v4si): Ditto.
11254 (vec_pack_trunc_v2di): Ditto.
11255 (sse5_pcmov_<mode>): Remove code that tried to use use
11256 andps/andnps instead of pcmov.
11257 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
11258 pmacsdqh instructions.
11259 (vec_widen_smult_lo_v4si): Ditto.
11261 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
11262 (PPERM_INVERT): Ditto.
11263 (PPERM_REVERSE): Ditto.
11264 (PPERM_REV_INV): Ditto.
11265 (PPERM_ZERO): Ditto.
11266 (PPERM_ONES): Ditto.
11267 (PPERM_SIGN): Ditto.
11268 (PPERM_INV_SIGN): Ditto.
11269 (PPERM_SRC1): Ditto.
11270 (PPERM_SRC2): Ditto.
11271 (ix86_expand_sse_movcc): Move the SSE5 test after the if
11273 (ix86_expand_int_vcond): If SSE5 generate all possible integer
11275 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
11276 says ignore whether the last reference is a memory operand.
11278 2008-05-14 Michael Meissner <michael.meissner@amd.com>
11279 Paolo Bonzini <bonzini at gnu dot org>
11281 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
11284 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
11285 (vlshr<mode>3): Rename from vlshr<mode>3.
11286 (vashr<mode>3): Rename from vashr<mode>3.
11287 (mulv4sf3): Change the names of vector shift patterns.
11291 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
11294 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
11319 * config/spu/spu.md (v): New iterator macro to add v for vector types.
11320 (floatunssidf2_internal): Change vector/vector shift names.
11321 (floatunsdidf2_internal): Ditto.
11328 (vashl<mode>3): Rename from ashl<mode>3.
11329 (vashr<mode>3): Rename from ashr<mode>3.
11330 (vlshr<mode>3): Rename from lshr<mode>3.
11331 (vrotl<mode>3): Rename from rotl<mode>3.
11333 2008-05-14 Michael Meissner <michael.meissner@amd.com>
11336 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
11337 multiply gives the wrong value when doing widening multiplies.
11338 (vec_widen_smult_lo_v4si): Ditto.
11340 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
11342 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
11343 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
11344 emit_library_call_value.
11345 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
11346 * tree.h (ECF_LIBCALL_BLOCK): Removed.
11347 * calls.c (initialize_argument_information, precompute_arguments,
11348 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
11349 (precompute_arguments): Removed flags parameter.
11350 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
11352 2008-05-14 Richard Guenther <rguenther@suse.de>
11354 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
11355 Make sure to register the store if the use is a PHI_NODE.
11357 2008-05-14 Olivier Hainque <hainque@adacore.com>
11359 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
11360 memory if the component is to be referenced in BLKmode according
11361 to get_inner_reference.
11363 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
11365 * calls.c (emit_library_call_value_1): Restore code clearing
11366 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
11368 2008-05-14 Olivier Hainque <hainque@adacore.com>
11369 Nicolas Roche <roche@adacore.com>
11371 * configure.ac: Add support for a "gcc_subdir" variable in
11372 config-lang.in, to denote a subdirectory where the language/GCC
11373 integration files are to be found.
11374 * configure: Regenerate.
11376 2008-05-14 Ira Rosen <irar@il.ibm.com>
11378 PR tree-optimization/36098
11379 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
11380 value for the first load in the group in case of a gap.
11381 (vect_build_slp_tree): Check that there are no gaps in loads.
11383 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
11385 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
11386 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
11387 expand_copysign_bit, ): Change call to emit_no_conflict_block to
11388 emit_insn and remove unneeded code to construct extra args.
11389 (emit_no_conflict_block): Removed.
11390 * optabls.h: (emit_no_conflict_block): Removed.
11391 * cse.c (cse_extended_basic_block): Remove search for
11392 REG_NO_CONFLICT note.
11393 * global.c: Removed incorrect comment added in revision 117.
11394 * expr.c (convert_move): Change call to emit_no_conflict_block to
11396 * recog.c: Change comments so that they do not mention
11398 * local_alloc.c (combine_regs): Removed last parameter.
11399 (no_conflict_p): Removed.
11400 (block_alloc): Removed note, no_conflict_combined_regno and set
11401 local vars. Removed all code to process REG_NO_CONFLICT blocks.
11402 (combine_regs): Removed already_dead and code to look for
11403 REG_NO_CONFLICT notes.
11404 * lower_subreg (remove_retval_note): Removed code to look for
11405 REG_NO_CONFLICT block.
11406 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
11407 (resolve_clobber): Remove code to process libcalls that have
11408 REG_NO_CONFLICT notes.
11409 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
11411 * combine.c (can_combine_p, distribute_notes): Removed
11412 REG_NO_CONFLICT case.
11413 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
11415 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
11416 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
11418 * reg-notes.def (NO_CONFLICT): Removed.
11420 2008-05-14 David S. Miller <davem@davemloft.net>
11422 * config/sparc/sparc.c (sparc_profile_hook): If
11423 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
11424 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
11425 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
11427 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
11429 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
11431 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
11434 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
11435 and op1 expansion before vector concat to have less live pseudos.
11437 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
11439 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
11440 ix86_expand_vector_set if supported.
11442 2008-05-13 Diego Novillo <dnovillo@google.com>
11443 Kenneth Zadeck <zadeck@naturalbridge.com>
11445 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
11447 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
11448 phinodes_print_statistics, init_ssanames, fini_ssanames,
11449 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
11450 release_ssa_name, release_defs, replace_ssa_name_symbol,
11451 ssanames_print_statistics): Move ...
11452 * tree-flow.h: ... here.
11453 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
11454 Use FN instead of cfun.
11455 (make_ssa_name_fn): Rename from make_ssa_name.
11456 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
11457 * tree-flow-inline.h (make_ssa_name): Move from
11458 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
11459 * omp-low.c (expand_omp_parallel):
11460 * tree-flow-inline.h (redirect_edge_var_map_result):
11461 * tree-ssa.c (init_tree_ssa): Add argument FN.
11462 Use it instead of cfun. Update all users.
11464 2008-05-13 Tom Tromey <tromey@redhat.com>
11466 PR preprocessor/22168:
11467 * doc/cpp.texi (Top): Update menu.
11468 (Alternatives to Wrapper #ifndef): New node.
11469 (Other Directives): Document deprecation.
11470 (Obsolete Features): Remove menu.
11471 (Assertions): Merge node into Obsolete Features.
11472 (Obsolete once-only headers): Move earlier; rename to Alternatives
11473 to Wrapper #ifndef.
11474 * doc/cppopts.texi: Update.
11475 * c.opt (Wdeprecated): Enable for C and ObjC.
11476 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
11477 (C++ Dialect Options): Move -Wno-deprecated from here to...
11478 (Warning Options): ... here.
11480 2008-05-13 Richard Guenther <rguenther@suse.de>
11482 PR middle-end/36227
11483 * fold-const.c (fold_sign_changed_comparison): Do not allow
11484 changes in pointer-ness.
11486 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
11489 * config/sh/sh.c (sh_expand_prologue): Don't clear
11490 RTX_FRAME_RELATED_P for push insns.
11492 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
11494 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
11496 2008-05-12 Anatoly Sokolov <aesok@post.ru>
11498 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
11499 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
11500 Use 'machine->is_leaf' instead of 'leaf_func_p'.
11502 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
11504 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
11505 (*vec_concatv4sf_sse): This.
11506 (*sse2_concatv2si): Renamed to ...
11507 (*vec_concatv2si_sse2): This.
11508 (*sse1_concatv2si): Renamed to ...
11509 (*vec_concatv2si_sse): This.
11510 (*vec_concatv2di_rex): Renamed to ...
11511 (*vec_concatv2di_rex64): This.
11512 (*vec_concatv2si_sse4_1): New.
11513 (*vec_concatv2di_rex64_sse4_1): Likewise.
11515 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
11517 PR rtl-optimization/36111
11518 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
11519 that was created for swappable operands.
11521 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
11524 * Makefile.in: Substitute GNATMAKE and GNATBIND.
11525 * configure.ac: Add call to ACX_PROG_GNAT.
11527 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
11529 * optc-gen.awk: Fix comment typo.
11531 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11533 * pretty-print.c (pp_integer_with_precision): Use
11534 HOST_LONG_LONG_FORMAT.
11536 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
11538 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
11540 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
11542 * config/i386/i386.c (bdesc_ptest): Removed.
11543 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
11544 (bdesc_args): Add __builtin_ia32_ptestz128,
11545 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
11546 (ix86_init_mmx_sse_builtins): Updated.
11547 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
11548 (ix86_expand_builtin): Updated.
11550 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
11552 * tree-cfg.c (valid_fixed_convert_types_p): New function.
11553 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
11555 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
11557 * value-prof.c (interesting_stringop_to_profile): Do not
11558 return early for BUILT_IN_MEMPCPY.
11560 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
11562 * calls.c (expand_call): Don't use callgraph to increase
11563 preferred_stack_boundary.
11565 * cgraph.h (cgraph_rtl_info): Use unsigned on
11566 preferred_incoming_stack_boundary.
11568 * final.c (rest_of_clean_state): Use unsigned on
11569 preferred_stack_boundary.
11571 2008-05-09 Tom Tromey <tromey@redhat.com>
11573 PR preprocessor/22231:
11574 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
11577 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
11579 PR tree-optimization/36129
11580 * tree-ssa-ccp.c: Include value-prof.h.
11581 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
11582 built-in function was folded to a constant.
11583 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
11585 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
11586 Sebastian Pop <sebastian.pop@amd.com>
11588 * tree-scalar-evolution.c: Document instantiate_scev.
11589 (instantiate_parameters_1): Renamed instantiate_scev_1.
11590 Don't use the same loop for instantiation_loop and evolution_loop.
11591 (instantiate_scev): New.
11592 (instantiate_parameters): Moved...
11593 (resolve_mixers): Update call to instantiate_scev_1 to pass the
11594 same loop twice. Maintains the semantics for this function.
11595 * tree-scalar-evolution.h (instantiate_scev): Declare.
11596 (instantiate_parameters): ...here. Now static inline.
11597 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
11598 instead of resolve_mixers.
11600 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11602 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
11604 2008-05-09 Tomas Bily <tbily@suse.cz>
11606 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
11607 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
11608 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11609 * c-common.c (c_common_truthvalue_conversion): Likewise.
11610 * tree-object-size.c (compute_object_offset): Likewise.
11611 * tree-inline.c (estimate_num_insns_1): Likewise.
11612 * varasm.c (const_hash_1, compare_constant, copy_constant)
11613 (compute_reloc_for_constant, output_addressed_constants)
11614 (initializer_constant_valid_p): Likewise.
11615 * c-omp.c (check_omp_for_incr_expr): Likewise.
11616 * gimplify.c (gimplify_expr): Likewise.
11617 * c-typeck.c (c_finish_return): Likewise.
11618 * tree-vectorizer.c (supportable_widening_operation)
11619 (supportable_narrowing_operation): Likewise.
11620 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
11621 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
11622 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11623 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
11624 (descr_info_loc): Likewise.
11625 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11626 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
11627 (fold_unary): Likewise.
11628 * builtins.c (get_pointer_alignment): Likewise.
11629 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
11630 (instantiate_parameters_1): Likewise.
11631 * tree.c (expr_align, stabilize_reference): Likewise.
11632 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
11633 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
11634 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
11635 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11636 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
11637 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
11639 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
11640 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
11641 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
11642 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
11643 (forward_propagate_comparison)
11644 (tree_ssa_forward_propagate_single_use_vars): Likewise.
11645 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
11646 * emit-rtl.c (component_ref_for_mem_expr)
11647 (set_mem_attributes_minus_bitpos): Likewise.
11648 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11649 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
11651 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
11652 (build_function_call, pointer_diff, build_compound_expr)
11653 (c_finish_return): Likewise.
11654 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
11655 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
11657 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
11658 * expr.c (is_aligning_offset): Likewise.
11659 * tree-ssa-alias.c (is_escape_site): Likewise.
11660 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
11661 (check_all_va_list_escapes): Likewise.
11662 * tree-ssa-loop-ivopts.c (determine_base_object)
11663 (determine_common_wider_type): Likewise.
11664 * dojump.c (do_jump): Likewise.
11665 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
11666 * tree-gimple.c (is_gimple_cast): Likewise.
11667 * fold-const.c (decode_field_reference, )
11668 (fold_sign_changed_comparison, fold_unary, fold_comparison)
11669 (fold_binary): Likewise.
11670 * tree-ssa-alias-warnings.c (find_alias_site_helper)
11671 (already_warned_in_frontend_p): Likewise.
11672 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
11673 * tree.c (really_constant_p, get_unwidened): Likewise.
11674 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
11675 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
11676 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
11678 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
11680 (CONVERT_EXPR_P): Define.
11681 (CASE_CONVERT): Define.
11683 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11685 PR middle-end/36117
11686 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
11687 (delete_unmarked_insns): When deleting a call, call
11688 delete_unreachable_blocks.
11689 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
11690 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
11692 2008-05-08 Richard Guenther <rguenther@suse.de>
11694 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
11695 (-ftree-salias): Likewise.
11696 (salias-max-implicit-fields): Remove param documentation.
11697 (salias-max-array-elements): Likewise.
11698 * tree-pass.h (pass_create_structure_vars): Remove.
11699 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
11700 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
11701 * tree-ssa-alias.c (create_structure_vars): Remove.
11702 (gate_structure_vars): Likewise.
11703 (pass_create_structure_vars): Likewise.
11704 (gate_build_alias): Likewise.
11705 (pass_build_alias): Adjust to run always and dump the function.
11706 * common.opt (ftree-salias): Hide.
11707 * passes.c (init_optimization_passes): Remove
11708 pass_create_structure_vars, adjust comment.
11709 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
11710 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
11711 * opts.c (decode_options): Do not set flag_tree_salias.
11712 (common_handle_option): Add OPT_ftree_salias to the backward
11713 compatibility section.
11715 2008-05-08 Richard Guenther <rguenther@suse.de>
11717 * tree-flow-inline.h (var_can_have_subvars): Move ...
11718 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
11719 * tree-flow.h (var_can_have_subvars): Remove.
11720 (push_fields_onto_fieldstack): Remove.
11721 (sort_fieldstack): Likewise.
11722 (struct fieldoff): Move ...
11723 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
11724 alias_set and base_for_components fields.
11725 (sort_fieldstack): Make static.
11726 (push_fields_onto_fieldstack): Likewise. Remove code that
11727 handles anything but RECORD_TYPEs. Remove alias_set and
11728 base_for_components handling.
11729 (create_variable_info_for): Adjust.
11731 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
11733 * common.opt (Wframe-larger-than=): Shorten the help message
11735 * doc/invoke.texi (Wframe-larger-than=): Add more description.
11737 2008-05-08 Rafael Espindola <espindola@google.com>
11739 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
11741 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
11742 trap and that both operands are gimple values.
11743 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
11744 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
11747 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
11749 * read-rtl.c (join_c_conditions): Return the first string if the
11750 two strings are equal.
11752 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
11754 * gensupport.h (pred_data): Add a "num_codes" field.
11755 (add_predicate_code): Declare.
11756 * gensupport.c (add_predicate_code): New function.
11757 (std_pred_table): Add an "allows_const_p" field.
11758 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
11759 Remove the (incomplete) list of such codes from the codes field.
11760 (init_predicate_table): Use add_predicate_code. Add all
11761 RTX_CONST_OBJs if allows_const_p is true.
11762 * genrecog.c (process_define_predicate): Use add_predicate_code.
11764 2008-05-08 David Daney <ddaney@avtrex.com>
11765 Richard Sandiford <rsandifo@nildram.co.uk>
11767 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
11768 special case of constant zero operands.
11769 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
11770 old and new values. Special case constant zero values.
11771 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
11773 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
11774 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
11776 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
11779 * simplify-rtx.c (simplify_plus_minus): Create CONST of
11780 similar RTX_CONST_OBJ before CONST_INT.
11782 2008-05-08 Steve Ellcey <sje@cup.hp.com>
11784 * stmt.c (expand_stack_restore): Change sa mode if needed.
11786 2008-05-08 Richard Guenther <rguenther@suse.de>
11788 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
11789 return type to bool.
11790 (ix86_sol10_return_in_memory): Likewise.
11791 (ix86_i386elf_return_in_memory): Likewise.
11792 (ix86_i386interix_return_in_memory): Likewise.
11793 * config/i386/i386.c (ix86_return_in_memory): Likewise.
11794 (ix86_sol10_return_in_memory): Likewise.
11795 (ix86_i386elf_return_in_memory): Likewise.
11796 (ix86_i386interix_return_in_memory): Likewise.
11798 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
11801 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
11803 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
11804 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
11807 2008-05-08 Richard Guenther <rguenther@suse.de>
11809 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
11810 * tree-data-ref.h (struct dr_alias): Remove subvars field.
11811 (DR_SUBVARS): Remove.
11812 * tree-dfa.c (dump_subvars_for): Remove.
11813 (debug_subvars_for): Likewise.
11814 (dump_variable): Do not dump subvars.
11815 (remove_referenced_var): Do not remove subvars.
11816 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
11817 (lookup_subvars_for_var): Remove.
11818 (get_subvars_for_var): Likewise.
11819 (get_subvars_at): Likewise.
11820 (get_first_overlapping_subvar): Likewise.
11821 (overlap_subvar): Likewise.
11822 * tree-flow.h (subvar_t): Remove.
11823 (struct var_ann_d): Remove subvars field.
11824 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
11825 argument. Remove special handling of SFTs.
11826 (compute_tag_properties): Likewise.
11827 (set_initial_properties): Likewise.
11828 (compute_call_clobbered): Likewise.
11829 (count_mem_refs): Likewise.
11830 (compute_memory_partitions): Likewise.
11831 (compute_flow_insensitive_aliasing): Likewise.
11832 (setup_pointers_and_addressables): Likewise.
11833 (new_type_alias): Likewise.
11834 (struct used_part): Remove.
11835 (used_portions): Likewise.
11836 (struct used_part_map): Likewise.
11837 (used_part_map_eq): Likewise.
11838 (used_part_map_hash): Likewise.
11839 (free_used_part_map): Likewise.
11840 (up_lookup): Likewise.
11841 (up_insert): Likewise.
11842 (get_or_create_used_part_for): Likewise.
11843 (create_sft): Likewise.
11844 (create_overlap_variables_for): Likewise.
11845 (find_used_portions): Likewise.
11846 (create_structure_vars): Likewise.
11847 * tree.def (STRUCT_FIELD_TAG): Remove.
11848 * tree.h (MTAG_P): Adjust.
11849 (struct tree_memory_tag): Remove base_for_components and
11850 unpartitionable flags.
11851 (struct tree_struct_field_tag): Remove.
11852 (SFT_PARENT_VAR): Likewise.
11853 (SFT_OFFSET): Likewise.
11854 (SFT_SIZE): Likewise.
11855 (SFT_NONADDRESSABLE_P): Likewise.
11856 (SFT_ALIAS_SET): Likewise.
11857 (SFT_UNPARTITIONABLE_P): Likewise.
11858 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
11859 (union tree_node): Remove sft field.
11860 * alias.c (get_alias_set): Remove special handling of SFTs.
11861 * print-tree.c (print_node): Remove handling of SFTs.
11862 * tree-dump.c (dequeue_and_dump): Likewise.
11863 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
11864 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
11865 * tree-predcom.c (set_alias_info): Do not set subvars.
11866 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
11867 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
11868 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
11869 (add_vars_for_offset): Remove.
11870 (add_virtual_operand): Remove special handling of SFTs.
11871 (add_call_clobber_ops): Likewise.
11872 (add_call_read_ops): Likewise.
11873 (get_asm_expr_operands): Likewise.
11874 (get_modify_stmt_operands): Likewise.
11875 (get_expr_operands): Likewise.
11876 (add_to_addressable_set): Likewise.
11877 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
11878 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11879 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
11880 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
11881 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
11882 (tree_node_structure): Likewise.
11883 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
11885 (find_what_p_points_to): Likewise.
11887 2008-05-08 Sa Liu <saliu@de.ibm.com>
11889 * config/spu/spu.md: Fixed subti3 pattern.
11891 2008-05-08 Richard Guenther <rguenther@suse.de>
11893 PR middle-end/36154
11894 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
11895 sure to create a representative for trailing arrays for PTA.
11897 2008-05-08 Richard Guenther <rguenther@suse.de>
11899 PR middle-end/36172
11900 * fold-const.c (operand_equal_p): Two objects which types
11901 differ in pointerness are not equal.
11903 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
11905 * calls.c (compute_argument_block_size): Add argument tree fndecl.
11906 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
11907 (emit_library_call_value_1): Add new variable fndecl initialized by
11908 NULL_TREE. It should be the decl type of orgfun, but this information
11909 seems not to be available here, so it uses the default calling abi.
11910 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
11911 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
11912 by TARGET_RETURN_IN_MEMORY.
11913 * config/i386/i386-interix.h: Likewise.
11914 * config/i386/i386.h: Likewise.
11915 * config/i386/i386elf.h: Likewise.
11916 * config/i386/ptx4-i.h: Likewise.
11917 * config/i386/sol2-10.h: Likewise.
11918 * config/i386/sysv4.h: Likewise.
11919 * config/i386/vx-common.h: Likewise.
11920 * config/cris/cris.h: Removed #if 0 clause.
11921 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
11922 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
11924 (ix86_sol10_return_in_memory): Likewise.
11925 (ix86_i386elf_return_in_memory): New.
11926 (ix86_i386interix_return_in_memory): New.
11927 * config/mt/mt-protos.h (mt_return_in_memory): New.
11928 * config/mt/mt.c: Likewise.
11929 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
11930 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
11931 * config/bfin/bfin.h: Likewise.
11932 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
11934 * config/bfin/bfin.c: Likewise.
11935 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
11936 * config/alpha/unicosmk.h: Likewise.
11937 * config/i386/cygming.h: Likewise.
11938 * config/iq2000/iq2000.h: Likewise.
11939 * config/mips/mips.h: Likewise.
11940 * config/mn10300/mn10300.h: Likewise.
11941 * config/rs6000/rs6000.h: Likewise.
11942 * config/score/score.h: Likewise.
11943 * config/spu/spu.h: Likewise.
11944 * config/v850/v850.h: Likewise.
11945 * defaults.h: Likewise.
11946 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
11947 * expr.c (emit_block_move): Adjust use of
11948 OUTGOING_REG_PARM_STACK_SPACE.
11949 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
11950 OUTGOING_REG_PARM_STACK_SPACE.
11951 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
11953 2008-05-08 Jakub Jelinek <jakub@redhat.com>
11955 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
11956 on OMP_RETURN for OMP_FOR.
11959 * dwarf2out.c (dw_expand_expr, common_check): Removed.
11960 (fortran_common): New function.
11961 (gen_variable_die): Call fortran_common instead of common_check,
11962 adjust for it returning tree instead of rtx. Formatting.
11964 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
11968 * see.c (see_copy_insn): Copy new pure const attributes for new call.
11969 * c-decl.c (merge_decls): Ditto.
11970 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
11971 to RTL_CONST_OR_PURE_CALL_P.
11972 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
11973 Initialized DECL_LOOPING_CONST_PURE.
11974 (process_call_operands): Set tree_side_effects properly.
11975 * tree.h (TREE_READONLY_DECL_P): Removed.
11976 (DECL_IS_PURE): Renamed to DECL_PURE_P.
11977 (DECL_LOOPING_OR_CONST_P): New macro.
11978 (struct tree_function_decl): Added looping_const_or_pure_p.
11979 (ECF_*) Renumbered.
11980 (ECF_LOOPING_OR_CONST_P): New macro.
11981 * rtlanal.c (pure_const_p): Removed.
11982 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
11983 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
11984 to RTL_CONST_CALL_P.
11985 * ipa-pure-const.c (pure_const_state_e): Added looping field.
11986 (check_decl, check_tree, check_call, scan_function): Initialize
11988 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
11989 (static_execute): Set looping true for recursive functions.
11990 Undo setting state to IPA_NEITHER for recursive functions.
11991 * cse.c (cse_insn):
11992 * ifcvt.c (noce_can_store_speculate_p): Changed
11993 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
11994 RTL_CONST_OR_PURE_CALL_P.
11995 * dse.c (scan_insn): Ditto.
11996 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
11997 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
11998 RTL_CONST_OR_PURE_CALL_P.
11999 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
12000 pure_call_p to RTL_CONST_CALL_P.
12001 * gimplify.c (gimplify_call_expr): Clear side effects for
12002 non-looping pure and constant calls.
12003 * calls.c (emit_call_1): Set rtl flags from ecf flags.
12004 (flags_from_decl_or_type): Set ecf flags from decl flags.
12005 (initialize_argument_information): Turn off
12006 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
12007 Change const to pure if callee_copies is true rather than just
12009 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
12010 way of marking pure calls.
12011 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
12012 Remove hack that was supposed to fix pr7335 and remove old
12013 way of marking pure calls.
12014 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
12015 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
12016 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
12017 RTL_CONST_OR_PURE_CALL_P.
12018 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
12019 * loop-invariant.c (find_exits, find_invariant_bb): Changed
12020 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
12021 * sched-deps.c (schedule_analyze): Ditto.
12022 * rtl.h (struct rtx_def): Use call field, unchanging field, and
12023 return_val field of calls to represent pure and const function info.
12024 (CONST_OR_PURE_CALL_P): Deleted macro.
12025 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12026 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
12027 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
12029 * tree-optimize.c (execute_fixup_cfg): Added test for
12030 ECF_LOOPING_CONST_OR_PURE.
12031 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
12033 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
12034 effects for looping pure or const calls.
12035 (verify_gimple_expr): Added verification code.
12036 * config/alpha/alpha.c (alpha_legitimize_address,
12037 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
12039 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
12040 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
12041 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
12042 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
12043 RTL_CONST_OR_PURE_CALL_P.
12044 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
12045 and const calls to be deleted.
12047 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
12050 * config/i386/mmx.md (mmx_subv2sf3): New expander.
12051 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
12052 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
12053 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12054 to handle nonimmediate operands.
12055 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
12056 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
12057 to handle nonimmediate operands.
12058 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
12059 (mmx_pmulhrwv4hi3): New expander. Use
12060 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12061 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
12062 (sse2_umulv1siv1di3): New expander. Use
12063 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12064 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
12065 (mmx_eq<mode>3): New expander. Use
12066 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12067 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
12068 (mmx_uavgv8qi3): New expander. Use
12069 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12070 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
12071 (mmx_uavgv4hi3): New expander. Use
12072 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12074 * config/i386/sse.md
12075 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
12076 to handle nonimmediate operands.
12077 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
12078 to handle nonimmediate operands.
12079 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
12080 to handle nonimmediate operands.
12081 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
12082 to handle nonimmediate operands.
12083 (sse2_unpckhpd_exp): New expander. Use
12084 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12085 (sse2_unpcklpd_exp): New expander. Use
12086 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12087 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
12088 to handle nonimmediate operands.
12089 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
12090 to handle nonimmediate operands.
12091 (*sse2_<plusminus_insn><mode>3): Rename from
12092 sse2_<plusminus_insn><mode>3 insn pattern.
12093 (sse2_<plusminus_insn><mode>3): New expander. Use
12094 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12095 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
12096 (sse2_umulv2siv2di3): New expander. Use
12097 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12098 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
12099 (sse4_1_mulv2siv2di3): New expander. Use
12100 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12101 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
12102 (sse2_pmaddwd): New expander. Use
12103 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12104 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
12105 (sse2_eq<mode>3): New expander. Use
12106 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12107 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
12108 (sse4_1_eqv2di3): New expander. Use
12109 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12110 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
12111 (sse2_uavgv16qi3): New expander. Use
12112 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12113 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
12114 (sse2_uavgv16qi3): New expander. Use
12115 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12116 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
12117 (sse2_uavgv8hi3): New expander. Use
12118 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12119 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
12120 (ssse3_pmulhrswv8hi3): New expander. Use
12121 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12122 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
12123 (ssse3_pmulhrswv4hi3): New expander. Use
12124 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12126 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
12127 (<sse>_vmmul<mode>3): Ditto.
12128 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
12130 (ssse3_pmaddubsw128): Use register_operand for operand 1.
12131 (ssse3_pmaddubsw): Ditto.
12133 * config/i386/i386.c (struct_builtin_description)
12134 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
12135 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
12136 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
12137 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
12138 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
12139 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
12140 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
12141 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
12142 (ix86_fixup_binary_operands): Assert that src1
12143 and src2 must have the same mode when swapped.
12144 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
12145 and ix86_binary_operator_ok. Do not force operands in registers
12148 2008-05-07 Jan Hubicka <jh@suse.cz>
12150 * cgraph.c (dump_cgraph_node): Update.
12151 * cgraph.h (cgraph_local_info): Break out inline summary.
12152 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
12154 * ipa-inline (inline_summary): New accestor function.
12155 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
12156 cgraph_decide_inlining, compute_inline_parameters): Update.
12157 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
12159 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12161 Cleanup ColdFire scheduling support and add V4 pipeline model.
12163 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
12164 (define_attr cpu): Add cfv4 value.
12165 (define_attr type, define_attr type1): Merge into a single 'type'
12166 attribute. Update all uses.
12167 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
12168 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
12170 (define_attr opx_mem, define_attr opy_mem): Remove.
12171 (define_attr op_mem): Clean up, update comment.
12172 (define_attr size): Use specific values instead of general int.
12173 (define_attr guess, define_attr split): Remove. Update all uses.
12174 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
12175 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
12176 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
12177 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
12178 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
12179 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
12180 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
12181 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
12182 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
12183 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
12184 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
12185 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
12186 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
12187 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
12188 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
12189 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
12190 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
12191 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
12192 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
12193 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
12194 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
12195 Update or set attributes.
12196 (stack_tie): New fake instruction.
12198 * config/m68k/m68k.h (TUNE_CFV4): New macro.
12199 (m68k_sched_attr_size): Update declaration.
12200 (m68k_sched_attr_type2): Remove.
12201 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
12202 Declare new bypass predicates.
12204 * config/m68k/m68k.c (m68k_sched_issue_rate,
12205 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
12207 (TARGET_SCHED_ISSUE_RATE,
12208 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
12209 (override_options): Handle scheduling for ColdFire V4 core.
12210 (m68k_expand_prologue): Emit stack_tie.
12211 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
12212 'OP_TYPE_FPN'. Update all uses.
12213 (sched_guess_p): Remove.
12214 (sched_address_type): Handle symbolic addresses.
12215 (sched_get_operand): New static function.
12216 (sched_operand_type): Merge into sched_attr_op_type.
12217 (sched_attr_op_type): Handle FP registers, handle quick constants,
12219 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
12220 (m68k_sched_attr_size): Update. Move logic to ...
12221 (sched_get_attr_size_int): New static function.
12222 (sched_get_opxy_mem_type): New static function.
12223 (m68k_sched_attr_op_mem): Update.
12224 (m68k_sched_attr_type2): Remove.
12225 (sched_cfv4_bypass_data): New static variable.
12226 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
12227 (m68k_sched_issue_rate): Implement scheduler hook.
12228 (struct _sched_ib: enabled_p): New field.
12229 (m68k_sched_variable_issue): Update. Handle V4.
12230 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
12231 sched_dump_class_func_t, sched_dump_split_class,
12232 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
12233 sched_dump_dfa_class, m68k_sched_dump): Remove.
12234 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
12236 (m68k_sched_init_global): Remove statisctics dumping, introduce
12237 sanity check that all instructions have pipeline reservations. Handle
12239 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
12240 Handle ColdFire V4 core.
12241 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
12242 New static functions.
12243 (m68k_sched_address_bypass_p): New bypass predicate.
12244 (sched_get_indexed_address_scale): New static function.
12245 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
12247 * cf.md: Update comments.
12248 (define_attr type2): Remove. Use 'type' attribute instead.
12250 (cf_ib): Rename to cfv123_ib. Update all uses.
12251 (cf_oep): Rename to cfv123_oep. Update all uses.
12252 (cf_chr): Rename to cfv123_chr. Update all uses.
12253 (cf_mem): Rename to cfv123_mem. Update all uses.
12254 (cf_mac): Move to more appropriate place.
12255 (cfv123_guess): New automaton and cpu_unit.
12256 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
12257 Update uses of 'size' attribute. Handle before reload scheduling.
12258 (cfv123_guess): New dummy reservation for unhandled instructions.
12259 (cfv4_*): Pipeline description of ColdFire V4 core.
12260 (ignore): New reservation to handle 'ignore' type.
12262 2008-05-07 Ian Lance Taylor <iant@google.com>
12264 PR middle-end/36013
12265 * gimplify.c (find_single_pointer_decl_1): Don't look through
12267 (find_single_pointer_decl): Adjust comments.
12269 2008-05-07 Jakub Jelinek <jakub@redhat.com>
12271 PR middle-end/36137
12272 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
12273 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
12275 PR middle-end/36106
12276 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
12277 integral type rather than floating point, then VIEW_CONVERT_EXPR
12278 to the floating point type.
12280 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
12282 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
12283 TFmode op0 to register.
12285 2008-05-07 Alan Modra <amodra@bigpond.net.au>
12287 * c-decl.c (grokdeclarator): Comment typo.
12289 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
12291 * tree-flow.h: Remove prototype for computed_goto_p.
12292 * tree-cfg.c (computed_goto_p): Make static.
12294 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
12297 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
12298 (contains_aligned_value_p): This. Handle _Decimal128.
12299 (ix86_function_arg_boundary): Only align _Decimal128 to its
12300 natural boundary and handle it properly.
12302 2008-05-06 Martin Jambor <mjambor@suse.cz>
12304 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
12305 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
12306 (ipcp_method_set_orig_node): Removed.
12307 (ipcp_cval_get_cvalue_type): Removed.
12308 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
12309 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
12310 (ipcp_cval_set_cvalue_type): Removed.
12311 (ipcp_cval_get_cvalue): Removed.
12312 (ipcp_cval_set_cvalue): Removed.
12313 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
12314 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
12315 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
12316 (ipcp_cval_meet): Renamed to ipa_lattice_meet
12317 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
12318 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
12319 (ipcp_get_ith_lattice): Changed parameters.
12320 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
12321 (ipcp_lattice_from_jfunc): Changed parameters.
12322 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
12323 (ipcp_method_cval_print): Added temporary variable info.
12324 (ipcp_redirect): Removed already unused local variable caller.
12325 (ipcp_redirect): New temporary variable orig_callee_info
12326 (ipcp_redirect): Removed newly unused local variable callee.
12327 (ipcp_redirect): Removed (a bit confusing) local variable type.
12328 (ipcp_insert_stage): Added local variable info.
12329 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
12331 (ipcp_formal_create): Removed.
12332 (ipcp_method_cval_set): Removed.
12333 (ipcp_propagate_stage): Renamed lattice variables.
12334 (ipcp_method_cval_set_cvalue_type): Removed.
12335 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
12336 (ipcp_print_all_lattices): Changed printed strings to refer to
12337 lattices rather than cvals.
12338 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
12339 (ipcp_propagate_const): Changed formal parameters.
12340 (build_const_val): Changed formal parameters.
12341 (ipcp_insert_stage): Removed useless variable cvalue
12342 (build_const_val): Changed formal parameters.
12343 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
12344 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
12345 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
12346 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
12347 (ipcp_print_func_profile_counts): Changed string from "method" to
12349 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
12350 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
12351 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
12352 (ipcp_structures_print): Renamed to ipcp_print_all_structures
12353 (ipcp_profile_print): Renamed to ipcp_print_profile_data
12354 (ipcp_lat_is_const): Changed parameters and made inline.
12355 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
12356 (ipcp_redirect): Renamed to ipcp_need_redirect_p
12357 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
12358 the predicate condition directly
12359 (ipcp_propagate_stage): Added local variable args. Removed local
12360 variable callee. (Both are mere code simplifications.)
12361 (ipcp_method_dont_insert_const): Renamed to
12362 ipcp_node_not_modifiable_p.
12363 (ipcp_node_not_modifiable_p): Made inline.
12364 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
12365 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
12366 (ipcp_print_all_lattices): Removed variable cvalue
12367 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
12370 2008-05-06 Olivier Hainque <hainque@adacore.com>
12372 * tree-sra.c (try_instantiate_multiple_fields): Early return
12373 if field has POINTER_TYPE.
12375 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
12377 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
12378 by using 'q' specifier for instruction.
12379 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
12381 2008-05-06 Anatoly Sokolov <aesok@post.ru>
12383 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
12384 Change mode of zero_extract from QImode to HImode.
12385 (sign bit tests peepholes): (Ditto.).
12387 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
12389 * config/i386/mmx.md: Remove double backslashes from asm templates.
12390 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
12391 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12392 to handle nonimmediate operands.
12393 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
12394 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12395 to handle nonimmediate operands.
12396 (*mmx_<code>v2sf3_finite): New insn pattern.
12397 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
12398 (mmx_<code>v2sf3): New expander. Use
12399 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12400 (mmx_<plusminus_insn><mode>3): New expander. Use
12401 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12402 (*mmx_<plusminus_insn><mode>3): New insn pattern.
12403 (mmx_add<mode>3): Removed.
12404 (mmx_ssadd<mode>3): Ditto.
12405 (mmx_usadd<mode>3): Ditto.
12406 (mmx_sub<mode>3): Ditto.
12407 (mmx_sssub<mode>3): Ditto.
12408 (mmx_ussub<mode>3): Ditto.
12409 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
12410 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
12411 to handle nonimmediate operands.
12412 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
12414 (mmx_smulv4hi3_highpart): New expander. Use
12415 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12416 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
12418 (mmx_umulv4hi3_highpart): New expander. Use
12419 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12420 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
12421 (mmx_<code>v4hi3): New expander. Use
12422 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12423 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
12424 (mmx_<code>v8qi3): New expander. Use
12425 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12426 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
12427 (mmx_<code><mode>3): New expander. Use
12428 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12430 2008-05-05 Jan Hubicka <jh@suse.cz>
12432 PR tree-optimization/36118
12433 * passes.c (pass_init_dump_file): Fix dump header.
12435 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12437 PR middle-end/36141
12438 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
12439 VCE for function decls.
12441 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
12443 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
12445 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
12447 * config/i386/i386.md (sat_plusminus): New.
12448 (plusminus_insn): Likewise.
12449 (plusminus_mnemonic): Likewise.
12451 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
12452 (*<addsub><mode>3_cc_overflow): Renamed to ...
12453 (*<plusminus_insn><mode>3_cc_overflow): This.
12454 (*<addsub>si3_zext_cc_overflow): Renamed to ...
12455 (*<plusminus_insn>si3_zext_cc_overflow): This.
12457 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
12458 (<plusminus_insn><mode>3): This.
12459 (*<addsub><mode>3): Renamed to ...
12460 (*<plusminus_insn><mode>3): This.
12461 (<sse>_vm<addsub><mode>3): Renamed to ...
12462 (<sse>_vm<plusminus_insn><mode>3): This.
12463 (sse3_h<addsub>v4sf3): Renamed to ...
12464 (sse3_h<plusminus_insn>v4sf3): This.
12465 (sse3_h<addsub>v2df3): Renamed to ...
12466 (sse3_h<plusminus_insn>v2df3): This.
12467 (<plusminus_insn><mode>3): New.
12468 (*<plusminus_insn><mode>3): Likewise.
12469 (sse2_<plusminus_insn><mode>3): Likewise.
12470 (add<mode>): Removed.
12471 (*add<mode>3): Likewise.
12472 (sse2_ssadd<mode>3): Likewise.
12473 (sse2_usadd<mode>3): Likewise.
12474 (sub<mode>3): Likewise.
12475 (*sub<mode>3): Likewise.
12476 (sse2_sssub<mode>3): Likewise.
12477 (sse2_ussub<mode>3): Likewise.
12479 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
12481 * gthr-single.h: Add in required interface elements as per gthr.h.
12482 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
12483 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
12484 Generalize UNUSED macro.
12485 (__gthread_once): Add.
12486 (__gthread_key_create): Add.
12487 (__gthread_key_delete): Add.
12488 (__gthread_getspecific): Add.
12489 (__gthread_setspecific): Add.
12491 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
12493 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
12494 the same size types for the indirect reference on the rhs, then
12497 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
12499 * config/i386/i386.md
12500 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
12501 one insn template instead of template series.
12502 (*xordi_1_rex64): Ditto.
12503 (*xordi_2_rex64): Ditto.
12505 2008-05-05 Ira Rosen <irar@il.ibm.com>
12507 PR tree-optimization/36119
12508 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
12511 2008-06-04 Jan Hubicka <jh@suse.cz>
12513 tree-optimization/36100
12514 * tree-pass.h (pass_O0_always_inline): Declare.
12515 * ipa-inline.c (inline_transform): Remove dead code.
12516 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12517 pass_O0_always_inline): New.
12518 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
12520 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
12522 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
12523 mnemonic in this_param move for TARGET_64BIT.
12525 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
12527 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
12528 (*strmovsi_rex_1): Ditto.
12529 (*strsetsi_1): Ditto.
12530 (*strsetsi_rex_1): Ditto.
12532 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
12533 adddicc expanders using SWI mode iterator.
12535 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
12538 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
12541 2008-05-04 David S. Miller <davem@davemloft.net>
12543 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
12544 (sparc*-*-linux*): Use linux.h in tm_file.
12545 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
12546 compiler defaulting to 32-bit.
12547 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
12549 * config/sparc/linux.h: Remove definitions now obtained
12550 properly from linux.h
12551 * config/sparc/linux64.h: Likewise.
12552 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
12553 don't want this setting for 32-bit builds in a biarch compiler.
12554 * doc/install.texi: Add sparc-linux to list of targets
12555 supporting --enable-targets=all.
12557 2008-05-03 Andrew Pinski <pinskia@gmail.com>
12559 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
12561 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
12563 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
12564 after V4SI_FTYPE_V8HI.
12565 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
12566 case V4SI_FTYPE_V2DF.
12568 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
12570 * doc/invoke.texi (max-flow-memory-locations): Removed.
12571 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
12573 2008-05-03 Richard Guenther <rguenther@suse.de>
12575 PR middle-end/34973
12576 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
12578 2008-05-02 David S. Miller <davem@davemloft.net>
12580 * config.gcc (need_64bit_hwint): Document libcpp dependency.
12582 2008-05-02 Simon Baldwin <simonb@google.com>
12585 * c-common.h (warn_array_subscript_range): Removed.
12586 * c-common.c (warn_array_subscript_range): Ditto.
12587 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
12588 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
12590 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
12592 * config/i386/i386.c (ix86_special_builtin_type): New.
12593 (bdesc_special_args): Likewise.
12594 (ix86_expand_special_args_builtin): Likewise.
12595 (ix86_init_mmx_sse_builtins): Updated.
12596 (ix86_expand_builtin): Updated.
12597 (ix86_expand_store_builtin): Removed.
12598 (ix86_expand_unop_builtin): Likewise.
12600 * config/i386/mm3dnow.h (__v2sf): Moved to ...
12601 * config/i386/mmintrin.h (__v2sf): Here.
12603 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
12605 (_mm_loadl_pi): Likewise.
12606 (_mm_storeh_pi): Replace __v2si with __v2sf.
12607 (_mm_storel_pi): Likewise.
12609 * doc/extend.texi: Correct __builtin_ia32_loadhps,
12610 __builtin_ia32_loadlps, __builtin_ia32_storehps,
12611 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
12612 __builtin_ia32_loadlpd.
12614 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
12616 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
12617 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
12618 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
12619 (ix86_init_mmx_sse_builtins): Updated.
12620 (ix86_expand_args_builtin): Likewise.
12621 (ix86_expand_builtin): Likewise.
12622 (ix86_expand_unop1_builtin): Renamed to ...
12623 (ix86_expand_unop_vec_merge_builtin): This.
12625 2008-05-01 Jan Hubicka <jh@suse.cz>
12628 * ipa-inline.c (inline_generate_summary): Make static.
12629 (inline_transform): Do not call inlining at -O0; make static.
12630 * passes.c (execute_todo): Add sanity check.
12631 (execute_one_ipa_transform_pass): Execute proper flags.
12633 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
12635 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
12636 (DECL_NONADDRESSABLE_P): Likewise.
12637 * alias.c (record_component_aliases): Fix comment.
12639 2008-05-01 Simon Baldwin <simonb@google.com>
12641 * c-common.h (warn_array_subscript_range): New function.
12642 * c-common.c (warn_array_subscript_range): Ditto.
12643 * tree-vrp.c (check_array_ref): Corrected code to agree with
12644 comment, ignoring only arrays of size 0 or size 1.
12645 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
12647 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12649 * config/i386/i386.c (ix86_builtin_type): Replace
12650 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
12651 (bdesc_args): Updated.
12652 (ix86_init_mmx_sse_builtins): Likewise.
12653 (ix86_expand_args_builtin): Likewise.
12655 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
12658 * doc/extend.texi: Correct __builtin_ia32_palignr.
12660 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12663 * config/i386/i386.c (bdesc_crc32): Removed.
12664 (ix86_expand_crc32): Likewise.
12665 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
12666 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
12667 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
12668 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
12669 UINT_FTYPE_UINT_UCHAR.
12670 (bdesc_args): Updated. Add crc32 builtins.
12671 (ix86_init_mmx_sse_builtins): Updated.
12672 (ix86_expand_args_builtin): Updated to support subreg.
12674 * doc/extend.texi: Correct __builtin_ia32_crc32di.
12676 2008-05-01 Jan Hubicka <jh@suse.cz>
12678 * tree-pass.h (opt_pass): Add IPA_PASS.
12679 (varpool_node, cgraph_node): Forward declare.
12680 (ipa_opt_pass): Define.
12681 (pass_ipa_inline): Turn into ipa_opt_pass.
12682 (pass_apply_inline): Remove.
12683 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
12684 (apply_inline): Turn into ....
12685 (inline_transform): ... this one.
12686 (inline_generate_summary): New function.
12687 (pass_apply_inline): Remove.
12688 * function.h (ipa_opt_pass): Forward declare structure; typedef;
12690 (struct function): Add ipa_transforms_to_apply.
12691 * passes.c (register_one_dump_file): Work on IPA_PASS.
12692 (init_optimization_passes): Remove pass_inline_parameters and
12694 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
12695 (execute_one_pass) ... here; apply transforms when possible.
12696 (add_ipa_transform_pass, execute_ipa_summary_asses,
12697 execute_one_ipa_transform_pass): New.
12698 (execute_ipa_pass_list): Update for IPA_PASS type.
12700 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12702 * config/i386/i386.c (ix86_builtin_type): Add
12703 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
12704 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
12705 (bdesc_args): Add SSE4a builtins.
12706 (ix86_init_mmx_sse_builtins): Updated.
12707 (ix86_expand_args_builtin): Likewise.
12708 (ix86_expand_builtin): Likewise.
12710 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12712 * config/i386/i386.c (ix86_builtin_type): Add
12713 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
12714 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
12715 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
12716 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
12717 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
12718 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
12719 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
12720 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
12721 and DI_FTYPE_DI_DI_INT.
12722 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
12723 (ix86_init_mmx_sse_builtins): Updated.
12724 (ix86_expand_args_builtin): Likewise.
12725 (ix86_expand_builtin): Likewise.
12726 (ix86_expand_binop_imm_builtin): Removed.
12728 * doc/extend.texi: Correct __builtin_ia32_palignr128.
12730 2008-04-30 Richard Guenther <rguenther@suse.de>
12732 PR tree-optimization/32921
12733 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
12735 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
12737 * config/arm/arm.c (arm_unwind_emit): Use
12738 crtl->all_throwers_are_sibcalls instead of
12739 cfun->all_throwers_are_sibcalls.
12740 (arm_output_fn_unwind): Likewise.
12741 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
12742 instead of cfun->uses_pic_offset_table.
12743 (frv_expand_prologue): Likewise.
12744 (frv_frame_pointer_required): Likewise.
12745 (frv_expand_fdpic_call): Likewise.
12746 (frv_emit_movsi): Likewise.
12747 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
12748 cfun->returns_pcc_struct instead of
12749 current_function_returns_pcc_struct.
12750 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
12751 instead of cfun->calls_eh_return.
12752 (m32c_pushm_popm): Likewise.
12753 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
12754 "extern" declaration.
12756 2008-04-30 Richard Guenther <rguenther@suse.de>
12758 PR tree-optimization/21636
12759 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
12761 (evaluate_stmt): Print the likely value.
12762 (ccp_visit_stmt): Avoid excessive vertical spacing.
12764 2008-04-30 Rafael Espindola <espindola@google.com>
12766 * builtins.c (fold_call_expr): Return realret.
12767 * tree-ssa-threadedge.c
12768 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
12769 __builtin_object_size.
12771 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
12773 * gcc.c (wrapper_string): New variable.
12774 (insert_wrapper): New function.
12775 (execute): New option -wrapper.
12776 * doc/invoke.texi (Overall Options): New driver option -wrapper.
12778 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
12780 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
12781 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
12782 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
12784 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
12785 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
12786 config/rs6000/e500crtres64gprctr.asm,
12787 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
12788 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
12789 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
12790 config/rs6000/e500crtsav64gprctr.asm,
12791 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
12792 config/rs6000/e500crtsavg64gprctr.asm: New files.
12793 * config/rs6000/t-ppccomm: Add build rules for new files.
12794 (LIB2FUNCS_STATIC_EXTRA): Add new files.
12795 * config/rs6000/t-netbsd: Add build rules for new files.
12796 (LIB2FUNCS_STATIC_EXTRA): New variable.
12797 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
12798 (CRTSAVRES_DEFAULT_SPEC): Likewise.
12799 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
12801 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
12803 * config/i386/i386.c (ix86_builtin_type): Add
12804 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
12805 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
12806 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
12807 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
12808 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
12809 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
12810 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
12811 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
12812 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
12813 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
12814 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
12815 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
12816 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
12817 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
12818 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
12819 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
12820 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
12821 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
12822 V1DI_FTYPE_V2SI_V2SI.
12823 (bdesc_2arg): Moved to ...
12824 (bdesc_args): Here.
12825 (ix86_init_mmx_sse_builtins): Updated.
12826 (ix86_expand_args_builtin): Updated. Take a pointer
12827 to const struct builtin_description. Handle comparison
12829 (ix86_expand_sse_compare): Take a new argument for swapping operands.
12830 (ix86_expand_builtin): Updated.
12832 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
12833 (ssse3_pmaddubsw128): This.
12834 (ssse3_pmaddubswv4hi3): Renamed to ...
12835 (ssse3_pmaddubsw): This.
12837 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
12838 (__builtin_ia32_packssdw128): Likewise.
12839 (__builtin_ia32_packuswb128): Likewise.
12840 (__builtin_ia32_pmaddubsw): Likewise.
12841 (__builtin_ia32_pmaddubsw128): Likewise.
12843 2008-04-30 Richard Guenther <rguenther@suse.de>
12845 PR tree-optimization/14847
12846 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
12847 (recognize_bits_test): Use it.
12848 (recognize_single_bit_test): Likewise.
12850 2008-04-30 Martin Jambor <mjambor@suse.cz>
12852 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
12853 instead of setting number of formal parameters to zero.
12854 (ipcp_init_stage): Do not set the number of actual parameters to zero
12856 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
12857 which are called with variable number of arguments.
12858 (ipcp_insert_stage): Explicitely skipping all nodes which are
12859 called with variable number of arguments.
12860 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
12861 number of parameters.
12863 * ipa-prop.h (struct ipa_node_params): Added flag
12864 called_with_var_arguments
12865 (ipa_set_param_count): Added. Changed sole setter to use it.
12866 (ipa_get_param_count): Added. All readers of param_count
12867 converted to use it instead.
12868 (ipa_set_called_with_variable_arg): Added.
12869 (ipa_is_called_with_var_arguments): Added.
12870 (ipa_get_ith_param): Added. All readers of param_decls converted
12872 (ipa_set_cs_argument_count): Added, sole writer to argument_count
12874 (ipa_get_cs_argument_count): Added, all readers of argument_count
12876 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
12879 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
12880 (struct ipcp_lattice): Renamed cval_type to type
12881 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
12883 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
12884 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
12885 (ipcp_insert_stage): Changed the type of variable cvalue to tree
12886 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
12887 (build_const_val): Changed the type of parameter cvalue to tree
12888 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
12889 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
12891 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
12894 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
12895 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
12896 (ipa_add_method): Renamed to ipa_push_func_to_list
12897 (ipa_remove_method): Renamed to ipa_pop_func_from_list
12898 (ipa_callsite_param_count): Removed.
12899 (ipa_callsite_param_count_set): Removed.
12900 (ipa_callsite_param): Removed.
12901 (ipa_callsite_callee): Removed.
12902 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
12903 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
12904 (ipa_method_formal_count): Removed.
12905 (ipa_method_formal_count_set): Removed.
12906 (ipa_method_get_tree): Removed.
12907 (ipa_method_tree_map_create): Removed.
12908 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
12909 (ipa_create_param_decls_array): Creates the array itself
12910 (ipa_create_param_decls_array): Temporary variable info instead of
12911 a few dereferences.
12912 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
12913 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
12914 (get_type): Removed.
12915 (ipa_jf_get_info_type): Removed.
12916 (ipa_node_create): Renamed to ipa_create_node_params
12917 (ipa_free): Renamed to ipa_free_all_node_params
12918 (ipa_nodes_create): Renamed to ipa_create_all_node_params
12919 (ipa_edges_create): Renamed to ipa_create_all_edge_args
12920 (ipa_edges_free): Renamed to ipa_free_all_edge_args
12921 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
12922 (ipa_free_all_node_params): Deallocation to jump_functions moved to
12923 ipa_free_all_edge_args
12924 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
12925 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
12926 (ipa_create_methodlist_node): Removed.
12927 (ipa_methodlist_method): Removed.
12928 (ipa_methodlist_method_set): Removed.
12929 (ipa_methodlist_next_method): Removed.
12930 (ipa_methodlist_next_method_set): Removed.
12931 (ipa_method_is_modified): Removed.
12932 (ipa_method_modify_create): Removed.
12933 (ipa_method_modify_init): Temporary variable info instead of a few
12935 (ipa_detect_param_modifications): Temporary variable info instead of
12936 a few dereferences.
12937 (ipa_compute_jump_functions): Temporary variable info instead of
12938 a few dereferences.
12939 (ipa_method_modify_set): Removed.
12940 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
12941 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
12942 than craph_node as the first parameter.
12943 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
12944 (ipa_method_modify_init): Removed.
12945 (ipa_compute_jump_functions): Added a temp variable instead of
12946 repeatadly dereferencing the cgraph_edge.aux pointer
12947 (ipa_callsite_param_set_type): Removed.
12948 (ipa_compute_jump_functions): i renamed to index and moved to
12950 (ipa_callsite_param_set_info_type_formal): Removed.
12951 (ipa_callsite_param_set_info_type): Removed.
12952 (ipa_callsite_param_map_create): Removed.
12953 (ipa_callsite_tree): Removed.
12954 (ipa_callsite_caller): Removed.
12955 (ipa_pop_func_from_list): return_method removed to return_func
12957 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
12958 prefixed all values with IPA_. Changed all users.
12959 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
12960 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
12961 and FORMAL_IPATYPE IPA_PASS_THROUGH.
12962 (union parameter_info): Renamed to jump_func_value.
12963 (union jump_func_value): Renamed value to constant
12964 (struct ipa_jump_func): Renamed info_type to value
12965 (struct ipa_node): Renamed to ipa_node_params
12966 (struct ipa_node_params): Renamed ipa_arg_num to param_count
12967 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
12968 (struct ipa_node_params): Renamed ipa_mod to modified_flags
12969 (struct ipa_edge): Renamed to ipa_edge_args
12970 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
12971 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
12972 (struct ipa_methodlist): Renamed to ipa_func_list
12973 (struct ipa_func_list): method_p renamed to node, next_method
12975 (ipa_methodlist_p): Removed, switched all users to struct pointer
12976 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
12978 2008-04-30 Alan Modra <amodra@bigpond.net.au>
12980 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
12981 (rs6000_emit_epilogue): Use backchain to restore only when we
12982 have a large frame. Make use of frame pointer to restore if we
12983 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
12985 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
12987 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
12988 Add mode to zero_extract.
12989 (sign bit tests peepholes): (Ditto.).
12991 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
12993 * config/i386/i386.c (ix86_builtins): Replace Prescott New
12994 Instructions in comments with SSE3.
12995 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
12996 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
12997 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
12998 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
12999 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
13000 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
13001 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
13002 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
13003 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
13004 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
13005 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
13006 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
13007 (bdesc_sse_args): Renamed to ...
13008 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
13009 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
13010 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
13011 IX86_BUILTIN_FABSQ.
13012 (bdesc_1arg): Moved to ...
13013 (bdesc_args): Here.
13014 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
13015 Instructions in comments with SSE3.
13016 (ix86_expand_sse_operands_builtin): Renamed to ...
13017 (ix86_expand_args_builtin): This. Updated.
13018 (ix86_expand_unop1_builtin): Update comments.
13019 (ix86_expand_builtin): Updated.
13021 2008-04-29 Richard Guenther <rguenther@suse.de>
13023 PR tree-optimization/36078
13024 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
13025 Update virtual SSA form after cleaning up the CFG.
13027 2008-04-29 Richard Guenther <rguenther@suse.de>
13029 PR middle-end/15255
13030 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
13032 2008-04-29 Richard Guenther <rguenther@suse.de>
13034 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
13035 (compute_may_aliases): Do not call finalize_ref_all_pointers.
13036 (compute_flow_insensitive_aliasing): Do not treat
13037 PTR_IS_REF_ALL pointers special.
13038 (get_smt_for): Likewise.
13039 (may_alias_p): Re-structure.
13040 (is_escape_site): A ref-all pointer conversion is not an escape site.
13041 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
13042 PTR_IS_REF_ALL pointers special.
13043 * tree-ssa-structalias.h (struct alias_info): Remove
13044 ref_all_symbol_mem_tag field.
13045 (PTR_IS_REF_ALL): Remove.
13047 2008-04-29 Richard Guenther <rguenther@suse.de>
13049 PR middle-end/36077
13050 * fold-const.c (extract_muldiv_1): In combining division constants
13051 make sure to never overflow.
13053 2008-04-29 Nick Clifton <nickc@redhat.com>
13055 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
13057 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13060 * optc-gen.awk: Work around HP-UX/IA awk bug.
13062 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
13064 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
13067 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
13070 * config/i386/i386.md
13071 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
13072 Change operand 1 predicate to nonimmediate_operand.
13074 2008-04-28 Jakub Jelinek <jakub@redhat.com>
13077 * dwarf2out.c (struct die_struct): Mark as chain_circular through
13079 * gengtype.c (walk_type, write_func_for_structure): Handle
13081 * doc/gty.texi: Document chain_circular.
13083 2008-04-28 Richard Guenther <rguenther@suse.de>
13085 PR tree-optimization/36066
13086 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
13089 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
13092 * config/i386/i386.md
13093 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
13094 Use match_scratch instead of match_operand for operands 3 and 4.
13096 2008-04-27 Richard Guenther <rguenther@suse.de>
13098 PR tree-optimization/18754
13099 PR tree-optimization/34223
13100 * tree-pass.h (pass_complete_unrolli): Declare.
13101 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
13102 loop size before and after unconditionally of UL_NO_GROWTH in effect.
13103 Rewrite loop into loop closed SSA form if it is not already.
13104 (tree_unroll_loops_completely): Re-structure to iterate over
13105 innermost loops with intermediate CFG cleanups.
13106 Unroll outermost loops only if requested or the code does not grow
13108 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
13109 loops are available.
13110 (tree_vectorize): Instead do so here.
13111 (tree_complete_unroll): Also unroll outermost loops.
13112 (tree_complete_unroll_inner): New function.
13113 (gate_tree_complete_unroll_inner): Likewise.
13114 (pass_complete_unrolli): New pass.
13115 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
13116 uses outside of the loop.
13117 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
13118 form if it is available.
13119 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
13120 * passes.c (init_optimization_passes): Schedule complete inner
13121 loop unrolling pass before the first CCP pass after final inlining.
13123 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
13125 * targhooks.h (default_emutls_var_fields,
13126 default_emutls_var_init): Declare.
13127 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
13128 * target.h (struct gcc_target): Add struct emutls member.
13129 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
13130 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
13131 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
13132 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
13133 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
13134 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
13135 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
13136 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
13137 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
13138 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
13139 emit debug information.
13140 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
13141 * varasm.c: Include targhooks.h.
13142 (emutls_object_section, emutls_tmpl_section): New.
13143 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
13144 (EMUTLS_SEPARATOR): New.
13145 (prefix_name): New.
13146 (get_emutls_object_name): New.
13147 (default_emutls_var_fields): New, broken out of ...
13148 (get_emutls_object_type): ... here. Adjust to use target hooks.
13149 (get_emutls_init_templ_addr): Adjust to use target hooks.
13150 (emutls_decl): Adjust to use target hooks.
13151 (emutls_finish): Likewise.
13152 (default_emutls_var_init): New, broken out of ...
13153 (assemble_variable): ... here. Adjust to use target hooks.
13154 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
13155 SECCAT_EMUTLS_TMPL.
13156 * c-common.c (handle_section_attribute): Prevent overriding
13157 sections for emulated tls with special sections.
13158 * config/i386/i386.c (x86_64_elf_select_section): Add
13159 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
13160 (x86_64_elf_unique_section): Likewise.
13161 * config/vxworks.c: Include tree.h.
13162 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
13163 (vxworks_override_options): Set TLS scheme.
13164 * doc/tm.texi (Emulated TLS): New node.
13166 2008-04-26 Simon Baldwin <simonb@google.com>
13169 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
13170 with propagated string constants.
13172 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
13174 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
13175 constraint for operand 2 when operand 0 is memory operand.
13176 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
13177 operand 0 is memory operand.
13178 (fix_trunc<mode>_i387_with_temp): Ditto.
13179 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
13180 operand 2 when operand 1 is memory operand.
13181 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
13182 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
13183 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
13184 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
13185 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
13186 operands 2,3 and 4 when operand 1 is memory operand.
13187 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
13189 (fistdi2_floor_with_temp): Ditto.
13190 (fist<mode>2_floor_with_temp): Ditto.
13191 (fistdi2_ceil_with_temp): Ditto.
13192 (fist<mode>2_ceil_with_temp): Ditto.
13193 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
13195 2008-04-26 David Daney <ddaney@avtrex.com>
13197 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
13199 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
13200 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13201 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13202 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
13203 (compare_and_swap_12): New insn.
13204 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
13205 * config/mips/mips.c (mips_force_binary): New function.
13206 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
13207 (mips_expand_compare_and_swap_12): New function.
13208 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
13210 2008-04-25 Jan Hubicka <jh@suse.cz>
13213 * cfgexpand.c (pass_expand): Turn into RTL pass.
13214 * passes.c (execute_one_pass): Do pass typechecking after execution.
13215 * tree-pass.h (pass_expand): Turn into RTL pass.
13217 * function.h (struct rtl_data): Move here fields
13218 accesses_prior_frames, calls_eh_return, saves_all_registers,
13219 has_nonlocal_goto, has_asm_statement, is_thunk,
13220 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
13221 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
13222 arg_pointer_save_area_init from struct function; turn into bool.
13223 (struct function): Move
13224 calls_eh_return, saves_all_registers, has_nonlocal_goto,
13225 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
13226 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
13227 tail_call_emit, arg_pointer_save_area_init
13228 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
13229 (current_function_returns_struct, current_function_returns_pcc_struct,
13230 current_function_calls_setjmp, current_function_calls_alloca,
13231 current_function_accesses_prior_frames,
13232 current_function_calls_eh_return, current_function_is_thunk,
13233 current_function_stdarg, current_function_profile,
13234 current_function_limit_stack, current_function_uses_pic_offset_table,
13235 current_function_uses_const_pool, current_function_has_nonlocal_label,
13236 current_function_saves_all_registers,
13237 current_function_has_nonlocal_goto,
13238 current_function_has_asm_statement): Remove accesor macros.
13239 * ra-conflict.c (global_conflicts): Update.
13240 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
13241 (suitable_for_tail_call_opt_p): Update.
13242 * builtins.c (expand_builtin_return_addr): Update.
13243 (expand_builtin_setjmp_setup): Update.
13244 (expand_builtin_nonlocal_goto): Update.
13245 * final.c (final_start_function): Update.
13246 (profile_function): Update.
13247 (leaf_function_p): Update.
13248 (only_leaf_regs_used): Update.
13249 * df-scan.c (df_get_exit_block_use_set): Update.
13250 * dojump.c (clear_pending_stack_adjust): Update.
13251 * tree-stdarg.c (gate_optimize_stdarg): Update.
13252 * gimple-low.c (lower_function_body): Update.
13253 * global.c (compute_regsets): Update.
13254 (global_alloc): Update.
13255 * dwarf2out.c (dwarf2out_begin_prologue): Update.
13256 * expr.c (expand_assignment): Update.
13257 * dse.c (dse_step0): Update.
13258 (dse_step1): Update.
13259 * c-decl.c (store_parm_decls): Update.
13260 * local-alloc.c (combine_regs): Update.
13261 (find_free_reg): Update.
13262 * function.c (assign_parms_augmented_arg_list): Update.
13263 (assign_parm_find_data_types): Update.
13264 (assign_parms): Update.
13265 (allocate_struct_function): Update.
13266 (expand_function_start): Update.
13267 (expand_function_end): Update.
13268 (get_arg_pointer_save_area): Update.
13269 (thread_prologue_and_epilogue_insns): Update.
13270 (rest_of_match_asm_constraints): Update.
13271 * stor-layout.c (variable_size): Update.
13272 * gcse.c (gcse_main): Update.
13273 (bypass_jumps): Update.
13274 * gimplify.c (gimplify_function_tree): Update.
13275 * calls.c (emit_call_1): Update.
13276 (expand_call): Update.
13277 * bt-load.c (compute_defs_uses_and_gen): Update.
13278 * except.c (sjlj_assign_call_site_values): Update.
13279 (sjlj_emit_function_enter): Update.
13280 (can_throw_external): Update.
13281 (set_nothrow_function_flags): Update.
13282 (expand_builtin_unwind_init): Update.
13283 (expand_eh_return): Update.
13284 (convert_to_eh_region_ranges): Update.
13285 (output_function_exception_table): Update.
13286 * emit-rtl.c (gen_tmp_stack_mem): Update.
13287 * cfgexpand.c (expand_used_vars): Update.
13288 (tree_expand_cfg): Update.
13289 * cfgcleanup.c (rest_of_handle_jump): Update.
13290 * explow.c (allocate_dynamic_stack_space): Update.
13291 * varasm.c (assemble_start_function): Update.
13292 (force_const_mem): Update.
13293 (mark_constant_pool): Update.
13294 * tree-optimize.c (tree_rest_of_compilation): Update.
13295 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
13296 * tree-cfg.c (notice_special_calls): Update.
13297 (is_ctrl_altering_stmt): Update.
13298 (tree_can_make_abnormal_goto): Update.
13299 (tree_purge_dead_abnormal_call_edges): Update.
13300 * config/alpha/predicates.md: Update.
13301 * config/alpha/alpha.c (alpha_sa_mask): Update.
13302 (alpha_sa_size): Update.
13303 (alpha_does_function_need_gp): Update.
13304 (alpha_expand_prologue): Update.
13305 (alpha_start_function): Update.
13306 (alpha_output_function_end_prologue): Update.
13307 (alpha_expand_epilogue): Update.
13308 * config/frv/frv.c (frv_stack_info): Update.
13309 (frv_expand_epilogue): Update.
13310 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
13311 (s390_register_info): Update.
13312 (s390_frame_info): Update.
13313 (s390_init_frame_layout): Update.
13314 (s390_can_eliminate): Update.
13315 (save_gprs): Update.
13316 * config/spu/spu.c (spu_split_immediate): Update.
13317 (need_to_save_reg): Update.
13318 (spu_expand_prologue): Update.
13319 (spu_expand_epilogue): Update.
13320 * config/sparc/sparc.md: Update.
13321 * config/sparc/sparc.c (eligible_for_return_delay): Update.
13322 (sparc_tls_got): Update.
13323 (legitimize_pic_address): Update.
13324 (sparc_emit_call_insn): Update.
13325 (sparc_expand_prologue): Update.
13326 (output_return): Update.
13327 (print_operand): Update.
13328 (sparc_function_ok_for_sibcall): Update.
13329 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
13330 * config/m32r/m32r.md: Update.
13331 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
13332 (m32r_compute_frame_size): Update.
13333 (m32r_expand_prologue): Update.
13334 (m32r_expand_epilogue): Update.
13335 (m32r_legitimize_pic_address): Update.
13336 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
13337 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
13338 * config/i386/i386.c (ix86_frame_pointer_required): Update.
13339 (gen_push): Update.
13340 (ix86_save_reg): Update.
13341 (ix86_compute_frame_layout): Update.
13342 (ix86_expand_prologue): Update.
13343 (ix86_expand_epilogue): Update.
13344 * config/sh/sh.c (output_stack_adjust): Update.
13345 (calc_live_regs): Update.
13346 (sh5_schedule_saves): Update.
13347 (sh_expand_prologue): Update.
13348 (sh_expand_epilogue): Update.
13349 (sh_setup_incoming_varargs): Update.
13350 (sh_allocate_initial_value): Update.
13351 (sh_get_pr_initial_val): Update.
13352 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
13353 * config/sh/sh.md (label:): Update.
13354 * config/avr/avr.c (out_movhi_mr_r): Update.
13355 * config/crx/crx.h (enum): Update.
13356 * config/xtensa/xtensa.h (along): Update.
13357 * config/stormy16/stormy16.c Update.
13358 (xstormy16_compute_stack_layout): Update.
13359 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
13360 (fr30_expand_prologue): Update.
13361 * config/cris/cris.c (cris_conditional_register_usage): Update.
13362 (cris_reg_saved_in_regsave_area): Update.
13363 (cris_initial_frame_pointer_offset): Update.
13364 (cris_simple_epilogue): Update.
13365 (cris_expand_prologue): Update.
13366 (cris_expand_epilogue): Update.
13367 (cris_expand_pic_call_address): Update.
13368 (cris_asm_output_symbol_ref): Update.
13369 (cris_asm_output_label_ref): Update.
13370 * config/cris/cris.md Update.
13371 * config/iq2000/iq2000.c (compute_frame_size): Update.
13372 (iq2000_expand_epilogue): Update.
13373 * config/mt/mt.h (save_direction): Update.
13374 * config/mn10300/mn10300.c (mn10300_function_value): Update.
13375 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
13376 (ia64_secondary_reload_class): Update.
13377 * config/m68k/m68k.c (m68k_save_reg): Update.
13378 (m68k_expand_prologue): Update.
13379 (m68k_expand_epilogue): Update.
13380 (legitimize_pic_address): Update.
13381 * config/rs6000/rs6000.c (rs6000_got_register): Update.
13382 (first_reg_to_save): Update.
13383 (first_altivec_reg_to_save): Update.
13384 (compute_vrsave_mask): Update.
13385 (compute_save_world_info): Update.
13386 (rs6000_stack_info): Update.
13387 (spe_func_has_64bit_regs_p): Update.
13388 (rs6000_ra_ever_killed): Update.
13389 (rs6000_emit_eh_reg_restore): Update.
13390 (rs6000_emit_allocate_stack): Update.
13391 (rs6000_emit_prologue): Update.
13392 (rs6000_emit_epilogue): Update.
13393 (rs6000_output_function_epilogue): Update.
13394 (output_profile_hook): Update.
13395 (rs6000_elf_declare_function_name): Update.
13396 * config/rs6000/rs6000.h (rs6000_args): Update.
13397 * config/rs6000/rs6000.md: Update.
13398 * config/mcore/mcore.c (mcore_expand_prolog): Update.
13399 * config/arc/arc.c (arc_output_function_epilogue): Update.
13400 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
13401 * config/darwin.c (machopic_function_base_name): Update.
13402 * config/score/score3.c (score3_compute_frame_size): Update.
13405 (score3_epilogue): Update.
13406 * config/score/score7.c (score7_compute_frame_size): Update.
13407 (score7_prologue): Update.
13408 (score7_epilogue): Update.
13409 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
13410 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
13411 * config/arm/arm.c (use_return_insn): Update.
13412 (require_pic_register): Update.
13413 (arm_load_pic_register): Update.
13414 (arm_compute_save_reg0_reg12_mask): Update.
13415 (arm_compute_save_reg_mask): Update.
13416 (thumb1_compute_save_reg_mask): Update.
13417 (output_return_instruction): Update.
13418 (arm_output_function_prologue): Update.
13419 (arm_output_epilogue): Update.
13420 (arm_get_frame_offsets): Update.
13421 (arm_expand_prologue): Update.
13422 (thumb_pushpop): Update.
13423 (thumb_exit): Update.
13424 (thumb1_expand_prologue): Update.
13425 (thumb1_expand_epilogue): Update.
13426 (arm_unwind_emit): Update.
13427 (arm_output_fn_unwind): Update.
13428 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
13429 * config/arm/arm.md: Update.
13430 * config/pa/pa.md: Update.
13431 * config/pa/pa.c (legitimize_pic_address): Update.
13432 (compute_frame_size): Update.
13433 (hppa_expand_prologue): Update.
13434 (hppa_expand_epilogue): Update.
13435 (borx_reg_operand): Update.
13436 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
13437 (HARD_REGNO_RENAME_OK): Update.
13438 * config/mips/mips.c (mips_global_pointer): Update.
13439 (mips_save_reg_p): Update.
13440 (mips_compute_frame_info): Update.
13441 (mips_frame_pointer_required): Update.
13442 (mips_expand_prologue): Update.
13443 (mips_expand_epilogue): Update.
13444 (mips_can_use_return_insn): Update.
13445 (mips_reorg_process_insns): Update.
13446 * config/v850/v850.c (compute_register_save_size): Update.
13447 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
13448 * config/mmix/mmix.c (along): Update.
13449 (mmix_expand_epilogue): Update.
13450 * config/bfin/bfin.c (legitimize_pic_address): Update.
13451 (must_save_p): Update.
13452 (stack_frame_needed_p): Update.
13453 (add_to_reg): Update.
13454 (bfin_expand_prologue): Update.
13455 * stmt.c (expand_asm_operands): Update.
13456 * reload1.c (reload): Update.
13457 (init_elim_table): Update.
13459 2008-04-25 Bob Wilson <bob.wilson@acm.org>
13461 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
13463 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
13465 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
13466 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
13467 (mov<mode>): Removed.
13468 (*movv4sf_internal): Likewise.
13469 (*movv2df_internal): Likewise.
13471 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
13473 * config.gcc (crx-*-elf): Remove deprecation.
13475 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
13477 * config/i386/cygming-crtend.c (register_frame_ctor): Register
13478 __gcc_deregister_frame with atexit.
13479 (deregister_frame_dtor): Remove.
13481 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
13482 Nathan Sidwell <nathan@codesourcery.com>
13484 * config/rs6000/rs6000.opt (mspe): Remove Var property.
13486 * config/rs6000/rs6000.h (rs6000_spe): Declare.
13487 (rs6000_isel): Likewise.
13488 * config/rs6000/rs6000.c (rs6000_spe): New variable.
13489 (rs6000_isel): New variable.
13490 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
13492 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13495 * c-common.c (handle_vector_size_attribute): Call
13496 lang_hooks.types.reconstruct_complex_type instead of
13497 reconstruct_complex_type.
13498 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
13499 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
13500 * langhooks.h (struct lang_hooks_for_types): Add
13501 reconstruct_complex_type hook.
13502 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
13503 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
13505 2008-04-24 Richard Guenther <rguenther@suse.de>
13507 * c-common.h (check_builtin_function_arguments): Declare.
13508 * c-common.c (validate_nargs): New function.
13509 (check_builtin_function_arguments): Likewise.
13510 * c-typeck.c (build_function_call): Call
13511 check_builtin_function_arguments.
13512 * builtins.c (fold_builtin_classify): Remove error reporting code.
13513 (fold_builtin_unordered_cmp): Likewise.
13514 (fold_builtin_1): Likewise.
13515 (fold_builtin_n): Likewise.
13517 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13519 PR tree-optimization/36008
13520 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
13521 the original op1, rather than delta by step.
13523 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
13524 Sebastian Pop <sebastian.pop@amd.com>
13526 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
13527 eliminate_local_variables_stmt, eliminate_local_variables,
13528 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
13529 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
13530 of code delimited by two edges in the CFG.
13531 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
13532 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
13533 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
13534 the case of parallelisation of reductions.
13535 (expr_invariant_in_region_p): New.
13537 * tree-flow.h (gather_blocks_in_sese_region): Declared.
13538 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
13540 2008-04-24 Ira Rosen <irar@il.ibm.com>
13541 Richard Guenther <rguenther@suse.de>
13543 PR tree-optimization/36034
13544 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
13545 incapable of dealing with loads with gaps.
13547 2008-04-24 Rafael Espindola <espindola@google.com>
13549 * tree-flow.h (vrp_evaluate_conditional): Change signature.
13550 * tree-ssa-propagate.c (fold_predicate_in): Update call to
13551 vrp_evaluate_conditional.
13552 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
13553 (vrp_evaluate_conditional): Split the cond argument.
13554 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
13555 (simplify_stmt_for_jump_threading): Update call to
13556 vrp_evaluate_conditional.
13558 2008-04-24 Ira Rosen <irar@il.ibm.com>
13560 PR tree-optimization/35982
13561 * tree-vect-analyze.c (vect_check_interleaving): Check that the
13562 interleaved data-refs are of the same type.
13564 2008-04-24 Danny Smith <dannysmith@users.net>
13566 * c-format.c (check_format_info_main): Use strncmp rather than a
13567 magic prefix to handle multichar length specs.
13568 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
13569 Don't prefix "I64" and "I32" with '\0'.
13571 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13574 * config/i386/i386.c (init_cumulative_args): Don't pass anything
13575 in registers for -m32 only if stdarg_p (fntype).
13577 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
13579 PR rtl-optimization/36006
13580 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
13581 temp to op0 in order to avoid invalid rtx sharing.
13583 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
13585 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
13586 check TREE_INVARIANT.
13587 * tree-gimple.c (is_gimple_address): New.
13588 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
13589 * tree-gimple.h (is_gimple_address): New.
13590 * tree.h (decl_address_invariant_p): New.
13591 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
13592 (build_string): Likewise.
13593 (decl_address_invariant_p): New, from is_gimple_invariant_address.
13594 (tree_invariant_p_1): Likewise.
13595 (save_expr): Use it.
13596 (tree_invariant_p): New.
13597 (skip_simple_arithmetic): Use it.
13598 (stabilize_reference_1): Use it.
13599 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
13601 (build1_stat): Drop code to compute TREE_INVARIANT.
13602 (build2_stat): Drop code to compute TREE_INVARIANT.
13603 (build3_stat): Drop code to compute TREE_INVARIANT.
13604 (build4_stat): Drop code to compute TREE_INVARIANT.
13605 (build5_stat): Drop code to compute TREE_INVARIANT.
13606 (build7_stat): Drop code to compute TREE_INVARIANT.
13607 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
13608 * tree.h (struct tree_base): Remove invariant_flag.
13609 (TREE_INVARIANT): Remove.
13610 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
13611 (fold_builtin_expect): Check TREE_CONSTANT.
13612 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
13613 * c-tree.h (c_expr_to_decl): Drop third parameter.
13614 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
13615 (build_c_cast): Don't set TREE_INVARIANT.
13616 (pop_init_level): Don't set TREE_INVARIANT.
13617 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
13618 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
13620 (gimplify_init_constructor): Don't set TREE_INVARIANT.
13621 (gimplify_addr_expr): Adjust comment.
13622 * tree-mudflap.c (mf_build_string):
13623 * print-tree.c (print_node): Don't print TREE_INVARIANT.
13624 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
13625 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
13626 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
13627 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
13628 * langhooks.h (struct lang_hooks): Drop third parameter from
13631 2008-04-23 Richard Guenther <rguenther@suse.de>
13633 PR tree-optimization/27799
13634 PR tree-optimization/32921
13635 PR tree-optimization/32624
13636 * tree-ssa-structalias.c (merge_smts_into): Only merge the
13637 SMTs aliases and the tag itself into the solution.
13638 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
13639 merge the points-to solution back into the SMT aliases.
13640 (may_alias_p): Use alias_set_subset_of instead of
13641 aliases_conflict_p. A pointer which points to
13642 memory with alias set zero may access any variable.
13644 2008-04-23 Richard Guenther <rguenther@suse.de>
13646 * alias.c (alias_set_subset_of): Correctly handle asking
13647 if zero is a subset of an alias set with zero child.
13648 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
13649 (compute_flow_insensitive_aliasing): Correctly walk all
13650 pointers. Do not unnecessarily union sets.
13652 2008-04-23 Richard Guenther <rguenther@suse.de>
13654 PR middle-end/36021
13655 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
13657 2008-04-22 Tomas Bily <tbily@suse.cz>
13659 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
13661 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
13663 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13664 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13665 * tree-inline.c (estimate_num_insns_1): Likewise.
13666 * varasm.c (const_hash_1, compare_constant, copy_constant)
13667 (compute_reloc_for_constant, output_addressed_constants): Likewise.
13668 * emit-rtl.c (component_ref_for_mem_expr)
13669 (set_mem_attributes_minus_bitpos): Likewise.
13670 * expr.c (highest_pow2_factor, expand_expr_real_1, )
13671 (is_aligning_offset): Likewise.
13672 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
13673 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13674 * dojump.c (do_jump): Likewise.
13675 * builtins.c (get_pointer_alignment, get_memory_rtx)
13676 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
13677 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
13679 2008-04-23 Jakub Jelinek <jakub@redhat.com>
13681 PR rtl-optimization/36017
13682 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
13683 expanding the library call.
13685 2008-04-22 Ian Lance Taylor <iant@google.com>
13687 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
13688 than size_in_bytes.
13690 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
13692 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
13693 of LR/CTR moves for Power6.
13695 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
13697 PR middle-end/36003
13698 * passes.c (init_optimization_passes): Remove
13699 pass_fast_rtl_byte_dce.
13701 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
13704 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
13705 builtin functions to generate faster code.
13706 (_mm_cvtpu16_ps): Ditto.
13707 (_mm_cvtpi32x2_ps): Ditto.
13709 2008-04-22 Nick Clifton <nickc@redhat.com>
13711 * common.opt (ftree-loop-distribution): Add Optimization
13714 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
13715 (frv_expand_builtin_va_start): Likewise.
13717 * config/arm/arm.c (thumb_find_work_register): Fix location of
13718 argument register count.
13720 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13722 Support scheduling for ColdFire V1 and V3 microarchitecture.
13723 Improve scheduling of multiplication instructions.
13725 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
13726 (mac): New instruction attribute.
13727 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
13728 (m68k_sched_mac): New variable.
13729 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
13730 Handle cfv1 and cfv3.
13731 (max_insn_size): New static variable.
13732 (struct _sched_ib): New type.
13733 (sched_ib): New static variable.
13734 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
13735 to fields of 'struct _sched_ib sched_ib'. Update all uses.
13736 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
13738 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
13739 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
13740 new variables. Update.
13741 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13742 Add modeling of cfv3 instruction buffer. Update.
13743 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
13744 * config/m68k/m68k.h (TUNE_CFV3): New macro.
13745 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
13746 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
13747 a particular reservation applies to.
13748 (type2): Reorganize attribute values. Rename alu to alu_reg,
13749 alu_l to alu, move_l to omove. Join move to alu. Split mul
13750 to mul_l and mul_w.
13751 (cf_ib_*): Simplify description of instruction buffer.
13752 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
13753 (cf_mem): Split into cf_mem1 and cf_mem2.
13754 (cf_v2_move_??): Rename to cfv12_alu_??.
13755 (cf_v2_move_l_??): Rename to cfv12_omove_??.
13756 (cf_v2_mul_??): Remove reservations.
13757 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
13758 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
13759 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
13761 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
13762 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
13763 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
13764 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
13765 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
13766 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
13767 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
13768 expansions of the above reservations for instructions of sizes
13771 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13773 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
13775 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
13777 * coverage.c: Include tree-pass.h.
13778 (coverage_counter_alloc): Print da_file_name to the dump file.
13780 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
13782 * sbitmap.c (sbitmap_range_empty_p): New function.
13783 * sbitmap.h (sbitmap_range_empty_p): New function.
13784 * bitmap.h: Now includes obstack.h.
13786 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
13787 Kenneth Zadeck <zadeck@naturalbridge.com>
13789 * dbgcnt.def (ra_byte_scan): Added.
13790 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
13791 when the last hit happens for a counter.
13792 * timevar.def (TV_DF_BYTE_LR): New variable.
13793 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
13794 * passes.c (pass_fast_rtl_byte_dce): New pass.
13795 * fwprop.c (update_df): Added mode to call df_ref_create.
13796 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
13797 DF_REF_EXTRACT_OFFSET.
13798 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
13799 DF_BYTE_LR_OUT, df_byte_lr): New macro.
13801 (df_ref_extract): Added mode field.
13802 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
13803 DF_REF_EXTRACT_OFFSET.
13804 (DF_REF_EXTRACT_MODE): New macro.
13805 (df_byte_lr_bb_info): New structure.
13806 (df_print_byte_regset, df_compute_accessed_bytes,
13807 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
13808 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
13809 df_byte_lr_simulate_uses,
13810 df_byte_lr_simulate_artificial_refs_at_top,
13811 df_byte_lr_simulate_artificial_refs_at_end,
13812 df_compute_accessed_bytes): New function.
13813 (df_ref_create): Add parameter.
13814 (df_byte_lr_get_bb_info): New inline function.
13815 * df-scan.c (df_ref_record, df_uses_record,
13816 df_ref_create_structure): Added mode parameter.
13817 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
13818 df_defs_record, df_uses_record, df_get_conditional_uses,
13819 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
13820 df_entry_block_defs_collect, df_exit_block_uses_collect):
13821 Added mode parameter to calls to df_ref_record, df_uses_record,
13822 df_ref_create_structure.
13823 (df_ref_equal_p, df_ref_compare): Added test for modes.
13824 (df_ref_create_structure): Added code to set mode. Renamed
13825 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
13826 DF_REF_EXTRACT_OFFSET.
13827 * df-core.c (df_print_byte_regset): New function.
13828 * df-byte-scan.c: New file.
13829 * df-problems.c (df_rd_transfer_function): Removed unnecessary
13830 calls to BITMAP_FREE.
13831 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
13832 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
13833 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
13834 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
13835 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
13836 df_byte_lr_local_compute, df_byte_lr_init,
13837 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
13838 df_byte_lr_transfer_function, df_byte_lr_free,
13839 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
13840 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
13841 df_byte_lr_simulate_uses,
13842 df_byte_lr_simulate_artificial_refs_at_top,
13843 df_byte_lr_simulate_artificial_refs_at_end): New function.
13844 * dce.c (byte_dce_process_block): New function.
13845 (dce_process_block): au is now passed in rather than computed
13846 locally. Changed loops that look at artificial defs to not look
13847 for conditional or partial ones, because there never are any.
13848 (fast_dce): Now is able to drive byte_dce_process_block or
13849 dce_process_block depending on the kind of dce being done.
13850 (rest_of_handle_fast_dce): Add parameter to fast_dce.
13851 (rest_of_handle_fast_byte_dce): New function.
13852 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
13853 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
13855 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
13858 * gcc.h: Added fortran options that take arguments to
13859 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
13862 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
13864 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
13865 scalarization if on the LHS and not a full access.
13867 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13869 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
13871 2008-04-18 Rafael Espindola <espindola@google.com>
13873 * tree-vrp.c (find_case_label_index): Fix the binary search.
13874 (find_case_label_range): New.
13875 (vrp_visit_switch_stmt): Use find_case_label_range.
13876 (simplify_switch_using_ranges): Use find_case_label_range.
13878 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
13880 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
13881 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
13883 2008-04-18 Tom Tromey <tromey@redhat.com>
13886 * doc/cpp.texi (Implementation-defined behavior): Mention
13889 2008-04-18 Ian Lance Taylor <iant@google.com>
13891 * fold-const.c (pointer_may_wrap_p): New static function.
13892 (fold_comparison): Add another test for pointer overflow. Use
13893 pointer_may_wrap_p to disable some false positives.
13895 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
13897 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
13898 (fname_as_string): Match updated cpp_interpret_string prototype.
13899 (fix_string_type): Support char16_t* and char32_t*.
13900 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
13901 derivative) nodes. Register as builtin if C++0x.
13902 (c_parse_error): Support CPP_CHAR{16,32}.
13903 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
13904 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
13905 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
13906 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
13907 CTI_CHAR32_ARRAY_TYPE>: New elements.
13908 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
13909 char32_type_node, signed_char32_type_node, char16_array_type_node,
13910 char32_array_type_node): New defines.
13911 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
13912 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
13913 (lex_string): Support CPP_STRING{16,32}, match updated
13914 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
13915 (lex_charconst): Support CPP_CHAR{16,32}.
13916 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
13917 and CPP_STRING{16,32}.
13919 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
13922 * aclocal.m4: Regenerate.
13923 * configure: Regenerate.
13925 2008-04-18 Jan Hubicka <jh@suse.cz>
13927 * except.c (dw2_size_of_call_site_table,
13928 sjlj_size_of_call_site_table): Use vector API for call_site_record.
13930 * cgraphbuild.c (build_cgraph_edges): Update.
13931 * tree-pass.h: Update comment.
13932 * final.c (leaf_function_p): Update.
13933 (leaf_renumber_regs): Update.
13934 (rest_of_clean_state): Update.
13935 * omp-low.c (expand_omp_parallel): Update.
13936 * ipa-reference.c (analyze_function): Update.
13937 * reorg.c (find_end_label): Update.
13938 (optimize_skip): Update.
13939 (fill_simple_delay_slots): Update.
13940 (fill_simple_delay_slots): Update.
13941 (make_return_insns): Update.
13942 (dbr_schedule): Update.
13943 * gimple-low.c (record_vars_into): Update.
13944 * cfgbuild.c (make_edges): Update.
13945 * function.c (assign_stack_local): Update.
13946 (assign_parm_adjust_stack_rtl): Update.
13947 (locate_and_pad_parm): Update.
13948 (allocate_struct_function): Do not initialize stack_alignment_needed
13949 and preferred_stack_boundary here.
13950 (stack_protect_prologue): Update.
13951 (stack_protect_epilogue): Update.
13952 (expand_function_start): Initialize stack_alignment_needed,
13953 preferred_stack_boundary and max_jumptable_ents.
13954 (expand_function_end): Update.
13955 (free_after_compilation): Do not NULLify epilogue_delay_list.
13956 * function.h (struct rtl_data): Add stack_protect_guard,
13957 stack_alignment_needed,
13958 preferred_stack_boundary, epilogue_delay_list.
13959 (struct function): Remove value_histograms, stack_alignment_needed,
13960 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
13962 unexpanded_var_list, stack_protect_guard.
13963 (current_function_epilogue_delay_list): Remove.
13964 * ipa-type-escape.c (analyze_function): Update.
13965 * gimplify.c (pop_gimplify_context): Update comment.
13966 * calls.c (expand_call): Update.
13967 (emit_library_call_value_1): Update.
13968 * except.c (set_nothrow_function_flags): Update.
13969 * cfgexpand.c (get_decl_align_unit): Update.
13970 (create_stack_guard): Update.
13971 (estimated_stack_frame_size): Update.
13972 (expand_used_vars): Update.
13973 (tree_expand_cfg): Free histogram earliers, init expansion variables.
13974 * explow.c (allocate_dynamic_stack_space): Update.
13975 * tree-ssa-live.c (remove_unused_locals): Update.
13976 * varasm.c (mark_constant_pool): Update.
13977 * tree-inline.c (remap_decls): Update.
13978 (initialize_cfun): Update.
13979 (declare_return_variable): Update.
13980 (inline_forbidden_p): Update.
13981 (expand_call_inline): Update.
13982 (declare_inline_vars): Update.
13983 (tree_function_versioning): Update.
13984 * tree-flow.h (value_histograms): New.
13985 (VALUE_HISTOGRAMS): New macro.
13986 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
13988 * tree-cfg.c (set_bb_for_stmt): Update.
13989 (replace_by_duplicate_decl): Update.
13990 (move_block_to_fn): Update.
13991 (new_label_mapper): Update.
13992 (dump_function_to_file): Update.
13993 * ipa-struct-reorg.c (build_data_structure): Update.
13994 * cfgrtl.c (print_rtl_with_bb): Update.
13995 * reload1.c (reload): Update.
13997 * config/i386/i386.c (setup_incoming_varargs_64,
13998 ix86_compute_frame_layout): Update.
13999 * config/arc/arc.c (arc_output_function_epilogue): Update.
14001 2008-04-18 Marius Strobl <marius@FreeBSD.org>
14003 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
14004 for FreeBSD as well.
14005 * gthr-posix95.h: Likewise.
14007 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
14009 PR rtl-optimization/35838
14010 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
14011 out the byte offset of the first subreg.
14013 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
14015 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
14016 to split_ti instead of three separate calls with single member arrays.
14017 (subti3 splitter): Ditto.
14018 (adddi3 splitter): Ditto with split_di.
14019 (subdi3 splitter): Ditto.
14020 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
14021 two separate calls with single member arrays. Swap match_dup
14022 operands 1 and 2 to better fit into the array.
14023 (negdi2 splitter): Ditto with split_di.
14024 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
14025 two separate calls with single member arrays. Swap match_dup operands
14026 6 and 7 to better fit into the array.
14028 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
14030 * config/i386/i386.c (sse_builtin_type): New.
14031 (bdesc_sse_args): Likewise.
14032 (bdesc_sse_3arg): Removed.
14033 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
14034 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
14035 IX86_BUILTIN_ROUNDPS.
14036 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
14037 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
14038 IX86_BUILTIN_ROUNDPS.
14039 (ix86_expand_sse_4_operands_builtin): Removed.
14040 (ix86_expand_sse_operands_builtin): New.
14041 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
14042 and CODE_FOR_sse4_1_roundps.
14043 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
14044 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
14046 2008-04-17 Alan Modra <amodra@bigpond.net.au>
14049 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
14050 regs before frame pop when needed. If use_backchain_to_restore_sp
14051 then load backchain into a temp reg to restore vr and vrsave. Add
14052 code to restore vr after frame pop if possible.
14054 2008-04-17 Richard Guenther <rguenther@suse.de>
14056 * tree-vn.c (expressions_equal_p): Do not check type
14057 equality or compatibility before calling operand_equal_p.
14058 * fold-const.c (operand_equal_p): Check equivalence of
14059 integer constants before bailing out due to signedness or
14060 precision differences.
14061 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
14062 spurious differences in type qualification. Ignore types
14063 for COMPONENT_REFs at all.
14065 2008-04-17 Christian Bruel <christian.bruel@st.com>
14067 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
14068 msw_skip comparison.
14070 2008-04-16 Jakub Jelinek <jakub@redhat.com>
14073 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
14076 PR tree-optimization/35899
14077 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
14078 rather than TREE_OPERAND.
14080 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
14083 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
14084 temporary registers. Change operand predicate to general_operand.
14085 (remainderxf3): Ditto.
14087 2008-04-16 Richard Guenther <rguenther@suse.de>
14089 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
14090 * tree-affine.c (aff_combination_expand): Look through some
14093 2008-04-15 Doug Kwan <dougkwan@google.com>
14095 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
14097 * tree-pretty-print.c (dump_generic_node): Ditto.
14098 * final.c (output_addr_const): Ditto.
14099 * dwarf2out.c (output_cfi): Ditto.
14100 * c-pretty-print.c (pp_c_integer_constant): Ditto.
14101 * print-rtl.c (print_rtx): Ditto.
14102 * print-tree.c (print_node_brief, print_node): Ditto.
14103 * c-common.c (match_case_to_enum_1): Ditto.
14104 * sched-vis.c (print_value): Ditto.
14105 * config/i386/i386.c (print_operand): Cast to long unsigned int
14108 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
14109 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
14110 MS Windows VirtualProtect function.
14112 2008-04-15 Jan Hubicka <jh@suse.cz>
14114 * gengtype.c (write_root): Param_is argument is OK.
14115 * expr.c (expand_expr_real_1): Update call of get_exception_*.
14116 * function.h: Include varray.h
14117 (rtl_eh): New stucture based on except.c one.
14118 (call_site_record): New forward declaration and vector type.
14119 * calls.c (emit_call_1): Do not call
14120 note_current_region_may_contain_throw.
14121 * except.c (eh_status): Remove cur_region, try_region since they are
14123 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
14124 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
14125 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
14126 Remove call_site_data_used, call_site_data_size.
14127 Turn call_site_record into vector in function.h.
14128 (note_current_region_may_contain_throw): Remove.
14129 (get_exception_pointer, get_exception_filter): Do not take struct
14130 function argument; update.
14131 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
14132 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
14133 build_post_landing_pads, dw2_build_landing_pads,
14134 sjlj_assign_call_site_values, sjlj_mark_call_sites,
14135 sjlj_emit_function_enter, sjlj_emit_function_enter,
14136 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
14137 sjlj_build_landing_pads, finish_eh_generation,
14138 remove_exception_handler_label, remove_eh_handler,
14139 maybe_remove_eh_handler, add_reachable_handler,
14140 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
14141 add_action_record, collect_one_action_chain, add_call_site,
14142 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
14143 sjlj_output_call_site_table, output_function_exception_table,
14144 * except.h (note_current_region_may_contain_throw): Remove
14145 (get_exception_pointer, get_exception_filter): Do not take struct
14147 * Makefile.in (GTFILES): Put varargs before struct function.
14149 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
14151 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
14152 punt for STRING_CST.
14153 (get_constraint_for): Deal with STRING_CST here instead.
14155 2008-04-15 Richard Guenther <rguenther@suse.de>
14157 * tree-ssa-propagate.c (substitute_and_fold): Substitute
14158 statements in a basic-block with a backward walk. Do not
14159 substitute into dead statements but instead remove those.
14161 2008-04-15 Richard Guenther <rguenther@suse.de>
14163 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
14164 to zero, thus disable creation of SFTs.
14166 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
14168 * tree-predcom.c (suitable_reference_p): Return false if the
14169 reference can throw.
14171 2008-04-15 Jakub Jelinek <jakub@redhat.com>
14174 * c-decl.c (finish_decl): If extern or static var has variable
14175 size, set TREE_TYPE (decl) to error_mark_node.
14177 2008-04-15 Rafael Espindola <espindola@google.com>
14179 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
14182 2008-04-15 Richard Guenther <rguenther@suse.de>
14184 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
14185 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
14186 (visit_reference_op_load): Do walk vuse-vdef chains on
14187 vn_reference_lookup.
14188 (visit_reference_op_store): But do not here.
14189 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
14190 vn_reference_lookup.
14191 (vn_lookup_with_vuses): But do so here.
14193 2008-04-14 Ian Lance Taylor <iant@google.com>
14195 * fold-const.c (fold_overflow_warning): Remove assertion.
14197 2008-04-15 Ben Elliston <bje@au.ibm.com>
14199 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
14200 temp1 local variables.
14202 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
14205 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
14206 ".text.unlikely" section as executable.
14208 2008-04-14 James E. Wilson <wilson@tuliptree.org>
14210 * config/ia64/ia64.c (rtx_needs_barrier): Handle
14211 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
14212 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
14213 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
14214 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
14215 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
14216 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
14218 2008-04-14 Ian Lance Taylor <iant@google.com>
14220 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
14221 * fold-const.c (fold_comparison): If appropriate, test
14222 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
14223 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
14224 reassociating a pointer type.
14225 * doc/invoke.texi (Optimize Options): Document that
14226 -fstrict-overflow applies to pointer wraparound.
14228 2008-04-13 Jan Hubicka <jh@suse.cz>
14230 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
14232 2008-04-12 Andrew Pinski <pinskia@gmail.com>
14234 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
14235 we are going to "save the world".
14237 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
14239 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
14240 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
14241 operand 0 constraint, not "=".
14243 2008-04-11 James E. Wilson <wilson@tuliptree.org>
14245 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
14247 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
14249 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
14250 of size of positions_needed * CHAR_BIT.
14252 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
14254 PR middle-end/35897
14255 * dse.c (store_info): Change positions_needed to unsigned
14257 (lowpart_bitmask): New.
14258 (record_store): Cast to unsigned HOST_WIDE_INT for
14259 positions_needed. Assert width <= size of positions_needed *
14260 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
14261 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
14262 lowpart_bitmask to set mask.
14264 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14266 * config/bfin/constraints.md: New file.
14267 * config/bfin/bfin.md: Include it.
14268 (adddi3): Use satisfies_constraint functions instead of the old macros.
14269 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
14270 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
14271 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
14272 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
14273 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
14274 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
14275 EXTRA_CONSTRAINT): Delete.
14276 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
14277 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
14279 * config/bfin/bfin.c: Include "tm-constrs.h".
14280 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
14281 Use satisfies_constraint functions instead of the old macros.
14282 * doc/md.texi (Blackfin Constraints): Update file name reference.
14284 2008-04-11 Richard Guenther <rguenther@suse.de>
14286 PR tree-optimization/35869
14287 * tree-vrp.c (execute_vrp): Move switch statement update after
14288 jump threading. Schedule another cfg cleanup run.
14290 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
14293 * attribs.c (decl_attributes): Return early on errorneous node.
14295 2008-04-10 Oleg Ryjkov <olegr@google.com>
14297 * tree.h (struct tree_base): Added a new flag default_def_flag.
14298 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
14300 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
14302 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
14304 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14307 * pa.md: Define mode iterator P. Define mode attribute dwc.
14308 (dcacheflush): Update pattern to use iterator P and attribute dwc.
14309 (icacheflush): Likewise.
14310 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
14311 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
14313 2008-04-11 Ben Elliston <bje@au.ibm.com>
14315 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
14317 2008-04-10 Rafael Espindola <espindola@google.com>
14319 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
14320 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
14321 (extract_range_from_expr): The same.
14323 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
14325 * config/mips/mips.md (GPR2): New mode iterator.
14326 (seq): Add comment.
14327 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
14328 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
14329 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
14330 Rewrite these to take two modes, the mode of comparison and the
14331 mode of the destination.
14332 * config/mips/mips.c (mips_expand_scc): Instead of having
14333 paradoxical subreg as destination, expand "narrowing" scc if mode
14334 of comparison is SI and target is requested in DI mode.
14335 (mips_emit_int_order_test): Update comment. Make mode of
14336 comparison match CMP0 rather than TARGET. When creating inverse
14337 target use mode of TARGET.
14339 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
14341 * gcov-dump.c (tag_summary): Only print summaries for the first
14342 GCOV_COUNTERS_SUMMABLE counters.
14344 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
14346 * config/i386/i386.md (absneg): New code iterator.
14347 (absnegprefix): New code attribute.
14348 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
14349 patterns using absneg code iterator.
14350 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
14351 using absneg code iterator.
14352 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
14353 *neg<mode>2 patterns using absneg code iterator.
14354 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
14355 *negextendsfdf2 patterns using absneg code iterator.
14356 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
14357 *negextendsfxf2 patterns using absneg code iterator.
14358 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
14359 *negextendsfdf2 patterns using absneg code iterator.
14360 * config/i386/sse.md (<code><mode>2): Macroize expander from
14361 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
14363 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
14365 * config/s390/s390.h: Remove the remains of the recent search
14366 & replace action of current_function_outgoing_args_size.
14368 2008-04-10 Ira Rosen <irar@il.ibm.com>
14370 PR tree-optimization/35821
14371 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
14372 NEW_STMT_LIST is not NULL.
14374 2008-04-09 David Edelsohn <edelsohn@gnu.org>
14377 * toplev.c (process_options): Remove -ffunction-sections debugging
14380 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
14382 PR middle-end/PR28690
14383 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
14384 than gen_rtx_fmt_ee to perform more canonicalizations.
14386 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14389 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
14391 2008-04-09 Richard Guenther <rguenther@suse.de>
14393 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
14394 (dump_function_to_file): Dump function arguments with types.
14396 2008-04-08 Richard Guenther <rguenther@suse.de>
14398 * fold-const.c (fold_widened_comparison): Do not allow
14399 sign-changes that change the result.
14401 2008-04-08 Janis Johnson <janis187@us.ibm.com>
14404 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
14405 kinds of indirect references.
14407 2008-04-08 David Edelsohn <edelsohn@gnu.org>
14409 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
14410 GNU Fortran language string.
14412 2008-04-08 Rafael Espindola <espindola@google.com>
14414 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
14415 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
14416 * tree.h (tree_call_nonnegative_warnv_p): New.
14418 2008-04-08 Jan Hubicka <jh@suse.cz>
14420 * function.c (free_after_compilation): Clear out regno_reg_rtx
14423 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
14426 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
14428 PR middle-end/PR28690
14429 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
14430 same precedence as REG_POINTER and MEM_POINTER operands.
14432 2008-04-08 Richard Guenther <rguenther@suse.de>
14434 PR middle-end/35834
14435 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
14436 for adding index to base.
14438 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
14440 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
14441 (MINGW_ENABLE_EXECUTE_STACK): New.
14442 (IN_LIBGCC2): For libgcc include windows.h file for
14443 function declarations.
14445 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
14447 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
14448 and tem2 if tem1 is not a REG or MULT.
14450 2008-04-08 Jan Hubicka <jh@suse.cz>
14452 * function.h (incomming_args): Break out of struct function.
14453 (function_subsections): Break out of struct function.
14454 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
14455 return_rtx and hard_reg_initial_vals from struct function.
14456 Kill inl_max_label_num.
14457 (current_function_pops_args, current_function_args_info,
14458 current_function_args_size, current_function_args_size,
14459 current_function_pretend_args_size,
14460 current_function_outgoing_args_size,
14461 current_function_internal_arg_pointer, current_function_return_rtx):
14462 Kill compatibility accestor macros.
14463 * builtins.c (expand_builtin_apply_args_1): Update.
14464 (expand_builtin_next_arg): Update.
14465 * df-scan.c (df_get_call_refs): Update.
14466 * dbxout.c (dbxout_function_end): Update.
14467 * dwarf2out.c (dwarf2out_switch_text_section): Update.
14468 (output_line_info): Update.
14469 (secname_for_decl): Update.
14470 (dwarf2out_var_location): Update.
14471 * function.c (free_after_compilation): Update.
14472 (assign_parm_find_stack_rtl): Update.
14473 (assign_parms): Update.
14474 (expand_dummy_function_end): Update.
14475 (expand_function_end): Update.
14476 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
14477 (expand_call): Update.
14478 (emit_library_call_value_1): Update.
14479 (store_one_arg): Update.
14480 * varasm.c (initialize_cold_section_name): Update.
14481 (unlikely_text_section): Update.
14482 (unlikely_text_section_p): Update.
14483 (assemble_start_function): Update.
14484 (assemble_end_function): Update.
14485 (default_section_type_flags): Update.
14486 (switch_to_section): Update.
14487 * integrate.c (set_decl_abstract_flags): Update.
14488 (get_hard_reg_initial_val): Update.
14489 (has_hard_reg_initial_val): Update.
14490 (allocate_initial_values): Update.
14491 * resource.c (init_resource_info): Update.
14492 * config/alpha/alpha.c (NUM_ARGS): Update.
14493 (direct_return): Update.
14494 (alpha_va_start): Update.
14495 (alpha_sa_size): Update.
14496 (alpha_initial_elimination_offset): Update.
14497 (alpha_expand_prologue): Update.
14498 (alpha_start_function): Update.
14499 (alpha_expand_epilogue): Update.
14500 (unicosmk_initial_elimination_offset):
14501 * config/alpha/alpha.md (call expander): Update.
14502 * config/s390/s390.c (s390_register_info): Update.
14503 (s390_register_info): Update.
14504 (s390_frame_info): Update.
14505 (s390_initial_elimination_offset): Update.
14506 (s390_build_builtin_va_list): Update.
14507 (s390_va_start): Update.
14508 * config/spu/spu.c (direct_return): Update.
14509 (spu_expand_prologue): Update.
14510 (spu_initial_elimination_offset): Update.
14511 (spu_build_builtin_va_list): Update.
14512 (spu_va_start): Update.
14513 * config/sparc/sparc.c (sparc_init_modes): Update.
14514 (sparc_compute_frame_size): Update.
14515 (function_value): Update.
14516 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
14517 * config/i386/i386.md (return expander): Update.
14518 * config/i386/i386.c (ix86_va_start): Update.
14519 (ix86_can_use_return_insn_p): Update.
14520 (ix86_compute_frame_layout): Update.
14521 (ix86_expand_epilogue): Update.
14522 * config/sh/sh.c (output_stack_adjust): Update.
14523 (calc_live_regs): Update.
14524 (sh_expand_prologue): Update.
14525 (sh_builtin_saveregs): Update.
14526 (sh_va_start): Update.
14527 (initial_elimination_offset): Update.
14528 (sh_allocate_initial_value): Update.
14529 (sh_function_ok_for_sibcall): Update.
14530 (sh_get_pr_initial_val): Update.
14531 * config/sh/sh.md (return expander): Update.
14532 * config/avr/avr.c (frame_pointer_required_p): UPdate.
14533 * config/crx/crx.c (crx_compute_frame): UPdate.
14534 (crx_initial_elimination_offset): UPdate.
14535 * config/xtensa/xtensa.c (compute_frame_size): Update
14536 (xtensa_builtin_saveregs): Update.
14537 (xtensa_va_start): Update.
14538 (order_regs_for_local_alloc): Update.
14539 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
14540 (xstormy16_expand_builtin_va_start): Update.
14541 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
14542 * config/m68hc11/m68hc11.md (return expanders): Update.
14543 * config/m68hc11/m68hc11.c (expand_prologue): Update.
14544 (expand_epilogue): Update.
14545 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
14546 (cris_simple_epilogue): Update.
14547 (cris_expand_prologue): Update.
14548 (cris_expand_epilogue): Update.
14549 * config/iq2000/iq2000.c (iq2000_va_start): Update.
14550 (compute_frame_size): Update.
14551 * config/mt/mt.c (mt_compute_frame_size): Update.
14552 * config/mn10300/mn10300.c (expand_prologue): Update.
14553 (expand_epilogue): Update.
14554 (initial_offset): Update.
14555 (mn10300_builtin_saveregs):
14556 * config/mn10300/mn10300.md (return expander): Update.
14557 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14558 (ia64_initial_elimination_offset): Update.
14559 (ia64_initial_elimination_offset): Update.
14560 (ia64_expand_prologue): Update.
14561 * config/m68k/m68k.md (return expander): Update.
14562 * config/rs6000/rs6000.c (rs6000_va_start): Update.
14563 (rs6000_stack_info): Update.
14564 * config/mcore/mcore.c (layout_mcore_frame): Update.
14565 (mcore_expand_prolog): Update.
14566 * config/arc/arc.c (arc_compute_frame_size): Update.
14567 * config/score/score3.c (score3_compute_frame_size): Update.
14568 * config/score/score7.c (score7_compute_frame_size): Update.
14569 * config/arm/arm.c (use_return_insn): Update.
14570 (thumb_find_work_register): Update.
14571 (arm_compute_save_reg_mask): Update.
14572 (arm_output_function_prologue): Update.
14573 (arm_output_epilogue): Update.
14574 (arm_size_return_regs): Update.
14575 (arm_get_frame_offsets): Update.
14576 (arm_expand_prologue): Update.
14577 (thumb_exit): Update.
14578 (thumb_unexpanded_epilogue): Update.
14579 (thumb1_output_function_prologue): Update.
14580 * config/pa/pa.md (return expander): Update.
14581 * config/pa/pa.c (compute_frame_size): Update.
14582 (hppa_builtin_saveregs): Update.
14583 * config/mips/mips.c (mips_va_start): Update.
14584 (mips16_build_function_stub): Update.
14585 (mips_compute_frame_info): Update.
14586 (mips_restore_gp): Update.
14587 (mips_output_function_prologue): Update.
14588 (mips_expand_prologue): Update.
14589 * config/v850/v850.c (compute_frame_size): Update.
14590 (expand_prologue): * config/mmix/mmix.c (along): update.
14591 (mmix_initial_elimination_offset): update.
14592 (mmix_reorg): update.
14593 (mmix_use_simple_return): update.
14594 (mmix_expand_prologue): update.
14595 (mmix_expand_epilogue): Update.
14596 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
14597 (emit_link_insn): Update.
14599 2008-04-08 Anatoly Sokolov <aesok@post.ru>
14601 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
14602 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
14604 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
14607 2008-04-07 Jan Hubicka <jh@suse.cz>
14609 * function.h (rtl): Rename to x_rtl.
14610 (crtl): New define.
14611 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
14612 frame_offset, stack_check_probe_note, arg_pointer_save_area,
14613 used_temp_slots avail_temp_slots, temp_slot_level,
14614 nonlocal_goto_handler_labels): Update accesstors.
14615 (rtl): New global variable.
14616 (struct function): Move some fileds to rtl_data.
14617 (get_arg_pointer_save_area): Update prototype.
14618 * builtins.c (expand_builtin_setjmp_receiver): Update call of
14619 get_arg_pointer_save_area.
14620 * expr.c (init_expr): Update
14621 * function.c (get_frame_size): Update
14622 (assign_stack_local): Update
14623 (expand_function_end): Update.
14624 (get_art_pointer_save_area): Update
14626 * emit-rtl.c (rtl): Declare.
14627 (regno_reg_rtx): Declare.
14628 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
14630 (gen_reg_rtx): Update.
14631 * varasm.c (n_deferred_constatns): Update accestor.
14632 (init_varasm_status): Do not allocate varasm_status.
14633 (force_const_mem, get_pool_size, output_constant_pool): Update.
14634 * stmt.c (force_label_rtx): Do not use x_ prefixes.
14635 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
14636 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
14637 * sparc/sparc.h (INIT_EXPANDERS): Update.
14638 * ia64/ia64.h (INIT_EXPANDERS): Update.
14640 2008-04-07 James E. Wilson <wilson@tuliptree.org>
14642 * reload.c (push_secondary_reload): Add missing break to for loop.
14644 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
14646 PR middle-end/PR28690
14647 * rtlanal.c: Update copyright years.
14648 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
14649 as REG_POINTER and MEM_POINTER operands.
14650 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
14651 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
14652 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
14653 * gcse.c: Update copyright years.
14654 (pre_delete): Call gen_reg_rtx_and_attrs.
14655 (hoist_code): Likewise.
14656 (build_store_vectors): Likewise.
14657 (delete_store): Likewise.
14658 * loop-invariant.c (move_invariant_reg): Likewise.
14659 Update copyright years.
14661 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
14663 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
14664 control string instead of quoted.
14666 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
14668 * doc/rtl.texi: Rewrite of subreg section.
14670 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
14673 * config/i386/i386.c (legitimize_pic_address): Add treating
14674 of dllimport SYM_REF's.
14675 (legitimize_dllimport_symbol): Add prototype.
14677 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
14679 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
14680 reference in constructor with non self-referential type.
14682 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
14684 Removal of Return with Depressed Stack Pointer support
14685 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
14686 (ECF_SP_DEPRESSED): Likewise.
14687 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
14688 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
14689 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
14690 (expand_call): Do not test ECF_SP_DEPRESSED.
14691 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
14692 * function.c (keep_stack_depressed): Delete.
14693 (handle_epilogue_set): Likewise.
14694 (update_epilogue_consts): Likewise.
14695 (emit_equiv_load): Likewise.
14696 (thread_prologue_and_epilogue_insns): Remove support for Return with
14697 Depressed Stack Pointer.
14698 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
14700 2008-04-06 Richard Guenther <rguenther@suse.de>
14702 PR tree-optimization/35400
14703 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
14704 information from SSA_NAMEs.
14706 2008-04-06 Anatoly Sokolov <aesok@post.ru>
14708 * config/avr/avr.h (avr_mega_p): Remove declaration.
14709 (AVR_MEGA): Remove macro.
14710 * config/avr/avr.c (avr_mega_p): Remove variable.
14711 (avr_override_options): Remove inicializion of avr_mega_p.
14712 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
14713 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
14714 (avr_jump_mode): (Ditto.).
14715 (avr_output_progmem_section_asm_op): (Ditto.).
14716 (avr_asm_init_sections): (Ditto.).
14717 (avr_asm_init_sections): (Ditto.).
14718 (avr_rtx_costs): (Ditto.).
14719 * config/avr/avr.md: (Ditto.).
14720 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
14723 2008-04-06 Richard Guenther <rguenther@suse.de>
14725 PR tree-optimization/35842
14726 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
14727 is_gimple_invariant_address.
14729 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14731 * gcc.c (default_compilers): Sync Fortran extensions list with
14732 that in fortran/lang-specs.h.
14733 * doc/invoke.texi: Likewise.
14734 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
14735 * dwarf2out.c (gen_compile_unit_die): Likewise.
14737 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
14739 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
14741 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
14744 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
14745 attribute is used for nested functions.
14747 2008-04-05 Jan Hubicka <jh@suse.cz>
14749 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
14751 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
14753 (dump_files): Update.
14754 (enable_rtl_dump_file): Do not accept letter argument.
14755 * tree-pass.h (dump_file_info): Remove letter argument.
14756 * toplev.c (decode_d_option): Update -da handling.
14757 * toplev.h (enable_rtl_dump_file): Update prototype.
14758 * passes.c (register_one_dump_file): Do not accept IPA argument; work
14759 it out based on pass type.
14760 (register_dump_files_1): Likewise.
14761 (init_optimization_passes): Update register_one_dump_file calls.
14762 (execute_one_pass): Sanity check that IPA passes are called at IPA
14763 level and RTL passes at RTL level.
14764 (execute_pass_list): IPA pass can not be after or subpass of
14766 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
14767 disallov RTL subpasses of IPA subpasses.
14769 2008-04-05 Ben Elliston <bje@au.ibm.com>
14771 * tree-cfg.c (need_fake_edge_p): Return false for calls to
14772 builtins that return exactly once and do not throw. Cache call to
14775 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
14777 PR rtl-optimization/34916
14778 PR middle-end/35519
14779 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
14780 between instruction pairs.
14782 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
14784 * doc/invoke.texi: Document -mbitops for SH.
14785 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
14786 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
14787 * config/sh/sh.c (print_operand): Add %t operand code.
14788 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
14789 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
14790 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
14791 (extendqihi2): Likewise.
14792 (movqi_i): Likewise.
14793 (insv): Use bset, bclr and bst instructions for SH2A if possible.
14794 (extv): Use bld instruction for SH2A if possible.
14796 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
14797 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
14798 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
14799 (bset.b, bclr.b): Define peepholes.
14800 * config/sh/sh.opt (mbitops): New option.
14802 2008-04-04 Janis Johnson <janis187@us.ibm.com>
14805 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
14806 and view convert expression.
14808 2008-04-04 Jakub Jelinek <jakub@redhat.com>
14811 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14813 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
14815 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
14817 * config/i386/cpuid.h (bit_AES): New.
14818 (bit_PCLMUL): Likewise.
14820 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
14821 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
14822 SSE2 if AES or PCLMUL is enabled.
14823 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
14824 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
14825 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
14826 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
14827 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
14828 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
14829 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
14830 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
14831 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
14832 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
14833 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
14834 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
14835 __builtin_ia32_aeskeygenassist128 and
14836 __builtin_ia32_pclmulqdq128.
14837 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
14838 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
14839 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
14841 * config/i386/i386.h (TARGET_AES): New.
14842 (TARGET_PCLMUL): Likewise.
14843 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
14845 * config/i386/i386.md (UNSPEC_AESENC): New.
14846 (UNSPEC_AESENCLAST): Likewise.
14847 (UNSPEC_AESDEC): Likewise.
14848 (UNSPEC_AESDECLAST): Likewise.
14849 (UNSPEC_AESIMC): Likewise.
14850 (UNSPEC_AESKEYGENASSIST): Likewise.
14851 (UNSPEC_PCLMUL): Likewise.
14853 * config/i386/i386.opt (maes): New.
14854 (mpclmul): Likewise.
14856 * config/i386/sse.md (aesenc): New pattern.
14857 (aesenclast): Likewise.
14858 (aesdec): Likewise.
14859 (aesdeclast): Likewise.
14860 (aesimc): Likewise.
14861 (aeskeygenassist): Likewise.
14862 (pclmulqdq): Likewise.
14864 * config/i386/wmmintrin.h: New.
14866 * doc/extend.texi: Document AES and PCLMUL built-in function.
14868 * doc/invoke.texi: Document -maes and -mpclmul.
14870 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
14872 * function.c (free_after_parsing): Replace with
14873 cxx_push_function_context from C++ front-end.
14874 (allocate_struct_function): Don't call langhook.
14875 * langhooks.h (struct lang_hooks_for_functions): Delete.
14876 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
14878 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
14879 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
14880 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
14881 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
14882 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
14883 remove LANG_HOOKS_FUNCTION_INITIALIZER.
14884 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
14886 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
14887 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
14889 2008-04-04 Jakub Jelinek <jakub@redhat.com>
14892 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
14895 2008-04-04 Richard Guenther <rguenther@suse.de>
14897 PR middle-end/35823
14898 * fold-const.c (optimize_minmax_comparison): Use the correct
14899 type for the constant in the simplified comparison.
14901 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
14903 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
14904 Pass L2 size as "--param l2-cache-size" to the compiler.
14905 (decode_l2_cache): New function to decode L2 cache parameters using
14906 0x8000006 extended cpuid function.
14907 (detect_caches_amd): Determine parameters of L2 cache using
14908 decode_l2_caches function.
14909 (decode_caches_intel): Decode L2 cache parameters.
14910 (detect_caches_intel): Determine L2 cache parameters using
14911 decode_caches_intel and decode_l2_caches functions.
14913 2008-04-03 Bob Wilson <bob.wilson@acm.org>
14915 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
14916 secondary input reload for subword loads from the constant pool.
14918 2008-04-03 Janis Johnson <janis187@us.ibm.com>
14921 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
14922 constants of the appropriate size for runtime calculations.
14925 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
14926 decimal-float literal constant zero.
14928 2008-04-03 Jakub Jelinek <jakub@redhat.com>
14931 * c-parser.c (c_parser_omp_atomic): Call
14932 default_function_array_conversion on the RHS.
14934 PR middle-end/35818
14935 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
14936 call is_variable_sized if decl has incomplete type.
14938 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
14940 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
14942 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
14944 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
14946 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
14947 (sgt<u>): Merge sgt and sgtu into new expander.
14948 (sgt, sgtu): Remove expanders.
14949 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
14950 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
14951 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
14952 *sgtu_<mode>_mips16 into new pattern.
14953 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
14954 (sge<u>): Merge sge and sgeu into new expander.
14955 (sge, sgeu): Remove expanders.
14956 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
14958 (*sge_<mode>, second *sge_<mode>): Remove patterns.
14959 (slt<u>): Merge slt and sltu into new expander.
14960 (slt, sltu): Remove expanders.
14961 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
14962 (*slt_<mode>, *sltu_<mode>): Remove patterns.
14963 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
14964 *sltu_<mode>_mips16 into new pattern.
14965 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
14966 (sle<u>): Merge sle and sleu into new expander.
14967 (sle, sleu): Remove expanders.
14968 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
14969 (*sle_<mode>, *sleu_<mode>): Remove patterns.
14970 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
14971 *sleu_<mode>_mips16 into new pattern.
14972 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
14974 2008-04-03 Jan Hubicka <jh@suse.cz>
14976 PR tree-optimization/35795
14977 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
14978 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14979 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
14980 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
14981 * score/score3.c (score3_output_mi_thunk): Likewise.
14982 * score/score7.c (score7_output_mi_thunk): Likewise.
14983 * mips/mips.c (mips_output_mi_thunk): Likewise.
14985 2008-04-03 Richard Guenther <rguenther@suse.de>
14987 * tree-vrp.c (extract_range_from_unary_expr): Handle all
14988 conversions. Simplify code.
14990 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
14992 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
14994 2008-04-03 Tom Tromey <tromey@redhat.com>
14995 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14997 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
14998 * config/bfin/t-bfin-linux (generated_files): Add
14999 linux-sysroot-suffix.h.
15000 * doc/install.texi (Prerequisites): Require make 3.80.
15001 * doc/sourcebuild.texi (Front End Directory): Document new
15003 * Makefile.in (generated_files): New variable.
15004 (ALL_HOST_OBJS): New variable.
15005 ($(ALL_HOST_OBJS)): New target.
15007 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
15009 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
15010 (remap_block): Call id->transform_lang_insert_block instead
15012 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
15013 Set id.transform_lang_insert_block to NULL.
15014 (clone_body): Move to cp/optimize.c
15015 * tree-inline.h (struct copy_body_data): Change
15016 transform_lang_insert_block to function pointer.
15017 (copy_generic_body, copy_decl_no_change): Export.
15018 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
15019 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
15020 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
15022 * c-tree.h (insert_block): Kill.
15023 * c-decl.c (insert_block): Kill.
15025 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
15027 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
15028 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
15029 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
15031 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
15032 argument, call {push,pop}_function_context from here.
15033 * c-parser.c: Use c_{push,pop}_function_context.
15035 * function.c (push_function_context_to): Move meat ...
15036 (push_function_context): ... here. Simplify.
15037 * function.c (pop_function_context_from): Move meat ...
15038 (pop_function_context): ... here. Simplify.
15039 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
15041 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
15042 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
15043 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
15044 * tree.h (push_function_context_to, pop_function_context_from): Remove.
15046 2008-04-03 Ben Elliston <bje@au.ibm.com>
15048 * expmed.c (extract_force_align_mem_bit_field): Remove.
15050 2008-04-03 Richard Guenther <rguenther@suse.de>
15052 PR middle-end/35800
15053 * expr.h (try_casesi): Adjust prototype.
15054 * expr.c (try_casesi): Take fallback label as extra parameter.
15055 Use that for gen_casesi if default_label is NULL.
15056 * stmt.c (expand_case): Pass fallback label to try_casesi,
15057 make sure to fill gaps with a fallback label if default_label
15060 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
15063 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
15065 2008-04-03 Ben Elliston <bje@au.ibm.com>
15067 * expmed.c (extract_split_bit_field): Remove if (0) code.
15068 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
15069 (do_ds_constraint): Likewise.
15071 2008-04-02 Joseph Myers <joseph@codesourcery.com>
15073 * doc/cppopts.texi (-dU): Document.
15074 * c-common.h (flag_dump_macros): Update comment.
15075 * c-opts.c (handle_OPT_d): Handle -dU.
15076 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
15077 dump_queued_macros, cb_used_define, cb_used_undef): New.
15078 (init_pp_output): Handle -dU.
15079 (cb_line_change): Call dump_queued_macros.
15080 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
15082 2008-04-02 Anatoly Sokolov <aesok@post.ru>
15084 * config/avr/predicates.md (io_address_operand): New predicate.
15085 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
15086 * config/avr/avr.c (avr_io_address_p): Remove function.
15087 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
15088 'avr_io_address_p' function.
15089 (out_movhi_r_mr): (Ditto.).
15090 (out_movqi_mr_r): (Ditto.).
15091 (out_movhi_mr_r): (Ditto.).
15092 (avr_address_cost): (Ditto.).
15094 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
15096 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
15097 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
15098 in 32bit mode when XMM registers are available to avoid store
15100 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
15101 corresponding post-reload splitters.
15103 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
15105 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
15106 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
15107 __builtin_ia32_roundss.
15108 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
15109 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
15110 __builtin_ia32_roundss.
15111 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
15112 IX86_BUILTIN_SHUFPD here.
15114 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
15116 * config/i386/i386.md (plogic): New.
15117 (plogicprefix): Likewise.
15119 * config/i386/mmx.md (mmx_<code><mode>3): New.
15120 (mmx_and<mode>3): Removed.
15121 (mmx_ior<mode>3): Likewise.
15122 (mmx_xor<mode>3): Likewise.
15124 * config/i386/sse.md (<code><mode>3): New.
15125 (*<code><mode>3): Likewise.
15126 (*<code><mode>3): Likewise.
15127 (<code><mode>3): Likewise.
15128 (*sse_<code><mode>3): Likewise.
15129 (*sse2_<code><mode>3): Likewise.
15130 (<code>tf3): Likewise.
15131 (*<code>tf3): Likewise.
15132 (and<mode>3): Likewise.
15133 (*and<mode>3): Likewise.
15134 (ior<mode>3): Removed.
15135 (*ior<mode>3): Likewise.
15136 (xor<mode>3): Likewise.
15137 (*xor<mode>3): Likewise.
15138 (*and<mode>3): Likewise.
15139 (*ior<mode>3): Likewise.
15140 (*xor<mode>3): Likewise.
15141 (and<mode>3): Likewise.
15142 (*sse_and<mode>3): Likewise.
15143 (*sse2_and<mode>3): Likewise.
15144 (andtf3): Likewise.
15145 (*andtf3): Likewise.
15146 (ior<mode>3): Likewise.
15147 (*sse_ior<mode>3): Likewise.
15148 (*sse2_ior<mode>3): Likewise.
15149 (iortf3): Likewise.
15150 (*iortf3): Likewise.
15151 (xor<mode>3): Likewise.
15152 (*sse_xor<mode>3): Likewise.
15153 (*sse2_xor<mode>3): Likewise.
15154 (xortf3): Likewise.
15155 (*xortf3): Likewise.
15157 2008-04-02 Richard Guenther <rguenther@suse.de>
15159 PR tree-optimization/14495
15160 PR tree-optimization/34793
15161 * tree-vrp.c (struct switch_update): New structure.
15162 (to_remove_edges, to_update_switch_stmts): New VECs.
15163 (simplify_switch_using_ranges): New function. Remove not taken
15164 case labels and edges.
15165 (simplify_stmt_using_ranges): Call it.
15166 (identify_jump_threads): Mark edges we have queued for removal
15167 so we don't thread them.
15168 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
15170 * tree-cfg.c (group_case_labels): Deal with missing default label.
15171 (tree_verify_flow_info): Allow missing default label.
15172 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
15173 (emit_case_nodes): Likewise.
15174 (expand_case): Do not rely on the default label to be present.
15175 * expr.c (try_casesi): Deal with NULL default_label.
15176 (do_tablejump): Likewise.
15178 2008-04-02 Richard Guenther <rguenther@suse.de>
15180 PR tree-optimization/14495
15181 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
15182 SWITCH_EXPR here ...
15183 (vrp_visit_switch_stmt): ... but here (new function).
15184 (find_case_label_index): New helper function.
15185 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
15187 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15189 * fwprop.c: Fix ISO-C99ism.
15191 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15194 * Makefile.in (objdir): Set it here.
15195 * configure.ac: Not here. Find dynamic linker characteristics.
15196 * exec-tool.in: Use them.
15197 * aclocal.m4: Regenerate.
15198 * configure: Regenerate.
15200 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15202 * expr.c (expand_var): Delete it.
15203 * expr.h (expand_var): Delete prototype.
15204 * function.c (expand_function_start): Use expand_decl instead.
15205 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
15208 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
15210 PR rtl-optimization/35542
15211 * fwprop.c (forward_propagate_and_simplify): Replace
15212 loc_reg_mentioned_in_p with reg_mentioned_p.
15214 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15216 PR rtl-optimization/35281
15217 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
15218 (propagate_rtx_1): Handle PR_HANDLE_MEM.
15219 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
15220 (varying_mem_p): Move above propagate_rtx.
15221 (all_uses_available_at): Do not check MEMs.
15223 2008-04-02 Rafael Espindola <espindola@google.com>
15225 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
15226 (register_edge_assert_for_2): Split the cond argument.
15227 (register_edge_assert_for_1): Adjust for the change in
15228 register_edge_assert_for_2.
15229 (register_edge_assert_for): Split the cond argument.
15230 (find_switch_asserts): Adjust for the change in
15231 register_edge_assert_for.
15233 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
15235 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
15236 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
15237 offsets for 64-bit mingw.
15238 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
15239 abi for x86_64-pc-mingw.
15241 2008-04-02 Richard Guenther <rguenther@suse.de>
15243 * tree-vrp.c (extract_range_from_assert): Make sure to not
15244 produce range min/max with TREE_OVERFOW set.
15245 If merging a anti-range and a range keep the anti-range if
15246 the range covers all values of the type.
15247 (register_edge_assert_for_2): Only allow sign-changing
15248 conversions in detecting canonical range checks. Also
15249 register an assert for the unsigned name if useful.
15251 PR tree-optimization/35787
15252 * tree-vrp.c (vrp_val_max): New function.
15253 (vrp_val_min): Likewise.
15254 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
15255 (vrp_val_is_min): Likewise.
15256 (supports_overflow_infinity): Use vrp_val_{min,max}.
15257 (negative_overflow_infinity): Likewise.
15258 (positive_overflow_infinity): Likewise.
15259 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
15260 (is_positive_overflow_infinity): Likewise.
15261 (is_overflow_infinity): Likewise.
15262 (avoid_overflow_infinity): Use vrp_val_{min,max} and
15263 vrp_val_is_{min,max}.
15264 (set_and_canonicalize_value_range): Canonicalize anti-ranges
15265 to ranges if possible. Avoid empty ranges.
15267 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15269 PR middle-end/35705
15270 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
15271 the expression is a function address.
15273 2008-04-01 George Helffrich <george@gcc.gnu.org>
15275 PR fortran/35154, fortran/23057
15276 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
15277 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
15278 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
15279 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
15281 (dbxout_syms): Check for COMMON-based symbol and wrap in
15282 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
15283 in bracket for efficiency.
15285 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
15286 using DW_TAG_common_block + member offset.
15287 (add_pubname_string): New function.
15288 (dw_expand_expr): New function to find block name and offset for
15290 (common_check): New function to check whether symbol in Fortran COMMON.
15291 (gen_variable_die): If COMMON, use DW_TAG_common_block.
15293 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
15296 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
15298 2008-04-02 Ben Elliston <bje@au.ibm.com>
15300 * config/v850/v850.md (casesi): Remove if (0) code.
15301 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
15302 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
15304 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
15306 * config/i386/i386.md (rex64suffix): New mode attribute.
15307 (floathi<mode>2): Disable expander for SSE math.
15308 (*floathi<mode>2_1): New insn insn_and_split pattern.
15309 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
15310 corresponding post-reload splitters.
15311 (*floathi<mode>2_i387): New macroized insn pattern.
15312 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
15313 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
15314 insn_and_split pattern.
15315 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
15316 New macroized instruction patterns and corresponding post-reload
15318 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
15319 and corresponding post-reload splitters.
15320 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
15321 New macroized instruction patterns.
15322 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
15323 macroized instruction patterns and corresponding post-reload splitters.
15324 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
15325 corresponding post-reload splitters.
15326 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
15327 New macroized instruction patterns.
15328 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
15329 corresponding post-reload splitters.
15330 (*floatsi<mode>2_i387): New macroized instruction patterns.
15332 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
15334 * config/i386/i386.md (smaxmin): New.
15335 (umaxmin): Likewise.
15336 (maxminiprefix): Likewise.
15337 (maxminfprefix): Likewise.
15338 (<code><mode>3): Likewise.
15339 (smin<mode>3): Removed.
15340 (smax<mode>3): Likewise.
15342 * config/i386/mmx.md (mmx_<code>v2sf3): New.
15343 (mmx_<code>v4hi3): Likewise.
15344 (mmx_<code>v8qi3): Likewise.
15345 (mmx_smaxv2sf3): Removed.
15346 (mmx_sminv2sf3): Likewise.
15347 (mmx_umaxv8qi3): Likewise.
15348 (mmx_smaxv4hi3): Likewise.
15349 (mmx_uminv8qi3): Likewise.
15350 (mmx_sminv4hi3): Likewise.
15352 * config/i386/sse.md (<addsub><mode>3): New.
15353 (*<addsub><mode>3): Likewise.
15354 (<sse>_vm<addsub><mode>3): Likewise.
15355 (<maxmin><mode>3): Likewise.
15356 (*<maxmin><mode>3_finite): Likewise.
15357 (*<maxmin><mode>3): Likewise.
15358 (<sse>_vm<maxmin><mode>3): Likewise.
15359 (sse3_h<addsub>v4sf3): Likewise.
15360 (sse3_h<addsub>v2df3): Likewise.
15361 (<maxmin>v16qi3): Likewise.
15362 (*<maxmin>v16qi3): Likewise.
15363 (<maxmin>v8hi3): Likewise.
15364 (*<maxmin>v8hi3): Likewise.
15365 (*sse4_1_<maxmin><mode>3): Likewise.
15366 (*sse4_1_<maxmin><mode>3): Likewise.
15367 (add<mode>3): Removed.
15368 (*add<mode>3): Likewise.
15369 (<sse>_vmadd<mode>3): Likewise.
15370 (sub<mode>3): Likewise.
15371 (*sub<mode>3): Likewise.
15372 (<sse>_vmsub<mode>3): Likewise.
15373 (smin<mode>3): Likewise.
15374 (*smin<mode>3_finite): Likewise.
15375 (*smin<mode>3): Likewise.
15376 (<sse>_vmsmin<mode>3): Likewise.
15377 (smax<mode>3): Likewise.
15378 (*smax<mode>3_finite): Likewise.
15379 (*smax<mode>3): Likewise.
15380 (<sse>_vmsmax<mode>3): Likewise.
15381 (sse3_haddv4sf3): Likewise.
15382 (sse3_haddv2df3): Likewise.
15383 (sse3_hsubv4sf3): Likewise.
15384 (sse3_hsubv2df3): Likewise.
15385 (umaxv16qi3): Likewise.
15386 (*umaxv16qi3): Likewise.
15387 (smaxv8hi3): Likewise.
15388 (*smaxv8hi3): Likewise.
15389 (*sse4_1_smax<mode>3): Likewise.
15390 (*sse4_1_umax<mode>3): Likewise.
15391 (uminv16qi3): Likewise.
15392 (*uminv16qi3): Likewise.
15393 (sminv8hi3): Likewise.
15394 (*sminv8hi3): Likewise.
15395 (*sse4_1_smin<mode>3): Likewise.
15396 (*sse4_1_umin<mode>3): Likewise.
15398 2008-04-01 Rafael Espindola <espindola@google.com>
15400 * tree-cfg.c (verify_expr): remove in_phi.
15401 (verify_stmt): Don't call walk_tree with verify_expr. Use
15402 is_gimple_min_invariant instead of is_gimple_val.
15404 2008-04-01 Joseph Myers <joseph@codesourcery.com>
15406 * doc/include/gpl_v3.texi: Update for manpage generation.
15407 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
15409 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
15410 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
15411 gpl_v3.texi instead of gpl.texi.
15414 2008-04-01 Jakub Jelinek <jakub@redhat.com>
15417 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
15419 2008-04-01 Rafael Espindola <espindola@google.com>
15421 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
15422 (extract_code_and_val_from_cond): Use
15423 extract_code_and_val_from_cond_with_ops.
15425 2008-04-01 Jan Hubicka <jh@suse.cz>
15427 * function.c (free_after_compilation): Free epilogue_delay_list.
15428 (prepare_function_start): Assert that previous compilation was freed.
15430 2008-04-01 Jan Hubicka <jh@suse.cz>
15431 Jim Wilson <wilson@tuliptree.org>
15432 Andreas Tobler <andreast@gcc.gnu.org>
15434 PR middle-end/35781
15435 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
15436 rtl.emit instead cfun->emit.
15437 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
15438 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
15440 2008-04-01 Ben Elliston <bje@au.ibm.com>
15442 * doc/c-tree.texi (Function Basics): Fix grammatical error.
15444 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
15446 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
15448 (fprofile-use): Add var flag_profile_use
15449 * coverage.c (coverage_begin_output): Do not open a gcno file for
15450 output only if -ftest-coverage is set.
15451 Do not add getpwd() to gcda file path.
15452 (build_gcov_info): Check the new flag
15453 flag_profile_datafile_relative_path.
15454 (coverage_init): Use profile_data_prefix.
15455 Read profile counter only if flag_profile_use is set.
15456 * opts.c (common_handle_option): New option fprofile-use=,
15457 fprofile-dir=, fprofile-generate=.
15458 * toplev.c (profile_data_prefix): New variable definition.
15459 * toplev.h (profile_data_prefix): New declaration.
15460 * doc/invoke.tex (Option Summary, Optimization Options):
15463 2008-03-31 James E. Wilson <wilson@tuliptree.org>
15465 * varasm.c (output_constant_pool_1): In LABEL_REF check,
15466 use tmp consistently.
15469 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
15470 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15471 UNSPEC_FR_RECIP_APPROX_RES.
15472 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
15474 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
15477 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
15479 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
15481 PR middle-end/30186
15482 * fold-const.c (fold_indirect_ref_1): Support accessing non first
15483 element of the vector via a pointer.
15485 2008-03-31 Ian Lance Taylor <iant@google.com>
15487 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
15489 2008-03-31 Jan Hubicka <jh@suse.cz>
15491 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15492 get_arg_pointer_save_area.
15493 * expr.c (init_expr): Just clear out rtl.expr.
15494 * function.c (free_after_compilation): Clear out whole RTL structure.
15495 (get_func_frame_size): Merge into ...
15496 (get_frame_size): ... this one.
15497 (assign_stack_local_1): Merge into ...
15498 (assign_stack_local): ... this one.
15499 (expand_function_end): Update call of get_arg_pointer_save_area.
15500 (get_art_pointer_save_area): Remove cfun argument.
15501 * function.h (emit_status): regno_pointer_align does not need length
15502 attribute. Move x_regno_reg_rtx to ...
15503 (regno_reg_rtx): ... new global array.
15504 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
15505 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
15506 apply_args_value, forced_labels, stack_pointer_delta):
15508 (struct varasm_status): Move here from varasm.c
15509 (struct rtl_data): New. Move here some fields from struct function.
15510 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15511 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15512 used_temp_slots avail_temp_slots, temp_slot_level,
15513 nonlocal_goto_handler_labels): Update accesstors.
15514 (rtl): New global variable.
15515 (struct function): Move some fileds to rtl_data.
15516 (get_arg_pointer_save_area): Update prototype.
15517 * emit-rtl.c (rtl): Declare.
15518 (regno_reg_rtx): Declare.
15519 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15521 (gen_reg_rtx): Update.
15522 (init_virtual_regs): Do not tate emit_status argument.
15523 (init_emit): Do not allocate emit.
15524 * varasm.c (varasm_statuc): Move to function.h.
15525 (n_deferred_constatns): Update accestor.
15526 (init_varasm_status): Do not allocate varasm_status.
15527 (force_const_mem, get_pool_size, output_constant_pool): Update.
15528 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15529 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15531 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
15533 PR rtl-optimization/35729
15534 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
15537 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
15540 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
15541 load/store if memory is unaligned.
15542 (*movti_rex64): Likewise.
15544 * config/i386/predicates.md (misaligned_operand): New.
15546 2008-03-31 Andrew Pinski <pinskia@gmail.com>
15549 * tree-ssa-phiopt.c (conditional_replacement): Return early for
15552 2008-03-31 Jan Beulich <jbeulich@novell.com>
15554 * config/ia64/constraints.md: Add 'j' constraint.
15555 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
15556 (movdi_internal): Likewise.
15558 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
15561 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
15563 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
15566 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
15567 proper error message for the third argument on blendpd and
15570 * config/i386/sse.md (blendbits): New.
15571 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
15573 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
15575 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
15577 2008-03-30 Richard Guenther <rguenther@suse.de>
15579 PR middle-end/31023
15580 * fold-const.c (fold_sign_changed_comparison): Do leave
15581 conversions to base-types alone.
15583 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15585 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
15586 the link register if one altivec register is be saved.
15588 2008-03-30 Ben Elliston <bje@au.ibm.com>
15590 * final.c (final_scan_insn): Remove if (0) code.
15592 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
15594 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
15596 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
15598 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
15599 of V4SFmode to ix86_binary_operator_ok.
15601 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
15603 * config/i386/i386.c (override_options): Initialize
15604 ix86_veclib_handler to ix86_veclibabi_svml when
15605 -mveclibabi=svml is used.
15606 (ix86_veclibabi_svml): New function for SVML ABI style
15607 vectorization support.
15608 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
15610 2008-03-28 Rafael Espindola <espindola@google.com>
15612 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
15613 (tree_binary_nonnegative_warnv_p): Make it public.
15614 (tree_single_nonnegative_warnv_p): Make it public.
15615 (tree_invalid_nonnegative_warnv_p): Make it public.
15616 (tree_unary_nonzero_warnv_p): Make it public.
15617 (tree_binary_nonzero_warnv_p): Make it public
15618 (tree_single_nonzero_warnv_p): Make it public.
15619 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
15620 (extract_range_from_binary_expr): Split the expr argument.
15621 (extract_range_from_unary_expr): Split the expr argument.
15622 (extract_range_from_comparison): Split the expr argument.
15623 (extract_range_from_expr): Use the new aux functions.
15624 (vrp_evaluate_conditional_warnv): Use
15625 vrp_evaluate_conditional_warnv_with_ops.
15626 * tree.h (tree_unary_nonzero_warnv_p): Declare.
15627 (tree_binary_nonzero_warnv_p): Declare.
15628 (tree_single_nonzero_warnv_p): Declare.
15629 (tree_expr_nonzero_warnv_p): Declare.
15630 (tree_unary_nonnegative_warnv_p): Declare.
15631 (tree_binary_nonnegative_warnv_p): Declare.
15632 (tree_single_nonnegative_warnv_p): Declare.
15633 (tree_invalid_nonnegative_warnv_p): Declare.
15635 2008-03-28 Richard Guenther <rguenther@suse.de>
15637 PR tree-optimization/30317
15638 PR tree-optimization/30911
15639 PR tree-optimization/34793
15640 * tree-vrp.c (set_and_canonicalize_value_range): New function.
15641 (struct assert_locus_d): New member EXPR.
15642 (register_new_assert_for): Add EXPR parameter to support
15643 ASSERT_EXPR <name, expr OP limit>.
15644 (register_edge_assert_for_1): Adjust callers.
15645 (find_assert_locations): Likewise.
15646 (process_assert_insertions_for): Build condition from expression.
15647 (extract_range_from_assert): Handle ASSERT_EXPRs
15648 of the form ASSERT_EXPR <name, expr OP limit>.
15649 (register_edge_assert_for_2): New helper registering
15650 asserts for comparisons. Recognize range tests of the form
15651 (unsigned)i - CST1 OP CST2.
15652 (register_edge_assert_for_1): Use it.
15653 (register_edge_assert_for): Likewise.
15654 (needs_overflow_infinity): Integer sub-types
15655 do not need overflow infinities.
15656 (vrp_val_is_max): The extreme values of integer sub-types
15657 are those of the base type.
15658 (vrp_val_is_min): Likewise.
15659 * tree.def (ASSERT_EXPR): Document extra allowed conditional
15662 2008-03-28 Nick Clifton <nickc@redhat.com>
15665 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
15666 Return GENERAL_REGS for stack adjustment reloads.
15668 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15671 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
15672 const_vector when all the vectors are constant.
15674 2008-03-27 Bob Wilson <bob.wilson@acm.org>
15676 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
15678 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
15679 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
15681 (s<code>_sf): Use new scc_sf attribute for opcode names.
15683 2008-03-27 Tom Tromey <tromey@redhat.com>
15685 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
15686 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
15687 config/spu/t-spu-elf, config/i386/t-interix,
15688 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
15689 config/i386/x-darwin, config/i386/x-mingw32,
15690 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
15691 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
15692 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
15693 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
15694 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
15695 config/rs6000/x-darwin, config/rs6000/t-rs6000,
15696 config/score/t-score-elf, config/arm/t-strongarm-pe,
15697 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
15698 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
15699 Revert automatic dependency patch.
15701 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
15704 * config/i386/i386.c (ix86_function_arg_boundary): Align
15705 decimal floating point to its natural boundary.
15707 2008-03-27 Richard Guenther <rguenther@suse.de>
15709 PR middle-end/35716
15710 * fold-const.c (fold_comparison): Restrict distinct decl
15711 comparison folding to VAR_DECLs and PARM_DECLs. Do not
15712 solely rely on operand_equal_p.
15714 2008-03-27 Richard Guenther <rguenther@suse.de>
15717 * c-common.c (handle_weak_attribute): Reject combination of
15720 2008-03-27 Richard Guenther <rguenther@suse.de>
15722 PR tree-optimization/32810
15723 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
15724 conversions from DECL_INITIAL.
15725 (fold_const_aggregate_ref): Likewise from constructor elements.
15727 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
15729 * tree-affine.h (aff_combination_expand): Declare.
15730 (get_inner_reference_aff): Likewise.
15731 * tree-affine.c (aff_combination_expand): Split out from
15732 tree_to_aff_combination_expand.
15733 (get_inner_reference_aff): New function.
15734 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
15735 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
15736 (struct lim_aux_data): sm_done field removed.
15737 (mem_ref_loc_p, mem_ref_locs_p): New types.
15738 (struct mem_ref): Added id, stored, accesses_in_loop,
15739 indep_loop, dep_loop, indep_ref, dep_ref fields.
15740 Removed is_stored, locs and next fields.
15741 (memory_accesses): New variable.
15742 (movement_possibility): Do not allow moving statements
15743 that store to memory.
15744 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
15746 (determine_max_movement): For statements with memory references,
15747 find the outermost loop in that the reference is independent.
15748 (move_computations_stmt): Mark the virtual operands for renaming.
15749 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
15750 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
15751 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
15752 add_vop_ref_mapping, create_vop_ref_mapping_loop,
15753 create_vop_ref_mapping, analyze_memory_references,
15754 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
15755 get_all_locs_in_loop, ref_always_accessed_p,
15756 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
15757 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
15758 store_motion_loop, store_motion): New functions.
15759 (struct vop_to_refs_elt): New type.
15760 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
15761 memref_hash, memref_eq, hoist_memory_references): Rewritten.
15762 (schedule_sm): Replaced by...
15763 (execute_sm): ... this.
15764 (determine_lsm_ref, hoist_memory_references,
15765 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
15766 find_more_ref_vops, free_mem_ref, free_mem_refs,
15767 determine_lsm_loop, determine_lsm): Removed.
15768 (tree_ssa_lim_finalize): Free data structures used by store motion.
15769 (tree_ssa_lim): Call analyze_memory_references. Use
15770 store_motion instead of determine_lsm.
15772 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
15774 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
15775 rename tmake_file to m68hc11/t-m68hc11.
15776 (mcore): Set inhibit_libc to true.
15777 * config.host (alpha*-dec-*vms*): Set extra_programs.
15778 (interix3*): Don't use host_xmake_file.
15779 * configure.ac: Let config.gcc override inhibit_libc.
15780 * configure: Regenerate.
15782 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
15783 * config/t-openbsd-thread: Remove commented out lines.
15785 * config/x-interix: Remove.
15787 * config/m68hc11/t-m68hc11-gas: Rename to...
15788 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
15790 * config/mcore/t-mcore: Remove T_CFLAGS.
15791 * config/mcore/t-mcore-pe: Likewise.
15793 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
15795 * configure.ac: Replace custom __GNU_SOURCE test with
15796 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
15797 * aclocal.m4: Regenerate.
15798 * configure: Regenerate.
15799 * config.in: Regenerate.
15801 2008-03-27 Richard Guenther <rguenther@suse.de>
15803 * fold-const.c (target.h): Include.
15804 (fold_comparison): Fold comparison of addresses of decls
15805 that bind locally or of constants. Consolidate address folding code.
15806 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
15807 results from fold_binary_to_constant.
15808 (compare_values_warnv): Likewise.
15810 2008-03-27 Andrew Pinski <pinskia@gmail.com>
15812 PR middle-end/35429
15813 * fold-const.c (fold_truthop): Check for integeral types when folding
15814 a == 0 && b == 0 and a != 0 || b != 0 .
15816 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
15818 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
15820 2008-03-26 Andreas Schwab <schwab@suse.de>
15822 * doc/invoke.texi: Fix use of @item vs. @itemx.
15824 2008-03-26 Tom Tromey <tromey@redhat.com>
15826 * Makefile.in (build/gensupport.o, build/print-rtl.o,
15827 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
15828 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
15829 build/gencodes.o, build/genconditions.o, build/genconfig.o,
15830 build/genconstants.o, build/genemit.o, build/genextract.o,
15831 build/genflags.o, build/genmddeps.o, build/genopinit.o,
15832 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
15835 2008-03-26 Richard Guenther <rguenther@suse.de>
15838 2008-03-26 Richard Guenther <rguenther@suse.de>
15840 * fold-const.c (target.h): Include.
15841 (fold_comparison): Fold comparison of addresses of two decls
15842 that bind locally. Consolidate address folding code.
15844 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15846 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
15847 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
15848 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
15849 dconstsqrt2, dconstthird, dconste and/or dconst10.
15850 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
15851 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
15852 dconstsqrt2, dconste): Delete.
15853 (init_emit_once): Likewise. Simplify initializing dconstm1.
15855 * real.c (get_real_const): New.
15856 * real.h (dconst3, dconst10, dconstm2, dconstthird,
15857 dconstsqrt2, dconste): Delete.
15858 (real_value_const, get_real_const): New.
15860 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
15862 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
15864 * config/i386/i386.c (ix86_function_arg_boundary): Check
15865 BIGGEST_ALIGNMENT instead of 128.
15866 (setup_incoming_varargs_64): Likewise.
15868 2008-03-26 Tom Tromey <tromey@redhat.com>
15870 * Makefile.in (DEPFILES): Add missing '/'.
15872 2008-03-26 Richard Guenther <rguenther@suse.de>
15874 * fold-const.c (target.h): Include.
15875 (fold_comparison): Fold comparison of addresses of two decls
15876 that bind locally. Consolidate address folding code.
15878 2008-03-26 Nick Clifton <nickc@redhat.com>
15881 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
15882 not allow INT+INT as a legitimate addressing mode.
15884 2008-03-26 Richard Guenther <rguenther@suse.de>
15886 * tree-flow.h (widen_bitfield): Remove declaration.
15887 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
15888 (widen_bitfield): Remove function.
15889 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
15892 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15895 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
15898 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
15900 PR rtl-optimization/35232
15901 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
15902 (forget_old_reloads_1, forget_marked_reloads): Don't clear
15903 reg_reloaded_call_part_clobbered here.
15904 (reload_regs_reach_end_p): New function.
15905 (reload_reg_rtx_for_input): New variable.
15906 (reload_reg_rtx_for_output): Likewise.
15907 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
15908 when reassigning a pseudo register. Load reloadreg from
15909 reload_reg_rtx_for_input, moving the mode and register
15911 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
15912 instead of the original when deciding whether an input reload
15913 would be a no-op or whether an output reload can be deleted.
15914 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
15915 when setting up new_spill_reg_store. Load it from
15916 reload_reg_rtx_for_output, moving the mode and register
15918 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
15919 instead of the original when deciding whether an output reload
15920 would be a no-op. Do the same when modifying insn notes.
15921 Use rtx_equal_p instead of == to compare the registers.
15922 (inherit_piecemeal_p): Take a mode and two register numbers
15924 (emit_reload_insns): Clear new_spill_reg_store for every hard
15925 register in the reload register. Remove spill registers
15926 from reg_reloaded_valid before considering whether to record
15927 inheritance information for them. Use reload_reg_rtx_for_output
15928 instead of reg_rtx when recording output reloads. Use
15929 reload_reg_rtx_for_input instead of reg_rtx when recording
15930 input reloads. Set or clear reg_reloaded_call_part_clobbered
15931 at the same time as setting reg_reloaded_valid.
15932 (delete_output_reload): Add a new_reload_reg parameter and use it
15933 instead of rld[j].reg_rtx.
15934 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
15937 2008-03-25 Tom Tromey <tromey@redhat.com>
15939 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
15940 (build/genattr.o): Likewise.
15941 (build/genattrtab.o): Likewise.
15942 (build/gencodes.o): Likewise.
15943 (build/genconfig.o): Likewise.
15944 (build/genconstants.o): Likewise.
15945 (build/genemit.o): Likewise.
15946 (build/genextract.o): Likewise.
15947 (build/genflags.o): Likewise.
15949 2008-03-25 Bob Wilson <bob.wilson@acm.org>
15951 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
15952 instead of size_int for integer types.
15953 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
15954 to match type of MINUS_EXPR.
15956 2008-03-25 Tom Tromey <tromey@redhat.com>
15958 * configure: Rebuilt.
15959 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
15962 2008-03-25 Tom Tromey <tromey@redhat.com>
15964 * config/x-solaris (host-solaris.o): Update.
15965 * config/x-linux (host-linux.o): Update.
15966 * config/x-hpux (host-hpux.o): Update.
15967 * config/x-darwin (host-darwin.o): Update.
15968 * config/v850/t-v850e (v850-c.o): Update.
15969 * config/v850/t-v850 (v850-c.o): Update.
15970 * config/t-vxworks (vxworks.o): Update.
15971 * config/t-sol2 (sol2-c.o, sol2.o): Update.
15972 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
15973 * config/spu/t-spu-elf (spu-c.o): Update.
15975 * config/sh/t-symbian (sh-c.o): Update.
15976 (symbian.o): Update.
15977 * config/sh/t-sh (sh-c.o): Update.
15978 * config/score/t-score-elf (score7.o, score3.o): Update.
15979 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
15980 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
15981 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
15982 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
15983 (rs6000.o): Remove.
15984 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
15985 * config/m32c/t-m32c (m32c-pragma.o): Update.
15986 * config/ia64/t-ia64 (ia64-c.o): Update.
15987 * config/i386/x-mingw32 (host-mingw32.o): Update.
15988 * config/i386/x-i386 (driver-i386.o): Update.
15989 * config/i386/x-darwin (host-i386-darwin.o): Update.
15990 * config/i386/x-cygwin (host-cygwin.o): Update.
15991 * config/i386/t-nwld (nwld.o): Update.
15992 * config/i386/t-netware (netware.o): Update.
15993 * config/i386/t-interix (winnt.o): Update.
15994 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
15995 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
15996 msformat-c.o): Update.
15997 * config/bfin/t-bfin-linux (generated_files): Add
15998 linux-sysroot-suffix.h.
15999 * config/arm/t-wince-pe (pe.o): Update.
16000 * config/arm/t-strongarm-pe (pe.o): Update.
16001 * config/arm/t-pe (pe.o): Update.
16002 * config/arm/t-arm (arm-c.o): Update.
16003 * doc/install.texi (Prerequisites): Require make 3.80.
16004 * Makefile.in: Remove .o targets.
16005 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
16006 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
16007 (simple_generated_h, simple_generated_c): Move earlier.
16008 (generated_files): New variable.
16009 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
16010 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
16011 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
16012 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
16013 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
16014 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
16015 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
16016 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
16017 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
16018 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
16019 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
16020 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
16022 (COMPILE.base, COMPILE): New variables.
16023 (%.o): New pattern rule.
16024 (ALL_HOST_OBJS): New variable.
16025 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
16026 (dummy-checksum.o, cc1-checksum.o): Remove.
16027 (DRIVER_SHLIB): New variable.
16028 (DRIVER_DEFINES): Use it.
16029 (gencondmd.c): Move out of build/.
16030 (s-conditions): Update.
16031 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
16032 (ALL_BUILD_OBJS): Likewise.
16033 (build/%.o): Use BUILDCOMPILE.
16034 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
16035 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
16036 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
16037 build/gencheck.o, build/gencodes.o, build/genconditions.o,
16038 build/genconfig.o, build/genconstants.o, build/genemit.o,
16039 build/genextract.o, build/genflags.o, build/genmddeps.o,
16040 build/genopinit.o, build/genoutput.o, build/genpeep.o,
16041 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
16042 build/gen-protos.o, build/scan.o, build/fix-header.o,
16043 build/scan-decls.o): Simplify.
16044 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
16045 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
16046 prefix.o, toplev.o): Reduce to variable setting.
16047 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
16048 ($(out_object_file), gcc-options.o): New targets.
16049 ($(ALL_HOST_OBJS)): New target. Include dependency files.
16050 * configure: Rebuilt.
16051 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
16052 * doc/sourcebuild.texi (Front End Directory): Document new variable.
16054 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
16056 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
16057 complain when we hit an error, return ERROR_MARK_NODE.
16059 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16061 * config/sh/constraints.md (Pso, Psz): New constraints.
16062 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
16063 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
16065 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16067 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
16068 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
16070 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16072 * config/sh/sh.md (prefetch): Add condition for SH2A target.
16073 (prefetch_sh2a): New.
16075 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
16076 Naveen.H.S <naveen.hs@kpitcummins.com>
16078 * config/sh/constraints.md (I28): New constraint.
16079 * config/sh/sh.c (broken_move): Add support for movi20s.
16080 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
16082 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
16083 Jayant Sonar <Jayant.sonar@kpitcummins.com>
16084 Naveen.H.S <naveen.hs@kpitcummins.com>
16086 * config/sh/sh.c (SH_ATTRIBUTES): Define.
16087 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16088 (print_operand): Handle resbank in %@ operand code.
16089 (sh_encode_section_info): New.
16090 (push_regs): Add conditions for resbank.
16091 (sh_expand_epilogue): Likewise.
16092 (sh_insert_attributes): Likewise.
16093 (sh_attribute_table): Likewise.
16094 (sh_handle_resbank_handler_attribute): New.
16095 (sh2a_handle_function_vector_handler_attribute): New.
16096 (sh2a_is_function_vector_call): New.
16097 (sh2a_get_function_vector_number): New.
16098 (sh2a_function_vector_p): New.
16099 (sh_cfun_resbank_handler_p): New.
16100 * config/sh/sh.md (calli): Emit jsr/n if possible.
16101 (calli_tbr_rel): New.
16102 (calli_pcrel): Emit jsr/n if possible.
16103 (return_i): Emit rts/n if possible.
16104 (call_valuei_tbr_rel): New.
16105 (call_valuei_pcrel): Add condition for SH2A target.
16106 (call_value): Likewise.
16107 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
16108 (sh2a_get_function_vector_number): Likewise.
16109 (sh2a_is_function_vector_call): Likewise.
16110 * doc/extend.texi: Document TBR relative addressing of SH2A.
16111 (resbank): Add description for SH2A.
16113 2008-03-24 Richard Guenther <rguenther@suse.de>
16116 * gimplify.c (gimplify_modify_expr): For frontend type-correct
16117 pointer assignments change conversions according to middle-end rules.
16118 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
16119 * configure.ac: Include type checking in yes.
16120 * configure: Regenerate.
16122 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16124 * diagnostic.c (diagnostic_count_diagnostic): Delete.
16125 (diagnostic_report_diagnostic): Update. Handle ICEs here.
16127 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
16129 * gthr-vxworks.h (UNUSED): Define.
16131 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
16133 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
16135 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
16137 * doc/extend.texi (Function Attributes): Add missing comma in the
16138 example of the "alloc_size" attribute.
16140 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
16143 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
16145 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16148 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
16151 * stor-layout.c (update_alignment_for_field): Set minimum alignment
16152 of the underlying type of a MS bitfield layout to the natural
16153 alignment of the type.
16155 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
16157 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
16158 to their natural alignment to avoid store forwarding stalls.
16160 2008-03-22 Richard Guenther <rguenther@suse.de>
16162 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
16163 For PHI nodes verify the address is invariant.
16164 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
16165 (get_symbol_constant_value): Use is_gimple_min_invariant.
16166 (maybe_fold_stmt_indirect): Likewise.
16168 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
16170 PR rtl-optimization/33927
16171 * Makefile.in (dse.o): Depend on $(TM_P_H).
16172 * expr.h (extract_low_bits): Declare.
16173 * expmed.c (extract_low_bits): New function.
16174 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
16175 * dse.c: Include tm_p.h.
16176 (find_shift_sequence): Remove the read_reg argument and return the
16177 read value. Emit the instructions instead of returning them.
16178 Iterate on new_mode rather than calculating it each time.
16179 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
16180 source to NEW_MODE and extract_low_bits to convert the shifted
16181 value to READ_MODE.
16182 (replace_read): Allow the load and store to have different mode
16183 classes. Use extract_low_bits when SHIFT == 0. Create the shift
16184 or extraction instructions before trying the replacement. Update
16185 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
16187 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
16189 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
16190 to their natural alignment to avoid store forwarding stalls.
16192 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16195 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
16196 encouraging but not allowing gprs for input;
16197 change the input constraint to !f#r.
16198 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
16200 change the output constraint to !f#r.
16202 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
16205 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
16206 corresponding post-reload splitters.
16207 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
16208 when x87 FP math is selected.
16209 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
16210 New function prototype.
16211 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
16212 unreachable function to ease macroization of insn patterns.
16214 2008-03-21 Martin Jambor <mjambor@suse.cz>
16216 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
16217 reference dumps if ddr is NULL or dependence is unknown.
16219 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
16221 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
16222 unsigned extension into account.
16223 (ATOMIC_COMPARE_AND_SWAP): Likewise.
16224 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
16225 Do computations on a scratch register.
16227 2008-03-21 Richard Guenther <rguenther@suse.de>
16229 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
16230 Use is_gimple_min_invariant instead of TREE_INVARIANT.
16231 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
16232 * tree-ssa-dom.c (record_equality): Likewise.
16233 * tree-inline.c (copy_body_r): Likewise.
16234 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
16237 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
16239 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
16240 as 'delete_unused' argument.
16242 2008-03-20 Richard Guenther <rguenther@suse.de>
16244 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16245 special casing of constant qualifiers.
16246 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
16247 care about them in general.
16248 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
16249 regardless of their type.
16250 (fold_stmt_r): Forcefully fold *& if we end up with that.
16252 2008-03-20 Paul Brook <paul@codesourcery.com>
16254 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
16255 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
16257 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
16259 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
16260 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
16262 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
16264 * common.opt (Wmudflap): New option.
16265 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
16266 (mx_register_decls): Likewise.
16267 (mudflap_finish_file): Likewise.
16268 * doc/invoke.texi: Document -Wno-mudflap.
16270 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
16272 * c-format.c (replace_format_name_to_system_name): New.
16273 (cmp_attribs): New.
16274 (convert_format_name_to_system_name): New.
16275 (decode_format_attr): Add use of convert_format_name_to_system_name.
16276 (format_types_orig): Add gnu_ prefix to names.
16277 (check_format_info_main): Special treating of \0 escaped names for
16278 supporting multi-character format specifiers as I32, I64.
16279 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
16280 (gnu_target_overrides_format_attributes): New.
16281 * c-format.h: Add structure target_ovr_attr to hold
16282 system specific formatter names.
16283 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
16284 msformat-c.o file to c_target_objs and cxx_target_objs.
16285 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
16286 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
16287 (TARGET_N_FORMAT_TYPES): New.
16288 * config/i386/msformat-c.c: New.
16289 * config/i386/t-cygming: Add build rule for msformat-c.o.
16290 * doc/extend.texi: Add new format names gnu_* and ms_* and
16292 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
16294 2008-03-20 Ira Rosen <irar@il.ibm.com>
16296 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
16297 optimizations turned on under -O3.
16298 (ftree-vectorize): Add that the flag is turned on with -O3.
16300 2008-03-20 Ben Elliston <bje@au.ibm.com>
16302 * regmove.c (try_auto_increment): Fix spelling error in comment.
16303 * final.c (final_scan_insn): Likewise.
16305 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
16308 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
16309 allocator preferences for "y" and "r" class registers.
16310 ("*mov<mode>_internal"): Ditto.
16311 ("*movv2sf_internal_rex64"): Ditto.
16312 ("*movv2sf_internal"): Ditto.
16314 2008-03-19 Michael Matz <matz@suse.de>
16316 PR middle-end/35616
16317 * calls.c (expand_call): Check overlap of arguments with call
16318 address for sibcalls.
16320 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
16323 * stor-layout.c (update_alignment_for_field): Set minimum alignment
16324 of the underlying type of a MS bitfield layout to the natural
16325 alignment of the type.
16327 2008-03-19 Jan Hubicka <jh@suse.cz>
16330 * toplev.c (decode_d_option): Handle all CPP flags.
16331 * tree-vrp.c: Update tree_pass descriptors.
16332 * regrename.c: Update tree_pass descriptors.
16333 * fwprop.c: Update tree_pass descriptors.
16334 * doc/invoke.texi: Remove documentation of dropped -d? flags.
16335 * tree-into-ssa.c: Update tree_pass descriptors.
16336 * tree-dump.c: Update tree_pass descriptors.
16337 * tree-complex.c: Update tree_pass descriptors.
16338 * tree-dump.h: Update tree_pass descriptors.
16339 * see.c: Update tree_pass descriptors.
16340 * cgraphbuild.c: Update tree_pass descriptors.
16341 * tracer.c: Update tree_pass descriptors.
16342 * tree-loop-distribution.c: Update tree_pass descriptors.
16343 * cgraph.c: Update tree_pass descriptors.
16344 * postreload-gcse.c: Update tree_pass descriptors.
16345 * postreload.c: Update tree_pass descriptors.
16346 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
16347 * tree-tailcall.c: Update tree_pass descriptors.
16348 * tree-pass.h (tree_opt_pass): Rename to ...
16349 (opt_pass) ... this one; add "type" field and remove letter field.
16350 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
16351 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
16352 all_lowering_passes): Update declaration.
16353 * ipa-cp.c: Update tree_pass descriptors.
16354 * final.c: Update tree_pass descriptors.
16355 * omp-low.c: Update tree_pass descriptors.
16356 * tree-ssa-dse.c: Update tree_pass descriptors.
16357 * ipa-reference.c: Update tree_pass descriptors.
16358 * tree-ssa-uncprop.c: Update tree_pass descriptors.
16359 * auto-inc-dec.c: Update tree_pass descriptors.
16360 * reorg.c: Update tree_pass descriptors.
16361 * cgraphunit.c: Update tree_pass descriptors.
16362 * tree-ssa-copyrename.c: Update tree_pass descriptors.
16363 * tree-ssa-ccp.c: Update tree_pass descriptors.
16364 * df-core.c: Update tree_pass descriptors.
16365 * mode-switching.c: Update tree_pass descriptors.
16366 * tree-nomudflap.c: Update tree_pass descriptors.
16367 * modulo-sched.c: Update tree_pass descriptors.
16368 * ipa-pure-const.c: Update tree_pass descriptors.
16369 * cse.c: Update tree_pass descriptors.
16370 * web.c: Update tree_pass descriptors.
16371 * tree-stdarg.c: Update tree_pass descriptors.
16372 * tree-ssa-math-opts.c: Update tree_pass descriptors.
16373 * tree-ssa-dom.c: Update tree_pass descriptors.
16374 * tree-nrv.c: Update tree_pass descriptors.
16375 * tree-ssa-alias.c: Update tree_pass descriptors.
16376 * loop-init.c: Update tree_pass descriptors.
16377 * gimple-low.c: Update tree_pass descriptors.
16378 * ipa-inline.c: Update tree_pass descriptors.
16379 * tree-ssa-sink.c: Update tree_pass descriptors.
16380 * global.c: Update tree_pass descriptors.
16381 * ifcvt.c: Update tree_pass descriptors.
16382 * jump.c: Update tree_pass descriptors.
16383 * predict.c: Update tree_pass descriptors.
16384 * tree-ssa-loop.c: Update tree_pass descriptors.
16385 * recog.c: Update tree_pass descriptors.
16386 * dse.c: Update tree_pass descriptors.
16387 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
16388 * tree-eh.c: Update tree_pass descriptors.
16389 * regmove.c: Update tree_pass descriptors.
16391 * function.c: Update tree_pass descriptors.
16392 * tree-vectorizer.c: Update tree_pass descriptors.
16393 * gcse.c: Update tree_pass descriptors.
16394 * ipa-type-escape.c: Update tree_pass descriptors.
16395 * tree-if-conv.c: Update tree_pass descriptors.
16396 * init-regs.c: Update tree_pass descriptors.
16397 * ipa.c: Update tree_pass descriptors.
16398 * tree-ssa-phiopt.c: Update tree_pass descriptors.
16399 * rtl-factoring.c: Update tree_pass descriptors.
16400 * lower-subreg.c: Update tree_pass descriptors.
16401 * bt-load.c: Update tree_pass descriptors.
16402 * tree-dfa.c: Update tree_pass descriptors.
16403 * except.c: Update tree_pass descriptors.
16404 * emit-rtl.c: Update tree_pass descriptors.
16405 * cfgexpand.c: Update tree_pass descriptors.
16406 * tree-cfgcleanup.c: Update tree_pass descriptors.
16407 * cfgcleanup.c: Update tree_pass descriptors.
16408 * tree-ssa-pre.c: Update tree_pass descriptors.
16409 * tree-sra.c: Update tree_pass descriptors.
16410 * tree-mudflap.c: Update tree_pass descriptors.
16411 * tree-ssa-copy.c: Update tree_pass descriptors.
16412 * cfglayout.c: Update tree_pass descriptors.
16413 * tree-ssa-forwprop.c: Update tree_pass descriptors.
16414 * tree-ssa-dce.c: Update tree_pass descriptors.
16415 * tree-ssa.c: Update tree_pass descriptors.
16416 * regclass.c: Update tree_pass descriptors.
16417 * integrate.c: Update tree_pass descriptors.
16418 * tree-optimize.c: Update tree_pass descriptors.
16419 * tree-ssa-phiprop.c: Update tree_pass descriptors.
16420 * tree-object-size.c: Update tree_pass descriptors.
16421 * combine.c: Update tree_pass descriptors.
16422 * tree-outof-ssa.c: Update tree_pass descriptors.
16423 * bb-reorder.c: Update tree_pass descriptors.
16424 * stack-ptr-mod.c: Update tree_pass descriptors.
16425 * var-tracking.c: Update tree_pass descriptors.
16426 * tree-profile.c: Update tree_pass descriptors.
16427 * tree-vect-generic.c: Update tree_pass descriptors.
16428 * reg-stack.c: Update tree_pass descriptors.
16429 * sched-rgn.c: Update tree_pass descriptors.
16430 * tree-ssa-structalias.c: Update tree_pass descriptors.
16431 * tree-cfg.c: Update tree_pass descriptors.
16432 * passes.c (current_pass): Update declaration.
16433 (finish_optimization_passes): Update.
16434 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
16435 (register_one_dump_file, register_dump_files_1, next_pass_1):
16437 (init_optimization_passes): Update handling of new types.
16438 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
16439 * ipa-struct-reorg.c: Update tree_pass descriptors.
16440 * tree-ssa-reassoc.c: Update tree_pass descriptors.
16441 * combine-stack-adj.c: Update tree_pass descriptors.
16442 * cfgrtl.c: Update tree_pass descriptors.
16443 * dce.c: Update tree_pass descriptors.
16444 * tree-ssanames.c: Update tree_pass descriptors.
16446 2008-03-19 Richard Guenther <rguenther@suse.de>
16448 PR middle-end/35609
16449 * tree-ssa.c (walk_data): New structure.
16450 (warn_uninitialized_var): If not always_executed warn with "maybe"
16452 (execute_early_warn_uninitialized): Compute post-dominators.
16453 Initialize always_executed before processing each basic block.
16455 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
16458 * config/i386/i386.c (x86_this_parameter): Calculate correct location
16459 of "this" pointer when "regparm = N" or "fastcall" is in effect.
16461 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16463 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
16465 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
16467 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
16469 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
16470 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
16471 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
16472 target after ignore has been set, and move there also the commputation
16473 of subtarget and original_target.
16474 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
16475 (LANG_HOOKS_INITIALIZER): Remove it.
16476 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
16478 2008-03-18 Richard Guenther <rguenther@suse.de>
16480 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
16481 found an expression with constants, note that in the VN for the lhs.
16482 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
16483 fold them to constants if possible. Run cleanup_cfg if done so.
16484 (execute_pre): Return todo.
16485 (do_pre): Likewise.
16486 (execute_fre): Likewise.
16487 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
16489 (get_prop_source_stmt): Look through pointer conversions.
16491 2008-03-18 Jan Hubicka <jh@suse.cz>
16493 * tree-pretty-print.c: Include predict.h.
16494 (dump_generic_node): Dump predictor.
16495 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
16496 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
16497 * gimple-low.c (lower_stmt): Likewise.
16498 * expr.c (expand_expr_real): Likewise.
16499 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
16501 (build_predict_expr, build_predict_expr): New.
16502 * predict.h (predictor_name, build_predict_expr): Update.
16503 * c-typeck.c (c_finish_bc_stmt): Add prediction.
16504 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
16505 * predict.def (PRED_CONTINUE): Update hitrate.
16506 * tree.def (PREDICT_EXPR): Define.
16507 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
16508 do not handle BIND_EXPR.
16509 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
16510 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
16511 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
16514 2008-03-18 Michael Matz <matz@suse.de>
16516 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
16518 2008-03-18 Richard Guenther <rguenther@suse.de>
16520 * tree-gimple.h (is_gimple_invariant_address): Declare.
16521 (is_gimple_constant): Likewise.
16522 * tree-gimple.c (is_gimple_constant): New function.
16523 (is_gimple_invariant_address): Likewise.
16524 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
16525 and is_gimple_invariant_address.
16526 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
16528 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
16529 an addressable base.
16531 2008-03-18 Jakub Jelinek <jakub@redhat.com>
16533 PR middle-end/35611
16534 * gimplify.c (gimplify_expr): Gimplify second operand of
16537 2008-03-17 Richard Guenther <rguenther@suse.de>
16539 PR tree-optimization/19637
16540 * fold-const.c (fold_unary): Remove restrictions of removing
16541 intermediate pointer-conversions (P2)(P1)P0.
16542 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
16543 conversion to void pointer.
16544 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
16546 2008-03-16 James E. Wilson <wilson@tuliptree.org>
16549 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
16550 emulated thread local variables.
16552 2008-03-16 Richard Guenther <rguenther@suse.de>
16554 PR middle-end/35607
16555 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
16556 expand TREE_INVARIANT operations that are not gimple invariant.
16558 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
16560 * doc/extend.texi (Alignment): Say that the ABI controls
16561 the __alignof__ for non-strict-alignment targets rather
16562 than being a recommendation.
16564 2008-03-15 Paul Brook <paul@codesourcery.com>
16566 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
16568 (arm_output_fn_unwind): Mark functions that can not be unwound.
16570 2008-03-15 Paul Brook <paul@codesourcery.com>
16572 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
16573 extension instructions.
16575 2008-03-15 Richard Guenther <rguenther@suse.de>
16577 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
16578 and fold constant aggregate refs.
16579 (fold_const_aggregate_ref): Handle string constants
16580 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
16581 (evaluate_stmt): Simplify now that ccp_fold folds constant
16584 2008-03-15 Paul Brook <paul@codesourcery.com>
16586 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
16587 (extzv): Use gen_extzv_t2.
16588 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
16590 2008-03-15 Richard Guenther <rguenther@suse.de>
16592 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
16593 (fold_const_aggregate_ref): Likewise.
16594 (get_value): Return NULL if we don't have any values.
16595 (ccp_finalize): Set const_val to NULL after freeing it.
16596 * tree-flow.h (get_symbol_constant_value): Declare.
16597 (fold_const_aggregate_ref): Likewise.
16598 * tree-ssa-sccvn.c (try_to_simplify): Use them.
16600 2008-03-15 Richard Guenther <rguenther@suse.de>
16602 PR middle-end/35593
16603 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
16604 to not produce negative array indices if not allowed. Add
16605 parameter to indicate that.
16606 (maybe_fold_offset_to_component_ref): Allow negative array
16607 indices only for the first member of a structure.
16608 (maybe_fold_offset_to_reference): Allow negative array indices.
16609 (maybe_fold_stmt_addition): Likewise.
16611 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
16612 Anatoly Sokolov <aesok@post.ru>
16614 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
16615 (avr_arch): Add ARCH_AVR6.
16616 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
16617 (initial_elimination_offset): Initialize and use 'avr_pc_size'
16618 instead of fixed value 2.
16619 (print_operand_address): Use gs() asm specifier instead of pm().
16620 (avr_assemble_integer): (Ditto.).
16621 (avr_output_addr_vec_elt): (Ditto.).
16622 (print_operand): Handle "!" code.
16623 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
16624 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
16625 (AVR_HAVE_EIJMP_EICALL): Define.
16626 (AVR_3_BYTE_PC): Redefine.
16627 (AVR_2_BYTE_PC): (Ditto.).
16628 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
16629 (LINK_SPEC): Add atmega2560 and atmega2561.
16630 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
16632 * config/avr/avr.md (call_insn): Use eicall instead of icall
16633 for 3 byte PC devices.
16634 (call_value_insn): (Ditto.).
16635 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
16636 (indirect_jump): Use only for for 2 byte PC devices.
16637 (*tablejump): (Ditto.).
16638 (*indirect_jump_avr6): Add insn.
16639 (*tablejump_rjmp): Don't use for 3 byte PC devices.
16640 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
16641 instead of ijmp for 3 byte PC devices.
16642 (__tablejump2__): (Ditto.).
16643 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
16644 (MULITLIB_DIRNAMES): (Ditto.).
16645 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
16647 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
16649 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
16650 "sse2_umulsidi3". Use V1DI mode for operand 0.
16651 ("mmx_psadbw"): Use V1DI mode for operand 0.
16652 * config/i386/i386-modes.def (V1SI): New vector mode.
16653 * config/i386/i386.c (struct builtin_description)
16654 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
16655 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
16656 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
16657 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
16658 v1di_ftype_v8qi_v8qi type.
16659 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
16661 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
16662 __builtin_ia32_pmuludq]: Fix the mode of return value.
16664 2008-03-15 Richard Guenther <rguenther@suse.de>
16666 PR middle-end/35595
16667 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
16670 2008-03-14 Bob Wilson <bob.wilson@acm.org>
16672 * doc/invoke.texi (Option Summary, Xtensa Options): Document
16673 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
16674 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
16675 unless TARGET_SERIALIZE_VOLATILE is enabled.
16676 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
16677 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
16678 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
16680 2008-03-14 Richard Guenther <rguenther@suse.de>
16682 PR tree-optimization/34172
16683 * tree-flow.h (refs_may_alias_p): Declare.
16684 (get_single_def_stmt): Likewise.
16685 (get_single_def_stmt_from_phi): Likewise.
16686 (get_single_def_stmt_with_phi): Likewise.
16687 * tree-dfa.c (refs_may_alias_p): New function.
16688 (get_single_def_stmt): Likewise.
16689 (get_single_def_stmt_from_phi): Likewise.
16690 (get_single_def_stmt_with_phi): Likewise.
16691 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
16692 (vn_reference_lookup_1): New helper function.
16693 (vn_reference_lookup): Walk the virtual use-def chain to
16694 continue searching for a match if the def does not alias the
16695 reference we are looking for.
16697 2008-03-14 David Edelsohn <edelsohn@gnu.org>
16699 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
16700 archive and Perzl. Update The Written Word listing.
16702 2008-03-14 Richard Guenther <rguenther@suse.de>
16704 PR tree-optimization/34043
16705 PR tree-optimization/33989
16706 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
16708 (bitmap_find_leader): Use extra argument to verify dominance
16709 relationship inside a basic-block.
16710 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
16711 (find_leader_in_sets): Adjust.
16712 (create_component_ref_by_pieces): Take extra argument for
16713 dominance check, handle lookup failures.
16714 (find_or_generate_expression): Likewise.
16715 (create_expression_by_pieces): Likewise.
16716 (insert_into_preds_of_block): Adjust.
16717 (create_value_expr_from): If asked for, verify all operands
16718 are in the blocks AVAIL_OUT set.
16719 (make_values_for_stmt): Check for SSA_NAMEs that are life
16720 over an abnormal edge.
16721 (compute_avail): Remove such check.
16722 (do_SCCVN_insertion): New function.
16723 (eliminate): If we do not find a leader suitable for replacement
16724 insert a replacement expression from SCCVN if available.
16725 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
16726 (struct vn_ssa_aux): Add needs_insertion flag.
16727 * tree-ssa-sccvn.c (may_insert): New global flag.
16728 (copy_reference_ops_from_ref): Value-number union member access
16729 based on its size, not type and member if insertion is allowed.
16730 (visit_reference_op_load): For a weak match from union type
16731 punning lookup a view-converted value and insert a SSA_NAME
16732 for that value if that is not found.
16733 (visit_use): Make dumps shorter. Do not disallow value numbering
16734 SSA_NAMEs that are life over an abnormal edge to constants.
16735 (free_scc_vn): Release inserted SSA_NAMEs.
16736 (run_scc_vn): New flag to specify whether insertion is allowed.
16737 Process SSA_NAMEs in forward order.
16738 * tree-ssa-loop-im.c (for_each_index): Handle invariant
16739 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
16740 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
16741 pointer type to/from integral types that do not change the
16742 precision to regular conversions.
16744 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
16746 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
16747 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
16748 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
16749 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
16750 input arguments and the mode of return value. Built-in functions
16751 that operate on whole 64-bit MMX register now use V1DI mode.
16753 2008-03-13 Alon Dayan <alond@il.ibm.com>
16754 Olga Golovanevsky <olga@il.ibm.com>
16756 PR tree-optimization/35041
16757 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
16758 to locate the right position in a statement.
16760 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
16764 * config/i386/xmmintrin.h: Change all static inline functions to
16765 extern inline and add __gnu_inline__ attribute.
16766 * config/i386/bmintrin.h: Ditto.
16767 * config/i386/smmintrin.h: Ditto.
16768 * config/i386/tmmintrin.h: Ditto.
16769 * config/i386/mmintrin-common.h: Ditto.
16770 * config/i386/ammintrin.h: Ditto.
16771 * config/i386/emmintrin.h: Ditto.
16772 * config/i386/pmmintrin.h: Ditto.
16773 * config/i386/mmintrin.h: Ditto.
16774 * config/i386/mm3dnow.h: Ditto.
16776 2008-03-13 Jakub Jelinek <jakub@redhat.com>
16778 PR middle-end/35185
16779 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
16780 (lower_omp_2): New function.
16781 (lower_omp_1, lower_omp): Rewritten.
16783 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
16786 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
16787 with the phrase "Microsoft Windows compilers".
16788 (Push/Pop Macro Pragmas): New subsection. Document
16789 #pragma push_macro and pragma pop_macro.
16791 2008-03-12 Paul Brook <paul@codesourcery.com>
16793 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
16795 2008-03-12 Paul Brook <paul@codesourcery.com>
16797 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
16798 (thumb2_alusi3_short): Exclude PLUS and MINUS.
16799 (thumb2_addsi_shortim): Rename ...
16800 (thumb2_addsi_short): ... to this. Allow register operands.
16801 (thumb2_subsi_short): New pattern.
16802 (thumb2_one_cmplsi2_short,
16803 thumb2_negsi2_short): New patterns and peepholes.
16805 2008-03-12 Paul Brook <paul@codesourcery.com>
16807 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
16809 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
16811 * config/i386/i386.md (int_cond): New code iterator.
16813 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
16814 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
16815 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
16816 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
16817 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
16818 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
16819 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
16820 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
16822 2008-03-12 Paul Brook <paul@codesourcery.com>
16824 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
16825 instead of {arm,thumb}_compute_save_reg_mask.
16826 (output_return_instruction): Ditto.
16827 (thumb_unexpanded_epilogue): Ditto.
16828 (thumb1_expand_prologue): Ditto.
16829 (thumb1_output_function_prologue): Ditto.
16830 (arm_set_return_address): Ditto.
16831 (thumb_set_return_address): Ditto.
16832 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
16833 regs to achieve stack alignment.
16834 (thumb1_compute_save_reg_mask): Fix compiler warning.
16835 (arm_output_epilogue): Use offsets->saved_regs_mask.
16836 Adjust stack pointer by poping call clobered registers.
16837 (arm_expand_prologue): Use offsets->saved_regs_mask.
16838 Adjust stack pointer by pushing extra registers.
16839 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
16841 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
16844 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
16845 conversion to the operands of a multiplication.
16847 2008-03-12 Richard Guenther <rguenther@suse.de>
16849 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
16850 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
16851 * timevar.def (TV_TREE_PHIPROP): Add.
16852 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
16853 pass description. Use TV_TREE_PHIPROP.
16854 * tree-ssa-forwprop.c: Remove phiprop code.
16856 2008-03-12 Jakub Jelinek <jakub@redhat.com>
16858 PR middle-end/35549
16859 * omp-low.c (maybe_lookup_decl): Constify first argument.
16860 (use_pointer_for_field): Change last argument from bool to
16861 omp_context *. Disallow shared copy-in/out in nested
16862 parallel if decl is shared in outer parallel too.
16863 (build_outer_var_ref, scan_sharing_clauses,
16864 lower_rec_input_clauses, lower_copyprivate_clauses,
16865 lower_send_clauses, lower_send_shared_vars): Adjust callers.
16867 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
16868 Ira Rosen <irar@il.ibm.com>
16870 * tree-vectorizer.c (free_stmt_vec_info): New function.
16871 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
16872 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
16873 * tree-vectorizer.h (free_stmt_vec_info): Declare.
16874 * tree-vect-transform.c (vectorizable_conversion): Free
16875 vec_oprnds0 if it was allocated.
16876 (vect_permute_store_chain): Remove unused VECs.
16877 (vectorizable_store): Free VECs that are allocated in the..
16879 (vect_transform_strided_load, vectorizable_load): Likewise.
16880 (vect_remove_stores): Simplify the code.
16881 (vect_transform_loop): Move code to vect_remove_stores().
16882 Call vect_remove_stores() and free_stmt_vec_info().
16884 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16886 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
16887 TARGET_HPUX. Revise comment.
16888 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
16889 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
16890 Use sr4 variant of `be' instruction when not generating PIC code.
16891 (attr_length_call): Adjust for above change.
16893 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
16895 * ipa-reference.c (static_execute): Remove module_statics_const and
16896 associated setting code.
16898 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
16901 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
16902 predicate for operand 1.
16903 (paritysi2_cmp): Use register_operand predicate for operand 2.
16904 Use earlyclobber modifier for operand 1. Remove support for
16906 (paritydi2_cmp): Use register_operand predicate for operand 3.
16907 Use earlyclobber modifier for operand 1. Remove support for
16910 2008-03-11 Paul Brook <paul@codesourcery.com>
16911 Vladimir Prus <vladimir@codesourcery.com>
16913 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
16914 (arm_compute_save_reg0_reg12_mask): Always
16915 check if register 11 must be saved. Always safe hard frame pointer
16916 when frame_pointer_needeed.
16917 (arm_compute_save_reg_mask): Save IP and PC
16918 only with apcs frames.
16919 (arm_output_epilogue): Adjust Thumb2 codepath to
16920 be also invoked and work for ARM non-apcs frames.
16921 (arm_expand_prologue): Don't bother saving IP
16922 for non-apcs frame, since it's not clobbered by
16923 prologue code. Implement non-apcs frame
16926 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
16928 PR rtl-optimization/35281
16929 * expr.c (convert_move): Use a new pseudo for the intermediate
16930 from_mode->word_mode result.
16932 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
16934 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
16935 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
16936 * toplev.c (compile_file): Don't call it.
16938 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
16940 PR middle-end/35526
16941 * expr.c (store_expr): Call emit_block_move if the mode
16942 of "temp" RTX is BLKmode.
16944 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
16945 Richard Guenther <rguenther@suse.de>
16947 PR tree-optimization/31358
16948 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
16949 the step with a NULL_TREE.
16950 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
16951 to sizetype if type is a pointer type.
16952 (add_candidate_1): Don't convert the base and step to
16953 the generic type if the orginal type is a pointer type.
16954 (add_iv_value_candidates): Use sizetype for the step
16955 if type is a pointer type.
16956 (cand_value_at): Likewise.
16957 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
16959 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
16960 Don't convert the tem affine to the type.
16961 (add_elt_to_tree): Use sizetype for the step if a pointer.
16962 Use POINTER_PLUS_EXPR for pointers.
16963 (aff_combination_to_tree): Use sizetype for the step if a
16966 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
16968 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
16969 Remove commutativity hint.
16971 2008-03-10 Jakub Jelinek <jakub@redhat.com>
16975 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
16976 errorneous type. Check that v is a VAR_DECL.
16978 PR middle-end/35099
16979 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
16981 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
16983 PR tree-optimization/35494
16984 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
16985 may be overriden at link and run time.
16987 2008-03-10 Richard Guenther <rguenther@suse.de>
16989 PR tree-optimization/34677
16990 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
16991 (poolify_tree): Likewise.
16992 (modify_expr_template): Likewise.
16993 (poolify_modify_stmt): Likewise.
16994 (insert_fake_stores): Handle all component-ref style stores
16995 in addition to INDIRECT_REF. Also handle complex types.
16996 Do not poolify the inserted load.
16997 (realify_fake_stores): Do not rebuild the tree but only
16998 make it a SSA_NAME copy.
16999 (init_pre): Remove initialzation of modify_expr_template.
17000 Do not allocate modify_expr_node_pool.
17001 (fini_pre): Do not free modify_expr_node_pool.
17003 2008-03-10 Paul Brook <paul@codesourcery.com>
17005 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
17006 to avoid conflicts.
17008 2008-03-10 Paul Brook <paul@codesourcery.com>
17009 Mark Shinwell <shinwell@codesourcery.com>
17011 * config/arm/cortex-r4.md: New.
17012 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
17014 * config/arm/arm.md: Include cortex-r4.md.
17015 (insn): Add smmls, sdiv and udiv values.
17016 (generic_sched): Don't use generic scheduling for Cortex-R4.
17017 (arm_issue_rate): New function.
17018 (TARGET_SCHED_ISSUE_RATE): Define.
17020 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
17022 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
17024 2008-03-10 Richard Guenther <rguenther@suse.de>
17026 * tree-ssa-pre.c (get_sccvn_value): Simplify.
17027 (compute_avail): Do not add stmt uses to AVAIL_OUT.
17029 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
17031 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
17032 Set default to true.
17034 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17036 * c.opt (Wsynth): Deprecate.
17037 * doc/invoke.texi (Option Summary, Warning Options): Document
17038 -Wno-format-contains-nul.
17040 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
17043 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
17044 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
17046 2008-03-09 Ira Rosen <irar@il.ibm.com>
17048 * config/rs6000/rs6000.c (builtin_description): Rename vector
17049 left shift operations.
17050 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
17051 (altivec_vsl<VI_char>): Rename to ...
17052 (ashl<mode>3): ... new name.
17053 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
17055 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
17057 2008-03-08 Richard Guenther <rguenther@suse.de>
17059 * coverage.h (tree_coverage_counter_addr): Declare.
17060 * coverage.c (tree_coverage_counter_addr): New function.
17061 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
17062 before using again.
17063 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
17064 (tree_gen_one_value_profiler): Likewise.
17065 (tree_gen_ic_profiler): Likewise.
17066 (tree_gen_average_profiler): Likewise.
17067 (tree_gen_ior_profiler): Likewise.
17069 2008-03-08 Richard Guenther <rguenther@suse.de>
17071 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
17072 (vn_binary_op_insert): Likewise.
17073 (vn_unary_op_lookup): Likewise.
17074 (vn_unary_op_insert): Likewise.
17075 (vn_nary_op_lookup): Declare.
17076 (vn_nary_op_insert): Likewise.
17077 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
17078 and binary hashes, use a single obstack for unary_op_pool
17079 and binary_op_pool.
17080 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
17081 a single struct vn_nary_op_s. Store tree code length and
17082 a variable number of operands.
17083 (struct vn_reference_op_struct): Remove unused op2.
17084 (vn_reference_op_eq): Do not compare op2.
17085 (vn_reference_op_compute_hash): Do not compute hash of op2.
17086 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
17087 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
17088 with vn_nary_op_compute_hash.
17089 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
17090 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
17092 (vn_unary_op_insert, vn_binary_op_insert): Replace with
17094 (visit_unary_op): Call nary functions.
17095 (visit_binary_op): Likewise.
17096 (process_scc): Adjust for struct vn_tables_s changes.
17097 (allocate_vn_table): Likewise.
17098 (free_vn_table): Likewise.
17099 * tree-vn.c (vn_add): Call nary functions.
17100 (vn_lookup): Likewise.
17102 2008-03-08 Jakub Jelinek <jakub@redhat.com>
17105 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
17106 wdst back after sync_compare_and_swapqhi_internal.
17108 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
17111 * config/i386/i386-modes.def (V1DI): New vector mode.
17112 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
17113 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
17114 (MMXMODE248): Ditto.
17115 (MMXMODE): Add V1DI mode.
17116 (mmxvecsize): Change DI mode to V1DI mode.
17117 ("mov<mode>): Use MMXMODEI8 mode iterator.
17118 ("*mov<mode>_internal_rex64"): Ditto.
17119 ("*mov<mode>_internal"): Ditto.
17120 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
17121 ("mmx_sub<mode>3"): Ditto.
17122 ("mmx_adddi3"): Remove insn pattern.
17123 ("mmx_subdi3"): Ditto.
17124 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
17125 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
17126 ("mmx_ashl<mode>3"): Ditto.
17127 ("mmx_lshrdi3"): Remove insn pattern.
17128 ("mmx_ashldi3"): Ditto.
17129 * config/i386/i386.c (classify_argument): Handle V1DImode.
17130 (function_arg_advance_32): Ditto.
17131 (function_arg_32): Ditto.
17132 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
17133 mmx_addv1di3 insn pattern.
17134 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
17135 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
17136 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
17137 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
17138 Remove definitions of built-in functions.
17139 (V1DI_type_node): New node.
17140 (v1di_ftype_v1di_int): Ditto.
17141 (v1di_ftype_v1di_v1di): Ditto.
17142 (v2si_ftype_v2si_si): Ditto.
17143 (v4hi_ftype_v4hi_di): Remove node.
17144 (v2si_ftype_v2si_di): Ditto.
17145 (ix86_init_mmx_sse_builtins): Handle V1DImode.
17146 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
17147 Redefine builtins using def_builtin_const with *_ftype_*_int node.
17148 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
17149 Add new builtins using def_builtin_const.
17150 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
17151 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
17152 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
17153 * config/i386/mmintrin.h (__v1di): New typedef.
17154 (_mm_add_si64): Cast arguments to __v1di type.
17155 (_mm_sub_si64): Ditto.
17156 (_mm_sll_pi16): Cast __count to __v4hi type.
17157 (_mm_sll_pi32): Cast __count to __v2si type.
17158 (_mm_sll_si64): Cast arguments to __v1di type.
17159 (_mm_srl_pi16): Cast __count to __v4hi type.
17160 (_mm_srl_pi32): Cast __count to __v2si type.
17161 (_mm_srl_si64): Cast arguments to __v1di type.
17162 (_mm_sra_pi16): Cast __count to __v4hi type.
17163 (_mm_sra_pi32): Cast __count to __v2si type.
17164 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
17165 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
17166 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
17167 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
17168 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
17169 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
17170 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
17171 (_mm_srai_pi32): Use __builtin_ia32_psradi.
17172 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
17173 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
17174 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
17175 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
17177 2008-03-07 Joseph Myers <joseph@codesourcery.com>
17179 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
17181 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
17184 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
17185 reg+const addressing for Altivec modes. Don't generate reg+reg
17186 addressing for TFmode or TDmode quantities.
17188 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
17190 * c-common.c (vector_types_convertible_p): Call langhook
17191 instead of comptypes.
17193 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17196 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
17197 integral and scalar float variables which have a
17200 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
17202 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
17203 dwarf_register_span hook when emitting unwind information for
17204 register-to-memory saves.
17205 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
17206 (rs6000_frame_related): Remove call to spe_synthesize_frame.
17208 2008-03-06 Jakub Jelinek <jakub@redhat.com>
17210 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
17211 for the same VAR_DECL.
17213 2008-03-06 Tom Tromey <tromey@redhat.com>
17215 * treelang: Delete.
17216 * doc/standards.texi (Standards): Don't mention treelang.
17217 * doc/invoke.texi (Overall Options): Don't mention treelang.
17218 * doc/install.texi (Prerequisites): Don't mention bison or
17220 (Configuration): Don't mention treelang.
17221 (Building): Likewise.
17222 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
17224 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
17226 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
17227 word-extractions out of a multi-word object.
17229 2008-03-06 Richard Guenther <rguenther@suse.de>
17231 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
17232 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
17233 result type and precision.
17234 * expr.c (get_inner_reference): Set unsignedp based on the result
17235 type of BIT_FIELD_REF.
17236 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
17237 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
17238 (try_instantiate_multiple_fields): Likewise. Use the correct type
17240 (sra_build_assignment): Likewise.
17241 (sra_build_elt_assignment): Likewise.
17242 (sra_explode_bitfield_assignment): Likewise.
17243 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
17244 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
17245 set BIT_FIELD_REF_UNSIGNED.
17246 (vectorizable_load): Likewise.
17248 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
17250 * cse.c (cse_extended_basic_block): Invalidate artificial defs
17253 2008-03-06 Richard Guenther <rguenther@suse.de>
17255 * alias.c (struct alias_set_entry): Move has_zero_child field
17256 to pack with alias_set.
17258 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17260 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17263 2008-03-05 Ian Lance Taylor <iant@google.com>
17265 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
17267 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
17269 * fwprop.c (update_df): Support width and offset parameters of
17271 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
17272 global_conflicts): Change DF_REF_EXTRACT to either
17273 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
17274 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
17275 * df-scan.c (df_ref_record, df_defs_record,
17276 df_ref_create_structure, df_def_record_1, df_uses_record,
17277 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
17278 df_bb_refs_collect, df_entry_block_defs_collect,
17279 df_exit_block_uses_collect): Support new width and offset fields.
17280 (ref_extract_pool): New storage pool.
17281 (df_free_ref): New function.
17282 (df_reg_chain_unlink, df_free_collection_rec,
17283 df_sort_and_compress_refs): Call df_free_ref.
17284 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
17286 (df_ref_create_structure): Allocate df_ref_extract if offset and
17287 width fields are used.
17288 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
17289 (df_uses_record): Get offset and width from ZERO_EXTRACT
17291 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
17292 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
17293 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
17294 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
17295 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
17296 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
17297 (df_ref_extract): New structure.
17298 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
17299 (df_ref_create): Add width and offset parameters.
17301 2008-03-05 Richard Guenther <rguenther@suse.de>
17303 * tree-ssa-structalias.c (get_constraint_for_component_ref):
17304 Use ranges_overlap_p.
17305 (offset_overlaps_with_access): Rename
17306 to ranges_overlap_p and move ...
17307 * tree-flow-inline.h (ranges_overlap_p): ... here.
17309 * tree.h (get_inner_reference, handled_component_p): Update
17312 * tree.h (record_component_aliases, get_alias_set,
17313 alias_sets_conflict_p, alias_sets_must_conflict_p,
17314 objects_must_conflict_p): Move declarations ...
17315 * alias.h (record_component_aliases, get_alias_set,
17316 alias_sets_conflict_p, alias_sets_must_conflict_p,
17317 objects_must_conflict_p): ... here.
17318 Include coretypes.h.
17319 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
17321 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
17323 * cfg.c: Include tree-flow.h.
17324 (remove_edge_raw): Call redirect_edge_var_map_clear.
17325 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
17326 * tree-flow-inline.h (redirect_edge_var_map_def): New.
17327 (redirect_edge_var_map_result): New.
17328 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
17329 PENDING_STMT use with redirect_edge_var_map_*.
17330 * tree-ssa.c (edge_var_maps): New definition.
17331 (redirect_edge_var_map_add): New.
17332 (redirect_edge_var_map_clear): New.
17333 (redirect_edge_var_map_dup): New.
17334 (redirect_edge_var_map_vector): New.
17335 (redirect_edge_var_map_destroy): New.
17336 (ssa_redirect_edge): Replace PENDING_STMT use with
17337 redirect_edge_var_map_*.
17338 (flush_pending_stmts): Same.
17339 (delete_tree_ssa): Destroy edge var map.
17340 * tree-flow.h (struct _edge_var_map): New.
17341 Define edge_var_map vector type.
17342 Declare redirect_edge_var_map_* prototypes.
17343 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
17344 * tree-cfg.c (reinstall_phi_args): Replace
17345 PENDING_STMT use with redirect_edge_var_map_*.
17347 2008-03-05 Richard Guenther <rguenther@suse.de>
17349 PR tree-optimization/35472
17350 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
17351 whose single use_stmt has a overlapping set of loaded and
17352 stored symbols as that use_stmt might be a noop assignment then.
17354 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
17356 * gthr-rtems.h: Implement __gthread_mutex_destroy.
17358 2008-03-05 Richard Guenther <rguenther@suse.de>
17361 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
17362 should be constants.
17363 * tree-cfg.c (verify_expr): Verify it.
17364 * fold-const.c (fold_truthop): Remove code generating
17365 BIT_FIELD_REFs of structure bases.
17366 (fold_binary): Likewise.
17367 (fold_ternary): Position and size of BIT_FIELD_REFs are
17368 always host integers.
17369 (make_bit_field_ref): Remove.
17370 (optimize_bit_field_compare): Remove.
17371 (all_ones_mask_p): Remove.
17373 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
17376 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
17377 (split_block_and_df_analyze): New. Split basic block and rebuild
17379 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
17381 (split_pattern_seq): Likewise.
17382 (erase_matching_seqs): Likewise.
17383 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
17385 2008-03-04 Geoff Keating <geoffk@apple.com>
17387 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
17388 declaration and code.
17389 (tree_invalid_nonnegative_warnv_p): Likewise.
17391 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
17393 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
17394 examples. Truncate option-names then causing overfull hbox.
17396 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17399 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
17401 * configure: Rebuilt.
17403 2008-03-04 Rafael Espindola <espindola@google.com>
17405 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
17406 (tree_unary_nonnegative_warnv_p): New.
17407 (tree_binary_nonnegative_warnv_p): New.
17408 (tree_single_nonnegative_warnv_p): New.
17409 (tree_invalid_nonnegative_warnv_p): New.
17410 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
17412 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17415 * opts.c (handle_option): Postpone 'unknown option' errors only for
17418 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
17421 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
17424 2008-03-04 Rafael Espindola <espindola@google.com>
17426 * fold-const.c (tree_unary_nonzero_warnv_p): New.
17427 (tree_binary_nonzero_warnv_p): New.
17428 (tree_single_nonzero_warnv_p): New.
17429 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
17431 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
17433 PR middle-end/35456
17434 * fold-const.c (fold_cond_expr_with_comparison): Prevent
17435 transformations for modes that have signed zeros.
17436 * ifcvt.c (noce_try_abs): Ditto.
17438 2008-03-04 Joseph Myers <joseph@codesourcery.com>
17440 * config/i386/i386.c (override_options): Force
17441 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
17443 2008-03-04 Jan Hubicka <jh@suse.cz>
17446 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
17449 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
17451 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
17452 label to probe the stack.
17454 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
17456 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
17457 (__gthr_win32_mutex_destroy): Declare.
17458 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
17459 __gthr_win32_mutex_destroy.
17460 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
17462 2008-03-03 Jan Hubicka <jh@suse.cz>
17465 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
17466 aggressive on inlining cold calls.
17468 2008-03-03 Richard Guenther <rguenther@suse.de>
17470 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
17471 struct copies into the expression table.
17472 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
17473 (try_to_simplify): Likewise.
17474 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
17475 integral and pointer arguments which do not change the
17476 precision to NOP_EXPRs.
17477 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
17478 VIEW_CONVERT_EXPR case.
17480 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
17482 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
17483 defined in a loop at depth 0 is invariant.
17484 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
17485 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
17486 be called at loop depth 0.
17488 2008-03-02 Jakub Jelinek <jakub@redhat.com>
17491 * gcc.c (process_command): Update copyright notice dates.
17492 * gcov.c (print_version): Likewise.
17493 * gcov-dump.c (print_version): Likewise.
17494 * mips-tfile.c (main): Likewise.
17495 * mips-tdump.c (main): Likewise.
17497 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17500 * c-common.c (flag_permissive): Delete.
17501 (constant_expression_warnings): Check flags first.
17502 (constant_expression_error): New.
17503 * c-common.h (flag_permissive): Delete.
17504 (constant_expression_error): Declare.
17505 * flags.h (flag_permissive): Declare. Update description.
17506 * diagnostic.c (pedwarn): Update.
17508 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
17509 (permissive_error_kind): New.
17510 * toplev.c (flag_permissive): Define. Update description.
17511 * toplev.h (permissive_error_kind): Declare.
17512 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
17513 (pedwarn_c90): Use pedantic_warning_kind.
17514 * c-opts.c (c_common_post_options): flag_permissive does not affect
17515 flag_pedantic_errors.
17517 2008-03-02 Joseph Myers <joseph@codesourcery.com>
17519 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
17520 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
17521 __absvsi2, __absvDI2): Use unsigned arithmetic.
17523 2008-03-02 Andi Kleen <ak@suse.de>
17524 Richard Guenther <rguenther@suse.de>
17526 * struct-equiv.c: Remove file.
17527 * cfg_cleanup.c (condjump_equiv_p): Remove.
17528 * Makefile.in (OBJS-common): Remove struct-equiv.o.
17529 (struct-equiv.o): Remove rule.
17530 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
17531 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
17532 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
17534 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17536 * ifcvt.c (noce_process_if_block): Try to handle only the then
17537 block if the else block exists but isn't suitable.
17539 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
17542 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
17543 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
17544 regression from previous patch.
17546 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
17549 * gthr.h: Add __gthread_mutex_destroy as a function that must be
17551 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
17552 * gthr-single.h (__gthread_mutex_destroy): Likewise.
17553 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
17554 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
17555 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
17556 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
17557 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
17558 (__gthread_mutex_destroy_function): Rename to
17559 __gthread_mutex_destroy.
17560 * gthr-dce.h (__gthread_mutex_destroy): Call
17561 pthread_mutex_destroy.
17562 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
17563 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
17564 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
17566 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17568 * df-scan.c (df_ref_chain_change_bb): Simplify.
17569 (df_insn_change_bb): Add new_bb argument. Simplify. Call
17570 set_block_for_insn if there's any change.
17571 * df.h ((df_insn_change_bb): Fix prototype.
17572 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
17573 df_insn_change_bb, don't call set_block_for_insn.
17574 * emit-rtl.c (reorder_insns): Likewise.
17575 * haifa-sched.c (move_insn): Likewise.
17577 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17579 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
17581 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17583 * tree-flow-inline.h (next_readonly_imm_use): Return
17584 NULL_USE_OPERAND_P after the end.
17586 2008-03-01 Richard Guenther <rguenther@suse.de>
17588 PR tree-optimization/35411
17589 * tree-sra.c (sra_build_assignment): Split conversion to
17590 final type to a separate statement if we are not assigning
17593 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17595 * fold-const.c (fold_convertible_p): Correct the logic to follow
17596 that in fold_convert().
17598 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
17601 * tree-inline.c (build_duplicate_type): When we make a
17602 duplicate type, make it unique in the canonical types system.
17604 2008-02-29 Tom Tromey <tromey@redhat.com>
17606 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
17607 input_file_stack_history, input_file_stack_restored): Remove.
17608 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
17609 * input.h (struct file_stack): Remove.
17610 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
17611 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
17613 * diagnostic.h (struct diagnostic_context) <last_module>: Change
17615 (diagnostic_last_module_changed): Add 'map' argument.
17616 (diagnostic_set_last_function): Likewise.
17617 * diagnostic.c (undiagnostic_report_current_module): Iterate using
17618 line map, not input_file_stack.
17619 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
17621 2008-02-29 Paul Brook <paul@codesourcery.com>
17623 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
17625 2008-02-29 Paul Brook <paul@codesourcery.com>
17627 * config/arm/ieee754-df.S (muldf3): Use RET macros.
17629 2008-02-29 Richard Guenther <rguenther@suse.de>
17631 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
17633 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
17634 value for comparing for a store match.
17635 (simplify_unary_expression): Do nothing for SSA_NAMEs.
17636 (try_to_simplify): Do not do a full-blown reference lookup.
17638 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
17640 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
17641 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
17643 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
17645 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
17647 * tree-loop-linear.c (try_interchange_loops): Compare memory access
17648 strides against cache sizes.
17650 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
17652 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
17655 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
17657 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
17658 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
17659 is smaller than the original promoted value.
17660 (simplify_subreg): If OP is a SUBREG, try to preserve its
17661 SUBREG_PROMOTED_VAR_P information.
17663 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
17665 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
17666 (VN_INFO_GET): Allocate new objects on the obstack.
17667 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
17668 for rpo_numbers_temp, for consistency.
17669 (free_scc_vn): Free the obstack.
17671 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
17673 * doc/invoke.texi: Document -ftree-loop-distribution.
17674 * tree-loop-distribution.c: New.
17675 * tree-pass.h (pass_loop_distribution): New.
17676 * graphds.h (struct graph): Add htab_t indices.
17677 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
17678 * tree-vectorizer.c (rename_variables_in_loop): Extern.
17679 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
17680 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
17681 * tree-data-ref.c (debug_data_dependence_relations): New.
17682 (dump_data_dependence_relation): Also print data references.
17683 (free_data_ref): Extern.
17684 (same_access_functions): Moved...
17685 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
17686 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
17687 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
17688 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
17689 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
17690 (stmts_from_loop): Skip LABEL_EXPR.
17691 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
17693 (build_rdg): Initialize rdg->indices htab.
17694 (free_rdg, stores_from_loop, ref_base_address,
17695 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
17696 have_similar_memory_accesses_1, ref_base_address_1,
17697 remove_similar_memory_refs): New.
17698 * tree-data-ref.h: Depend on tree-chrec.h.
17699 (debug_data_dependence_relations, free_data_ref): Declared.
17700 (same_access_functions): ... here.
17701 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
17703 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
17704 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
17705 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
17706 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
17707 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
17708 rdg_vertex_for_stmt): Declared.
17709 (struct rdg_edge): Add level.
17711 (free_rdg, stores_from_loop, remove_similar_memory_refs,
17712 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
17714 (rdg_has_similar_memory_accesses): New.
17715 * tree-vect-analyze.c: Remove unused static decls.
17716 * lambda.h (dependence_level): New.
17717 * common.opt (ftree-loop-distribution): New.
17718 * tree-flow.h (mark_virtual_ops_in_bb,
17719 slpeel_tree_duplicate_loop_to_edge_cfg,
17720 rename_variables_in_loop): Declared.
17721 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
17722 (OBJS-common): Add tree-loop-distribution.o.
17723 (tree-loop-distribution.o): New rule.
17724 * tree-cfg.c (mark_virtual_ops_in_bb): New.
17725 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
17726 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
17728 2008-02-28 Joseph Myers <joseph@codesourcery.com>
17731 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
17732 other than structures and unions.
17734 2008-02-28 Richard Guenther <rguenther@suse.de>
17737 2008-02-26 Richard Guenther <rguenther@suse.de>
17739 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
17740 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
17741 (lookup_decl_from_uid): Declare.
17742 (remove_decl_from_map): Likewise.
17743 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
17744 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
17745 (decl_for_uid_map): New global hashtable mapping DECL_UID
17747 (init_ttree): Allocate it.
17748 (insert_decl_to_uid_decl_map): New helper function.
17749 (make_node_stat): Insert new decls into the map.
17750 (copy_node_stat): Likewise.
17751 (lookup_decl_from_uid): New function.
17752 (remove_decl_from_map): Likewise.
17753 (print_decl_for_uid_map_statistics): New helper.
17754 (dump_tree_statistics): Call it.
17756 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
17757 (referenced_var_iterator): Adjust.
17758 (FOR_EACH_REFERENCED_VAR): Adjust.
17759 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
17760 (num_referenced_vars): Adjust.
17761 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
17762 (first_referenced_var): Remove.
17763 (end_referenced_vars_p): Likewise.
17764 (next_referenced_var): Likewise.
17765 (referenced_var_iterator_set): New helper function.
17766 * tree-dfa.c (referenced_var_lookup): Adjust.
17767 (referenced_var_check_and_insert): Likewise.
17768 (remove_referenced_var): Likewise.
17769 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
17770 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17771 (verify_call_clobbering): Likewise.
17772 (verify_memory_partitions): Likewise.
17773 (init_tree_ssa): Allocate bitmap instead of hashtable for
17775 (delete_tree_ssa): Adjust.
17776 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
17777 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17778 (compute_tag_properties): Likewise.
17779 (set_initial_properties): Likewise.
17780 (find_partition_for): Likewise.
17781 (update_reference_counts): Likewise.
17782 (dump_may_aliases_for): Likewise.
17783 * tree-ssa-operands.c (add_virtual_operand): Likewise.
17784 (add_call_clobber_ops): Likewise.
17785 (add_call_read_ops): Likewise.
17786 (get_asm_expr_operands): Likewise.
17787 * tree-into-ssa.c (dump_decl_set): Likewise.
17788 (update_ssa): Likewise.
17789 * tree-sra.c (scan_function): Likewise.
17790 (decide_instantiations): Likewise.
17791 (scalarize_parms): Likewise.
17792 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
17793 (dsa_named_for): Likewise.
17794 * tree-ssa-structalias.c (update_alias_info): Likewise.
17795 (merge_smts_into): Likewise.
17797 2008-02-27 David Daney <ddaney@avtrex.com>
17800 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
17801 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
17802 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
17803 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
17804 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
17806 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
17809 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
17810 (BUILT_IN_NEXTTOWARD): Remove.
17811 (BUILT_IN_NEXTTOWARDF): Ditto.
17812 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
17813 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
17815 2008-02-27 Tom Tromey <tromey@redhat.com>
17817 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
17818 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
17820 2008-02-27 Jan Beulich <jbeulich@novell.com>
17822 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
17823 update the respective field on newdecl.
17825 2008-02-27 Revital Eres <eres@il.ibm.com>
17827 PR rtl-optimization/34999
17828 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
17829 crossing edges that ends with a call insn.
17830 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
17831 call insn and clear the EDGE_CROSSING flag of the crossing edge
17832 when fixing fallthru edges.
17834 2008-02-27 Richard Guenther <rguenther@suse.de>
17836 PR middle-end/35390
17837 * fold-const.c (fold_unary): Return the correct argument,
17838 converted to the result type.
17840 2008-02-27 Richard Guenther <rguenther@suse.de>
17842 PR middle-end/34971
17843 * expr.c (expand_expr_real_1): Assert on rotates that operate
17845 * fold-const.c (fold_binary): Use the types precision, not the
17846 bitsize of the mode if folding rotate expressions. Build rotates
17847 only for full modes.
17849 2008-02-27 Jakub Jelinek <jakub@redhat.com>
17851 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
17852 and CPP_PRAGMA_EOL.
17853 * c-pragma.c (pragma_ns_name): New typedef.
17854 (registered_pp_pragmas): New variable.
17855 (c_pp_lookup_pragma): New function.
17856 (c_register_pragma_1): If flag_preprocess_only, do nothing
17857 for non-expanded pragmas, for expanded ones push pragma's
17858 namespace and name into registered_pp_pragmas vector.
17859 (c_invoke_pragma_handler): Register OpenMP pragmas even when
17860 flag_preprocess_only, don't register GCC pch_preprocess
17861 pragma if flag_preprocess_only.
17862 * c-opts.c (c_common_init): Call init_pragma even if
17863 flag_preprocess_only.
17864 * c-pragma.c (c_pp_lookup_pragma): New prototype.
17865 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
17866 cpp_register_pragma if flag_preprocess_only.
17868 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17871 * c-parser.c (c_parser_translation_unit): Warn for empty
17872 translation unit, not empty source file.
17874 2008-02-26 Paul Brook <paul@codesourcery.com>
17876 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
17877 operand for Thumb-2.
17878 * config/arm/arm.h (reg_class): Add CORE_REGS.
17879 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
17880 (BASE_REG_CLASS): Use CORE_REGS.
17881 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
17882 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
17883 (REGNO_OK_FOR_INDEX_P): Exclude SP.
17884 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
17885 ARM_REGNO_OK_FOR_INDEX_P.
17886 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
17887 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
17888 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
17889 (ldm/stm peepholes): Ditto.
17890 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
17891 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
17892 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
17893 * config/arm/constraints.md: Enable "k" constraint on ARM.
17895 2008-02-27 Ben Elliston <bje@au.ibm.com>
17897 * config/rs6000/rs6000.c: Annotate cache line size field in all
17898 instances of struct processor_costs.
17900 2008-02-26 David Edelsohn <edelsohn@gnu.org>
17902 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
17903 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
17904 jump_bypass): New counters.
17905 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
17906 * dce.c (gate_ud_dce): Same.
17907 (gate_fast_dce): Same.
17908 * dse.c (gate_dse1): New function.
17909 (gate_dse2): New function.
17910 (gate_dse): Merge results of new gate functions.
17911 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
17912 (gate_handle_jump_bypass): Add dbg_cnt.
17913 (gate_handle_gcse): Add dbg_cnt.
17914 * ifcvt.c (gate_handle_if_conversion): Same.
17915 (gate_handle_if_after_combine): Same.
17916 (gate_handle_if_after_reload): Same.
17917 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
17919 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
17921 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
17923 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
17925 2008-02-26 Jason Merrill <jason@redhat.com>
17928 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
17929 alone if it's the naming decl for the type's main variant.
17931 2008-02-26 Tom Tromey <tromey@redhat.com>
17933 * system.h (USE_MAPPED_LOCATION): Poison.
17934 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
17935 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
17936 (make_goto_expr_edges): Likewise.
17937 (remove_bb): Likewise.
17938 (execute_warn_function_return): Likewise.
17939 * basic-block.h (struct edge_def) <goto_locus>: Change type to
17941 * c-common.c (fname_decl): Remove old location code.
17942 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
17944 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
17946 (ASM_INPUT_SOURCE_LOCATION): Likewise.
17947 (gen_rtx_ASM_INPUT): Likewise.
17948 (gen_rtx_ASM_INPUT_loc): Likewise.
17949 (get_rtx_asm_OPERANDS): Remove.
17950 * cfglayout.c (insn_locators_alloc): Remove old location code.
17951 (set_curr_insn_source_location): Likewise.
17952 (curr_insn_locator): Likewise.
17953 * print-tree.c (print_node): Remove old location code.
17954 * tree-mudflap.c (mf_varname_tree): Remove old location code.
17955 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
17956 * cfgexpand.c (expand_gimple_cond_expr): Don't use
17957 location_from_locus.
17958 (construct_exit_block): Remove old location code.
17959 * emit-rtl.c (force_next_line_note): Remove old location code.
17960 * profile.c (branch_prob): Remove old location code.
17961 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
17962 LOC_LINE): Remove old-location variants.
17963 * langhooks.c (lhd_print_error_function): Remove old location
17965 * configure, config.in: Rebuilt.
17966 * configure.ac (--enable-mapped-location): Remove.
17967 * c-decl.c (c_init_decl_processing): Remove old location code.
17968 (finish_function): Likewise.
17969 * recog.c (decode_asm_operands): Remove old location code.
17970 * c-pch.c (c_common_read_pch): Remove old location code.
17971 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
17973 * gimple-low.c (lower_function_body): Remove old location code.
17974 * toplev.c (unknown_location): Remove.
17975 (push_srcloc): Remove old-location variant.
17976 (process_options): Remove old location code.
17977 (lang_dependent_init): Likewise.
17978 * input.h (UNKNOWN_LOCATION): Move definition.
17979 (location_t): Undeprecate.
17980 (source_locus): Remove.
17981 (location_from_locus): Remove.
17982 (struct location_s): Remove.
17983 Remove all old-location code.
17984 (input_line, input_filename): Remove.
17985 * final.c (final_scan_insn): Remove old location code.
17986 * diagnostic.c (diagnostic_build_prefix): Remove
17987 USE_MAPPED_LOCATION test.
17988 * tree.h (gimple_stmt) <locus>: Now a location_t.
17989 (tree_exp) <locus>: Likewise.
17990 (DECL_IS_BUILTIN): Remove old-location variant.
17991 (annotate_with_file_line, annotate_with_locus): Likewise.
17992 (expr_locus, set_expr_locus): Update.
17993 * tree.c (build1_stat): Remove old location code.
17994 (last_annotated_node): Remove.
17995 (annotate_with_file_line): Remove old-location variant.
17996 (annotate_with_locus): Likewise.
17997 (expr_location): Remove old location code.
17998 (set_expr_location): Likewise.
17999 (expr_has_location): Likewise.
18000 (expr_locus): Likewise.
18001 (set_expr_locus): Likewise.
18002 (expr_filename): Don't use location_from_locus.
18003 (expr_lineno): Likewise.
18004 * rtl-error.c (location_for_asm): Remove old location code.
18005 * c-lex.c (cb_line_change): Remove old location code.
18006 (fe_file_change): Likewise.
18007 (cb_def_pragma): Likewise.
18008 (c_lex_with_flags): Likewise.
18009 * gengtype.c (do_typedef): Don't special-case location types.
18010 (define_location_structures): Remove.
18011 (main): Don't call define_location_structures.
18012 * tree-pretty-print.c (dump_implicit_edges): Remove old location
18015 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18018 * builtins.def (BUILT_IN_STDARG_START): Remove.
18019 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
18020 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
18021 * tree-inline.c (inline_forbidden_p_1): Likewise.
18023 2008-02-26 Richard Guenther <rguenther@suse.de>
18025 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18026 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18027 (lookup_decl_from_uid): Declare.
18028 (remove_decl_from_map): Likewise.
18029 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18030 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18031 (decl_for_uid_map): New global hashtable mapping DECL_UID
18033 (init_ttree): Allocate it.
18034 (insert_decl_to_uid_decl_map): New helper function.
18035 (make_node_stat): Insert new decls into the map.
18036 (copy_node_stat): Likewise.
18037 (lookup_decl_from_uid): New function.
18038 (remove_decl_from_map): Likewise.
18039 (print_decl_for_uid_map_statistics): New helper.
18040 (dump_tree_statistics): Call it.
18042 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18043 (referenced_var_iterator): Adjust.
18044 (FOR_EACH_REFERENCED_VAR): Adjust.
18045 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18046 (num_referenced_vars): Adjust.
18047 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18048 (first_referenced_var): Remove.
18049 (end_referenced_vars_p): Likewise.
18050 (next_referenced_var): Likewise.
18051 (referenced_var_iterator_set): New helper function.
18052 * tree-dfa.c (referenced_var_lookup): Adjust.
18053 (referenced_var_check_and_insert): Likewise.
18054 (remove_referenced_var): Likewise.
18055 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18056 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18057 (verify_call_clobbering): Likewise.
18058 (verify_memory_partitions): Likewise.
18059 (init_tree_ssa): Allocate bitmap instead of hashtable for
18061 (delete_tree_ssa): Adjust.
18062 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18063 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18064 (compute_tag_properties): Likewise.
18065 (set_initial_properties): Likewise.
18066 (find_partition_for): Likewise.
18067 (update_reference_counts): Likewise.
18068 (dump_may_aliases_for): Likewise.
18069 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18070 (add_call_clobber_ops): Likewise.
18071 (add_call_read_ops): Likewise.
18072 (get_asm_expr_operands): Likewise.
18073 * tree-into-ssa.c (dump_decl_set): Likewise.
18074 (update_ssa): Likewise.
18075 * tree-sra.c (scan_function): Likewise.
18076 (decide_instantiations): Likewise.
18077 (scalarize_parms): Likewise.
18078 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18079 (dsa_named_for): Likewise.
18080 * tree-ssa-structalias.c (update_alias_info): Likewise.
18081 (merge_smts_into): Likewise.
18083 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18086 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
18087 * c-opts.c (c_common_handle_option): Wall enables
18088 Wvolatile-register-var.
18089 * common.opt: Move Wvolatile-register-var to...
18092 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18094 * common.opt (Wlarger-than=): New.
18095 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
18097 * opts.c (common_handle_option): Handle -Wlarger-than=.
18098 * optc-gen.awk: Likewise.
18099 * opth-gen.awk: Likewise.
18100 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
18101 * tree-optimize.c (tree_rest_of_compilation): Likewise.
18103 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18105 * c-common.c (match_case_to_enum_1): Add appropriate
18106 OPT_W* parameter to warning.
18107 (c_do_switch_warnings): Likewise.
18108 * c-typeck.c (warning_init): Add one more parameter following
18109 'warning' function.
18110 (push_init_level): Update call to warning_init.
18111 (pop_init_level): Likewise.
18112 (add_pending_init): Likewise.
18113 (output_init_element: Likewise.
18115 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18118 * toplev.c (toplev_main): If there are warnings or error, print
18119 errors for ignored options.
18120 * opts.c (ignored_options): New static variable.
18121 (postpone_unknown_option_error): New.
18122 (print_ignored_options): New.
18123 (handle_option): Postpone errors for unknown -Wno-* options.
18124 * opts.h (print_ignored_options): Declare.
18126 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
18128 * config/mips/mips.md (loadgp_blockage, blockage): Change type
18131 2008-02-25 Richard Guenther <rguenther@suse.de>
18134 2008-02-25 Richard Guenther <rguenther@suse.de>
18136 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18137 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18138 (lookup_decl_from_uid): Declare.
18139 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18140 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18141 (decl_for_uid_map): New global hashtable mapping DECL_UID
18143 (init_ttree): Allocate it.
18144 (insert_decl_to_uid_decl_map): New helper function.
18145 (make_node_stat): Insert new decls into the map.
18146 (copy_node_stat): Likewise.
18147 (lookup_decl_from_uid): New function.
18148 (print_decl_for_uid_map_statistics): New helper.
18149 (dump_tree_statistics): Call it.
18151 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18152 (referenced_var_iterator): Adjust.
18153 (FOR_EACH_REFERENCED_VAR): Adjust.
18154 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18155 (num_referenced_vars): Adjust.
18156 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18157 (first_referenced_var): Remove.
18158 (end_referenced_vars_p): Likewise.
18159 (next_referenced_var): Likewise.
18160 (referenced_var_iterator_set): New helper function.
18161 * tree-dfa.c (referenced_var_lookup): Adjust.
18162 (referenced_var_check_and_insert): Likewise.
18163 (remove_referenced_var): Likewise.
18164 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18165 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18166 (verify_call_clobbering): Likewise.
18167 (verify_memory_partitions): Likewise.
18168 (init_tree_ssa): Allocate bitmap instead of hashtable for
18170 (delete_tree_ssa): Adjust.
18171 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18172 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18173 (compute_tag_properties): Likewise.
18174 (set_initial_properties): Likewise.
18175 (find_partition_for): Likewise.
18176 (update_reference_counts): Likewise.
18177 (dump_may_aliases_for): Likewise.
18178 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18179 (add_call_clobber_ops): Likewise.
18180 (add_call_read_ops): Likewise.
18181 (get_asm_expr_operands): Likewise.
18182 * tree-into-ssa.c (dump_decl_set): Likewise.
18183 (update_ssa): Likewise.
18184 * tree-sra.c (scan_function): Likewise.
18185 (decide_instantiations): Likewise.
18186 (scalarize_parms): Likewise.
18187 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18188 (dsa_named_for): Likewise.
18189 * tree-ssa-structalias.c (update_alias_info): Likewise.
18190 (merge_smts_into): Likewise.
18192 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
18195 * doc/invoke.texi (-fcx-limited-range): Document new option.
18196 * toplev.c (process_options): Handle -fcx-fortran-rules.
18197 * common.opt: Add documentation for -fcx-fortran-rules.
18199 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
18202 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
18203 actual behaviour and C99.
18205 2008-02-26 Ben Elliston <bje@au.ibm.com>
18207 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
18208 (ASM_CPU_POWER6_SPEC): Likewise.
18209 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
18210 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
18211 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
18213 2008-02-25 Richard Guenther <rguenther@suse.de>
18215 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18216 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18217 (lookup_decl_from_uid): Declare.
18218 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18219 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18220 (decl_for_uid_map): New global hashtable mapping DECL_UID
18222 (init_ttree): Allocate it.
18223 (insert_decl_to_uid_decl_map): New helper function.
18224 (make_node_stat): Insert new decls into the map.
18225 (copy_node_stat): Likewise.
18226 (lookup_decl_from_uid): New function.
18227 (print_decl_for_uid_map_statistics): New helper.
18228 (dump_tree_statistics): Call it.
18230 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18231 (referenced_var_iterator): Adjust.
18232 (FOR_EACH_REFERENCED_VAR): Adjust.
18233 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18234 (num_referenced_vars): Adjust.
18235 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18236 (first_referenced_var): Remove.
18237 (end_referenced_vars_p): Likewise.
18238 (next_referenced_var): Likewise.
18239 (referenced_var_iterator_set): New helper function.
18240 * tree-dfa.c (referenced_var_lookup): Adjust.
18241 (referenced_var_check_and_insert): Likewise.
18242 (remove_referenced_var): Likewise.
18243 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18244 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18245 (verify_call_clobbering): Likewise.
18246 (verify_memory_partitions): Likewise.
18247 (init_tree_ssa): Allocate bitmap instead of hashtable for
18249 (delete_tree_ssa): Adjust.
18250 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18251 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18252 (compute_tag_properties): Likewise.
18253 (set_initial_properties): Likewise.
18254 (find_partition_for): Likewise.
18255 (update_reference_counts): Likewise.
18256 (dump_may_aliases_for): Likewise.
18257 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18258 (add_call_clobber_ops): Likewise.
18259 (add_call_read_ops): Likewise.
18260 (get_asm_expr_operands): Likewise.
18261 * tree-into-ssa.c (dump_decl_set): Likewise.
18262 (update_ssa): Likewise.
18263 * tree-sra.c (scan_function): Likewise.
18264 (decide_instantiations): Likewise.
18265 (scalarize_parms): Likewise.
18266 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18267 (dsa_named_for): Likewise.
18268 * tree-ssa-structalias.c (update_alias_info): Likewise.
18269 (merge_smts_into): Likewise.
18271 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
18274 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
18275 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
18276 * alias.h (nonoverlapping_memrefs_p): Likewise.
18278 2008-02-25 Jan Beulich <jbeulich@novell.com>
18280 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
18281 * config/i386/netware-libgcc.exp: Add __bswap?i2,
18282 __emultls_get_address, __emultls_register_common,
18283 __floatundi?f, and _Unwind_GetIPInfo.
18284 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
18285 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
18286 (gen_regparm_prefix): Likewise.
18287 (i386_nlm_encode_section_info): Sync with
18288 config/i386/winnt.c:i386_pe_encode_section_info().
18289 (i386_nlm_maybe_mangle_decl_assembler_name): New.
18290 i386_nlm_mangle_decl_assembler_name): New.
18291 (netware_override_options): New.
18292 * config/i386/netware.h (netware_override_options): Declare.
18293 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
18294 (i386_nlm_mangle_decl_assembler_name): Declare.
18295 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
18297 2008-02-25 Ben Elliston <bje@au.ibm.com>
18300 * c-decl.c (grokdeclarator): Remove unused local variables
18301 `typedef_type' and `type_as_written'.
18303 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
18304 unused local variable `has_hot_blocks'.
18305 (fix_crossing_conditional_branches): Remove unused local variable
18308 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
18310 PR middle-end/19984
18311 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
18312 using DEF_C99_BUILTIN.
18313 (BUILT_IN_NANF): Ditto.
18314 (BUILT_IN_NANL): Ditto.
18316 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
18317 Revital Eres <eres@il.ibm.com>
18319 * modulo-sched.c (calculate_must_precede_follow): Address TODO
18320 regarding the order of two dependent insns in the same row.
18322 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
18324 * stor-layout.c (layout_decl): Do not bump the alignment of a
18325 bit-field to more than byte alignment if it is packed.
18327 2008-02-24 David Edelsohn <edelsohn@gnu.org>
18329 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
18332 2008-02-24 Diego Novillo <dnovillo@google.com>
18334 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
18337 * tree-vrp.c (vrp_evaluate_conditional): With
18338 -Wtype-limits, emit a warning when comparing against a
18339 constant outside the natural range of OP0's type.
18340 * c.opt (Wtype-limits): Move ...
18341 * common.opt (Wtype-limits): ... here.
18343 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
18345 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
18346 * config/rs6000/e300c2c3.md: New file.
18347 * config/rs6000/rs6000.c (processor_costs): Add new costs for
18349 (rs6000_override_options): Add e300c2 and e300c3 cases to
18350 processor_target_table. Do not allow usage of Altivec or Spe
18351 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
18352 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
18353 * config/rs6000/rs6000.h (processor_type): Add
18354 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
18355 (ASM_CPU_SPEC): Add e300c2 and e300c3.
18356 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
18357 and ppce300c3. Include e300c2c3.md.
18359 2008-02-23 David Edelsohn <edelsohn@gnu.org>
18361 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
18362 instead of TARGET_STRICT_ALIGN.
18364 2008-02-23 Joseph Myers <joseph@codesourcery.com>
18366 * explow.c (memory_address): Assert that the generated address is
18369 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18372 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
18373 * config/darwin-ppc-ldouble-patch.def: New file.
18374 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
18375 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
18376 SUBTARGET_INIT_BUILTINS if defined.
18377 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
18380 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
18383 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
18384 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
18386 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
18389 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
18390 file" warning condtional on -Winvalid-PCH.
18392 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
18394 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
18396 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
18400 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
18401 prevent reload from using MMX registers.
18402 (*mov<mode>_internal): Ditto.
18403 (*movv2sf_internal_rex64): Ditto.
18404 (*movv2sf_internal): Ditto.
18406 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18408 PR documentation/31569
18409 * doc/install.texi2html: Use makeinfo --no-number-sections.
18411 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18413 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
18414 ensure that we can address an entire entity > 8 bytes. Don't
18415 generate reg+reg addressing for such data.
18417 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18419 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
18420 strings when optimizing for size, unless the target cares about
18423 2008-02-22 Tom Tromey <tromey@redhat.com>
18425 * regclass.c (current_pass): Remove declaration.
18427 2008-02-22 Anatoly Sokolov <aesok@post.ru>
18429 * config/avr/libgcc.S (__RAMPZ__): Define.
18430 (__do_copy_data): Add for devices with 128KB code memory.
18432 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18434 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18436 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
18438 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
18440 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
18443 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18446 * c-typeck.c (build_binary_op): Warn about floating point
18447 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
18449 2008-02-21 Janis Johnson <janis187@us.ibm.com>
18452 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
18453 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
18455 (rs6000_override_options): Set altivec_abi as default, not override,
18456 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
18457 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
18458 is used; use new member spe_abi.
18459 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
18460 spe_abi and altivec_abi.
18462 2008-02-22 Tomas Bily <tbily@suse.cz>
18464 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
18466 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18469 * config.build (build_file_translate): Set to `CMD //c' only if
18471 * Makefile.in (build_file_translate): Improve comment.
18473 2008-02-21 Jan Hubicka <jh@suse.cz>
18475 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
18476 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
18477 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
18479 2008-02-21 Michael Matz <matz@suse.de>
18482 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
18484 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
18486 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
18487 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
18488 as insn constraint.
18489 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
18490 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
18491 SSE_VEC_FLOAT_MODE_P as insn constraint.
18492 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
18493 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
18494 sse4a_movntdf using MODEF mode iterator.
18495 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
18496 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
18497 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
18498 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
18499 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
18500 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
18501 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
18503 2008-02-21 Richard Guenther <rguenther@suse.de>
18505 * tree.def (PAREN_EXPR): New tree code.
18506 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
18508 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
18509 * expr.c (expand_expr_real_1): Likewise.
18510 * tree-inline.c (estimate_num_insns_1): Likewise.
18511 * tree-complex.c (expand_complex_move): Likewise.
18512 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
18515 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
18518 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
18520 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
18523 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
18525 * config/sh/sh.c (find_barrier): Don't go past
18526 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
18528 2008-02-20 DJ Delorie <dj@redhat.com>
18530 * config/h8300/h8300.md (insv): Force source operand to be a register.
18532 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
18533 as a jump, not as a plain insn.
18535 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
18537 * doc/invoke.texi (Warning Options): Add new option
18538 -Wframe-larger-than=.
18539 (-Wframe-larger-than): Document.
18541 * flags.h (warn_frame_larger_than, frame_larger_than_size):
18542 Add declarations for new option variables.
18544 * final.c (final_start_function): Check the frame size
18545 before emission and issue a Wframe-larger-than warning.
18547 * opts.c (warn_frame_larger_than, frame_larger_than_size):
18548 Add definitions for new option variables.
18549 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
18551 * common.opt (Wframe-larger-than=): New option.
18553 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
18555 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
18556 (<sse>_div<mode>3): Ditto.
18557 (<sse>_vmdiv<mode>3): Ditto.
18558 (<sse>_vmsqrt<mode>2): Ditto.
18559 (*smax<mode>3): Ditto.
18560 (sse5_frcz<mode>2): Ditto.
18561 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
18562 as insn constraint.
18564 2008-02-20 Richard Guenther <rguenther@suse.de>
18566 PR middle-end/35265
18567 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
18568 be happy with INTEGRAL_TYPE_P.
18570 2008-02-20 Richard Guenther <rguenther@suse.de>
18572 * fold-const.c (split_tree): Associate floatig-point expressions
18573 if flag_associative_math is set.
18575 2008-02-20 Richard Guenther <rguenther@suse.de>
18577 * tree.h (fold_real_zero_addition_p): Declare.
18578 * fold-const.c (fold_real_zero_addition_p): Export.
18579 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
18580 floating-point operations with zero and one.
18582 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
18584 * doc/install.texi: Correct references to CFLAGS, replacing them
18585 with BOOT_CFLAGS. Document flags used during bootstrap for
18588 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
18590 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
18591 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
18592 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
18594 (smin<mode>3): Ditto from similar patterns.
18595 (smax<mode>3): Ditto.
18596 (*ieee_smin<mode>3): Ditto.
18597 (*ieee_smax<mode>3): Ditto.
18598 * config/i386/sse.md (sse): New mode attribute.
18599 (mov<mode>): Macroize expander from movv4sf and movv2df using
18600 SSEMODEF2P mode iterator.
18601 (<sse>_movnt<mode>): Ditto from similar patterns. Use
18602 SSE_VEC_FLOAT_MODE_P as insn constraint.
18603 (storent<mode>): Ditto.
18604 (storent<mode>): Macroize expander from storentsf and storentdf using
18605 MODEF mode iterator.
18606 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
18607 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
18608 (abs<mode>2): Ditto from similar patterns.
18609 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
18610 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
18611 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
18612 (<sse>_vmsqrt<mode>2): Ditto.
18613 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
18614 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
18615 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
18616 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
18617 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
18618 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
18619 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
18621 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
18622 iterator and SSE_FLOAT_MODE_P as insn constraint.
18623 (<sse>_ucomi): Ditto from similar patterns.
18624 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
18625 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
18626 SSE_VEC_FLOAT_MODE_P as insn constraint.
18627 (vcond<mode>): Ditto from similar patterns.
18628 (and<mode>3, *and<mode>3): Ditto.
18629 (<sse>_nand<mode>3): Ditto.
18630 (ior<mode>3, *ior<mode>3): Ditto.
18631 (xor<mode>3, *xor<mode>3): Ditto.
18632 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
18633 iterator and SSE_FLOAT_MODE_P as insn constraint.
18634 (*nand<mode>3): Ditto from similar patterns.
18635 (*ior<mode>3): Ditto.
18636 (*xor<mode>3): Ditto.
18638 2008-02-20 Ira Rosen <irar@il.ibm.com>
18640 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
18641 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
18642 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
18644 2008-02-19 Jan Hubicka <jh@suse.cz>
18646 * predict.c (tree_bb_level_predictions): Remove variable next
18647 mistakely introduced by previous commit.
18649 2008-02-19 Jan Hubicka <jh@suse.cz>
18651 * predict.c (predict_paths_leading_to): Rewrite.
18652 (predict_paths_for_bb): New.
18653 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
18655 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18658 * Makefile.in (build_file_translate): New.
18659 (gcc-vers.texi): Use it for translating $(abs_srcdir).
18660 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
18661 * configure.ac (build_file_translate): Substitute it.
18662 * configure: Regenerate.
18664 2008-02-19 Jan Hubicka <jh@suse.cz>
18666 PR rtl-optimization/34408
18667 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
18670 2008-02-19 Jan Hubicka <jh@suse.cz>
18672 PR middle-end/28779
18673 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
18676 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
18679 * config/i386/i386-modes.def: Revert the last DI alignment
18680 change until Ada people can look into it.
18682 2008-02-19 Nick Clifton <nickc@redhat.com>
18684 * opts.c (print_specific_help): Fix typo in --help text.
18686 2008-02-19 Jakub Jelinek <jakub@redhat.com>
18689 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
18690 32-bit inline asm without asm alternatives for host GCC < 3.0.
18692 2008-02-19 Richard Guenther <rguenther@suse.de>
18694 PR tree-optimization/34989
18695 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
18696 Allow propagation to INDIRECT_REF if we can simplify only.
18698 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18700 * c-common.c (warn_for_collisions_1): Use appropriate option when
18703 2008-02-19 Nick Clifton <nickc@redhat.com>
18706 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
18707 (handle_options): Fix indentation.
18708 (print_filtered_help): If no language-specific options were
18709 displayed tell the user how to list all the options supported by
18710 the language's front-end.
18711 (print_specific_help): Fix indentation and remove duplicate line.
18712 (common_handle_option): Handle the -v option.
18713 For --help enable the display of undocumented options if the -v
18714 switch has been included on the command line.
18715 For --help= check for overlaps in the arguments between the option
18716 classes and the language names and issue a warning when they
18717 cannot be disambiguated.
18718 * c.opt (v): Pass on to the common option handler.
18720 2008-02-19 Revital Eres <eres@il.ibm.com>
18722 * modulo-sched.c (sms_schedule): Change dump message when
18723 create_ddg function fails.
18724 (try_scheduling_node_in_cycle): Rename row to cycle.
18725 (print_partial_schedule): Rename CYCLE to ROW.
18727 2008-02-19 Christian Bruel <christian.bruel@st.com>
18728 Zdenek Dvorak <ook@ucw.cz>
18730 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
18732 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
18735 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
18736 (*x86_movdicc_0_m1_se): Ditto.
18738 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
18740 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
18741 (CMPtype): Define as __gcc_CMPtype.
18742 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
18743 (CMPtype): Define as __gcc_CMPtype.
18745 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
18747 Support valgrind 3.3 for --enable-checking=valgrind.
18748 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
18750 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
18751 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
18752 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
18753 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
18754 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
18755 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
18756 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
18758 * ggc-zone.c: Similar.
18759 * ggc-page.c: Similar.
18761 2008-02-19 Paul Brook <paul@codesourcery.com>
18764 * config/arm/ieee754-df.S: Fix do_it typo.
18765 * config/arm/ieee754-sf.S: Fix do_it typo.
18767 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
18770 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
18771 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
18772 (OPTION_MASK_ISA_SSE_SET): Likewise.
18773 (OPTION_MASK_ISA_SSE2_SET): Likewise.
18774 (OPTION_MASK_ISA_SSE3_SET): Likewise.
18775 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
18776 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
18777 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
18778 (OPTION_MASK_ISA_SSE4_SET): Likewise.
18779 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
18780 (OPTION_MASK_ISA_SSE5_SET): Likewise.
18781 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
18782 (OPTION_MASK_ISA_MMX_UNSET): Updated.
18783 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
18784 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
18785 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
18786 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
18787 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
18788 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
18789 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
18790 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
18791 (OPTION_MASK_ISA_SSE4): Removed.
18792 (ix86_handle_option): Turn on bits in ix86_isa_flags and
18793 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
18794 (override_options): Don't turn on implied SSE/MMX bits in
18797 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
18799 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18802 2008-02-18 Joey Ye <joey.ye@intel.com>
18804 PR middle-end/34921
18805 * tree-nested.c (insert_field_into_struct): Set type alignment
18806 to field alignment if the former is less than the latter.
18808 2008-02-18 Jakub Jelinek <jakub@redhat.com>
18810 * BASE-VER: Set to 4.4.0.
18812 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18814 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
18815 * doc/cfg.texi: Likewise.
18816 * doc/extend.texi: Likewise.
18817 * doc/gty.texi: Likewise.
18818 * doc/invoke.texi: Likewise.
18819 * doc/loop.texi: Likewise.
18820 * doc/md.texi: Likewise.
18821 * doc/passes.texi: Likewise.
18822 * doc/rtl.texi: Likewise.
18823 * doc/sourcebuild.texi: Likewise.
18824 * doc/tm.texi: Likewise.
18825 * doc/tree-ssa.texi: Likewise.
18827 2008-02-17 Richard Guenther <rguenther@suse.de>
18829 PR middle-end/35227
18830 * tree-complex.c (init_parameter_lattice_values): Handle parameters
18831 without default definition.
18833 2008-02-17 Richard Guenther <rguenther@suse.de>
18835 PR tree-optimization/35231
18836 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
18839 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
18842 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18843 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
18844 libgcc_cmp_return mode.
18846 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18849 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
18851 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
18853 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
18856 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18858 * doc/c-tree.texi: Use `@.' where appropriate.
18859 * doc/extend.texi: Likewise.
18860 * doc/install.texi: Likewise.
18861 * doc/invoke.texi: Likewise.
18862 * doc/loop.texi: Likewise.
18863 * doc/makefile.texi: Likewise.
18864 * doc/md.texi: Likewise.
18865 * doc/passes.texi: Likewise.
18866 * doc/standards.texi: Likewise.
18867 * doc/tm.texi: Likewise.
18869 2008-02-15 Jakub Jelinek <jakub@redhat.com>
18871 PR middle-end/35196
18872 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
18874 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
18875 rather than in entry_bb.
18877 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18879 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
18880 libgcc_cmp_return mode.
18882 2008-02-15 Jakub Jelinek <jakub@redhat.com>
18884 PR middle-end/35130
18885 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
18886 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
18888 2008-02-15 Richard Guenther <rguenther@suse.de>
18889 Zdenek Dvorak <ook@ucw.cz>
18891 PR tree-optimization/35164
18892 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
18893 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
18894 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
18895 Only propagate addresses which do not have abnormal SSA_NAMEs
18898 2008-02-15 Joseph Myers <joseph@codesourcery.com>
18901 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
18903 2008-02-15 Jan Hubicka <jh@suse.cz>
18905 PR middle-end/35149
18906 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
18908 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18910 PR middle-end/34621
18911 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
18912 when calculating alignment_pad.
18914 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18916 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
18917 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
18918 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
18919 and STACK_BOUNDARY define.
18921 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
18923 PR preprocessor/35061
18924 * c-pragma.c (handle_pragma_pop_macro): Check that
18925 pushed_macro_table has been allocated.
18927 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
18929 PR middle-end/35136
18930 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
18931 (force_gimple_operand): Likewise.
18932 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
18933 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
18934 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
18935 (find_interesting_uses_address): Check addressability and alignment
18936 of the base expression only after substituting bases of IVs into it.
18938 2008-02-14 Michael Matz <matz@suse.de>
18941 * function.c (instantiate_virtual_regs_in_insn): Reload address
18942 before falling back to reloading the whole operand.
18944 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
18946 * config/s390/s390.c (s390_mainpool_start): Emit the pool
18947 before the first section switch note.
18949 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18951 * doc/bugreport.texi: Update copyright years.
18952 * doc/c-tree.texi: Likewise.
18953 * doc/cfg.texi: Likewise.
18954 * doc/cpp.texi: Likewise.
18955 * doc/cppinternals.texi: Likewise.
18956 * doc/fragments.texi: Likewise.
18957 * doc/frontends.texi: Likewise.
18958 * doc/gcc.texi: Likewise.
18959 * doc/gty.texi: Likewise.
18960 * doc/hostconfig.texi: Likewise.
18961 * doc/implement-c.texi: Likewise.
18962 * doc/libgcc.texi: Likewise.
18963 * doc/loop.texi: Likewise.
18964 * doc/makefile.texi: Likewise.
18965 * doc/options.texi: Likewise.
18966 * doc/passes.texi: Likewise.
18967 * doc/rtl.texi: Likewise.
18968 * doc/sourcebuild.texi: Likewise.
18969 * doc/standards.texi: Likewise.
18970 * doc/tree-ssa.texi: Likewise.
18971 * doc/trouble.texi: Likewise.
18973 * doc/extend.texi: Use @: or add comma where appropriate.
18974 * doc/invoke.texi: Likewise.
18975 * doc/tm.texi: Likewise.
18977 2008-02-14 Alan Modra <amodra@bigpond.net.au>
18980 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
18983 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
18985 * doc/md.texi (clz, ctz): Add reference.
18986 * doc/rtl.texi (clz, ctz): Likewise.
18988 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18991 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
18994 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
18996 * config/s390/s390.c (struct constant_pool): New field
18997 emit_pool_after added.
18998 (s390_mainpool_start): Set the emit_pool_after flag according
18999 to the section switch notes.
19000 (s390_mainpool_finish): Consider emit_pool_after when emitting
19001 the literal pool at the end of the function.
19002 (s390_chunkify_start): Force literal pool splits at section
19005 2008-02-13 Michael Matz <matz@suse.de>
19008 * var-tracking.c (clobber_variable_part): Correctly traverse the
19011 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19014 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
19015 Add -fdump-ipa-inline.
19016 * tree-dump.c (dump_files): Remove tree-inlined dump.
19017 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
19019 2008-02-12 Richard Guenther <rguenther@suse.de>
19021 PR tree-optimization/35171
19022 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
19025 2008-02-12 Richard Guenther <rguenther@suse.de>
19027 PR middle-end/35163
19028 * fold-const.c (fold_widened_comparison): Use get_unwidened in
19029 value-preserving mode. Disallow final truncation.
19031 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
19033 PR middle-end/35136
19034 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
19035 code from here to...
19036 (force_gimple_operand): ...here.
19038 2008-02-12 Jakub Jelinek <jakub@redhat.com>
19041 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
19042 non-compatible pointers.
19043 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
19044 different FIELD_DECLs, try harder by comparing field offsets, sizes
19047 PR inline-asm/35160
19048 * function.c (match_asm_constraints_1): Don't replace the same input
19051 2008-02-12 Anatoly Sokolov <aesok@post.ru>
19053 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
19054 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
19055 (expand_epilogue): Restore RAMPZ register.
19056 * config/avr/avr.md (RAMPZ_ADDR): New constant.
19058 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
19060 * config/i386/cygwin.asm: (__alloca): Correct calling
19061 convention and alignment.
19062 (__chkstk): Force 8 byte stack alignment.
19064 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
19065 Richard Guenther <rguenther@suse.de>
19067 PR tree-optimization/33992
19068 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
19069 the zero we compare against.
19071 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
19073 PR libfortran/35063
19074 * gthr-win32.h (__gthread_mutex_destroy_function): New function
19075 to CloseHandle after unlocking to prevent accumulation of handle
19078 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19080 PR middle_end/34150
19081 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
19082 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
19083 and update LABEL_NUSES during and after reload.
19085 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
19087 PR middle-end/34627
19088 * combine.c (simplify_if_then_else): Make sure the comparison is
19089 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
19091 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
19094 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
19095 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
19096 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
19097 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
19098 * tree.h (get_type_static_bounds): Likewise.
19100 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19102 * doc/invoke.texi (Option Summary, C++ Dialect Options)
19103 (Objective-C and Objective-C++ Dialect Options, Warning Options):
19104 Make -Wfoo language annotations match what the compiler outputs.
19106 2008-02-08 Sa Liu <saliu@de.ibm.com>
19108 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
19109 intrinsics spu_convts, spu_convtu, spu_convtf.
19111 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
19113 * doc/extend.texi (Function Attributes) <noinline>: Mention
19114 asm ("") as method to keep calls.
19116 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19119 * doc/options.texi (Options): Replace references to opts.sh with
19121 * opts-common.c: Likewise.
19122 * optc-gen.awk: Likewise.
19124 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
19126 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
19128 2008-02-07 Richard Henderson <rth@redhat.com>
19131 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
19132 EXPR_LIST for the REG_EQUAL instead of a comparison with a
19135 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
19137 PR tree-optimization/35085
19138 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
19139 for operand entry oe2 in addition to operand entry oe3 in order to
19140 expose more opportunities for vectorizer sum reduction.
19142 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19145 * Makefile.in (LIBS): Remove $(GMPLIBS).
19146 (cc1-dummy, cc1): Add $(GMPLIBS).
19148 2008-02-06 Jan Hubicka <jh@suse.cz>
19151 * i386.md (moddf_integer): Do not produce partial memory stalls for
19152 targets where it hurts.
19154 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
19157 * optabs.c (expand_float): Do not check for decimal modes when
19158 expanding unsigned integer through signed conversion.
19160 2008-02-06 Nick Clifton <nickc@redhat.com>
19162 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
19163 inside the clobber with a match_operand and duplicated operand
19164 number in the constraint.
19165 (ineqbranchsi): Delete redundant comment.
19167 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
19169 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
19170 builtin_define ("__USE_INIT_FINI__").
19171 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
19173 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
19175 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19177 PR documentation/30330
19178 * doc/invoke.texi (C++ Dialect Options)
19179 (Objective-C and Objective-C++ Dialect Options, Warning Options):
19180 For each warning option -Wfoo that allows -Wno-foo, ensure both
19181 -Wfoo and -Wno-foo are listed in the option index. Fix index
19182 entry of -Wswitch-default, index -Wnormalized= including the
19183 `=', and -Wlarger-than-@var{len} including @var{len}.
19185 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
19187 * config/i386/i386.md (floatunssisf2): Use
19188 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
19189 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
19190 Macroize expander using MODEF mode iterator.
19192 2008-02-05 Diego Novillo <dnovillo@google.com>
19194 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
19197 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
19199 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19202 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
19204 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
19207 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
19208 to indicate if a message should be generated.
19209 (init_cumulative_args): Updated.
19210 (function_value_32): Likewise.
19212 2008-02-05 Joseph Myers <joseph@codesourcery.com>
19214 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
19216 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
19219 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
19220 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
19222 2008-02-04 Diego Novillo <dnovillo@google.com>
19224 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
19227 * tree-vrp.c (vrp_evaluate_conditional): With
19228 -Wtype-limits, emit a warning when comparing against a
19229 constant outside the natural range of OP0's type.
19231 2008-02-04 Richard Guenther <rguenther@suse.de>
19233 PR middle-end/33631
19234 * expr.c (count_type_elements): Give for unions instead of
19237 2008-02-04 Richard Guenther <rguenther@suse.de>
19239 PR middle-end/35043
19240 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
19241 to TYPE_DOMAINs base type instead of using bitsizetype here.
19243 2008-02-03 Jason Merrill <jason@redhat.com>
19245 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
19247 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19250 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
19251 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
19252 (RS/6000 and PowerPC Options): Fix typos and markup.
19253 * doc/passes.texi (Tree-SSA passes): Likewise.
19255 2008-02-02 Michael Matz <matz@suse.de>
19258 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
19259 from record_last_reg_set_info.
19260 (record_last_reg_set_info): Take an RTX argument, iterate over all
19261 constituent hardregs.
19262 (record_last_set_info, record_opr_changes): Change calls to
19263 new signature or to record_last_reg_set_info_regno.
19265 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
19267 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
19269 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
19271 PR rtl-optimization/34773
19272 * reg-notes.def (EQUAL): Mention significance of combination of
19273 REG_EQUAL and REG_RETVAL.
19274 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
19275 insn that has a REG_RETVAL.
19277 2008-02-01 Roger Sayle <roger@eyesopen.com>
19280 * configure.ac (--enable-fixed-point): Disable unless explicitly
19282 * configure: Regenerate.
19284 2008-02-01 Richard Guenther <rguenther@suse.de>
19287 * invoke.texi (-finline-limit): Remove no longer true parts
19288 of the documentation. Note that there is no default value.
19290 2008-02-01 Andrew Pinski <pinskia@gmail.com>
19291 Mark Mitchell <mark@codesourcery.com>
19292 Ben Elliston <bje@au.ibm.com>
19295 * doc/extend.texi (Other Builtins): Document.
19297 2008-01-31 Tom Browder <tom.browder@gmail.com>
19299 * doc/c-tree.texi (Types): Fix grammar.
19300 (Expression trees): Ditto.
19301 * doc/passes.texi (Tree-SSA passes): Ditto.
19303 * doc/configterms.texi (Configure Terms): Fix typo.
19304 * doc/cpp.texi (Common Predefined Macros): Ditto.
19305 * doc/md.texi (Machine Constraints): Ditto.
19307 * doc/makefile.texi (Makefile): Add comma.
19309 2008-01-31 Tom Browder <tom.browder@gmail.com>
19310 Gerald Pfeifer <gerald@pfeifer.com>
19312 * doc/sourcebuild.texi (Front End): Remove references to CVS
19313 and CVSROOT/modules.
19314 (Texinfo Manuals): Replace reference to CVS by one to SVN.
19315 (Back End): Remove reference to CVS.
19317 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
19320 * config/mips/mips.c (gen_load_const_gp): New function, taking a
19322 (mips16_gp_pseudo_reg): ...here.
19323 * config/mips/mips.md (load_const_gp): Replace with...
19324 (load_const_gp_<mode>): ...this :P-based insn.
19326 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19328 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
19329 options. Minor fixes.
19330 (-std): Move reference to standards closer to where language
19331 standards are first mentioned.
19333 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
19335 PR rtl-optimization/34995
19336 * reload.c (alternative_allows_const_pool_ref): Take an rtx
19337 parameter and return a bool. If the rtx parameter is nonnull,
19338 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
19339 (find_reloads): Update call accordingly. Pass the new operand
19340 if it needed no address reloads, otherwise pass null.
19342 2008-01-30 Richard Henderson <rth@redhat.com>
19345 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
19346 for unbounded arrays.
19348 2008-01-30 Silvius Rus <rus@google.com>
19350 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
19352 2008-01-30 Jan Hubicka <jh@suse.cz>
19355 * i386.c (init_cumulative_args): Use real function declaration when
19358 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
19360 PR rtl-optimization/34998
19361 * global.c (build_insn_chain): Treat non-subreg_lowpart
19362 SUBREGs of pseudos as clobbering all the words covered by the
19363 SUBREG, not just all the bytes.
19364 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
19365 original df_ref rather than an extract parameter.
19366 (global_conflicts): Update call accordingly.
19368 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
19370 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
19371 the overflow check to make it easier to read.
19372 (__fixtfdi): Change the type of the ll member in union
19373 long_double to UDItype_x.
19375 2008-01-30 Jakub Jelinek <jakub@redhat.com>
19377 PR middle-end/34969
19378 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
19379 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
19380 * tree-inline.c (fold_marked_statements): Call
19381 cgraph_update_edges_for_call_stmt if folding a call statement.
19382 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
19383 debug_generic_stmt calls, reset it back afterwards.
19386 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
19388 * c-typeck.c (build_external_ref): Don't pedwarn about
19389 static vars in current function's scope.
19391 2008-01-29 Joseph Myers <joseph@codesourcery.com>
19393 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
19395 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
19398 * ipa-struct-reorg.c: Fix spelling.
19399 * params.def: Ditto.
19401 2008-01-29 Richard Guenther <rguenther@suse.de>
19403 PR middle-end/35006
19404 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
19406 * tree-inline.c (remap_type): Increment remapping_type_depth
19407 around remapping types.
19408 (copy_body_r): Only add referenced variables if they are referenced
19409 from code, not types.
19411 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
19422 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
19423 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
19425 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
19428 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
19429 pointer for tiny stack.
19431 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
19433 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
19435 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
19437 * config/vx-common.h: Fix typo in comment.
19439 2008-01-28 Ian Lance Taylor <iant@google.com>
19443 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
19444 coalesce pointers if they have different DECL_NO_TBAA_P values.
19445 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
19446 between variables with different DECL_NO_TBAA_P values.
19448 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
19451 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
19452 are not legitimate small data references on SPE targets.
19454 2008-01-28 David Daney <ddaney@avtrex.com>
19456 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
19458 2008-01-28 David Daney <ddaney@avtrex.com>
19460 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
19462 2008-01-27 Joseph Myers <joseph@codesourcery.com>
19464 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
19465 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
19466 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
19467 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
19468 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
19469 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
19470 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
19471 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
19473 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19475 * basic-block.h (condjump_equiv_p): Fix comment.
19477 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19479 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
19480 print_generic_stmt_indented): Fix comment.
19482 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19484 * configure.ac (__stack_chk_fail): Add detecion for availability
19485 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
19486 * configure: Regenerate.
19488 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
19490 PR middle-end/34688
19491 * final.c (output_addr_const): Handle TRUNCATE.
19493 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
19496 * tree-ssa-loop-ivopts.c (comp_cost): New type.
19497 (zero_cost, infinite_cost): New constants.
19498 (struct cost_pair): Change type of cost to comp_cost.
19499 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
19500 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
19502 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
19503 split_address_cost, ptr_difference_cost, difference_cost,
19504 get_computation_cost_at, get_computation_cost,
19505 determine_use_iv_cost_generic, determine_use_iv_cost_address,
19506 determine_use_iv_cost_condition, determine_use_iv_costs,
19507 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
19508 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
19509 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
19510 Change type of cost to comp_cost.
19511 (determine_iv_cost): Increase cost of non-original ivs, instead
19512 of decreasing the cost of original ones.
19513 (get_address_cost): Indicate the complexity of the addressing mode
19515 (try_add_cand_for): Prefer using ivs not specific to some object.
19516 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
19518 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
19519 Janis Johnson <janis187@us.ibm.com>
19522 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
19523 (TARGET_INSTANTIATE_DECLS): Likewise.
19524 * target.h (expand_to_rtl_hook): New target hook.
19525 (instantiate_decls): Likewise.
19526 * function.c (instantiate_decl): Make non-static. Rename to...
19527 (instantiate_decl_rtl): ... this.
19528 (instantiate_expr): Use instantiate_decl_rtl.
19529 (instantiate_decls_1): Likewise.
19530 (instantiate_decls): Likewise.
19531 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
19532 * function.h (instantiate_decl_rtl): Add prototype.
19533 * cfgexpand.c (target.h): New include.
19534 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
19535 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
19536 (TARGET_INSTANTIATE_DECLS): Likewise.
19537 (TARGET_INITIALIZER): New target hooks added.
19538 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
19540 * config/rs6000/rs6000.c (tree-flow.h): New include.
19541 (machine_function): Add sdmode_stack_slot field.
19542 (rs6000_alloc_sdmode_stack_slot): New function.
19543 (rs6000_instantiate_decls): Likewise.
19544 (rs6000_secondary_memory_needed_rtx): Likewise.
19545 (rs6000_check_sdmode): Likewise.
19546 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
19547 (TARGET_INSTANTIATE_DECLS): Likewise.
19548 (rs6000_hard_regno_mode_ok): Allow SDmode.
19549 (num_insns_constant): Likewise. Handle _Decimal32 constants.
19550 (rs6000_emit_move): Handle SDmode.
19551 (function_arg_advance): Likewise.
19552 (function_arg): Likewise.
19553 (rs6000_gimplify_va_arg): Likewise. Add special handling of
19554 SDmode var args for 32-bit compiles.
19555 (rs6000_secondary_reload_class): Handle SDmode.
19556 (rs6000_output_function_epilogue): Likewise.
19557 (rs6000_function_value): Simplify if statement.
19558 (rs6000_libcall_value): Likewise.
19559 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
19560 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
19561 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
19562 (movsd_hardfloat): New define_insn.
19563 (movsd_softfloat): Likewise.
19564 (movsd_store): Likewise.
19565 (movsd_load): Likewise.
19566 (extendsddd2): Likewise.
19567 (extendsdtd2): Likewise.
19568 (truncddsd2): Likewise.
19569 (movdd_hardfloat64): Fixup comment.
19570 (UNSPEC_MOVSD_LOAD): New constant.
19571 (UNSPEC_MOVSD_STORE): Likewise.
19573 2008-01-26 Jakub Jelinek <jakub@redhat.com>
19576 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
19578 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
19579 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
19580 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
19581 and TRUTH_XOR_EXPR.
19583 2008-01-26 David Edelsohn <edelsohn@gnu.org>
19586 * config.gcc: Separate AIX 5.3 from AIX 6.1.
19587 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19588 __LONGDOUBLE128 too.
19589 * config/rs6000/aix61.h: New file.
19591 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
19593 PR rtl-optimization/34959
19594 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
19595 popcount and parity rtxes the same mode as their operand.
19596 Truncate or extend the result to the return value's mode
19599 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
19602 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
19603 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
19604 to GOT_VERSION_REGNUM.
19605 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
19606 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
19607 * config/mips/mips.c (mips_emit_call_insn): New function.
19608 (mips_call_tls_get_addr): Call mips_expand_call directly.
19609 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
19611 (mips16_build_call_stub): Likewise. Return the call insn or null.
19612 (mips_expand_call): Update the call to mips16_build_call_stub
19613 accordingly and a remove redundant condition. Assert that MIPS16
19614 stubs do not use lazy binding. Use mips_emit_call_insn and return
19616 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
19618 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
19619 (mips_avoid_hazard): Remove hazard_set handling.
19620 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
19621 (UNSPEC_RESTORE_GP): ...this.
19622 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
19623 (FAKE_CALL_REGNO): Rename to...
19624 (GOT_VERSION_REGNUM): ...this.
19625 (type): Add "ghost" value. Add an associated insn reservation.
19626 (hazard_set): Remove.
19627 (exception_receiver): Rename to...
19628 (restore_gp): ...this and update the unspec identifier accordingly.
19629 (exception_receiver, nonlocal_got_receiver): New expanders.
19630 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
19631 FAKE_CALL_REGNO. Remove hazard_set attribute.
19632 (set_got_version, update_got_version): New patterns.
19634 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
19637 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
19639 2008-01-25 Joseph Myers <joseph@codesourcery.com>
19642 * doc/install.texi2html: Generate gcc-vers.texi.
19644 2008-01-25 DJ Delorie <dj@redhat.com>
19646 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
19648 2008-01-25 Joseph Myers <joseph@codesourcery.com>
19650 * config/c4x: Remove directory.
19651 * config.gcc (crx-*, mt-*): Mark obsolete.
19652 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
19653 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
19654 sh-*-rtemscoff*): Remove cases.
19655 * defaults.h (C4X_FLOAT_FORMAT): Remove.
19656 * real.c (encode_c4x_single, decode_c4x_single,
19657 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
19658 c4x_extended_format): Remove.
19659 * real.h (c4x_single_format, c4x_extended_format): Remove.
19660 * doc/extend.texi (interrupt, naked): Remove mention of attributes
19662 (Pragmas): Remove comment about c4x pragmas.
19663 * doc/install.texi (c4x): Remove target-specific instructions.
19664 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
19665 * doc/md.texi (Machine Constraints): Remove C4x documentation.
19666 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
19667 refer to C4x source files as examples.
19668 (C4X_FLOAT_FORMAT): Remove documentation.
19670 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
19672 * config/bfin/bfin.c (override_options): Reorder tests so that
19673 flag_pic gets enabled for -msep-data.
19675 2008-01-25 Richard Guenther <rguenther@suse.de>
19677 PR middle-end/32244
19678 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
19679 to its bitfield precision if required.
19681 2008-01-25 Jakub Jelinek <jakub@redhat.com>
19683 PR middle-end/33880
19684 * tree-nested.c (walk_omp_for): New function.
19685 (convert_nonlocal_reference, convert_local_reference): Call
19686 walk_omp_for on OMP_FOR.
19687 (convert_call_expr): Call walk_body on OMP_FOR's
19688 OMP_FOR_PRE_INIT_BODY.
19690 2008-01-25 Richard Guenther <rguenther@suse.de>
19692 PR tree-optimization/34966
19693 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
19694 default defs and PHI_NODEs we have to insert after the
19695 defining statement.
19697 2008-01-24 Nick Clifton <nickc@redhat.com>
19699 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
19700 Provide a default definition.
19701 (LIBGCC2_UNITS_PER_WORD): Likewise.
19703 * config/stormy16/stormy16.c: Include df.h for the prototype
19704 for df_regs_ever_live_p.
19705 (xstormy16_expand_builtin_va_start): Convert the stack offset
19706 into a component_ref and then use POINTER_PLUS_EXPR to add it
19707 to the incoming_virtual_args_rtx.
19708 (xstormy16_gimplify_va_arg_expr): Rename to
19709 xstormy16_gimplify_va_arg_expr.
19710 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
19711 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
19712 xstormy16_gimplify_va_arg_expr.
19713 Fix up some formatting issues.
19715 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
19716 Move to predicates.md.
19717 (xs_hi_general_operand): Likewise.
19718 (xs_hi_nonmemory_operand): Likewise.
19719 * config/stormy16/predicates.md:
19720 (xstormy16_carry_plus_operand): New predicate.
19721 (xs_hi_general_operand): New predicate.
19722 (xs_hi_nonmemory_operand): New predicate.
19723 * config/stormy16/stormy16-protos.h:
19724 (xstormy16_carry_plus_operand): Delete prototype.
19725 (xs_hi_general_operand): Likewise.
19726 (xs_hi_nonmemory_operand): Likewise.
19728 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
19729 modifiers as they are no longer needed and they can trigger
19730 reload spill failures.
19732 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
19733 with a match_operand in order to help reload.
19735 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
19736 constraint with 'e' for the 8th alternative as this version of
19737 the mov.w instruction only accepts the lower 8 registers.
19739 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
19742 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
19743 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
19746 2008-01-25 Jakub Jelinek <jakub@redhat.com>
19748 PR middle-end/33333
19749 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
19751 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
19753 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
19755 (remove_structure): Update allocations list before removing structure.
19757 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
19759 * ipa-struct-reorg.c (is_safe_cond_expr,
19760 create_new_stmts_for_cond_expr): Use integer_zerop function,
19761 that recognize not only zero-pointer, but zero-integer too.
19763 2008-01-25 Ben Elliston <bje@au.ibm.com>
19766 * fixproto: Escape "." in sed expression that strips leading "./".
19768 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
19771 * gcc.c (SWITCH_OK): Removed.
19772 (SWITCH_LIVE): Changed to bit.
19773 (SWITCH_FALSE): Likewise.
19774 (SWITCH_IGNORE): Likewise.
19775 (switchstr): Change live_cond to unsigned int.
19776 (process_command): Replace SWITCH_OK with 0.
19777 (do_self_spec): Likewise.
19778 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
19779 (give_switch): Likewise.
19780 (used_arg): Likewise.
19781 (do_spec_1): Set the SWITCH_IGNORE bit.
19782 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
19783 bits. Set the SWITCH_LIVE bit.
19785 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
19787 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
19789 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
19791 PR tree-optimization/34472
19792 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
19793 parameter to a "bool *" and set *DATA to false if there is
19794 an unsafe access. Do not delete the structure here.
19795 (check_cond_exprs): Delete it here instead.
19796 (check_cond_exprs, exclude_cold_structs): Do not increase
19797 I when removing a structure.
19799 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
19802 * config/i386/i386.c (ix86_expand_vector_init): Consider only
19803 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
19805 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
19807 PR middle-end/34934
19808 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
19809 a fixed vector for stack.
19811 2008-01-24 Ben Elliston <bje@au.ibm.com>
19814 * doc/gcc.texi (Software development): Add a direntry for g++.
19816 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
19818 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
19819 stale and straggling -fforce-addr comments above.
19821 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
19823 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
19824 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
19826 2008-01-23 Michael Matz <matz@suse.de>
19829 * dwarf2out.c (force_type_die): Use modified_type_die instead of
19832 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
19834 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
19835 malloc result type.
19837 2008-01-23 Anatoly Sokolov <aesok@post.ru>
19839 * config/avr/avr.c (avr_current_arch): New variable.
19840 (avr_arch_types): Add 'avr31' and 'avr51' entries.
19841 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
19842 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
19843 (avr_override_options): Init 'avr_current_arch'.
19844 (base_arch_s): Move from here...
19845 * config/avr/avr.h (base_arch_s): ... here. Add new members
19846 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
19847 'mega' to 'have_jmp_call'.
19848 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
19849 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
19851 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
19853 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19854 MULTILIB_MATCHES): Ditto.
19856 2008-01-23 Richard Guenther <rguenther@suse.de>
19858 PR middle-end/31529
19859 * cgraphunit.c (cgraph_reset_node): Always mark the node
19860 not reachable if it is not queued already.
19862 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
19864 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
19865 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
19866 (cputype_selected): New static variable.
19867 (bfin_handle_option): Set it if -mcpu is used.
19868 (override_option): Select default set of workarounds if no cpu type
19869 selected on the command line.
19870 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
19872 From Michael Frysinger <michael.frysinger@analog.com>
19873 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
19874 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
19876 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
19877 for bf547, bf523, bf524, and bf526.
19878 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
19880 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
19881 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
19882 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
19883 __ADSPBF547__ and __ADSPBF54x__ for bf547.
19884 * doc/invoke.texi (Blackfin Options): Document that
19885 -mcpu now accept bf547, bf523, bf524, and bf526.
19887 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
19889 PR rtl-optimization/34628
19890 * combine.c (try_combine): Stop and undo after the first combination
19891 if an autoincrement side-effect on the first insn has effectively
19894 2008-01-22 David Edelsohn <edelsohn@gnu.org>
19897 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
19898 Offset addresses are not valid for Altivec or paired float modes.
19900 2008-01-22 Jakub Jelinek <jakub@redhat.com>
19903 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
19904 if DECL_INITIAL (decl) is error_mark_node.
19907 * c-common.c (handle_vector_size_attribute): Only allow
19908 integral, scalar float and fixed point types. Handle OFFSET_TYPE
19909 the same way as pointer, array etc. types.
19910 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
19913 * tree.c (build_type_attribute_qual_variant): Call
19914 build_qualified_type if attributes are equal, but quals are not.
19916 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19919 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
19920 * flags.h (warn_strict_aliasing): Remove.
19921 (warn_strict_overflow): Remove.
19922 * opts.c (warn_strict_aliasing): Remove.
19923 (warn_strict_overflow): Remove.
19924 * c-opts.c (c_common_handle_option): -Wall only sets
19925 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
19926 (c_common_post_options): Give default values to -Wstrict-aliasing
19927 and -Wstrict-overflow if they are uninitialized.
19928 * common.opt (Wstrict-aliasing): Specify Var and Init.
19929 (Wstrict-overflow): Likewise.
19931 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
19933 PR rtl-optimization/26854
19934 PR rtl-optimization/34400
19935 PR rtl-optimization/34884
19936 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
19938 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
19939 (df_rd_bb_info.expanded_lr_out): Deleted
19940 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
19941 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
19942 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
19943 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
19944 Removed code to allocate, initialize or free expanded_lr_out.
19945 (df_rd_bb_local_compute_process_def): Restructured to make more
19947 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
19948 sets if the sets are being trimmed.
19950 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
19953 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
19954 (as_vers): Likewise.
19955 * configure: Regenerated.
19957 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19959 PR middle-end/33092
19960 * tree-pass.h (pass_build_alias): New pass.
19961 * tree-ssa-alias.c (gate_build_alias): New.
19962 (pass_build_alias): New.
19963 * passes.c (init_optimization_passes): Add pass_build_alias after
19964 pass_create_structure_vars.
19966 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
19968 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
19969 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
19970 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
19971 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
19972 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
19973 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
19974 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
19975 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
19976 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
19977 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
19978 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
19979 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
19980 * config/s390/s390.md (FP_ALL): New mode iterator.
19981 (_d): New mode attribute.
19982 ("*signbit<mode>2>"): Changed mode of first operand.
19983 ("isinf<mode>2"): Changed mode of first operand.
19984 ("*TDC_insn"): Adaptation for DFP modes.
19986 2008-01-22 Ben Elliston <bje@au.ibm.com>
19988 * tree.c (check_qualified_type): Improve function description.
19990 2008-01-21 Jason Merrill <jason@redhat.com>
19993 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
19994 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
19997 2008-01-21 DJ Delorie <dj@redhat.com>
19999 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
20002 2008-01-21 Richard Guenther <rguenther@suse.de>
20004 PR middle-end/34856
20005 * tree-cfg.c (verify_expr): Allow all invariant expressions
20006 instead of just constant class ones as reference argument.
20007 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
20008 like any other constant.
20009 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
20011 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
20013 * regmove.c (fixup_match_1): Update call crossed frequencies.
20015 2008-01-21 Richard Guenther <rguenther@suse.de>
20018 * tree-inline.c (setup_one_parameter): Deal with mismatched
20019 types using a VIEW_CONVERT_EXPR.
20021 2008-01-21 Alon Dayan <alond@il.ibm.com>
20022 Olga Golovanevsky <olga@il.ibm.com>
20024 PR tree-optimization/34701
20025 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
20026 when the structure size is not a power of 2.
20028 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
20030 * doc/install.texi: Add doc for --enable-checking=df.
20032 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
20034 PR rtl-optimization/34808
20035 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
20037 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
20039 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
20042 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
20044 PR rtl-optimization/26854
20045 PR rtl-optimization/34400
20046 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
20048 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
20049 (df_rd_bb_info.expanded_lr_out): New.
20050 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
20051 * loop_iv.c (iv_analysis_loop_init): Ditto.
20052 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
20053 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
20054 Added code to allocate, initialize or free expanded_lr_out.
20055 (df_rd_bb_local_compute_process_def): Restructured to make
20056 more understandable.
20057 (df_rd_confluence_n): Add code to do nothing with fake edges and
20058 code to no apply invalidate_by_call sets if the sets are being trimmed.
20059 (df_lr_local_finalize): Renamed to df_lr_finalize.
20060 (df_live_local_finalize): Renamed to df_live_finalize.
20062 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
20065 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
20066 deciding whether to use reciprocal instructions.
20068 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
20070 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
20071 dwarf2out_note_section_used if cold_text_section is NULL.
20073 2008-01-19 Jakub Jelinek <jakub@redhat.com>
20075 PR gcov-profile/34610
20076 * tree-cfg.c (make_edges): Mark both outgoing edges from
20077 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
20078 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
20079 from OMP_FOR and OMP_CONTINUE outgoing edges.
20081 * tree-profile.c (tree_profiling): Return early if
20082 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
20084 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
20085 from cfun to child_cfun.
20086 * function.h (struct function): Add after_tree_profile bit.
20088 2008-01-19 Anatoly Sokolov <aesok@post.ru>
20090 * config/avr/avr.S (_exit): Disable interrupt.
20092 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
20093 Steven Bosscher <stevenb.gcc@gmail.com>
20095 PR rtl-optimization/26854
20096 PR rtl-optimization/34400
20097 * df-problems.c (df_live_scratch): New scratch bitmap.
20098 (df_live_alloc): Allocate df_live_scratch when doing df_live.
20099 (df_live_reset): Clear the proper bitmaps.
20100 (df_live_bb_local_compute): Only process the artificial defs once
20101 since the order is not important.
20102 (df_live_init): Init the df_live sets only with the variables
20103 found live by df_lr.
20104 (df_live_transfer_function): Use the df_lr sets to prune the
20105 df_live sets as they are being computed.
20106 (df_live_free): Free df_live_scratch.
20108 2008-01-18 Ian Lance Taylor <iant@google.com>
20110 * common.opt: Add fmerge-debug-strings.
20111 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
20112 flag_merge_debug_strings rather than flag_merge_constants.
20113 * doc/invoke.texi (Option Summary): Mention
20114 -fmerge-debug-strings.
20115 (Debugging Options): Document -fmerge-debug-strings.
20117 2008-01-18 Ian Lance Taylor <iant@google.com>
20120 * tree.h (DECL_IS_OPERATOR_NEW): Define.
20121 (struct tree_function_decl): Add new field operator_new_flag.
20122 * tree-inline.c (expand_call_inline): When inlining a call to
20123 operator new, force the return value to go into a variable, and
20124 set DECL_NO_TBAA_P on that variable.
20125 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
20127 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
20130 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
20131 DWARF2_DEBUGGING_INFO.
20132 (dwarf2out_note_section_used): Ditto. Add prototype.
20133 (have_multiple_function_sections, text_section_used,
20134 cold_text_section_used, *cold_text_sections): Move declarations
20137 2008-01-17 Bob Wilson <bob.wilson@acm.org>
20139 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
20140 field and add signal_ra.
20141 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
20142 assignments to frame state pc. Move end of stack check after
20143 MD_FALLBACK_FRAME_STATE_FOR.
20144 (uw_update_context_1): Use frame state signal_regs if set, instead
20145 of checking signal_frame flag.
20146 (uw_update_context): Use frame state signal_ra if set.
20147 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
20148 * config/xtensa/linux-unwind.h: New file.
20150 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
20152 * modulo-sched.c (get_sched_window): Fix comment typo.
20154 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
20156 PR tree-optimization/34648
20157 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
20159 2008-01-17 Anatoly Sokolov <aesok@post.ru>
20161 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
20162 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
20164 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
20166 PR rtl-optimization/34400
20167 * df-core.c (df_worklist_dataflow_overeager,
20168 df_worklist_dataflow_doublequeue): New functions.
20169 (df_worklist_dataflow): Two different worklist solvers.
20170 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
20173 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20176 * doc/invoke.texi: Document the dependence on pthread for fopenmp
20177 and ftree-parallelize-loops.
20179 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
20181 PR rtl-optimization/34826
20182 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
20184 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
20186 * global.c (find_reg): Mark the eh regs as used if necessary.
20187 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
20188 * ra.h (struct allocno): no_eh_reg field added. Changed
20189 no_stack_reg type to bitfield.
20191 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
20193 * tree.c (substitute_in_expr): Add missing 'break'.
20195 2008-01-17 Richard Guenther <rguenther@suse.de>
20197 PR tree-optimization/34825
20198 * tree-ssa-math-opts.c (is_division_by): Do not recognize
20199 x / x as division to handle.
20201 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20203 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
20204 "-pthread" is specified.
20205 * pa-hpux11.h (LIB_SPEC): Likewise.
20207 2008-01-16 Janis Johnson <janis187@us.ibm.com>
20208 Peter Bergner <bergner@vnet.ibm.com>
20210 PR rtl-optimization/33796
20211 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
20213 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20215 PR libgfortran/34699
20216 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
20218 * pa-hpux10.h (LINK_SPEC): Likewise.
20219 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
20221 2008-01-16 Richard Guenther <rguenther@suse.de>
20223 PR middle-end/32628
20224 * fold-const.c (fold_convert_const_int_from_int): Do not
20225 set overflow if that occured only because of a sign extension
20226 change when converting from/to a sizetype with the same
20227 precision and signedness.
20229 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
20232 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
20233 location address to the correct place. Update copyright year.
20235 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20237 * lambda-code.c (lambda_transform_legal_p): Handle the case of
20238 no dependences in the dependence_relations vector.
20240 2008-01-16 Jan Hubicka <jh@suse.cz>
20242 PR rtl-optimization/31396
20243 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
20244 * cfg.c (dump_reg_info): Print it.
20245 * regs.h (struct reg_info_t): add freq_calls_crossed.
20246 (REG_FREQ_CALLS_CROSSED): New macro.
20247 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
20248 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
20249 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
20250 regmove_optimize): Update call crossed frequencies.
20251 * local-alloc.c (struct qty): Add freq_calls_crossed.
20252 (alloc_qty): Copute freq_calls_crossed.
20253 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
20254 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
20255 * ra.h (struct allocno): Add freq_calls_crossed.
20257 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20259 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
20260 libgomp when compiling with ftree-parallelize-loops.
20261 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
20263 2008-01-16 Richard Guenther <rguenther@suse.de>
20265 PR tree-optimization/34769
20266 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
20267 * tree.c (int_cst_value): Instead make this function more
20268 permissive in what it accepts as valid input. Document this
20269 function always sign-extends the value.
20271 2008-01-16 Jakub Jelinek <jakub@redhat.com>
20272 Richard Guenther <rguenther@suse.de>
20275 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
20276 (gimple_fold_indirect_ref_rhs): ... this.
20277 (gimple_fold_indirect_ref): New function with foldings
20278 that preserve lvalueness.
20279 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
20280 * tree-flow.h (gimple_fold_indirect_ref): Declare.
20281 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
20282 to fold an INDIRECT_REF, fall back to the old use of
20283 fold_indirect_ref_1.
20285 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20287 * tree-data-ref.c (subscript_dependence_tester_1): Call
20288 free_conflict_function.
20289 (compute_self_dependence): Same.
20291 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
20294 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
20295 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
20297 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
20298 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
20299 for DWARF2_UNWIND_INFO targets.
20301 2008-01-16 Richard Guenther <rguenther@suse.de>
20304 * c-typeck.c (common_pointer_type): Do not merge inconsistent
20305 type qualifiers for function types.
20307 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
20309 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
20310 loop_iterator li from previous commit.
20312 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
20314 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
20316 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
20318 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
20319 (parallelize_loops): Don't parallelize irreducible components.
20321 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20324 * c-opts (c_common_post_options): Do not enable CPP
20325 flag_pedantic_errors by default.
20327 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
20329 PR rtl-optimization/31944
20330 * cse.c (remove_pseudo_from_table): New function.
20331 (merge_equiv_classes): Use above function to remove pseudo-registers.
20332 (invalidate): Likewise.
20334 2008-01-13 Richard Guenther <rguenther@suse.de>
20336 PR middle-end/34601
20337 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
20338 instead of TYPE_MODE to deal with calls from expand_one_error_var.
20340 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
20342 * gcse.c (cprop_jump): Call validate_unshare_change instead of
20343 validate_change to unshare the source of the PC set.
20345 2008-01-12 Jan Hubicka <jh@suse.cz>
20347 PR middle-end/32135
20348 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
20349 references above array bounds. This might trigger bounds checks for
20350 pointers to arrays.
20352 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
20354 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
20355 new_replaceable_dependencies.
20357 2008-01-12 Doug Kwan <dougkwan@google.com>
20359 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
20360 instead of OPT_Wreturn_type in warning due to ignored return type
20362 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
20363 options included in -Wextra.
20364 * c.opt: New option -Wignored_qualifiers.
20365 * doc/invoke.texi (Warning Options, -Wextra): Add new option
20366 -Wignore_qualifiers.
20367 (-Wignored-qualifiers): Document.
20368 (-Wreturn-type): Remove description of functionality now handled
20369 by -Wignored-qualifiers.
20371 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
20374 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
20375 NOP_EXPR if it is between integral types with the same precision.
20377 2008-01-12 Jan Hubicka <jh@suse.cz>
20380 * invoke.texi (max-inline-recursive-depth): Fix default value.
20382 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
20384 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
20387 2008-01-11 Bob Wilson <bob.wilson@acm.org>
20389 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
20391 2008-01-11 James E. Wilson <wilson@specifix.com>
20394 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
20396 2008-01-11 Anatoly Sokolov <aesok@post.ru>
20398 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
20399 save/restore frame pointer register and don't use 'call-prologues'
20400 optimization in function with "OS_task" attribute.
20402 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
20404 PR middle-end/31309
20405 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
20406 when copying to memory.
20408 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
20410 PR rtl-optimization/30905
20411 * cfgcleanup.c: Include dce.h
20412 (crossjumps_occured): New global variable.
20413 (try_crossjump_bb): Exit loop after finding a fallthru edge.
20414 If something changed, set crossjumps_occured to true.
20415 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
20416 Don't add/remove fake edges to exit here...
20417 (cleanup_cfg): ...but do it here, when crossjumping.
20418 Run a fast DCE when successful crossjumps occured in the latest
20419 iteration of try_optimize_cfg.
20421 2008-01-11 Richard Guenther <rguenther@suse.de>
20423 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
20424 (struct vn_unary_op_s): Likewise.
20425 (vn_reference_insert): Free old reference on hash collision.
20427 2008-01-10 Raksit Ashok <raksit@google.com>
20429 PR rtl-optimization/27971
20430 * combine.c (find_split_point): Split PLUS expressions which are
20431 inside a MEM rtx, and whose first operand is complex.
20433 2008-01-10 DJ Delorie <dj@redhat.com>
20435 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
20436 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
20437 (m32c_hard_regno_ok): Call the underlying function.
20439 2008-01-10 Richard Guenther <rguenther@suse.de>
20441 PR middle-end/34683
20442 * tree-cfg.c (tree_merge_blocks): Do not go through the
20443 full-blown folding and stmt updating path if we just deal
20444 with virtual operands.
20445 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
20446 test for abnormal SSA_NAMEs.
20448 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
20450 PR middle-end/34641
20451 * reload.c (push_reload): Add assertions. All constants from
20452 reg_equiv_constant should have been used for replacing the respective
20454 (find_reloads_address): Invoke find_reloads_address_part for
20455 constant taken from the reg_equiv_constant array.
20457 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
20459 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
20460 field (valnum) the first in the struct. Replace bools with
20463 2008-01-10 Richard Guenther <rguenther@suse.de>
20465 PR tree-optimization/34651
20466 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
20467 types and ordering for masking and converting.
20469 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
20471 PR tree-optimization/34017
20472 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
20473 also for PHI_NODE expressions.
20475 2008-01-09 Jan Hubicka <jh@suse.cz>
20477 PR tree-optimization/34708
20478 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
20479 based on number of case labels.
20480 (init_inline_once): Remove switch_cost.
20481 * tree-inline.h (eni_weights_d): Remove switch_cost.
20483 2008-01-09 Richard Guenther <rguenther@suse.de>
20484 Andrew Pinski <andrew_pinski@playstation.sony.com>
20486 PR middle-end/30132
20487 * gimplify.c (gimplify_cond_expr): Do not create an addressable
20488 temporary if an rvalue is ok or an lvalue is not required.
20490 2008-01-09 Richard Guenther <rguenther@suse.de>
20492 PR middle-end/34458
20493 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
20494 adjust return type.
20496 2008-01-09 Richard Guenther <rguenther@suse.de>
20498 PR middle-end/34679
20499 * tree.c (host_integerp): Check for sizetype only if the
20500 type is an integer type.
20502 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
20505 * opts.c (decode_options): Disable inlining of functions called
20506 once if not in unit-at-a-time mode.
20508 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
20510 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
20512 2008-01-08 Richard Guenther <rguenther@suse.de>
20514 PR middle-end/31863
20515 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
20516 out early if the result will be unused.
20518 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
20523 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20524 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
20527 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
20529 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
20530 for vectorization tuned.
20532 2008-01-08 Richard Guenther <rguenther@suse.de>
20534 PR tree-optimization/34683
20535 * tree-ssa-operands.c (operand_build_cmp): Export.
20536 * tree-ssa-operands.h (operand_build_cmp): Declare.
20537 * tree-vn.c (vuses_compare): Remove.
20538 (sort_vuses): Use operand_build_cmp.
20539 (sort_vuses_heap): Likewise.
20540 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
20541 to re-use old VEC if available. Do not sort already sorted VUSEs.
20542 (vdefs_to_vec): Do not sort already sorted VDEFs.
20544 2008-01-08 Jakub Jelinek <jakub@redhat.com>
20546 PR middle-end/34694
20547 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
20549 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
20552 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
20553 limitations of reciprocal sequences on x86 targets.
20555 2008-01-08 Richard Guenther <rguenther@suse.de>
20557 PR tree-optimization/34683
20558 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
20560 2008-01-07 Jakub Jelinek <jakub@redhat.com>
20563 * config/darwin.c (darwin_mergeable_string_section): Don't use
20564 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
20566 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
20569 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
20570 negxf2. Macroize expander using X87MODEF mode iterator. Change
20571 predicates of op0 and op1 to register_operand.
20572 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
20573 expander using X87MODEF mode iterator. Change predicates of
20574 op0 and op1 to register_operand.
20575 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
20576 corresponding patterns and macroize using MODEF macro. Change
20577 predicates of op0 and op1 to register_operand and remove
20578 "m" constraint. Disparage "r" alternative with "!".
20579 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
20580 macroize using X87MODEF macro. Change predicates of op0 and op1
20581 to register_operand and remove "m" constraint. Disparage "r"
20582 alternative with "!".
20583 (absneg splitter with memory operands): Remove.
20584 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
20585 patterns and macroize using X87MODEF mode iterator.
20586 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
20587 Change predicate of op1 to register_operand.
20588 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
20589 for memory operands.
20591 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
20593 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
20595 2008-01-07 Richard Guenther <rguenther@suse.de>
20597 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
20600 2008-01-07 Richard Guenther <rguenther@suse.de>
20602 PR tree-optimization/34683
20603 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
20604 VOPs of the needed size to save memory. Use VEC_quick_push
20605 to save compile-time.
20606 (vdefs_to_vec): Likewise.
20608 2008-01-07 Sa Liu <saliu@de.ibm.com>
20610 * config/spu/spu.md (divdf3): Genetate inline code for double
20611 division. The implementation doesn't handle INF or NAN, therefore it
20612 only applies when -ffinite-math-only is given.
20614 2008-01-06 Paolo Carlini <pcarlini@suse.de>
20617 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
20618 * doc/cpp.texi ([Common Predefined Macros]): Document.
20620 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
20622 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
20623 order to use commutative addition instead of subtraction.
20625 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20626 Mircea Namolaru <namolaru@il.ibm.com>
20627 Vladimir Yanovsky <yanov@il.ibm.com>
20628 Revital Eres <eres@il.ibm.com>
20630 PR tree-optimization/34263
20631 * tree-outof-ssa.c (process_single_block_loop_latch,
20632 contains_tree_r): New functions.
20633 (analyze_edges_for_bb): Call process_single_block_loop_latch
20634 function to empty single-basic-block latch block if possible.
20636 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20638 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
20640 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
20642 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
20644 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
20646 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
20648 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
20650 2008-01-05 Jakub Jelinek <jakub@redhat.com>
20652 PR tree-optimization/34618
20653 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
20656 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20659 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
20660 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
20661 Update copyright year.
20663 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
20664 Update copyright year.
20665 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
20668 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
20670 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
20671 edge does not point to current bb before changing need_assert.
20673 2008-01-04 Richard Guenther <rguenther@suse.de>
20675 PR middle-end/34029
20676 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
20677 for verifying purposes if they are is_gimple_min_invariant.
20679 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
20681 PR tree-optimization/34448
20682 PR tree-optimization/34465
20683 * gimplify.c (gimplify_init_constructor): Add new parameter
20684 notify_temp_creation. Use it.
20685 (gimplify_modify_expr_rhs): Take volatiles into account when
20686 optimizing constructors.
20687 Do not optimize constructors if gimplify_init_constructor will dump to
20689 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
20690 * gcc.c-torture/compile/pr34448.c: New.
20692 2008-01-04 Jakub Jelinek <jakub@redhat.com>
20694 PR gcov-profile/34609
20695 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
20696 return_slot if result is TREE_ADDRESSABLE.
20698 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
20700 * config/mips/mips.md (sqrt_condition): Tweak comment.
20701 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
20703 2008-01-03 Tom Tromey <tromey@redhat.com>
20706 * c-common.c (c_type_hash): Handle VLAs.
20708 2008-01-03 Jan Hubicka <jh@suse.cz>
20710 PR tree-optimization/31081
20711 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
20712 0 when inlining and not inlining to first basic block.
20713 (remap_decl): When var is initialized to 0, don't set default_def.
20714 (expand_call_inline): Set entry_bb.
20715 * tree-inline.h (copy_body_data): Add entry_bb.
20717 2008-01-03 Jakub Jelinek <jakub@redhat.com>
20720 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
20723 PR tree-optimization/29484
20724 * tree-inline.c (inline_forbidden_p_2): New function.
20725 (inline_forbidden_p): Disallow inlining if some static var
20726 has an address of a local LABEL_DECL in its initializer.
20727 * doc/extend.texi (Labels as Values): Document &&foo behaviour
20730 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
20732 PR tree-optimization/34635
20733 * tree-data-ref.c (add_other_self_distances): Make sure that the
20734 evolution step is constant.
20736 2008-01-03 Jakub Jelinek <jakub@redhat.com>
20738 PR middle-end/34608
20739 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
20741 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
20743 * tree-sra.c (scalarize_init): Insert the generate_element_init
20744 statements after the generate_element_zero statements.
20746 2008-01-02 Richard Guenther <rguenther@suse.de>
20748 PR middle-end/34093
20749 PR middle-end/31976
20750 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
20751 for very large number of operands instead of ICEing.
20753 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
20756 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
20757 while stack probing.
20759 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
20761 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
20764 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
20766 PR libmudflap/26442
20767 * tree-mudflap.c (mx_register_decls): Guard warning by
20768 !DECL_ARTIFICIAL check.
20770 2008-01-01 Jakub Jelinek <jakub@redhat.com>
20772 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
20773 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
20774 sse5_perm<mode>): Fix constraints.