1 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
6 2008-08-30 Jan Hubicka <jh@suse.cz>
8 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
10 * final.c (compute_alignments): Use optimize_bb_for_size_p.
11 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
12 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
13 flag_gcse_after_reload_set): New static vars.
14 (common_handle_option): Enable those flags for profile-use.
15 (decode_options): Remove optimize_size flags that are handled
17 * tree-vectorizer.c (vectorize_loops): Use
18 optimize_loop_nest_for_speed_p.
19 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
20 * tree-predcom.c (tree_predictive_commoning): Use
21 optimize_loop_for_speed_p.
22 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
23 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
24 * predict.c (optimize_loop_for_speed_p): Fix walk.
26 2008-08-30 Jan Hubicka <jh@suse.cz>
28 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
30 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
31 profile presence locally.
33 2008-08-29 Joseph Myers <joseph@codesourcery.com>
36 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
39 2008-08-29 Jan Hubicka <jh@suse.cz>
41 * tree-inline.c (insert_init_stmt): Insert sequence even when
44 2008-08-29 Jeff Law <law@redhat.com>
46 * mn10300.c (mn10300_secondary_reload_class): We need secondary
47 reloads for AM33-2 if IN is a pseudo with an equivalent memory
48 location and class is an FP register.
50 2008-08-29 Jan Hubicka <jh@suse.cz>
52 * see.c (see_merge_one_def_extension): Silence used uninitialized
54 * matrix-reorg.c (check_allocation_function): Likewise.
55 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
57 2008-08-29 Jakub Jelinek <jakub@redhat.com>
60 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
61 compute new & and | in type rather than TREE_TYPE (arg0).
63 * dwarf2out.c (fortran_common): Update comment.
64 (gen_variable_die): Swap com_die and var_die variables in Fortran
65 COMMON block handling code.
67 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
69 * dwarf2out.c (gen_const_die): New function.
70 (size_of_die, value_format, output_die): Output larger
71 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
72 (native_encode_initializer): New function.
73 (tree_add_const_value_attribute): Call it.
74 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
76 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
77 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
78 TREE_THIS_VOLATILE to add_type_attribute.
80 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
82 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
85 * dwarf2out.c (loc_by_reference): New function.
86 (add_location_or_const_value_attribute): Use it.
89 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
90 as DW_TAG_variable children of DW_TAG_common_block rather than
91 DW_TAG_member children. Put DW_AT_external to individual
92 DW_TAG_variable DIEs, not to DW_TAG_common_block.
94 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
95 loc_descriptor_from_tree_1.
99 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
100 arguments to imported_module_or_decl.
101 (debug_nothing_tree_tree): Removed.
102 (debug_nothing_tree_tree_tree_bool): New prototype.
103 * debug.c (do_nothing_debug_hooks): Adjust.
104 (debug_nothing_tree_tree): Removed.
105 (debug_nothing_tree_tree_tree_bool): New function.
106 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
107 (gen_variable_die): Put all common vars for the
108 same COMMON block under one DW_TAG_common_block.
109 (declare_in_namespace): Return new context_die, for Fortran
110 return the module DIE instead of adding extra declarations into
112 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
113 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
114 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
116 (dwarf2out_global_decl): Don't skip Fortran global vars.
117 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
118 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
119 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
120 DW_TAG_imported_declaration as child of previous
121 DW_TAG_imported_module.
122 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
123 * sdbout.c (sdb_debug_hooks): Likewise.
124 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
126 2008-08-29 Jan Hubicka <jh@suse.cz>
128 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
130 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
131 * ipa-cp.c (n_cloning_candidates): New static variable.
132 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
133 (ipcp_print_all_lattices): Improve debug output.
134 (ipcp_cloning_candidate_p): New function.
135 (ipcp_initialize_node_lattices): Use it.
136 (ipcp_init_stage): Do only analyzis here; prettier debug output.
137 (ipcp_propagate_stage): Prettier debug output.
138 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
139 (ipcp_print_all_structures): Remove.
140 (ipcp_need_redirect_p): Test !n_cloning_candidates.
141 (ipcp_insert_stage): Prettier debug output; call
142 cgraph_remove_unreachable_nodes before propagating.
143 (pass_ipa_cp): Schedule function removal pass.
144 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
146 (cgraph_maybe_hot_edge_p): Move to ...
147 * predict.c (cgraph_maybe_hot_edge_p) ... here.
148 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
149 (common_handle_option): Set them; enable ipa-cp when profiling.
150 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
151 (ipa_print_all_jump_functions): Likewise.
152 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
153 (ipa_print_node_params, ipa_print_all_params): New.
154 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
155 ipa_print_all_param_flags): Remove.
156 (ipa_print_node_params, ipa_print_all_params): New.
158 2008-08-29 Bob Wilson <bob.wilson@acm.org>
160 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
161 change from 2008-04-03.
162 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
164 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
168 * ira-color.c (push_allocnos_to_stack): Truncate
169 removed_splay_allocno_vec.
171 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
174 * ira-color (ira_fast_allocation): Don't assign hard registers to
177 2008-08-29 Jan Hubicka <jh@suse.cz>
180 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
181 for cold internal loops.
183 2008-08-29 Richard Guenther <rguenther@suse.de>
185 * tree-ssa-structalias.c (create_variable_info_for): Do not
186 create fields for heap vars or vars with a noalias state.
187 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
190 2008-08-29 Richard Guenther <rguenther@suse.de>
192 * common.opt (ftree-store-ccp): Mark as preserved for
193 backward compatibility.
194 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
195 * tree-pass.h (pass_store_ccp): Remove.
196 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
197 (first_vdef): Remove declaration.
198 (get_value_loaded_by): Likewise.
199 * tree-ssa-ccp.c (do_store_ccp): Remove.
200 (get_default_value): Simplify as do_store_ccp is always false
201 now. Do not initialize mem_ref.
202 (set_value_varying): Likewise.
203 (canonicalize_float_value): Likewise.
204 (set_lattice_value): Likewise.
205 (likely_value): Likewise.
206 (surely_varying_stmt_p): Likewise.
207 (ccp_initialize): Likewise.
208 (ccp_lattice_meet): Likewise.
209 (ccp_visit_phi_node): Likewise.
210 (ccp_fold): Likewise.
211 (evaluate_stmt): Likewise.
212 (visit_assignment): Likewise.
213 (ccp_visit_stmt): Likewise.
214 (execute_ssa_ccp): Fold into ...
215 (do_ssa_ccp): ... this.
216 (do_ssa_store_ccp): Remove.
217 (gate_store_ccp): Likewise.
218 (pass_store_ccp): Likewise.
219 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
221 * tree-ssa-propagate.c (first_vdef): Remove.
222 (get_value_loaded_by): Likewise.
223 (replace_vuses_in): Likewise.
224 (substitute_and_fold): Do not call replace_vuses_in.
225 * opts.c (decode_options): Do not set flag_tree_store_ccp.
227 2008-08-29 Richard Guenther <rguenther@suse.de>
230 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
231 PARAM_NOALIAS tags with is_heapvar.
232 * tree-ssa-operands.c (access_can_touch_variable): Offset
233 based tests do not apply for heapvars. Fix offset test.
235 2008-08-29 Jan Hubicka <jh@suse.cz>
237 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
238 (-fipa-cp-clone): Enabled by default at -O3.
239 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
240 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
242 2008-08-29 Jan Hubicka <jh@suse.cz>
244 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
246 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
248 * gimple.c (giple_copy_call_skip_args): New function.
249 (giple_copy_call_skip_args): Declare.
251 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
252 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
253 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
254 (ipcp_create_replace_map): Improve debug output.
255 (ipcp_need_redirect_p): Return false when not clonning.
256 (ipcp_update_callgraph): Skip args.
257 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
259 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
260 (save_inline_function_body): Update call of tree_function_versioning.
261 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
262 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
263 (tree_function_versioning): Likewise.
264 * tree-inline.h (tree_function_versioning): Update prototype.
266 2008-08-29 Jan Hubicka <jh@suse.cz>
268 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
269 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
270 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
271 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
272 * value-prof.c (gimple_divmod_fixed_value_transform,
273 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
274 gimple_stringops_transform): Use optimize_bb_for_size_p.
275 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
276 * final.c (compute_alignments): Use optimize_function_for_size_p.
277 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
278 (fold_builtin_strcpy, fold_builtin_fputs): Use
279 optimize_function_for_size_p.
280 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
281 * recog.c (relax_delay_slots): Likewise.
282 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
283 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
284 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
285 optimize_function_for_size_p.
286 (cgraph_decide_inlining_of_small_function): Use
287 optimize_function_for_size_p.
288 * global.c (find_reg): Use optimize_function_for_size_p.
289 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
290 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
291 flag_prefetch_loop_arrays. Those can work it out from profile.
292 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
293 optimize_loop_for_speed_p.
294 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
296 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
297 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
298 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
299 * local-alloc.c (block_alloc): Pass BB pointer.
300 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
301 * gcse.c (gcse_main): Use optimize_function_for_size_p.
302 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
303 (decide_peel_completely): Likewise.
304 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
305 optimize_loop_for_size_p.
306 (vect_enhance_data_refs_alignment): Likewise.
307 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
308 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
309 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
310 (try_crossjump_bb): Use optimize_bb_for_size_p.
311 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
312 optimize_loop_for_speed_p.
313 * bb-reorder.c (find_traces_1_round): Likewise.
314 (copy_bb): Use optimize_bb_for_speed_p.
315 (duplicate_computed_gotos): Likewise.
316 * basic-block.h (optimize_loop_nest_for_size_p,
317 optimize_loop_nest_for_speed_p): New.
318 * stmt.c (expand_case): Use optimize_insn_for_size_p.
320 2008-08-29 Tristan Gingold <gingold@adacore.com>
322 * gcov.c (main): Call expandargv.
324 2008-08-29 Jan Hubicka <jh@suse.cz>
326 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
328 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
330 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
331 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
333 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
335 2008-08-29 Jan Hubicka <jh@suse.cz>
337 * tree-pass.h (pass_strip_predict_hints): Declare.
338 * predict.c (strip_builtin_expect): Rename to ...
339 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
340 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
341 (tree_estimate_probability): Do not strip builtin_expect.
342 (pass_strip_predict_hints): New pass.
343 * tree-inline.c (expand_call_inline): When inlining cold function, predict
345 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
347 2008-08-29 Richard Guenther <rguenther@suse.de>
349 PR tree-optimization/37207
350 * tree-vrp.c (extract_range_from_binary_expr): Also try
351 to constant fold if only one of the operands is a constant.
353 2008-08-29 Nick Clifton <nickc@redhat.com>
355 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
356 the same way as SYMBOL_REFs.
358 2008-08-28 Bob Wilson <bob.wilson@acm.org>
360 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
362 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
364 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
365 * config/mips/mips.md (branch_likely): Remove const. Fix
367 (define_delay for type "branch"): Change to only apply for branch
369 (define_delay for type "branch" and "branch_likely" no). New delay
371 (equality_op): New code iterator.
372 (bbv, bbinv): New code attributes.
373 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
376 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
377 Andrew Pinski <pinskia@gcc.gnu.org>
380 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
382 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
384 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
385 rule that a symbolic constant must be defined and >= 0 for the
386 corresponding facility to be present at compile-time.
387 * gthr-posix.c: Likewise.
389 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
391 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
392 * config/mips/mips.md (D): New mode attribute.
393 (mulsi3, muldi3): Merge it into ...
394 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
396 (muldi3_mul3): New pattern.
397 (mulsi3_mult3): Rename to mulsi3_mul3.
399 2008-08-28 Jan Hubicka <jh@suse.cz>
401 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
403 * predict.c (always_optimize_for_size_p): Rename to ...
404 (optimize_function_for_size): ... this one; make extern.
405 (optimize_function_for_speed_p): New.
406 (optimize_bb_for_size_p, optimize_bb_for_size_p,
407 optimize_edge_for_size_p,optimize_edge_for_size_p,
408 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
409 * basic-block.h (optimize_function_for_size_p,
410 optimize_function_for_speed_p): Declare.
411 * i386.md (optimize_size checks): Replace them by appropriate
413 (standard_80387_constant_p, ix86_compute_frame_layout,
414 ix86_expand_epilogue, ix86_decompose_address,
415 print_operand, emit_i387_cw_initialization,
416 inline_memory_move_cost, ix86_pad_returns,
417 ix86_reorg): Replace optimize_size checks.
419 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
421 * rtl.h (simplify_subreg_regno): Declare.
422 * rtlanal.c (simplify_subreg_regno): New function, split out from...
423 * simplify-rtx.c (simplify_subreg): ...here.
424 * reload.c (find_reloads): Use simplify_subreg_regno instead of
425 subreg_offset_representable_p.
427 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
430 * c-typeck.c (convert_for_assignment): Give a note describing what
431 was passed and what was expected.
433 2008-08-28 Joey Ye <joey.ye@intel.com>
435 * doc/extend.texi: Document AVX built-in functions.
436 * doc/invoke.texi: Document -mavx.
438 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
439 Joey Ye <joey.ye@intel.com>
440 Xuepeng Guo <xuepeng.guo@intel.com>
442 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
444 * config/i386/cpuid.h (bit_FMA): New.
445 (bit_XSAVE): Likewise.
446 (bit_OSXSAVE): Likewise.
449 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
450 define. Use ASM_OUTPUT_AVX_PREFIX.
452 * config/i386/gmmintrin.h: New.
454 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
455 (OPTION_MASK_ISA_AVX_SET): New.
456 (OPTION_MASK_ISA_FMA_SET): Likewise.
457 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
458 (OPTION_MASK_ISA_FMA_SET): Likewise.
459 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
460 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
461 (pta_flags): Add PTA_AVX and PTA_FMA.
462 (override_options): Handle PTA_AVX and PTA_FMA.
463 (init_cumulative_args): Handle warn_avx.
464 (classify_argument): Return 0 for COImode and OImode. Return
465 1 and X86_64_AVX_CLASS for 256bit vector types.
466 (examine_argument): Handle X86_64_AVX_CLASS.
467 (construct_container): Likewise.
468 (function_arg_advance_32): Pass OImode and 256bit vector types
470 (function_arg_advance_64): Take a new argument to indicate if a
471 parameter is named. Handle 256bit vector types. Return
472 immediately for unnamed 256bit vector mode parameters.
473 (function_arg_advance): Updated.
474 (function_arg_32): Add comments for TImode. Handle OImode
475 and 256bit vector types.
476 (function_arg_64): Take a new argument to indicate if a
477 parameter is named. Handle 256bit vector types. Return NULL
478 for unnamed 256bit vector mode parameters.
479 (function_arg): Updated.
480 (setup_incoming_varargs_64): Support
481 AVX encoding for *sse_prologue_save_insn.
482 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
483 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
484 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
485 enabled, otherwise return -3.
486 (standard_sse_constant_opcode): Handle AVX and 256bit vector
488 (print_reg): Support AVX registers. Handle 'x' and 't'.
489 Handle 'd' to duplicate the operand.
490 (print_operand): Likewise. Also support AVX vector compare
492 (output_387_binary_op): Support AVX.
493 (output_fp_compare): Likewise.
494 (ix86_expand_vector_move_misalign): Likewise.
495 (ix86_attr_length_vex_default): New.
496 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
497 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
498 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
499 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
500 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
501 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
502 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
503 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
504 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
505 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
506 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
507 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
508 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
509 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
510 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
511 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
512 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
513 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
514 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
515 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
516 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
517 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
518 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
519 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
520 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
521 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
522 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
523 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
524 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
525 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
526 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
527 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
528 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
529 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
530 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
531 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
532 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
533 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
534 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
535 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
536 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
537 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
538 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
539 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
540 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
541 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
542 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
543 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
544 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
545 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
546 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
547 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
548 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
549 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
550 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
551 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
552 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
553 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
554 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
555 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
556 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
557 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
558 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
559 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
560 and IX86_BUILTIN_MOVMSKPS256,
561 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
562 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
563 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
564 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
565 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
566 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
567 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
568 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
569 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
570 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
571 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
572 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
573 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
574 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
575 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
576 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
577 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
578 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
579 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
580 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
581 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
582 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
583 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
584 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
585 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
586 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
587 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
588 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
589 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
590 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
591 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
592 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
593 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
594 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
595 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
596 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
597 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
598 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
599 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
600 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
601 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
602 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
603 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
604 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
605 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
606 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
607 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
608 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
609 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
610 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
611 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
612 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
613 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
614 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
615 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
616 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
617 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
618 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
620 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
621 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
622 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
623 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
624 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
625 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
626 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
627 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
628 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
629 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
630 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
631 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
632 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
633 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
634 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
635 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
636 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
637 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
638 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
639 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
640 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
641 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
642 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
643 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
644 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
645 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
646 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
647 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
648 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
649 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
650 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
651 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
652 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
653 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
654 IX86_BUILTIN_MOVMSKPS256.
655 (ix86_init_mmx_sse_builtins): Support AVX builtins.
656 (ix86_expand_args_builtin): Likewise.
657 (ix86_expand_special_args_builtin): Likewise.
658 (ix86_hard_regno_mode_ok): Handle AVX modes.
659 (ix86_expand_vector_init_duplicate): Likewise.
660 (ix86_expand_vector_init_one_nonzero): Likewise.
661 (ix86_expand_vector_init_one_var): Likewise.
662 (ix86_expand_vector_init_concat): Likewise.
663 (ix86_expand_vector_init_general): Likewise.
664 (ix86_expand_vector_set): Likewise.
665 (ix86_vector_mode_supported_p): Likewise.
666 (x86_extended_reg_mentioned_p): Check INSN_P before using
669 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
670 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
672 * config/i386/i386.h (TARGET_AVX): New.
673 (TARGET_FMA): Likewise.
674 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
675 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
676 (VALID_AVX256_REG_MODE): New.
677 (AVX256_VEC_FLOAT_MODE_P): Likewise.
678 (AVX_FLOAT_MODE_P): Likewise.
679 (AVX128_VEC_FLOAT_MODE_P): Likewise.
680 (AVX256_VEC_FLOAT_MODE_P): Likewise.
681 (AVX_VEC_FLOAT_MODE_P): Likewise.
682 (ASM_OUTPUT_AVX_PREFIX): Likewise.
683 (ASM_OUTPUT_OPCODE): Likewise.
684 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
686 (SSE_REG_MODE_P): Allow 256bit vector modes.
687 (ix86_args): Add a warn_avx field.
689 * config/i386/i386.md (UNSPEC_PCMP): New.
690 (UNSPEC_VPERMIL): Likewise.
691 (UNSPEC_VPERMIL2): Likewise.
692 (UNSPEC_VPERMIL2F128): Likewise.
693 (UNSPEC_MASKLOAD): Likewise.
694 (UNSPEC_MASKSTORE): Likewise.
695 (UNSPEC_CAST): Likewise.
696 (UNSPEC_VTESTP): Likewise.
697 (UNSPECV_VZEROALL): Likewise.
698 (UNSPECV_VZEROUPPER): Likewise.
699 (XMM0_REG): Likewise.
700 (XMM1_REG): Likewise.
701 (XMM2_REG): Likewise.
702 (XMM3_REG): Likewise.
703 (XMM4_REG): Likewise.
704 (XMM5_REG): Likewise.
705 (XMM6_REG): Likewise.
706 (XMM8_REG): Likewise.
707 (XMM9_REG): Likewise.
708 (XMM10_REG): Likewise.
709 (XMM11_REG): Likewise.
710 (XMM12_REG): Likewise.
711 (XMM13_REG): Likewise.
712 (XMM14_REG): Likewise.
713 (XMM15_REG): Likewise.
715 (prefix_vex_imm8): Likewise.
716 (prefix_vex_w): Likewise.
717 (length_vex): Likewise.
720 (*avx_ashlti3): Likewise.
721 (*avx_lshrti3): Likewise.
722 (*avx_setcc<mode>): Likewise.
723 (*fop_<mode>_comm_mixed_avx): Likewise.
724 (*fop_<mode>_comm_avx): Likewise.
725 (*fop_<mode>_1_mixed_avx): Likewise.
726 (*fop_<mode>_1_avx): Likewise.
727 (*avx_<code><mode>3): Likewise.
728 (*avx_ieee_smin<mode>3): Likewise.
729 (*avx_ieee_smax<mode>3): Likewise.
730 (mode): Add OI, V8SF and V4DF.
731 (length): Support VEX prefix.
732 (*cmpfp_i_mixed): Set prefix attribute.
733 (*cmpfp_i_sse): Likewise.
734 (*cmpfp_iu_mixed): Likewise.
735 (*cmpfp_iu_sse): Likewise.
736 (*movsi_1): Support AVX.
737 (*movdi_2): Likewise.
738 (*movdi_1_rex64): Likewise.
739 (*movti_internal): Likewise.
740 (*movti_rex64): Likewise.
741 (*movsf_1): Likewise.
742 (*movdf_nointeger): Likewise.
743 (*movdf_integer_rex64): Likewise.
744 (*movtf_internal): Likewise.
745 (zero_extendsidi2_32): Likewise.
746 (zero_extendsidi2_rex64): Likewise.
747 (*extendsfdf2_mixed): Likewise.
748 (*extendsfdf2_sse): Likewise.
749 (*truncdfsf_fast_mixed): Likewise.
750 (*truncdfsf_fast_sse): Likewise.
751 (*truncdfsf_mixed): Likewise.
752 (fix_trunc<mode>di_sse): Likewise.
753 (fix_trunc<mode>si_sse): Likewise.
754 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
755 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
756 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
757 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
758 (*rcpsf2_sse): Likewise.
759 (*rsqrtsf2_sse): Likewise.
760 (*sqrt<mode>2_sse): Likewise.
761 (sse4_1_round<mode>2): Likewise.
762 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
763 Support AVX. Set length attribute properly for AVX.
765 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
766 (VECTOR_MODES (FLOAT, 32)): Likewise.
767 (VECTOR_MODE (INT, DI, 8)): Likewise.
768 (VECTOR_MODE (INT, HI, 32)): Likewise.
769 (VECTOR_MODE (INT, QI, 64)): Likewise.
770 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
771 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
772 (VECTOR_MODE (INT, DI, 4)): Removed.
773 (VECTOR_MODE (INT, SI, 8)): Likewise.
774 (VECTOR_MODE (INT, HI, 16)): Likewise.
775 (VECTOR_MODE (INT, QI, 32)): Likewise.
776 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
777 (INT_MODE (OI, 32)): Likewise.
779 * config/i386/i386.opt (mavx): New.
782 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
784 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
785 (*mov<mode>_internal_avx): New.
786 (*movv2sf_internal_rex64_avx): Likewise.
787 (*movv2sf_internal_avx): Likewise.
789 * config/i386/predicates.md (const_4_to_5_operand): New.
790 (const_6_to_7_operand): Likewise.
791 (const_8_to_11_operand): Likewise.
792 (const_12_to_15_operand): Likewise.
793 (avx_comparison_float_operator): Likewise.
795 * config/i386/sse.md (AVX256MODEI): New.
796 (AVX256MODE): Likewise.
797 (AVXMODEQI): Likewise.
799 (AVX256MODEF2P): Likewise.
800 (AVX256MODE2P): Likewise.
801 (AVX256MODE4P): Likewise.
802 (AVX256MODE8P): Likewise.
803 (AVXMODEF2P): Likewise.
804 (AVXMODEF4P): Likewise.
805 (AVXMODEDCVTDQ2PS): Likewise.
806 (AVXMODEDCVTPS2DQ): Likewise.
807 (avxvecmode): Likewise.
808 (avxvecpsmode): Likewise.
809 (avxhalfvecmode): Likewise.
810 (avxscalarmode): Likewise.
811 (avxcvtvecmode): Likewise.
812 (avxpermvecmode): Likewise.
813 (avxmodesuffixf2c): Likewise.
814 (avxmodesuffixp): Likewise.
815 (avxmodesuffixs): Likewise.
816 (avxmodesuffix): Likewise.
817 (vpermilbits): Likewise.
818 (pinsrbits): Likewise.
819 (mov<mode>): Likewise.
820 (*mov<mode>_internal): Likewise.
821 (push<mode>1): Likewise.
822 (movmisalign<mode>): Likewise.
823 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
824 (avx_movdqu<avxmodesuffix>): Likewise.
825 (avx_lddqu<avxmodesuffix>): Likewise.
826 (<plusminus_insn><mode>3): Likewise.
827 (*avx_<plusminus_insn><mode>3): Likewise.
828 (*avx_vm<plusminus_insn><mode>3): Likewise.
829 (mul<mode>3): Likewise.
830 (*avx_mul<mode>3): Likewise.
831 (*avx_vmmul<mode>3): Likewise.
832 (divv8sf3): Likewise.
833 (divv4df3): Likewise.
834 (avx_div<mode>3): Likewise.
835 (*avx_div<mode>3): Likewise.
836 (*avx_vmdiv<mode>3): Likewise.
837 (avx_rcpv8sf2): Likewise.
838 (*avx_vmrcpv4sf2): Likewise.
839 (sqrtv8sf2): Likewise.
840 (avx_sqrtv8sf2): Likewise.
841 (*avx_vmsqrt<mode>2): Likewise.
842 (rsqrtv8sf2): Likewise.
843 (avx_rsqrtv8sf2): Likewise.
844 (*avx_vmrsqrtv4sf2): Likewise.
845 (<code><mode>3): Likewise.
846 (*avx_<code><mode>3_finite): Likewise.
847 (*avx_<code><mode>3): Likewise.
848 (*avx_vm<code><mode>3): Likewise.
849 (*avx_ieee_smin<mode>3): Likewise.
850 (*avx_ieee_smax<mode>3): Likewise.
851 (avx_addsubv8sf3): Likewise.
852 (avx_addsubv4df3): Likewise.
853 (*avx_addsubv4sf3): Likewise.
854 (*avx_addsubv2df3): Likewise.
855 (avx_h<plusminus_insn>v4df3): Likewise.
856 (avx_h<plusminus_insn>v8sf3): Likewise.
857 (*avx_h<plusminus_insn>v4sf3): Likewise.
858 (*avx_h<plusminus_insn>v2df3): Likewise.
859 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
860 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
861 (*avx_maskcmp<mode>3): Likewise.
862 (avx_nand<mode>3): Likewise.
863 (*avx_<code><mode>3): Likewise.
864 (*avx_nand<mode>3): Likewise.
865 (*avx_<code><mode>3): Likewise.
866 (*avx_cvtsi2ss): Likewise.
867 (*avx_cvtsi2ssq): Likewise.
868 (*avx_cvtsi2sd): Likewise.
869 (*avx_cvtsi2sdq): Likewise.
870 (*avx_cvtsd2ss): Likewise.
871 (avx_cvtss2sd): Likewise.
872 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
873 (avx_cvtps2dq<avxmodesuffix>): Likewise.
874 (avx_cvttps2dq<avxmodesuffix>): Likewise.
875 (*avx_cvtsi2sd): Likewise.
876 (*avx_cvtsi2sdq): Likewise.
877 (avx_cvtdq2pd256): Likewise.
878 (avx_cvtpd2dq256): Likewise.
879 (avx_cvttpd2dq256): Likewise.
880 (*avx_cvtsd2ss): Likewise.
881 (*avx_cvtss2sd): Likewise.
882 (avx_cvtpd2ps256): Likewise.
883 (avx_cvtps2pd256): Likewise.
884 (*avx_movhlps): Likewise.
885 (*avx_movlhps): Likewise.
886 (avx_unpckhps256): Likewise.
887 (*avx_unpckhps): Likewise.
888 (avx_unpcklps256): Likewise.
889 (*avx_unpcklps): Likewise.
890 (avx_movshdup256): Likewise.
891 (avx_movsldup256): Likewise.
892 (avx_shufps256): Likewise.
893 (avx_shufps256_1): Likewise.
894 (*avx_shufps_<mode>): Likewise.
895 (*avx_loadhps): Likewise.
896 (*avx_storelps): Likewise.
897 (*avx_loadlps): Likewise.
898 (*avx_movss): Likewise.
899 (*vec_dupv4sf_avx): Likewise.
900 (*vec_concatv2sf_avx): Likewise.
901 (*vec_concatv4sf_avx): Likewise.
902 (*vec_setv4sf_0_avx): Likewise.
903 (*vec_setv4sf_avx): Likewise.
904 (*avx_insertps): Likewise.
905 (avx_vextractf128<mode>): Likewise.
906 (vec_extract_lo_<mode>): Likewise.
907 (vec_extract_hi_<mode>): Likewise.
908 (vec_extract_lo_<mode>): Likewise.
909 (vec_extract_hi_<mode>): Likewise.
910 (vec_extract_lo_v16hi): Likewise.
911 (vec_extract_hi_v16hi): Likewise.
912 (vec_extract_lo_v32qi): Likewise.
913 (vec_extract_hi_v32qi): Likewise.
914 (avx_unpckhpd256): Likewise.
915 (*avx_unpckhpd): Likewise.
916 (avx_movddup256): Likewise.
917 (*avx_movddup): Likewise.
918 (avx_unpcklpd256): Likewise.
919 (*avx_unpcklpd): Likewise.
920 (avx_shufpd256): Likewise.
921 (avx_shufpd256_1): Likewise.
922 (*avx_punpckhqdq): Likewise.
923 (*avx_punpcklqdq): Likewise.
924 (*avx_shufpd_<mode>): Likewise.
925 (*avx_storehpd): Likewise.
926 (*avx_loadhpd): Likewise.
927 (*avx_loadlpd): Likewise.
928 (*avx_movsd): Likewise.
929 (*vec_concatv2df_avx): Likewise.
930 (*avx_<plusminus_insn><mode>3): Likewise.
931 (*avx_<plusminus_insn><mode>3): Likewise.
932 (*avx_mulv8hi3): Likewise.
933 (*avxv8hi3_highpart): Likewise.
934 (*avx_umulv8hi3_highpart): Likewise.
935 (*avx_umulv2siv2di3): Likewise.
936 (*avx_mulv2siv2di3): Likewise.
937 (*avx_pmaddwd): Likewise.
938 (*avx_mulv4si3): Likewise.
939 (*avx_ashr<mode>3): Likewise.
940 (*avx_lshr<mode>3): Likewise.
941 (*avx_ashl<mode>3): Likewise.
942 (*avx_<code><mode>3): Likewise.
943 (*avx_eq<mode>3): Likewise.
944 (*avx_gt<mode>3): Likewise.
945 (*avx_nand<mode>3): Likewise.
946 (*avx_nand<mode>3): Likewise.
947 (*avx_<code><mode>3): Likewise.
948 (*avx_<code><mode>3): Likewise.
949 (*avx_packsswb): Likewise.
950 (*avx_packssdw): Likewise.
951 (*avx_packuswb): Likewise.
952 (*avx_punpckhbw): Likewise.
953 (*avx_punpcklbw): Likewise.
954 (*avx_punpckhwd): Likewise.
955 (*avx_punpcklwd): Likewise.
956 (*avx_punpckhdq): Likewise.
957 (*avx_punpckldq): Likewise.
958 (*avx_pinsr<avxmodesuffixs>): Likewise.
959 (*avx_pinsrq): Likewise.
960 (*avx_loadld): Likewise.
961 (*vec_extractv2di_1_rex64_avx): Likewise.
962 (*vec_extractv2di_1_avx): Likewise.
963 (*vec_dupv2di_avx): Likewise.
964 (*vec_concatv2si_avx): Likewise.
965 (*vec_concatv4si_1_avx): Likewise.
966 (*vec_concatv2di_avx): Likewise.
967 (*vec_concatv2di_rex64_avx): Likewise.
968 (*avx_uavgv16qi3): Likewise.
969 (*avx_uavgv8hi3): Likewise.
970 (*avx_psadbw): Likewise.
971 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
972 (*avx_phaddwv8hi3): Likewise.
973 (*avx_phadddv4si3): Likewise.
974 (*avx_phaddswv8hi3): Likewise.
975 (*avx_phsubwv8hi3): Likewise.
976 (*avx_phsubdv4si3): Likewise.
977 (*avx_phsubswv8hi3): Likewise.
978 (*avx_pmaddubsw128): Likewise.
979 (*avx_pmulhrswv8hi3): Likewise.
980 (*avx_pshufbv16qi3): Likewise.
981 (*avx_psign<mode>3): Likewise.
982 (*avx_palignrti): Likewise.
983 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
984 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
985 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
986 (*avx_mpsadbw): Likewise.
987 (*avx_packusdw): Likewise.
988 (*avx_pblendvb): Likewise.
989 (*avx_pblendw): Likewise.
990 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
991 (avx_ptest256): Likewise.
992 (avx_roundp<avxmodesuffixf2c>256): Likewise.
993 (*avx_rounds<ssemodesuffixf2c>): Likewise.
994 (*avx_aesenc): Likewise.
995 (*avx_aesenclast): Likewise.
996 (*avx_aesdec): Likewise.
997 (*avx_aesdeclast): Likewise.
998 (avx_vzeroupper): Likewise.
999 (avx_vzeroupper_rex64): Likewise.
1000 (avx_vpermil<mode>): Likewise.
1001 (avx_vpermilvar<mode>3): Likewise.
1002 (avx_vpermil2<mode>3): Likewise.
1003 (avx_vperm2f128<mode>3): Likewise.
1004 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1005 (avx_vbroadcastss256): Likewise.
1006 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
1007 (avx_vinsertf128<mode>): Likewise.
1008 (vec_set_lo_<mode>): Likewise.
1009 (vec_set_hi_<mode>): Likewise.
1010 (vec_set_lo_<mode>): Likewise.
1011 (vec_set_hi_<mode>): Likewise.
1012 (vec_set_lo_v16hi): Likewise.
1013 (vec_set_hi_v16hi): Likewise.
1014 (vec_set_lo_v32qi): Likewise.
1015 (vec_set_hi_v32qi): Likewise.
1016 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1017 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1018 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
1019 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
1020 (vec_init<mode>): Likewise.
1021 (*vec_concat<mode>_avx): Likewise.
1022 (blendbits): Support V8SF and V4DF.
1023 (sse2_movq128): Support AVX.
1024 (<sse>_movnt<mode>): Likewise.
1025 (sse2_movntv2di): Likewise.
1026 (sse_rcpv4sf2): Likewise.
1027 (sse_sqrtv4sf2): Likewise.
1028 (sse_rsqrtv4sf2): Likewise.
1029 (<sse>_comi): Likewise.
1030 (<sse>_ucomi): Likewise.
1031 (sse_cvtss2si): Likewise.
1032 (sse_cvtss2si_2): Likewise.
1033 (sse_cvtss2siq): Likewise.
1034 (sse_cvtss2siq_2): Likewise.
1035 (sse_cvttss2si): Likewise.
1036 (sse_cvttss2siq): Likewise.
1037 (sse2_cvtsd2si): Likewise.
1038 (sse2_cvtsd2si_2): Likewise.
1039 (sse2_cvtsd2siq): Likewise.
1040 (sse2_cvtsd2siq_2): Likewise.
1041 (sse2_cvttsd2si): Likewise.
1042 (sse2_cvttsd2siq): Likewise.
1043 (sse2_cvtdq2pd): Likewise.
1044 (*sse2_cvtpd2dq): Likewise.
1045 (*sse2_cvttpd2dq): Likewise.
1046 (*sse2_cvtpd2ps): Likewise.
1047 (sse2_cvtps2pd): Likewise.
1048 (sse3_movshdup): Likewise.
1049 (sse3_movsldup): Likewise.
1050 (sse_storehps): Likewise.
1051 (*sse4_1_extractps): Likewise.
1052 (sse2_storelpd): Likewise.
1053 (vec_dupv2df_sse3): Likewise.
1054 (*vec_concatv2df_sse3): Likewise.
1055 (*sse4_1_pextrb): Likewise.
1056 (*sse4_1_pextrb_memory): Likewise.
1057 (*sse2_pextrw): Likewise.
1058 (*sse4_1_pextrw_memory): Likewise.
1059 (*sse4_1_pextrd): Likewise.
1060 (*sse4_1_pextrq): Likewise.
1061 (sse2_pshufd_1): Likewise.
1062 (sse2_pshuflw_1): Likewise.
1063 (sse2_pshufhw_1): Likewise.
1064 (*sse2_storeq_rex64): Likewise.
1065 (*vec_dupv4si): Likewise.
1066 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
1067 (sse2_pmovmskb): Likewise.
1068 (*sse2_maskmovdqu): Likewise.
1069 (*sse2_maskmovdqu_rex64): Likewise.
1070 (sse_ldmxcsr): Likewise.
1071 (sse_stmxcsr): Likewise.
1072 (abs<mode>2): Likewise.
1073 (sse4_1_movntdqa): Likewise.
1074 (sse4_1_phminposuw): Likewise.
1075 (sse4_1_extendv8qiv8hi2): Likewise.
1076 (*sse4_1_extendv8qiv8hi2): Likewise.
1077 (sse4_1_extendv4qiv4si2): Likewise.
1078 (*sse4_1_extendv4qiv4si2): Likewise.
1079 (sse4_1_extendv2qiv2di2): Likewise.
1080 (*sse4_1_extendv2qiv2di2): Likewise.
1081 (sse4_1_extendv4hiv4si2): Likewise.
1082 (*sse4_1_extendv4hiv4si2): Likewise.
1083 (sse4_1_extendv2hiv2di2): Likewise.
1084 (*sse4_1_extendv2hiv2di2): Likewise.
1085 (sse4_1_extendv2siv2di2): Likewise.
1086 (*sse4_1_extendv2siv2di2): Likewise.
1087 (sse4_1_zero_extendv8qiv8hi2): Likewise.
1088 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
1089 (sse4_1_zero_extendv4qiv4si2): Likewise.
1090 (*sse4_1_zero_extendv4qiv4si2): Likewise.
1091 (sse4_1_zero_extendv2qiv2di2): Likewise.
1092 (*sse4_1_zero_extendv2qiv2di2): Likewise.
1093 (sse4_1_zero_extendv4hiv4si2): Likewise.
1094 (*sse4_1_zero_extendv4hiv4si2): Likewise.
1095 (sse4_1_zero_extendv2hiv2di2): Likewise.
1096 (*sse4_1_zero_extendv2hiv2di2): Likewise.
1097 (sse4_1_zero_extendv2siv2di2): Likewise.
1098 (*sse4_1_zero_extendv2siv2di2): Likewise.
1099 (sse4_1_ptest): Likewise.
1100 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
1101 (sse4_2_pcmpestri): Likewise.
1102 (sse4_2_pcmpestrm): Likewise.
1103 (sse4_2_pcmpistri): Likewise.
1104 (sse4_2_pcmpistrm): Likewise.
1106 (aeskeygenassist): Likewise.
1108 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
1110 * config/i386/predicates.md (vzeroall_operation): New.
1112 * config/i386/sse.md (avx_vzeroall): New.
1113 (*avx_vzeroall): Likewise.
1115 2008-08-28 Paul Brook <paul@codesourcery.com>
1116 Mark Shinwell <shinwell@codesourcery.com>
1117 Richard Earnshaw <richard.earnshaw@arm.com>
1119 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
1120 (TARGET_MIN_ANCHOR_OFFSET): New.
1121 (arm_override_options): Set correct anchor ranges for Thumb-1
1122 and Thumb-2 if required.
1123 (legitimize_pic_address): Handle case involving a TLS symbol
1124 reference with an addend.
1125 (arm_optimization_options): Enable section anchors at -O1 and
1127 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
1128 * config/arm/arm-protos.h (arm_optimization_options): New.
1130 2008-08-28 Nick Clifton <nickc@redhat.com>
1132 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
1133 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
1136 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
1137 * config/v850/v850.md (return): Remove frame size restriction.
1139 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
1141 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
1143 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
1145 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
1147 2008-08-28 Paul Brook <paul@codesourcery.com>
1149 * config/arm/vfp11.md: Update license notice.
1150 * config/arm/cortex-r4.md: Ditto.
1152 2008-08-28 Richard Guenther <rguenther@suse.de>
1154 PR tree-optimization/37207
1155 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
1158 2008-08-28 Dodji Seketeli <dodji@redhat.com>
1161 * tree.c (int_fits_type_p): Don't forget unsigned integers
1162 of type sizetype which higher end word equals -1.
1164 2008-08-28 Ira Rosen <irar@il.ibm.com>
1166 * target.h (struct vectorize): Add new target builtin.
1167 * tree-vectorizer.c (destroy_loop_vec_info): Call
1168 vect_free_slp_instance instead of vect_free_slp_node.
1169 * tree-vectorizer.h (enum slp_load_perm_type): New.
1170 (struct _slp_instance): Add new fields.
1171 (SLP_INSTANCE_LOAD_PERMUTATION): New.
1172 (SLP_INSTANCE_LOADS): New.
1173 (vect_free_slp_tree): Remove.
1174 (vect_free_slp_instance): Declare.
1175 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
1176 (vectorizable_load): Add argument.
1177 (vect_transform_slp_perm_load): New.
1178 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
1180 (vect_get_place_in_interleaving_chain): New function.
1181 (vect_free_slp_tree): Make static.
1182 (vect_free_slp_instance): New function.
1183 (vect_build_slp_tree): Add new arguments. Allow load permutations and
1184 collect the load location in the interleaving chain.
1185 (vect_supported_slp_permutation_p): New function.
1186 (vect_supported_load_permutation_p): Likewise.
1187 (vect_analyze_slp_instance): In case of loads permutation, call
1188 vect_supported_load_permutation_p to check that the permutation is
1190 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
1191 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
1192 (vect_create_mask_and_perm): New function.
1193 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
1194 (vectorizable_load): Add an argument. Don't keep the created vectors
1195 statements in the node if permutation is required. Call
1196 vect_transform_slp_perm_load to generate the permutation.
1197 (vect_transform_stmt): Add new argument. Call vectorizable_load with
1198 additional argument.
1199 (vect_schedule_slp_instance): In case of loads permutation, allocate
1200 vectorized statements structure for all the related SLP nodes. Call
1201 vect_transform_stmt with addditional argument.
1202 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
1203 * config/spu/spu.c (spu_builtin_vec_perm): New.
1204 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
1205 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
1206 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
1207 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
1209 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
1211 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
1212 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
1213 __gthread_cond_signal, __gthread_cond_timedwait,
1214 __gthread_cond_timedwait_recursive): New functions.
1215 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
1217 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
1220 2008-08-28 Richard Guenther <rguenther@suse.de>
1223 * fold-const.c (maybe_canonicalize_comparison_1): Require
1224 undefined overflow only for canonicalizing A +- CST cmp CST.
1225 Make sure to not generate new constants that are not inside
1226 their TYPE_MIN/MAX_VALUE range.
1227 (maybe_canonicalize_comparison): Remove undefined overflow
1229 (fold_binary): Remove now duplicate folding.
1231 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
1233 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
1234 use not updated in the last change.
1236 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
1238 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
1239 (IRA_COVER_CLASSES): Add FPUL_REGS.
1241 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1244 * c-common.c (conversion_warning): Check for null operands.
1246 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1249 * c-decl.c (check_for_loop_decls): Improve error message. Give
1252 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1255 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
1256 (convert_for_assignment): Pass corrent OPT_W* parameter to
1257 WARN_FOR_ASSIGNMENT.
1259 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
1262 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
1264 2008-08-27 Paul Brook <paul@codesourcery.com>
1266 * config.gcc: Loosen checks for arm uclinux eabi targets.
1268 2008-08-27 Paul Brook <paul@codesourcery.com>
1270 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
1272 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1274 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
1276 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
1277 the enumerators of an ENUMERAL_TYPE.
1278 * dbxout.c (dbxout_type): Ditto.
1280 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
1283 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
1284 (fwprop_addr): Check that the loop_father is not the outer loop.
1286 2008-08-26 Paul Brook <paul@codesourcery.com>
1288 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
1289 Remove documentation entry for fmul type.
1290 Use fmuls to annotate single-precision multiplication patterns,
1291 fmuld to annotate double-precision multiplication patterns,
1292 fmacs to annotate single-precision multiply-accumulate patterns
1293 and fmacd to annotate double-precision multiply-accumulate patterns.
1294 * config/arm/vfp11.md: Update reservations accordingly.
1295 * config/arm/arm.md: Note that certain values of the "type"
1296 attribute are documented in vfp.md.
1297 * config/arm/arm1020e.md: Remove out of date duplicate comment.
1298 (v10_cvt): Use new fmul types.
1300 2008-08-26 Paul Brook <paul@codesourcery.com>
1302 * config/arm/vfp.md: Move pipeline description for VFP11 to...
1303 * config/arm/vfp11.md: ...here. New.
1304 * config/arm/arm.md: Include vfp11.md.
1306 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
1308 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
1309 parameter to inform call.
1311 2008-08-26 Jeff Law <law@redhat.com>
1313 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
1314 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
1315 preferred class when copying a constant into a partial word register.
1317 2008-08-26 Ben Elliston <bje@au.ibm.com>
1319 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
1320 * cp/typeck.c: Likewise.
1321 * cp/tree.c: Likewise.
1322 * gimple-low.c: Likewise.
1325 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
1327 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
1328 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
1330 * doc/passes.texi: Describe IRA.
1332 * doc/tm.texi (IRA_COVER_CLASSES,
1333 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
1335 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
1336 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
1337 -fira-propagate-cost, -fno-ira-share-save-slots,
1338 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
1340 * flags.h (ira_algorithm): New enumeration.
1341 (flag_ira_algorithm, flag_ira_verbose): New external variable
1344 * postreload.c (gate_handle_postreload): Don't do post reload
1345 optimizations unless the reload is completed.
1347 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
1350 * tree-pass.h (pass_ira): New external variable declaration.
1352 * reload.h: Add 2008 to the Copyright.
1354 * cfgloopanal.c: Include params.h.
1355 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
1358 * params.h (IRA_MAX_LOOPS_NUM): New macro.
1360 * toplev.c (ira.h): New include.
1361 (flag_ira_algorithm, flag_ira_verbose): New external variables.
1362 (backend_init_target): Call ira_init.
1363 (backend_init): Call ira_init_once.
1364 (finalize): Call finish_ira_once.
1366 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
1367 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
1370 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
1371 may_move_out_cost): New external variable declarations.
1372 (move_table): New typedef.
1374 * caller-save.c: Include headers output.h and ira.h.
1375 (no_caller_save_reg_set): New global variable.
1376 (save_slots_num, save_slots): New variables.
1377 (reg_save_code, reg_restore_code, add_stored_regs): Add
1379 (init_caller_save): Set up no_caller_save_reg_set.
1380 (init_save_areas): Reset save_slots_num.
1381 (saved_hard_reg): New structure.
1382 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
1383 (initiate_saved_hard_regs, new_saved_hard_reg,
1384 finish_saved_hard_regs, saved_hard_reg_compare_func): New
1386 (setup_save_areas): Add code for sharing stack slots.
1387 (all_blocks): New variable.
1388 (save_call_clobbered_regs): Process pseudo-register too.
1389 (mark_set_regs): Process pseudo-register too.
1390 (insert_one_insn): Put the insn after bb note in a empty basic
1391 block. Add insn check.
1393 * global.c (eliminable_regset): Make it external.
1394 (mark_elimination): Use DF_LR_IN for IRA.
1395 (pseudo_for_reload_consideration_p): New.
1396 (build_insn_chain): Make it external. Don't ignore spilled
1397 pseudos for IRA. Use pseudo_for_reload_consideration_p.
1398 (gate_handle_global_alloc): New function.
1399 (pass_global_alloc): Add the gate function.
1401 * opts.c (decode_options): Set up flag_ira. Print the warning for
1403 (common_handle_option): Process -fira-algorithm and -fira-verbose.
1405 * timevar.def (TV_IRA, TV_RELOAD): New passes.
1407 * regmove.c (regmove_optimize): Don't do replacement of output for
1410 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
1411 New external variable declarations.
1413 * local-alloc.c (update_equiv_regs): Make it external. Return
1414 true if jump label rebuilding should be done. Rescan new_insn for
1416 (gate_handle_local_alloc): New function.
1417 (pass_local_alloc): Add the gate function.
1419 * alias.c (value_addr_p, stack_addr_p): New functions.
1420 (nonoverlapping_memrefs_p): Use them for IRA.
1422 * common.opt (fira, fira-algorithm, fira-coalesce,
1423 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
1424 fira-verbose): New options.
1426 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
1427 move_cost, may_move_in_cost, may_move_out_cost): Make the
1429 (move_table): Remove typedef.
1430 (init_move_cost): Make it external.
1431 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
1434 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
1435 setup_reg_classes): New function prototypes.
1436 (eliminable_regset): New external variable declaration.
1437 (build_insn_chain, update_equiv_regs): New function prototypes.
1439 * Makefile.in (IRA_INT_H): New definition.
1440 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
1441 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
1442 (reload1.o, toplev.o): Add dependence on ira.h.
1443 (cfgloopanal.o): Add PARAMS_H.
1444 (caller-save.o): Add dependence on output.h and ira.h.
1445 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
1446 ira-emit.o, ira-lives.o): New entries.
1448 * passes.c (pass_ira): New pass.
1450 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
1452 * reload1.c (ira.h): Include the header.
1453 (changed_allocation_pseudos): New bitmap.
1454 (init_reload): Initiate the bitmap.
1455 (compute_use_by_pseudos): Permits spilled registers in FROM.
1456 (temp_pseudo_reg_arr): New variable.
1457 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
1458 IRA. Call alter_reg with the additional parameter. Don't clear
1459 spilled_pseudos for IRA. Restore original insn chain for IRA.
1460 Clear changed_allocation_pseudos at the end of reload.
1461 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
1462 (hard_regno_to_pseudo_regno): New variable.
1463 (count_pseudo): Check spilled pseudos. Set up
1464 hard_regno_to_pseudo_regno.
1465 (count_spilled_pseudo): Check spilled pseudos. Update
1466 hard_regno_to_pseudo_regno.
1467 (find_reg): Use better_spill_reload_regno_p. Check
1468 hard_regno_to_pseudo_regno.
1469 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
1471 (eliminate_regs_1): Use additional parameter for alter_reg.
1472 (finish_spills): Set up pseudo_previous_regs only for spilled
1473 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
1474 more arguments. Don't clear live_throughout and dead_or_set for
1475 spilled pseudos. Use additional parameter for alter_reg. Call
1476 mark_allocation_change. Set up changed_allocation_pseudos.
1477 Remove sanity check.
1478 (emit_input_reload_insns, delete_output_reload): Use additional
1479 parameter for alter_reg. Call mark_allocation_change.
1480 (substitute, gen_reload_chain_without_interm_reg_p): New
1482 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
1484 * testsuite/gcc.dg/20080410-1.c: New file.
1486 * config/s390/s390.h (IRA_COVER_CLASSES,
1487 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
1489 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
1491 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
1493 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
1495 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
1497 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
1499 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
1501 2008-08-24 Jeff Law <law@redhat.com>
1502 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
1503 when ignoring unavailable registers.
1505 2008-08-24 Jeff Law <law@redhat.com>
1506 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
1507 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
1508 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
1509 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
1511 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
1512 * ira-build.c (allocno_range_compare_func): Stabilize sort.
1514 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
1515 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
1516 * reload1.c (find_reg): Process registers in register allocation order.
1518 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
1519 * toplev.c (backend_init_target): Move ira_init call from
1521 (lang_dependent_init_target): ...to here.
1523 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
1524 * ira.c (setup_class_subset_and_memory_move_costs): Don't
1525 calculate memory move costs for NO_REGS.
1527 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
1528 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
1529 STACK_REGS is defined.
1531 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1532 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
1534 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
1535 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
1537 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
1538 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
1539 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
1542 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
1543 Dorit Nuzman <dorit@il.ibm.com>
1545 * gcc/config/spu/spu.md (vec_extract_evenv4si,
1546 vec_extract_evenv4sf, vec_extract_evenv8hi,
1547 vec_extract_evenv16qi, vec_extract_oddv4si,
1548 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
1549 vec_interleave_highv4sf, vec_interleave_lowv4sf,
1550 vec_interleave_highv4si, vec_interleave_lowv4si,
1551 vec_interleave_highv8hi, vec_interleave_lowv8hi,
1552 vec_interleave_highv16qi, vec_interleave_lowv16qi,
1553 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
1555 2008-08-25 Janis Johnson <janis187@us.ibm.com>
1558 * config/rs6000/rs6000.c (optimization_options): Don't default to
1559 section anchors without toplevel reorder.
1561 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1563 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
1564 (mfc_end_critical_section): Likewise.
1566 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1568 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
1569 all type qualifiers from element type to vector type.
1571 2008-08-25 David Daney <ddaney@avtrex.com>
1573 * config/mips/mips.md (immediate_insn): Move up in file, fix
1574 comment typo, reformat.
1575 (fetchop_bit, atomic_hiqi_op memory_barrier,
1576 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
1577 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
1578 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
1579 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
1580 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
1581 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
1582 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
1583 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
1584 sync_old_nand<mode>, sync_new_nand<mode>,
1585 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
1586 test_and_set_12): Moved to sync.md.
1588 * config/mips/sync.md: New file.
1590 2008-08-25 Richard Henderson <rth@redhat.com>
1592 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
1593 (regsave): Likewise.
1594 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
1595 (output_cfi_directive): Likewise.
1596 (div_data_align): New.
1597 (output_cfi): Use it.
1599 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
1601 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
1602 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
1603 (TARGET_OCTEON): New macro.
1604 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
1605 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
1606 (ISA_HAS_POP): New macro.
1607 * config/mips/driver-native.c (host_detect_local_cpu): Handle
1609 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1611 * config/mips/mips.md (cpu): Add octeon.
1612 (type): Add pop attribute value.
1613 (popcount<mode>2): New pattern.
1614 * doc/invoke.texi (-march=@var{arch}): Add octeon.
1616 2008-08-24 Jan Hubicka <jh@suse.cz>
1618 * doc/invoke.texi (-fipa-cp-clone): New option.
1619 (-fipa-cp): Update docs.
1620 (--param ipcp-unit-growth):New.
1621 * ipa-cp.c: Include fibheap.h, params.h
1622 (ipcp_initialize_node_lattices): When not cloning, all externally
1623 visible functions are bottom.
1624 (ipcp_need_redirect_p): Accept clones.
1625 (ipcp_insert_stage): Use cost driven heuristics.
1626 (max_count, dead_nodes): New static vars.
1627 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
1628 ipcp_const_param_count): New functions.
1629 * common.opt (ipa-cp-clone): New command line option.
1630 * params.def (ipcp-unit-growth): New.
1632 2008-08-24 Jan Hubicka <jh@suse.cz>
1634 * tree-inline.c (tree_function_versioning): Look harder
1635 for referenced vars.
1637 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
1639 PR tree-optimization/37185
1640 * matrix-reorg.c (transform_access_sites): Update changed stmt.
1642 2008-08-23 Jan Hubicka <jh@suse.cz>
1644 * ipa-cp.c (ipcp_analyze_node): New function.
1645 (ipcp_update_cloned_node): Use it.
1646 (ipcp_init_stage): Likewise.
1647 * ipa-inline.c (function_insertion_hook_holder): New static var.
1648 (analyze_function): Break out from ....
1649 (inline_generate_summary): Here; register insertion hook.
1650 (cgraph_decide_inlining): Remove hook.
1651 (add_new_function): New function.
1653 2008-08-23 Jan Hubicka <jh@suse.cz>
1655 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
1657 2008-08-23 Jan Hubicka <jh@suse.cz>
1659 * ipa-cp.c (constant_val_insert): Remove.
1660 (ipcp_propagate_one_const): Remove.
1661 (ipcp_create_replace_map): Always insert replacements to the map.
1662 (ipcp_insert_stage): Do not try to insert statements by hand.
1663 * tree-inline.c (insert_init_stmt): Break out from ...
1664 (setup_one_parameter): ... here; allow NULL BB pointer.
1665 (tree_function_versioning): Use setup_one_parameter to process
1668 2008-08-23 Jan Hubicka <jh@suse.cz>
1670 * tree.c (decl_address_ip_invariant_p): New function.
1671 * tree.h (decl_address_ip_invariant_p): Declare.
1672 * gimple.c (strip_invariant_refs): Break out from ...
1673 (is_gimple_invariant_address): ... here
1674 (is_gimple_ip_invariant_address): New function.
1675 (is_gimple_ip_invariant): New function.
1676 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
1679 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
1680 (ipcp_lat_is_insertable): All constants are insertable.
1681 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
1682 IPA_CONST_VALUE_REF.
1683 (ipcp_initialize_node_lattices): Propagate all types of operands.
1684 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
1685 (ipcp_create_replace_map): Reformat.
1686 (ipcp_need_redirect_p): Simplify.
1687 (ipcp_insert_stage): Check that argument is used before clonning.
1688 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
1689 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
1690 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
1691 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
1692 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
1693 (jump_func_type): Remove IPA_CONST_VALUE_REF.
1694 * tree-inline.c (tree_function_versioning): Add variables referenced by
1697 2008-08-23 Jan Hubicka <jh@suse.cz>
1700 * i386.c (standard_80387_constant_p): Use optimize_size.
1702 2008-08-23 Ira Rosen <irar@il.ibm.com>
1704 PR tree-optimization/37161
1705 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
1706 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
1707 (vect_determine_vectorization_factor): Move the scalar type
1708 retrieval to vect_get_smallest_scalar_type.
1709 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
1710 scalar type. Remove redundant computation.
1711 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
1712 (vect_get_slp_defs): Take the type of RHS into account if
1713 necessary by calling vect_get_smallest_scalar_type. Call
1714 vect_get_constant_vectors with additional argument.
1716 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1719 * doc/invoke.texi (Wwrite-strings): Clarify description.
1721 2008-08-23 Ira Rosen <irar@il.ibm.com>
1723 PR tree-optimization/37174
1724 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
1725 def stmt is a part of the loop before accessing its stmt_vec_info.
1727 2008-08-22 Anatoly Sokolov <aesok@post.ru>
1730 * config/avr/avr.md (UNSPEC_SWAP): New constants.
1731 (*swap): New insn pattern.
1732 (*ashlqi3): Rename from ashlqi3 insn pattern.
1733 (ashlqi3): New expanders.
1734 (*lshrqi3): Rename from lshrqi3 insn pattern.
1735 (lshrqi3): New expanders.
1736 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
1737 lshrqi3_const5, lshrqi3_const6): New splitters.
1738 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
1739 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
1742 2008-08-22 Richard Guenther <rguenther@suse.de>
1744 PR tree-optimization/37078
1745 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
1746 [+INF, +INF] ranges.
1748 2008-08-22 Richard Guenther <rguenther@suse.de>
1750 PR tree-optimization/37143
1751 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
1752 a conversion statement instead of a copy.
1754 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
1757 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
1758 CCCmode, CCOmode and CCSmode destination modes.
1761 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
1762 from different units in a single alternative.
1763 (*vec_extractv2sf_1): Ditto.
1764 (*vec_extractv2si_0): Ditto.
1765 (*vec_extractv2si_1): Ditto.
1766 * config/i386/sse.md (sse2_storehpd): Ditto.
1767 (sse2_storelpd): Ditto.
1768 (sse2_loadhpd): Ditto.
1769 (sse2_loadlpd): Ditto.
1772 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
1773 (popcountsi2): Ditto.
1774 (clzdi2_abm): Ditto.
1775 (popcountdi2): Ditto.
1776 (clzhi2_abm): Ditto.
1777 (popcounthi2): Ditto.
1779 2008-08-22 Richard Guenther <rguenther@suse.de>
1783 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
1784 if the multiplication does not overflow.
1786 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
1788 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
1790 2008-08-21 Richard Henderson <rth@redhat.com>
1792 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
1793 spurrious comma from test.
1794 * configure: Rebuild.
1796 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1799 * builtins.c (fold_builtin_next_arg): Add warning about undefined
1802 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
1804 * c-tree.h (grokfield): New argument.
1805 * c-decl.c (grokfield): Handle new location argument.
1806 * c-parser.c (c_parser_struct_declaration): Pass location to
1809 2008-08-21 Richard Guenther <rguenther@suse.de>
1811 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
1813 2008-08-21 Jan Hubicka <jh@suse.cz>
1815 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
1816 (cgraph_add_function_insertion_hook,
1817 cgraph_remove_function_insertion_hook,
1818 cgraph_call_function_insertion_hooks): New functions.
1819 * cgraph.h (cgraph_add_function_insertion_hook,
1820 cgraph_remove_function_insertion_hook,
1821 cgraph_call_function_insertion_hooks): Declare.
1822 * ipa-reference.c (function_insertion_hook_holder): New variable.
1823 (check_operand, look_for_address_of): When checking late, do not care
1824 about module bitmaps.
1825 (add_new_function): New function.
1826 (generate_summary): Register hooks; zero module bitmaps.
1827 (propagate): Unregister hooks.
1828 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
1829 (add_new_function): New function.
1830 (generate_summary): Register hook.
1831 (propagate): Remove hook.
1833 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
1835 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
1836 * ipa-cp.c (ipcp_update_cloned_node): New function.
1837 (build_const_val): Handle functions correctly; bring type logic
1838 into sync with tree-inline.c
1839 (ipcp_init_stage): Take care of computing stuff needed by
1840 indirect inlining; update clones.
1841 (ipcp_generate_summary): Break out of ipcp_driver.
1842 (ipcp_driver): Do only execution and transformation.
1843 (pass_ipa_cp): Make IPA_PASS.
1844 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
1846 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
1847 ipcp, some info is already available.
1848 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
1849 * tree-inline.c (remap_ssa_name): Unshare expression.
1851 2008-08-21 Richard Guenther <rguenther@suse.de>
1853 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
1854 a PHI ask VN if it is already available.
1855 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
1856 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
1858 2008-08-21 Richard Guenther <rguenther@suse.de>
1861 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
1862 makes sure to produce a result of the correct type.
1864 2008-08-21 Jan Hubicka <jh@suse.cz>
1865 Backport from LTO branch:
1867 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1868 Jan Hubicka <jh@suse.cz>
1871 (init_state, finish_state, set_function_state, generate_summary):
1873 (scan_stmt): Renamed from scan_function. Changed to keep state in
1874 local static vars rather than cgraph aux field.
1875 (propagate): Renamed from static_execute. Changed to keep state in
1876 local static vars rather than cgraph aux field.
1877 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
1878 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
1880 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1882 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
1883 * ipa-reference.c (init_function_info, generate_summary,
1884 propagate): New functions.
1885 (analyze_function): Call init_function_info.
1886 (static_execute): Stripped into generate_summary and propagate.
1887 (pass_ipa_reference): Made into ipa_opt_pass.
1889 2008-08-21 Richard Guenther <rguenther@suse.de>
1891 PR tree-optimization/37181
1892 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
1894 (extract_range_from_unary_expr): Likewise.
1896 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1898 * diagnostic.c (pedwarn_at): Rename as pedwarn.
1900 * toplev.h (pedwarn_at): Likewise.
1901 * builtins.c: Update all calls to pedwarn.
1902 * c-lex.c: Likewise.
1903 * toplev.c: Likewise.
1904 * c-tree.h: Likewise.
1905 * c-decl.c: Likewise.
1906 * c-errors.c: Likewise.
1907 * c-typeck.c: Likewise.
1908 * c-common.c: Likewise.
1909 * c-parser.c: Likewise.
1911 2008-08-20 Joseph Myers <joseph@codesourcery.com>
1914 * config/sparc/sparc.c (function_arg_slotno): Handle structure
1915 with MODE_VECTOR_INT mode.
1917 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1920 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
1921 initialized outside the current module.
1922 (warn_uninitialized_var): Ignore left-hand side when walking the
1923 trees. Ignore address expressions. Examine VUSE operands in gimple
1924 statements with a variable declaration on the right-hand side.
1926 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
1929 * rtlanal.c (subreg_offset_representable_p): Revert last change.
1931 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1934 * c-common.c (conversion_warning): Do not warn if applying bit-and
1935 operator to unsigned constant that fits in the target type.
1937 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1940 * c-common.c (conversion_warning): Do not warn for artificial
1943 2008-08-20 Richard Guenther <rguenther@suse.de>
1945 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
1946 (extract_range_from_binary_expr): Fall back to constant propagation.
1947 (extract_range_from_unary_expr): Likewise.
1949 2008-08-20 Richard Guenther <rguenther@suse.de>
1951 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
1952 with TREE_THIS_VOLATILE on shared nodes.
1953 (fold_stmt_r): Likewise.
1955 2008-08-20 Jakub Jelinek <jakub@redhat.com>
1958 * c-parser.c (c_parser_attributes): For keywords use canonical
1959 spelling for attr_name.
1961 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1963 * value-prof.c (check_counter): Revert wrong call to error.
1965 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1967 * profile.c: Update calls to inform.
1968 * value-prof.c: Update calls to inform.
1970 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1972 * diagnostic.c (inform): Add an explicit location_t parameter.
1973 * toplev.h (inform): Update declaration.
1974 * builtins.c: Update all calls to inform.
1975 * c-common.c: Likewise.
1976 * c-decl.c: Likewise.
1977 * c-opts.c: Likewise.
1978 * c-pch.c: Likewise.
1979 * c-pragma.c: Likewise.
1980 * c-typeck.c: Likewise.
1981 * coverage.c: Likewise.
1983 * toplev.c: Likewise.
1984 * tree-cfg.c: Likewise.
1985 * tree-ssa.c: Likewise.
1987 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
1990 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
1991 V2DI mode, for SSE4.1, use movq instead of vector set if the
1992 second element is zero and inter-unit moves are OK.
1994 2008-08-20 Richard Guenther <rguenther@suse.de>
1996 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
1997 properly handle conversion/copy chains after tuplification.
1999 2008-08-20 Richard Guenther <rguenther@suse.de>
2001 * passes.c (init_optimization_passes): Move the second
2002 forwprop pass before alias computation. Remove the second
2003 DCE pass. Remove the first dominator and phi copy/const
2006 2008-08-20 Nick Clifton <nickc@redhat.com>
2008 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
2009 support of this feature. Do not assume that a sufficiently new
2010 assembler will support the feature regardless of the target type.
2011 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
2012 * configure: Regenerate.
2014 2008-08-20 Richard Guenther <rguenther@suse.de>
2016 * tree-vrp.c (found_in_subgraph): Remove.
2017 (live): New global static.
2018 (live_on_edge): New function.
2019 (blocks_visited): Remove.
2020 (register_edge_assert_for_2): Use live_on_edge.
2021 (find_conditional_asserts): Remove code dealing with
2022 found_in_subgraph. Do not walk the CFG.
2023 (find_switch_asserts): Likewise.
2024 (find_assert_locations_1): Renamed from find_assert_locations.
2025 Move finding assert locations for conditional and switch
2026 statements first. Update live bitmap. Do not walk the CFG.
2027 (find_assert_locations): New function.
2028 (insert_range_assertions): Remove entry of CFG walk.
2029 Adjust call to find_assert_locations.
2030 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
2031 that only can appear because of fake exit edges but assert we
2032 never try to insert on those.
2033 (fini_pre): Do not remove fake exit edges here...
2034 (execute_pre): ...but here, before committing edge inserts.
2036 2008-08-19 Richard Guenther <rguenther@suse.de>
2038 * passes.c (init_optimization_passes): Exchange store-ccp
2041 2008-08-19 Rafael Espindola <espindola@google.com>
2043 * varasm.c (weak_decls): Move earlier in the file.
2044 (assemble_external): Add weak decls to the weak_decls list.
2045 (declare_weak): Don't add decls to the weak_decls list.
2047 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
2050 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
2051 before (sse2_shufpd_<mode>).
2053 2008-08-19 Jakub Jelinek <jakub@redhat.com>
2056 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
2057 * tree.c (block_nonartificial_location): Likewise.
2059 2008-08-19 Richard Guenther <rguenther@suse.de>
2061 PR tree-optimization/35972
2062 PR tree-optimization/23094
2063 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
2065 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
2066 handle MISALIGNED_INDIRECT_REF.
2067 (get_ref_from_reference_ops): New helper.
2068 (vn_reference_lookup_pieces): Walk the use-def chain using the
2069 alias-oracle if requested.
2070 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
2071 walking the use-def chain.
2072 (compute_avail): But not here.
2073 (create_component_ref_by_pieces_1): Properly handle
2074 MISALIGNED_INDIRECT_REF.
2075 (do_regular_insertion): Handle fully redundant
2076 expressions after PHI-translation also for SSA_NAME values, not
2077 only constants. Correctly use edoubleprime for that.
2079 2008-08-19 Ira Rosen <irar@il.ibm.com>
2081 * tree-vectorizer.c (supportable_widening_operation): Support
2082 multi-step conversion, return the number of steps in such conversion
2083 and the required intermediate types.
2084 (supportable_narrowing_operation): Likewise.
2085 * tree-vectorizer.h (vect_pow2): New function.
2086 (supportable_widening_operation): Change argument types.
2087 (supportable_narrowing_operation): Likewise.
2088 (vectorizable_type_promotion): Add an argument.
2089 (vectorizable_type_demotion): Likewise.
2090 * tree-vect-analyze.c (vect_analyze_operations): Call
2091 vectorizable_type_promotion and vectorizable_type_demotion with
2092 additional argument.
2093 (vect_get_and_check_slp_defs): Detect patterns.
2094 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
2096 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
2097 vect_build_slp_tree with correct arguments. Calculate unrolling factor
2098 according to the smallest type in the loop.
2099 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
2100 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
2101 supportable_widening_operation with correct arguments.
2102 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
2103 operands lists according to the number of vector statements in left
2104 or right node, if exists.
2105 (vect_gen_widened_results_half): Remove unused argument.
2106 (vectorizable_conversion): Call supportable_widening_operation,
2107 supportable_narrowing_operation, and vect_gen_widened_results_half
2108 with correct arguments.
2109 (vectorizable_assignment): Change documentation, support multiple
2111 (vectorizable_operation): Likewise.
2112 (vect_get_loop_based_defs): New function.
2113 (vect_create_vectorized_demotion_stmts): Likewise.
2114 (vectorizable_type_demotion): Support loop-aware SLP and general
2115 multi-step conversion. Call vect_get_loop_based_defs and
2116 vect_create_vectorized_demotion_stmts for transformation.
2117 (vect_create_vectorized_promotion_stmts): New function.
2118 (vectorizable_type_promotion): Support loop-aware SLP and general
2119 multi-step conversion. Call vect_create_vectorized_promotion_stmts
2121 (vectorizable_store): Change documentation, support multiple
2123 (vectorizable_load): Likewise.
2124 (vect_transform_stmt): Pass SLP_NODE to
2125 vectorizable_type_promotion and vectorizable_type_demotion.
2126 (vect_schedule_slp_instance): Move here the calculation of number
2127 of vectorized statements for each node from...
2128 (vect_schedule_slp): ... here.
2129 (vect_transform_loop): Call vect_schedule_slp without the last
2132 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
2135 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
2136 to == in assert statement.
2137 (vectorizable_reduction): Fix typo.
2139 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
2142 * value-prof.c (check_counter): Dereference pointer to overall
2143 count when printing it.
2145 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
2147 * profile.h: Really add it.
2149 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
2151 * mcf.c: Really add it.
2153 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
2154 Vinodha Ramasamy <vinodha@google.com>
2156 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
2158 * value-prof.c (check_counter): Fix the counter if
2159 flag_profile_correction is true.
2160 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2161 tree_mod_subtract_transform):
2162 Follow check_counter parameter change.
2163 * common.opt (fprofile-correction): New option.
2165 * profile.h: Likewise.
2166 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
2167 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
2168 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
2170 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
2171 flag_profile_correction is set.
2173 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
2175 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
2177 2008-08-18 Tomas Bily <tbily@suse.cz>
2179 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
2180 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
2182 * tree-data-ref.c (split_constant_offset_1): Likewise.
2183 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
2184 * tree-sra.c (sra_walk_expr): Likewise.
2185 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
2186 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2187 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
2188 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
2190 * gimple.c (gimple_assign_unary_nop_p): Likewise.
2191 * tree-vect-transform.c (vectorizable_type_demotion)
2192 (vectorizable_type_promotion): Likewise.
2193 * tree-inline.c (expand_call_inline):
2194 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2195 (forward_propagate_addr_expr_1, forward_propagate_comparison)
2196 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2197 * expr.c (expand_expr_real_1): Likewise.
2198 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
2199 (gimple_assign_unary_useless_conversion_p): Likewise.
2200 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2201 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
2202 * fold-const.c (fold_unary): Likewise.
2203 * tree.h (CONVERT_EXPR_P): Likewise.
2204 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
2205 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2207 (register_edge_assert_for_2, extract_range_from_unary_expr)
2208 (register_edge_assert_for_1): Likewise.
2210 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2212 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
2213 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
2214 (enum real_value_const): Delete.
2215 (get_real_const): Delete.
2216 * real.c (get_real_const): Delete.
2217 (dconst_e_ptr): Define.
2218 (dconst_third_ptr): Define.
2219 (dconst_sqrt2_ptr): Define.
2220 * builtins.c: Update all callers.
2222 2008-08-18 Richard Guenther <rguenther@suse.de>
2224 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
2225 statement iterator after statement removal.
2227 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
2229 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
2230 (detect_processor_freebsd): Likewise.
2231 (host_detect_local_cpu): Call newly added functions for FreeBSD.
2233 2008-08-18 Richard Guenther <rguenther@suse.de>
2235 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
2236 and loads have the correct types.
2238 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2241 * c-opts.c (cpp_opts): Remove static.
2242 * c-parser.c (cpp_opts): Declare it extern.
2243 (disable_extension_diagnostics): Handle cpp options.
2244 (enable_extension_diagnostics): Likewise.
2246 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2248 * diagnostics.c (permerror_at): Rename as permerror.
2249 (permerror): Delete.
2250 * toplev.h: Likewise.
2252 2008-08-18 Richard Guenther <rguenther@suse.de>
2254 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
2255 sdse1 and addressables2 passes. Replace dce1 with cddce1.
2256 Move call_cdce before build_alias. Move copyrename2,
2257 cunrolli and ccp2 beafore build_alias. Re-add addressable2
2258 right after final inlining.
2259 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
2260 (pass_build_cfg): But instead via TODO_dump_func.
2262 2008-08-18 Richard Guenther <rguenther@suse.de>
2264 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
2266 (scalarize_init): If we failed to generate some initializers
2267 do not generate zeros for not instantiated members. Instead
2268 rely on the copy out.
2269 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
2270 about missing flow-sensitive alias info only if we have
2273 2008-08-17 Nick Clifton <nickc@redhat.com>
2275 * doc/extend.texi (Function Attributes): Fix typo in description
2276 if hot function attribute.
2278 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
2279 Richard Sandiford <rdsandiford@googlemail.com>
2281 * doc/install.texi (--with-mips-plt): Document.
2282 * doc/invoke.texi (-mplt, -mno-plt): Document.
2283 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
2284 and handle ${with_mips_plt}.
2285 * config/mips/mips.opt (mplt): New option.
2286 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
2287 (TARGET_ABICALLS_PIC2): Likewise.
2288 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
2289 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
2290 (ASM_SPEC): Use !mabi=* instead of !mabi*.
2291 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
2292 to decide whether to output ".option picX" directives.
2293 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
2294 Pass -call_nonpic rather than -KPIC for -mplt.
2295 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
2296 on the command line. Also remove it when -mabi=64 is used without
2298 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
2299 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
2300 TARGET_ABICALLS_PIC0.
2301 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
2303 (mips16_build_function_stub): Only output ".option pic" directives
2304 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
2305 (mips16_build_call_stub): Fix comment and remove redundant
2306 ".set at"/"set .noat" directives.
2307 (mips_function_rodata_section): Use the default behaviour for
2308 TARGET_ABSOLUTE_ABICALLS.
2309 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
2310 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
2311 (mips_restore_gp): Do nothing if the current function doesn't use
2313 (mips_expand_prologue): Only save $gp if the current function uses it.
2314 Use a normal move for TARGET_ABICALLS_PIC0.
2315 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
2317 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
2319 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
2320 of function when handling GLOBAL_POINTER_REGNUM.
2322 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
2325 * common.opt (-fstack-check): Do not declare the variable here.
2326 (-fstack-check=): New option variant.
2327 * doc/invoke.texi (Code Gen Options): Document it.
2328 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
2329 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
2330 (STACK_CHECK_STATIC_BUILTIN): New macro.
2331 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
2332 * opts.c: Include expr.h.
2333 (common_handle_option) <OPT_fold_stack_check_>: New case.
2334 <OPT_fstack_check>: Likewise.
2335 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
2336 consistently in the test for variable-sized types. Adjust for
2337 new behaviour of flag_stack_check.
2338 * explow.c: Include except.h.
2339 (allocate_dynamic_stack_space): Do not take into account
2340 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
2341 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
2342 for variable-sized parameters. Treat all parameters whose size is
2343 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
2344 stack checking is enabled.
2345 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
2346 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
2347 if generic stack checking is enabled.
2348 (expand_function_end): Adjust for new behaviour of flag_stack_check.
2349 * reload1.c (reload): Likewise.
2350 * stmt.c (expand_decl): Assert that all automatic variables have
2351 fixed size at this point and remove dead code.
2352 * flags.h (stack_check_type): New enumeration type.
2353 (flag_stack_check): Declare.
2354 * toplev.c (flag_stack_check): New global variable.
2355 * Makefile.in (opts.o): Add dependency on EXPR_H.
2356 (explow.o): Add dependency on except.h.
2358 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
2360 * config/avr/avr.c (avr_override_options): Reduce value of
2361 PARAM_INLINE_CALL_COST.
2363 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
2365 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
2366 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
2367 lieu of TYPE_MODE (type) throughout.
2369 2008-08-15 Joseph Myers <joseph@codesourcery.com>
2371 * config/arm/arm.c (add_minipool_backward_ref): Check for
2372 8-byte-aligned entries in second case of forcing insertion after a
2373 particular entry. Change third case to avoid inserting
2374 non-8-byte-aligned entries before 8-byte-aligned ones.
2376 2008-08-15 Richard Guenther <rguenther@suse.de>
2378 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
2379 strip components for unknown size accesses.
2381 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
2383 * config/s390/2097.md New file.
2384 * config/s390/s390.md ("z10prop" attribute): Define none,
2385 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
2386 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
2387 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
2388 possible values and apply them to insns as appropriate.
2389 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
2390 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
2391 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
2392 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
2394 ("bfp" mode attribute): Removed. Every occurence replaced
2396 * config/s390/s390.c (struct "z10_cost"): Updated entries.
2397 * config/s390/2084.md (insn_reservation "x_itof"): Updated
2400 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2403 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
2406 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
2408 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
2409 additional argument. Support reduction when duplication is needed due
2410 to data-types of different sizes in the loop.
2411 (get_initial_def_for_induction): Fix printout.
2412 (vect_get_vec_def_for_stmt_copy): Support case where the
2413 vec_stmt_for_operand is a phi node.
2414 (vectorizable_reduction): Support reduction when duplication is needed
2415 due to data-types of different sizes in the loop.
2416 (vectorizable_call): Remove restriction to not vectorize in case we
2417 have data-types of different sizes in the loop.
2418 (vectorizable_conversion): Likewise.
2419 (vectorizable_operation): Likewise.
2420 (vectorizable_type_demotion): Likewise.
2421 (vectorizable_type_promotion): Likewise.
2422 (vectorizable_induction): Add restriction to not vectorize in case
2423 we have data-types of different sizes in the loop.
2425 2008-08-14 Christophe Saout <christophe@saout.de>
2426 Uros Bizjak <ubizjak@gmail.com>
2429 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
2430 (*vec_concatv2di_rex64_sse4_1): Ditto.
2431 (*vec_concatv2di_rex64_sse): Ditto.
2433 2008-08-14 Jakub Jelinek <jakub@redhat.com>
2436 * fold-const.c (fold_widened_comparison): Do not allow
2437 sign changes that change the result even if shorter type
2438 is wider than arg1_unw's type.
2440 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
2442 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
2443 Skip if the multilib testing specifies -march that does not
2444 agree with the one specified in the testcase.
2446 2008-08-13 Joseph Myers <joseph@codesourcery.com>
2448 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
2449 zero extend SImode values being converted to TFmode before passing
2452 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2454 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
2455 __PPU__ when targeting the Cell/B.E. PPU processor.
2457 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
2459 * gimple.h (gimple_call_set_chain): Accept SSA variables.
2460 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
2461 Rematerialize the static chain, if any.
2462 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
2465 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
2467 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
2468 (new_loc_descr): Likewise.
2469 (add_loc_descr): Likewise.
2470 (size_of_loc_descr): Likewise.
2471 (size_of_locs): Likewise.
2472 (output_loc_operands): Likewise.
2473 (output_loc_sequence): Likewise.
2474 (new_reg_loc_descr): New.
2475 (build_cfa_loc): Use it.
2476 (build_cfa_aligned_loc): Likewise.
2477 (one_reg_loc_descriptor): Likewise.
2478 (based_loc_descr): Likewise.
2480 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2483 * doc/invoke.texi (Wmain): Update.
2484 * c-decl.c (start_decl): warn_main is only 0 or 1.
2485 (start_function): Likewise. Fix formatting.
2486 (finish_function): Delete redundant warning.
2487 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
2488 * c-opts (c_common_handle_option): -Wall only has effect if
2489 warn_main is uninitialized. OPT_Wmain is automatically
2490 handled. -pedantic also enables Wmain.
2491 (c_common_post_options): Handle all logic for Wmain here.
2492 * c-common.c (warn_main): Delete.
2493 (check_main_parameter_types): Make pedwarns conditional on
2495 * c-common.h (warn_main): Delete.
2497 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
2500 * expr.c (emit_group_store): Allocate stack temp with the
2501 largest alignment when copying from register to stack.
2503 2008-08-13 Richard Guenther <rguenther@suse.de>
2505 * tree.h (maybe_fold_offset_to_address): Declare.
2506 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
2507 (ccp_fold): Handle pointer conversions the same as fold_stmt.
2508 Likewise for POINTER_PLUS_EXPR.
2509 (maybe_fold_offset_to_reference): Enable disabled code.
2510 (maybe_fold_offset_to_address): New function.
2511 (fold_stmt_r): Use it.
2512 (fold_gimple_assign): Likewise.
2513 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
2514 (gimplify_expr): Likewise.
2516 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2518 * toplev.h (pedwarn_at): Fix declaration.
2520 2008-08-13 Joseph Myers <joseph@codesourcery.com>
2522 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2523 LINK_SPEC): Use %R in -Y P argument.
2525 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2528 * diagnostic.c (pedwarn_at): New.
2529 * toplev.h (pedwarn_at): Declare.
2530 * c-tree.h (build_enumerator): Update declaration.
2531 * c-decl.c (finish_enum): Update comment.
2532 (build_enumerator): Take a location parameter. Give a pedwarn but do
2533 not perform any conversion.
2534 * c-parser.c (c_parser_enum_specifier): Set correct location for
2537 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2540 * c-common.c (conversion_warning): Use a switch. Ignore boolean
2541 expressions except for conversions to signed:1 bitfields. Handle
2542 COND_EXPR with constant operands.
2544 2008-08-13 Richard Guenther <rguenther@suse.de>
2546 PR tree-optimization/15255
2547 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
2548 (struct oecount_s): New struct and VEC types.
2550 (oecount_hash): New function.
2551 (oecount_eq): Likewise.
2552 (oecount_cmp): Likewise.
2553 (zero_one_operation): New function.
2554 (build_and_add_sum): Likewise.
2555 (undistribute_ops_list): Perform un-distribution of multiplication
2556 and division on the chain of summands.
2557 (should_break_up_subtract): Also break up subtracts for factors.
2558 (reassociate_bb): Delete dead visited statements.
2559 Call undistribute_ops_list. Re-sort and optimize if it did something.
2560 * passes.c (init_optimization_passes): Move DSE before
2562 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
2565 2008-08-12 Janis Johnson <janis187@us.ibm.com>
2567 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
2569 * doc/invoke.texi: Revert unintended checkin.
2571 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
2574 * gcc.c (include_spec_function): Tweak call to find_a_file.
2576 2008-08-12 Jakub Jelinek <jakub@redhat.com>
2579 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
2580 and TRUTH_ORIF_EXPR.
2581 * dojump.c (do_jump): Likewise.
2583 PR tree-optimization/37084
2584 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
2585 if id->regimplify, don't assume stmt is a cast assignment.
2587 2008-08-12 Anatoly Sokolov <aesok@post.ru>
2589 * final.c (final_scan_insn): Use app_enable/app_disable functions.
2591 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2594 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
2597 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2599 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
2600 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
2602 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
2603 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
2604 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
2605 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
2606 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
2608 * doc/tm.texi (Storage Layout): Remove documentation for
2609 TARGET_FLOAT_FORMAT.
2611 * simplify-rtx.c (simplify_binary_operation_1): Replace
2612 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
2614 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2616 * real.h (struct real_format): New member has_sign_dependent_rounding.
2617 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
2618 spu_single_format, ieee_double_format, mips_double_format,
2619 motorola_double_format, ieee_extended_motorola_format,
2620 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
2621 ieee_extended_intel_96_round_53_format, ibm_extended_format,
2622 mips_extended_format, ieee_quad_format, mips_quad_format,
2623 vax_f_format, vax_d_format, vax_g_format): Initialize it.
2624 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
2626 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
2627 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
2628 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
2629 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
2630 (ROUND_TOWARDS_ZERO): Likewise.
2632 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
2633 (FLOAT_MODE_FORMAT): New macro.
2634 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
2635 (MODE_COMPOSITE_P): ... this new macro.
2636 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
2637 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
2638 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
2640 * flags.h: Include "real.h".
2642 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
2643 REAL_MODE_FORMAT_COMPOSITE_P.
2644 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2646 * doc/tm.texi (Storage Layout): Remove documentation of
2647 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
2648 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
2649 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
2650 they only apply to libgcc2.a.
2652 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2654 * config/spu/float_disf.c: New file.
2655 * config/spu/float_unsdisf.c: New file.
2656 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
2657 (LIB2FUNCS_EXCLUDE): Define.
2659 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2660 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2662 * real.h (struct real_format): New member round_towards_zero.
2663 * real.c (round_for_format): Respect fmt->round_towards_zero.
2664 (ieee_single_format, mips_single_format, motorola_single_format,
2665 spu_single_format, ieee_double_format, mips_double_format,
2666 motorola_double_format, ieee_extended_motorola_format,
2667 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
2668 ieee_extended_intel_96_round_53_format, ibm_extended_format,
2669 mips_extended_format, ieee_quad_format, mips_quad_format,
2670 vax_f_format, vax_d_format, vax_g_format): Initialize it.
2671 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
2673 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
2674 real_format to choose rounding mode when calling MPFR functions.
2675 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
2676 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
2678 * real.h (real_to_decimal_for_mode): Add prototype.
2679 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
2680 Respect target rounding mode when generating decimal representation.
2681 (real_to_decimal): New stub for backwards compatibility.
2682 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
2683 real_to_decimal_for_mode instead of real_to_decimal.
2685 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
2687 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2688 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2690 * real.c (spu_single_format): New variable.
2691 * real.h (spu_single_format): Declare.
2693 * config/spu/spu.c (spu_override_options): Install SFmode format.
2694 (spu_split_immediate): Use integer mode to operate on pieces of
2695 floating-point values in all cases.
2697 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
2698 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
2699 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
2701 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2703 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
2705 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2707 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
2709 2008-08-12 Jakub Jelinek <jakub@redhat.com>
2712 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
2713 on the VAR_DECL instead of TYPE_READONLY on its type.
2715 2008-08-12 Ira Rosen <irar@il.ibm.com>
2717 * tree-vectorizer.c: Depend on langhooks.h.
2718 (supportable_widening_operation): Add two arguments. Support double
2720 (supportable_narrowing_operation): Likewise.
2721 * tree-vectorizer.h (supportable_widening_operation): Add two
2723 (supportable_narrowing_operation): Likewise.
2724 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
2725 supportable_widening_operation with correct arguments.
2726 * tree-vect-transform.c (vectorizable_conversion): Likewise.
2727 (vectorizable_type_demotion): Support double type conversions.
2728 (vectorizable_type_promotion): Likewise.
2729 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
2731 2008-08-11 Michael Matz <matz@suse.de>
2733 * i386/i386.c (override_options): Move initialisation from
2734 flag_schedule_insns_after_reload to here from ...
2735 (optimization_options): ... here.
2737 2008-08-11 Jakub Jelinek <jakub@redhat.com>
2739 PR rtl-optimization/36998
2740 * dwarf2out.c (compute_barrier_args_size_1,
2741 compute_barrier_args_size): Temporarily remove assertions.
2743 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2746 * tree-ssa.c (struct walk_data): Add new flag
2747 warn_possibly_uninitialized.
2748 (warn_uninitialized_var): Use it.
2749 (warn_uninitialized_vars): New.
2750 (execute_early_warn_uninitialized): Call it.
2751 (execute_late_warn_uninitialized): Likewise.
2753 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2756 * reload1.c (gen_reload): Guard calls to get_secondary_mem
2759 2008-08-09 Jan Hubicka <jh@suse.cz>
2762 * optabs.c (maybe_emit_unop_insn): Remove produced code if
2764 (expand_fix): Be prepared for expansion to fail.
2765 (expand_sfix_optab): Remove instructions if expansion failed.
2767 2008-08-09 Anatoly Sokolov <aesok@post.ru>
2769 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
2771 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
2772 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2774 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2776 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
2777 mips/t-libgcc-mips16 to tmake_file.
2778 * config/mips/mips-protos.h (mips_call_type): New enum.
2779 (mips_pic_base_register, mips_got_load): Declare.
2780 (mips_restore_gp): Take an rtx argument.
2781 (mips_use_pic_fn_addr_reg_p): Declare.
2782 (mips_expand_call): Replace the sibcall_p argument with
2783 a mips_call_type argument. Add a lazy_p parameter.
2784 (mips_split_call): Declare.
2785 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
2786 (MIPS16_PIC_TEMP): Likewise.
2787 (reg_class): Delete M16_NA_REGS.
2788 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
2789 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
2790 (mips_split_hi_p): Declare.
2791 * config/mips/mips.c (mips_split_hi_p): New array.
2792 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
2793 (mips_got_symbol_type_p): New function.
2794 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
2795 (mips16_stub_function_p): New function.
2796 (mips16_local_function_p): Likewise.
2797 (mips_use_pic_fn_addr_reg_p): Likewise.
2798 (mips_cannot_force_const_mem): Return false for HIGHs.
2799 Extend CONST_INT and symbolic handling to MIPS16, using
2800 mips_symbol_insns to check that the base symbol type is a
2801 legitimate constant. Reject GOT-based constants if
2802 TARGET_MIPS16_PCREL_LOADS.
2803 (mips_const_insns): Check targetm.cannot_force_const_mem when
2804 decomposing a symbolic base and a large offset.
2805 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
2806 When calling a function that needs $25 from MIPS16 code,
2807 move the target address into $25 separately and add a USE
2809 (mips16_gp_pseudo_reg): Insert the initializer immediately
2810 before the first real insn.
2811 (mips_pic_base_register, mips_got_load): New functions.
2812 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
2813 parameter to LOW_OUT. Say that it can be any valid SET_SRC
2814 when splitting a load-address operation. Split SYMBOL_GOT_DISP
2815 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
2816 (mips_call_tls_get_addr): Update the call to mips_expand_call,
2817 also passing NULL_RTX rather than const0_rtx as the aux argument.
2818 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
2819 instead of TARGET_EXPLICIT_RELOCS.
2820 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
2821 (mips_load_call_address): Replace the sibcall_p argument with
2822 a mips_call_type argument. Use mips_got_load.
2823 (mips16_local_alias): New structure.
2824 (mips16_local_aliases): New variable.
2825 (mips16_local_aliases_hash): New function.
2826 (mips16_local_aliases_eq): Likewise.
2827 (mips16_local_alias): Likewise.
2828 (mips16_stub_function): Likewise.
2829 (mips16_build_function_stub): Create a local alias for the target
2830 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
2831 .cpload directive and an R_MIPS_NONE relocation for the target
2832 function, then load the alias rather than the function itself.
2833 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
2834 (mips16_copy_fpr_return_value): Use mips16_stub_function and
2835 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
2836 (mips16_build_call_stub): Replace the FN parameter with an
2837 FN_PTR parameter. Force the address into a register if it
2838 isn't a call_insn_operand; don't rely on the caller to do this.
2839 If a call to a locally-defined and locally-binding MIPS16
2840 function must be made indirectly, redirect the call to the
2841 function's local alias. Use mips16_stub_function_p,
2842 mips16_stub_function, mips_expand_call and use_reg.
2843 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
2844 Use explicit %hi and %lo accesses where possible.
2845 Use MIPS_CALL to generate the correct code form of a
2846 jal instruction. Add clobbers of $18 instead of uses.
2847 Update the call to mips_emit_call_insn.
2848 (mips_expand_call): Replace the SIBCALL_P argument with a
2849 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
2850 Take a LAZY_P parameter. Call mips16_build_call_stub first,
2851 allowing it to modify the call address. Update the calls to
2852 mips_load_call_address and mips_emit_call_insn.
2853 (mips_split_call): New function.
2854 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
2855 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
2856 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
2857 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
2858 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
2860 (mips_cprestore_slot): New function.
2861 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
2862 and use mips_cprestore_slot.
2863 (mips_output_function_prologue): Handle TARGET_MIPS16 for
2865 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
2866 then use a copygp_mips16 instruction to set up $28.
2867 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
2868 (mips16_lay_out_constants): Call split_all_insns_noflow.
2869 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
2870 false if TARGET_MIPS16.
2871 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
2872 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
2873 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
2874 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
2875 MIPS16 code. Allow MIPS16 o32 PIC.
2876 (mips_override_options): Allow MIPS16 o32 PIC.
2877 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
2878 after reload if TARGET_USE_GOT.
2879 (UNSPEC_COPYGP): New constant.
2880 (length): Use a default length of 8 for MIPS16 GOT loads.
2881 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
2882 (*got_page<mode>): Check mips_split_hi_p.
2883 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
2884 (unspec_got<mode>, unspec_call<mode>): New expanders.
2885 (load_got<mode>, load_call<mode>): Remove the length attributes.
2886 Use a got attribute instead of a type attribute.
2887 (copygp_mips16): New insn.
2888 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
2889 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
2890 (sibcall, sibcall_value, call, call_value): Update the calls
2891 to mips_expand_call.
2892 (call_internal, call_value_internal): Use mips_split_call.
2893 (call_value_multiple_internal): Likewise.
2894 (call_split): Move after call_internal (the insn it is split from).
2895 (call_internal_direct, call_value_internal_direct): Turn into
2896 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
2897 (call_direct_split, call_value_direct_split): New patterns.
2898 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
2899 and use M16_REGS instead of M16_NA_REGS.
2900 * config/mips/predicates.md (const_call_insn_operand): Replace
2901 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
2902 mips_use_pic_fn_addr_reg_p check.
2903 (move_operand): Reject HIGHs if mips_split_hi_p.
2904 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
2905 (__mips16_floatunsisf): Inline __mips16_floatsisf.
2906 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
2907 * config/mips/libgcc-mips16.ver: New file.
2908 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
2909 $(srcdir)/config/mips/libgcc-mips16.ver.
2911 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2913 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
2914 (mips_unspec_address, mips_unspec_offset_high): Likewise.
2915 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
2916 (mips16_cfun_returns_in_fpr_p): Likewise.
2918 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2920 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
2921 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
2922 rather than 4 to PC.
2924 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2926 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
2927 (FUNCTION_PROFILER): Save the static chain pointer into $2
2928 beforehand and restore it aftewards.
2929 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
2930 address directly into $25 and call the function through $25;
2931 do not clobber $3. Pad the DImode version to cover the space
2932 left by the deleted $25 <- $3 move.
2933 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
2934 the removal of the $25 <- $3 move.
2935 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
2936 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
2938 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2939 Daniel Jacobowitz <dan@codesourcery.com>
2941 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
2942 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
2943 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
2944 * config/mips/mips.c (mips_start_function_definition): New function.
2945 (mips_end_function_definition): Likewise.
2946 (mips_output_function_prologue): Use mips_start_function_definition.
2947 (mips_output_function_epilogue): Use mips_end_function_definition.
2948 (build_mips16_function_stub): Use mips_start_function_definition
2949 and mips_end_function_definition.
2950 (build_mips16_call_stub): Likewise.
2952 2008-08-09 Richard Guenther <rguenther@suse.de>
2954 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
2955 * gimple.h (gimple_call_fn): Adjust comment.
2956 (gimple_call_set_fndecl): New function.
2957 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
2958 longer having bare FUNCTION_DECL operand.
2959 (gimple_call_return_type): Likewise.
2960 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
2962 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
2963 (gimple_mod_pow2): Likewise.
2964 (gimple_mod_subtract): Likewise.
2965 (gimple_ic): Likewise.
2966 (gimple_stringop_fixed_value): Likewise.
2967 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
2968 longer having bare FUNCTION_DECL operand.
2969 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
2970 * omp-low.c (optimize_omp_library_calls): Likewise.
2971 * cgraphunit.c (update_call_expr): Likewise.
2972 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
2973 (execute_convert_to_rsqrt): Likewise.
2974 * cfgexpand.c (gimple_to_tree): Simplify.
2975 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
2976 bare FUNCTION_DECL operand.
2977 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
2978 (convert_gimple_call): Use gimple_call_fndecl.
2979 * c-common.c (c_warn_unused_result): Likewise.
2981 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2984 * c-typeck.c (digest_init): Call verify_sequence_points from here.
2985 (c_finish_return): Likewise.
2986 (c_start_case): Likewise.
2987 * c-common.c (warn_for_collisions_1): Use explicit location in
2989 * c-parser.c (c_parser_condition): New. Call
2990 verify_sequence_points.
2991 (c_parser_paren_condition): Call c_parser_condition.
2992 (c_parser_for_statement): Call c_parser_condition.
2994 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2997 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
2998 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
2999 Moved from diagnostic.h
3000 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
3002 (emit_diagnostic): New.
3003 (warning0, pedwarn0): Delete.
3004 (warning, warning_at, pedwarn, permerror): Return bool.
3005 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
3006 Moved to diagnostic.c.
3007 (struct diagnostic_context): Use correct type for
3008 classify_diagnostic.
3009 (diagnostic_report_diagnostic): Update declaration.
3010 (emit_diagnostic): Declare.
3011 * errors.c (warning): Return bool.
3012 * errors.h (warning): Update declaration.
3013 * toplev.h (warning0, pedwarn0): Delete.
3014 (warning, warning_at, pedwarn, permerror): Return bool.
3015 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
3016 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
3017 inform. Update all calls.
3018 (diagnose_mismatched_decls): Check return value of warning/pedwarn
3019 before giving informative note.
3020 (implicit_decl_warning): Likewise.
3021 * c-typeck.c (build_function_call): Likewise.
3022 * tree-sssa.c (warn_uninit): Likewise.
3023 * builtins.c (gimplify_va_arg_expr): Likewise.
3025 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3028 * doc/invoke.texi (-Wextra): Move warning from here...
3029 (-Wuninitialized): ... to here.
3031 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3034 * flags.h (set_Wunused): Delete
3035 * toplev.c (process_options): Handle Wunused flags here.
3036 * opts.c (maybe_warn_unused_parameter): Delete.
3037 (common_handle_option): Replace set_Wunused by warn_unused.
3038 (set_Wextra): Do not handle Wunused-parameter here.
3039 (set_Wunused): Delete.
3040 * c-opts.c (c_common_handle_option): Replace set_Wunused by
3042 * common.opt (Wunused): Add Var and Init.
3043 (Wunused-function): Likewise.
3044 (Wunused-label): Likewise.
3045 (Wunused-parameter): Likewise.
3046 (Wunused-value): Likewise.
3047 (Wunused-variable): Likewise.
3049 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
3051 * doc/invoke.texi: Add cpu_type power7.
3052 * config.in (HAVE_AS_VSX): New.
3053 * config.gcc: Add cpu_type power7.
3054 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
3056 * configure: Regenerate.
3057 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
3059 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
3060 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
3061 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
3063 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
3065 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
3066 type to vectorize.builtin_conversion.
3067 (vectorizable_conversion): Likewise.
3068 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
3069 integral type as input.
3070 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
3072 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
3073 and ALTIVEC_BUILTIN_VCTSXS.
3074 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
3077 2008-08-08 Richard Guenther <rguenther@suse.de>
3079 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
3080 (surely_varying_stmt_p): Calls are varying only if they are
3081 non-builtin and not indirect or have no result.
3082 (ccp_fold): Re-instantiate code before the tuples merge.
3084 2008-08-08 Richard Guenther <rguenther@suse.de>
3086 PR tree-optimization/37056
3087 * gimple.h (gimple_assign_rhs_class): New helper function.
3088 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
3089 unary operations properly.
3091 2008-08-07 Jan Hubicka <jh@suse.cz>
3093 * i386.h (ix86_size_cost): Declare.
3094 (ix86_cur_cost): New function macro.
3095 * i386.md (peepholes expanding size and splitters): Predicate by
3096 optimize_insn_for_speed_p.
3097 (peepholes reduce size and splitters): Predicate by
3098 optimize_insn_for_size_p.
3099 * i386.c (ix86_size_cost): Rename from ...
3100 (size_cost): This one.
3101 (override_options): Update.
3102 (decide_alg): Likewise.
3103 (ix86_expand_clear): Use RTL profile.
3104 (ix86_pad_returns): Use RTL profile.
3106 2008-08-07 Jan Hubicka <jh@suse.cz>
3108 * recog.c (split_all_insns): Set RTL profile
3109 (peephole2_optimize): Likewise.
3110 * function.c (thread_prologue_and_epilogue_insns): Likewise.
3111 * combine.c (combine_instructions): Likewise.
3113 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3115 * c-common.c (c_common_reswords): Also warn about keyword "bool".
3117 2008-08-07 Bob Wilson <bob.wilson@acm.org>
3119 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
3120 value in a6 after the set_frame_ptr insn.
3122 2008-08-07 Richard Henderson <rth@redhat.com>
3125 * gcc.c (cpp_options): Pass along -g*.
3127 2008-08-07 Joseph Myers <joseph@codesourcery.com>
3129 * config/arm/arm.c (output_move_neon): Update comment describing
3130 big-endian vector layout.
3131 (arm_assemble_integer): Do not handle big-endian NEON vectors
3133 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
3134 neon_vget_lane<mode>_sext_internal,
3135 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
3136 element indices for big-endian.
3138 2008-08-07 Richard Henderson <rth@redhat.com>
3140 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
3141 * configure, config.in: Rebuild.
3142 * debug.h (dwarf2out_do_cfi_asm): Declare.
3143 * c-cppbuiltin.c (c_cpp_builtins): Use it.
3144 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
3145 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
3146 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
3148 2008-08-07 Joseph Myers <joseph@codesourcery.com>
3150 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
3151 movv2si_internal): Combine into mov<mode>_internal.
3152 (movv2si_internal_2): Remove.
3154 2008-08-07 Jan Hubicka <jh@suse.cz>
3157 * i386.md (single stringop patterns): Enable unconditionally.
3159 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
3162 * config/i386/emmintrin.h (_mm_move_epi64): Use
3163 __builtin_ia32_movq128.
3165 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
3166 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
3168 * config/i386/sse.md (sse2_movq128): New.
3170 * doc/extend.texi: Document __builtin_ia32_movq128.
3172 2008-08-07 Richard Guenther <rguenther@suse.de>
3175 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
3176 pointers can access anything.
3178 2008-08-06 Jan Hubicka <jh@suse.cz>
3180 * optabs.c (emit_unop_insn): Break out to ...
3181 (maybe_emit_unop_insn): ... this one.
3182 (expand_sfix_optab): Use maybe variant.
3183 * optabs.h (maybe_emit_unop_insn): Declare.
3185 * i386.md (mov0 patterns): Enable by default.
3186 (FP conversion expanders): Disable expansion of code expanding
3187 sequences when instruction should be optimized for size.
3188 (single strinop patterns): Enable when optimizing for size.
3189 (string expanders): Disable expanding of code expanding sequences
3190 when optimizning instruction for size.
3191 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
3193 (ix86_fp_comparison_sahf_cost): Likewise.
3194 (ix86_expand_branch): Likewise.
3195 (ix86_expand_ashl_const): Likewise.
3196 (ix86_split_ashl): Likewise.
3197 (ix86_expand_strlen): Likewise.
3198 (ix86_emit_fp_unordered_jump): Likewie.
3200 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3202 * c-common.c: Fix typo.
3203 (c_common_reswords): Activate more C++ keyword warnings.
3205 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
3207 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3210 * diagnostic.c (permerror_at): New.
3211 * toplev.h (permerror_at): Declare.
3213 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
3214 Ira Rosen <irar@il.ibm.com>
3216 * tree-vect-transform.c (vect_model_simple_cost): Return
3217 immediately if stmt is pure SLP.
3218 (vect_model_store_cost): Ditto.
3219 (vect_model_load_cost): Ditto.
3220 (vectorizable_store): Remove PURE_SLP check before call
3221 to vect_model_store_cost.
3222 (vect_model_store_cost): When checking whether stmt describe
3223 strided access, add a check that it is not slp_node.
3225 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3228 * c-common.c (warn_for_sign_compare): New. Handle separately the
3229 case that 'constant' is zero.
3230 * c-typeck.c (build_binary_op): Move code to c-common.c
3232 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3234 * config/alpha/alpha.c (alpha_preferred_reload_class,
3235 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
3236 alpha_output_mi_thunk_osf): Avoid C++ keywords.
3237 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
3238 * config/arm/arm.md: Likewise.
3239 * config/avr/avr-protos.h (preferred_reload_class,
3240 test_hard_reg_class, avr_simplify_comparison_p,
3241 out_shift_with_cnt, class_max_nregs): Likewise.
3242 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
3243 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
3244 preferred_reload_class, test_hard_reg_class): Likewise.
3245 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
3246 bfin_memory_move_cost, bfin_secondary_reload,
3247 bfin_output_mi_thunk): Likewise.
3248 * config/crx/crx.c (crx_secondary_reload_class,
3249 crx_memory_move_cost): Likewise.
3250 * config/frv/frv-protos.h (frv_secondary_reload_class,
3251 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
3252 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
3253 frv_secondary_reload_class, frv_class_likely_spilled_p,
3254 frv_class_max_nregs): Likewise.
3255 * config/h8300/h8300.c (h8300_classify_operand,
3256 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
3258 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
3259 * config/ia64/ia64.c (ia64_preferred_reload_class,
3260 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
3261 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
3262 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
3264 * config/m68hc11/m68hc11.c (preferred_reload_class,
3265 m68hc11_memory_move_cost): Likewise.
3266 * config/mcore/mcore.c (mcore_secondary_reload_class,
3267 mcore_reload_class): Likewise.
3268 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
3269 mips_class_max_nregs, mips_cannot_change_mode_class,
3270 mips_preferred_reload_class, mips_secondary_reload_class,
3271 mips_output_mi_thunk): Likewise.
3272 * config/mmix/mmix.c (mmix_preferred_reload_class,
3273 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
3275 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3277 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
3278 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
3279 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3280 * config/rs6000/rs6000.c (paired_expand_vector_init,
3281 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
3282 compare_section_name, rs6000_memory_move_cost): Likewise.
3283 * config/s390/s390.c (s390_emit_compare_and_swap,
3284 s390_preferred_reload_class, s390_secondary_reload,
3285 legitimize_pic_address, legitimize_tls_address,
3286 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
3287 s390_class_max_nregs): Likewise.
3288 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3289 * config/s390/s390.md: Likewise.
3290 * config/score/score-protos.h (score_secondary_reload_class,
3291 score_preferred_reload_class): Likewise.
3292 * config/score/score.c (score_preferred_reload_class,
3293 score_secondary_reload_class): Likewise.
3294 * config/score/score3.c (score3_output_mi_thunk,
3295 score3_preferred_reload_class, score3_secondary_reload_class,
3296 score3_hard_regno_mode_ok): Likewise.
3297 * config/score/score3.h (score3_preferred_reload_class,
3298 score3_secondary_reload_class): Likewise.
3299 * config/score/score7.c (score7_output_mi_thunk,
3300 score7_preferred_reload_class, score7_secondary_reload_class,
3301 score7_hard_regno_mode_ok): Likewise.
3302 * config/score/score7.h (score7_preferred_reload_class,
3303 score7_secondary_reload_class): Likewise.
3304 * config/sh/sh.c (prepare_move_operands, output_far_jump,
3305 output_branchy_insn, add_constant, gen_block_redirect,
3306 sh_insn_length_adjustment, sh_cannot_change_mode_class,
3307 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
3309 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3310 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
3311 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
3312 xstormy16_preferred_reload_class): Likewise.
3313 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
3314 xtensa_expand_atomic, override_options,
3315 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
3317 * reorg.c (try_merge_delay_insns): Likewise.
3318 * tree.c (merge_dllimport_decl_attributes): Likewise.
3320 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
3322 2008-08-06 Michael Matz <matz@suse.de>
3324 * Makefile.in (write_entries_to_file): Quote words.
3325 * gengtype.c: (read_input_line): Skip over leading white-space.
3327 2008-08-06 Marc Gauthier <marc@tensilica.com>
3329 * config.gcc: Match more processor names for Xtensa.
3330 * configure.ac: Likewise.
3331 * doc/install.texi (Specific): Likewise.
3332 * configure: Regenerate.
3334 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3336 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
3337 * calls.c (avoid_likely_spilled_reg): Likewise.
3338 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
3339 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
3340 * config/i386/i386.c (ix86_expand_special_args_builtin,
3341 ix86_secondary_reload): Likewise.
3342 * except.c (struct eh_region, gen_eh_region_catch,
3343 remove_unreachable_regions, duplicate_eh_regions,
3344 assign_filter_values, build_post_landing_pads,
3345 sjlj_find_directly_reachable_regions, remove_eh_handler,
3346 reachable_next_level, foreach_reachable_handler,
3347 can_throw_internal_1, can_throw_external_1,
3348 collect_one_action_chain): Likewise.
3349 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
3350 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
3351 * function.c (update_temp_slot_address, instantiate_new_reg,
3352 instantiate_virtual_regs_in_rtx,
3353 instantiate_virtual_regs_in_insn): Likewise.
3354 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
3355 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
3356 gimplify_cleanup_point_expr): Likewise.
3357 * ipa-cp.c (ipcp_lattice_changed): Likewise.
3358 * passes.c (next_pass_1): Likewise.
3359 * print-tree.c (print_node_brief, print_node): Likewise.
3360 * profile.c (branch_prob): Likewise.
3361 * tree-dump.c (dump_register): Likewise.
3362 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
3364 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
3365 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
3366 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
3367 copy_arguments_for_versioning, copy_static_chain): Likewise.
3368 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
3369 add_new_name_mapping, register_new_name_mapping): Likewise.
3370 * tree-mudflap.c (mf_xform_derefs): Likewise.
3371 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
3372 get_init_expr, combine_chains): Likewise.
3373 * tree-pretty-print.c (dump_generic_node): Likewise.
3374 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
3375 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
3376 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
3377 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
3379 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
3382 * calls.c (expand_call): Use the biggest preferred stack
3385 2008-08-06 Michael Matz <matz@suse.de>
3388 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
3389 for reused reload, instead of overwriting them.
3391 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
3394 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
3395 for incoming stack boundary.
3397 * function.c (assign_parm_find_entry_rtl): Update
3398 parm_stack_boundary.
3400 * function.h (rtl_data): Add parm_stack_boundary.
3402 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
3403 parm_stack_boundary for incoming stack boundary.
3405 2008-08-06 Joseph Myers <joseph@codesourcery.com>
3407 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
3408 for unrepresentable subregs or treat them as equal to other regs
3409 or subregs with the same register number.
3411 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
3414 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
3417 2008-08-06 Jan Hubicka <jh@suse.cz>
3419 * predict.c (maybe_hot_frequency_p): When profile is absent, all
3420 frequencies might be hot.
3422 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
3424 * reload.c (find_reloads): Force constants into literal pool
3425 also if they are wrapped in a SUBREG.
3427 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3430 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
3431 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
3432 Don't allow predicated instructions for data speculation.
3433 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
3436 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3438 * haifa-sched.c (extend_global): Split to extend_global_data and
3439 extend_region_data. Update all uses.
3440 (extend_all): Rename to extend_block_data.
3442 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3444 * sched-rgn.c (new_ready): Check if instruction can be
3445 speculatively scheduled before attempting speculation.
3446 (debug_rgn_dependencies): Remove wrongful assert.
3448 2008-08-05 Bob Wilson <bob.wilson@acm.org>
3450 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
3452 2008-08-05 Bob Wilson <bob.wilson@acm.org>
3454 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
3455 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
3456 va_size, and type_size.
3458 2008-08-04 Jason Merrill <jason@redhat.com>
3461 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
3462 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
3464 2008-08-05 Richard Henderson <rth@redhat.com>
3466 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
3467 * configure: Rebuild.
3469 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3472 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
3473 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
3476 2008-08-05 Richard Henderson <rth@redhat.com>
3478 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
3479 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
3480 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
3481 * common.opt (fdwarf2-cfi-asm): New.
3482 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
3483 * config.in, configure: Rebuild.
3484 * dwarf2asm.c (dw2_asm_output_data_raw): New.
3485 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
3486 (dw2_force_const_mem): Externalize.
3487 * dwarf2asm.h: Update.
3488 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
3489 generate a real label.
3490 (output_cfi_directive): New.
3491 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
3492 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
3493 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
3495 (dwarf2out_end_epilogue): Emit .cfi_endproc.
3496 (output_loc_operands_raw, output_loc_sequence_raw): New.
3497 (output_cfa_loc_raw): New.
3499 2008-08-05 Paul Brook <paul@codesourcery.com>
3501 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
3502 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
3503 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
3504 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
3505 * config/arm/arm.h (TARGET_VFPD32): Define.
3506 (TARGET_VFP3): Use TARGET_VFPD32.
3507 (fputype): Add FPUTYPE_VFP3D16.
3508 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
3509 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
3510 * config/arm/arm-cores.def: Add cortex-r4f.
3511 * config/arm/arm-tune.md: Regenerate.
3513 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3515 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
3516 Reword some comments throughout the file.
3518 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
3519 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
3520 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
3521 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
3523 (MFC_START_ENABLE): Remove PPU-only define.
3524 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
3525 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
3527 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
3528 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
3529 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
3530 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
3531 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
3532 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
3533 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
3535 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
3536 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
3537 (mfc_sdcrt, mfc_sdcrtst): Likewise.
3538 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
3540 (spu_read_machine_status): Fix typo.
3542 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3544 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
3545 SUBREG of multi-word hard register.
3546 * config/spu/spu.c (valid_subreg): Likewise.
3547 (adjust_operand): Handle SUBREGs of multi-word hard registers.
3549 2008-08-04 Richard Guenther <rguenther@suse.de>
3551 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
3552 the candidate with the stripped base if that base is different
3553 from the original base even for offset zero.
3555 2008-08-04 Richard Guenther <rguenther@suse.de>
3558 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
3559 check for no_overflow.
3561 2008-08-04 Richard Guenther <rguenther@suse.de>
3563 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
3565 2008-08-04 Paul Brook <paul@codesourcery.com>
3567 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
3568 (arm_order_regs_for_local_alloc): New function.
3569 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
3571 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
3573 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
3576 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
3577 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
3578 (ix86_expand_epilogue): Likewise.
3580 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
3582 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
3585 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
3587 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
3588 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
3589 (*movv2sf_internal_rex64): Ditto.
3591 2008-08-03 Jan Hubicka <jh@suse.cz>
3593 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
3594 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
3595 * expmed.c (expand_smod_pow2): Likewise.
3597 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
3600 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
3601 alternative 0 of operand 1.
3602 (*vec_concatv2di_rex64_sse): Ditto.
3603 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
3605 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
3606 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
3607 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
3608 (*movv2sf_internal_rex64): Ditto.
3610 2008-08-02 Richard Guenther <rguenther@suse.de>
3613 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
3614 (ssedoublesizemode): New mode attribute.
3615 (sse_shufps): Call gen_sse_shufps_v4sf.
3616 (sse_shufps_1): Macroize.
3617 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
3618 (sse2_shufpd_1): Macroize.
3619 (vec_extract_odd, vec_extract_even): New expanders.
3620 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
3621 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
3622 * i386.c (ix86_expand_vector_init_one_nonzero): Call
3623 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
3624 (ix86_expand_vector_set): Likewise.
3625 (ix86_expand_reduc_v4sf): Likewise.
3627 2008-08-01 Doug Kwan <dougkwan@google.com>
3629 * matrix-reorg.c: Re-enable all code.
3630 (struct malloc_call_data): Change CALL_STMT to gimple type.
3631 (collect_data_for_malloc_call): Tuplify.
3632 (struct access_site_info): Change STMT to gimple type.
3633 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
3634 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
3635 (struct free_info): Change STMT to gimple type.
3636 (struct matrix_access_phi_node): Change PHI to gimple type.
3637 (get_inner_of_cast_expr): Remove.
3638 (may_flatten_matrices_1): Tuplify.
3639 (may_flatten_matrices): Ditto.
3640 (mark_min_matrix_escape_level): Ditto.
3641 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
3642 (ssa_accessed_in_call_rhs): New
3643 (ssa_accessed_in_assign_rhs): New
3644 (record_access_alloc_site_info): Tuplify.
3645 (add_allocation_site): Ditto.
3646 (analyze_matrix_allocation_site): Ditto.
3647 (analyze_transpose): Ditto.
3648 (get_index_from_offset): Ditto.
3649 (update_type_size): Ditto.
3650 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
3651 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
3652 (analyze_accesses_for_phi_node): Tuplify.
3653 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
3654 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
3655 (analyze_matrix_accesses): Tuplify.
3656 (check_var_data): New call-back type for check_var_notmodified_p.
3657 (check_var_notmodified_p): Tuplify and use call-back struct to
3658 return statement found.
3659 (can_calculate_expr_before_stmt): Factor out statement related code
3661 (can_calculate_stmt_before_stmt): New.
3662 (check_allocation_function): Tuplify.
3663 (find_sites_in_func): Ditto.
3664 (record_all_accesses_in_func): Ditto.
3665 (transform_access_sites): Ditto.
3666 (transform_allocation_sites): Ditto.
3667 (matrix_reorg): Re-enable.
3668 (gate_matrix_reorg): Re-enable.
3670 2008-08-01 Jakub Jelinek <jakub@redhat.com>
3672 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
3673 for labels for which it hasn't been set yet. If it has been set,
3674 stop walking insns and continue with next worklist item.
3675 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
3676 if the only BARRIER is at the very end of a function.
3678 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
3680 * cfgexpand.c (expand_stack_alignment): Assert that
3681 stack_realign_drap and drap_rtx must match.
3683 * function.c (instantiate_new_reg): If DRAP is used to realign
3684 stack, replace virtual_incoming_args_rtx with internal arg
3687 2008-08-01 Richard Guenther <rguenther@suse.de>
3689 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
3690 loop information only if we initialized it.
3691 (execute_pre): Call fini_pre with in_fre.
3692 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
3693 if we do not unroll because we hit max-completely-peeled-insns.
3694 Use our estimation for consistency, do allow shrinking.
3696 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
3698 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
3699 with MIN_STACK_BOUNDARY.
3700 (ix86_update_stack_boundary): Likewise.
3701 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
3704 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
3705 (MIN_STACK_BOUNDARY): This.
3707 2008-08-01 Richard Guenther <rguenther@suse.de>
3710 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
3712 2008-08-01 Richard Guenther <rguenther@suse.de>
3714 PR tree-optimization/36988
3715 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
3716 do not matter if that doesn't change volatile qualification.
3718 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
3720 * configure.ac: Do not generate libada-mk. Do not subst
3722 * libada-mk.in: Remove.
3723 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
3724 * configure: Regenerate.
3726 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
3728 * tree-pass.h: Added comment about not dumping passes with name
3729 starting with star in struct opt_pass.
3730 * passes.c (register_dump_files_1): Don't do dump for a pass with
3731 name starting with star.
3732 * doc/passes.texi (Pass manager): Mention pass names and special
3733 meaning of star prefix to avoid dump.
3735 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
3737 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
3739 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
3740 (ISA_MIPS64R2): New macro.
3741 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
3742 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
3743 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
3744 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
3745 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
3746 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
3747 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
3748 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
3749 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
3750 Move up to keep list alphabetically sorted.
3751 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
3752 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
3754 * doc/invoke.texi (MIPS Options): Add -mips64r2.
3755 (-march=@var{arch}): Add mips64r2.
3757 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3759 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
3761 2008-07-31 Steve Ellcey <sje@cup.hp.com>
3763 * expr.c (expand_assignment): Check for complete type.
3765 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3768 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
3770 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
3771 for stack alignment.
3773 * function.h (rtl_data): Add stack_realign_tried. Update comments.
3775 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
3777 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
3778 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
3780 2008-07-31 Jakub Jelinek <jakub@redhat.com>
3782 PR rtl-optimization/36419
3783 * dwarf2out.c (barrier_args_size): New variable.
3784 (compute_barrier_args_size, compute_barrier_args_size_1): New
3786 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
3787 if not called yet in the current function, use barrier_args_size
3788 array to find the new args_size value.
3789 (dwarf2out_frame_debug): Free and clear barrier_args_size.
3791 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3794 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
3797 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3800 * dwarf2out.c (dwarf2out_args_size_adjust): New.
3801 (dwarf2out_stack_adjust): Use it.
3802 (dwarf2out_frame_debug_expr): Likewise.
3804 2008-07-31 Richard Guenther <rguenther@suse.de>
3806 PR tree-optimization/36978
3807 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
3808 the generated condition.
3810 2008-07-31 Richard Guenther <rguenther@suse.de>
3812 * passes.c (init_optimization_passes): Always call
3813 pass_early_warn_uninitialized.
3814 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
3815 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
3816 * doc/passes.texi (Warn for uninitialized variables): Adjust.
3818 2008-07-31 Jakub Jelinek <jakub@redhat.com>
3821 * builtins.c (maybe_emit_free_warning): New function.
3822 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
3823 maybe_emit_free_warning for BUILT_IN_FREE.
3826 * dwarf2out.c (get_context_die): New function.
3827 (force_decl_die, force_type_die): Use it.
3828 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
3829 returns NULL, force generation of DW_TAG_typedef and put that into
3832 PR preprocessor/36649
3833 * c-pch.c (c_common_read_pch): Save and restore
3834 line_table->trace_includes across PCH restore.
3836 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
3839 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
3841 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
3844 * final.c (call_from_call_insn): Handle COND_EXEC.
3846 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
3848 * builtins.c (std_gimplify_va_arg_expr): Replace
3849 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
3850 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3852 2008-07-30 Joey Ye <joey.ye@intel.com>
3853 H.J. Lu <hongjiu.lu@intel.com>
3855 * builtins.c (expand_builtin_setjmp_receiver): Replace
3856 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
3857 (expand_builtin_apply_args_1): Likewise.
3858 (expand_builtin_longjmp): Need DRAP for stack alignment.
3859 (expand_builtin_apply): Likewise.
3861 * caller-save.c (setup_save_areas): Call assign_stack_local_1
3862 instead of assign_stack_local to allow alignment reduction.
3864 * calls.c (emit_call_1): Need DRAP for stack alignment if
3866 (expand_call): Replace virtual_incoming_args_rtx with
3867 crtl->args.internal_arg_pointer.
3868 * stmt.c (expand_nl_goto_receiver): Likewise.
3870 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
3871 alignment and store to stack_alignment_estimated and
3872 max_used_stack_slot_alignment.
3873 (expand_one_var): Likewise.
3874 (expand_stack_alignment): New function.
3875 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
3876 and stack_alignment_estimated fields in rtl_data. Call
3877 expand_stack_alignment at end.
3879 * defaults.h (INCOMING_STACK_BOUNDARY): New.
3880 (MAX_STACK_ALIGNMENT): Likewise.
3881 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
3882 (SUPPORTS_STACK_ALIGNMENT): Likewise.
3884 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
3885 stack alignment when generating virtual registers.
3887 * function.c (assign_stack_local): Renamed to ...
3888 (assign_stack_local_1): This. Add a parameter to indicate
3889 if it is OK to reduce alignment.
3890 (assign_stack_local): Use it.
3891 (instantiate_new_reg): Instantiate virtual incoming args rtx
3892 to vDRAP if stack realignment and DRAP is needed.
3893 (assign_parms): Collect parameter/return type alignment and
3894 contribute to stack_alignment_estimated.
3895 (locate_and_pad_parm): Likewise.
3896 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
3897 with crtl->args.internal_arg_pointer.
3899 * function.h (rtl_data): Add new field drap_reg,
3900 max_used_stack_slot_alignment, stack_alignment_estimated,
3901 stack_realign_needed, need_drap, stack_realign_processed and
3902 stack_realign_finalized.
3903 (stack_realign_fp): New macro.
3904 (stack_realign_drap): Likewise.
3906 * global.c (compute_regsets): Frame pointer is needed when
3907 stack is realigned. Can eliminate frame pointer when stack is
3908 realigned and dynamic realigned argument pointer isn't used.
3910 * reload1.c (update_eliminables): Frame pointer is needed
3911 when stack is realigned.
3912 (init_elim_table): Can eliminate frame pointer when stack is
3913 realigned and dynamic realigned argument pointer isn't used.
3915 * rtl.h (assign_stack_local_1): Declare new funtion.
3917 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
3918 (TARGET_GET_DRAP_RTX): Likewise.
3919 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
3920 TARGET_GET_DRAP_RTX.
3922 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
3924 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
3925 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
3927 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
3928 H.J. Lu <hongjiu.lu@intel.com>
3930 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
3931 vdrap_reg, stack_realign and drap_reg_saved.
3932 (add_cfi): Don't allow redefining CFA when DRAP is used.
3933 (reg_save): Handle stack alignment.
3934 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
3935 alignment. Don't generate DWARF information for (set fp sp)
3937 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
3939 (int_loc_descriptor): Move prototype forward. Also define if
3940 DWARF2_UNWIND_INFO is true.
3941 (output_cfa_loc): Handle DW_CFA_expression.
3942 (build_cfa_aligned_loc): New.
3943 (based_loc_descr): Update assert for stack realign. For local
3944 variables, use sp+offset when stack is aligned without drap and
3945 fp+offset when stack is aligned with drap. For arguments, use
3946 cfa+offset when drap is used to align stack.
3948 2008-07-30 Joey Ye <joey.ye@intel.com>
3949 H.J. Lu <hongjiu.lu@intel.com>
3951 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
3953 (ix86_gen_andsp): New.
3954 (ix86_user_incoming_stack_boundary): Likewise.
3955 (ix86_default_incoming_stack_boundary): Likewise.
3956 (ix86_incoming_stack_boundary): Likewise.
3957 (ix86_can_eliminate): Likewise.
3958 (find_drap_reg): Likewise.
3959 (ix86_update_stack_boundary): Likewise.
3960 (ix86_get_drap_rtx): Likewise.
3961 (ix86_finalize_stack_realign_flags): Likewise.
3962 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
3963 (TARGET_GET_DRAP_RTX): Likewise.
3964 (override_options): Overide option value for new options.
3965 (ix86_function_ok_for_sibcall): Remove check for
3966 force_align_arg_pointer.
3967 (ix86_handle_cconv_attribute): Likewise.
3968 (ix86_function_regparm): Likewise.
3969 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
3970 (ix86_va_start): Replace virtual_incoming_args_rtx with
3971 crtl->args.internal_arg_pointer.
3972 (ix86_select_alt_pic_regnum): Check DRAP register.
3973 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
3974 (ix86_compute_frame_layout): Compute frame layout wrt stack
3976 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
3977 (ix86_expand_prologue): Decide if stack realignment is needed
3978 and generate prologue code accordingly.
3979 (ix86_expand_epilogue): Generate epilogue code wrt stack
3980 realignment is really needed or not.
3982 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
3983 (ABI_STACK_BOUNDARY): Likewise.
3984 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
3985 (STACK_REALIGN_DEFAULT): Likewise.
3986 (INCOMING_STACK_BOUNDARY): Likewise.
3987 (MAX_STACK_ALIGNMENT): Likewise.
3988 (ix86_incoming_stack_boundary): Likewise.
3989 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
3990 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
3991 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
3992 (machine_function): Remove force_align_arg_pointer.
3994 * config/i386/i386.md (BX_REG): New.
3995 (R13_REG): Likewise.
3997 * config/i386/i386.opt (mforce_drap): New.
3998 (mincoming-stack-boundary): Likewise.
3999 (mstackrealign): Add Init(-1).
4001 * config/i386/i386-protos.h (ix86_can_eliminate): New
4003 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
4005 * doc/extend.texi: Update force_align_arg_pointer.
4007 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
4010 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
4011 (INCOMING_STACK_BOUNDARY): Likewise.
4012 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
4013 (TARGET_GET_DRAP_RTX): Likewise.
4015 2008-07-30 Andreas Schwab <schwab@suse.de>
4017 PR rtl-optimization/36929
4018 * dse.c (replace_inc_dec): Use emit_insn_before instead of
4019 add_insn_before and fix argument order.
4020 (replace_inc_dec_mem): Handle NULL rtx.
4022 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
4024 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
4026 (arm_compute_initial_elimination_offset): Use it.
4027 (arm_compute_save_reg_mask): Include static chain save slot when
4028 calculating alignment.
4029 (arm_get_frame_offsets): Ditto.
4030 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
4031 that we can use to decrement the stack when the stack decrement
4032 could be too big for an immediate value in a single insn.
4033 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
4035 2008-07-30 Richard Guenther <rguenther@suse.de>
4037 PR tree-optimization/36967
4038 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
4039 Release defs of statements we remove.
4041 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
4043 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
4044 instead of NULL_RTVEC.
4046 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
4050 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
4053 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
4055 * final.c (call_from_call_insn): New.
4056 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
4058 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
4060 * configure.ac: Substitute ADA_CFLAGS.
4061 * configure: Regenerate.
4062 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
4063 * Makefile.in: Remove mention of X_* variables.
4064 * config/pa/x-ada-hpux10: Remove.
4065 * config/pa/x-ada: Remove.
4067 * doc/fragments.texi: Update.
4069 2008-07-30 Olivier Hainque <hainque@adacore.com>
4071 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
4072 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
4073 __dso_handle explicitly here.
4075 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4078 * c-typeck.c (build_binary_op): Encapsulate code into...
4079 * c-common.c (shorten_binary_op): ...this new function.
4080 (conversion_warning): Use the new function. Handle non-negative
4081 constant in bitwise-and.
4082 * c-common.h (shorten_binary_op): Declare.
4084 2008-07-30 Olivier Hainque <hainque@adacore.com>
4086 * scan.c (make_sstring_space): Add explicit conversions of
4087 allocator's return value.
4088 * fix-header.c (recognized_function): Likewise.
4090 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4092 * doc/cpp.texi: Update to GFDL 1.2.
4093 * doc/gcc.texi: Do not list GPL as Invariant Section.
4094 * doc/gccint.texi: Likewise. Update copyright years.
4095 * doc/install.texi: Update copyright years.
4097 2008-07-30 Alan Modra <amodra@bigpond.net.au>
4100 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
4101 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
4103 2008-07-29 Jan Hubicka <jh@suse.cz>
4105 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
4106 (grokdeclarator): Likewise.
4107 * langhooks.c (lhd_warn_unused_global_decl): Use
4108 DECL_DECLARED_INLINE_P.
4109 * print-tree.c (print_node): Remove DECL_INLINE check.
4111 2008-07-29 Richard Guenther <rguenther@suse.de>
4113 PR tree-optimization/36945
4114 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
4115 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
4116 Record invariant addresses un-decomposed.
4117 (copy_reference_ops_from_call): Record reference call
4118 arguments properly. Simplify.
4119 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
4120 helper split out from ...
4121 (create_component_ref_by_pieces): ... here. Simplify.
4122 Prepare for recursive invocation for call arguments.
4123 (create_expression_by_pieces): Adjust call to
4124 create_component_ref_by_pieces.
4125 (compute_avail): Process operand 2 of reference ops.
4127 2008-07-29 Richard Guenther <rguenther@suse.de>
4129 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
4131 2008-07-29 Jakub Jelinek <jakub@redhat.com>
4133 * c-format.c (check_format_types): Revert unwanted checkin.
4135 2008-07-29 Jan Hubicka <jh@suse.cz>
4137 * flags.h (flag_really_no_inline): Remove.
4138 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
4139 * toplev.c (flag_really_no_inline): Remove.
4140 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
4141 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
4142 (cgraph_decide_inlining_incrementally): Likewise.
4143 (compute_inline_parameters): Likewise.
4144 * opts.c (decode_options): Simplify.
4145 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
4146 * common.opt (finline): Initialize to 1.
4147 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
4149 2008-07-29 Jan Hubicka <jh@suse.cz>
4151 * predict.c (always_optimize_for_size_p): New function.
4152 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
4153 optimize_edge_for_size_p, optimize_edge_for_speed_p,
4154 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
4156 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
4157 * function.c (prepare_function_start): Set default profile.
4158 * function.h (rtl_data): Add maybe_hot_insn_p.
4159 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
4160 (construct_exit_block): Likewise.
4161 (tree_expand_cfg): Likewise.
4163 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
4164 optimize_edge_for_size_p, optimize_edge_for_speed_p,
4165 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
4166 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
4169 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4172 * c-decl.c (merge_decls): Merge USED flags.
4174 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
4176 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
4177 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
4178 next_stack, lab_false and lab_over trees.
4180 2008-07-28 Richard Guenther <rguenther@suse.de>
4182 PR tree-optimization/36957
4183 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
4184 (useless_type_conversion_p): Remove.
4185 (types_compatible_p): Remove.
4186 * gimple.h (tree_ssa_useless_type_conversion): Declare.
4187 (useless_type_conversion_p): Declare.
4188 (types_compatible_p): Declare.
4189 (gimple_expr_type): Return the base type only if it is
4190 trivially convertible to the subtype.
4192 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
4194 * configure.ac: Use the m4_do macro to concatenate the warnings into
4195 one string in ACX_PROG_CC_WARNING_OPTS,
4196 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
4197 * configure: Regenerate.
4199 2008-07-28 Richard Guenther <rguenther@suse.de>
4201 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
4202 (insert_fake_stores): Remove.
4203 (realify_fake_stores): Likewise.
4204 (execute_pre): Remove dead code.
4205 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
4206 (find_func_aliases): Deal with it here instead.
4207 Re-enable gcc_unreachable call.
4209 2008-07-28 Richard Guenther <rguenther@suse.de>
4211 Merge from gimple-tuples-branch.
4213 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
4214 * gimple.def: New file.
4215 * gsstruct.def: Likewise.
4216 * gimple-iterator.c: Likewise.
4217 * gimple-pretty-print.c: Likewise.
4218 * tree-gimple.c: Removed. Merged into ...
4219 * gimple.c: ... here. New file.
4220 * tree-gimple.h: Removed. Merged into ...
4221 * gimple.h: ... here. New file.
4223 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
4224 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
4225 --enable-checking=gimple flag.
4226 * config.in: Likewise.
4227 * configure: Regenerated.
4229 * tree-ssa-operands.h: Tuplified.
4230 * tree-vrp.c: Likewise.
4231 * tree-loop-linear.c: Likewise.
4232 * tree-into-ssa.c: Likewise.
4233 * tree-ssa-loop-im.c: Likewise.
4234 * tree-dump.c: Likewise.
4235 * tree-complex.c: Likewise.
4236 * cgraphbuild.c: Likewise.
4237 * tree-ssa-threadupdate.c: Likewise.
4238 * tree-ssa-loop-niter.c: Likewise.
4239 * tree-pretty-print.c: Likewise.
4240 * tracer.c: Likewise.
4241 * gengtype.c: Likewise.
4242 * tree-loop-distribution.c: Likewise.
4243 * tree-ssa-loop-unswitch.c: Likewise.
4244 * cgraph.c: Likewise.
4245 * cgraph.h: Likewise.
4246 * tree-ssa-loop-manip.c: Likewise.
4247 * value-prof.c: Likewise.
4248 * tree-ssa-loop-ch.c: Likewise.
4249 * tree-tailcall.c: Likewise.
4250 * value-prof.h: Likewise.
4253 * tree-pass.h: Likewise.
4254 * ipa-cp.c: Likewise.
4255 * tree-scalar-evolution.c: Likewise.
4256 * tree-scalar-evolution.h: Likewise.
4257 * target.h: Likewise.
4258 * lambda-mat.c: Likewise.
4259 * tree-phinodes.c: Likewise.
4260 * diagnostic.h: Likewise.
4261 * builtins.c: Likewise.
4262 * tree-ssa-alias-warnings.c: Likewise.
4263 * cfghooks.c: Likewise.
4264 * fold-const.c: Likewise.
4265 * cfghooks.h: Likewise.
4266 * omp-low.c: Likewise.
4267 * tree-ssa-dse.c: Likewise.
4268 * ipa-reference.c: Likewise.
4269 * tree-ssa-uncprop.c: Likewise.
4270 * toplev.c: Likewise.
4271 * tree-gimple.c: Likewise.
4272 * tree-gimple.h: Likewise.
4273 * tree-chrec.c: Likewise.
4274 * tree-chrec.h: Likewise.
4275 * tree-ssa-sccvn.c: Likewise.
4276 * tree-ssa-sccvn.h: Likewise.
4277 * cgraphunit.c: Likewise.
4278 * tree-ssa-copyrename.c: Likewise.
4279 * tree-ssa-ccp.c: Likewise.
4280 * tree-ssa-loop-ivopts.c: Likewise.
4281 * tree-nomudflap.c: Likewise.
4282 * tree-call-cdce.c: Likewise.
4283 * ipa-pure-const.c: Likewise.
4284 * c-format.c: Likewise.
4285 * tree-stdarg.c: Likewise.
4286 * tree-ssa-math-opts.c: Likewise.
4287 * tree-ssa-dom.c: Likewise.
4288 * tree-nrv.c: Likewise.
4289 * tree-ssa-propagate.c: Likewise.
4290 * ipa-utils.c: Likewise.
4291 * tree-ssa-propagate.h: Likewise.
4292 * tree-ssa-alias.c: Likewise.
4293 * gimple-low.c: Likewise.
4294 * tree-ssa-sink.c: Likewise.
4295 * ipa-inline.c: Likewise.
4296 * c-semantics.c: Likewise.
4297 * dwarf2out.c: Likewise.
4299 * tree-ssa-loop-ivcanon.c: Likewise.
4300 * predict.c: Likewise.
4301 * tree-ssa-loop.c: Likewise.
4302 * tree-parloops.c: Likewise.
4303 * tree-ssa-address.c: Likewise.
4304 * tree-ssa-ifcombine.c: Likewise.
4305 * matrix-reorg.c: Likewise.
4306 * c-decl.c: Likewise.
4307 * tree-eh.c: Likewise.
4308 * c-pretty-print.c: Likewise.
4309 * lambda-trans.c: Likewise.
4310 * function.c: Likewise.
4311 * langhooks.c: Likewise.
4312 * ebitmap.h: Likewise.
4313 * tree-vectorizer.c: Likewise.
4314 * function.h: Likewise.
4315 * langhooks.h: Likewise.
4316 * tree-vectorizer.h: Likewise.
4317 * ipa-type-escape.c: Likewise.
4318 * ipa-type-escape.h: Likewise.
4319 * domwalk.c: Likewise.
4320 * tree-if-conv.c: Likewise.
4321 * profile.c: Likewise.
4322 * domwalk.h: Likewise.
4323 * tree-data-ref.c: Likewise.
4324 * tree-data-ref.h: Likewise.
4325 * tree-flow-inline.h: Likewise.
4326 * tree-affine.c: Likewise.
4327 * tree-vect-analyze.c: Likewise.
4328 * c-typeck.c: Likewise.
4329 * gimplify.c: Likewise.
4330 * coretypes.h: Likewise.
4331 * tree-ssa-phiopt.c: Likewise.
4332 * calls.c: Likewise.
4333 * tree-ssa-coalesce.c: Likewise.
4334 * tree.def: Likewise.
4335 * tree-dfa.c: Likewise.
4336 * except.c: Likewise.
4337 * except.h: Likewise.
4338 * cfgexpand.c: Likewise.
4339 * tree-cfgcleanup.c: Likewise.
4340 * tree-ssa-pre.c: Likewise.
4341 * tree-ssa-live.c: Likewise.
4342 * tree-sra.c: Likewise.
4343 * tree-ssa-live.h: Likewise.
4344 * tree-predcom.c: Likewise.
4345 * lambda.h: Likewise.
4346 * tree-mudflap.c: Likewise.
4347 * ipa-prop.c: Likewise.
4348 * print-tree.c: Likewise.
4349 * tree-ssa-copy.c: Likewise.
4350 * ipa-prop.h: Likewise.
4351 * tree-ssa-forwprop.c: Likewise.
4352 * ggc-page.c: Likewise.
4353 * c-omp.c: Likewise.
4354 * tree-ssa-dce.c: Likewise.
4355 * tree-vect-patterns.c: Likewise.
4356 * tree-ssa-ter.c: Likewise.
4357 * tree-nested.c: Likewise.
4358 * tree-ssa.c: Likewise.
4359 * lambda-code.c: Likewise.
4360 * tree-ssa-loop-prefetch.c: Likewise.
4361 * tree-inline.c: Likewise.
4362 * tree-inline.h: Likewise.
4363 * tree-iterator.c: Likewise.
4364 * tree-optimize.c: Likewise.
4365 * tree-ssa-phiprop.c: Likewise.
4366 * tree-vect-transform.c: Likewise.
4367 * tree-object-size.c: Likewise.
4368 * tree-outof-ssa.c: Likewise.
4369 * cfgloop.c: Likewise.
4370 * system.h: Likewise.
4371 * tree-profile.c: Likewise.
4372 * cfgloop.h: Likewise.
4373 * c-gimplify.c: Likewise.
4374 * c-common.c: Likewise.
4375 * tree-vect-generic.c: Likewise.
4376 * tree-flow.h: Likewise.
4377 * c-common.h: Likewise.
4378 * basic-block.h: Likewise.
4379 * tree-ssa-structalias.c: Likewise.
4380 * tree-switch-conversion.c: Likewise.
4381 * tree-ssa-structalias.h: Likewise.
4382 * tree-cfg.c: Likewise.
4383 * passes.c: Likewise.
4384 * ipa-struct-reorg.c: Likewise.
4385 * ipa-struct-reorg.h: Likewise.
4386 * tree-ssa-reassoc.c: Likewise.
4387 * cfgrtl.c: Likewise.
4388 * varpool.c: Likewise.
4390 * tree-ssanames.c: Likewise.
4391 * tree-ssa-threadedge.c: Likewise.
4392 * langhooks-def.h: Likewise.
4393 * tree-ssa-operands.c: Likewise.
4394 * config/alpha/alpha.c: Likewise.
4395 * config/frv/frv.c: Likewise.
4396 * config/s390/s390.c: Likewise.
4397 * config/m32c/m32c.c: Likewise.
4398 * config/m32c/m32c-protos.h: Likewise.
4399 * config/spu/spu.c: Likewise.
4400 * config/sparc/sparc.c: Likewise.
4401 * config/i386/i386.c: Likewise.
4402 * config/sh/sh.c: Likewise.
4403 * config/xtensa/xtensa.c: Likewise.
4404 * config/stormy16/stormy16.c: Likewise.
4405 * config/ia64/ia64.c: Likewise.
4406 * config/rs6000/rs6000.c: Likewise.
4407 * config/pa/pa.c: Likewise.
4408 * config/mips/mips.c: Likewise.
4410 2008-07-28 Simon Baldwin <simonb@google.com>
4412 * c-pragma.c (handle_pragma_message): New function.
4413 (init_pragma): Register handle_pragma_message.
4414 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
4417 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
4419 PR tree-optimization/35252
4420 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
4421 REALPART_EXPR to be considered as same load operation.
4423 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
4425 PR tree-optimization/36830
4426 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
4427 (expressions_equal_p): Return false if only one operand is null.
4429 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
4431 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
4432 version requirements.
4434 2008-07-26 Olivier Hainque <hainque@adacore.com>
4436 * collect2.c (symkind): New enum. Symbol kinds we care about.
4437 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
4438 code and head comment accordingly.
4439 (scan_prog_file): Use symkind names instead of bare integers.
4441 2008-07-25 Jan Hubicka <jh@suse.cz>
4443 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
4445 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
4446 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
4447 * dojump.c (clear_pending_stack_adjust): Likewise.
4448 * print-tree.c (print_node): Ignore DECL_INLINE.
4449 * tree-inline.c (inlinable_function_p): Likewise.
4451 2008-07-25 Michael Meissner <gnu@the-meissners.org>
4453 * doc/extend.texi (hot attribute): Document that the hot attribute
4454 turns on -O3 for some ports.
4455 (cold attribute): Document that the cold attribute turns on -Os
4458 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
4459 reflect function specific option support.
4461 * target.h (struct target_option_hooks): Add fields to say whether
4462 the cold attribute implies -Os and the hot attribute implies -O3.
4464 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
4465 By default, do not turn on -Os for cold functions.
4466 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
4467 not turn on -O3 for hot functions.
4469 * c-common.c (handle_hot_attribute): Use target hook to determine
4470 if hot functions should enable -O3.
4471 (handle_cold_attribute): Use target hook to determine if cold
4472 functions should enable -Os.
4474 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
4475 (override_options): Move disable scheduling to
4476 optimization_options.
4477 (optimization_options): Disable scheduling here, not
4479 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4480 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4482 * config/ia64/ia64.c (ia64_override_options): Move setting
4483 scheduling flags to ia64_optimization_options.
4484 (ia64_optimization_options): Disable scheduling options here, and
4485 not in ia64_override_options.
4486 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4487 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4489 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
4492 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
4494 2008-07-25 Martin Jambor <mjambor@suse.cz>
4496 PR tree-optimization/36926
4497 * ipa-prop.c (ipa_analyze_call_uses): Call
4498 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
4500 2008-07-25 Joseph Myers <joseph@codesourcery.com>
4502 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4503 movv2si_internal): Add mem = reg alternative.
4505 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
4508 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
4509 DEFAULT_PCC_STRUCT_RETURN to 127.
4511 2008-07-24 Jan Hubicka <jh@suse.cz>
4513 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
4514 (build_cgraph_edges): Likewise.
4515 * cgraph.c (cgraph_node): Do not update assembler hash.
4516 (cgraph_remove_node): Drop non-unit-at-a-time code.
4517 * tree-pass.h (pass_O0_always_inline): Remove.
4518 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
4519 * toplev.c (process_options): Flag unit-at-a-time does not imply
4521 * cgraphunit.c: Update comments.
4522 (decide_is_function_needed): Drop non-unit-at-a-time mode.
4523 (cgraph_assemble_pending_functions): Remove.
4524 (cgraph_reset_node): Drop non-unit-at-a-time code.
4525 (cgraph_finalize_function): Likewise.
4526 (cgraph_analyze_function): Likewise.
4527 (cgraph_finalize_compilation_unit): Likewise.
4528 (cgraph_expand_function): Likewise.
4529 (cgraph_optimize): Likesise.
4530 (save_inline_function_body): Likewise.
4531 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
4532 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
4533 * ipa-inline.c: Update comments.
4534 (enum inlining_mode): remove INLINE_SPEED.
4535 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
4536 (cgraph_mark_inline_edge): Likewise.
4537 (try_inline): Likewise.
4538 (cgraph_decide_inlining_incrementally): Likewise.
4539 (cgraph_gate_inlining): Remove.
4540 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
4541 (cgraph_gate_early_inlining): Likewise.
4542 (gate_inline_passes): Remove.
4543 (pass_inline_parameters, pass_ipa_inline): Remove gates.
4544 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
4545 pass_O0_always_inline): Remove.
4546 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
4547 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
4548 * opts.c (no_unit_at_a_time_default): Remove.
4549 (decode_options): Remove flag_unit_at_a_time reset and warning.
4550 * opts.h (no_unit_at_a_time_default): Remove.
4551 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
4552 early in GNU dialect.
4553 (merge_decls): Update comment; drop unit-at-a-time check.
4554 (finish_decl): Likewise.
4555 (grok_declaration): Remove flag_inline_trees code.
4556 (finish_functions): Return on function returning non-void on all
4558 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
4559 * cfgexpand.c (expand_one_static_var): Remove.
4560 (expand_one_var): Remove expand_one_static_var call.
4561 (expand_used_vars_for_block): Remove flag_unit_a_time check.
4562 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
4563 and flag_unit_at_a-time compatibility checks.
4564 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
4565 * tree-inline.c (flag_inline_trees): Remove.
4566 (inlinable_function_p): Don't check it.
4567 (expand_call_inline): Remove non-unit-at-a-time code.
4568 * tree-inline.h (flag_inline_trees): Remove.
4569 * tree-optimize.c (execute_early_local_optimizations): Remove
4570 unit-at-a-time checks.
4571 (tree_rest_of_compilation): Likewise.
4572 * combine.c (setup_incoming_promotions): Likewise.
4573 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
4574 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
4575 * passes.c (pass_inline_parameters): Update comments; remove
4576 O0_alwaysinline pass.
4577 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
4578 (execute_one_pass): Likewise.
4579 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
4580 (ix86_function_sseregparm): Likewise.
4581 * arm.c (arm_function_in_section_p): Likewise.
4582 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
4583 * varpool.c: Update comments.
4584 (decide_is_variable_needed): Remove unit-at-a-time checks.
4585 (varpool_finalize_decl): Likewise.
4587 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
4589 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
4591 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
4593 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
4595 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
4596 imp symbol extension.
4598 2008-07-23 Ian Lance Taylor <iant@google.com>
4600 * tree-vrp.c (infer_value_range): Ignore asm statements when
4601 looking for memory accesses for -fdelete-null-pointer-checks.
4603 2008-07-24 Ben Elliston <bje@au.ibm.com>
4605 * config/spu/spu-c.c (__vector_keyword): New variable.
4606 (vector_keyword): Likewise.
4607 (spu_categorize_keyword): New function.
4608 (spu_macro_to_expand): Likewise.
4609 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
4610 compiling an ISO C dialect.
4612 2008-07-24 Ben Elliston <bje@au.ibm.com>
4614 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
4617 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4619 * configure: Regenerate.
4620 * configure.ac: Require texinfo 4.7.
4621 * doc/install.texi: Document texinfo 4.7 requirement.
4623 2008-07-23 Martin Jambor <mjambor@suse.cz>
4625 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
4626 rather than for DECL_SAVED_TREE.
4627 * ipa-prop.c: Include diagnostic.h.
4628 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
4630 (ipa_detect_param_modifications): Function rewritten from scratch.
4631 (ipa_compute_jump_functions): Changed accesses to modification flags.
4632 (ipa_free_node_params_substructures): Update flags destruction.
4633 (ipa_node_duplication_hook): Update flags duplication.
4634 (ipa_print_all_params_modified): Updated flag access.
4635 * ipa-prop.h (struct ipa_param_flags): New structure.
4636 (struct ipa_node_params): New field modification_analysis_done,
4637 modified_flags changed into param_flags.
4638 (ipa_is_ith_param_modified): Changed to use new flags.
4639 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
4641 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
4642 ipa-cp.c and split into two functions.
4643 (ipa_print_node_jump_functions): New function.
4644 (compute_scalar_jump_functions): New function.
4645 (type_like_member_ptr_p): New function.
4646 (compute_pass_through_member_ptrs): New function.
4647 (fill_member_ptr_cst_jump_function): New function.
4648 (determine_cst_member_ptr): New function.
4649 (compute_cst_member_ptr_arguments): New function.
4650 (ipa_compute_jump_functions): Complete rewrite.
4651 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
4652 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
4653 (struct ipa_member_ptr_cst): New structure.
4654 (union jump_func_value): New field member_cst.
4655 * ipa-cp.c (ipcp_lat_is_insertable): New function.
4656 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
4657 jump function types.
4658 (ipcp_print_all_lattices): Slight fprintf rearrangement.
4659 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
4660 instead of ipcp_print_all_jump_functions.
4661 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
4662 only for replacable scalars.
4664 * doc/invoke.texi (Optimize options): Add description of
4665 -findirect-inlining.
4666 * common.opt (flag_indirect_inlining): New flag.
4667 * opts.c (decode_options): Set flag_indirect_inlining when
4670 * ipa-inline.c: Include ipa-prop.h.
4671 (inline_indirect_intraprocedural_analysis): New function.
4672 (inline_generate_summary): Allocate parameter and argument info
4673 structures, call inline_indirect_intraprocedural_analysis on each
4674 node when doing indirect inlining and deallocate indirect inlining
4675 data structures in the end.
4676 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
4677 (free_all_ipa_structures_after_iinln): New function.
4678 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
4680 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
4682 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
4683 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
4684 of computing the frequency separately.
4685 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
4686 of computing the frequency separately.
4687 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
4688 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
4689 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
4690 (ipa_get_stmt_member_ptr_load_param): New function.
4691 (ipa_is_ssa_with_stmt_def): New function.
4692 (ipa_note_param_call): New function.
4693 (ipa_analyze_call_uses): New function.
4694 (ipa_analyze_stmt_uses): New function.
4695 (ipa_analyze_params_uses): New function.
4696 (ipa_free_node_params_substructures): Also free the param_calls linked
4698 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
4699 (ipa_print_node_param_flags): New function.
4700 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
4701 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
4702 * ipa-prop.h (struct ipa_param_flags): New field called.
4703 (struct ipa_param_call_note): New structure.
4704 (struct ipa_node_params): New fields param_calls and
4706 (ipa_is_ith_param_called): New function.
4707 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4708 ipa_analyze_params_uses and dump parameter flags.
4710 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
4711 ipa_propagate_indirect_call_infos if performing indirect inlining,
4712 pass a new parameter new_edges to it.
4713 (add_new_edges_to_heap): New fucntion.
4714 (cgraph_decide_inlining_of_small_functions): New vector
4715 new_indirect_edges for newly found indirect edges , call
4716 ipa_propagate_indirect_call_infos after inlining.
4717 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
4718 inlining if performing indirect inlining. Call
4719 free_all_ipa_structures_after_iinln when doing so too.
4720 (inline_generate_summary): Do not call
4721 free_all_ipa_structures_after_iinln here.
4722 * ipa-prop.c (update_jump_functions_after_inlining): New function.
4723 (print_edge_addition_message): New function.
4724 (update_call_notes_after_inlining): New function.
4725 (propagate_info_to_inlined_callees): New function.
4726 (ipa_propagate_indirect_call_infos): New function.
4727 * ipa-prop.h: Include cgraph.h
4728 (struct ipa_param_call_note): Fields reordered, new field processed.
4729 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
4731 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
4732 rediscovered call statements.
4733 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
4734 (dump_cgraph_node): Dump also the indirect_call flag.
4735 (cgraph_clone_edge): Copy also the indirect_call flag.
4736 * tree-inline.c (copy_bb): Do not check for fndecls from call
4737 expressions, check for edge availability when moving clones.
4738 (get_indirect_callee_fndecl): New function.
4739 (expand_call_inline): If callee declaration is not apprent from
4740 the statement, try calling get_indirect_callee_fndecl. Do not
4741 issue warnings or call sorry when not inlinings an indirect edge.
4742 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
4744 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
4745 bit more frandly to matching.
4746 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
4747 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
4748 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
4750 2008-07-23 Michael Meissner <gnu@the-meissners.org>
4753 * opth-gen.awk: Suppress function specific features when building
4755 * optc-gen.awk: Ditto.
4757 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4760 * diagnostic.c (pedwarn): Add opt parameter.
4762 * c-tree.h (pedwarn_init): Add opt parameter.
4763 (pedwarn_c90): Likewise.
4764 (pedwarn_c99): Likewise.
4765 * c-errors.c (pedwarn_c99): Likewise.
4766 (pedwarn_c90): Likewise.
4767 * toplev.h (pedwarn): Update declaration.
4768 (pedwarn0): Declare.
4769 * c-lex.c: All calls to pedwarn changed.
4770 * builtins.c: All calls to pedwarn changed.
4771 * toplev.c: All calls to pedwarn changed.
4772 * c-decl.c: All calls to pedwarn changed.
4773 * c-typeck.c: All calls to pedwarn changed.
4774 * c-common.c: All calls to pedwarn changed.
4775 * c-parser.c: All calls to pedwarn changed.
4777 2008-07-23 Michael Meissner <gnu@the-meissners.org>
4778 Karthik Kumar <karthikkumar@gmail.com>
4780 * attribs.c (file scope): Include c-common.h.
4781 (decl_attributes): Add support for #pragma GCC optimize and
4784 * targhooks.c (default_can_inline_p): New function that is the
4785 default for the TARGET_CAN_INLINE_P target hook.
4787 * targhooks.h (default_can_inline_p): Add declaration.
4789 * tree.c (cl_optimization_node): New static tree for building
4790 OPTIMIZATION_NODE tree.
4791 (cl_target_option_node): New static tree for building
4792 TARGET_OPTION_NODE tree.
4793 (cl_option_hash_table): New hash table for hashing
4794 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
4795 (cl_option_hash_hash): New function to provide the hash value for
4796 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
4797 (cl_option_hash_eq): New function to provide an equality test for
4798 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
4799 (tree_code_size): Add support for OPTIMIZATION_NODE and
4800 TARGET_OPTION_NODE trees.
4801 (tree_code_structure): Add support for OPTIMIZATION_NODE and
4802 TARGET_OPTION_NODE trees.
4803 (build_optimization_node): Build a tree that has all of the
4804 current optimization options.
4805 (build_target_option_node): Build a tree that has the target
4806 options that might be changed on a per function basis.
4808 * tree.h (file scope): Include options.h.
4809 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
4810 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
4811 (TREE_OPTIMIZATION): Ditto.
4812 (TREE_TARGET_SPECIFIC): Ditto.
4813 (struct tree_function_decl): Add fields for remembering the
4814 current optimization options and target specific options.
4815 (struct tree_optimization_option): New tree variant that remembers
4816 the optimization options.
4817 (struct tree_target_option): New tree variant that remembers the
4818 target specific flags that might change for compiling a particular
4820 (union tree_node): Include tree_optimization_option and
4821 tree_target_option fields.
4822 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
4823 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
4824 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
4825 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
4826 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
4827 optimization and target options.
4828 (optimization_default_node): New macro to refer to global_trees
4830 (optimization_current_node): Ditto.
4831 (optimization_cold_node): Ditto.
4832 (optimization_hot_node): Ditto.
4833 (target_option_default_node): Ditto.
4834 (target_option_current_node): Ditto.
4835 (current_option_pragma): Ditto.
4836 (current_optimize_pragma): Ditto.
4838 * target.h (struct gcc_target): Add valid_option_attribute_p,
4839 target_option_save, target_option_restore, target_option_print,
4840 target_option_pragma_parse, and can_inline_p hooks.
4842 * toplev.h (parse_optimize_options): Add declaration.
4843 (fast_math_flags_struct_set_p): Ditto.
4845 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
4846 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
4849 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
4850 tree_can_inline_p hook to see if one function can inline another.
4851 (cgraph_decide_inlining): Ditto.
4852 (cgraph_decide_inlining_incrementally): Ditto.
4854 * opts.c (decode_options): Add support for running multiple times
4855 to allow functions with different target or optimization options
4856 than was specified on the command line.
4857 (fast_math_flags_struct_set_p): New function that is similar to
4858 fast_math_flags_set_p, except it uses the values in the
4859 cl_optimization structure instead of global variables.
4861 * optc-gen.awk: Add support for TargetSave to allow a back end to
4862 declare new fields that need to be saved when using function
4863 specific options. Include flags.h and target.h in the options.c
4864 source. Add support for Save to indicate which options can be set
4865 for individual functions. Generate cl_optimize_save,
4866 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
4867 cl_target_option_restore, cl_target_option_print functions to
4868 allow functions to use different optimization or target options.
4870 * opt-functions.awk (var_type_struct): Return the type used for
4871 storing the field in a structure.
4873 * opth-gen.awk: Add support for TargetSave to allow a back end to
4874 declare new fields that need to be saved when using function
4875 specific options. Add support for Save to indicate which options
4876 can be set for individual functions. Only generate one extern for
4877 Mask fields. Generate cl_optimization and cl_target_option
4878 structures to remember optimization and target options.
4880 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
4881 collecting new tree nodes.
4882 (TS_TARGET_OPTION): Ditto.
4884 * c-decl.c (merge_decls): Merge function specific target and
4885 optimization options.
4887 * function.c (invoke_set_current_function_hook): If the function
4888 uses different optimization options, change the global variables
4891 * coretypes.h (struct cl_optimization): Add forward reference.
4892 (struct cl_target_option): Ditto.
4894 * c-pragma.c (option_stack): New static vector to remember the
4895 current #pragma GCC option stack.
4896 (handle_pragma_option): New function to support #pragma GCC option
4897 to change target options.
4898 (optimize_stack): New static vector to remember the current
4899 #pragma GCC optimize stack.
4900 (handle_pragma_optimize): New function to support #pragma GCC
4901 optimize to change optimization options.
4902 (init_pragma): Add support for #pragma GCC optimize and #pragma
4905 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
4906 optimization options.
4907 (TARGET_OPTION_NODE): New tree code for remembering certain target
4910 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
4911 TARGET_OPTION_NODE trees.
4913 * common.opt (-O): Add Optimization flag.
4915 (-fmath-errno): Ditto.
4916 (-falign-functions): Add UInteger flag to make sure flag gets full
4917 int in cl_optimization structure.
4918 (-falign-jumps): Ditto.
4919 (-falign-labels): Ditto.
4920 (-falign-loops): Ditto.
4921 (-fsched-stalled-insns): Ditto.
4922 (-fsched-stalled-insns-dep): Ditto.
4924 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
4926 (TARGET_OPTION_SAVE): Ditto.
4927 (TARGET_OPTION_RESTORE): Ditto.
4928 (TARGET_OPTION_PRINT): Ditto.
4929 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
4930 (TARGET_CAN_INLINE_P): Ditto.
4931 (TARGET_INITIALIZER): Add new hooks.
4933 * tree-inline.c (tree_can_inline_p): New function to determine
4934 whether one function can inline another. Check if the functions
4935 use compatible optimization options, and also call the backend
4938 * tree-inline.h (tree_can_inline_p): Add declaration.
4940 * c-common.c (c_common_attribute): Add support for option and
4941 optimize attributes.
4942 (handle_option_attribute): Add support for the option attribute to
4943 allow the user to specify different target options for compiling a
4945 (handle_optimize_attribute): Add support for the optimize
4946 attribute to allow the user to specify different optimization
4947 options for compiling a specific function.
4948 (handle_hot_attribute): Turn on -O3 optimization for this one
4949 function if it isn't the default optimization level.
4950 (handle_cold_attribute): Turn on -Os optimization for this one
4951 function if it insn't the default optimization.
4952 (const_char_p): New const char * typedef.
4953 (optimize_args): New static vector to remember the optimization
4955 (parse_optimize_options): New function to set up the optimization
4956 arguments from either the optimize attribute or #pragma GCC optimize.
4958 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
4959 (builtin_define_std): Ditto.
4961 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
4962 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
4963 (x86_64-*-*): Ditto.
4965 * Makefile.in (TREE_H): Add options.h.
4966 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
4968 * doc/extend.texi (option attribute): Document new attribute.
4969 (optimize attribute): Ditto.
4970 (hot attribute): Document hot attribute sets -O3.
4971 (cold attribute): Document cold attribute sets -Os.
4972 (#pragma GCC option): Document new pragma.
4973 (#pragma GCC optimize): Ditto.
4975 * doc/options.texi (TargetSave): Document TargetSave syntax.
4976 (UInteger): Document UInteger must be used for certain flags.
4977 (Save): Document Save option to create target specific options
4978 that can be saved/restored on a function specific context.
4980 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
4981 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
4983 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
4984 (TARGET_OPTION_SAVE): Ditto.
4985 (TARGET_OPTION_RESTORE): Ditto.
4986 (TARGET_OPTION_PRINT): Ditto.
4987 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
4988 (TARGET_CAN_INLINE_P): Ditto.
4990 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
4992 (-mfpmath=both): Ditto.
4994 2008-07-23 Michael Meissner <gnu@the-meissners.org>
4995 Karthik Kumar <karthikkumar@gmail.com>
4997 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
4998 (TARGET_POPCNT): Ditto.
4999 (TARGET_SAHF): Ditto.
5000 (TARGET_AES): Ditto.
5001 (TARGET_PCLMUL): Ditto.
5002 (TARGET_CMPXCHG16B): Ditto.
5003 (TARGET_RECIP): Move switch into target_flags.
5004 (TARGET_FUSED_MADD): Ditto.
5005 (ix86_arch_features): Make an unsigned char type.
5006 (ix86_tune_features): Ditto.
5007 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
5008 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
5009 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
5011 * config/i386/i386.opt (arch): New TargetSave field to define
5012 fields that need to be saved for function specific option support.
5015 (branch_cost): Ditto.
5016 (ix86_isa_flags_explicit): Ditto.
5017 (tune_defaulted): Ditto.
5018 (arch_specified): Ditto.
5019 (-m128-long-double): Add Save flag to save option for target
5020 specific option support.
5022 (-maccumulate-outgoing-args): Ditto.
5023 (-malign-double): Ditto.
5024 (-malign-stringops): Ditto.
5025 (-mfancy-math-387): Ditto.
5026 (-mhard-float): Ditto.
5028 (-minline-all-stringops): Ditto.
5029 (-minline-stringops-dynamically): Ditto.
5030 (-mms-bitfields): Ditto.
5031 (-mno-align-stringops): Ditto.
5032 (-mno-fancy-math-387): Ditto.
5033 (-mno-push-args): Ditto.
5034 (-mno-red-zone): Ditto.
5035 (-mpush-args): Ditto.
5036 (-mred-zone): Ditto.
5038 (-msseregparm): Ditto.
5039 (-mstack-arg-probe): Ditto.
5054 (-mrecip): Move flag into target_flags.
5056 (-mno-fused-madd): Ditto.
5057 (-mfused-madd): Ditto.
5058 (-mabm): Move flag into ix86_isa_flags.
5065 * config/i386/i386-c.c: New file for #pragma support.
5066 (ix86_target_macros_internal): New function to #define or #undef
5067 target macros based when the user uses the #pragma GCC option to
5068 change target options.
5069 (ix86_pragma_option_parse): New function to add #pragma GCC option
5071 (ix86_target_macros): Move defining the target macros here from
5072 TARGET_CPU_CPP_BUILTINS in i386.h.
5073 (ix86_register_pragmas): Register the #pragma GCC option hook. If
5074 defined, initialize any subtarget #pragmas.
5076 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
5077 REGISTER_TARGET_PRAGMAS.
5079 * config/i386/t-i386: New file for x86 dependencies.
5080 (i386.o): Make dependencies mirror the include files used.
5081 (i386-c.o): New file, add dependencies.
5083 * config/i386/i386-protos.h (override_options): Add bool argument.
5084 (ix86_valid_option_attribute_tree): Add declaration.
5085 (ix86_target_macros): Ditto.
5086 (ix86_register_macros): Ditto.
5088 * config/i386/i386.c (ix86_tune_features): Move initialization of
5089 the target masks to initial_ix86_tune_features to allow functions
5090 to have different target options. Make type unsigned char,
5091 instead of unsigned int.
5092 (initial_ix86_tune_features): New static vector to hold processor
5093 masks for the tune variables.
5094 (ix86_arch_features): Move initialization of the target masks to
5095 initial_ix86_arch_features to allow functions to have different
5096 target options. Make type unsigned char, instead of unsigned int.
5097 (initial_ix86_arch_features): New static vector to hold processor
5098 masks for the arch variables.
5099 (enum ix86_function_specific_strings): New enum to describe the
5100 string options used for attribute((option(...))).
5101 (ix86_target_string): New function to return a string that
5102 describes the target options.
5103 (ix86_debug_options): New function to print the current options in
5105 (ix86_function_specific_save): New function hook to save the
5106 function specific global variables in the cl_target_option structure.
5107 (ix86_function_specific_restore): New function hook to restore the
5108 function specific variables from the cl_target_option structure to
5109 the global variables.
5110 (ix86_function_specific_print): New function hook to print the
5111 target specific options in the cl_target_option structure.
5112 (ix86_valid_option_attribute_p): New function hook to validate
5113 attribute((option(...))) arguments.
5114 (ix86_valid_option_attribute_tree): New function that is common
5115 code between attribute((option(...))) and #pragma GCC option
5116 support that parses the options and returns a tree holding the options.
5117 (ix86_valid_option_attribute_inner_p): New helper function for
5118 ix86_valid_option_attribute_tree.
5119 (ix86_can_inline_p): New function hook to decide if one function
5120 can inline another on a target specific basis.
5121 (ix86_set_current_function); New function hook to switch target
5122 options if the user used attribute((option(...))) or #pragma GCC
5124 (ix86_tune_defaulted): Move to static file scope from
5126 (ix86_arch_specified): Ditto.
5127 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
5129 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
5130 (OPTION_MASK_ISA_ABM_SET): Ditto.
5131 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
5132 (OPTION_MASK_ISA_CX16_SET): Ditto.
5133 (OPTION_MASK_ISA_SAHF_SET): Ditto.
5134 (OPTION_MASK_ISA_AES_UNSET): Ditto.
5135 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
5136 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
5137 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
5138 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
5139 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
5140 (struct ptt): Move to static file scope from override_options.
5141 (processor_target_table): Ditto.
5143 (ix86_handle_option): Add support for options that are now isa options.
5144 (override_options): Add support for declaring functions that
5145 support different target options than were specified on the
5146 command line. Move struct ptt, processor_target_table, cpu_names,
5147 ix86_tune_defaulted, ix86_arch_specified to static file scope.
5148 Add bool argument. Fix up error messages so the appropriate error
5149 is given for either command line or attribute.
5150 (ix86_previous_fndecl): New static to remember previous function
5151 declaration to see if we need to change target options.
5152 (ix86_builtins_isa): New array to record the ISA of each builtin
5154 (def_builtin): Always create the builtin function, even if the
5155 current ISA doesn't support it.
5156 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
5157 tests for those builtins.
5158 (ix86_init_builtins): Remove TARGET_MMX test for calling
5159 ix86_init_mmx_sse_builtins.
5160 (ix86_expand_builtin): If the current ISA doesn't support a given
5161 builtin, signal an error.
5162 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
5163 (TARGET_SET_CURRENT_FUNCTION): Ditto.
5164 (TARGET_OPTION_SAVE): Ditto.
5165 (TARGET_OPTION_RESTORE): Ditto.
5166 (TARGET_OPTION_PRINT): Ditto.
5167 (TARGET_CAN_INLINE_P): Ditto.
5169 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
5171 * c-typeck.c (build_external_ref): Don't call assemble_external.
5172 * final.c (output_operand): Call assemble_external.
5174 2008-07-21 DJ Delorie <dj@redhat.com>
5176 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
5177 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
5179 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5181 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
5182 original insn and splitter contents into ...
5183 ("*div<mode>3_fast"): ... this new pattern. Enable only if
5184 flag_unsafe_math_optimizations. Add dummy scratch register.
5185 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
5186 !flag_unsafe_math_optimizations. Returns number with next
5187 highest magnitude if this is still less or equal to the true
5188 quotient in magnitude.
5190 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
5192 * Makefile.in: Replace toplev.h with TOPLEV_H.
5193 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
5194 * c-lex.c (fe_file_change): Don't set in_system_header.
5195 * c-parser.c (c_token): Remove in_system_header.
5196 (c_lex_one_token): Don't set in_system_header.
5197 (c_parser_set_source_position_from_token): Don't set in_system_header.
5198 * diagnostic.c (diagnostic_report_diagnostic): Use location from
5201 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
5202 * flags.h (in_system_header): Remove.
5203 * function.c (saved_in_system_header): Remove.
5204 (push_cfun): Don't set in_system_header.
5205 (pop_cfun): Don't set in_system_header.
5206 (push_struct_function): Don't set in_system_header.
5207 * input.h (expanded_location): Add sysp.
5208 (in_system_header_at): New.
5209 (in_system_header): New.
5210 * toplev.c (in_system_header): Remove.
5211 * toplev.h: Include input.h
5213 * tree-cfg.c (execute_warn_function_return): Call warning_at.
5214 * tree-ssa.c (warn_uninit): Call warning_at.
5215 (warn_uninitialized_var): Update calls to warn_uninit.
5216 (warn_uninitialized_phi): Update calls to warn_uninit.
5217 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
5218 (expand_location): Initialize xloc.sysp.
5219 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
5220 (tree_decl_with_vis): Remove in_system_header_flag.
5222 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
5225 * recog.c (asm_operand_ok): Change the order of the extra
5226 memory constraint checks.
5228 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5231 * tree-switch-conversion.c (build_one_array): Call
5232 varpool_mark_needed_node and varpool_finalize_decl
5233 instead of assemble_variable.
5235 2008-07-19 Jan Hubicka <jh@suse.cz>
5237 * cgraph.c (cgraph_add_new_function): Do early local passes.
5238 * tree-nrv.c (gate_pass_return_slot): New gate.
5239 (pass_nrv): Add the gate.
5240 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
5242 (coalesce_ssa_name): Coalesce SSA names.
5243 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
5244 not optimizing so unused user vars remains visible.
5245 * common.opt (flag_tree_ter): Always enable by default.
5246 * tree-ssa-ter.c: Include flags.h
5247 (is_replaceable_p): Check that locations match; when aliasing is missing
5248 be conservative about loads.
5249 * tree-optimize.c (gate_init_datastructures): Remove.
5250 (pass_init_datastructures): New.
5251 * passes.c: Reorder passes so we always go into SSA.
5253 2008-07-19 Jan Hubicka <jh@suse.cz>
5255 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
5256 * doc/invoke.texi (--combine): Likewise.
5257 (-finline-functions-called-once): Update levels when enabled.
5258 (-funit-at-a-time): Document new behaviour.
5259 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
5260 -fno-section-anchors when disabled explicitly.
5261 (inline params): They are not ignored now.
5262 (precompiled headers): Remove unit-at-a-time as being incompatible.
5263 * opts.c (decode_options): Handle unit-at-a-time as alias;
5264 imply -fno-section-anchors when toplevel reorder is disabled
5266 * common.opt (ftoplevel-reorder): Set default value to 2.
5267 (funit-at-a-time): Set default value to 1.
5268 * config/rs6000/rs6000.c (optimization_options): Set section anchors
5271 2008-07-19 Jan Hubicka <jh@suse.cz>
5273 * builtins.c (expand_builtin_int_roundingfn,
5274 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
5277 2008-07-19 Richard Guenther <rguenther@suse.de>
5280 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
5281 * tree-ssa-sccvn.c (get_constant_value_id): New function.
5282 * tree-ssa-pre.c (get_expr_value_id): For newly created
5283 constant value-ids make sure to add the expression to its
5286 2008-07-19 Jakub Jelinek <jakub@redhat.com>
5289 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
5290 return value of the builtin is ignored.
5292 2008-07-19 Olivier Hainque <hainque@adacore.com>
5294 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
5295 bits, a C conformant malloc implementation has to provide.
5296 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
5298 2008-07-19 Joseph Myers <joseph@codesourcery.com>
5302 * reload.c (find_reloads_subreg_address): Only reload address if
5303 reloaded == 0, not for reloaded != 1.
5306 2008-07-16 Joseph Myers <joseph@codesourcery.com>
5307 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
5308 (m32c_legitimate_address_p): Handle "++rii" addresses created by
5309 m32c_legitimize_reload_address.
5311 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5312 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
5313 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
5315 2008-07-19 Olivier Hainque <hainque@adacore.com>
5317 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
5318 argument, saying whether nested array are to be collapsed
5319 into a single array type DIE with multiple subscripts.
5320 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
5321 issues, centralize the nested array types collapsing control and
5322 disable the transformation for Ada.
5324 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
5327 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
5329 (x86_64_shift_adj_2): New expander.
5330 (x86_64_shift_adj_3): Ditto.
5331 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
5332 to split TImode operands.
5333 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
5334 (ix86_split_lshr): Ditto.
5336 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
5338 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
5339 and __CHAR32_TYPE__.
5340 * c-typeck.c (digest_init): Support char16_t and char32_t.
5341 (set_nonincremental_init_from_string): Idem.
5343 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
5346 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
5347 PREFERRED_STACK_BOUNDARY.
5348 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5350 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
5353 * function.c (locate_and_pad_parm): Cap boundary earlier.
5355 2008-07-17 Julian Brown <julian@codesourcery.com>
5357 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
5358 no-op for targets which don't use DLLs.
5360 2008-07-17 Martin Jambor <mjambor@suse.cz>
5362 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
5363 that nodes are relevant by examining the node->analyzed flag.
5364 (ipcp_init_stage): Check which nodes are relevant, assert that the
5365 relevant ones are also required.
5366 (ipcp_propagate_stage): Check on the side arrays are properly
5368 (ipcp_print_all_jump_functions): Make sure not to touch any node
5369 that is not analyzed or an edge that does not have a corresponding
5370 entry in the on-the-side vectors.
5371 (ipcp_function_scale_print): Likewise.
5372 (ipcp_update_callgraph): Check that the node is relevant.
5373 (ipcp_insert_stage): Check that the node is relevant. Check there is
5374 an info for every node and edge.
5375 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
5376 (ipa_print_all_tree_maps): Likewise and a new variable info.
5377 (ipa_print_all_params_modified): Likewise.
5378 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
5380 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
5383 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
5385 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
5387 PR rtl-optimization/36753
5388 * fwprop.c (use_killed_between): Don't shortcut
5389 single-definition global registers.
5391 2008-07-16 Jan Hubicka <jh@suse.cz>
5393 * cgraph.h (varpool_empty_needed_queue): Declare.
5394 * cgraphunit.c (output_in_order): Mark all variables as needed;
5396 * varpool.c (varpool_assemble_node): Update debug queue.
5397 (varpool_assemble_pending_decls): Don't do it here.
5398 (varpool_empty_needed_queue): New function.
5400 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5402 * recog.c (peephole2_optimize): Fix formatting.
5404 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5406 * c-pch.c (get_ident): Avoid C++ keywords.
5407 * combine-stack-adj.c (single_set_for_csa): Likewise.
5408 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
5409 output_asm_insn): Likewise.
5410 * reload.c (push_secondary_reload, find_reusable_reload,
5411 push_reload, combine_reloads, find_reloads,
5412 debug_reload_to_stream): Likewise.
5413 * reload.h (struct reload): Likewise.
5414 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
5415 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
5416 emit_output_reload_insns): Likewise.
5417 * targhooks.c (default_secondary_reload): Likewise.
5418 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
5420 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5422 * recog.c (validate_change_1, validate_change,
5423 validate_unshare_change, validate_replace_rtx_1, struct
5424 funny_match, constrain_operands, peephole2_optimize): Avoid C++
5426 * reload.c (push_secondary_reload, secondary_reload_class,
5427 scratch_reload_class, find_valid_class, find_reusable_reload,
5428 push_reload, find_dummy_reload, find_reloads_address_1,
5429 find_reloads_address_part, find_equiv_reg): Likewise.
5430 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
5431 choose_reload_regs): Likewise.
5432 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
5434 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
5435 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5436 * sched-rgn.c (concat_INSN_LIST): Likewise.
5437 * stor-layout.c (mode_for_size, mode_for_size_tree,
5438 smallest_mode_for_size): Likewise.
5440 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5442 * cfg.c (dump_reg_info): Avoid C++ keywords.
5443 * dwarf2asm.c (dw2_force_const_mem,
5444 dw2_asm_output_encoded_addr_rtx): Likewise.
5445 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
5446 * expmed.c (expand_shift): Likewise.
5447 * global.c (find_reg): Likewise.
5448 * graph.c (draw_edge): Likewise.
5449 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
5450 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
5451 widen_clz, widen_bswap, expand_parity, expand_unop,
5452 emit_cmp_and_jump_insn_1): Likewise.
5453 * postreload.c (reload_cse_simplify_operands): Likewise.
5454 * ra.h (add_neighbor): Likewise.
5455 * reg-stack.c (remove_regno_note, change_stack): Likewise.
5456 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
5457 record_reg_classes, copy_cost, record_address_regs,
5458 invalid_mode_change_p): Likewise.
5459 * regrename.c (regrename_optimize, scan_rtx_reg,
5460 dump_def_use_chain, find_oldest_value_reg,
5461 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
5463 2008-07-16 David Edelsohn <edelsohn@gnu.org>
5465 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
5466 MASK_POWERPC64 for power4 in previous commit.
5468 2008-07-16 Olivier Hainque <hainque@adacore.com>
5470 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
5471 instead of bare conversion to cast const-ness away.
5473 2008-07-16 Anatoly Sokolov <aesok@post.ru>
5475 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
5476 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
5477 * config/xtensa/xtensa.c (xtensa_function_value): New function.
5478 (TARGET_FUNCTION_VALUE): Define.
5480 2008-07-16 David Edelsohn <edelsohn@gnu.org>
5482 * config/rs6000/rs6000.c (processor_target_table): Add
5483 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
5485 2008-07-16 Joseph Myers <joseph@codesourcery.com>
5488 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
5489 (m32c_legitimate_address_p): Handle "++rii" addresses created by
5490 m32c_legitimize_reload_address.
5492 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
5494 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
5495 DECL_IN_SYSTEM_HEADER in sync.
5497 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
5499 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
5500 * tree-ssa-pre.c (pre_expr_eq): Ditto
5501 (get_constant_for_value_id): Take a type as an argument.
5502 (fully_constant_expression): Pass in type.
5503 (find_or_generate_expression): Short circuit constant case.
5504 (create_expression_by_pieces): Remove special casing of
5506 (do_regular_insertion): Short circuit constant case.
5507 (do_partial_partial_insertion): Ditto.
5509 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5512 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
5514 2008-07-15 Bob Wilson <bob.wilson@acm.org>
5516 * config/xtensa/libgcc-xtensa.ver: New file.
5517 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
5519 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5521 * df-problems.c (df_set_note): Avoid C++ keywords.
5522 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
5523 * dse.c (record_store, remove_useless_values): Likewise.
5524 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
5525 gen_reg_rtx_offset, operand_subword, change_address_1,
5526 change_address, adjust_address_1, offset_address,
5527 widen_memory_access, emit_copy_of_insn_after): Likewise.
5528 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
5529 * fwprop.c (should_replace_address, propagate_rtx_1,
5530 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
5532 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
5533 gcse_emit_move_after, update_ld_motion_stores): Likewise.
5534 * lcm.c (compute_insert_delete, pre_edge_lcm,
5535 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
5536 * lower-subreg.c (resolve_reg_notes): Likewise.
5537 * mode-switching.c (optimize_mode_switching): Likewise.
5539 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5541 * bt-load.c (add_btr_def, migrate_btr_def,
5542 branch_target_load_optimize): Avoid C++ keywords.
5543 * caller-save.c (insert_restore, insert_save, insert_one_insn):
5545 * combine.c (subst, simplify_set, make_extraction,
5546 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
5547 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
5548 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
5550 2008-07-15 Richard Guenther <rguenther@suse.de>
5553 * c-common.c (strict_aliasing_warning): Do not warn for
5554 TYPE_REF_CAN_ALIAS_ALL pointers.
5555 (c_common_get_alias_set): may_alias types are not special.
5556 * tree.c (build_pointer_type_for_mode): Look up the may_alias
5557 attribute and set can_ref_all accordingly.
5558 (build_reference_type_for_mode): Likewise.
5559 * doc/extend.texi (may_alias): Clarify.
5561 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5564 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
5565 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
5567 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5570 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
5571 gcc_assert, instead call output_operand_lossage.
5573 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
5575 * builtins.c (std_canonical_va_list): Treat structure based
5578 2008-07-15 Ben Elliston <bje@au.ibm.com>
5580 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
5582 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
5584 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
5587 2008-07-14 Jan Hubicka <jh@suse.cz>
5589 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
5590 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
5591 fix predicates and constraints.
5592 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
5593 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
5595 2008-07-14 Doug Kwan <dougkwan@google.com>
5597 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
5598 additional option file arm/eabi.opt.
5599 * config/arm/eabi.h (File): New configuration file for EABI targets.
5600 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
5601 SUBSUBTARGET_EXTRA_SPECS.
5602 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
5603 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
5604 from STARTFILE_SPEC so that it can be referenced in an override.
5605 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
5606 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
5607 can be referenced in an override.
5608 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
5609 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
5610 so that it can be referenced in an override.
5611 (LINK_SPEC): Use BPABI_LINK_SPEC.
5612 * config/arm/eabi.opt (File): New.
5614 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5616 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
5617 (FIXED_VALUE_H): New variable.
5618 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
5619 input.h, fixed-value.h.
5620 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
5621 (BASIC_BLOCK_H): Use $(BITMAP_H).
5622 (FUNCTION_H): Add varray.h.
5623 (IPA_REFERENCE_H): Use $(BITMAP_H).
5624 (CGRAPH_H): Add $(BASIC_BLOCK_H).
5625 (DF_H): Use $(BITMAP_H).
5626 (GGC_H): Add statistics.h.
5628 (INSN_ATTR_H): Use it.
5629 (SYSTEM_H): Add safe-ctype.h, filenames.h.
5631 (SYMTAB_H): Add $(OBSTACK_H).
5632 (CPP_INTERNAL_H): New.
5633 (TREE_DUMP_H): Add tree-pass.h.
5634 (TREE_FLOW_H): Use $(BITMAP_H)
5635 (PRETTY_PRINT_H): Use $(INPUT_H).
5636 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
5639 (many object files): Fix lots of header dependencies throughout.
5641 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5643 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
5645 (s-gtyp-input): Use them to write tmp-gi.list.
5646 (echo_to_gi.list): Remove.
5648 2008-07-14 Richard Guenther <rguenther@suse.de>
5650 * tree-ssa-sccvn.c (pre_info): Remove.
5651 (switch_to_PRE_table): Likewise.
5652 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
5653 (set_hashtable_value_ids): Do not create value-ids for the
5655 (run_scc_vn): Remove double test. Remove bogus special-case
5656 in value-number printing.
5657 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
5658 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
5660 * tree-flow-inline.h (get_value_handle): Remove.
5661 * tree-flow.h (get_value_handle): Remove.
5663 2008-07-14 Martin Jambor <mjambor@suse.cz>
5665 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
5666 in which we generate arithmetics is not a subrange.
5668 2008-07-14 Martin Jambor <mjambor@suse.cz>
5670 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
5672 2008-07-14 Richard Guenther <rguenther@suse.de>
5674 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
5676 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
5679 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
5680 reload for symbol refs moved to r0 with -fPIC.
5681 (legitimize_pic_address): Use the target register as temporary
5683 (emit_symbolic_move): Adjust comment.
5684 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
5687 2008-07-14 Ben Elliston <bje@au.ibm.com>
5689 * c-common.h (C_CPP_HASHNODE): New macro.
5690 * coretypes.h (struct cpp_token): Forward declare.
5691 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5692 the context-sensitive keyword method.
5693 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
5694 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
5695 expand_bool_pixel): New.
5696 (altivec_categorize_keyword): New function.
5697 (init_vector_keywords): New function.
5698 (rs6000_macro_to_expand): Likewise.
5699 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
5700 compiling an ISO C dialect.
5702 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
5704 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
5705 (create_expression_by_pieces): Fix typo.
5706 (do_regular_insertion): Use debug counter here too.
5708 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
5711 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
5712 CONST_OK_FOR_LETTER_P. All port-local users changed.
5713 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
5714 implement Kp matching power-of-two.
5715 (CONSTRAINT_LEN): Define to match.
5716 * config/cris/cris.md: Replace all use of constraint K with Kc.
5717 ("*btst*): Use Kp for operand 0 of last alternative.
5719 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5722 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
5725 2008-07-13 Jan Hubicka <jh@suse.cz>
5727 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
5730 2008-07-13 Richard Guenther <rguenther@suse.de>
5733 * langhooks.c (lhd_print_error_function): Deal with recursive
5736 2008-07-12 Jan Hubicka <jh@suse.cz>
5738 * cgraph.c (assembler_name_hash): New static var.
5739 (hash_node_by_assembler_name, eq_assembler_name): New.
5740 (cgraph_node_for_asm): Use hashtable.
5741 (cgraph_remove_node): Maintain hashtable.
5742 (change_decl_assembler_name): Sanity check that names are not changing
5743 after aliasing was processed.
5744 * cgraph.h (varpoon_node): Add next GGC marker.
5745 * tree.c (decl_assembler_name_equal): Constify.
5746 (decl_assembler_name_hash): New.
5747 * tree.h (decl_assembler_name_equal): Constify.
5748 (decl_assembler_name_hash): Update.
5750 2008-07-12 David Daney <ddaney@avtrex.com>
5752 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5755 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
5757 * doc/md.texi: Document the MIPS "v" constraint.
5758 * config/mips/mips.h (reg_class): Revert last change.
5759 (REG_CLASS_NAMES): Likewise.
5760 (REG_CLASS_CONTENTS): Likewise.
5761 * config/mips/mips.c (mips_regno_to_class): Likewise.
5762 * config/mips/constraints.md (v): Likewise, but add documentation.
5763 Add a comment to say that this constraint should not be used in
5766 2008-07-11 DJ Delorie <dj@redhat.com>
5768 * config/h8300/h8300.md (length): Fix branch offset limit.
5770 2008-07-11 Anatoly Sokolov <aesok@post.ru>
5772 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
5773 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
5774 (avr_hard_regno_scratch_ok): New function.
5775 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
5776 * config/avr/avr.md (all peepholes that request a scratch register):
5777 Remove avr_peep2_scratch_safe use.
5779 2008-07-11 Tom Tromey <tromey@redhat.com>
5780 Ian Lance Taylor <iant@google.com>
5782 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
5783 (struct c_common_resword): Define.
5784 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
5785 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
5786 (c_common_reswords, num_c_common_reswords): Declare.
5787 * c-common.c (c_common_reswords): New global const array.
5788 (num_c_common_reswords): New const int.
5789 * c-parser.c (struct resword, reswords): Don't define.
5790 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
5791 (c_parse_init): Clarify mask code. Use c_common_reswords rather
5792 than reswords. If warning about C++ keywords, give them a special
5794 (c_lex_one_token): Warn about C++ keywords. Call
5795 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
5796 (c_parser_external_declaration): Look for RID_xxx rather than
5797 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
5798 (c_parser_statement_after_labels): Likewise.
5799 (c_parser_objc_class_instance_variables): Likewise.
5800 (c_parser_objc_class_declaration): Likewise.
5801 (c_parser_objc_try_catch_statement): Likewise.
5802 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
5803 (declspecs_add_type): Likewise.
5805 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
5807 * ggc-page.c (alloc_page):
5808 Substituting xmalloc, xcalloc with
5809 XNEWVEC and XCNEWVAR macros which add the
5812 2008-07-11 Richard Guenther <rguenther@suse.de>
5814 PR tree-optimization/36765
5815 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
5816 aliases from HEAP vars to SMTs.
5818 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5820 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
5821 * configure.ac (loose_warn): Move -Wc++-compat from here...
5822 (strict_warn): ...to here.
5823 * configure: Regenerate.
5825 2008-07-10 Joseph Myers <joseph@codesourcery.com>
5827 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
5828 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
5829 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
5830 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
5831 excluding more specific h8300-*-* and sh-*-* targets.
5833 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
5835 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
5837 (execute_pre): Call loop_optimizer_finalize in early exit.
5839 2008-07-10 Jakub Jelinek <jakub@redhat.com>
5842 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
5843 uids in the bitmap, not just VAR_DECL uids.
5845 PR rtl-optimization/36419
5846 * combine-stack-adj.c (adjust_frame_related_expr): New function.
5847 (combine_stack_adjustments_for_block): Call it if needed. Delete
5849 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
5850 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
5851 prologue sp adjustment.
5853 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
5856 * opts.c (print_ignored_options): Report postponed diagnostics for
5857 unknown -Wno-* options as warnings, not errors.
5858 (postpone_unknown_option_error): Renamed to...
5859 (postpone_unknown_option_warning): ... this.
5861 2008-07-09 Doug Kwan <dougkwan@google.com>
5864 2008-07-08 Doug Kwan <dougkwan@google.com>
5866 * config/arm/arm.opt (mandroid): New option.
5867 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
5868 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
5870 (CC1PLUS_SPEC): Same.
5872 (STARTFILE_SPEC): Same.
5873 (ENDFILE_SPEC): Same.
5874 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
5877 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
5880 * config/mips/mips.h (reg_class): Remove V1_REG.
5881 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5882 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
5884 (mips_get_tp): New function.
5885 (mips_legitimize_tls_address): Use it.
5886 * config/mips/constraints.md (v): Delete.
5887 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
5888 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
5889 After reload, split into a move and ...
5890 (*tls_get_tp_<mode>_split): ...this new instruction.
5892 2008-07-09 David Daney <ddaney@avtrex.com>
5894 * config/mips/driver-native.c: Include coretypes.h and tm.h.
5896 2008-07-09 Jakub Jelinek <jakub@redhat.com>
5898 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
5899 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
5901 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
5902 htab_delete should be called. Don't free c.
5903 (lookup_tmp_var): Create temp_htab lazily.
5904 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
5905 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
5907 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
5908 lower_omp_ordered, lower_omp_critical, lower_omp_for,
5909 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
5910 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
5911 * tree-sra.c (generate_element_init): Likewise.
5912 * tree-mudflap.c (execute_mudflap_function_ops,
5913 execute_mudflap_function_decls): Likewise.
5914 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
5915 * tree-gimple.h (struct gimplify_ctx): New type.
5916 (push_gimplify_context): Adjust prototype.
5918 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
5920 * tree-ssa-pre.c (phi_translate_1): Update placement of
5923 2008-07-09 Anatoly Sokolov <aesok@post.ru>
5925 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
5926 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
5927 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
5928 * targhooks.c (default_hard_regno_scratch_ok): New function.
5929 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
5930 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
5931 * recog.c: Include "target.h".
5932 (peep2_find_free_register): Add check for global regs. Add target
5934 * Makefile.in (recog.o): Depend on target.h.
5936 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
5938 * config/sh/sh.c (sh_canonical_va_list_type): New.
5939 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
5941 2008-07-09 Raksit Ashok <raksit@google.com>
5943 * doc/invoke.texi (Option Summary): Mention new option
5944 -Wdisallowed-function-list=...
5945 (Warning Options): Document -Wdisallowed-function-list=...
5946 * common.opt (Wdisallowed-function-list=): New flag.
5947 * flags.h (warn_disallowed_functions): External definition of new
5948 boolean warning flag.
5949 (warn_if_disallowed_function_p): Declare new function.
5950 * opts.c (warning_disallowed_functions): New static variable.
5951 (warn_disallowed_functions): New boolean warning flag.
5952 (warn_if_disallowed_function_p): New function.
5953 (add_comma_separated_to_vector): Rename
5954 add_instrument_functions_exclude_list to this.
5955 (common_handle_option): Handle new option. Rename calls to
5956 add_instrument_functions_exclude_list into calls to
5957 add_comma_separated_to_vector.
5958 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
5959 based on flag warn_disallowed_functions.
5961 2008-07-09 Christian Bruel <christian.bruel@st.com>
5963 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
5964 instead of get_attr_length.
5966 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5968 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
5970 * genemit.c (gen_insn): Likewise.
5971 * gengtype.c (note_def_vec): Likewise.
5972 * gengtype.h (note_def_vec): Likewise.
5973 * genoutput.c (struct data, output_insn_data, process_template,
5974 gen_expand, gen_split, note_constraint): Likewise.
5975 * genrecog.c (new_decision, add_to_sequence, factor_tests,
5976 make_insn_sequence): Likewise.
5977 * gensupport.c (record_insn_name): Likewise.
5979 2008-07-08 Doug Kwan <dougkwan@google.com>
5981 * config/arm/arm.opt (mandroid): New option.
5982 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
5983 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
5985 (CC1PLUS_SPEC): Same.
5987 (STARTFILE_SPEC): Same.
5988 (ENDFILE_SPEC): Same.
5989 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
5992 2008-07-08 Raksit Ashok <raksit@google.com>
5994 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
5995 (set_storage_via_setmem): Fix expected_align parameter.
5996 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
5997 missing from the list.
5998 * doc/md.texi (movmem): Explicitly state that expected alignment is
5999 to be expressed in bytes.
6000 (setmem): Explicitly state that expected alignment is to be expressed
6003 2008-07-08 Joseph Myers <joseph@codesourcery.com>
6005 * reload.c (find_reloads_subreg_address): Do not require validity
6006 of address in original mode before reloading address.
6008 2008-07-07 Tianwei Sheng <tianweis@google.com>
6010 * df-core.c (df_remove_problem): Adjust the access to avoid out of
6011 bounds array access.
6013 2008-07-08 Jakub Jelinek <jakub@redhat.com>
6015 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
6017 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
6019 Fix PR tree-optimization/23455
6020 Fix PR tree-optimization/35286
6021 Fix PR tree-optimization/35287
6022 * Makefile.in (OBJS-common): Remove tree-vn.o.
6023 (tree-vn.o): Remove.
6024 * dbgcnt.def: Add treepre_insert debug counter.
6025 * gcc/tree-flow.h (add_to_value): Updated for other changes.
6026 (debug_value_expressions): Ditto.
6027 (print_value_expressions): Ditto.
6028 * tree-pretty-print.c (dump_generic_node): Updated for
6029 VALUE_HANDLE removal.
6030 * tree-ssa-dom.c (record_equality): Ditto.
6031 (cprop_operand): Ditto.
6032 (lookup_avail_expr): Ditto.
6033 * tree-ssa-threadedge.c
6034 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
6035 (simplify_control_stmt_condition): Ditto.
6036 * tree.c (tree_code_size): Ditto.
6037 (tree_node_structure): Ditto.
6038 (iterative_hash_expr): Ditto.
6040 * tree.h (VALUE_HANDLE_ID): Ditto.
6041 (VALUE_HANDLE_EXPR_SET): Ditto.
6042 (struct tree_value_handle): Ditto.
6043 (union tree_node): Ditto.
6044 * treestruct.def: Ditto.
6045 * tree-vn.c: Removed.
6046 * tree-ssa-pre.c: Rewritten entirely.
6047 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
6048 (constant_value_ids): Ditto.
6049 (vn_nary_op_t): Moved to header.
6051 (vn_reference_op_t): Ditto
6052 (vn_reference_t): Ditto.
6053 (next_value_id): New variable.
6054 (VN_INFO): Add an assert.
6055 (vn_constant_eq): New function.
6056 (vn_constant_hash): Ditto.
6057 (get_or_alloc_constant_value_id): Ditto.
6058 (value_id_constant_p): Ditto.
6059 (vn_reference_compute_hash): De-staticify.
6060 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
6061 Disable some code with a FIXME. Remove VALUE_HANDLE use.
6062 (valueize_refs): Update opcode if it changes from ssa name to constant.
6063 (vn_reference_lookup_1): Add new argument.
6064 (vn_reference_lookup): Ditto.
6065 (vn_reference_lookup_pieces): New function.
6066 (vn_reference_insert): Add return type. Modify to deal with value ids.
6067 (vn_reference_insert_pieces): New function.
6068 (vn_nary_op_compute_hash): De-staticify.
6069 (vn_nary_op_eq): Ditto.
6070 (vn_nary_op_lookup_pieces): New function.
6071 (vn_nary_op_lookup): Add new argument.
6072 (vn_nary_op_insert_pieces): New function.
6073 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
6074 (vn_phi_insert): Ditto.
6075 (visit_unary_op): Update for callee changes.
6076 (visit_binary_op): Ditto.
6077 (visit_reference_op_load): Ditto.
6078 (visit_reference_op_store): Ditto.
6079 (init_scc_vn): Init next_value_id, constant_to_value_id and
6081 (free_scc_vn): Free them.
6082 (set_hashtable_value_ids): New function.
6083 (run_scc_vn): Use it.
6084 (get_max_value_id): New function.
6085 (get_next_value_id): Ditto.
6086 (expressions_equal_p): Moved from tree-vn.c
6087 (sort_vuses): Ditto.
6088 (sort_vuses_heap): Ditto.
6089 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
6091 * tree.c (iterative_hash_hashval_t): Made non-static
6092 * tree.h (iterative_hash_hashval_t): Declare it.
6094 2008-07-08 Martin Jambor <mjambor@suse.cz>
6096 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
6097 instead of ipa_create_node_params.
6098 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
6099 ipa_check_create_edge_args, free them with
6100 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
6102 * ipa-prop.c: Include flags.h and tree-inline.h.
6103 (ipa_node_params_vector): New variable.
6104 (ipa_edge_args_vector): New variable.
6105 (edge_removal_hook_holder): New variable.
6106 (node_removal_hook_holder): New variable.
6107 (edge_duplication_hook_holder): New variable.
6108 (node_duplication_hook_holder): New variable.
6109 (ipa_detect_param_modifications): Check for presence of modified flags.
6110 (ipa_compute_jump_functions): Check for presence of jump functions.
6111 (ipa_free_edge_args_substructures): New function.
6112 (ipa_create_node_params): Removed.
6113 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
6114 (ipa_free_node_params_substructures): New function.
6115 (ipa_free_all_node_params): Changed to deallocate the on-the-side
6117 (ipa_edge_removal_hook): New function.
6118 (ipa_node_removal_hook): New function.
6119 (duplicate_array): New function.
6120 (ipa_edge_duplication_hook): New function.
6121 (ipa_node_duplication_hook): New function.
6122 (ipa_register_cgraph_hooks): New function.
6123 (ipa_unregister_cgraph_hooks): New function.
6124 (free_all_ipa_structures_after_ipa_cp): New function.
6126 * ipa-prop.h: Include vec.h.
6127 (ipa_node_params_t): New typedef with vector types for it.
6128 (ipa_edge_args_t): New typedef with vector types for it.
6129 (IPA_NODE_REF): Changed to access an on-the-side vector.
6130 (IPA_EDGE_REF): Changed to access an on-the-side vector.
6131 (ipa_check_create_node_params): New function.
6132 (ipa_check_create_edge_args): New function.
6134 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
6137 2008-07-07 Tom Tromey <tromey@redhat.com>
6139 * configure, config.in: Rebuilt.
6140 * configure.ac: Don't check for scandir or alphasort.
6142 2008-07-07 Joseph Myers <joseph@codesourcery.com>
6144 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
6145 types immediately after creating them.
6147 2008-07-07 Joseph Myers <joseph@codesourcery.com>
6149 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
6151 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
6153 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
6154 dump_constraint_graph.
6155 (dump_constraint_edge): New function.
6156 (dump_constraint_graph): New function.
6157 (debug_constraint_graph): New function.
6158 (dump_constraint): Removed useless comparison.
6159 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
6160 (dump_constraint_graph): Declare.
6161 (debug_constraint_graph): Declare.
6162 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
6164 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
6166 * config/i386/i386.c (is_va_list_char_pointer): New.
6167 (ix86_va_start): Replace compare with ms_va_list_type_node
6168 by is_va_list_char_pointer.
6169 (ix86_gimplify_va_arg): Likewise.
6171 2008-07-07 Martin Jambor <mjambor@suse.cz>
6173 * cgraph.c (cgraph_edge_max_uid): New variable.
6174 (struct cgraph_edge_hook_list): New type.
6175 (struct cgraph_node_hook_list): New type.
6176 (struct cgraph_2edge_hook_list): New type.
6177 (struct cgraph_2node_hook_list): New type.
6178 (first_cgraph_edge_removal_hook): New variable.
6179 (first_cgraph_node_removal_hook): New variable.
6180 (first_cgraph_edge_duplicated_hook): New variable.
6181 (first_cgraph_node_duplicated_hook): New variable.
6182 (cgraph_add_edge_removal_hook): New function.
6183 (cgraph_remove_edge_removal_hook): New function.
6184 (cgraph_call_edge_removal_hooks): New function.
6185 (cgraph_add_node_removal_hook): New function.
6186 (cgraph_remove_node_removal_hook): New function.
6187 (cgraph_call_node_removal_hooks): New function.
6188 (cgraph_add_edge_duplication_hook): New function.
6189 (cgraph_remove_edge_duplication_hook): New function.
6190 (cgraph_call_edge_duplication_hooks): New function.
6191 (cgraph_add_node_duplication_hook): New function.
6192 (cgraph_remove_node_duplication_hook): New function.
6193 (cgraph_call_node_duplication_hooks): New function.
6194 (cgraph_create_edge): Assign to edge uid.
6195 (cgraph_remove_edge): Call edge removal hooks.
6196 (cgraph_node_remove_callees): Call edge removal hooks.
6197 (cgraph_node_remove_callers): Call edge removal hooks.
6198 (cgraph_remove_node): Call node removal hooks.
6199 (cgraph_clone_edge): Call edge duplication hooks.
6200 (cgraph_clone_node): Call node duplication hooks.
6202 * cgraph.h (cgraph_edge): New field uid.
6203 (cgraph_edge_hook): New type.
6204 (cgraph_node_hook): New type.
6205 (cgraph_2edge_hook): New type.
6206 (cgraph_2node_hook): New type.
6208 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
6210 * config.in: Regenerate.
6212 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
6214 * gcc.c (print_sysroot): New.
6215 (option_map, display_help, process_command): Handle the
6216 -print-sysroot option.
6217 (main): Print the sysroot if requested.
6218 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
6220 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6223 * unwind-pe.h (size_of_encoded_value): add attribute unused.
6225 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
6227 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
6228 (assign_parm_setup_block_p): Also check mode of entry_parm.
6230 2008-07-07 Richard Guenther <rguenther@suse.de>
6232 * tree-ssa-structalias.h (set_used_smts): Remove.
6233 * tree-ssa-structalias.c (used_smts): Likewise.
6234 (set_used_smts): Likewise.
6235 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
6236 call to set_used_smts.
6238 2008-07-07 Richard Guenther <rguenther@suse.de>
6240 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
6241 (new_var_info): Set it to false.
6242 (solution_set_add): Correctly handle pointers outside a var and
6244 (type_safe): Treat variables with is_full_var properly.
6245 (do_sd_constraint): Likewise.
6246 (do_ds_constraint): Likewise.
6247 (process_constraint): Remove zeroing offset for !use_field_sensitive.
6248 (get_constraint_for_ptr_offset): New function.
6249 (get_constraint_for_component_ref): For addresses at least include
6250 the last field of the variable. Handle is_full_vars properly.
6251 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
6252 (handle_ptr_arith): Remove.
6253 (find_func_aliases): Simplify assignment handling.
6254 (create_function_info_for): For parameter and result varinfos set
6256 (create_variable_info_for): Set is_full_var flag whenever we
6257 just created a single varinfo for a decl.
6258 (init_alias_vars): Initialize use_field_sensitive from
6259 max-fields-for-field-sensitive parameter.
6261 2008-07-07 Richard Guenther <rguenther@suse.de>
6263 PR tree-optimization/36713
6264 * tree-flow-inline.h (is_call_used): New function.
6265 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
6266 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
6267 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
6269 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6271 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
6273 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
6275 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
6277 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6278 Nathan Sidwell <nathan@codesourcery.com>
6280 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
6281 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
6283 * config/m68k/t-linux: New.
6284 * doc/install.texi: Document m68k-*-linux is now multilibbed by
6287 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
6289 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
6290 * config/m68k/m68k-devices.def: Remove multilibs that only differ
6293 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6295 * gcc.c (execute): Fix -Wc++-compat warning.
6297 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
6300 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
6301 constant for little endian.
6303 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
6305 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
6306 mips_base_mips16 instead of TARGET_MIPS16.
6307 (mips_base_mips16): Declare.
6308 * config/mips/mips.c (mips_base_mips16): Make global.
6309 (was_mips16_p): Remove GTY marker.
6310 (was_mips16_pch_p): New variable.
6311 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
6312 (mips_override_options): Force to non-MIPS16 mode initially.
6313 Do not complain about MIPS16 PIC incompatibilities here.
6314 Only allow -mgpopt if -mexplicit-relocs is in force for
6317 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
6319 * configure.ac: Check for caddr_t, define to char * if not defined.
6320 * configure: Regenerate.
6321 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
6322 (mmap_gt_pch_use_address): Likewise.
6323 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
6325 2008-07-06 Richard Guenther <rguenther@suse.de>
6327 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
6328 (new_var_info): Deal with it.
6329 (solution_set_add): Likewise.
6330 (bitpos_of_field): Make signed, fix.
6331 (struct fieldoff): Remove type and decl fields. Make size field
6332 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
6334 (fieldoff_compare): Deal with it.
6335 (push_fields_onto_fieldstack): Remove has_union argument, glob
6336 adjacent non-pointer fields together.
6337 (create_function_info_for): Do not set has_union.
6338 (create_variable_info_for): Simplify.
6340 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
6342 * config.gcc (extra_headers): Add cross-stdarg.h for target
6343 x86_64-*-* and i?86-*-*.
6344 * config/i386/cross-stdarg.h: New.
6345 * builtins.c (std_fn_abi_va_list): New.
6346 (std_canonical_va_list_type): New.
6347 (stabilize_va_list): Replace va_list_type_node use by
6348 mtarget.canonical_va_list_type.
6349 (gimplify_va_arg_expr): Likewise.
6350 (expand_builtin_va_copy): Replace va_list_type_node use by
6351 mtarget.fn_abi_va_list.
6352 * tree-sra.c (is_va_list_type): New helper.
6353 (decl_can_be_decomposed_p): Replace
6354 va_list_type_node use by is_va_list_type.
6355 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
6356 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6357 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
6358 * config/i386/i386-protos.h (ix86_get_valist_type): New.
6359 (ix86_enum_va_list): New.
6360 * config/i386/i386.c (sysv_va_list_type_node): New.
6361 (ms_va_list_type_node): New.
6362 (ix86_function_type_abi): Remove sorry.
6363 (ix86_build_builtin_va_list_abi): New.
6364 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
6366 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
6367 (ix86_init_builtins_va_builtins_abi): New.
6368 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
6370 (ix86_handle_abi_attribute): New.
6371 (attribute_spec): Add sysv_abi and ms_abi.
6372 (ix86_fn_abi_va_list): New.
6373 (ix86_canonical_va_list_type): New.
6374 (ix86_enum_va_list): New.
6375 (TARGET_FN_ABI_VA_LIST): New.
6376 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6377 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
6378 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
6379 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6380 (TARGET_ENUM_VA_LIST): New.
6381 * expr.h (std_fn_abi_va_list): New.
6382 (std_canonical_va_list_type): New.
6383 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
6384 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6385 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
6386 TARGET_CANONICAL_VA_LIST_TYPE.
6387 * target.h (struct gcc_target): Add fn_abi_va_list hook
6388 and canonical_va_list_type hook.
6390 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6392 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
6393 integral and pointer types.
6395 2008-07-04 Roger Sayle <roger@eyesopen.com>
6397 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
6398 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
6400 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
6403 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
6405 2008-07-04 Jakub Jelinek <jakub@redhat.com>
6407 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
6408 build_gimple_modify_stmt.
6409 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
6410 gimple operand. Use fold_build* instead of build*.
6412 2008-07-04 Richard Guenther <rguenther@suse.de>
6414 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
6415 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
6416 properly to compute the reachability set if we do field-sensitive PTA.
6417 * invoke.texi (max-fields-for-field-sensitive): Document default.
6418 * opts.c (decode_options): Set max-fields-for-field-sensitive to
6419 100 for optimize >= 2.
6421 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6423 * ggc-zone.c (lookup_page_table_if_allocated,
6424 set_page_table_entry, zone_find_object_size, alloc_small_page,
6425 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
6426 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
6427 -Wc++-compat and/or -Wcast-qual warnings.
6429 2008-07-04 Alan Modra <amodra@bigpond.net.au>
6432 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
6433 pic_offset_table_rtx to be marked as used here.
6434 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
6435 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
6436 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
6437 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
6440 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6442 * alloc-pool.c (hash_descriptor, eq_descriptor,
6443 alloc_pool_descriptor): Fix -Wc++-compat warnings.
6444 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
6446 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
6447 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
6448 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
6449 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
6452 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
6454 * tree-flow.h (loop_only_exit_p): Declare.
6455 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
6456 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
6457 the number of iterations if it is constant. Otherwise, if this is the
6458 only possible exit of the loop, use the conservative estimate on the
6459 number of iterations of the entire loop if available.
6461 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
6463 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
6464 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
6465 Add synchronization functions.
6466 * config/sync.c: New file.
6467 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
6468 (LIBGCC_SYNC_CFLAGS): Likewise.
6470 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
6473 * config/i386/i386.md (mode): Add TF to "mode" attribute.
6474 (*pushtf_sse): New insn pattern.
6475 (pushtf splitters): New splitters.
6477 2008-07-03 Michael Meissner <gnu@the-meissners.org>
6480 * predict.c (build_predict_expr): Use void_type_node for the tree
6481 type, instead of NULL_TREE.
6483 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
6485 * config/i386/i386.c (contains_aligned_value_p): Return true
6487 (ix86_data_alignment): Align TCmode to 128bits.
6488 (ix86_local_alignment): Likewise.
6490 2008-07-03 Andrew Haley <aph@redhat.com>
6493 * vec.h (VEC_TA): New.
6494 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
6495 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
6496 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
6497 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
6498 (C_COMMON_FIXED_TYPES): Remove first arg.
6499 (C_COMMON_FIXED_MODE_TYPES): Likewise.
6500 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
6501 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
6502 not to use empty macro arguments.
6504 2008-07-02 Joseph Myers <joseph@codesourcery.com>
6506 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
6507 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
6508 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
6509 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
6510 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
6511 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
6512 config/ia64/crtn.asm, config/m68hc11/larith.asm,
6513 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
6514 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
6515 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
6516 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
6517 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
6518 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
6519 config/rs6000/e500crtres64gpr.asm,
6520 config/rs6000/e500crtres64gprctr.asm,
6521 config/rs6000/e500crtrest32gpr.asm,
6522 config/rs6000/e500crtrest64gpr.asm,
6523 config/rs6000/e500crtresx32gpr.asm,
6524 config/rs6000/e500crtresx64gpr.asm,
6525 config/rs6000/e500crtsav32gpr.asm,
6526 config/rs6000/e500crtsav64gpr.asm,
6527 config/rs6000/e500crtsav64gprctr.asm,
6528 config/rs6000/e500crtsavg32gpr.asm,
6529 config/rs6000/e500crtsavg64gpr.asm,
6530 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
6531 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
6532 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
6533 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
6534 config/sparc/sol2-cn.asm: Remove .file directives.
6536 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
6538 * resource.c (mark_referenced_resources): Look inside
6539 UNSPEC_VOLATILEs and ASM_INPUTs.
6541 2008-07-02 Ian Lance Taylor <iant@google.com>
6543 * rtlanal.c (add_reg_note): New function.
6544 * rtl.h (add_reg_note): Declare.
6545 * auto-inc-dec.c (attempt_change): Use add_reg_note.
6546 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
6547 * builtins.c (expand_builtin_longjmp): Likewise.
6548 (expand_builtin_nonlocal_goto): Likewise.
6549 * calls.c (emit_call_1, expand_call): Likewise.
6550 * cfgexpand.c (add_reg_br_prob_note): Likewise.
6551 * cfglayout.c (fixup_reorder_chain): Likewise.
6552 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
6553 (commit_one_edge_insertion): Likewise.
6554 * combine.c (move_deaths, distribute_notes): Likewise.
6555 * df-problems.c (df_set_note): Likewise.
6556 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
6557 (set_unique_reg_note): Likewise.
6558 (emit_copy_of_insn_after): Likewise.
6559 * expr.c (expand_expr_real): Likewise.
6560 * gcse.c (add_label_notes): Likewise.
6561 * haifa-sched.c (create_check_block_twin): Likewise.
6562 * jump.c (mark_jump_label_1): Likewise.
6563 * loop-doloop.c (add_test, doloop_modify): Likewise.
6564 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6565 * lower-subreg.c (move_eh_region_note): Likewise.
6566 * optabs.c (emit_libcall_block): Likewise.
6567 * predict.c (predict_insn): Likewise.
6568 (combine_predictions_for_insn): Likewise.
6569 * recog.c (peephole2_optimize): Likewise.
6570 * regmove.c (try_auto_increment): Likewise.
6571 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
6572 * reload.c (find_reloads): Likewise.
6573 * reload1.c (fixup_eh_region_note): Likewise.
6574 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
6575 * reorg.c (delete_prior_computation): Likewise.
6576 (delete_computation, dbr_schedule): Likewise.
6577 * config/pa/pa.c (legitimize_pic_address): Likewise.
6578 * config/sh/sh.c (sh_reorg): Likewise.
6580 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
6583 * config/libgcc-glibc.ver: Add %exclude.
6584 * config/m32r/libgcc-glibc.ver: Likwise.
6585 * config/s390/libgcc-glibc.ver: Likwise.
6586 * config/sh/libgcc-glibc.ver: Likwise.
6587 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
6589 * config/i386/libgcc-glibc.ver: New.
6591 * config/i386/libgcc-x86_64-glibc.ver: Removed.
6593 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
6595 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
6596 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
6597 i[34567]86-*-linux*, x86_64-*-linux*. Add
6598 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
6599 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
6600 x86_64-*-linux*. Add i386/t-linux to tmake_file for
6601 i[34567]86-*-linux*, x86_64-*-linux*.
6603 * libgcc-std.ver: Add empty GCC_4.4.0.
6605 * mkmap-symver.awk: Support multiple versions per symbol.
6607 * config/i386/i386.c (ix86_init_builtins): Always define
6608 __builtin_fabsq and __builtin_copysignq with fallbacks.
6609 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
6610 and __builtin_copysignq if SSE2 isn't available.
6612 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
6613 (LIBGCC2_TF_CEXT): Likwise.
6616 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
6618 * config/i386/sfp-machine.h: Moved to libgcc.
6620 * config/i386/sfp-machine.h: New.
6621 * config/i386/t-linux: Likwise.
6623 * config/i386/t-darwin: Remove softfp_wrap_start and
6625 * config/i386/t-darwin64: Likewise.
6627 * config/i386/t-fprules-softfp64: Renamed to ...
6628 * config/i386/t-fprules-softfp: This.
6630 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
6631 and softfp_wrap_end.
6633 2008-07-02 Jason Merrill <jason@redhat.com>
6635 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
6637 * tree.c (ctor_to_list): New fn.
6638 * tree.h: Declare it.
6639 (CONSTRUCTOR_ELT): New macro.
6640 (CONSTRUCTOR_NELTS): New macro.
6642 2008-07-02 Richard Guenther <rguenther@suse.de>
6644 * tree-ssa-structalias.c (struct variable_info): Reorder
6645 to fill padding on 64bit hosts. Make collapsed_to an int.
6646 (get_varinfo_fc): Deal with that.
6647 (new_var_info): Likewise.
6648 (collapse_rest_of_var): Likewise.
6650 2008-07-02 Joshua Sumali <jsumali@redhat.com>
6652 * doc/install.texi (--enable-java-home): Document.
6653 (--enable-aot-compile-rpm): Likewise.
6654 (--with-arch-directory): Likewise.
6655 (--with-os-directory): Likewise.
6656 (--with-origin-name): Likewise.
6657 (--with-arch-suffix): Likewise.
6658 (--with-jvm-root-dir): Likewise.
6659 (--with-jvm-jar-dir): Likewise.
6660 (--with-python-dir): Likewise.
6662 2008-07-02 Richard Guenther <rguenther@suse.de>
6664 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
6665 from decls explicitly. Merge operand checking from tuples.
6667 2008-07-02 Martin Jambor <mjambor@suse.cz>
6669 * tree-switch-conversion.c: Included timevar.h which I forgot before.
6671 2008-07-02 Martin Jambor <mjambor@suse.cz>
6673 * tree-switch-conversion.c: Included timevar.h
6674 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
6676 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
6678 2008-07-02 Martin Jambor <mjambor@suse.cz>
6680 * tree-switch-conversion.c: Corrected various comments and
6682 (build_constructors): Fixed minor formatting mistakes.
6684 * invoke.texi (Optimize Options): Corrected the
6685 switch-conversion-max-branch-ratio parameter.
6687 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
6689 * final.c (asm_insn_count): Return zero for an empty asm body.
6691 2008-07-02 Richard Guenther <rguenther@suse.de>
6693 * bitmap.h (bitmap_set_bit): Return bool.
6694 (bitmap_clear_bit): Likewise.
6695 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
6696 write to the bitmap if it would.
6697 (bitmap_clear_bit): Likewise.
6698 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
6699 bitmap_set_bit return value.
6700 (add_pred_graph_edge): Likewise.
6701 (add_graph_edge): Likewise.
6702 (do_sd_constraint): Likewise.
6703 (do_ds_constraint): Likewise.
6705 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6707 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
6708 Fix -Wc++-compat and/or -Wcast-qual warnings.
6709 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
6710 gen_regparm_prefix): Likewise.
6711 * vmsdbgout.c (write_modbeg, lookup_filename,
6712 vmsdbgout_source_line, vmsdbgout_init): Likewise.
6714 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
6716 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
6717 defaults.h definition apply.
6719 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6721 * function.c (assign_parm_remove_parallels): New.
6722 (assign_parm_setup_block_p): Do not return true for non-BLKmode
6724 (assign_parm_setup_block): Do not handle them.
6725 (assign_parm_setup_reg, assign_parm_setup_stack): Call
6726 assign_parm_remove_parallels.
6728 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6730 * c-typeck.c (convert_for_assignment): Use
6731 vector_targets_convertible_p.
6732 * c-common.c (vector_targets_convertible_p): New.
6733 * c-common.h (vector_targets_convertible_p): New prototype.
6734 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
6735 opaque_p_V2SI_type_node.
6737 2008-07-01 Steve Ellcey <sje@cup.hp.com>
6739 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
6742 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
6744 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
6745 TFmode constants via two element DImode vector for hosts with
6746 HOST_BITS_PER_WIDE_INT < 64.
6747 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
6748 also for HOST_BITS_PER_WIDE_INT < 64.
6750 2008-07-01 Richard Guenther <rguenther@suse.de>
6752 PR tree-optimization/36666
6753 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
6754 (get_constraint_exp_from_ssa_var): Split into ...
6755 (get_constraint_exp_for_temp): ... this ...
6756 (get_constraint_for_ssa_var): ... and that.
6757 Return constraint expressions for all touched sub-fields
6758 if the results address is not taken.
6759 (process_constraint): Remove assertion that aggregate
6760 assignments do not happen at this place.
6761 (get_constraint_for_component_ref): Add address_p argument.
6762 Return constraint expressions for all touched sub-fields
6763 if the results address is not taken.
6764 (do_deref): Use get_constraint_exp_for_temp.
6765 (get_constraint_for_1): Rename from ...
6766 (get_constraint_for): ... this. Add the old function as wrapper.
6767 (do_structure_copy): Use get_constraint_for_1.
6769 2008-07-01 Martin Jambor <mjambor@suse.cz>
6771 * Makefile.in (tree-switch-conversion.o): Add.
6772 (OBJS-common): Add tree-swtch-conversion.o.
6773 * passes.c (init_optimization_passes): Add pass_convert_switch.
6774 * tree-pass.h: (pass_convert_switch): Add.
6775 * tree-switch-conversion.c: New file.
6776 * gcc.dg/tree-ssa/cswtch.c: New testcase.
6777 * common.opt (ftree-cswtch): New option.
6778 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
6779 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
6780 * opts.c (decode_options): Set flag_tree_switch_conversion when
6781 optimization level is >= 2.
6782 * doc/invoke.texi (Optimize Options): Added description of
6783 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
6785 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6787 * config/darwin-driver.c (darwin_default_min_version): Fix
6788 -Wc++-compat warnings.
6790 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
6792 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
6795 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6797 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
6799 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6801 PR rtl-optimization/34744
6802 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
6803 (df_scan_free_internal): Free data structures not
6804 allocated in storage pools.
6805 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
6806 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
6807 df_scan_free_mws_vec.
6808 * dse.c (dse_step6): Free offset_map_p and offset_map_n
6811 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
6813 * config/i386/i386.c (contains_aligned_value_p): Return true
6815 (ix86_function_arg_boundary): Return its natural boundary
6817 (return_in_memory_32): Don't check TDmode.
6818 (ix86_split_to_parts): Support splitting into 4 parts and
6819 support TFmode for 32bit target.
6820 (ix86_split_long_move): Support splitting into 4 parts.
6821 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
6823 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
6824 (ix86_init_builtins): Here.
6825 (ix86_scalar_mode_supported_p): Always return true for TFmode.
6826 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
6827 'q' and 'w', respectively.
6829 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
6831 (movtf_internal): Likewise.
6832 (<code>tf2): Likewise.
6833 (*absnegtf2_sse): Likewise.
6834 (copysign<mode>3): Likewise.
6835 (copysign<mode>3_const): Likewise.
6836 (copysign<mode>3_var): Likewise.
6837 (define_split UNSPEC_COPYSIGN): Likewise.
6838 * config/i386/sse.md (*nandtf3): Likewise.
6839 (<code>tf3): Likewise.
6840 (*<code>tf3): Likewise.
6842 2008-06-30 Joey Ye <joey.ye@intel.com>
6843 H.J. Lu <hongjiu.lu@intel.com>
6845 * global.c (compute_regsets): Set frame_pointer_needed here.
6846 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
6848 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6850 * doc/install.texi (specific): Expand Windows build notes.
6852 2008-06-30 Ira Rosen <irar@il.ibm.com>
6854 PR tree-optimization/36648
6855 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
6856 number of prolog iterations by step. Fix the comment.
6858 2008-06-30 Richard Guenther <rguenther@suse.de>
6861 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
6862 handle calls from ECF_MALLOC functions.
6863 (handle_pure_call): ECF_MALLOC functions do not return
6865 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
6867 2008-06-29 Andreas Schwab <schwab@suse.de>
6869 * config/m68k/m68k.c (print_operand): Always print a float
6871 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
6872 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
6875 * config/rs6000/x-linux64: Remove never used file.
6877 2008-06-29 Richard Guenther <rguenther@suse.de>
6879 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
6881 (struct alias_info): Move ...
6882 * tree-ssa-alias.c: ... here.
6883 (update_alias_info): Declare.
6884 (compute_may_aliases): Call it.
6885 (update_alias_info): New function.
6886 * tree-ssa-structalias.c (update_alias_info): Move ...
6887 * tree-ssa-alias.c (update_alias_info_1): ... here.
6888 * tree-ssa-structalias.c (process_constraint_1): Remove
6889 unused from_call argument. Rename to ...
6890 (process_constraint): ... this. Delete old wrapper.
6891 (make_constraint_to): Adjust callers.
6892 (handle_const_call): Likewise.
6893 (handle_pure_call): Likewise.
6894 (init_base_vars): Likewise.
6895 (handle_lhs_call): Likewise. Remove unnecessary constraint.
6896 (find_func_aliases): We don't need structure copies for
6898 (make_constraint_from_anything): Remove.
6899 (create_variable_info_for): For globals make constraints
6900 from escaped, not from anything.
6901 (compute_points_to_sets): Do not call update_alias_info.
6902 (ipa_pta_execute): Use make_constraint_from.
6904 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6906 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
6907 (bitmap.o-warn, dominance.o-warn): New.
6908 * configure.ac (cxx_compat_warn): Delete.
6909 (loose_warn): Add -Wcast-qual and -Wc++-compat.
6910 * system.h: Remove #pragma diagnostic for -Wcast-qual and
6912 * configure: Regenerate.
6914 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
6917 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6919 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
6920 * df-scan.c (df_notes_rescan): Likewise.
6921 * ggc-page.c (set_page_table_entry): Likewise.
6922 * intl.c (gcc_gettext_width): Likewise.
6923 * varasm.c (get_unnamed_section, get_noswitch_section,
6924 get_section): Likewise.
6926 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
6928 * regrename.c (build_def_use): Don't copy RTX.
6930 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
6932 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
6933 (Type Attributes): Fix nesting of @table and @subsection. Adjust
6934 punctuation. Use @ref instead of @xref.
6935 (Function Names): Remove stray @display/@end display.
6936 (C++ Attributes): Use @ref instead of @xref.
6937 (Deprecated Features): Fix punctuation around @xref.
6938 (Backwards Compatibility): Likewise.
6939 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
6941 2008-06-28 Joseph Myers <joseph@codesourcery.com>
6943 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
6944 constants for E500 double.
6946 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6948 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
6949 element type of const_vector.
6951 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
6953 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
6954 Remove FLAGS_REG clobber from expander pattern.
6955 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
6956 (anddi3, andsi3, andhi3, andqi3): Ditto.
6957 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
6958 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
6959 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
6960 (ashlsi3, ashlhi3, ashlqi3): Ditto.
6961 (ashrsi3, ashrhi3, ashrqi3): Ditto.
6962 (lshrsi3, lshrhi3, lshrqi3): Ditto.
6963 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
6964 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
6966 2008-06-28 Richard Guenther <rguenther@suse.de>
6968 * tree-ssa-structalias.c (callused_id, var_callused,
6969 callused_tree): Add.
6970 (handle_pure_call): New function.
6971 (find_func_aliases): Call it.
6972 (find_what_p_points_to): Handle the call-used set.
6973 (clobber_what_escaped): Likewise.
6974 (compute_call_used_vars): New function.
6975 (init_base_vars): Init the call-used variable.
6976 (do_sd_constraint): Do not propagate the solution from CALLUSED
6977 but use CALLUSED as a placeholder.
6978 (solve_graph): Likewise.
6979 * tree-flow-inline.h (gimple_call_used_vars): New function.
6980 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
6981 (compute_call_used_vars): Declare.
6982 * tree-ssa-alias.c (set_initial_properties): Call
6983 compute_call_used_vars.
6984 (reset_alias_info): Clear call-used variables.
6985 (add_call_clobber_ops): Assert we are not called for const/pure
6986 functions. Remove handling of them.
6987 (add_call_read_ops): Handle pure functions by adding the
6988 call-used set of variables as VUSEs.
6989 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
6990 (delete_tree_ssa): Free it.
6991 * tree-dfa.c (remove_referenced_var): Clear the var from the
6994 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
6996 * tree.c (build_varargs_function_type_list): New.
6997 (build_function_type_list_1): New.
6998 (build_function_type_list): Use build_function_type_list_1.
6999 * tree.h (build_varargs_function_type_list): New.
7001 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7004 * config/spu/spu.c (spu_builtin_splats): Do not generate
7005 invalid CONST_VECTOR expressions.
7006 (spu_expand_vector_init): Likewise.
7008 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
7010 * optabs.c (libfunc_decls): New variable.
7011 (libfunc_decl_hash, libfunc_decl_eq): New functions.
7012 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
7013 for the same function twice.
7015 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
7017 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
7018 ix86_expand_binary_operator directly.
7019 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
7021 (*ashrti3_1): Ditto.
7022 (*lshrti3_1): Ditto.
7023 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
7024 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
7025 using only one splitter. Conditionaly execute splitter before or
7026 after peephole2 pass.
7027 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
7028 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
7029 Use only one alternative in asm template.
7030 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
7032 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
7033 "J" operand constraint for operand 2.
7034 (*ashldi3_cconly_rex64): Ditto.
7035 (*ashrdi3_cmp_rex64): Ditto.
7036 (*ashrdi3_cconly_rex64): Ditto.
7037 (*lshrdi3_cmp_rex64): Ditto.
7038 (*lshrdi3_cconly_rex64): Ditto.
7039 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
7040 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
7041 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
7044 2008-06-27 Jakub Jelinek <jakub@redhat.com>
7046 * gimplify.c (omp_is_private): Don't return true if decl is not
7047 already private on #pragma omp for or #pragma omp parallel for.
7050 * tree-cfg.c (struct move_stmt_d): Replace block field with
7051 orig_block and new_block fields.
7052 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
7053 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
7054 (move_block_to_fn): Replace vars_map and new_label_map arguments
7055 with struct move_stmt_d pointer.
7056 (replace_block_vars_by_duplicates): New function.
7057 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
7058 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
7059 all subblocks of ORIG_BLOCK to the new function. Call
7060 replace_block_vars_by_duplicates.
7061 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
7062 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
7063 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
7064 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
7065 (expand_omp): Temporarily set input_location to the location of
7066 region's controlling stmt.
7067 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
7068 BIND_EXPR, push ctx->block_vars and gimplification vars into
7069 the BIND_EXPR and its block's BLOCK_VARS instead of directly
7071 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
7072 there are any BLOCK_VARS.
7073 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
7074 OMP_PARALLEL or OMP_TASK stmt.
7075 (lower_omp): Save and restore input_location around the lower_omp_1
7078 2008-06-27 Richard Guenther <rguenther@suse.de>
7080 PR tree-optimization/36400
7081 PR tree-optimization/36373
7082 PR tree-optimization/36344
7083 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
7084 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
7085 (update_alias_info): Remove call clobbering code.
7086 (make_constraint_to): New helper function.
7087 (make_escape_constraint): Likewise.
7088 (handle_rhs_call): Use it on all pointer containing arguments.
7089 Also mark the static chain escaped.
7090 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
7091 instead of ANYTHING.
7092 (make_constraint_from): New helper split out from ...
7093 (make_constraint_from_anything): ... here.
7094 (find_func_aliases): Add constraints for escape sites.
7095 (intra_create_variable_infos): Make constraints from NONLOCAL
7097 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
7099 (clobber_what_p_points_to): Remove.
7100 (clobber_what_escaped): New function.
7101 (init_base_vars): Init NONLOCAL and ESCAPED.
7102 (do_sd_constraint): Do not propagate the solution from ESCAPED
7103 but use ESCAPED as a placeholder.
7104 (solve_graph): Likewise.
7105 * tree-flow.h (clobber_what_p_points_to): Remove.
7106 (clobber_what_escaped): Declare.
7107 * tree-ssa-alias.c (set_initial_properties): Call it.
7108 Remove code clobbering escaped pointers.
7110 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
7112 * function.c (allocate_struct_function): Only allocate a unique
7113 funcdef_no if the decl is nonzero.
7115 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
7117 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
7118 * config/mips/mips.c (mips_split_const_insns): New function.
7119 * config/mips/mips.md (move_type): New attribute.
7120 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
7121 (dword_mode): New attribute.
7122 (type): Avoid long line. Map "move_type"s to "type"s,
7123 choosing "multi" for doubleword moves if appropriate.
7124 Swap MTC/MFC comments to match their declaration order.
7125 (extended_mips16): Default to "yes" if "move_type" is "sll0",
7126 "type" is "branch" or "jal" is "direct".
7127 (length): Handle "extended_mips16" first. Make the default
7128 "0" for "ghost" instructions. Set the length from "move_type".
7129 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
7130 of "type", with "sll0" for the register alternative. Remove the
7131 "extended_mips16" attribute.
7132 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
7133 of "type", with "shift_shift" for the register alternative.
7134 Remove the "length" attribute.
7135 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
7136 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
7137 of "type", with "andi" for the register alternative.
7138 (*zero_extendqihi2): Likewise.
7139 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
7140 of "andi" instead of a "type" of "arith".
7141 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
7143 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
7144 (mov_<store>r, *mov<mode>_ra): Likewise.
7145 (extendsidi2): Use "move_type" instead of "type", with "move"
7146 for the register alternative.
7147 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
7148 of "type", with "signext" for the register alternative.
7149 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
7150 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
7151 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
7152 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
7153 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
7154 (unnamed branch insn): Likewise.
7155 (*movdi_gp32_fp64): Fold into...
7156 (*movdi_32bit): ...here.
7157 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
7158 (*movdf_hardfloat): ...this new pattern.
7159 (*movdf_softfloat): Remove redundant FPR alternatives.
7160 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
7161 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
7162 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
7163 the "move" attribute.
7164 (*movdi_32bit): Use "move_type" instead of "type" and remove the
7165 "length" attribute. Use "fpload" and "fpstore" instead of "load"
7166 and "store" for COP loads and stores.
7167 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
7168 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
7169 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
7170 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
7171 (*movtf_mips16, *movv2sf): Likewise.
7172 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
7173 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
7174 (mfhc1<mode>): Use "move_type" instead of "move".
7175 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
7176 (loadgp_blockage): Remove the "length" attribute.
7177 (blockage, set_got_version, update_got_version): Likewise.
7178 (call_internal): Remove the "extended_mips16" attribute.
7179 (call_value_internal, call_value_multiple_internal): Likewise.
7180 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
7182 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
7183 the "length" attribute.
7185 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7187 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
7188 -Wcast-qual warnings.
7189 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
7190 handle_pragma_pop_macro): Likewise.
7191 * collect2.c (resolve_lib_name): Likewise.
7192 * config/arc/arc.c (arc_init): Likewise.
7193 * config/arm/arm.c (neon_builtin_compare,
7194 locate_neon_builtin_icode): Likewise.
7195 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
7196 * config/bfin/bfin.c (bfin_init_machine_status,
7197 bfin_optimize_loop): Likewise.
7198 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
7199 * config/cris/cris.c (cris_init_expanders): Likewise.
7200 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
7201 * config/darwin.c (machopic_indirection_eq,
7202 machopic_indirection_name, machopic_output_indirection): Likewise.
7203 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
7204 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
7205 frv_optimize_membar): Likewise.
7206 * config/i386/cygwin.h (mingw_scan,
7207 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
7208 * config/i386/cygwin1.c (mingw_scan): Likewise.
7209 * config/i386/i386.c (machopic_output_stub): Likewise.
7210 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
7211 i386_pe_unique_section): Likewise.
7212 * config/ia64/ia64.c (ia64_init_machine_status,
7213 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
7215 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
7216 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
7217 * config/m68k/m68k.c (m68k_handle_option,
7218 m68k_sched_md_init_global): Likewise.
7219 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
7220 mcore_unique_section): Likewise.
7221 * config/mips/mips.c (mips_block_move_straight,
7222 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
7224 * config/mmix/mmix.c (mmix_init_machine_status,
7225 mmix_encode_section_info): Likewise.
7226 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
7227 * config/rs6000/rs6000.c (rs6000_init_machine_status,
7228 print_operand_address, output_toc, redefine_groups,
7229 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
7230 * config/s390/s390.c (s390_init_machine_status): Likewise.
7231 * config/score/score.c (score_block_move_straight,
7232 score_block_move_loop_body): Likewise.
7233 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
7234 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
7235 * emit-rtl.c (find_auto_inc): Likewise.
7236 * gcc.c (translate_options, process_command): Likewise.
7237 * reorg.c (dbr_schedule): Likewise.
7238 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
7239 * xcoffout.c (xcoffout_declare_function): Likewise.
7241 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
7243 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
7244 ipa-pta working again.
7246 2008-06-27 David Edelsohn <edelsohn@gnu.org>
7248 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
7251 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
7253 * config.gcc (powerpc*-*-*): Add new core e500mc.
7254 * config/rs6000/e500mc.md: New file.
7255 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7257 (rs6000_override_options): Add e500mc case to
7258 processor_target_table. Altivec and Spe options not allowed
7259 with e500mc. Add isel instruction to e500mc by
7260 default. Initialize rs6000_cost for e500mc.
7261 (rs6000_issue_rate): Set issue rate for e500mc.
7262 * config/rs6000/rs6000.h (processor_type): Add
7263 PROCESSOR_PPCE500MC.
7264 (ASM_CPU_SPEC): Add e500mc.
7265 Set TARGET_ISEL to rs6000_isel.
7266 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
7267 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
7268 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
7270 * doc/invoke.texi: Add e500mc to list of cpus.
7272 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7275 * c-lex.c (lex_charconst): Initialize unsignedp.
7277 2008-06-27 Olivier Hainque <hainque@adacore.com>
7279 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
7280 documented assumptions.
7282 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
7284 * dwarf2out.c: Remove trailing white spaces. Break long line
7287 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
7289 * libfuncs.h (LTI_synchronize): New libfunc_index.
7290 (synchronize_libfunc): Declare.
7291 * builtins.c (expand_builtin_synchronize): Consider using
7292 synchronize_libfunc before falling back on an asm blockage.
7293 * config/mips/mips.c: Include libfuncs.h
7294 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
7296 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
7298 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
7299 parameter. Copy stack_reg to r11 where appropriate.
7300 (no_global_regs_above): Add gpr parameter.
7301 (rs6000_stack_info): Only add padding for SPE save area if we
7302 are saving SPE GPRs and CR.
7303 (saveres_routine_syms): New variable.
7304 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
7306 (rs6000_savres_routine_sym): New function.
7307 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
7309 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
7310 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
7311 Tweak FPR out-of-line saving.
7312 (rs6000_make_savres_rtx): New function.
7313 (rs6000_use_multiple_p): New function.
7314 (rs6000_savres_strategy): New function.
7315 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
7316 out-of-line if appropriate.
7317 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
7318 if we are optimizing for size.
7319 (GP_SAVE_INLINE): Define.
7320 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
7321 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
7322 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
7323 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
7324 (*save_fpregs_<mode>): Add use of r11.
7325 (*restore_gpregs_<mode>): New insn.
7326 (*return_and_restore_gpregs_<mode>): New insn.
7327 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
7329 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
7330 (*restore_gpregs_spe): New insn.
7331 (*return_and_restore_gpregs_spe): New insn.
7332 * config/rs6000/predicates.md (save_world_operation): Fix check.
7334 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
7336 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
7337 this point, so assert that.
7339 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
7341 * cfganal.c: Include vec.h and vecprim.h.
7342 (compute_idf): Import from...
7343 * tree-into-ssa (compute_idf): ...here.
7344 * basic-block.h (compute_idf): Export.
7346 2008-06-26 Joseph Myers <joseph@codesourcery.com>
7348 * c-decl.c (merge_decls): Use !current_function_decl to check for
7349 extern declaration of C99 inline function being at file scope.
7351 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
7353 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
7355 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7357 * alias.c (record_alias_subset, init_alias_analysis): Fix
7358 -Wc++-compat and/or -Wcast-qual warnings.
7359 * attribs.c (lookup_attribute_spec): Likewise.
7360 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
7361 copy_bb, connect_traces,
7362 find_rarely_executed_basic_blocks_and_cr): Likewise.
7363 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
7364 note_btr_set, migrate_btr_defs): Likewise.
7365 * builtins.c (result_vector, expand_builtin_memcpy,
7366 expand_builtin_mempcpy_args, expand_builtin_strncpy,
7367 builtin_memset_read_str, expand_builtin_printf,
7368 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
7370 * caller-save.c (mark_set_regs): Likewise.
7371 * calls.c (expand_call, emit_library_call_value_1): Likewise.
7372 * cgraph.c (cgraph_edge): Likewise.
7373 * combine.c (likely_spilled_retval_1): Likewise.
7374 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
7375 htab_counts_entry_del, get_coverage_counts): Likewise.
7376 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
7377 new_cselib_val): Likewise.
7378 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
7379 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
7381 * df-core.c (df_compact_blocks): Likewise.
7382 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
7383 * df-scan.c (df_grow_reg_info, df_ref_create,
7384 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
7385 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
7386 df_record_entry_block_defs, df_record_exit_block_uses,
7387 df_bb_verify): Likewise.
7388 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
7389 DF_REF_EXTRACT_MODE_CONST): New.
7390 * dominance.c (get_immediate_dominator, get_dominated_by,
7391 nearest_common_dominator, root_of_dom_tree,
7392 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
7393 -Wc++-compat and/or -Wcast-qual warnings.
7394 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
7395 record_store, replace_read, check_mem_read_rtx, scan_insn,
7396 dse_step1, dse_record_singleton_alias_set): Likewise.
7397 * dwarf2asm.c (dw2_force_const_mem): Likewise.
7399 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7401 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
7402 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
7403 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
7404 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
7405 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
7406 add_ranges_num, add_ranges_by_labels, file_info_cmp,
7407 file_name_acquire, output_file_names, add_const_value_attribute,
7408 premark_used_types_helper, file_table_eq, file_table_hash,
7409 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
7410 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
7411 -Wcast-qual warnings.
7412 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
7413 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
7414 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
7415 gen_reg_rtx, start_sequence, init_emit): Likewise.
7416 * et-forest.c (et_new_occ, et_new_tree): Likewise.
7417 * except.c (init_eh_for_function, gen_eh_region,
7418 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
7419 arh_to_landing_pad, arh_to_label, add_action_record,
7420 add_call_site, switch_to_exception_section): Likewise.
7421 * expmed.c (synth_mult): Likewise.
7422 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
7423 store_expr): Likewise.
7424 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
7426 * function.c (assign_stack_temp_for_type,
7427 allocate_struct_function, match_asm_constraints_1): Likewise.
7428 * gcov-io.c (gcov_allocate): Likewise.
7429 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
7430 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
7431 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
7432 record_one_set, insert_expr_in_table, insert_set_in_table,
7433 dump_hash_table, compute_hash_table_work, alloc_hash_table,
7434 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
7435 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
7436 -Wcast-qual warnings.
7438 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7440 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
7441 -Wcast-qual warnings.
7442 * gcc.c (process_command): Likewise.
7443 * genattrtab.c (oballoc): Use XOBNEW.
7444 (oballocvec): Define.
7445 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
7446 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
7447 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
7448 -Wc++-compat and/or -Wcast-qual warnings.
7449 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
7450 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
7451 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
7452 gen_presence_absence_set, gen_automaton, gen_regexp_el,
7453 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
7454 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
7455 add_excls, process_presence_absence_names,
7456 process_presence_absence_patterns, add_presence_absence,
7457 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
7458 get_free_state, add_arc, get_free_automata_list_el,
7459 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
7460 transform_3, cache_presence, create_ainsns, create_automata,
7461 create_state_ainsn_table, dfa_insn_code_enlarge,
7462 output_trans_func, output_min_issue_delay_func,
7463 output_dead_lock_func, output_reset_func,
7464 output_get_cpu_unit_code_func, output_dfa_start_func,
7465 expand_automata): Likewise.
7466 * genextract.c (gen_insn): Likewise.
7467 * gengtype-lex.l: Likewise.
7468 * gengtype.c (read_input_list, adjust_field_type,
7469 process_gc_options): Likewise.
7470 * genoutput.c (note_constraint): Likewise.
7471 * genpreds.c (mangle, add_constraint): Likewise.
7472 * genrecog.c (process_define_predicate, new_decision,
7473 add_to_sequence): Likewise.
7474 * gensupport.c (record_insn_name): Likewise.
7476 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7478 * config/i386/driver-i386.c (detect_caches_amd,
7479 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
7480 and/or -Wcast-qual warnings.
7481 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
7482 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
7483 gt_pch_save): Likewise.
7484 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
7485 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
7486 * global.c (compute_regsets): Likewise.
7487 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
7488 finish_graph_dump_file): Likewise.
7489 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
7490 unlink_bb_notes): Likewise.
7491 * integrate.c (get_hard_reg_initial_val): Likewise.
7492 * ipa-prop.c (ipa_push_func_to_list): Likewise.
7493 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
7494 * local-alloc.c (update_equiv_regs): Likewise.
7495 * loop-invariant.c (check_invariant_table_size,
7496 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
7498 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
7499 altered_reg_used, mark_altered): Likewise.
7500 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
7501 insert_var_expansion_initialization,
7502 combine_var_copies_in_loop_exit, apply_opt_in_copies,
7503 release_var_copies): Likewise.
7504 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
7505 analyze_matrix_decl, add_allocation_site, analyze_transpose,
7506 analyze_accesses_for_phi_node, check_var_notmodified_p,
7507 check_allocation_function, find_sites_in_func,
7508 record_all_accesses_in_func, transform_access_sites,
7509 transform_allocation_sites): Likewise.
7510 * omp-low.c (new_omp_region, create_omp_child_function_name,
7511 check_omp_nesting_restrictions, check_combined_parallel,
7512 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
7513 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
7514 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7515 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
7517 * opts-common.c (prune_options): Likewise.
7518 * opts.c (add_input_filename, print_filtered_help,
7519 get_option_state): Likewise.
7520 * params.c (add_params): Likewise.
7521 * passes.c (set_pass_for_id, next_pass_1,
7522 do_per_function_toporder, pass_fini_dump_file): Likewise.
7523 * postreload.c (reload_cse_simplify_operands): Likewise.
7524 * predict.c (tree_predicted_by_p, tree_predict_edge,
7525 clear_bb_predictions, combine_predictions_for_bb): Likewise.
7527 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7529 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
7531 * recog.c (check_asm_operands, validate_change_1): Likewise.
7532 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
7533 subst_asm_stack_regs): Likewise.
7534 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
7535 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
7536 * regmove.c (reg_is_remote_constant_p): Likewise.
7537 * regrename.c (regrename_optimize, scan_rtx_reg,
7538 kill_clobbered_value, kill_set_value, kill_autoinc_value):
7540 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
7541 regstat_compute_calls_crossed): Likewise.
7542 * reload1.c (init_reload, new_insn_chain,
7543 has_nonexceptional_receiver, reload, copy_reloads,
7544 calculate_needs_all_insns, init_elim_table): Likewise.
7545 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
7546 * rtl.c (shallow_copy_rtx_stat): Likewise.
7547 * rtlanal.c (parms_set): Likewise.
7548 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
7549 sbitmap_resize, sbitmap_vector_alloc): Likewise.
7550 * sched-ebb.c (earliest_block_with_similiar_load,
7551 add_deps_for_risky_insns): Likewise.
7552 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
7553 schedule_region): Likewise.
7554 * see.c (eq_descriptor_pre_extension,
7555 hash_descriptor_pre_extension, hash_del_pre_extension,
7556 eq_descriptor_properties, hash_descriptor_properties,
7557 hash_del_properties, see_seek_pre_extension_expr,
7558 see_initialize_data_structures, see_print_register_properties,
7559 see_print_pre_extension_expr, see_delete_merged_def_extension,
7560 see_delete_unmerged_def_extension, see_emit_use_extension,
7561 see_pre_delete_extension, see_map_extension, see_commit_changes,
7562 see_analyze_merged_def_local_prop,
7563 see_analyze_merged_def_local_prop,
7564 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
7565 see_set_prop_merged_def, see_set_prop_unmerged_def,
7566 see_set_prop_unmerged_use, see_print_one_extension,
7567 see_merge_one_use_extension, see_merge_one_def_extension,
7568 see_store_reference_and_extension, see_update_uses_relevancy,
7569 see_update_defs_relevancy): Likewise.
7570 * statistics.c (hash_statistics_hash, hash_statistics_eq,
7571 hash_statistics_free, curr_statistics_hash): Likewise.
7572 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
7573 expand_asm_operands, expand_return, case_bit_test_cmp,
7574 expand_case): Likewise.
7575 * stor-layout.c (start_record_layout): Likewise.
7576 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
7577 gt_pch_save_stringpool): Likewise.
7578 * tree-data-ref.c (hash_stmt_vertex_info,
7579 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
7580 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
7582 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
7585 * config/i386/i386.md : Change constraints of HImode and QImode
7586 immediate operands from "i" to "n". Change SImode "ni" constraint to
7587 "i" and SImode "rmi" constraint to "g". Remove all constraints
7588 from const0_operand and const1_operand predicated operands.
7589 (i): Change QImode and HImode attribute from "i" to "n".
7590 (*subqi_2): Change HImode operands to QImode.
7593 2008-06-25 Olivier Hainque <hainque@adacore.com>
7595 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
7598 2008-06-25 Richard Guenther <rguenther@suse.de>
7600 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
7601 not overflow the result type.
7603 2008-06-25 Richard Guenther <rguenther@suse.de>
7605 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
7606 (vn_lookup): Likewise.
7608 2008-06-25 Richard Guenther <rguenther@suse.de>
7610 PR tree-optimization/35518
7611 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
7612 * tree-sra.c (instantiate_element): Use fold_build3 to build
7614 (try_instantiate_multiple_fields): Likewise.
7616 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7618 * config/rs6000/rs6000.md: Change all string instruction's clobber to
7621 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7623 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
7624 use_backchain_to_restore_sp to true
7625 if the offset of the link register save area would go over the 32k - 1
7626 offset limit of the load
7629 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
7631 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
7632 anchor for the type-punning blurb. Cross-reference "Structures
7633 unions enumerations and bit-fields implementation". Provide a
7634 cast-through-pointer example. Make final sentence self-contained.
7635 * doc/implement-c.texi (Structures unions enumerations and
7636 bit-fields implementation): Cross-reference the type-punning blurb
7637 in the -fstrict-aliasing documentation.
7639 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7642 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
7643 the memory instead of the memory itself for the save area.
7645 2008-06-24 Olivier Hainque <hainque@adacore.com>
7646 Nicolas Roche <roche@adacore.com>
7648 * gengtype.c (srcdir_len): size_t instead of int.
7649 (get_file_realbasename): New function. For F a filename, the real
7650 basename of F, with all the path components stripped.
7651 (get_file_srcdir_relative_path): New function. For F a filename, the
7652 relative path to F from $(srcdir).
7653 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
7654 get_file_realbasename. Adjust the head comment.
7655 (get_prefix_langdir_index): New function. For F a filename, return the
7656 lang_dir_names[] relative index of the language directory that is
7658 (get_file_langdir): For F a filename, return the name of the language
7659 directory where F is located.
7660 (get_file_gtfilename): New function. The gt- output file name for an
7662 (get_output_file_with_visibility): Replace in-line computations with
7663 uses of get_file_gtfilename and get_prefix_langdir_index.
7664 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
7666 2008-06-24 Jakub Jelinek <jakub@redhat.com>
7668 PR tree-optimization/36504
7669 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
7670 references without base address.
7672 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
7675 * calls.c (expand_call): Increase alignment for recursive functions.
7677 2008-06-23 Anatoly Sokolov <aesok@post.ru>
7679 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
7680 (TARGET_FUNCTION_VALUE): New define.
7681 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
7682 * config/avr/avr.h (FUNCTION_VALUE): Remove.
7684 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
7686 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
7687 (fmod<mode>3): Ditto.
7688 (remainderxf3): Ditto.
7689 (remainder<mode>3): Ditto.
7691 2008-06-23 Jakub Jelinek <jakub@redhat.com>
7694 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
7695 REG is a hard register.
7697 PR tree-optimization/36508
7698 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
7699 499, don't check it at all in release compilers.
7701 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
7703 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
7704 together with SSE_TARGET_MATH to disable insn pattern.
7705 (*fop_<MODEF:mode>_2_i387): Ditto.
7706 (*fop_<MODEF:mode>_3_i387): Ditto.
7708 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
7710 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
7712 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7715 * gimplify.c (gimplify_asm_expr): Check the return code of
7716 parse_output_constraint call, set function return and is_inout
7719 2008-06-22 Ian Lance Taylor <iant@google.com>
7721 * c-lex.c (narrowest_unsigned_type): Change itk to int.
7722 (narrowest_signed_type): Likewise.
7723 * c-typeck.c (c_common_type): Change local variable mclass to enum
7725 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
7726 tcc_comparison, not the tree code itself.
7727 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
7728 (c_expand_expr): Cast modifier to enum expand_modifier.
7729 * c-common.h (C_RID_CODE): Add casts.
7730 (C_SET_RID_CODE): Define.
7731 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
7732 (c_lex_one_token): Add cast to avoid warning.
7733 (c_parser_objc_type_name): Rename local typename to type_name.
7734 (check_no_duplicate_clause): Change code parameter to enum
7736 (c_parser_omp_var_list_parens): Change kind parameter to enum
7738 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
7739 c_parser_omp_list_var_parens.
7740 (c_parser_omp_threadprivate): Likewise.
7741 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
7742 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
7743 * c-format.c (NO_FMT): Define.
7744 (printf_length_specs): Use NO_FMT.
7745 (asm_fprintf_length_specs): Likewise.
7746 (gcc_diag_length_specs): Likewise.
7747 (scanf_length_specs): Likewise.
7748 (strfmon_length_specs): Likewise.
7749 (gcc_gfc_length_specs): Likewise.
7750 (printf_flag_specs): Change 0 to STD_C89.
7751 (asm_fprintf_flag_specs): Likewise.
7752 (gcc_diag_flag_specs): Likewise.
7753 (gcc_cxxdiag_flag_specs): Likewise.
7754 (scanf_flag_specs): Likewise.
7755 (strftime_flag_specs): Likewise.
7756 (strfmon_flag_specs): Likewise.
7757 (print_char_table): Likewise.
7758 (asm_fprintf_char_table): Likewise.
7759 (gcc_diag_char_table): Likewise.
7760 (gcc_tdiag_char_table): Likewise.
7761 (gcc_cdiag_char_table): Likewise.
7762 (gcc_cxxdiag_char_table): Likewise.
7763 (gcc_gfc_char_table): Likewise.
7764 (scan_char_table): Likewise.
7765 (time_char_table): Likewis.
7766 (monetary_char_table): Likewise.
7767 * c-format.h (BADLEN): Likewise.
7769 2008-06-21 Ian Lance Taylor <iant@google.com>
7771 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
7772 Define END_OF_BASE_TREE_CODES around inclusion.
7773 * tree.c (tree_code_type): New global array.
7774 (tree_code_length, tree_code_name): Likewise.
7775 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
7777 (all-tree.def, s-alltree): New targets.
7778 (gencheck.h, s-gencheck): Remove.
7779 (tree.o): Depend upon all-tree.def.
7780 (build/gencheck.o): Remove gencheck.h dependency.
7781 (mostlyclean): Don't remove gencheck.h.
7782 * c-common.h (enum c_tree_code): Remove.
7783 * c-lang.c (tree_code_type): Remove.
7784 (tree_code_length, tree_code_name): Remove.
7785 * gencheck.c (tree_codes): Include all-tree.def, rather than
7786 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
7788 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
7790 * cp/cp-tree.h (enum cplus_tree_code): Remove.
7791 (operator_name_info): Size to MAX_TREE_CODES.
7792 (assignment_operator_name_info): Likewise.
7793 * cp/cp-lang.c (tree_code_type): Remove.
7794 (tree_code_length, tree_code_name): Remove.
7795 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
7796 (assignment_operator_name_info): Likewise.
7797 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
7799 * cp/mangle.c (write_expression): Likewise.
7800 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
7801 * fortran/f95-lang.c (tree_code_type): Remove.
7802 (tree_code_length, tree_code_name): Remove.
7803 * java/java-tree.h (enum java_tree_code): Remove.
7804 * java/lang.c (tree_code_type): Remove.
7805 (tree_code_length, tree_code_name): Remove.
7806 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
7807 * objc/objc-act.h (enum objc_tree_code): Remove.
7808 * objc/objc-lang.c (tree_code_type): Remove.
7809 (tree_code_length, tree_code_name): Remove.
7810 * objcp/objcp-lang.c (tree_code_type): Remove.
7811 (tree_code_length, tree_code_name): Remove.
7812 * ada/ada-tree.h (enum gnat_tree_code): Remove.
7813 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
7814 * ada/misc.c (tree_code_type): Remove.
7815 (tree_code_length, tree_code_name): Remove.
7817 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
7819 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
7820 the grand_bitmap_obstack.
7822 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7824 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
7825 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
7826 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
7827 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
7828 move_stmt_r, new_label_mapper): Likewise.
7829 * tree-complex.c (cvc_lookup): Likewise.
7830 * tree-dfa.c (create_function_ann): Likewise.
7831 * tree-dump.c (dump_register): Likewise.
7832 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
7833 find_phi_replacement_condition): Likewise.
7834 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
7835 tree_function_versioning): Likewise.
7836 * tree-into-ssa.c (cmp_dfsnum): Likewise.
7837 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
7838 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
7839 get_nonlocal_debug_decl, convert_nonlocal_reference,
7840 convert_nonlocal_omp_clauses, get_local_debug_decl,
7841 convert_local_reference, convert_local_omp_clauses,
7842 convert_nl_goto_reference, convert_nl_goto_receiver,
7843 convert_tramp_reference, convert_call_expr): Likewise.
7844 * tree-outof-ssa.c (contains_tree_r): Likewise.
7845 * tree-parloops.c (reduction_phi, initialize_reductions,
7846 eliminate_local_variables_1, add_field_for_reduction,
7847 add_field_for_name, create_phi_for_local_result,
7848 create_call_for_reduction_1, create_loads_for_reductions,
7849 create_stores_for_reduction, create_loads_and_stores_for_name):
7851 * tree-phinodes.c (allocate_phi_node): Likewise.
7852 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
7853 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
7854 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
7855 * tree-ssa-coalesce.c (compare_pairs): Likewise.
7856 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
7857 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
7858 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
7859 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
7860 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
7861 vn_nary_op_insert): Likewise.
7862 * tree-ssa.c (redirect_edge_var_map_add,
7863 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
7864 * tree-vectorizer.c (vectorize_loops): Likewise.
7865 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
7866 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
7867 tree_cons_stat, build1_stat, build_variant_type_copy,
7868 decl_init_priority_lookup, decl_fini_priority_lookup,
7869 decl_priority_info, decl_restrict_base_lookup,
7870 decl_restrict_base_insert, decl_debug_expr_lookup,
7871 decl_debug_expr_insert, decl_value_expr_lookup,
7872 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
7873 type_hash_add, get_file_function_name, tree_check_failed,
7874 tree_not_check_failed, tree_range_check_failed,
7875 omp_clause_range_check_failed, build_omp_clause,
7876 build_vl_exp_stat): Likewise.
7877 * value-prof.c (gimple_histogram_value,
7878 gimple_duplicate_stmt_histograms): Likewise.
7879 * var-tracking.c (attrs_list_insert, attrs_list_copy,
7880 unshare_variable, variable_union_info_cmp_pos, variable_union,
7881 dataflow_set_different_1, dataflow_set_different_2,
7882 vt_find_locations, variable_was_changed, set_variable_part,
7883 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
7884 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
7885 section_entry_hash, object_block_entry_eq,
7886 object_block_entry_hash, create_block_symbol,
7887 initialize_cold_section_name, default_function_rodata_section,
7888 strip_reg_name, set_user_assembler_name, const_desc_eq,
7889 build_constant_desc, output_constant_def, lookup_constant_def,
7890 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
7891 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
7892 default_internal_label): Likewise.
7893 * varray.c (varray_init, varray_grow): Likewise.
7894 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
7896 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
7898 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
7899 operators for "test" insn. Macroize insn using SWI mode macro.
7900 (*jcc_fused_2): Ditto.
7901 (*jcc_fused_3): Macroize insn using SWI mode macro.
7902 (*jcc_fused_4): Ditto.
7904 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
7906 * tree-ssa-pre.c: Fix typo in comment.
7907 (init_antic, fini_antic): Add explicit funtions for
7908 initializing and deinitializing ANTIC and AVAIL sets.
7909 (create_expression_by_pieces): Fix typo in comment.
7910 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
7911 (execute_pre): Eventually dump details about ANTIC_IN.
7913 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7915 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
7916 * gcc.c (translate_options, init_spec, store_arg, read_specs,
7917 add_to_obstack, file_at_path, find_a_file, execute,
7918 add_preprocessor_option, add_assembler_option, add_linker_option,
7919 process_command, insert_wrapper, do_option_spec, do_self_spec,
7920 spec_path, do_spec_1, is_directory, main, used_arg,
7921 getenv_spec_function): Likewise.
7922 * tlink.c (symbol_hash_lookup, file_hash_lookup,
7923 demangled_hash_lookup, symbol_push, file_push, frob_extension):
7926 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7928 * doc/rtl.texi: Updated subreg section.
7930 2008-06-19 Jakub Jelinek <jakub@redhat.com>
7933 * cgraphunit.c (cgraph_process_new_functions): Don't clear
7934 node->needed and node->reachable.
7935 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
7936 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
7937 (expand_task_call): Don't call expand_task_copyfn.
7938 (expand_task_copyfn): Renamed to...
7939 (finalize_task_copyfn): ... this.
7941 2008-06-19 Jan Hubicka <jh@suse.cz>
7943 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
7944 clobbering framepointer.
7946 2008-06-19 Jan Hubicka <jh@suse.cz>
7948 * tree-optimize.c (execute_early_local_optimizations): Set
7949 cgraph_state only at first invocation.
7951 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7953 * system.h (-Wc++-compat): Activate as a warning, no an error.
7955 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
7957 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
7958 instead of "#" in insn asm template.
7959 (*jcc_fused_2): Ditto.
7961 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
7963 * config/i386/i386.h (ix86_tune_indices)
7964 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
7965 (TARGET_FUSE_CMP_AND_BRANCH): New define.
7966 * config/i386/i386.md (*jcc_fused_1): New insn pattern
7967 (*jcc_fused_2): Ditto.
7968 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
7969 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
7970 (print operand): Handle 'E' and 'e' code.
7972 2008-06-19 Anatoly Sokolov <aesok@post.ru>
7974 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
7975 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7976 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7978 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
7980 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
7982 (cgraph_expand_function): Use local copy of decl.
7983 (cgraph_expand_all_functions): Remove redundant initialization of
7985 (cgraph_optimize): Reword internal_error message.
7987 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
7989 * arm-protos.h (arm_return_in_memory): Remove public
7990 arm_return_in_memory() prototype.
7991 * arm.c (arm_return_in_memory): Add static prototype, add target
7992 hook macro, change definition and comments.
7993 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
7995 2008-06-19 Ben Elliston <bje@au.ibm.com>
7997 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
7998 real.c: Remove references to IEEE 754R.
7999 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
8000 * doc/libgcc.texi (Decimal float library routines): Likewise.
8002 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8004 * targhooks.h (struct gcc_target): New member unwind_word_mode.
8005 (default_unwind_word_mode): Add prototype.
8006 * targhooks.c (default_unwind_word_mode): New function.
8007 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
8008 instead of word_mode.
8009 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
8010 (TARGET_INITIALIZER): Use it.
8012 * c-common.c (handle_mode_attribute): Support "unwind_word"
8014 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
8016 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
8017 word_mode to access SjLj_Function_Context member "data".
8018 (sjlj_emit_dispatch_table): Likewise. Also, perform type
8019 conversion from targetm.eh_return_filter_mode () to
8020 targetm.unwind_word_mode () if they differ.
8022 * builtin-types.def (BT_UNWINDWORD): New primitive type.
8023 (BT_FN_UNWINDWORD_PTR): New function type.
8024 (BT_FN_WORD_PTR): Remove.
8025 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
8026 * except.c (expand_builtin_extend_pointer): Convert pointer to
8027 targetm.unwind_word_mode () instead of word_mode.
8029 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
8030 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
8031 (spu_unwind_word_mode): New function.
8032 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
8033 (TARGET_UNWIND_WORD_MODE): Define.
8034 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
8036 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8038 * config/spu/spu.c (reg_align): Remove.
8039 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
8040 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
8041 (spu_split_store): Likewise.
8043 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
8045 * gcc/tree-vn.c: Fix typo in comment.
8047 2008-06-18 Jan Hubicka <jh@suse.cz>
8049 * cgraphunit.c (cgraph_optimize): Output debug info when doing
8050 toplevel reorder too.
8052 2008-06-18 Jan Hubicka <jh@suse.cz>
8054 * c-opts.c (c_common_post_options): PCH is not compatible with
8056 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
8057 -fno-toplevel-reorder by default now.
8059 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8061 PR documentation/30739
8062 * doc/install.texi (Prerequisites): Document dependency on awk.
8064 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
8065 Ian Lance Taylor <iant@google.com>
8067 PR rtl-optimization/35604
8068 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
8069 only want to change jump destinations, not eventual label comparisons.
8071 2008-06-16 Jan Hubicka <jh@suse.cz>
8073 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
8075 (cgraph_analyze_function): Likewise.
8077 2008-06-16 Jan Hubicka <jh@suse.cz>
8079 * cgraph.h (cgraph_mark_if_needed): New function.
8080 * cgraphunit.c (cgraph_mark_if_needed): New function.
8081 * c-decl.c (duplicate_decl): Use it.
8083 2008-06-16 Jan Hubicka <jh@suse.cz>
8085 * cgraph.c (cgraph_add_new_function): When in expansion state, do
8088 2008-06-16 Jan Hubicka <jh@suse.cz>
8090 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
8092 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
8093 Kazu Hirata <kazu@codesourcery.com>
8094 Maxim Kuvyrkov <maxim@codesourcery.com
8096 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
8097 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
8098 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
8099 EXTRA_SPEC_FUNCTIONS.
8100 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
8101 (DRIVER_SELF_SPECS): Adjust.
8102 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
8103 * config/mips/st.h, config/mips/t-st: New.
8104 * config/mips/driver-native.c, config/mips/x-native: New.
8105 * doc/invoke.texi (MIPS): Document 'native' value for -march and
8108 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8110 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
8112 (ISA_HAS_FP_CONDMOVE): New macro.
8113 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
8114 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
8115 (ISA_HAS_NMADD3_NMSUB3): New macro.
8116 * config/mips/mips.c (mips_rtx_costs): Update.
8117 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
8118 compiling for ST Loongson 2E/2F.
8119 (madd<mode>): Rename to madd4<mode>. Update.
8120 (madd3<mode>): New pattern.
8121 (msub<mode>): Rename to msub4<mode>. Update.
8122 (msub3<mode>): New pattern.
8123 (nmadd<mode>): Rename to nmadd4<mode>. Update.
8124 (nmadd3<mode>): New pattern.
8125 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
8126 (nmadd3<mode>_fastmath): New pattern.
8127 (nmsub<mode>): Rename to nmsub4<mode>. Update.
8128 (nmsub3<mode>): New pattern.
8129 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
8130 (nmsub3<mode>_fastmath): New pattern.
8131 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
8133 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
8135 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
8136 (DF_REF_INSN_INFO): New.
8137 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
8138 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
8139 with a NULL DF_REF_INSN_INFO.
8140 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
8142 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
8143 DF_INSN_INFO_EQ_USES): New.
8144 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
8145 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
8146 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
8147 * df-core.c: Update comment for above changes.
8148 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
8149 DF_INSN_UID_* macros.
8150 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
8151 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
8152 insn rtx. Update all callers.
8153 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
8154 df_ref_create_structure, df_insn_refs_collect): Likewise.
8155 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
8156 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
8157 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
8158 macros to access the insn refs.
8159 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
8160 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
8161 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
8162 for accessing the refs.
8163 (try_fwprop_subst): Likewise.
8164 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
8165 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
8166 for accessing the refs.
8167 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
8168 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
8169 to look at the insn refs.
8170 (record_uses): Likewise.
8171 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
8173 (mark_artificial_uses): Don't mark_insn for artificial refs.
8174 (mark_reg_rependencies): Likewise.
8176 * doc/rtl.texi: Remove documentation of ADDRESSOF.
8178 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8180 * configure: Regenerate.
8182 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8184 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
8185 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8186 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8188 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8190 * config/avr/avr.c (avr_mcu_t): Add attiny167.
8191 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8192 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8194 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8196 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
8197 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8198 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8200 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
8202 * tree-ssa-sccvn.c: Fix format of comments.
8204 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
8206 * cgraph.c: Remove unneeded forward declarations of eq_node()
8209 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
8211 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
8213 (see_update_relevancy): Likewise.
8214 * fwprop.c (try_fwprop_subst): Likewise.
8215 * rtlanal.c (noop_move_p): Likewise.
8216 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
8217 notes to non-existing libcall blocks.
8218 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
8220 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
8221 (dead_libcall_p): Remove.
8222 (delete_trivially_dead_insns): Don't use it.
8223 * web.c (union_defs): Remove comment about keeping nops.
8224 * gcse.c (hash_scan_insn): Don't take libcall pointers.
8225 (compute_hash_table_work): Don't track libcall notes.
8226 (do_local_cprop): Don't take libcall pointers. Don't update
8228 (adjust_libcall_notes): Deleted.
8229 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
8230 ever have existed in the first place).
8231 (replace_store_insn): Don't try to remove libcall notes.
8232 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
8233 (resolve_reg_notes): Don't call them.
8234 (resolve_simple_move): Likewise.
8235 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
8236 Don't remove REG_RETVAL notes.
8237 * emit-rtl.c (try_split): Don't update libcall notes.
8238 (emit_copy_of_insn_after): Dito.
8239 * cselib.c (cselib_current_insn_in_libcall): Remove.
8240 (cselib_process_insn): Don't set/clear it.
8241 (new_elt_loc_list): Don't record it.
8242 (cselib_init): Don't initialize it.
8243 * cselib.c (struct elt_loc_list): Remove in_libcall field.
8244 * loop-invariant.c (find_invariant_insn): Don't look for libcall
8246 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
8247 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
8248 (init_deps): Don't initialize it.
8249 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
8250 * combine.c (delete_noop_moves): Don't update libcall notes.
8251 (can_combine_p): Remove now pointless #if 0 block.
8252 (try_combine): Remove another obsolete #if 0 block.
8253 (distribute_notes): Don't distribute libcall notes.
8254 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
8255 * dce.c (libcall_dead_p): Remove.
8256 (delete_unmarked_insns): Don't handle libcall blocks.
8257 (preserve_libcall_for_dce): Remove.
8258 (prescan_insns_for_dce): Don't special-case libcall block insns.
8259 * reload1 (reload): Don't handle libcall notes.
8260 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
8263 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
8265 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
8266 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8267 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8269 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
8271 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
8272 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8273 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8275 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8277 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
8279 2008-06-16 Ira Rosen <irar@il.ibm.com>
8281 PR tree-optimization/36493
8282 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
8283 the arguments list. Use VECTYPE to create vector pointer.
8284 (vectorizable_store): Fail if accesses through a pointer to vectype
8285 do not alias the original memory reference operands.
8286 Call vect_create_data_ref_ptr without the removed argument.
8287 (vectorizable_load): Likewise.
8288 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
8291 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
8294 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
8297 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8299 * config/mips/loongson2ef.md: New file.
8300 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
8301 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
8302 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
8303 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
8304 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
8306 (loongson2ef.md): New include.
8307 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
8308 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
8309 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
8310 (loongson_gt_<mode>, loongson_extract_halfword)
8311 (loongson_insert_halfword_0, loongson_insert_halfword_2)
8312 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
8313 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
8314 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
8315 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
8316 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
8317 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
8318 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
8319 (vec_interleave_low<mode>): Define type attribute.
8320 * config/mips/mips.c (mips_ls2): New static variable.
8321 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
8322 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
8323 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
8324 Implement target scheduling hooks.
8325 (mips_multipass_dfa_lookahead): Update to handle tuning for
8327 (mips_sched_init): Initialize data for Loongson scheduling.
8328 (mips_ls2_variable_issue): New static function.
8329 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
8331 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
8332 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
8333 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
8334 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
8335 Handle ST Loongson 2E/2F cores.
8336 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
8338 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8340 * omp-low.c (extract_omp_for_data): Fix comment typo.
8343 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8345 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
8346 FIXME note about gcc/config.guess.
8347 * doc/options.texi (Option file format): Remove non-ASCII bytes.
8348 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
8349 * doc/cppopts.texi: Likewise.
8350 * doc/extend.texi: Likewise.
8351 * doc/gcc.texi: Likewise.
8352 * doc/gccint.texi: Likewise.
8353 * doc/gcov.texi: Likewise.
8354 * doc/gty.texi: Likewise.
8355 * doc/hostconfig.texi: Likewise.
8356 * doc/install.texi: Likewise.
8357 * doc/invoke.texi: Likewise.
8358 * doc/loop.texi: Likewise.
8359 * doc/makefile.texi: Likewise.
8360 * doc/md.texi: Likewise.
8361 * doc/passes.texi: Likewise.
8362 * doc/tm.texi: Likewise.
8363 * doc/tree-ssa.texi: Likewise.
8364 * doc/trouble.texi: Likewise.
8366 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
8367 Nathan Sidwell <nathan@codesourcery.com>
8368 Maxim Kuvyrkov <maxim@codesourcery.com>
8369 Richard Sandiford <rdsandiford@googlemail.com>
8371 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
8372 * config/mips/mips-protos.h (mips_expand_vector_init): New.
8373 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
8375 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
8376 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
8377 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
8379 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
8380 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
8381 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
8382 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
8383 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
8384 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
8385 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
8386 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
8387 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
8388 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
8389 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
8390 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
8391 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
8392 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
8393 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
8394 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
8395 (mips_builtins): Add Loongson builtins.
8396 (mips_loongson_2ef_bdesc): New.
8397 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
8398 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
8399 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
8400 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
8402 (mips_expand_vector_init): New.
8403 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
8404 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
8406 * config/mips/mips.md: Add unspec numbers for Loongson
8407 builtins. Include loongson.md.
8408 (MOVE64): Include Loongson vector modes.
8409 (SPLITF): Include Loongson vector modes.
8410 (HALFMODE): Handle Loongson vector modes.
8411 * config/mips/loongson.md: New.
8412 * config/mips/loongson.h: New.
8413 * config.gcc: Add loongson.h header for mips*-*-* targets.
8414 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
8416 2008-06-14 Joseph Myers <joseph@codesourcery.com>
8418 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
8419 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
8420 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
8421 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
8422 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
8423 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
8424 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
8425 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
8426 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
8427 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
8428 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
8429 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
8430 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
8431 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
8432 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
8433 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
8434 Remove use_fixproto=yes.
8435 (ia64*-*-hpux*): Remove comment about using fixproto.
8436 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
8438 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8440 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
8442 * configure: Regenerate.
8444 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
8447 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
8448 before evaluating it.
8450 2008-06-13 Jakub Jelinek <jakub@redhat.com>
8453 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
8454 nested inline functions.
8455 (start_decl, start_function): Don't invert DECL_EXTERNAL
8456 for nested inline functions.
8458 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
8460 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
8461 splits that must be made for correctness.
8463 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
8465 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
8466 (AVAIL_NON_MIPS16): Likewise.
8467 (mips_builtin_description): Replace target_flags with a predicate.
8468 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
8469 (dspr2_32): New availability predicates.
8470 (MIPS_BUILTIN): New macro.
8471 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
8472 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
8473 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
8474 Replace the TARGET_FLAGS parameters with AVAIL parameters.
8475 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
8476 (mips_dsp_32only_bdesc): Merge into...
8477 (mips_builtins): ...this new array.
8478 (mips_bdesc_map, mips_bdesc_arrays): Delete.
8479 (mips_init_builtins): Update after above changes.
8480 (mips_expand_builtin_1): Merge into...
8481 (mips_expand_builtin): ...here and update after above changes.
8483 2008-06-12 Paul Brook <paul@codesourcery.com>
8485 * longlong.h (__arm__): Define count_leading_zeros.
8486 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
8487 (clzsi2, clzdi2): New functions.
8488 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
8489 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
8490 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
8491 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
8492 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
8493 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
8494 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
8495 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8496 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
8497 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
8499 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
8501 * config/m68k/m68k.c (m68k_tune_flags): New.
8502 (override_options): Compute m68k_tune_flags.
8503 (MULL_COST, MULW_COST): Update for various variants of CFV2.
8504 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
8506 2008-06-12 Jakub Jelinek <jakub@redhat.com>
8509 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
8511 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
8513 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
8514 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
8516 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
8518 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
8519 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
8521 2008-06-12 Jakub Jelinek <jakub@redhat.com>
8524 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
8527 2008-06-12 Richard Guenther <rguenther@suse.de>
8529 PR tree-optimization/36345
8530 * tree-flow.h (struct ptr_info_def): Align escape_mask,
8531 add memory_tag_needed flag.
8532 (may_alias_p): Declare.
8533 * tree-ssa-alias.c (may_alias_p): Export.
8534 (set_initial_properties): Use memory_tag_needed flag.
8535 (update_reference_counts): Likewise.
8536 (reset_alias_info): Reset memory_tag_needed flag.
8537 (create_name_tags): Check memory_tag_needed flag.
8538 (dump_points_to_info_for): Dump it.
8539 * tree-ssa-structalias.c (struct variable_info): Remove
8540 directly_dereferenced flag.
8541 (new_var_info): Do not initialize it.
8542 (process_constraint_1): Do not set it.
8543 (update_alias_info): Set is_dereferenced flag.
8544 (set_uids_in_ptset): Use may_alias_p.
8545 (set_used_smts): Check memory_tag_needed flag.
8546 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
8547 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
8548 memory_tag_needed flag.
8549 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
8552 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
8554 * config/i386/i386.c (ix86_compute_frame_layout): Disable
8555 red zone for w64 abi.
8556 (ix86_expand_prologue): Likewise.
8557 (ix86_force_to_memory): Likewise.
8558 (ix86_free_from_memory): Likewise.
8560 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
8563 * config/rs6000/rs6000.c (rs6000_override_options): Set
8564 rs6000_isel conditionally to the absence of comand line override.
8565 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8566 Remove duplicate rs6000_isel setting.
8567 * config/rs6000/eabispe.h: Ditto.
8569 2008-06-11 Richard Guenther <rguenther@suse.de>
8571 * alias.c (get_alias_set): Use the element alias-set for arrays.
8572 (record_component_aliases): For arrays and vectors do nothing.
8573 * c-common.c (strict_aliasing_warning): Handle the cases
8574 of alias set zero explicitly.
8575 * Makefile.in (dfp.o-warn): Add -Wno-error.
8577 2008-06-11 Joseph Myers <joseph@codesourcery.com>
8579 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
8581 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
8582 tune_32 tune_64 to supported_defaults. Allow values not
8583 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
8584 x86_64. Do not override cpu_32 or cpu_64 values from target name.
8585 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
8586 with_cpu_64 to generic for 64-bit-supporting configurations, not
8587 with_cpu. Remove FIXMEs.
8588 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
8589 --with-arch-64, --with-tune-32, --with-tune-64): Document.
8590 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
8591 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
8592 arch_32 and arch_64.
8594 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
8595 Olivier Hainque <hainque@adacore.com>
8597 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
8598 Use DECL_SIZE_UNIT to retrieve the size of the field.
8600 2008-06-11 Joseph Myers <joseph@codesourcery.com>
8602 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
8603 with function calls after declarations. Lay out
8604 neon_float_type_node before further use.
8606 2008-06-11 Richard Guenther <rguenther@suse.de>
8608 * tree-flow.h (may_point_to_global_var): Declare.
8609 * tree-ssa-alias.c (may_point_to_global_var): New function.
8610 * tree-ssa-sink.c (is_hidden_global_store): Use it.
8612 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
8614 * configure.ac: Teach that fido supports .debug_line.
8615 * configure: Regenerate.
8617 2008-06-10 Tom Tromey <tromey@redhat.com>
8619 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
8622 2008-06-10 Joseph Myers <joseph@codesourcery.com>
8624 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
8625 (encode_decimal64, decode_decimal64, encode_decimal128,
8626 decode_decimal128): Reverse order of 32-bit parts of value if host
8627 and target endianness differ.
8629 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
8631 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
8632 Avoid division by 0.
8633 (tree_mod_pow2_value_transform): Likewise.
8634 (tree_ic_transform): Likewise.
8635 (tree_stringops_transform): Likewise.
8636 (tree_mod_subtract_transform): Likewise.
8637 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
8638 (copy_edges_for_bb): Likewise.
8639 (initialize_cfun): Likewise.
8641 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
8643 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
8644 nonmemory_operand. Add "N" operand constraint.
8646 (*jcc_btdi_mask_rex64): New instruction and split pattern.
8647 (*jcc_btsi_mask): Ditto.
8648 (*jcc_btsi_mask_1): Ditto.
8650 2008-06-10 Joseph Myers <joseph@codesourcery.com>
8652 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
8653 TYPE_CANONICAL for copied element type.
8655 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
8658 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
8659 Add m_CORE2 and m_GENERIC.
8660 * config/i386/predicates.md (bt_comparison_operator): New predicate.
8661 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
8663 (*jcc_btdi_rex64): New instruction and split pattern.
8665 (*jcc_btsi_1): Ditto.
8666 (*btsq): Fix Intel asm dialect operand order.
8670 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
8673 * simplify-rtx.c (simplify_subreg): Add check for shift count
8676 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
8678 * doc/md.texi: Synchronize with later constraints.md change.
8679 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
8680 with a C implementation.
8681 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
8683 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
8684 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
8685 when moving to and from MD_REGNUM.
8686 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
8687 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
8688 Handle byte and halfword moves.
8689 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
8691 * config/mips/constraints.md (h): Turn into NO_REGS.
8692 (l, x): Update documentation.
8693 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
8694 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
8695 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
8696 (HILO): New mode iterator.
8698 (any_div): New code iterator.
8699 (u): Extend code attribute to div and udiv.
8700 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
8701 d_operand in the splitters. Remove redundant CONST_INT checks.
8702 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
8703 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
8704 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
8705 accordingly, using normal moves instead of unspecs to move LO into
8706 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
8707 (<u>mulsidi3): Handle expansion in C code.
8708 (<u>mulsidi3_32bit_internal): Rename to...
8709 (<u>mulsidi3_32bit): ...this.
8710 (<u>mulsidi3_32bit_r4000): Fix insn separator.
8711 (*<u>mulsidi3_64bit): Rename to...
8712 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
8713 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
8714 to set LO and HI to the multiplication result. Use a normal move
8715 for MFLO and an unspec for MFHI.
8716 (*<u>mulsidi3_64bit_parts): Replace with...
8717 (<u>mulsidi3_64bit_hilo): ...this new instruction.
8718 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
8719 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
8720 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
8721 instead of HI. Split the instruction into a separate multiplication
8722 and MFHI if !TARGET_FIX_R4000.
8723 (<su>muldi3_highpart): Likewise.
8724 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
8725 and the "=h" clobber.
8726 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
8727 (<u>mulditi3): New expander.
8728 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
8729 (madsi): Remove "=h" clobber.
8730 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
8731 Force the modulus result to be a GPR and split the instruction into
8732 a division followed by an MFHI after reload.
8733 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
8734 (*lea_high64): Use d_operand in the define_peephole2. Likewise
8735 the MIPS16 HIGH define_split.
8736 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
8737 of acc<->gpr moves to "multi".
8738 (*movdi_64bit): Replace the single "x" alternative with
8739 alternatives for moving into and out of "a".
8740 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
8741 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
8742 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
8743 Use d_operand in the splitters. Remove redundant CONST_INT checks.
8744 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
8745 (movti): New expander.
8746 (*movti, *movti_mips16): New insns.
8747 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
8748 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
8749 (mthi<GPR:mode>_<HILO:mode>): Likewise.
8750 * config/mips/predicates.md (fpr_operand): Delete.
8751 (d_operand): New predicate.
8753 2008-06-09 Michael Meissner <michael.meissner@amd.com>
8755 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
8756 failure on some Bourne shells.
8757 (x86_64-*-*): Ditto.
8759 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
8761 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
8763 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
8765 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
8766 (sparc-sun-solaris2*): Likewise.
8768 2008-06-09 Arnaud Charlet <charlet@adacore.com
8770 * doc/install.texi: Update requirements to build the Ada compiler.
8772 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
8774 * df-scan.c (struct df_scan_problem_data): Remove the
8775 mw_link_pool alloc pool.
8776 (df_scan_free_internal): Don't free it.
8777 (df_scan_alloc): Don't allocate it.
8778 * df.h (struct df_link): Update comment.
8780 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
8782 * except.h: Correct checks for when SJLJ exceptions must be used.
8784 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8786 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
8789 2008-06-08 Joseph Myers <joseph@codesourcery.com>
8791 PR tree-optimization/36218
8792 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
8793 configure for the build system.
8794 (BUILD_LDFLAGS): Define.
8795 * configure: Regenerate.
8796 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
8798 2008-07-08 Anatoly Sokolov <aesok@post.ru>
8801 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
8802 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
8803 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
8805 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
8807 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
8809 2008-06-07 Joseph Myers <joseph@codesourcery.com>
8811 * config.gcc (Obsolete configurations): Remove list of
8813 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
8814 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
8815 targets matched by those patterns.
8816 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
8817 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
8818 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
8819 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
8820 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8821 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
8822 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
8823 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
8824 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
8825 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
8826 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
8827 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
8828 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
8829 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
8830 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
8831 Make code for Solaris 7 and greater unconditional for Solaris.
8832 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
8833 Remove --with-* handling.
8834 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
8835 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
8836 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
8837 LINK_OS_WINDISS_SPEC): Remove.
8838 * config/rs6000/sysv4.opt (mwindiss): Remove.
8839 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
8840 * configure: Regenerate.
8841 * doc/cpp.texi: Don't mention BeOS.
8842 * doc/extend.texi (interrupt): Don't mention MS1.
8843 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
8844 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
8845 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
8846 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
8847 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
8849 * doc/invoke.texi (MT Options): Remove.
8850 (-mwindiss): Remove.
8851 (CRIS Options): Remove cris-axis-aout references.
8852 (HPPA Options): Don't mention hppa1.1-*-pro.
8853 * doc/md.texi: (MorphoTech family): Remove.
8854 * libgcc2.c: Don't handle UWIN.
8855 * config/alpha/t-unicosmk: Remove.
8856 * config/alpha/unicosmk.h: Remove.
8857 * config/arm/kaos-arm.h: Remove.
8858 * config/arm/kaos-strongarm.h: Remove.
8859 * config/arm/strongarm-coff.h: Remove.
8860 * config/arm/strongarm-elf.h: Remove.
8861 * config/arm/strongarm-pe.h: Remove.
8862 * config/arm/t-strongarm-pe: Remove.
8863 * config/arm/t-xscale-coff: Remove.
8864 * config/arm/t-xscale-elf: Remove.
8865 * config/arm/xscale-coff.h: Remove.
8866 * config/arm/xscale-elf.h: Remove.
8867 * config/chorus.h: Remove.
8868 * config/cris/aout.h: Remove.
8869 * config/cris/aout.opt: Remove.
8870 * config/cris/t-aout: Remove.
8871 * config/i386/beos-elf.h: Remove.
8872 * config/i386/kaos-i386.h: Remove.
8873 * config/i386/ptx4-i.h: Remove.
8874 * config/i386/sco5.h: Remove.
8875 * config/i386/sco5.opt: Remove.
8876 * config/i386/sysv4-cpp.h: Remove.
8877 * config/i386/sysv5.h: Remove.
8878 * config/i386/t-beos: Remove.
8879 * config/i386/t-sco5: Remove.
8880 * config/i386/t-uwin: Remove.
8881 * config/i386/uwin.asm: Remove.
8882 * config/i386/uwin.h: Remove.
8883 * config/kaos.h: Remove.
8884 * config/mips/windiss.h: Remove.
8885 * config/mt: Remove directory.
8886 * config/pa/pa-osf.h: Remove.
8887 * config/pa/pa-pro-end.h: Remove.
8888 * config/pa/t-pro: Remove.
8889 * config/ptx4.h: Remove.
8890 * config/rs6000/beos.h: Remove.
8891 * config/rs6000/kaos-ppc.h: Remove.
8892 * config/rs6000/t-beos: Remove.
8893 * config/rs6000/windiss.h: Remove.
8894 * config/sh/kaos-sh.h: Remove.
8895 * config/sol2-6.h: Remove.
8896 * config/sparc/sol26-sld.h: Remove.
8897 * config/sparc/sysv4-only.h: Remove.
8898 * config/vax/bsd.h: Remove.
8899 * config/vax/t-memfuncs: Remove.
8900 * config/vax/ultrix.h: Remove.
8901 * config/vax/vaxv.h: Remove.
8902 * config/windiss.h: Remove.
8904 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
8906 PR rtl-optimization/36438
8907 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
8908 for vector shifts with constant scalar shift operands.
8910 2008-06-06 Sandip Matte <sandip@rmicorp.com>
8912 * doc/invoke.texi: Document -march=xlr.
8913 * config/mips/xlr.md: New file.
8914 * config/mips/mips.md: Include it.
8916 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
8917 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
8918 (mips_rtx_cost_data): Likewise.
8920 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
8922 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
8923 PRE_INC and PRE_DEC cases.
8925 2008-06-06 Jakub Jelinek <jakub@redhat.com>
8927 PR rtl-optimization/36419
8928 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
8929 the emitting jump insn.
8932 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
8933 is not bool, boolify the whole *expr_p and convert to the desired type.
8935 2008-06-06 Jakub Jelinek <jakub@redhat.com>
8937 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
8938 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
8939 Add omp_private_outer_ref hook, add another argument to
8940 omp_clause_default_ctor hook.
8941 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
8942 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
8943 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
8944 hook_tree_tree_tree_tree_null.
8945 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
8946 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
8947 * hooks.c (hook_tree_tree_tree_tree_null): New function.
8948 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
8949 * tree.def (OMP_TASK): New tree code.
8950 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
8951 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
8952 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
8953 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
8954 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
8955 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
8956 OMP_CLAUSE_COLLAPSE_EXPR): Define.
8957 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
8958 (OMP_DIRECTIVE_P): Add OMP_TASK.
8959 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
8960 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
8961 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
8962 and OMP_CLAUSE_UNTIED entries.
8963 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
8965 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
8966 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
8967 * tree-pretty-print.c (dump_omp_clause): Handle
8968 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
8969 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
8970 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
8971 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
8972 warning about unsigned iterators. Change decl/init/cond/incr
8973 arguments to TREE_VECs, check arguments for all collapsed loops.
8974 (c_finish_omp_taskwait): New function.
8975 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
8977 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
8978 default_function_array_conversion on init. Add par_clauses argument.
8979 If decl is present in parallel's lastprivate clause, change it to
8980 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
8981 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
8982 collapse count in clauses.
8983 (c_parser_omp_for, c_parser_omp_parallel): Adjust
8984 c_parser_omp_for_loop callers.
8985 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
8986 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
8987 (c_parser_omp_clause_name): Handle collapse and untied clauses.
8988 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
8990 (c_parser_omp_clause_schedule): Handle schedule(auto).
8991 Include correct location in the error message.
8992 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
8993 and PRAGMA_OMP_CLAUSE_UNTIED.
8994 (OMP_TASK_CLAUSE_MASK): Define.
8995 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
8996 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
8997 * tree-nested.c (convert_nonlocal_omp_clauses,
8998 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
8999 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
9000 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9001 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
9003 (conver_nonlocal_reference, convert_local_reference,
9004 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
9005 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
9006 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
9007 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
9008 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
9009 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
9010 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
9011 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
9012 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
9014 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
9015 * c-common.h (c_finish_omp_taskwait): New prototype.
9016 * gimple-low.c (lower_stmt): Handle OMP_TASK.
9017 * tree-parloops.c (create_parallel_loop): Create 1 entry
9018 vectors for OMP_FOR_{INIT,COND,INCR}.
9019 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
9020 (make_edges): Handle OMP_TASK.
9021 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
9022 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9023 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
9024 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
9025 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
9026 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
9027 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
9028 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
9029 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
9030 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
9031 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
9032 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
9033 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
9034 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
9035 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
9036 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
9037 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
9038 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
9039 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
9040 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
9041 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
9042 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
9043 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
9044 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
9045 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
9046 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
9047 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
9048 original iterator is present in lastprivate clause or if
9049 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
9050 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9051 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
9052 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
9053 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
9054 if it is set, lookup var in outer contexts too. Handle
9055 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
9056 to be implicitly determined firstprivate for task regions.
9057 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
9058 if it is set, lookup var in outer contexts too. Set
9059 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
9060 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
9061 OMP_CLAUSE_UNTIED. Take region_type as last argument
9062 instead of in_parallel and in_combined_parallel.
9063 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
9065 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
9066 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
9067 (new_omp_context): Set default_kind to
9068 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
9069 (omp_region_type): New enum.
9070 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
9071 fields, add region_type.
9072 (new_omp_context): Take region_type as argument instead of is_parallel
9073 and is_combined_parallel.
9074 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
9075 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
9076 ctx->is_combined_parallel checks.
9077 (gimplify_omp_task): New function.
9078 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
9080 * omp-low.c (extract_omp_for_data): Use schedule(static)
9081 for schedule(auto). Handle pointer and unsigned iterators.
9082 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
9083 Add loops argument. Extract data for collapsed OMP_FOR loops.
9084 (expand_parallel_call): Assert sched_kind isn't auto,
9085 map runtime schedule to index 3.
9086 (struct omp_for_data_loop): New type.
9087 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
9088 Add loop, loops, collapse and iter_type fields.
9089 (workshare_safe_to_combine_p): Disallow combined for if
9090 iter_type is unsigned long long. Don't combine collapse > 1 loops
9091 unless all bounds and steps are constant. Adjust extract_omp_for_data
9093 (expand_omp_for_generic): Handle pointer, unsigned and long long
9094 iterators. Handle collapsed OMP_FOR loops. Adjust
9095 for struct omp_for_data changes. If libgomp function doesn't return
9096 boolean_type_node, add comparison of the return value with 0.
9097 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
9098 pointer, unsigned and long long iterators. Adjust for struct
9099 omp_for_data changes.
9100 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
9101 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
9102 unsigned long long. Allocate loops array, pass it to
9103 extract_omp_for_data. For collapse > 1 loops use always
9104 expand_omp_for_generic.
9105 (omp_context): Add sfield_map and srecord_type fields.
9106 (is_task_ctx, lookup_sfield): New functions.
9107 (use_pointer_for_field): Use is_task_ctx helper. Change first
9108 argument's type from const_tree to tree. Clarify comment.
9109 In OMP_TASK disallow copy-in/out sharing.
9110 (build_sender_ref): Call lookup_sfield instead of lookup_field.
9111 (install_var_field): Add mask argument. Populate both record_type
9112 and srecord_type if needed.
9113 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
9115 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
9116 and DECL_FIELD_OFFSET.
9117 (scan_sharing_clauses): Adjust install_var_field callers. For
9118 firstprivate clauses on explicit tasks allocate the var by value in
9119 record_type unconditionally, rather than by reference.
9120 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
9121 Use is_taskreg_ctx instead of is_parallel_ctx.
9122 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9123 (create_omp_child_function_name): Add task_copy argument, use
9124 *_omp_cpyfn* names if it is true.
9125 (create_omp_child_function): Add task_copy argument, if true create
9126 *_omp_cpyfn* helper function.
9127 (scan_omp_parallel): Adjust create_omp_child_function callers.
9128 Rename parallel_nesting_level to taskreg_nesting_level.
9129 (scan_omp_task): New function.
9130 (lower_rec_input_clauses): Don't run constructors for firstprivate
9131 explicit task vars which are initialized by *_omp_cpyfn*.
9132 Pass outer var ref to omp_clause_default_ctor hook if
9133 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
9134 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
9135 OMP_CLAUSE_REDUCTION_INIT.
9136 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
9137 avoid duplicate setting of fields. Handle
9138 OMP_CLAUSE_PRIVATE_OUTER_REF.
9139 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
9140 copy-out if TREE_READONLY, only copy-in.
9141 (expand_task_copyfn): New function.
9142 (expand_task_call): New function.
9143 (struct omp_taskcopy_context): New type.
9144 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
9146 (lower_omp_parallel): Rename to...
9147 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
9148 Call create_task_copyfn if srecord_type is needed. Adjust
9150 (task_shared_vars): New variable.
9151 (check_omp_nesting_restrictions): Warn if work-sharing,
9152 barrier, master or ordered region is closely nested inside OMP_TASK.
9153 Add warnings for barrier if closely nested inside of work-sharing,
9154 ordered, or master region.
9155 (scan_omp_1): Call check_omp_nesting_restrictions even for
9156 GOMP_barrier calls. Rename parallel_nesting_level to
9157 taskreg_nesting_level. Handle OMP_TASK.
9158 (lower_lastprivate_clauses): Even if some lastprivate is found on a
9159 work-sharing construct, continue looking for them on parent parallel
9161 (lower_omp_for_lastprivate): Add lastprivate clauses
9162 to the beginning of dlist rather than end. Adjust for struct
9163 omp_for_data changes.
9164 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
9165 not after it. Handle collapsed OMP_FOR loops, adjust for
9166 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
9167 (get_ws_args_for): Adjust extract_omp_for_data caller.
9168 (scan_omp_for): Handle collapsed OMP_FOR
9169 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9170 (lower_omp_single_simple): If libgomp function doesn't return
9171 boolean_type_node, add comparison of the return value with 0.
9172 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
9173 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
9174 (parallel_nesting_level): Rename to...
9175 (taskreg_nesting_level): ... this.
9176 (is_taskreg_ctx): New function.
9177 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
9179 (execute_lower_omp): Rename parallel_nesting_level to
9180 taskreg_nesting_level.
9181 (expand_omp_parallel): Rename to...
9182 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
9183 Call omp_task_call for OMP_TASK regions.
9184 (expand_omp): Adjust caller, handle OMP_TASK.
9185 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
9187 * bitmap.c (bitmap_default_obstack_depth): New variable.
9188 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
9189 if argument is NULL and bitmap_default_obstack is already initialized.
9190 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
9192 * matrix-reorg.c (matrix_reorg): Likewise.
9194 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
9196 * config/i386/i386.md (*indirect_jump): Macroize using P
9197 mode iterator. Remove !TARGET_64BIT from insn constraints.
9198 (*tablejump_1): Ditto.
9199 (*indirect_jump_rex64): Remove insn pattern.
9200 (*tablejump_1_rex64): Ditto.
9201 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
9202 and eh_return_si insn patterns.
9204 2008-06-06 Richard Guenther <rguenther@suse.de>
9206 * tree-ssa-structalias.c (merge_smts_into): Remove.
9207 (find_what_p_points_to): Do not bother to compute the
9208 points-to set for pt_anything pointers.
9209 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
9210 for pt_anything pointers is ok.
9212 2008-06-06 Jan Hubicka <jh@suse.cz>
9214 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
9216 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9218 * cgraph.c: Fix typos in comments.
9219 (cgraph_availability_names): Fix string typo.
9220 * fold-const.c: Fix typos in comments.
9221 (fold_binary): Fix typo in warning.
9222 * genautomata.c: Fix typos in comments.
9223 (check_presence_pattern_sets): Fix typo in local variable.
9224 (output_description): Fix typo in output.
9225 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
9226 * hwint.h: Likewise.
9227 * matrix-reorg.c (check_allocation_function): Likewise.
9228 * omega.c (smooth_weird_equations): Likewise.
9229 * auto-inc-dec.c: Fix typos in comments.
9230 * bb-reorder.c: Likewise.
9231 * builtins.c: Likewise.
9232 * c-common.c: Likewise.
9233 * c-cppbuiltin.c: Likewise.
9234 * c-parser.c: Likewise.
9235 * c-pretty-print.c: Likewise.
9236 * cfgcleanup.c: Likewise.
9237 * cfgexpand.c: Likewise.
9238 * cfghooks.c: Likewise.
9239 * cfglayout.c: Likewise.
9240 * cfgloopmanip.c: Likewise.
9241 * cgraphunit.c: Likewise.
9242 * coverage.c: Likewise.
9243 * dbxout.c: Likewise.
9244 * df-byte-scan.c: Likewise.
9245 * df-core.c: Likewise.
9246 * df-problems.c: Likewise.
9247 * df-scan.c: Likewise.
9249 * dominance.c: Likewise.
9250 * domwalk.c: Likewise.
9252 * dwarf2out.c: Likewise.
9253 * emit-rtl.c: Likewise.
9254 * et-forest.c: Likewise.
9255 * function.c: Likewise.
9256 * function.h: Likewise.
9258 * gcov-io.c: Likewise.
9261 * genattrtab.c: Likewise.
9262 * ggc-page.c: Likewise.
9263 * gimplify.c: Likewise.
9264 * gthr-lynx.h: Likewise.
9265 * haifa-sched.c: Likewise.
9266 * ipa-cp.c: Likewise.
9267 * ipa-inline.c: Likewise.
9268 * ipa-prop.h: Likewise.
9269 * ipa-pure-const.c: Likewise.
9270 * ipa-struct-reorg.c: Likewise.
9271 * ipa-struct-reorg.h: Likewise.
9272 * ipa-type-escape.c: Likewise.
9274 * loop-doloop.c: Likewise.
9275 * mips-tfile.c: Likewise.
9276 * mkmap-flat.awk: Likewise.
9277 * mkmap-symver.awk: Likewise.
9278 * modulo-sched.c: Likewise.
9279 * omp-low.c: Likewise.
9280 * optabs.c: Likewise.
9281 * optabs.h: Likewise.
9283 * passes.c: Likewise.
9284 * postreload-gcse.c: Likewise.
9285 * postreload.c: Likewise.
9286 * predict.c: Likewise.
9287 * pretty-print.h: Likewise.
9288 * profile.c: Likewise.
9289 * protoize.c: Likewise.
9290 * ra-conflict.c: Likewise.
9292 * recog.c: Likewise.
9293 * regclass.c: Likewise.
9295 * reload.c: Likewise.
9296 * rtl-error.c: Likewise.
9297 * rtlanal.c: Likewise.
9299 * sched-rgn.c: Likewise.
9302 * target.h: Likewise.
9303 * tree-dfa.c: Likewise.
9304 * tree-eh.c: Likewise.
9305 * tree-flow-inline.h: Likewise.
9306 * tree-inline.c: Likewise.
9307 * tree-into-ssa.c: Likewise.
9308 * tree-loop-distribution.c: Likewise.
9309 * tree-nested.c: Likewise.
9310 * tree-parloops.c: Likewise.
9311 * tree-pass.h: Likewise.
9312 * tree-pretty-print.c: Likewise.
9313 * tree-profile.c: Likewise.
9314 * tree-scalar-evolution.c: Likewise.
9315 * tree-sra.c: Likewise.
9316 * tree-ssa-alias-warnings.c: Likewise.
9317 * tree-ssa-ccp.c: Likewise.
9318 * tree-ssa-coalesce.c: Likewise.
9319 * tree-ssa-dom.c: Likewise.
9320 * tree-ssa-dse.c: Likewise.
9321 * tree-ssa-forwprop.c: Likewise.
9322 * tree-ssa-live.c: Likewise.
9323 * tree-ssa-live.h: Likewise.
9324 * tree-ssa-loop-im.c: Likewise.
9325 * tree-ssa-loop-ivopts.c: Likewise.
9326 * tree-ssa-loop-niter.c: Likewise.
9327 * tree-ssa-loop-prefetch.c: Likewise.
9328 * tree-ssa-phiopt.c: Likewise.
9329 * tree-ssa-phiprop.c: Likewise.
9330 * tree-ssa-sccvn.c: Likewise.
9331 * tree-ssa-ter.c: Likewise.
9332 * tree-ssa-threadupdate.c: Likewise.
9333 * tree-ssa.c: Likewise.
9334 * tree-vect-analyze.c: Likewise.
9335 * tree-vect-transform.c: Likewise.
9336 * tree-vectorizer.c: Likewise.
9337 * tree-vn.c: Likewise.
9338 * tree-vrp.c: Likewise.
9340 * tree.def: Likewise.
9342 * unwind-dw2-fde.c: Likewise.
9343 * unwind.inc: Likewise.
9344 * value-prof.c: Likewise.
9345 * vmsdbgout.c: Likewise.
9347 2008-06-05 David Edelsohn <edelsohn@gnu.org>
9349 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
9350 always place FP constants in the TOC for TARGET_POWERPC64.
9351 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
9353 2008-06-05 Joseph Myers <joseph@codesourcery.com>
9355 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
9356 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
9357 enable for TARGET_E500_DOUBLE.
9358 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
9359 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
9360 floating-point modes like integer modes for E500 double.
9361 (rs6000_legitimate_offset_address_p): Likewise.
9362 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
9363 addressing for DDmode for E500 double.
9364 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
9365 modes as using 64-bits of registers for E500 double.
9366 (spe_build_register_parallel): Do not handle DDmode or TDmode.
9367 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
9368 specially for E500 double.
9369 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
9370 TDmode for E500 double.
9371 (rs6000_gimplify_va_arg): Only handle SDmode in registers
9372 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
9373 (rs6000_split_multireg_move): Do not handle TDmode specially for
9375 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
9376 using 64-bit registers for E500 double.
9377 (emit_frame_save): Do not handle DDmode specially for E500 double.
9378 (gen_frame_mem_offset): Likewise.
9379 (rs6000_function_value): Do not call spe_build_register_parallel
9380 for DDmode or TDmode.
9381 (rs6000_libcall_value): Likewise.
9382 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
9383 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
9386 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
9388 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
9391 2008-06-04 Junjie Gu <jgu@tensilica.com>
9393 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
9394 comparison for frame pointers.
9396 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
9399 * config/avr/avr.h (PUSH_ROUNDING): Remove.
9401 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
9404 * builtins.c (expand_builtin_signbit): Don't take lowpart when
9405 register is already smaller or equal to required mode.
9407 2008-06-04 Xinliang David Li <davidxl@google.com>
9409 * tree-call-cdce.c: New file.
9410 (cond_dead_built_in_calls): New static variable.
9411 (input_domain): New struct.
9412 (check_pow): New function.
9413 (check_builtin_call): Ditto.
9414 (check_target_format): Ditto.
9415 (is_call_dce_candidate): Ditto.
9416 (gen_one_condition): Ditto.
9417 (gen_conditions_for_domain): Ditto.
9418 (get_domain): Ditto.
9419 (gen_conditions_for_pow_cst_base): Ditto.
9420 (gen_conditions_for_pow_int_base): Ditto.
9421 (gen_conditions_for_pow): Ditto.
9422 (get_no_error_domain): Ditto.
9423 (gen_shrink_wrap_conditions): Ditto.
9424 (shrink_wrap_one_built_in_call): Ditto.
9425 (shink_wrap_conditional_dead_built_in_calls): Ditto.
9426 (tree_call_cdce): Ditto.
9427 (gate_call_cdce): Ditto.
9428 (pass_call_cdce): New gimple pass.
9429 * passes.c: (init_optimization_passes): New pass.
9430 * tree-pass.h: New pass declaration.
9431 * opts.c (decode_options): New flag setting.
9432 * common.opt: Add -ftree-builtin-call-dce flag.
9433 * Makefile.in: Add new source file.
9434 * tempvar.def: New tv_id.
9435 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
9437 2008-06-04 Richard Guenther <rguenther@suse.de>
9439 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
9440 (is_call_clobbered): Always check var_ann->call_clobbered.
9441 (mark_call_clobbered): Always set var_ann->call_clobbered.
9442 (clear_call_clobbered): Always clear var_ann->call_clobbered.
9443 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
9444 (reset_alias_info): Clear call clobbering info on MTAGs and
9446 (set_pt_anything): Set pt_global_mem.
9447 (create_tag_raw): Adjust comment.
9448 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
9450 2008-06-04 Joseph Myers <joseph@codesourcery.com>
9451 Maxim Kuvyrkov <maxim@codesourcery.com>
9453 * config/m68k/m68k.opt (mxgot): New option.
9454 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
9455 (m68k_output_addr_const_extra): New.
9456 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
9457 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
9458 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
9459 * doc/invoke.texi (M680x0 Options): Document -mxgot.
9461 2008-06-04 Richard Guenther <rguenther@suse.de>
9463 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
9464 negative or non-representable offsets.
9466 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
9468 * config/i386/i386.c (ix86_gen_leave): New.
9469 (ix86_gen_pop1): Likewise.
9470 (ix86_gen_add3): Likewise.
9471 (ix86_gen_sub3): Likewise.
9472 (ix86_gen_sub3_carry): Likewise.
9473 (ix86_gen_one_cmpl2): Likewise.
9474 (ix86_gen_monitor): Likewise.
9475 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
9476 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
9477 ix86_gen_one_cmpl2 and ix86_gen_monitor.
9478 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
9479 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
9480 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
9481 (ix86_expand_epilogue): Updated.
9482 (print_operand): Handle integer register operand for 'z'.
9483 (ix86_expand_strlensi_unroll_1): Likewise.
9484 (ix86_expand_strlen): Likewise.
9485 (ix86_expand_builtin): Likewise.
9486 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
9487 mov{q}/mov{l} and add{q}/add{l}.
9489 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9491 * config/i386/i386.md (P): New mode iterator.
9492 (SFmode push_operand splitter): Macroize DImode and SImode pushes
9493 using P mode iterator.
9494 (DFmode push_operand splitter): Ditto.
9495 (XFmode push_operand splitter): Ditto.
9496 (DFmode float_extend SFmode push_operand splitter): Ditto.
9497 (XFmode float_extend SFmode push_operand splitter): Do not generate
9498 SImode pushes for 64bit target. Macroize Dimode and SImode
9499 pushes using P mode iterator.
9500 (XFmode float_extend DFmode push_operand splitter): Ditto.
9502 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9504 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
9505 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
9506 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
9508 (ix86_call_abi_override): Remove check for call_used_regs.
9510 2008-06-03 Richard Guenther <rguenther@suse.de>
9512 * tree-ssa-structalias.c (find_func_aliases): Add constraints
9513 for the lhs of calls if the return type contains pointers.
9515 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9517 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
9518 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
9519 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
9520 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
9521 of cfun and DEFAULT_ABI to deceide abi mode.
9523 (REG_PARM_STACK_SPACE): Removed.
9524 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
9525 (STACK_BOUNDARY): Use default target to deceide stack boundary.
9526 * config/i386/i386-protos.h (ix86_cfun_abi): New.
9527 (ix86_function_abi): Likewise.
9528 (ix86_function_type_abi): Likewise.
9529 (ix86_call_abi_override): Likewise.
9530 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
9531 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
9532 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
9533 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
9535 (X86_64_REGPARM_MAX): New.
9536 (X86_64_SSE_REGPARM_MAX): New.
9537 (X64_REGPARM_MAX): New.
9538 (X64_SSE_REGPARM_MAX): New.
9539 (X86_32_REGPARM_MAX): New.
9540 (X86_32_SSE_REGPARM_MAX): New.
9541 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
9542 (ix86_function_regparm): Handle user calling abi.
9543 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
9544 by DEFAULT_ABI versus SYSV_ABI check.
9545 (ix86_reg_parm_stack_space): New.
9546 (ix86_function_type_abi): New.
9547 (ix86_call_abi_override): New.
9548 (ix86_function_abi): New.
9549 (ix86_cfun_abi): New.
9550 (init_cumulative_args): Call abi specific initialization.
9551 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
9552 (function_arg_64): Extend SSE_REGPARM_MAX check.
9553 (function_arg (): Remove TARGET_64BIT_MS_ABI.
9554 (ix86_pass_by_reference): Likewise.
9555 (ix86_function_value_regno_p): Likewise.
9556 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
9557 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
9558 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
9559 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
9560 (setup_incoming_varargs_64): Adjust regparm for call abi.
9561 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
9562 (ix86_va_start): Likewise.
9563 (ix86_gimplify_va_arg): Likewise.
9564 (ix86_expand_prologue): Likewise.
9565 (output_pic_addr_const): Likewise.
9566 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
9567 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
9568 (x86_output_mi_thunk): Likewise.
9569 (x86_function_profiler): Likewise.
9570 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
9571 (SYSV_ABI, MS_ABI): New constants.
9573 (init_regs): Add prototype of function in regclass.c file.
9574 (OVERRIDE_ABI_FORMAT): New.
9575 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
9576 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
9577 (OUTGOING_REG_PARM_STACK_SPACE): New.
9578 (ix86_reg_parm_stack_space): New prototype.
9579 (CUMULATIVE_ARGS): Add call_abi member.
9580 (machine_function): Add call_abi member.
9581 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
9582 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
9584 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
9587 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
9588 (avr_builtin_setjmp_frame_value): New function.
9589 * config/avr/avr.md (nonlocal_goto_receiver): Define.
9590 (nonlocal_goto): Define.
9592 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
9594 * config/mips/mips.c (mips_emit_loadgp): Return early if
9595 there is nothing do to, otherwise emit a blockage if
9596 !TARGET_EXPLICIT_RELOCS || crtl->profile.
9597 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
9599 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9601 * configure.ac: Drop unneeded backslash ending up in config.in.
9602 * acinclude.m4: Likewise.
9603 * config.in: Regenerate.
9605 2008-05-26 Jan Hubicka <jh@suse.cz>
9607 * predict.c (maybe_hot_frequency_p): Break out of...
9608 (maybe_hot_bb_p): ... here.
9609 (maybe_hot_edge_p): New.
9610 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
9611 * basic-block.h (maybe_hot_edge_p): Declare.
9613 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
9615 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
9616 (*cmpfp_<mode>_cc): Ditto.
9617 (*fp_jcc_8<mode>_387): Ditto.
9618 (*fop_<MODEF:mode>_2_i387): Ditto.
9619 (*fop_<MODEF:mode>_3_i387): Ditto.
9620 (*fop_xf_2_i387): Ditto.
9621 (*fop_xf_3_i387): Ditto.
9623 2008-06-02 Tomas Bily <tbily@suse.cz>
9625 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
9627 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
9629 * config/mips/mips.c (mips_valid_offset_p): New function.
9630 (mips_valid_lo_sum_p): Likewise.
9631 (mips_classify_address): Use them.
9632 (mips_force_address): New function.
9633 (mips_legitimize_address): Use it.
9634 * config/mips/mips.md (MOVE128): New mode iterator.
9635 (movtf): Require TARGET_64BIT. Remove empty strings.
9636 (*movtf_internal): Rename to...
9637 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
9638 of "R" and use {,fp}{load,store} attributes instead of "multi".
9639 Use a separate define_split.
9640 (*movtf_mips16): New pattern.
9642 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
9644 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
9645 * config/mips/mips.c (mips_expand_before_return): New function.
9646 (mips_expand_epilogue): Call it.
9647 * config/mips/mips.md (return): Turn into a define_expand.
9648 (*return): New insn.
9650 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
9652 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
9653 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
9654 functions. Do not emit uses and clobbers of CONCATs; individually
9655 use and clobber their operands.
9656 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
9657 gen_clobber, emit_use and gen_use.
9658 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
9659 (expand_builtin_return): Likewise.
9660 * cfgbuild.c (count_basic_blocks): Likewise.
9661 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
9662 * explow.c (emit_stack_restore): Likewise.
9663 * expmed.c (extract_bit_field_1): Likewise.
9664 * expr.c (convert_move, emit_move_complex_parts): Likewise.
9665 (emit_move_multi_word, store_constructor): Likewise.
9666 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
9667 (thread_prologue_and_epilogue_insns): Likewise.
9668 * lower-subreg.c (resolve_simple_move): Likewise.
9669 * optabs.c (widen_operand, expand_binop): Likewise.
9670 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
9671 * reload.c (find_reloads): Likewise.
9672 * reload1.c (eliminate_regs_in_insn): Likewise.
9673 * stmt.c (expand_nl_goto_receiver): Likewise.
9674 * config/alpha/alpha.md (builtin_longjmp): Likewise.
9675 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
9676 * config/arm/arm.c (arm_load_pic_register): Likewise.
9677 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
9678 * config/arm/arm.md (untyped_return): Likewise.
9679 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
9680 * config/avr/avr.c (expand_prologue): Likewise.
9681 * config/bfin/bfin.c (do_unlink): Likewise.
9682 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
9683 * config/cris/cris.c (cris_expand_prologue): Likewise.
9684 * config/darwin.c (machopic_indirect_data_reference): Likewise.
9685 (machopic_legitimize_pic_address): Likewise.
9686 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
9687 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
9688 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
9689 (ix86_expand_convert_uns_didf_sse): Likewise.
9690 (ix86_expand_vector_init_general): Likewise.
9691 * config/ia64/ia64.md (eh_epilogue): Likewise.
9692 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
9693 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
9694 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
9695 (config/iq2000/iq2000.c): Likewise.
9696 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9697 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
9698 (builtin_longjmp): Likewise.
9699 * config/mn10300/mn10300.md (call, call_value): Likewise.
9700 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
9701 * config/pdp11/pdp11.md (abshi2): Likewise.
9702 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9703 * config/s390/s390.c (s390_emit_prologue): Likewise.
9704 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
9705 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
9706 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
9707 * config/sh/sh.c (prepare_move_operands): Likewise.
9708 (output_stack_adjust, sh_expand_epilogue): Likewise.
9709 (sh_set_return_address, sh_expand_t_scc): Likewise.
9710 * config/sparc/sparc.c (load_pic_register): Likewise.
9711 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
9712 * config/spu/spu.c (spu_expand_epilogue): Likewise.
9713 * config/v850/v850.c (expand_epilogue): Likewise.
9715 2008-05-31 Anatoly Sokolov <aesok@post.ru>
9717 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
9718 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
9719 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
9720 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
9721 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
9722 stack pointer register.
9723 (output_movhi): Remove code for interrupt specific writing to the
9724 stack pointer register.
9726 2008-05-31 Richard Guenther <rguenther@suse.de>
9728 PR tree-optimization/34244
9729 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
9730 (tree_expr_nonzero_warnv_p): Likewise.
9731 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
9732 ssa_name_nonnegative_p.
9733 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
9734 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
9735 not tree_expr_nonzero_warnv_p.
9737 PR tree-optimization/36262
9739 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
9741 PR tree-optimization/34244
9742 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
9743 (record_numbers_of_iterations): New function.
9744 (execute_vrp): Cache the numbers of iterations of loops.
9745 * tree-scalar-evolution.c (scev_reset_except_niters):
9747 (scev_reset): Use scev_reset_except_niters.
9748 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
9750 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
9752 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9753 __WORKAROUND_RETS when appropriate.
9755 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
9757 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
9758 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
9760 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
9761 *fop_df_comm_sse insn patterns using MODEF mode iterator.
9762 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
9763 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
9764 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
9765 *fop_df_1_mixed insn patterns using MODEF mode iterator.
9766 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
9767 *fop_df_1_sse insn patterns using MODEF mode iterator.
9768 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
9769 *fop_df_1_i387 insn patterns using MODEF mode iterator.
9770 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
9771 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
9772 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
9773 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
9774 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
9775 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
9776 (*fop_xf_4_i387): Use <MODE> for mode attribute.
9777 (*fop_xf_5_i387): Ditto.
9778 (*fop_xf_6_i387): Ditto.
9780 2008-05-30 Richard Guenther <rguenther@suse.de>
9782 * builtins.c (build_string_literal): Avoid generating
9783 a non-gimple_val result.
9785 2008-05-30 DJ Delorie <dj@redhat.com>
9787 * exec-tool.in: Use an environment variable (private) instead of a
9788 file (shared) as a semaphore, so as to not break parallel builds.
9790 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
9792 * optabs.c (maybe_encapsulate_block): Remove.
9793 (emit_libcall_block): Adjust accordingly.
9794 * optabs.h (maybe_encapsulate_block): Remove prototype.
9796 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
9797 Don't use maybe_encapsulate_block.
9799 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
9801 * config/rs6000/rs6000.c (rs6000_legitimize_address,
9802 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
9803 rtx is a SYMBOL_REF before calling get_pool_constant.
9805 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
9807 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
9809 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
9811 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
9812 rather than OS names to choose INO_T_EQ definition.
9813 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
9814 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
9816 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
9819 * config/darwin-f.c: New.
9820 * config/t-darwin: Added rule to build darwin-f.o.
9821 * config.gcc: Defined new variable, fortran_target_objs.
9822 (*-*-darwin*): Set fortran_target_objs.
9823 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
9824 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
9825 * configure: Regenerated.
9827 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
9830 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
9831 canonical type if needed.
9833 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
9835 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
9837 2008-05-29 Richard Guenther <rguenther@suse.de>
9839 PR tree-optimization/36343
9840 PR tree-optimization/36346
9841 PR tree-optimization/36347
9842 * tree-flow.h (clobber_what_p_points_to): Declare.
9843 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
9844 pointed-to variable is dereferenced is irrelevant to whether
9845 the pointer can access the pointed-to variable.
9846 (clobber_what_p_points_to): New function.
9847 * tree-ssa-alias.c (set_initial_properties): Use it.
9848 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
9849 call clobber check for NMTs.
9851 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
9853 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
9854 for printing gcov_type.
9856 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
9858 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
9859 and the eh region information.
9860 * value-prof.c (gimple_move_stmt_histograms): New function.
9861 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
9863 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
9865 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
9867 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
9869 * value-prof.c (tree_ic_transform): Print counts.
9870 * tree-profile.c (tree_gen_ic_func_profiler):
9871 Clear __gcov_indreict_call_callee variable to avoid misattribution
9874 2008-05-28 Rafael Espindola <espindola@google.com>
9876 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
9879 2008-05-28 Richard Guenther <rguenther@suse.de>
9881 PR tree-optimization/36339
9882 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
9883 and clobbering code out of the loop.
9885 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
9887 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
9890 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
9891 s390_contiguous_bitmask_p, s390_symref_operand_p,
9892 s390_check_symref_alignment, s390_reload_larl_operand,
9893 s390_reload_symref_address): New functions.
9894 (s390_branch_condition_mnemonic): Support compare and branch
9896 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
9897 and 'W' constraints.
9898 (s390_secondary_reload): Add secondary reloads for unaligned
9899 symbol refs or symbol refs to floating point or QI/TI mode
9901 (legitimate_address_p): Accept symbol references as addresses.
9902 (s390_expand_insv): Use rotate and insert selected bits
9903 instruction for insv when building for z10.
9904 (print_operand_address): Handle symbol ref addresses.
9905 (print_operand): Output modifier 'c' added for signed byte values.
9906 (s390_encode_section_info): Mark symbol refs with
9907 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
9909 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
9910 (length attribute): RRF, RRR have 4 byte length.
9911 (FPALL, INTALL): New mode iterators added.
9912 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
9913 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
9914 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
9915 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
9916 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
9917 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
9918 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
9919 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
9921 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
9922 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
9923 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
9924 reload<INTALL:mode><P:mode>_toreg_z10,
9925 reload<FPALL:mode><P:mode>_tomem_z10,
9926 reload<FPALL:mode><P:mode>_toreg_z10,
9927 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
9928 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
9929 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
9930 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
9932 (movmem, clrmem, cmpmem): New splitters added.
9934 * config/s390/predicates.md (larl_operand): Use
9935 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
9936 SYMBOL_REF_ALIGN1_P.
9937 (s390_signed_integer_comparison,
9938 s390_unsigned_integer_comparison): New predicates.
9940 * config/s390/s390-protos.h (s390_check_symref_alignment,
9941 s390_contiguous_bitmask_p, s390_reload_larl_operand,
9942 s390_reload_symref_address,
9943 s390_compare_and_branch_condition_mask): Prototypes added.
9945 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
9946 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
9947 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
9949 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
9951 * config/s390/s390.c (z10_cost): New cost function for z10.
9952 (s390_handle_arch_option, override_options): Support -march=z10 switch.
9953 (s390_issue_rate): Adjust issue rate for z10.
9954 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
9955 (processor_flags): Add PF_Z10.
9956 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
9957 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
9958 * gcc/config.gcc: Add z10.
9960 2008-05-28 Richard Guenther <rguenther@suse.de>
9962 PR tree-optimization/36291
9963 * tree-flow. h (struct gimple_df): Remove var_anns member.
9964 * tree-flow-inline.h (gimple_var_anns): Remove.
9965 (var_ann): Simplify.
9966 * tree-dfa.c (create_var_ann): Simplify.
9967 (remove_referenced_var): Clear alias info from var_anns of globals.
9968 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
9969 (delete_tree_ssa): Clear alias info from var_anns of globals.
9970 Do not free var_anns.
9971 (var_ann_eq): Remove.
9972 (var_ann_hash): Likewise.
9974 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
9976 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
9977 and loongson2f entries.
9978 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
9979 * config/mips/mips.h (processor_type): Add Loongson-2E
9980 and Loongson-2F entries.
9981 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
9982 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
9983 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
9984 * doc/invoke.texi (MIPS Options): Document loongson2e
9985 and loongson2f processor names.
9987 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
9991 * config/i386/i386.c (ix86_function_arg_boundary): Use
9992 alignment of canonical type.
9993 (ix86_expand_vector_move): Check unaligned memory access for
9996 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
9998 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
9999 Moved to the front of file.
10001 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
10002 H.J. Lu <hongjiu.lu@intel.com>
10004 * dwarf2out.c (current_fde): New.
10006 (lookup_cfa:): Likewise.
10007 (dwarf2out_end_epilogue): Likewise.
10008 (dwarf2out_note_section_used): Likewise.
10010 2008-05-27 Michael Matz <matz@suse.de>
10013 * c.opt (Wenum-compare): New warning option.
10014 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
10016 2008-05-27 Michael Matz <matz@suse.de>
10018 PR middle-end/36326
10019 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
10021 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
10022 into memory as tail calls.
10024 2008-05-27 Richard Guenther <rguenther@suse.de>
10026 PR tree-optimization/36339
10027 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
10028 pointers cause all addressable variables to be call clobbered.
10030 2008-05-27 Richard Guenther <rguenther@suse.de>
10032 PR tree-optimization/36245
10033 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
10035 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10037 * config/s390/s390.md: Replace all occurences of the 'm'
10038 constraint with 'RT'.
10040 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10042 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
10044 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
10046 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
10047 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
10048 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
10050 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10052 * reload.c: (find_reloads): Skip alternatives according to the
10053 "enabled" attribute. Constify the constraint variable.
10054 * recog.c (get_attr_enabled): Add default implementation.
10055 (extract_insn): Set the alternative_enabled_p array
10056 in the recog_data struct.
10057 (preprocess_constraints, constrain_operands): Skip
10058 alternatives according to the "enabled" attribute
10059 * recog.h (struct recog_data): New field alternative_enabled_p.
10060 (skip_alternative): New inline function.
10061 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
10062 (record_reg_classes): Skip alternative according to the
10063 "enabled" attribute.
10065 * doc/md.texi: Add documention for the "enabled" attribute.
10067 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10069 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
10070 * postreload.c (reload_cse_simplify_operands): Replace 'm'
10071 constraint with TARGET_MEM_CONSTRAINT.
10072 * recog.c (asm_operand_ok, preprocess_constraints,
10073 constrain_operands): Likewise.
10074 * regclass.c (record_reg_classes): Likewise.
10075 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
10076 * reload1.c (maybe_fix_stack_asms): Likewise.
10077 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
10078 * recog.h: Adjust comment.
10079 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
10080 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
10081 * doc/md.texi: Add a note to description of 'm' constraint.
10082 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
10084 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
10086 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
10087 that the bitfield is of integral type before testing its precision.
10089 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10090 Sa Liu <saliu@de.ibm.com>
10092 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
10093 __modti3, __udivti3, __umodti3 and __udivmodti4.
10094 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
10095 that implement TImode mul and div functions.
10096 * config/spu/multi3.c: New. Implement __multi3.
10097 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
10098 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
10101 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
10103 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
10104 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
10105 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
10106 tls_sysv_suffix): New mode and mode attribute iterators.
10107 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
10108 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
10109 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
10110 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
10111 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
10114 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
10116 PR tree-optimization/36329
10117 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
10118 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
10119 * cgraphbuild.c (initialize_inline_failed): Use the latter
10120 macro in lieu of the former.
10121 * ipa-inline.c (cgraph_mark_inline): Likewise.
10122 (cgraph_decide_inlining_of_small_function): Likewise.
10123 (cgraph_decide_inlining): Likewise.
10124 (cgraph_decide_inlining_incrementally): Likewise.
10126 2008-05-26 Tristan Gingold <gingold@adacore.com>
10127 Anatoly Sokolov <aesok@post.ru>
10129 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
10130 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
10131 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
10132 optimization for 'avr6' architecture.
10134 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
10137 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
10139 2008-05-26 Richard Guenther <rguenther@suse.de>
10141 * tree-ssa-sccvn.c (expr_has_constants): Declare.
10142 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
10144 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
10146 PR middle-end/36253
10147 * caller-save.c (insert_restore): Verify alignment of spill space.
10148 (insert_save): Likewise.
10149 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
10150 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
10151 (STACK_SLOT_ALIGNMENT): Likewise.
10152 * function.c (LOCAL_ALIGNMENT): Removed.
10153 (get_stack_local_alignment): New.
10154 (assign_stack_local): Use it. Set alignment on stack slot.
10155 (assign_stack_temp_for_type): Use get_stack_local_alignment.
10156 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
10157 (STACK_SLOT_ALIGNMENT): New.
10158 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
10159 stack slot in XFmode.
10161 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
10163 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
10166 * config/i386/i386.md (allocate_stack_worker_64): Make sure
10167 argument operand in rax isn't removed.
10169 2008-05-26 Richard Guenther <rguenther@suse.de>
10171 PR middle-end/36300
10172 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
10173 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
10175 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10178 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
10180 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
10182 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
10183 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
10185 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
10187 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
10188 build a trampoline if we don't want one.
10189 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
10190 return zero for nested functions if we don't want a trampoline.
10192 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10194 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
10196 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10199 * c.opt: Removed undocumented option '-lang-fortran'.
10200 * c-common.h: Removed global variable 'lang_fortran'.
10201 * c-opts.c (c_common_handle_option): Removed code to handle
10202 option '-lang-fortran'. Updated includes.
10203 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
10204 definition of '__GFORTRAN__'.
10205 (define__GNUC__): Reimplemented to use BASEVER and
10206 cpp_define_formatted.
10207 (builtin_define_with_value_n): Removed.
10208 * c-incpath.h: Renamed to ...
10209 * incpath.h: ... this.
10210 * c-incpath.c: Renamed to ...
10211 * incpath.c: ... this. Updated includes.
10212 * fix-header.c: Updated includes.
10213 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
10214 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
10215 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
10217 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
10219 * tree.h: Update the table of flags used on tree nodes.
10220 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
10221 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
10222 (FORCED_LABEL): Add access check.
10223 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
10224 (ASM_INPUT_P): Likewise.
10225 (ASM_VOLATILE_P): Likewise.
10226 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
10227 (OMP_SECTION_LAST): Access private_flag directly.
10228 (OMP_RETURN_NOWAIT): Likewise.
10229 (OMP_PARALLEL_COMBINED): Likewise.
10230 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
10231 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
10232 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
10233 deprecated_flag directly.
10235 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
10237 * final.c (frame_pointer_needed): Removed.
10238 * flags.h (frame_pointer_needed): Likewise.
10240 * function.h (rtl_data): Add frame_pointer_needed.
10241 (frame_pointer_needed): New.
10243 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
10245 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
10247 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
10249 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
10252 2008-05-25 Alan Modra <amodra@bigpond.net.au>
10254 * c-common.c (strip_array_types): Move function to..
10256 (get_inner_array_type): Delete.
10257 * c-common.h (strip_array_types): Move declaration to..
10259 (get_inner_array_type): Delete.
10260 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
10261 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
10262 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
10263 * config/pa/pa.c (emit_move_sequence): Likewise.
10265 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
10267 * config/i386/i386.md (*sse_prologue_save_insn): Set length
10270 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
10272 * function.c: Include target hook for nonlocal_goto frame value.
10274 2008-05-24 Richard Guenther <rguenther@suse.de>
10276 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
10277 variable can be only accessed through a pointer or a union.
10279 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10281 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
10282 * doc/extend.texi: Likewise.
10284 2008-05-23 DJ Delorie <dj@redhat.com>
10286 * config/m32c/jump.md (untyped_call): Add.
10288 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
10289 for A24 to PSImode.
10290 (m32c_address_cost): Detail costs for indirect offsets.
10292 2008-05-23 Rafael Espindola <espindola@google.com>
10294 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
10295 if a node is a SUBREG.
10296 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
10299 2008-05-23 Paul Brook <paul@codesourcery.com>
10300 Carlos O'Donell <carlos@codesourcery.com>
10302 * doc/extend.texi: Clarify use of __attribute__((naked)).
10303 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
10304 * target.h (gcc_target): Add allocate_stack_slots_for_args.
10305 * function.c (use_register_for_decl): Use
10306 targetm.calls.allocate_stack_slots_for_args.
10307 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
10308 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
10309 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
10311 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
10313 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
10315 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
10317 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
10318 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
10319 is only rounded once.
10321 2008-05-23 Richard Guenther <rguenther@suse.de>
10323 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
10325 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
10326 Jakub Jelinek <jakub@redhat.com>
10329 * configure.ac: Handle --enable-cld.
10330 * configure: Regenerated.
10331 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
10332 * config/i386/i386.h (struct machine_function): Add needs_cld field.
10333 (ix86_current_function_needs_cld): New define.
10334 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
10335 (cld): New isns pattern.
10336 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
10337 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
10338 * config/i386/i386.opt (mcld): New option.
10339 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
10340 TARGET_CLD and ix86_current_function_needs_cld.
10341 (override_options): Use -mcld by default for 32-bit code if
10344 * doc/install.texi (Options specification): Document --enable-cld.
10345 * doc/invoke.texi (Machine Dependent Options)
10346 [i386 and x86-64 Options]: Add -mcld option.
10347 (Intel 386 and AMD x86-64 Options): Document -mcld option.
10349 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
10350 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
10351 (return_in_memory_64): Likewise.
10352 (return_in_memory_ms_64): Likewise.
10354 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10356 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
10357 * builtins.c (fold_builtin_fpclassify): New.
10358 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
10359 * builtins.def (BUILT_IN_FPCLASSIFY): New.
10360 * c-common.c (handle_type_generic_attribute): Adjust to accept
10361 fixed arguments before an elipsis.
10362 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
10363 * doc/extend.texi: Document __builtin_fpclassify.
10365 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
10367 * omp-low.c (gate_expand_omp_ssa): Remove.
10368 (pass_expand_omp_ssa): Remove.
10369 (gate_expand_omp): Do not check for flag_openmp_ssa.
10370 * common.opt (-fopenmp-ssa): Remove.
10371 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
10373 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
10375 * config/sh/sh.opt (mfixed-range): New option.
10376 * config/sh/sh-protos.h (sh_fix_range): Declare.
10377 * config/sh/sh.c (sh_fix_range): New function.
10378 * config/sh/sh.h (sh_fixed_range_str): Declare.
10379 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
10381 * doc/invoke.texi (SH Options): Document -mfixed-range.
10383 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
10385 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
10386 it before the redeclaration.
10388 2008-05-22 Anatoly Sokolov <aesok@post.ru>
10390 * config/avr/avr.c (get_sequence_length): Add new function.
10391 (expand_prologue, expand_epilogue): Remove duplicate code.
10393 2008-05-22 Rafael Espindola <espindola@google.com>
10395 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
10398 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
10400 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
10401 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
10403 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
10404 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
10405 (vect_update_misalignment_for_peel): Likewise.
10406 (vector_alignment_reachable_p): Likewise.
10407 * tree-vect-transform.c (vectorizable_load): Likewise.
10408 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
10409 (get_vectype_for_scalar_type): Pass mode of scalar_type
10410 to UNITS_PER_SIMD_WORD.
10412 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
10413 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
10414 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
10415 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
10416 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
10418 2008-05-22 Ira Rosen <irar@il.ibm.com>
10420 PR tree-optimization/36293
10421 * tree-vect-transform.c (vect_transform_strided_load): Don't check
10422 if the first load must be skipped because of a gap.
10424 2008-05-22 Richard Guenther <rguenther@suse.de>
10426 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
10427 more cases of offset disambiguation that is possible if
10428 strict-aliasing rules apply.
10429 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
10430 for basic offset and type-based disambiguation.
10432 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10434 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
10435 ix86_expand_vector_set on V16QImode for SSE4.1.
10437 2008-05-21 Tom Tromey <tromey@redhat.com>
10439 * c.opt (Wimport): Mark as undocumented.
10440 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
10442 (Warning Options): Likewise.
10443 * doc/cppopts.texi: Don't mention -Wimport.
10445 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
10447 PR tree-optimization/36287
10448 PR tree-optimization/36286
10449 * lambda-code.c (build_access_matrix): Do not use the loop->num
10450 for computing the number of induction variables: use the loop depth
10453 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
10456 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
10457 option -f(no-)leading-underscore.
10459 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10461 * config/i386/i386.c (ix86_expand_vector_init_general): Use
10462 GET_MODE_NUNITS (mode).
10464 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
10466 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
10467 (-mmulhw): Add 464 to description.
10468 (-mdlmzb): Likewise.
10469 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
10470 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
10472 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
10473 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
10474 * config/rs6000/rs6000.md: Update comments for 464.
10476 2008-05-21 Janis Johnson <janis187@us.ibm.com>
10478 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
10480 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10482 * config/i386/sse.md (vec_extractv4sf): Removed.
10483 (vec_extractv2df): Likewise.
10484 (vec_extractv2di): Likewise.
10485 (vec_extractv4si): Likewise.
10486 (vec_extractv8hi): Likewise.
10487 (vec_extractv16qi): Likewise.
10488 (vec_extract<mode>): New.
10490 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10492 * config/i386/sse.md (vec_setv4sf): Removed.
10493 (vec_setv2df): Likewise.
10494 (vec_setv2di): Likewise.
10495 (vec_setv4si): Likewise.
10496 (vec_setv8hi): Likewise.
10497 (vec_setv16qi): Likewise.
10498 (vec_set<mode>): New.
10500 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10502 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
10503 goto for vec_concat and vec_interleave.
10505 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10507 * config/i386/sse.md (vec_initv4sf): Removed.
10508 (vec_initv2df): Likewise.
10509 (vec_initv2di): Likewise.
10510 (vec_initv4si): Likewise.
10511 (vec_initv8hi): Likewise.
10512 (vec_initv16qi): Likewise.
10513 (vec_init<mode>): New.
10515 2008-05-21 Joseph Myers <joseph@codesourcery.com>
10517 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
10519 2008-05-21 Tom Tromey <tromey@redhat.com>
10521 * ggc-zone.c (lookup_page_table_if_allocated): New function.
10522 (zone_find_object_offset): Likewise.
10523 (gt_ggc_m_S): Likewise.
10524 (highest_bit): Likewise.
10525 * ggc-page.c (gt_ggc_m_S): New function.
10526 * stringpool.c (string_stack): Remove.
10527 (init_stringpool): Update.
10528 (ggc_alloc_string): Use ggc_alloc.
10529 (maybe_delete_ident): New function.
10530 (ggc_purge_stringpool): Likewise.
10531 (gt_ggc_m_S): Remove.
10532 * ggc-common.c (ggc_protect_identifiers): New global.
10533 (ggc_mark_roots): Call ggc_purge_stringpool. Use
10534 ggc_protect_identifiers.
10535 * ggc.h (ggc_protect_identifiers): Declare.
10536 (gt_ggc_m_S): Update.
10537 (ggc_purge_stringpool): Declare.
10538 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
10539 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
10541 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
10543 2008-05-21 David S. Miller <davem@davemloft.net>
10545 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
10548 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
10550 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
10553 2008-05-20 David Daney <ddaney@avtrex.com>
10555 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
10556 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
10557 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
10558 UNSPEC_UPDATE_GOT_VERSION): Renumber.
10559 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
10560 (atomic_hiqi_op): New define_code_iterator.
10561 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
10562 mips_expand_compare_and_swap_12.
10563 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
10564 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
10565 (sync_<optab><mode>, sync_old_<optab><mode>,
10566 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
10567 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
10568 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
10569 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
10570 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
10571 (test_and_set_12): New insn.
10572 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
10573 sync_new_<optab><mode>, sync_old_nand<mode>,
10574 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
10575 clobber to operand 0 for SI and DI mode insns.
10576 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
10577 mips_gen_fn_4): New typedefs.
10578 (mips_gen_fn_ptrs): Define new union type.
10579 (mips_expand_compare_and_swap_12): Remove declaration.
10580 (mips_expand_atomic_qihi): Declare function.
10581 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
10582 (mips_expand_atomic_qihi): ... this. Use new generator function
10584 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
10585 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
10586 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
10587 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
10588 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
10589 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
10590 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
10591 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
10592 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
10593 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
10596 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
10598 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
10601 2008-05-20 Anatoly Sokolov <aesok@post.ru>
10603 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
10604 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
10605 (avr_attribute_table): Add 'OS_main' function attribute.
10606 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
10607 functions with 'OS_main' attribute.
10609 2008-05-20 Richard Guenther <rguenther@suse.de>
10611 PR tree-optimization/35204
10612 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
10613 helper, split out from ...
10614 (DFS): ... here. Make the DFS walk non-recursive.
10616 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
10617 Jan Sjodin <jan.sjodin@amd.com>
10619 PR tree-optimization/36181
10620 * tree-parloops.c (loop_has_vector_phi_nodes): New.
10621 (parallelize_loops): Don't parallelize when the loop has vector
10624 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
10625 Sebastian Pop <sebastian.pop@amd.com>
10627 * tree-loop-linear.c (gather_interchange_stats): Look in the access
10628 matrix, and never look at the tree representation of the memory
10630 (linear_transform_loops): Computes parameters and access matrices.
10631 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
10633 (access_matrix_get_index_for_parameter): New.
10634 * tree-data-ref.h (struct access_matrix): New.
10635 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
10636 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
10637 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
10638 am_vector_index_for_loop): New.
10639 (struct data_reference): Add field access_matrix.
10640 (DR_ACCESS_MATRIX): New.
10641 (compute_data_dependences_for_loop): Update declaration.
10642 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
10643 * lambda.h (lambda_vector_vec_p): Declared.
10644 * lambda-code.c: Depend on pointer-set.h.
10645 (lambda_collect_parameters_from_af, lambda_collect_parameters,
10646 av_for_af_base, av_for_af, build_access_matrix,
10647 lambda_compute_access_matrices): New.
10648 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
10650 2008-05-20 Joseph Myers <joseph@codesourcery.com>
10652 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
10653 $SOURCEDIR/include.
10655 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
10656 Sebastian Pop <sebastian.pop@amd.com>
10658 PR tree-optimization/36206
10659 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
10661 (instantiate_scev_1): Rename flags to fold_conversions.
10662 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
10663 outeside instantiation_loop.
10664 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
10665 (evolution_function_is_affine_or_constant_p): Removed.
10666 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
10668 (analyze_siv_subscript): Pass in the loop nest number.
10669 Call evolution_function_is_affine_in_loop instead of
10670 evolution_function_is_affine_p.
10671 (analyze_overlapping_iterations): Pass in the loop nest number.
10673 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
10674 Sebastian Pop <sebastian.pop@amd.com>
10676 PR tree-optimization/36206
10677 * tree-chrec.h (chrec_fold_op): New.
10678 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
10681 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
10683 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
10685 (remove_duplicates): Do not set inode on non-inode systems.
10688 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
10690 * config.gcc (tm_file): Update comments about relative pathnames.
10692 2008-05-20 Richard Guenther <rguenther@suse.de>
10694 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
10695 * tree-ssa-sccvn.c (process_scc): Likewise.
10696 * tree-ssa-sink.c (execute_sink_code): Likewise.
10697 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
10698 * tree-vrp.c (process_assert_insertions): Likewise.
10699 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
10700 (perform_tree_ssa_dce): Likewise.
10701 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
10702 (dump_dominator_optimization_stats): Likewise.
10703 * tree-vectorizer.c (vectorize_loops): Likewise.
10705 2008-05-20 Richard Guenther <rguenther@suse.de>
10707 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
10709 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
10711 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
10712 (ix86_i386elf_return_in_memory): Likewise.
10713 (ix86_i386interix_return_in_memory): Likewise.
10714 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
10715 (SUBTARGET_RETURN_IN_MEMORY): New.
10716 * config/i386/i386elf.h: Likewise.
10717 * config/i386/ptx4-i.h: Likewise.
10718 * config/i386/sol2-10.h: Likewise.
10719 * config/i386/sysv4.h: Likewise.
10720 * config/i386/vx-common.h: Likewise.
10721 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
10722 * config/i386/i386.c (ix86_return_in_memory): Made static and
10723 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
10724 (ix86_i386elf_return_in_memory): Removed.
10725 (ix86_i386interix_return_in_memory): Removed.
10726 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
10727 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
10729 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
10731 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
10733 2008-05-19 Xinliang David Li <davidxl@google.com>
10735 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
10737 * common.opt: Ditto.
10738 * doc/invoke.texi: Ditto.
10740 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
10742 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
10743 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
10745 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
10747 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
10748 sizes of operand array from 8/4 to 4/2.
10749 (ix86_expand_vector_init_general): Change size of operand array
10750 from 32 to 16. Remove op0, op1 and half_mode.
10752 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
10754 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
10755 (ix86_expand_vector_init_interleave): Likewise.
10756 (ix86_expand_vector_init_general): Use them. Assert
10757 word_mode == SImode when n_words == 4.
10759 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
10761 * config/i386/i386.c (ix86_secondary_reload): New static function.
10762 (TARGET_SECONDARY_RELOAD): New define.
10763 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
10764 * config/i386/i386.md (reload_outqi): Remove.
10766 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10768 PR middle-end/35509
10769 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
10770 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
10771 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
10772 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
10773 (fold_builtin_1): Likewise.
10774 * builtins.def (BUILT_IN_ISINF_SIGN): New.
10775 c-common.c (check_builtin_function_arguments): Handle
10776 BUILT_IN_ISINF_SIGN.
10777 * doc/extend.texi: Document __builtin_isinf_sign.
10778 * fold-const.c (operand_equal_p): Handle COND_EXPR.
10780 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
10782 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
10783 EH cleanup at the end of the pass, search for those that have been
10784 turned into forwarder blocks and do the cleanup on their successor.
10786 2008-05-18 Richard Guenther <rguenther@suse.de>
10788 * tree-cfg.c (verify_gimple_expr): Allow conversions from
10789 pointers to sizetype and vice versa.
10791 2008-05-18 Xinliang David Li <davidxl@google.com>
10793 * gcc/tree-ssa-dce.c: Coding style fix.
10794 (check_pow): Documentation comment.
10795 (check_log): Documenation comment. Coding style fix.
10796 (is_unnecessary_except_errno_call): Ditto.
10797 (gen_conditions_for_pow): Ditto.
10798 (gen_conditions_for_log): Ditto.
10799 (gen_shrink_wrap_conditions): Ditto.
10800 (shrink_wrap_one_built_in_calls): Ditto.
10801 * gcc/doc/invoke.texi: Better documentation string.
10802 * ChangeLog: Fix wrong change log entries from
10803 May 17 checkin on function call DCE.
10805 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
10807 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
10809 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
10811 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
10812 * df-problems.c (simulation routines): Fixed block comment to
10813 properly say how to add forwards scanning functions.
10815 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
10817 * tree-inline.c (setup_one_parameter): Remove dead code.
10819 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
10821 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
10822 a BIT_AND_EXPR only for an INTEGER_TYPE.
10824 2008-05-17 Xinliang David Li <davidxl@google.com>
10826 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
10827 (check_pow, check_log, is_unnecessary_except_errno_call): New
10828 functions to check for eliminating math functions that are pure
10829 except for setting errno.
10830 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
10831 general condition expressions for shrink-wrapping pow/log calls.
10832 (gen_shrink_wrap_conditions): Ditto.
10833 (shrink_wrap_one_built_in_call): Ditto.
10834 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
10835 (mark_operand_necessary): If debugging, output if OP is necessary.
10836 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
10838 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
10840 * gcc/common.opt: New user flag -ftree-builtin-dce.
10841 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
10843 2008-05-16 David S. Miller <davem@davemloft.net>
10845 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
10846 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
10848 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
10851 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
10853 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10855 * ifcvt.c (dead_or_predicable): Rename
10856 df_simulate_one_insn_backwards to df_simulate_one_insn.
10857 * recog.c (peephole2_optimize): Ditto.
10858 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
10860 * df.h: Rename df_simulate_one_insn_backwards to
10861 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
10862 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
10863 scanning of defs and uses.
10864 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
10865 (df_simulate_one_insn_forwards): Removed.
10867 2008-05-16 Doug Kwan <dougkwan@google.com>
10869 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
10871 (real_from_string): Handle NaNs and Inf as approriate.
10873 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
10875 * doc/gty.texi (Source Files Containing Type Information): Note
10876 that headers should appear first in the gtfiles list.
10878 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10880 * tree.def (COND_EXEC): Properly documented this code.
10882 2008-05-16 Diego Novillo <dnovillo@google.com>
10884 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
10885 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
10888 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10890 * tree-ssa-dse (max_stmt_uid): Removed.
10891 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
10892 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
10893 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
10894 * function.h (cfun.last_stmt_uid): New field.
10895 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
10896 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
10898 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
10899 (create_stmt_ann): Initialize the ann->uid field.
10900 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
10902 * tree-flow.h (renumber_gimple_stmt_uids): New function.
10904 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
10906 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
10907 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
10908 (init_empty_tree_cfg): Call it.
10910 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10912 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
10915 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10917 * doc/invoke.text (-fdump-tree-*-verbose): New option.
10918 * tree-dump.c (dump_options): New verbose option.
10919 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
10921 * tree-pass.h (TDF_VERBOSE): New dump flag.
10922 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
10923 (tree-flow.h): Added include.
10924 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
10926 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
10928 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
10930 From Jie Zhang <jie.zhang@analog.com>
10931 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10932 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
10933 mcpu=bf561-none and mcpu=bf561-0.2.
10934 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10935 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
10936 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10937 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
10938 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
10939 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
10940 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
10942 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
10943 (cputype_selected): Remove.
10944 (bfin_handle_option): Don't use cputype_selected.
10945 (override_options): When no mcpu option, enable all workarounds.
10946 Don't use bfin_workarounds.
10947 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
10949 (DEFAULT_CPU_TYPE): Don't define.
10951 2008-05-16 Richard Guenther <rguenther@suse.de>
10953 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
10954 on deletion of the last stmt.
10956 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
10958 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
10959 V8HImode for SSE2 and V16QImode for SSE4.1.
10961 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
10963 * cgraph.h (compute_inline_parameters): Made public.
10964 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
10965 variable_generate_summary, function_write_summary,
10966 variable_write_summary, variable_read_summary. Added generate_summary,
10967 write_summary, read_summary.
10968 * cgraphunit.c (cgraph_process_new_functions): Changed call from
10969 pass_ipa_inline.function_generate_summary, to
10970 compute_inline_parameters.
10971 * ipa-inline.c (compute_inline_parameters): Made public and added
10973 (compute_inline_parameters_for_current): New function.
10974 (pass_inline_param): Now calls compute_inline_parameters_for_current.
10975 (inline_generate_summary): Removed parameter and made to loop over
10977 (pass_ipa_inline): Updated for new IPA_PASS structure.
10978 * passes.c (execute_ipa_summary_passes): Now is called once per
10979 pass rather than once per node*pass.
10981 2008-05-15 Anatoly Sokolov <aesok@post.ru>
10983 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
10984 avr_have_mul_p, avr_asm_only_p): Remove variables.
10985 (avr_override_options): Remove initialization of removed variables.
10986 (avr_file_start): Convert removed variables to fields of
10987 'struct base_arch_s *avr_current_arch'.
10988 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
10989 (AVR_HAVE_MUL): (Ditto.).
10990 (AVR_HAVE_MOVW): (Ditto.).
10991 (AVR_HAVE_LPMX): (Ditto.).
10992 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
10993 avr_asm_only_p): Remove declaration.
10995 2008-05-15 Diego Novillo <dnovillo@google.com>
10997 * config/arm/arm.c (arm_return_in_memory): Fix return type.
10998 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
11000 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
11002 PR middle-end/36194
11003 * combine.c (check_conversion): Rename back to check_promoted_subreg.
11004 Don't call record_truncated_value from here.
11005 (record_truncated_value): Turn it into a for_each_rtx callback.
11006 (record_truncated_values): New function.
11007 (combine_instructions): Call note_uses with record_truncated_values.
11008 Change name of check_conversion to check_promoted_subreg.
11010 2008-05-15 Janis Johnson <janis187@us.ibm.com>
11012 * doc/sourcebuild.texi: Document support for torture tests.
11014 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
11016 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
11017 to alternative 4 of operand 2.
11019 2008-05-15 Richard Guenther <rguenther@suse.de>
11021 * tree-pass.h (current_pass): Declare.
11022 (get_pass_for_id): Likewise.
11023 * passes.c (passes_by_id, passes_by_id_size): New globals.
11024 (set_pass_for_id): New function.
11025 (get_pass_for_id): Likewise.
11026 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
11027 (execute_function_todo): Flush per function statistics.
11028 * toplev.c (compile_file): Init statistics.
11029 (general_init): Do early statistics initialization.
11030 (finalize): Finish statistics.
11031 * statistics.h (statistics_early_init): Declare.
11032 (statistics_init): Likewise.
11033 (statistics_fini): Likewise.
11034 (statistics_fini_pass): Likewise.
11035 (statistics_counter_event): Likewise.
11036 (statistics_histogram_event): Likewise.
11037 * statistics.c: New file.
11038 * Makefile.in (OBJS-common): Add statistics.o.
11039 (statistics.o): Add dependencies.
11040 * doc/invoke.texi (-fdump-statistics): Document.
11042 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
11043 (insert): Likewise.
11044 (execute_pre): Use statistics_counter_event.
11045 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
11046 (substitute_and_fold): Increment it. Use statistics_counter_event.
11048 2008-05-15 Diego Novillo <dnovillo@google.com>
11050 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
11052 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
11053 * tree-ssa-alias.c (new_type_alias): Remove references to
11054 sub-variables from comment.
11055 * tree-ssa-operands.c (swap_tree_operands): Likewise.
11057 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
11059 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
11060 attribute to 1 only for insertps alternative.
11062 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
11064 * config/bfin/bfin.md (loadbytes): New pattern.
11065 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
11066 (bfin_init_builtins): Initialize it.
11067 (bdesc_1arg): Add it.
11069 2008-05-15 Sa Liu <saliu@de.ibm.com>
11071 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
11072 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
11073 * testsuite/lib/target-supports.exp: Add
11074 check_effective_target_fortran_integer_16.
11076 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
11078 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
11079 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
11080 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
11081 (TARGET_RETURN_IN_MEMORY): Define.
11083 2008-05-15 Richard Guenther <rguenther@suse.de>
11085 PR middle-end/36244
11086 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
11087 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
11088 represent unmodifiable vars.
11090 2008-05-15 Richard Guenther <rguenther@suse.de>
11092 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
11093 INDIRECT_REF and TARGET_MEM_REF.
11094 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
11097 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
11098 H.J. Lu <hongjiu.lu@intel.com>
11100 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
11101 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
11102 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
11103 insn alternatives. Add missing alternatives.
11104 (*vec_concatv2di_rex64_sse4_1): Likewise.
11105 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
11106 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
11107 Require TARGET_SSE.
11109 2008-05-15 Richard Guenther <rguenther@suse.de>
11111 PR tree-optimization/36009
11112 PR tree-optimization/36204
11113 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
11114 (determine_invariantness_stmt): Record the loop a store is
11115 always executed in.
11116 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
11119 2008-05-15 Richard Guenther <rguenther@suse.de>
11121 PR tree-optimization/34330
11122 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
11123 through the pointer will alias the SMT.
11125 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
11127 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
11129 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
11131 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
11133 2008-05-14 Michael Meissner <michael.meissner@amd.com>
11134 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11136 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
11137 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
11138 (vashl_optab): New optab for vector/vector shifts.
11139 (vashr_optab): Ditto.
11140 (vlshr_optab): Ditto.
11141 (vrotl_optab): Ditto.
11142 (vrotr_optab): Ditto.
11143 (optab_subtype): New enum for optab_for_tree_code call.
11144 (optab_for_tree_code): Add enum optab_subtype argument.
11146 * optabs.c (optab_for_tree_code): Take an additional argument to
11147 distinguish between a vector shift by a scalar and vector shift by
11148 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
11149 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
11150 vector shift by a vector.
11151 (expand_widen_pattern_expr): Pass additional argument to
11152 optab_for_tree_code.
11154 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
11155 vrotl_optab, vrotr_optab.
11157 * expr.c (expand_expr_real_1): Update calls to
11158 optab_for_tree_code to distinguish between vector shifted by a
11159 scalar and vector shifted by a vector.
11160 * tree-vectorizer.c (supportable_widening_operation): Ditto.
11161 (supportable_narrowing_operation): Ditto.
11162 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
11163 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
11164 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
11165 (vect_create_epilog_for_reduction): Ditto.
11166 (vectorizable_reduction): Ditto.
11167 (vectorizable_operation): Ditto.
11168 (vect_strided_store_supported): Ditto.
11169 (vect_strided_load_supported): Ditto.
11170 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11171 * expmed.c (expand_shift): Ditto.
11173 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
11175 (ashr@var{m}3): Ditto.
11176 (vashl@var{m}3): Document new vector/vector shift standard name.
11177 (vashr@var{m}3): Ditto.
11178 (vlshr@var{m}3): Ditto.
11179 (vrotl@var{m}3): Ditto.
11180 (vrotr@var{m}3): Ditto.
11182 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
11183 (PPERM_INVERT): Ditto.
11184 (PPERM_REVERSE): Ditto.
11185 (PPERM_REV_INV): Ditto.
11186 (PPERM_ZERO): Ditto.
11187 (PPERM_ONES): Ditto.
11188 (PPERM_SIGN): Ditto.
11189 (PPERM_INV_SIGN): Ditto.
11190 (PPERM_SRC1): Ditto.
11191 (PPERM_SRC2): Ditto.
11193 * config/i386/sse.md (mulv2di3): Add SSE5 support.
11194 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
11195 allows a memory operand to be the value being added, and split it
11196 to improve vectorization.
11197 (sse5_pmacsdqh_mem): Ditto.
11198 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
11199 (sse5_mulv2div2di3_high): Ditto.
11200 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
11201 (vec_pack_trunc_v4si): Ditto.
11202 (vec_pack_trunc_v2di): Ditto.
11203 (sse5_pcmov_<mode>): Remove code that tried to use use
11204 andps/andnps instead of pcmov.
11205 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
11206 pmacsdqh instructions.
11207 (vec_widen_smult_lo_v4si): Ditto.
11209 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
11210 (PPERM_INVERT): Ditto.
11211 (PPERM_REVERSE): Ditto.
11212 (PPERM_REV_INV): Ditto.
11213 (PPERM_ZERO): Ditto.
11214 (PPERM_ONES): Ditto.
11215 (PPERM_SIGN): Ditto.
11216 (PPERM_INV_SIGN): Ditto.
11217 (PPERM_SRC1): Ditto.
11218 (PPERM_SRC2): Ditto.
11219 (ix86_expand_sse_movcc): Move the SSE5 test after the if
11221 (ix86_expand_int_vcond): If SSE5 generate all possible integer
11223 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
11224 says ignore whether the last reference is a memory operand.
11226 2008-05-14 Michael Meissner <michael.meissner@amd.com>
11227 Paolo Bonzini <bonzini at gnu dot org>
11229 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
11232 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
11233 (vlshr<mode>3): Rename from vlshr<mode>3.
11234 (vashr<mode>3): Rename from vashr<mode>3.
11235 (mulv4sf3): Change the names of vector shift patterns.
11239 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
11242 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
11267 * config/spu/spu.md (v): New iterator macro to add v for vector types.
11268 (floatunssidf2_internal): Change vector/vector shift names.
11269 (floatunsdidf2_internal): Ditto.
11276 (vashl<mode>3): Rename from ashl<mode>3.
11277 (vashr<mode>3): Rename from ashr<mode>3.
11278 (vlshr<mode>3): Rename from lshr<mode>3.
11279 (vrotl<mode>3): Rename from rotl<mode>3.
11281 2008-05-14 Michael Meissner <michael.meissner@amd.com>
11284 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
11285 multiply gives the wrong value when doing widening multiplies.
11286 (vec_widen_smult_lo_v4si): Ditto.
11288 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
11290 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
11291 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
11292 emit_library_call_value.
11293 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
11294 * tree.h (ECF_LIBCALL_BLOCK): Removed.
11295 * calls.c (initialize_argument_information, precompute_arguments,
11296 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
11297 (precompute_arguments): Removed flags parameter.
11298 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
11300 2008-05-14 Richard Guenther <rguenther@suse.de>
11302 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
11303 Make sure to register the store if the use is a PHI_NODE.
11305 2008-05-14 Olivier Hainque <hainque@adacore.com>
11307 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
11308 memory if the component is to be referenced in BLKmode according
11309 to get_inner_reference.
11311 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
11313 * calls.c (emit_library_call_value_1): Restore code clearing
11314 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
11316 2008-05-14 Olivier Hainque <hainque@adacore.com>
11317 Nicolas Roche <roche@adacore.com>
11319 * configure.ac: Add support for a "gcc_subdir" variable in
11320 config-lang.in, to denote a subdirectory where the language/GCC
11321 integration files are to be found.
11322 * configure: Regenerate.
11324 2008-05-14 Ira Rosen <irar@il.ibm.com>
11326 PR tree-optimization/36098
11327 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
11328 value for the first load in the group in case of a gap.
11329 (vect_build_slp_tree): Check that there are no gaps in loads.
11331 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
11333 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
11334 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
11335 expand_copysign_bit, ): Change call to emit_no_conflict_block to
11336 emit_insn and remove unneeded code to construct extra args.
11337 (emit_no_conflict_block): Removed.
11338 * optabls.h: (emit_no_conflict_block): Removed.
11339 * cse.c (cse_extended_basic_block): Remove search for
11340 REG_NO_CONFLICT note.
11341 * global.c: Removed incorrect comment added in revision 117.
11342 * expr.c (convert_move): Change call to emit_no_conflict_block to
11344 * recog.c: Change comments so that they do not mention
11346 * local_alloc.c (combine_regs): Removed last parameter.
11347 (no_conflict_p): Removed.
11348 (block_alloc): Removed note, no_conflict_combined_regno and set
11349 local vars. Removed all code to process REG_NO_CONFLICT blocks.
11350 (combine_regs): Removed already_dead and code to look for
11351 REG_NO_CONFLICT notes.
11352 * lower_subreg (remove_retval_note): Removed code to look for
11353 REG_NO_CONFLICT block.
11354 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
11355 (resolve_clobber): Remove code to process libcalls that have
11356 REG_NO_CONFLICT notes.
11357 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
11359 * combine.c (can_combine_p, distribute_notes): Removed
11360 REG_NO_CONFLICT case.
11361 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
11363 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
11364 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
11366 * reg-notes.def (NO_CONFLICT): Removed.
11368 2008-05-14 David S. Miller <davem@davemloft.net>
11370 * config/sparc/sparc.c (sparc_profile_hook): If
11371 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
11372 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
11373 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
11375 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
11377 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
11379 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
11382 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
11383 and op1 expansion before vector concat to have less live pseudos.
11385 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
11387 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
11388 ix86_expand_vector_set if supported.
11390 2008-05-13 Diego Novillo <dnovillo@google.com>
11391 Kenneth Zadeck <zadeck@naturalbridge.com>
11393 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
11395 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
11396 phinodes_print_statistics, init_ssanames, fini_ssanames,
11397 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
11398 release_ssa_name, release_defs, replace_ssa_name_symbol,
11399 ssanames_print_statistics): Move ...
11400 * tree-flow.h: ... here.
11401 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
11402 Use FN instead of cfun.
11403 (make_ssa_name_fn): Rename from make_ssa_name.
11404 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
11405 * tree-flow-inline.h (make_ssa_name): Move from
11406 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
11407 * omp-low.c (expand_omp_parallel):
11408 * tree-flow-inline.h (redirect_edge_var_map_result):
11409 * tree-ssa.c (init_tree_ssa): Add argument FN.
11410 Use it instead of cfun. Update all users.
11412 2008-05-13 Tom Tromey <tromey@redhat.com>
11414 PR preprocessor/22168:
11415 * doc/cpp.texi (Top): Update menu.
11416 (Alternatives to Wrapper #ifndef): New node.
11417 (Other Directives): Document deprecation.
11418 (Obsolete Features): Remove menu.
11419 (Assertions): Merge node into Obsolete Features.
11420 (Obsolete once-only headers): Move earlier; rename to Alternatives
11421 to Wrapper #ifndef.
11422 * doc/cppopts.texi: Update.
11423 * c.opt (Wdeprecated): Enable for C and ObjC.
11424 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
11425 (C++ Dialect Options): Move -Wno-deprecated from here to...
11426 (Warning Options): ... here.
11428 2008-05-13 Richard Guenther <rguenther@suse.de>
11430 PR middle-end/36227
11431 * fold-const.c (fold_sign_changed_comparison): Do not allow
11432 changes in pointer-ness.
11434 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
11437 * config/sh/sh.c (sh_expand_prologue): Don't clear
11438 RTX_FRAME_RELATED_P for push insns.
11440 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
11442 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
11444 2008-05-12 Anatoly Sokolov <aesok@post.ru>
11446 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
11447 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
11448 Use 'machine->is_leaf' instead of 'leaf_func_p'.
11450 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
11452 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
11453 (*vec_concatv4sf_sse): This.
11454 (*sse2_concatv2si): Renamed to ...
11455 (*vec_concatv2si_sse2): This.
11456 (*sse1_concatv2si): Renamed to ...
11457 (*vec_concatv2si_sse): This.
11458 (*vec_concatv2di_rex): Renamed to ...
11459 (*vec_concatv2di_rex64): This.
11460 (*vec_concatv2si_sse4_1): New.
11461 (*vec_concatv2di_rex64_sse4_1): Likewise.
11463 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
11465 PR rtl-optimization/36111
11466 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
11467 that was created for swappable operands.
11469 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
11472 * Makefile.in: Substitute GNATMAKE and GNATBIND.
11473 * configure.ac: Add call to ACX_PROG_GNAT.
11475 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
11477 * optc-gen.awk: Fix comment typo.
11479 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11481 * pretty-print.c (pp_integer_with_precision): Use
11482 HOST_LONG_LONG_FORMAT.
11484 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
11486 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
11488 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
11490 * config/i386/i386.c (bdesc_ptest): Removed.
11491 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
11492 (bdesc_args): Add __builtin_ia32_ptestz128,
11493 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
11494 (ix86_init_mmx_sse_builtins): Updated.
11495 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
11496 (ix86_expand_builtin): Updated.
11498 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
11500 * tree-cfg.c (valid_fixed_convert_types_p): New function.
11501 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
11503 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
11505 * value-prof.c (interesting_stringop_to_profile): Do not
11506 return early for BUILT_IN_MEMPCPY.
11508 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
11510 * calls.c (expand_call): Don't use callgraph to increase
11511 preferred_stack_boundary.
11513 * cgraph.h (cgraph_rtl_info): Use unsigned on
11514 preferred_incoming_stack_boundary.
11516 * final.c (rest_of_clean_state): Use unsigned on
11517 preferred_stack_boundary.
11519 2008-05-09 Tom Tromey <tromey@redhat.com>
11521 PR preprocessor/22231:
11522 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
11525 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
11527 PR tree-optimization/36129
11528 * tree-ssa-ccp.c: Include value-prof.h.
11529 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
11530 built-in function was folded to a constant.
11531 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
11533 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
11534 Sebastian Pop <sebastian.pop@amd.com>
11536 * tree-scalar-evolution.c: Document instantiate_scev.
11537 (instantiate_parameters_1): Renamed instantiate_scev_1.
11538 Don't use the same loop for instantiation_loop and evolution_loop.
11539 (instantiate_scev): New.
11540 (instantiate_parameters): Moved...
11541 (resolve_mixers): Update call to instantiate_scev_1 to pass the
11542 same loop twice. Maintains the semantics for this function.
11543 * tree-scalar-evolution.h (instantiate_scev): Declare.
11544 (instantiate_parameters): ...here. Now static inline.
11545 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
11546 instead of resolve_mixers.
11548 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11550 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
11552 2008-05-09 Tomas Bily <tbily@suse.cz>
11554 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
11555 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
11556 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11557 * c-common.c (c_common_truthvalue_conversion): Likewise.
11558 * tree-object-size.c (compute_object_offset): Likewise.
11559 * tree-inline.c (estimate_num_insns_1): Likewise.
11560 * varasm.c (const_hash_1, compare_constant, copy_constant)
11561 (compute_reloc_for_constant, output_addressed_constants)
11562 (initializer_constant_valid_p): Likewise.
11563 * c-omp.c (check_omp_for_incr_expr): Likewise.
11564 * gimplify.c (gimplify_expr): Likewise.
11565 * c-typeck.c (c_finish_return): Likewise.
11566 * tree-vectorizer.c (supportable_widening_operation)
11567 (supportable_narrowing_operation): Likewise.
11568 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
11569 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
11570 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11571 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
11572 (descr_info_loc): Likewise.
11573 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11574 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
11575 (fold_unary): Likewise.
11576 * builtins.c (get_pointer_alignment): Likewise.
11577 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
11578 (instantiate_parameters_1): Likewise.
11579 * tree.c (expr_align, stabilize_reference): Likewise.
11580 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
11581 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
11582 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
11583 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11584 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
11585 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
11587 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
11588 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
11589 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
11590 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
11591 (forward_propagate_comparison)
11592 (tree_ssa_forward_propagate_single_use_vars): Likewise.
11593 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
11594 * emit-rtl.c (component_ref_for_mem_expr)
11595 (set_mem_attributes_minus_bitpos): Likewise.
11596 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11597 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
11599 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
11600 (build_function_call, pointer_diff, build_compound_expr)
11601 (c_finish_return): Likewise.
11602 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
11603 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
11605 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
11606 * expr.c (is_aligning_offset): Likewise.
11607 * tree-ssa-alias.c (is_escape_site): Likewise.
11608 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
11609 (check_all_va_list_escapes): Likewise.
11610 * tree-ssa-loop-ivopts.c (determine_base_object)
11611 (determine_common_wider_type): Likewise.
11612 * dojump.c (do_jump): Likewise.
11613 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
11614 * tree-gimple.c (is_gimple_cast): Likewise.
11615 * fold-const.c (decode_field_reference, )
11616 (fold_sign_changed_comparison, fold_unary, fold_comparison)
11617 (fold_binary): Likewise.
11618 * tree-ssa-alias-warnings.c (find_alias_site_helper)
11619 (already_warned_in_frontend_p): Likewise.
11620 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
11621 * tree.c (really_constant_p, get_unwidened): Likewise.
11622 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
11623 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
11624 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
11626 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
11628 (CONVERT_EXPR_P): Define.
11629 (CASE_CONVERT): Define.
11631 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11633 PR middle-end/36117
11634 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
11635 (delete_unmarked_insns): When deleting a call, call
11636 delete_unreachable_blocks.
11637 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
11638 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
11640 2008-05-08 Richard Guenther <rguenther@suse.de>
11642 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
11643 (-ftree-salias): Likewise.
11644 (salias-max-implicit-fields): Remove param documentation.
11645 (salias-max-array-elements): Likewise.
11646 * tree-pass.h (pass_create_structure_vars): Remove.
11647 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
11648 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
11649 * tree-ssa-alias.c (create_structure_vars): Remove.
11650 (gate_structure_vars): Likewise.
11651 (pass_create_structure_vars): Likewise.
11652 (gate_build_alias): Likewise.
11653 (pass_build_alias): Adjust to run always and dump the function.
11654 * common.opt (ftree-salias): Hide.
11655 * passes.c (init_optimization_passes): Remove
11656 pass_create_structure_vars, adjust comment.
11657 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
11658 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
11659 * opts.c (decode_options): Do not set flag_tree_salias.
11660 (common_handle_option): Add OPT_ftree_salias to the backward
11661 compatibility section.
11663 2008-05-08 Richard Guenther <rguenther@suse.de>
11665 * tree-flow-inline.h (var_can_have_subvars): Move ...
11666 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
11667 * tree-flow.h (var_can_have_subvars): Remove.
11668 (push_fields_onto_fieldstack): Remove.
11669 (sort_fieldstack): Likewise.
11670 (struct fieldoff): Move ...
11671 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
11672 alias_set and base_for_components fields.
11673 (sort_fieldstack): Make static.
11674 (push_fields_onto_fieldstack): Likewise. Remove code that
11675 handles anything but RECORD_TYPEs. Remove alias_set and
11676 base_for_components handling.
11677 (create_variable_info_for): Adjust.
11679 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
11681 * common.opt (Wframe-larger-than=): Shorten the help message
11683 * doc/invoke.texi (Wframe-larger-than=): Add more description.
11685 2008-05-08 Rafael Espindola <espindola@google.com>
11687 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
11689 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
11690 trap and that both operands are gimple values.
11691 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
11692 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
11695 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
11697 * read-rtl.c (join_c_conditions): Return the first string if the
11698 two strings are equal.
11700 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
11702 * gensupport.h (pred_data): Add a "num_codes" field.
11703 (add_predicate_code): Declare.
11704 * gensupport.c (add_predicate_code): New function.
11705 (std_pred_table): Add an "allows_const_p" field.
11706 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
11707 Remove the (incomplete) list of such codes from the codes field.
11708 (init_predicate_table): Use add_predicate_code. Add all
11709 RTX_CONST_OBJs if allows_const_p is true.
11710 * genrecog.c (process_define_predicate): Use add_predicate_code.
11712 2008-05-08 David Daney <ddaney@avtrex.com>
11713 Richard Sandiford <rsandifo@nildram.co.uk>
11715 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
11716 special case of constant zero operands.
11717 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
11718 old and new values. Special case constant zero values.
11719 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
11721 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
11722 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
11724 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
11727 * simplify-rtx.c (simplify_plus_minus): Create CONST of
11728 similar RTX_CONST_OBJ before CONST_INT.
11730 2008-05-08 Steve Ellcey <sje@cup.hp.com>
11732 * stmt.c (expand_stack_restore): Change sa mode if needed.
11734 2008-05-08 Richard Guenther <rguenther@suse.de>
11736 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
11737 return type to bool.
11738 (ix86_sol10_return_in_memory): Likewise.
11739 (ix86_i386elf_return_in_memory): Likewise.
11740 (ix86_i386interix_return_in_memory): Likewise.
11741 * config/i386/i386.c (ix86_return_in_memory): Likewise.
11742 (ix86_sol10_return_in_memory): Likewise.
11743 (ix86_i386elf_return_in_memory): Likewise.
11744 (ix86_i386interix_return_in_memory): Likewise.
11746 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
11749 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
11751 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
11752 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
11755 2008-05-08 Richard Guenther <rguenther@suse.de>
11757 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
11758 * tree-data-ref.h (struct dr_alias): Remove subvars field.
11759 (DR_SUBVARS): Remove.
11760 * tree-dfa.c (dump_subvars_for): Remove.
11761 (debug_subvars_for): Likewise.
11762 (dump_variable): Do not dump subvars.
11763 (remove_referenced_var): Do not remove subvars.
11764 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
11765 (lookup_subvars_for_var): Remove.
11766 (get_subvars_for_var): Likewise.
11767 (get_subvars_at): Likewise.
11768 (get_first_overlapping_subvar): Likewise.
11769 (overlap_subvar): Likewise.
11770 * tree-flow.h (subvar_t): Remove.
11771 (struct var_ann_d): Remove subvars field.
11772 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
11773 argument. Remove special handling of SFTs.
11774 (compute_tag_properties): Likewise.
11775 (set_initial_properties): Likewise.
11776 (compute_call_clobbered): Likewise.
11777 (count_mem_refs): Likewise.
11778 (compute_memory_partitions): Likewise.
11779 (compute_flow_insensitive_aliasing): Likewise.
11780 (setup_pointers_and_addressables): Likewise.
11781 (new_type_alias): Likewise.
11782 (struct used_part): Remove.
11783 (used_portions): Likewise.
11784 (struct used_part_map): Likewise.
11785 (used_part_map_eq): Likewise.
11786 (used_part_map_hash): Likewise.
11787 (free_used_part_map): Likewise.
11788 (up_lookup): Likewise.
11789 (up_insert): Likewise.
11790 (get_or_create_used_part_for): Likewise.
11791 (create_sft): Likewise.
11792 (create_overlap_variables_for): Likewise.
11793 (find_used_portions): Likewise.
11794 (create_structure_vars): Likewise.
11795 * tree.def (STRUCT_FIELD_TAG): Remove.
11796 * tree.h (MTAG_P): Adjust.
11797 (struct tree_memory_tag): Remove base_for_components and
11798 unpartitionable flags.
11799 (struct tree_struct_field_tag): Remove.
11800 (SFT_PARENT_VAR): Likewise.
11801 (SFT_OFFSET): Likewise.
11802 (SFT_SIZE): Likewise.
11803 (SFT_NONADDRESSABLE_P): Likewise.
11804 (SFT_ALIAS_SET): Likewise.
11805 (SFT_UNPARTITIONABLE_P): Likewise.
11806 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
11807 (union tree_node): Remove sft field.
11808 * alias.c (get_alias_set): Remove special handling of SFTs.
11809 * print-tree.c (print_node): Remove handling of SFTs.
11810 * tree-dump.c (dequeue_and_dump): Likewise.
11811 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
11812 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
11813 * tree-predcom.c (set_alias_info): Do not set subvars.
11814 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
11815 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
11816 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
11817 (add_vars_for_offset): Remove.
11818 (add_virtual_operand): Remove special handling of SFTs.
11819 (add_call_clobber_ops): Likewise.
11820 (add_call_read_ops): Likewise.
11821 (get_asm_expr_operands): Likewise.
11822 (get_modify_stmt_operands): Likewise.
11823 (get_expr_operands): Likewise.
11824 (add_to_addressable_set): Likewise.
11825 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
11826 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11827 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
11828 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
11829 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
11830 (tree_node_structure): Likewise.
11831 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
11833 (find_what_p_points_to): Likewise.
11835 2008-05-08 Sa Liu <saliu@de.ibm.com>
11837 * config/spu/spu.md: Fixed subti3 pattern.
11839 2008-05-08 Richard Guenther <rguenther@suse.de>
11841 PR middle-end/36154
11842 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
11843 sure to create a representative for trailing arrays for PTA.
11845 2008-05-08 Richard Guenther <rguenther@suse.de>
11847 PR middle-end/36172
11848 * fold-const.c (operand_equal_p): Two objects which types
11849 differ in pointerness are not equal.
11851 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
11853 * calls.c (compute_argument_block_size): Add argument tree fndecl.
11854 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
11855 (emit_library_call_value_1): Add new variable fndecl initialized by
11856 NULL_TREE. It should be the decl type of orgfun, but this information
11857 seems not to be available here, so it uses the default calling abi.
11858 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
11859 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
11860 by TARGET_RETURN_IN_MEMORY.
11861 * config/i386/i386-interix.h: Likewise.
11862 * config/i386/i386.h: Likewise.
11863 * config/i386/i386elf.h: Likewise.
11864 * config/i386/ptx4-i.h: Likewise.
11865 * config/i386/sol2-10.h: Likewise.
11866 * config/i386/sysv4.h: Likewise.
11867 * config/i386/vx-common.h: Likewise.
11868 * config/cris/cris.h: Removed #if 0 clause.
11869 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
11870 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
11872 (ix86_sol10_return_in_memory): Likewise.
11873 (ix86_i386elf_return_in_memory): New.
11874 (ix86_i386interix_return_in_memory): New.
11875 * config/mt/mt-protos.h (mt_return_in_memory): New.
11876 * config/mt/mt.c: Likewise.
11877 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
11878 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
11879 * config/bfin/bfin.h: Likewise.
11880 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
11882 * config/bfin/bfin.c: Likewise.
11883 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
11884 * config/alpha/unicosmk.h: Likewise.
11885 * config/i386/cygming.h: Likewise.
11886 * config/iq2000/iq2000.h: Likewise.
11887 * config/mips/mips.h: Likewise.
11888 * config/mn10300/mn10300.h: Likewise.
11889 * config/rs6000/rs6000.h: Likewise.
11890 * config/score/score.h: Likewise.
11891 * config/spu/spu.h: Likewise.
11892 * config/v850/v850.h: Likewise.
11893 * defaults.h: Likewise.
11894 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
11895 * expr.c (emit_block_move): Adjust use of
11896 OUTGOING_REG_PARM_STACK_SPACE.
11897 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
11898 OUTGOING_REG_PARM_STACK_SPACE.
11899 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
11901 2008-05-08 Jakub Jelinek <jakub@redhat.com>
11903 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
11904 on OMP_RETURN for OMP_FOR.
11907 * dwarf2out.c (dw_expand_expr, common_check): Removed.
11908 (fortran_common): New function.
11909 (gen_variable_die): Call fortran_common instead of common_check,
11910 adjust for it returning tree instead of rtx. Formatting.
11912 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
11916 * see.c (see_copy_insn): Copy new pure const attributes for new call.
11917 * c-decl.c (merge_decls): Ditto.
11918 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
11919 to RTL_CONST_OR_PURE_CALL_P.
11920 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
11921 Initialized DECL_LOOPING_CONST_PURE.
11922 (process_call_operands): Set tree_side_effects properly.
11923 * tree.h (TREE_READONLY_DECL_P): Removed.
11924 (DECL_IS_PURE): Renamed to DECL_PURE_P.
11925 (DECL_LOOPING_OR_CONST_P): New macro.
11926 (struct tree_function_decl): Added looping_const_or_pure_p.
11927 (ECF_*) Renumbered.
11928 (ECF_LOOPING_OR_CONST_P): New macro.
11929 * rtlanal.c (pure_const_p): Removed.
11930 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
11931 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
11932 to RTL_CONST_CALL_P.
11933 * ipa-pure-const.c (pure_const_state_e): Added looping field.
11934 (check_decl, check_tree, check_call, scan_function): Initialize
11936 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
11937 (static_execute): Set looping true for recursive functions.
11938 Undo setting state to IPA_NEITHER for recursive functions.
11939 * cse.c (cse_insn):
11940 * ifcvt.c (noce_can_store_speculate_p): Changed
11941 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
11942 RTL_CONST_OR_PURE_CALL_P.
11943 * dse.c (scan_insn): Ditto.
11944 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
11945 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
11946 RTL_CONST_OR_PURE_CALL_P.
11947 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
11948 pure_call_p to RTL_CONST_CALL_P.
11949 * gimplify.c (gimplify_call_expr): Clear side effects for
11950 non-looping pure and constant calls.
11951 * calls.c (emit_call_1): Set rtl flags from ecf flags.
11952 (flags_from_decl_or_type): Set ecf flags from decl flags.
11953 (initialize_argument_information): Turn off
11954 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
11955 Change const to pure if callee_copies is true rather than just
11957 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
11958 way of marking pure calls.
11959 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
11960 Remove hack that was supposed to fix pr7335 and remove old
11961 way of marking pure calls.
11962 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
11963 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
11964 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
11965 RTL_CONST_OR_PURE_CALL_P.
11966 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
11967 * loop-invariant.c (find_exits, find_invariant_bb): Changed
11968 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
11969 * sched-deps.c (schedule_analyze): Ditto.
11970 * rtl.h (struct rtx_def): Use call field, unchanging field, and
11971 return_val field of calls to represent pure and const function info.
11972 (CONST_OR_PURE_CALL_P): Deleted macro.
11973 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
11974 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
11975 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
11977 * tree-optimize.c (execute_fixup_cfg): Added test for
11978 ECF_LOOPING_CONST_OR_PURE.
11979 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
11981 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
11982 effects for looping pure or const calls.
11983 (verify_gimple_expr): Added verification code.
11984 * config/alpha/alpha.c (alpha_legitimize_address,
11985 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
11987 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
11988 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
11989 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
11990 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
11991 RTL_CONST_OR_PURE_CALL_P.
11992 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
11993 and const calls to be deleted.
11995 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
11998 * config/i386/mmx.md (mmx_subv2sf3): New expander.
11999 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
12000 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
12001 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12002 to handle nonimmediate operands.
12003 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
12004 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
12005 to handle nonimmediate operands.
12006 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
12007 (mmx_pmulhrwv4hi3): New expander. Use
12008 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12009 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
12010 (sse2_umulv1siv1di3): New expander. Use
12011 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12012 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
12013 (mmx_eq<mode>3): New expander. Use
12014 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12015 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
12016 (mmx_uavgv8qi3): New expander. Use
12017 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12018 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
12019 (mmx_uavgv4hi3): New expander. Use
12020 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12022 * config/i386/sse.md
12023 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
12024 to handle nonimmediate operands.
12025 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
12026 to handle nonimmediate operands.
12027 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
12028 to handle nonimmediate operands.
12029 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
12030 to handle nonimmediate operands.
12031 (sse2_unpckhpd_exp): New expander. Use
12032 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12033 (sse2_unpcklpd_exp): New expander. Use
12034 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12035 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
12036 to handle nonimmediate operands.
12037 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
12038 to handle nonimmediate operands.
12039 (*sse2_<plusminus_insn><mode>3): Rename from
12040 sse2_<plusminus_insn><mode>3 insn pattern.
12041 (sse2_<plusminus_insn><mode>3): New expander. Use
12042 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12043 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
12044 (sse2_umulv2siv2di3): New expander. Use
12045 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12046 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
12047 (sse4_1_mulv2siv2di3): New expander. Use
12048 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12049 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
12050 (sse2_pmaddwd): New expander. Use
12051 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12052 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
12053 (sse2_eq<mode>3): New expander. Use
12054 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12055 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
12056 (sse4_1_eqv2di3): New expander. Use
12057 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12058 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
12059 (sse2_uavgv16qi3): New expander. Use
12060 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12061 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
12062 (sse2_uavgv16qi3): New expander. Use
12063 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12064 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
12065 (sse2_uavgv8hi3): New expander. Use
12066 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12067 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
12068 (ssse3_pmulhrswv8hi3): New expander. Use
12069 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12070 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
12071 (ssse3_pmulhrswv4hi3): New expander. Use
12072 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12074 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
12075 (<sse>_vmmul<mode>3): Ditto.
12076 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
12078 (ssse3_pmaddubsw128): Use register_operand for operand 1.
12079 (ssse3_pmaddubsw): Ditto.
12081 * config/i386/i386.c (struct_builtin_description)
12082 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
12083 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
12084 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
12085 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
12086 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
12087 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
12088 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
12089 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
12090 (ix86_fixup_binary_operands): Assert that src1
12091 and src2 must have the same mode when swapped.
12092 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
12093 and ix86_binary_operator_ok. Do not force operands in registers
12096 2008-05-07 Jan Hubicka <jh@suse.cz>
12098 * cgraph.c (dump_cgraph_node): Update.
12099 * cgraph.h (cgraph_local_info): Break out inline summary.
12100 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
12102 * ipa-inline (inline_summary): New accestor function.
12103 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
12104 cgraph_decide_inlining, compute_inline_parameters): Update.
12105 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
12107 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12109 Cleanup ColdFire scheduling support and add V4 pipeline model.
12111 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
12112 (define_attr cpu): Add cfv4 value.
12113 (define_attr type, define_attr type1): Merge into a single 'type'
12114 attribute. Update all uses.
12115 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
12116 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
12118 (define_attr opx_mem, define_attr opy_mem): Remove.
12119 (define_attr op_mem): Clean up, update comment.
12120 (define_attr size): Use specific values instead of general int.
12121 (define_attr guess, define_attr split): Remove. Update all uses.
12122 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
12123 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
12124 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
12125 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
12126 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
12127 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
12128 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
12129 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
12130 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
12131 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
12132 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
12133 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
12134 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
12135 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
12136 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
12137 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
12138 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
12139 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
12140 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
12141 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
12142 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
12143 Update or set attributes.
12144 (stack_tie): New fake instruction.
12146 * config/m68k/m68k.h (TUNE_CFV4): New macro.
12147 (m68k_sched_attr_size): Update declaration.
12148 (m68k_sched_attr_type2): Remove.
12149 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
12150 Declare new bypass predicates.
12152 * config/m68k/m68k.c (m68k_sched_issue_rate,
12153 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
12155 (TARGET_SCHED_ISSUE_RATE,
12156 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
12157 (override_options): Handle scheduling for ColdFire V4 core.
12158 (m68k_expand_prologue): Emit stack_tie.
12159 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
12160 'OP_TYPE_FPN'. Update all uses.
12161 (sched_guess_p): Remove.
12162 (sched_address_type): Handle symbolic addresses.
12163 (sched_get_operand): New static function.
12164 (sched_operand_type): Merge into sched_attr_op_type.
12165 (sched_attr_op_type): Handle FP registers, handle quick constants,
12167 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
12168 (m68k_sched_attr_size): Update. Move logic to ...
12169 (sched_get_attr_size_int): New static function.
12170 (sched_get_opxy_mem_type): New static function.
12171 (m68k_sched_attr_op_mem): Update.
12172 (m68k_sched_attr_type2): Remove.
12173 (sched_cfv4_bypass_data): New static variable.
12174 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
12175 (m68k_sched_issue_rate): Implement scheduler hook.
12176 (struct _sched_ib: enabled_p): New field.
12177 (m68k_sched_variable_issue): Update. Handle V4.
12178 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
12179 sched_dump_class_func_t, sched_dump_split_class,
12180 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
12181 sched_dump_dfa_class, m68k_sched_dump): Remove.
12182 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
12184 (m68k_sched_init_global): Remove statisctics dumping, introduce
12185 sanity check that all instructions have pipeline reservations. Handle
12187 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
12188 Handle ColdFire V4 core.
12189 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
12190 New static functions.
12191 (m68k_sched_address_bypass_p): New bypass predicate.
12192 (sched_get_indexed_address_scale): New static function.
12193 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
12195 * cf.md: Update comments.
12196 (define_attr type2): Remove. Use 'type' attribute instead.
12198 (cf_ib): Rename to cfv123_ib. Update all uses.
12199 (cf_oep): Rename to cfv123_oep. Update all uses.
12200 (cf_chr): Rename to cfv123_chr. Update all uses.
12201 (cf_mem): Rename to cfv123_mem. Update all uses.
12202 (cf_mac): Move to more appropriate place.
12203 (cfv123_guess): New automaton and cpu_unit.
12204 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
12205 Update uses of 'size' attribute. Handle before reload scheduling.
12206 (cfv123_guess): New dummy reservation for unhandled instructions.
12207 (cfv4_*): Pipeline description of ColdFire V4 core.
12208 (ignore): New reservation to handle 'ignore' type.
12210 2008-05-07 Ian Lance Taylor <iant@google.com>
12212 PR middle-end/36013
12213 * gimplify.c (find_single_pointer_decl_1): Don't look through
12215 (find_single_pointer_decl): Adjust comments.
12217 2008-05-07 Jakub Jelinek <jakub@redhat.com>
12219 PR middle-end/36137
12220 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
12221 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
12223 PR middle-end/36106
12224 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
12225 integral type rather than floating point, then VIEW_CONVERT_EXPR
12226 to the floating point type.
12228 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
12230 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
12231 TFmode op0 to register.
12233 2008-05-07 Alan Modra <amodra@bigpond.net.au>
12235 * c-decl.c (grokdeclarator): Comment typo.
12237 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
12239 * tree-flow.h: Remove prototype for computed_goto_p.
12240 * tree-cfg.c (computed_goto_p): Make static.
12242 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
12245 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
12246 (contains_aligned_value_p): This. Handle _Decimal128.
12247 (ix86_function_arg_boundary): Only align _Decimal128 to its
12248 natural boundary and handle it properly.
12250 2008-05-06 Martin Jambor <mjambor@suse.cz>
12252 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
12253 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
12254 (ipcp_method_set_orig_node): Removed.
12255 (ipcp_cval_get_cvalue_type): Removed.
12256 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
12257 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
12258 (ipcp_cval_set_cvalue_type): Removed.
12259 (ipcp_cval_get_cvalue): Removed.
12260 (ipcp_cval_set_cvalue): Removed.
12261 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
12262 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
12263 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
12264 (ipcp_cval_meet): Renamed to ipa_lattice_meet
12265 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
12266 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
12267 (ipcp_get_ith_lattice): Changed parameters.
12268 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
12269 (ipcp_lattice_from_jfunc): Changed parameters.
12270 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
12271 (ipcp_method_cval_print): Added temporary variable info.
12272 (ipcp_redirect): Removed already unused local variable caller.
12273 (ipcp_redirect): New temporary variable orig_callee_info
12274 (ipcp_redirect): Removed newly unused local variable callee.
12275 (ipcp_redirect): Removed (a bit confusing) local variable type.
12276 (ipcp_insert_stage): Added local variable info.
12277 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
12279 (ipcp_formal_create): Removed.
12280 (ipcp_method_cval_set): Removed.
12281 (ipcp_propagate_stage): Renamed lattice variables.
12282 (ipcp_method_cval_set_cvalue_type): Removed.
12283 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
12284 (ipcp_print_all_lattices): Changed printed strings to refer to
12285 lattices rather than cvals.
12286 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
12287 (ipcp_propagate_const): Changed formal parameters.
12288 (build_const_val): Changed formal parameters.
12289 (ipcp_insert_stage): Removed useless variable cvalue
12290 (build_const_val): Changed formal parameters.
12291 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
12292 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
12293 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
12294 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
12295 (ipcp_print_func_profile_counts): Changed string from "method" to
12297 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
12298 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
12299 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
12300 (ipcp_structures_print): Renamed to ipcp_print_all_structures
12301 (ipcp_profile_print): Renamed to ipcp_print_profile_data
12302 (ipcp_lat_is_const): Changed parameters and made inline.
12303 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
12304 (ipcp_redirect): Renamed to ipcp_need_redirect_p
12305 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
12306 the predicate condition directly
12307 (ipcp_propagate_stage): Added local variable args. Removed local
12308 variable callee. (Both are mere code simplifications.)
12309 (ipcp_method_dont_insert_const): Renamed to
12310 ipcp_node_not_modifiable_p.
12311 (ipcp_node_not_modifiable_p): Made inline.
12312 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
12313 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
12314 (ipcp_print_all_lattices): Removed variable cvalue
12315 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
12318 2008-05-06 Olivier Hainque <hainque@adacore.com>
12320 * tree-sra.c (try_instantiate_multiple_fields): Early return
12321 if field has POINTER_TYPE.
12323 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
12325 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
12326 by using 'q' specifier for instruction.
12327 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
12329 2008-05-06 Anatoly Sokolov <aesok@post.ru>
12331 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
12332 Change mode of zero_extract from QImode to HImode.
12333 (sign bit tests peepholes): (Ditto.).
12335 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
12337 * config/i386/mmx.md: Remove double backslashes from asm templates.
12338 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
12339 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12340 to handle nonimmediate operands.
12341 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
12342 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12343 to handle nonimmediate operands.
12344 (*mmx_<code>v2sf3_finite): New insn pattern.
12345 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
12346 (mmx_<code>v2sf3): New expander. Use
12347 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12348 (mmx_<plusminus_insn><mode>3): New expander. Use
12349 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12350 (*mmx_<plusminus_insn><mode>3): New insn pattern.
12351 (mmx_add<mode>3): Removed.
12352 (mmx_ssadd<mode>3): Ditto.
12353 (mmx_usadd<mode>3): Ditto.
12354 (mmx_sub<mode>3): Ditto.
12355 (mmx_sssub<mode>3): Ditto.
12356 (mmx_ussub<mode>3): Ditto.
12357 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
12358 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
12359 to handle nonimmediate operands.
12360 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
12362 (mmx_smulv4hi3_highpart): New expander. Use
12363 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12364 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
12366 (mmx_umulv4hi3_highpart): New expander. Use
12367 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12368 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
12369 (mmx_<code>v4hi3): New expander. Use
12370 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12371 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
12372 (mmx_<code>v8qi3): New expander. Use
12373 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12374 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
12375 (mmx_<code><mode>3): New expander. Use
12376 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12378 2008-05-05 Jan Hubicka <jh@suse.cz>
12380 PR tree-optimization/36118
12381 * passes.c (pass_init_dump_file): Fix dump header.
12383 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12385 PR middle-end/36141
12386 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
12387 VCE for function decls.
12389 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
12391 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
12393 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
12395 * config/i386/i386.md (sat_plusminus): New.
12396 (plusminus_insn): Likewise.
12397 (plusminus_mnemonic): Likewise.
12399 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
12400 (*<addsub><mode>3_cc_overflow): Renamed to ...
12401 (*<plusminus_insn><mode>3_cc_overflow): This.
12402 (*<addsub>si3_zext_cc_overflow): Renamed to ...
12403 (*<plusminus_insn>si3_zext_cc_overflow): This.
12405 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
12406 (<plusminus_insn><mode>3): This.
12407 (*<addsub><mode>3): Renamed to ...
12408 (*<plusminus_insn><mode>3): This.
12409 (<sse>_vm<addsub><mode>3): Renamed to ...
12410 (<sse>_vm<plusminus_insn><mode>3): This.
12411 (sse3_h<addsub>v4sf3): Renamed to ...
12412 (sse3_h<plusminus_insn>v4sf3): This.
12413 (sse3_h<addsub>v2df3): Renamed to ...
12414 (sse3_h<plusminus_insn>v2df3): This.
12415 (<plusminus_insn><mode>3): New.
12416 (*<plusminus_insn><mode>3): Likewise.
12417 (sse2_<plusminus_insn><mode>3): Likewise.
12418 (add<mode>): Removed.
12419 (*add<mode>3): Likewise.
12420 (sse2_ssadd<mode>3): Likewise.
12421 (sse2_usadd<mode>3): Likewise.
12422 (sub<mode>3): Likewise.
12423 (*sub<mode>3): Likewise.
12424 (sse2_sssub<mode>3): Likewise.
12425 (sse2_ussub<mode>3): Likewise.
12427 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
12429 * gthr-single.h: Add in required interface elements as per gthr.h.
12430 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
12431 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
12432 Generalize UNUSED macro.
12433 (__gthread_once): Add.
12434 (__gthread_key_create): Add.
12435 (__gthread_key_delete): Add.
12436 (__gthread_getspecific): Add.
12437 (__gthread_setspecific): Add.
12439 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
12441 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
12442 the same size types for the indirect reference on the rhs, then
12445 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
12447 * config/i386/i386.md
12448 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
12449 one insn template instead of template series.
12450 (*xordi_1_rex64): Ditto.
12451 (*xordi_2_rex64): Ditto.
12453 2008-05-05 Ira Rosen <irar@il.ibm.com>
12455 PR tree-optimization/36119
12456 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
12459 2008-06-04 Jan Hubicka <jh@suse.cz>
12461 tree-optimization/36100
12462 * tree-pass.h (pass_O0_always_inline): Declare.
12463 * ipa-inline.c (inline_transform): Remove dead code.
12464 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12465 pass_O0_always_inline): New.
12466 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
12468 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
12470 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
12471 mnemonic in this_param move for TARGET_64BIT.
12473 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
12475 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
12476 (*strmovsi_rex_1): Ditto.
12477 (*strsetsi_1): Ditto.
12478 (*strsetsi_rex_1): Ditto.
12480 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
12481 adddicc expanders using SWI mode iterator.
12483 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
12486 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
12489 2008-05-04 David S. Miller <davem@davemloft.net>
12491 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
12492 (sparc*-*-linux*): Use linux.h in tm_file.
12493 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
12494 compiler defaulting to 32-bit.
12495 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
12497 * config/sparc/linux.h: Remove definitions now obtained
12498 properly from linux.h
12499 * config/sparc/linux64.h: Likewise.
12500 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
12501 don't want this setting for 32-bit builds in a biarch compiler.
12502 * doc/install.texi: Add sparc-linux to list of targets
12503 supporting --enable-targets=all.
12505 2008-05-03 Andrew Pinski <pinskia@gmail.com>
12507 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
12509 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
12511 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
12512 after V4SI_FTYPE_V8HI.
12513 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
12514 case V4SI_FTYPE_V2DF.
12516 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
12518 * doc/invoke.texi (max-flow-memory-locations): Removed.
12519 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
12521 2008-05-03 Richard Guenther <rguenther@suse.de>
12523 PR middle-end/34973
12524 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
12526 2008-05-02 David S. Miller <davem@davemloft.net>
12528 * config.gcc (need_64bit_hwint): Document libcpp dependency.
12530 2008-05-02 Simon Baldwin <simonb@google.com>
12533 * c-common.h (warn_array_subscript_range): Removed.
12534 * c-common.c (warn_array_subscript_range): Ditto.
12535 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
12536 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
12538 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
12540 * config/i386/i386.c (ix86_special_builtin_type): New.
12541 (bdesc_special_args): Likewise.
12542 (ix86_expand_special_args_builtin): Likewise.
12543 (ix86_init_mmx_sse_builtins): Updated.
12544 (ix86_expand_builtin): Updated.
12545 (ix86_expand_store_builtin): Removed.
12546 (ix86_expand_unop_builtin): Likewise.
12548 * config/i386/mm3dnow.h (__v2sf): Moved to ...
12549 * config/i386/mmintrin.h (__v2sf): Here.
12551 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
12553 (_mm_loadl_pi): Likewise.
12554 (_mm_storeh_pi): Replace __v2si with __v2sf.
12555 (_mm_storel_pi): Likewise.
12557 * doc/extend.texi: Correct __builtin_ia32_loadhps,
12558 __builtin_ia32_loadlps, __builtin_ia32_storehps,
12559 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
12560 __builtin_ia32_loadlpd.
12562 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
12564 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
12565 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
12566 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
12567 (ix86_init_mmx_sse_builtins): Updated.
12568 (ix86_expand_args_builtin): Likewise.
12569 (ix86_expand_builtin): Likewise.
12570 (ix86_expand_unop1_builtin): Renamed to ...
12571 (ix86_expand_unop_vec_merge_builtin): This.
12573 2008-05-01 Jan Hubicka <jh@suse.cz>
12576 * ipa-inline.c (inline_generate_summary): Make static.
12577 (inline_transform): Do not call inlining at -O0; make static.
12578 * passes.c (execute_todo): Add sanity check.
12579 (execute_one_ipa_transform_pass): Execute proper flags.
12581 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
12583 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
12584 (DECL_NONADDRESSABLE_P): Likewise.
12585 * alias.c (record_component_aliases): Fix comment.
12587 2008-05-01 Simon Baldwin <simonb@google.com>
12589 * c-common.h (warn_array_subscript_range): New function.
12590 * c-common.c (warn_array_subscript_range): Ditto.
12591 * tree-vrp.c (check_array_ref): Corrected code to agree with
12592 comment, ignoring only arrays of size 0 or size 1.
12593 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
12595 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12597 * config/i386/i386.c (ix86_builtin_type): Replace
12598 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
12599 (bdesc_args): Updated.
12600 (ix86_init_mmx_sse_builtins): Likewise.
12601 (ix86_expand_args_builtin): Likewise.
12603 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
12606 * doc/extend.texi: Correct __builtin_ia32_palignr.
12608 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12611 * config/i386/i386.c (bdesc_crc32): Removed.
12612 (ix86_expand_crc32): Likewise.
12613 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
12614 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
12615 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
12616 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
12617 UINT_FTYPE_UINT_UCHAR.
12618 (bdesc_args): Updated. Add crc32 builtins.
12619 (ix86_init_mmx_sse_builtins): Updated.
12620 (ix86_expand_args_builtin): Updated to support subreg.
12622 * doc/extend.texi: Correct __builtin_ia32_crc32di.
12624 2008-05-01 Jan Hubicka <jh@suse.cz>
12626 * tree-pass.h (opt_pass): Add IPA_PASS.
12627 (varpool_node, cgraph_node): Forward declare.
12628 (ipa_opt_pass): Define.
12629 (pass_ipa_inline): Turn into ipa_opt_pass.
12630 (pass_apply_inline): Remove.
12631 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
12632 (apply_inline): Turn into ....
12633 (inline_transform): ... this one.
12634 (inline_generate_summary): New function.
12635 (pass_apply_inline): Remove.
12636 * function.h (ipa_opt_pass): Forward declare structure; typedef;
12638 (struct function): Add ipa_transforms_to_apply.
12639 * passes.c (register_one_dump_file): Work on IPA_PASS.
12640 (init_optimization_passes): Remove pass_inline_parameters and
12642 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
12643 (execute_one_pass) ... here; apply transforms when possible.
12644 (add_ipa_transform_pass, execute_ipa_summary_asses,
12645 execute_one_ipa_transform_pass): New.
12646 (execute_ipa_pass_list): Update for IPA_PASS type.
12648 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12650 * config/i386/i386.c (ix86_builtin_type): Add
12651 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
12652 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
12653 (bdesc_args): Add SSE4a builtins.
12654 (ix86_init_mmx_sse_builtins): Updated.
12655 (ix86_expand_args_builtin): Likewise.
12656 (ix86_expand_builtin): Likewise.
12658 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12660 * config/i386/i386.c (ix86_builtin_type): Add
12661 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
12662 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
12663 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
12664 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
12665 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
12666 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
12667 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
12668 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
12669 and DI_FTYPE_DI_DI_INT.
12670 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
12671 (ix86_init_mmx_sse_builtins): Updated.
12672 (ix86_expand_args_builtin): Likewise.
12673 (ix86_expand_builtin): Likewise.
12674 (ix86_expand_binop_imm_builtin): Removed.
12676 * doc/extend.texi: Correct __builtin_ia32_palignr128.
12678 2008-04-30 Richard Guenther <rguenther@suse.de>
12680 PR tree-optimization/32921
12681 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
12683 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
12685 * config/arm/arm.c (arm_unwind_emit): Use
12686 crtl->all_throwers_are_sibcalls instead of
12687 cfun->all_throwers_are_sibcalls.
12688 (arm_output_fn_unwind): Likewise.
12689 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
12690 instead of cfun->uses_pic_offset_table.
12691 (frv_expand_prologue): Likewise.
12692 (frv_frame_pointer_required): Likewise.
12693 (frv_expand_fdpic_call): Likewise.
12694 (frv_emit_movsi): Likewise.
12695 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
12696 cfun->returns_pcc_struct instead of
12697 current_function_returns_pcc_struct.
12698 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
12699 instead of cfun->calls_eh_return.
12700 (m32c_pushm_popm): Likewise.
12701 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
12702 "extern" declaration.
12704 2008-04-30 Richard Guenther <rguenther@suse.de>
12706 PR tree-optimization/21636
12707 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
12709 (evaluate_stmt): Print the likely value.
12710 (ccp_visit_stmt): Avoid excessive vertical spacing.
12712 2008-04-30 Rafael Espindola <espindola@google.com>
12714 * builtins.c (fold_call_expr): Return realret.
12715 * tree-ssa-threadedge.c
12716 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
12717 __builtin_object_size.
12719 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
12721 * gcc.c (wrapper_string): New variable.
12722 (insert_wrapper): New function.
12723 (execute): New option -wrapper.
12724 * doc/invoke.texi (Overall Options): New driver option -wrapper.
12726 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
12728 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
12729 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
12730 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
12732 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
12733 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
12734 config/rs6000/e500crtres64gprctr.asm,
12735 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
12736 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
12737 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
12738 config/rs6000/e500crtsav64gprctr.asm,
12739 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
12740 config/rs6000/e500crtsavg64gprctr.asm: New files.
12741 * config/rs6000/t-ppccomm: Add build rules for new files.
12742 (LIB2FUNCS_STATIC_EXTRA): Add new files.
12743 * config/rs6000/t-netbsd: Add build rules for new files.
12744 (LIB2FUNCS_STATIC_EXTRA): New variable.
12745 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
12746 (CRTSAVRES_DEFAULT_SPEC): Likewise.
12747 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
12749 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
12751 * config/i386/i386.c (ix86_builtin_type): Add
12752 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
12753 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
12754 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
12755 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
12756 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
12757 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
12758 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
12759 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
12760 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
12761 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
12762 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
12763 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
12764 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
12765 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
12766 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
12767 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
12768 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
12769 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
12770 V1DI_FTYPE_V2SI_V2SI.
12771 (bdesc_2arg): Moved to ...
12772 (bdesc_args): Here.
12773 (ix86_init_mmx_sse_builtins): Updated.
12774 (ix86_expand_args_builtin): Updated. Take a pointer
12775 to const struct builtin_description. Handle comparison
12777 (ix86_expand_sse_compare): Take a new argument for swapping operands.
12778 (ix86_expand_builtin): Updated.
12780 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
12781 (ssse3_pmaddubsw128): This.
12782 (ssse3_pmaddubswv4hi3): Renamed to ...
12783 (ssse3_pmaddubsw): This.
12785 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
12786 (__builtin_ia32_packssdw128): Likewise.
12787 (__builtin_ia32_packuswb128): Likewise.
12788 (__builtin_ia32_pmaddubsw): Likewise.
12789 (__builtin_ia32_pmaddubsw128): Likewise.
12791 2008-04-30 Richard Guenther <rguenther@suse.de>
12793 PR tree-optimization/14847
12794 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
12795 (recognize_bits_test): Use it.
12796 (recognize_single_bit_test): Likewise.
12798 2008-04-30 Martin Jambor <mjambor@suse.cz>
12800 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
12801 instead of setting number of formal parameters to zero.
12802 (ipcp_init_stage): Do not set the number of actual parameters to zero
12804 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
12805 which are called with variable number of arguments.
12806 (ipcp_insert_stage): Explicitely skipping all nodes which are
12807 called with variable number of arguments.
12808 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
12809 number of parameters.
12811 * ipa-prop.h (struct ipa_node_params): Added flag
12812 called_with_var_arguments
12813 (ipa_set_param_count): Added. Changed sole setter to use it.
12814 (ipa_get_param_count): Added. All readers of param_count
12815 converted to use it instead.
12816 (ipa_set_called_with_variable_arg): Added.
12817 (ipa_is_called_with_var_arguments): Added.
12818 (ipa_get_ith_param): Added. All readers of param_decls converted
12820 (ipa_set_cs_argument_count): Added, sole writer to argument_count
12822 (ipa_get_cs_argument_count): Added, all readers of argument_count
12824 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
12827 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
12828 (struct ipcp_lattice): Renamed cval_type to type
12829 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
12831 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
12832 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
12833 (ipcp_insert_stage): Changed the type of variable cvalue to tree
12834 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
12835 (build_const_val): Changed the type of parameter cvalue to tree
12836 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
12837 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
12839 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
12842 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
12843 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
12844 (ipa_add_method): Renamed to ipa_push_func_to_list
12845 (ipa_remove_method): Renamed to ipa_pop_func_from_list
12846 (ipa_callsite_param_count): Removed.
12847 (ipa_callsite_param_count_set): Removed.
12848 (ipa_callsite_param): Removed.
12849 (ipa_callsite_callee): Removed.
12850 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
12851 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
12852 (ipa_method_formal_count): Removed.
12853 (ipa_method_formal_count_set): Removed.
12854 (ipa_method_get_tree): Removed.
12855 (ipa_method_tree_map_create): Removed.
12856 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
12857 (ipa_create_param_decls_array): Creates the array itself
12858 (ipa_create_param_decls_array): Temporary variable info instead of
12859 a few dereferences.
12860 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
12861 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
12862 (get_type): Removed.
12863 (ipa_jf_get_info_type): Removed.
12864 (ipa_node_create): Renamed to ipa_create_node_params
12865 (ipa_free): Renamed to ipa_free_all_node_params
12866 (ipa_nodes_create): Renamed to ipa_create_all_node_params
12867 (ipa_edges_create): Renamed to ipa_create_all_edge_args
12868 (ipa_edges_free): Renamed to ipa_free_all_edge_args
12869 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
12870 (ipa_free_all_node_params): Deallocation to jump_functions moved to
12871 ipa_free_all_edge_args
12872 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
12873 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
12874 (ipa_create_methodlist_node): Removed.
12875 (ipa_methodlist_method): Removed.
12876 (ipa_methodlist_method_set): Removed.
12877 (ipa_methodlist_next_method): Removed.
12878 (ipa_methodlist_next_method_set): Removed.
12879 (ipa_method_is_modified): Removed.
12880 (ipa_method_modify_create): Removed.
12881 (ipa_method_modify_init): Temporary variable info instead of a few
12883 (ipa_detect_param_modifications): Temporary variable info instead of
12884 a few dereferences.
12885 (ipa_compute_jump_functions): Temporary variable info instead of
12886 a few dereferences.
12887 (ipa_method_modify_set): Removed.
12888 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
12889 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
12890 than craph_node as the first parameter.
12891 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
12892 (ipa_method_modify_init): Removed.
12893 (ipa_compute_jump_functions): Added a temp variable instead of
12894 repeatadly dereferencing the cgraph_edge.aux pointer
12895 (ipa_callsite_param_set_type): Removed.
12896 (ipa_compute_jump_functions): i renamed to index and moved to
12898 (ipa_callsite_param_set_info_type_formal): Removed.
12899 (ipa_callsite_param_set_info_type): Removed.
12900 (ipa_callsite_param_map_create): Removed.
12901 (ipa_callsite_tree): Removed.
12902 (ipa_callsite_caller): Removed.
12903 (ipa_pop_func_from_list): return_method removed to return_func
12905 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
12906 prefixed all values with IPA_. Changed all users.
12907 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
12908 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
12909 and FORMAL_IPATYPE IPA_PASS_THROUGH.
12910 (union parameter_info): Renamed to jump_func_value.
12911 (union jump_func_value): Renamed value to constant
12912 (struct ipa_jump_func): Renamed info_type to value
12913 (struct ipa_node): Renamed to ipa_node_params
12914 (struct ipa_node_params): Renamed ipa_arg_num to param_count
12915 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
12916 (struct ipa_node_params): Renamed ipa_mod to modified_flags
12917 (struct ipa_edge): Renamed to ipa_edge_args
12918 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
12919 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
12920 (struct ipa_methodlist): Renamed to ipa_func_list
12921 (struct ipa_func_list): method_p renamed to node, next_method
12923 (ipa_methodlist_p): Removed, switched all users to struct pointer
12924 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
12926 2008-04-30 Alan Modra <amodra@bigpond.net.au>
12928 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
12929 (rs6000_emit_epilogue): Use backchain to restore only when we
12930 have a large frame. Make use of frame pointer to restore if we
12931 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
12933 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
12935 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
12936 Add mode to zero_extract.
12937 (sign bit tests peepholes): (Ditto.).
12939 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
12941 * config/i386/i386.c (ix86_builtins): Replace Prescott New
12942 Instructions in comments with SSE3.
12943 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
12944 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
12945 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
12946 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
12947 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
12948 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
12949 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
12950 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
12951 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
12952 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
12953 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
12954 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
12955 (bdesc_sse_args): Renamed to ...
12956 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
12957 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
12958 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
12959 IX86_BUILTIN_FABSQ.
12960 (bdesc_1arg): Moved to ...
12961 (bdesc_args): Here.
12962 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
12963 Instructions in comments with SSE3.
12964 (ix86_expand_sse_operands_builtin): Renamed to ...
12965 (ix86_expand_args_builtin): This. Updated.
12966 (ix86_expand_unop1_builtin): Update comments.
12967 (ix86_expand_builtin): Updated.
12969 2008-04-29 Richard Guenther <rguenther@suse.de>
12971 PR tree-optimization/36078
12972 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
12973 Update virtual SSA form after cleaning up the CFG.
12975 2008-04-29 Richard Guenther <rguenther@suse.de>
12977 PR middle-end/15255
12978 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
12980 2008-04-29 Richard Guenther <rguenther@suse.de>
12982 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
12983 (compute_may_aliases): Do not call finalize_ref_all_pointers.
12984 (compute_flow_insensitive_aliasing): Do not treat
12985 PTR_IS_REF_ALL pointers special.
12986 (get_smt_for): Likewise.
12987 (may_alias_p): Re-structure.
12988 (is_escape_site): A ref-all pointer conversion is not an escape site.
12989 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
12990 PTR_IS_REF_ALL pointers special.
12991 * tree-ssa-structalias.h (struct alias_info): Remove
12992 ref_all_symbol_mem_tag field.
12993 (PTR_IS_REF_ALL): Remove.
12995 2008-04-29 Richard Guenther <rguenther@suse.de>
12997 PR middle-end/36077
12998 * fold-const.c (extract_muldiv_1): In combining division constants
12999 make sure to never overflow.
13001 2008-04-29 Nick Clifton <nickc@redhat.com>
13003 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
13005 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13008 * optc-gen.awk: Work around HP-UX/IA awk bug.
13010 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
13012 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
13015 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
13018 * config/i386/i386.md
13019 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
13020 Change operand 1 predicate to nonimmediate_operand.
13022 2008-04-28 Jakub Jelinek <jakub@redhat.com>
13025 * dwarf2out.c (struct die_struct): Mark as chain_circular through
13027 * gengtype.c (walk_type, write_func_for_structure): Handle
13029 * doc/gty.texi: Document chain_circular.
13031 2008-04-28 Richard Guenther <rguenther@suse.de>
13033 PR tree-optimization/36066
13034 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
13037 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
13040 * config/i386/i386.md
13041 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
13042 Use match_scratch instead of match_operand for operands 3 and 4.
13044 2008-04-27 Richard Guenther <rguenther@suse.de>
13046 PR tree-optimization/18754
13047 PR tree-optimization/34223
13048 * tree-pass.h (pass_complete_unrolli): Declare.
13049 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
13050 loop size before and after unconditionally of UL_NO_GROWTH in effect.
13051 Rewrite loop into loop closed SSA form if it is not already.
13052 (tree_unroll_loops_completely): Re-structure to iterate over
13053 innermost loops with intermediate CFG cleanups.
13054 Unroll outermost loops only if requested or the code does not grow
13056 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
13057 loops are available.
13058 (tree_vectorize): Instead do so here.
13059 (tree_complete_unroll): Also unroll outermost loops.
13060 (tree_complete_unroll_inner): New function.
13061 (gate_tree_complete_unroll_inner): Likewise.
13062 (pass_complete_unrolli): New pass.
13063 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
13064 uses outside of the loop.
13065 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
13066 form if it is available.
13067 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
13068 * passes.c (init_optimization_passes): Schedule complete inner
13069 loop unrolling pass before the first CCP pass after final inlining.
13071 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
13073 * targhooks.h (default_emutls_var_fields,
13074 default_emutls_var_init): Declare.
13075 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
13076 * target.h (struct gcc_target): Add struct emutls member.
13077 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
13078 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
13079 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
13080 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
13081 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
13082 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
13083 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
13084 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
13085 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
13086 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
13087 emit debug information.
13088 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
13089 * varasm.c: Include targhooks.h.
13090 (emutls_object_section, emutls_tmpl_section): New.
13091 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
13092 (EMUTLS_SEPARATOR): New.
13093 (prefix_name): New.
13094 (get_emutls_object_name): New.
13095 (default_emutls_var_fields): New, broken out of ...
13096 (get_emutls_object_type): ... here. Adjust to use target hooks.
13097 (get_emutls_init_templ_addr): Adjust to use target hooks.
13098 (emutls_decl): Adjust to use target hooks.
13099 (emutls_finish): Likewise.
13100 (default_emutls_var_init): New, broken out of ...
13101 (assemble_variable): ... here. Adjust to use target hooks.
13102 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
13103 SECCAT_EMUTLS_TMPL.
13104 * c-common.c (handle_section_attribute): Prevent overriding
13105 sections for emulated tls with special sections.
13106 * config/i386/i386.c (x86_64_elf_select_section): Add
13107 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
13108 (x86_64_elf_unique_section): Likewise.
13109 * config/vxworks.c: Include tree.h.
13110 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
13111 (vxworks_override_options): Set TLS scheme.
13112 * doc/tm.texi (Emulated TLS): New node.
13114 2008-04-26 Simon Baldwin <simonb@google.com>
13117 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
13118 with propagated string constants.
13120 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
13122 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
13123 constraint for operand 2 when operand 0 is memory operand.
13124 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
13125 operand 0 is memory operand.
13126 (fix_trunc<mode>_i387_with_temp): Ditto.
13127 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
13128 operand 2 when operand 1 is memory operand.
13129 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
13130 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
13131 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
13132 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
13133 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
13134 operands 2,3 and 4 when operand 1 is memory operand.
13135 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
13137 (fistdi2_floor_with_temp): Ditto.
13138 (fist<mode>2_floor_with_temp): Ditto.
13139 (fistdi2_ceil_with_temp): Ditto.
13140 (fist<mode>2_ceil_with_temp): Ditto.
13141 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
13143 2008-04-26 David Daney <ddaney@avtrex.com>
13145 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
13147 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
13148 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13149 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13150 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
13151 (compare_and_swap_12): New insn.
13152 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
13153 * config/mips/mips.c (mips_force_binary): New function.
13154 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
13155 (mips_expand_compare_and_swap_12): New function.
13156 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
13158 2008-04-25 Jan Hubicka <jh@suse.cz>
13161 * cfgexpand.c (pass_expand): Turn into RTL pass.
13162 * passes.c (execute_one_pass): Do pass typechecking after execution.
13163 * tree-pass.h (pass_expand): Turn into RTL pass.
13165 * function.h (struct rtl_data): Move here fields
13166 accesses_prior_frames, calls_eh_return, saves_all_registers,
13167 has_nonlocal_goto, has_asm_statement, is_thunk,
13168 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
13169 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
13170 arg_pointer_save_area_init from struct function; turn into bool.
13171 (struct function): Move
13172 calls_eh_return, saves_all_registers, has_nonlocal_goto,
13173 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
13174 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
13175 tail_call_emit, arg_pointer_save_area_init
13176 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
13177 (current_function_returns_struct, current_function_returns_pcc_struct,
13178 current_function_calls_setjmp, current_function_calls_alloca,
13179 current_function_accesses_prior_frames,
13180 current_function_calls_eh_return, current_function_is_thunk,
13181 current_function_stdarg, current_function_profile,
13182 current_function_limit_stack, current_function_uses_pic_offset_table,
13183 current_function_uses_const_pool, current_function_has_nonlocal_label,
13184 current_function_saves_all_registers,
13185 current_function_has_nonlocal_goto,
13186 current_function_has_asm_statement): Remove accesor macros.
13187 * ra-conflict.c (global_conflicts): Update.
13188 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
13189 (suitable_for_tail_call_opt_p): Update.
13190 * builtins.c (expand_builtin_return_addr): Update.
13191 (expand_builtin_setjmp_setup): Update.
13192 (expand_builtin_nonlocal_goto): Update.
13193 * final.c (final_start_function): Update.
13194 (profile_function): Update.
13195 (leaf_function_p): Update.
13196 (only_leaf_regs_used): Update.
13197 * df-scan.c (df_get_exit_block_use_set): Update.
13198 * dojump.c (clear_pending_stack_adjust): Update.
13199 * tree-stdarg.c (gate_optimize_stdarg): Update.
13200 * gimple-low.c (lower_function_body): Update.
13201 * global.c (compute_regsets): Update.
13202 (global_alloc): Update.
13203 * dwarf2out.c (dwarf2out_begin_prologue): Update.
13204 * expr.c (expand_assignment): Update.
13205 * dse.c (dse_step0): Update.
13206 (dse_step1): Update.
13207 * c-decl.c (store_parm_decls): Update.
13208 * local-alloc.c (combine_regs): Update.
13209 (find_free_reg): Update.
13210 * function.c (assign_parms_augmented_arg_list): Update.
13211 (assign_parm_find_data_types): Update.
13212 (assign_parms): Update.
13213 (allocate_struct_function): Update.
13214 (expand_function_start): Update.
13215 (expand_function_end): Update.
13216 (get_arg_pointer_save_area): Update.
13217 (thread_prologue_and_epilogue_insns): Update.
13218 (rest_of_match_asm_constraints): Update.
13219 * stor-layout.c (variable_size): Update.
13220 * gcse.c (gcse_main): Update.
13221 (bypass_jumps): Update.
13222 * gimplify.c (gimplify_function_tree): Update.
13223 * calls.c (emit_call_1): Update.
13224 (expand_call): Update.
13225 * bt-load.c (compute_defs_uses_and_gen): Update.
13226 * except.c (sjlj_assign_call_site_values): Update.
13227 (sjlj_emit_function_enter): Update.
13228 (can_throw_external): Update.
13229 (set_nothrow_function_flags): Update.
13230 (expand_builtin_unwind_init): Update.
13231 (expand_eh_return): Update.
13232 (convert_to_eh_region_ranges): Update.
13233 (output_function_exception_table): Update.
13234 * emit-rtl.c (gen_tmp_stack_mem): Update.
13235 * cfgexpand.c (expand_used_vars): Update.
13236 (tree_expand_cfg): Update.
13237 * cfgcleanup.c (rest_of_handle_jump): Update.
13238 * explow.c (allocate_dynamic_stack_space): Update.
13239 * varasm.c (assemble_start_function): Update.
13240 (force_const_mem): Update.
13241 (mark_constant_pool): Update.
13242 * tree-optimize.c (tree_rest_of_compilation): Update.
13243 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
13244 * tree-cfg.c (notice_special_calls): Update.
13245 (is_ctrl_altering_stmt): Update.
13246 (tree_can_make_abnormal_goto): Update.
13247 (tree_purge_dead_abnormal_call_edges): Update.
13248 * config/alpha/predicates.md: Update.
13249 * config/alpha/alpha.c (alpha_sa_mask): Update.
13250 (alpha_sa_size): Update.
13251 (alpha_does_function_need_gp): Update.
13252 (alpha_expand_prologue): Update.
13253 (alpha_start_function): Update.
13254 (alpha_output_function_end_prologue): Update.
13255 (alpha_expand_epilogue): Update.
13256 * config/frv/frv.c (frv_stack_info): Update.
13257 (frv_expand_epilogue): Update.
13258 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
13259 (s390_register_info): Update.
13260 (s390_frame_info): Update.
13261 (s390_init_frame_layout): Update.
13262 (s390_can_eliminate): Update.
13263 (save_gprs): Update.
13264 * config/spu/spu.c (spu_split_immediate): Update.
13265 (need_to_save_reg): Update.
13266 (spu_expand_prologue): Update.
13267 (spu_expand_epilogue): Update.
13268 * config/sparc/sparc.md: Update.
13269 * config/sparc/sparc.c (eligible_for_return_delay): Update.
13270 (sparc_tls_got): Update.
13271 (legitimize_pic_address): Update.
13272 (sparc_emit_call_insn): Update.
13273 (sparc_expand_prologue): Update.
13274 (output_return): Update.
13275 (print_operand): Update.
13276 (sparc_function_ok_for_sibcall): Update.
13277 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
13278 * config/m32r/m32r.md: Update.
13279 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
13280 (m32r_compute_frame_size): Update.
13281 (m32r_expand_prologue): Update.
13282 (m32r_expand_epilogue): Update.
13283 (m32r_legitimize_pic_address): Update.
13284 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
13285 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
13286 * config/i386/i386.c (ix86_frame_pointer_required): Update.
13287 (gen_push): Update.
13288 (ix86_save_reg): Update.
13289 (ix86_compute_frame_layout): Update.
13290 (ix86_expand_prologue): Update.
13291 (ix86_expand_epilogue): Update.
13292 * config/sh/sh.c (output_stack_adjust): Update.
13293 (calc_live_regs): Update.
13294 (sh5_schedule_saves): Update.
13295 (sh_expand_prologue): Update.
13296 (sh_expand_epilogue): Update.
13297 (sh_setup_incoming_varargs): Update.
13298 (sh_allocate_initial_value): Update.
13299 (sh_get_pr_initial_val): Update.
13300 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
13301 * config/sh/sh.md (label:): Update.
13302 * config/avr/avr.c (out_movhi_mr_r): Update.
13303 * config/crx/crx.h (enum): Update.
13304 * config/xtensa/xtensa.h (along): Update.
13305 * config/stormy16/stormy16.c Update.
13306 (xstormy16_compute_stack_layout): Update.
13307 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
13308 (fr30_expand_prologue): Update.
13309 * config/cris/cris.c (cris_conditional_register_usage): Update.
13310 (cris_reg_saved_in_regsave_area): Update.
13311 (cris_initial_frame_pointer_offset): Update.
13312 (cris_simple_epilogue): Update.
13313 (cris_expand_prologue): Update.
13314 (cris_expand_epilogue): Update.
13315 (cris_expand_pic_call_address): Update.
13316 (cris_asm_output_symbol_ref): Update.
13317 (cris_asm_output_label_ref): Update.
13318 * config/cris/cris.md Update.
13319 * config/iq2000/iq2000.c (compute_frame_size): Update.
13320 (iq2000_expand_epilogue): Update.
13321 * config/mt/mt.h (save_direction): Update.
13322 * config/mn10300/mn10300.c (mn10300_function_value): Update.
13323 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
13324 (ia64_secondary_reload_class): Update.
13325 * config/m68k/m68k.c (m68k_save_reg): Update.
13326 (m68k_expand_prologue): Update.
13327 (m68k_expand_epilogue): Update.
13328 (legitimize_pic_address): Update.
13329 * config/rs6000/rs6000.c (rs6000_got_register): Update.
13330 (first_reg_to_save): Update.
13331 (first_altivec_reg_to_save): Update.
13332 (compute_vrsave_mask): Update.
13333 (compute_save_world_info): Update.
13334 (rs6000_stack_info): Update.
13335 (spe_func_has_64bit_regs_p): Update.
13336 (rs6000_ra_ever_killed): Update.
13337 (rs6000_emit_eh_reg_restore): Update.
13338 (rs6000_emit_allocate_stack): Update.
13339 (rs6000_emit_prologue): Update.
13340 (rs6000_emit_epilogue): Update.
13341 (rs6000_output_function_epilogue): Update.
13342 (output_profile_hook): Update.
13343 (rs6000_elf_declare_function_name): Update.
13344 * config/rs6000/rs6000.h (rs6000_args): Update.
13345 * config/rs6000/rs6000.md: Update.
13346 * config/mcore/mcore.c (mcore_expand_prolog): Update.
13347 * config/arc/arc.c (arc_output_function_epilogue): Update.
13348 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
13349 * config/darwin.c (machopic_function_base_name): Update.
13350 * config/score/score3.c (score3_compute_frame_size): Update.
13353 (score3_epilogue): Update.
13354 * config/score/score7.c (score7_compute_frame_size): Update.
13355 (score7_prologue): Update.
13356 (score7_epilogue): Update.
13357 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
13358 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
13359 * config/arm/arm.c (use_return_insn): Update.
13360 (require_pic_register): Update.
13361 (arm_load_pic_register): Update.
13362 (arm_compute_save_reg0_reg12_mask): Update.
13363 (arm_compute_save_reg_mask): Update.
13364 (thumb1_compute_save_reg_mask): Update.
13365 (output_return_instruction): Update.
13366 (arm_output_function_prologue): Update.
13367 (arm_output_epilogue): Update.
13368 (arm_get_frame_offsets): Update.
13369 (arm_expand_prologue): Update.
13370 (thumb_pushpop): Update.
13371 (thumb_exit): Update.
13372 (thumb1_expand_prologue): Update.
13373 (thumb1_expand_epilogue): Update.
13374 (arm_unwind_emit): Update.
13375 (arm_output_fn_unwind): Update.
13376 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
13377 * config/arm/arm.md: Update.
13378 * config/pa/pa.md: Update.
13379 * config/pa/pa.c (legitimize_pic_address): Update.
13380 (compute_frame_size): Update.
13381 (hppa_expand_prologue): Update.
13382 (hppa_expand_epilogue): Update.
13383 (borx_reg_operand): Update.
13384 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
13385 (HARD_REGNO_RENAME_OK): Update.
13386 * config/mips/mips.c (mips_global_pointer): Update.
13387 (mips_save_reg_p): Update.
13388 (mips_compute_frame_info): Update.
13389 (mips_frame_pointer_required): Update.
13390 (mips_expand_prologue): Update.
13391 (mips_expand_epilogue): Update.
13392 (mips_can_use_return_insn): Update.
13393 (mips_reorg_process_insns): Update.
13394 * config/v850/v850.c (compute_register_save_size): Update.
13395 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
13396 * config/mmix/mmix.c (along): Update.
13397 (mmix_expand_epilogue): Update.
13398 * config/bfin/bfin.c (legitimize_pic_address): Update.
13399 (must_save_p): Update.
13400 (stack_frame_needed_p): Update.
13401 (add_to_reg): Update.
13402 (bfin_expand_prologue): Update.
13403 * stmt.c (expand_asm_operands): Update.
13404 * reload1.c (reload): Update.
13405 (init_elim_table): Update.
13407 2008-04-25 Bob Wilson <bob.wilson@acm.org>
13409 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
13411 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
13413 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
13414 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
13415 (mov<mode>): Removed.
13416 (*movv4sf_internal): Likewise.
13417 (*movv2df_internal): Likewise.
13419 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
13421 * config.gcc (crx-*-elf): Remove deprecation.
13423 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
13425 * config/i386/cygming-crtend.c (register_frame_ctor): Register
13426 __gcc_deregister_frame with atexit.
13427 (deregister_frame_dtor): Remove.
13429 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
13430 Nathan Sidwell <nathan@codesourcery.com>
13432 * config/rs6000/rs6000.opt (mspe): Remove Var property.
13434 * config/rs6000/rs6000.h (rs6000_spe): Declare.
13435 (rs6000_isel): Likewise.
13436 * config/rs6000/rs6000.c (rs6000_spe): New variable.
13437 (rs6000_isel): New variable.
13438 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
13440 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13443 * c-common.c (handle_vector_size_attribute): Call
13444 lang_hooks.types.reconstruct_complex_type instead of
13445 reconstruct_complex_type.
13446 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
13447 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
13448 * langhooks.h (struct lang_hooks_for_types): Add
13449 reconstruct_complex_type hook.
13450 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
13451 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
13453 2008-04-24 Richard Guenther <rguenther@suse.de>
13455 * c-common.h (check_builtin_function_arguments): Declare.
13456 * c-common.c (validate_nargs): New function.
13457 (check_builtin_function_arguments): Likewise.
13458 * c-typeck.c (build_function_call): Call
13459 check_builtin_function_arguments.
13460 * builtins.c (fold_builtin_classify): Remove error reporting code.
13461 (fold_builtin_unordered_cmp): Likewise.
13462 (fold_builtin_1): Likewise.
13463 (fold_builtin_n): Likewise.
13465 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13467 PR tree-optimization/36008
13468 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
13469 the original op1, rather than delta by step.
13471 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
13472 Sebastian Pop <sebastian.pop@amd.com>
13474 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
13475 eliminate_local_variables_stmt, eliminate_local_variables,
13476 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
13477 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
13478 of code delimited by two edges in the CFG.
13479 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
13480 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
13481 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
13482 the case of parallelisation of reductions.
13483 (expr_invariant_in_region_p): New.
13485 * tree-flow.h (gather_blocks_in_sese_region): Declared.
13486 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
13488 2008-04-24 Ira Rosen <irar@il.ibm.com>
13489 Richard Guenther <rguenther@suse.de>
13491 PR tree-optimization/36034
13492 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
13493 incapable of dealing with loads with gaps.
13495 2008-04-24 Rafael Espindola <espindola@google.com>
13497 * tree-flow.h (vrp_evaluate_conditional): Change signature.
13498 * tree-ssa-propagate.c (fold_predicate_in): Update call to
13499 vrp_evaluate_conditional.
13500 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
13501 (vrp_evaluate_conditional): Split the cond argument.
13502 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
13503 (simplify_stmt_for_jump_threading): Update call to
13504 vrp_evaluate_conditional.
13506 2008-04-24 Ira Rosen <irar@il.ibm.com>
13508 PR tree-optimization/35982
13509 * tree-vect-analyze.c (vect_check_interleaving): Check that the
13510 interleaved data-refs are of the same type.
13512 2008-04-24 Danny Smith <dannysmith@users.net>
13514 * c-format.c (check_format_info_main): Use strncmp rather than a
13515 magic prefix to handle multichar length specs.
13516 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
13517 Don't prefix "I64" and "I32" with '\0'.
13519 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13522 * config/i386/i386.c (init_cumulative_args): Don't pass anything
13523 in registers for -m32 only if stdarg_p (fntype).
13525 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
13527 PR rtl-optimization/36006
13528 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
13529 temp to op0 in order to avoid invalid rtx sharing.
13531 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
13533 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
13534 check TREE_INVARIANT.
13535 * tree-gimple.c (is_gimple_address): New.
13536 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
13537 * tree-gimple.h (is_gimple_address): New.
13538 * tree.h (decl_address_invariant_p): New.
13539 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
13540 (build_string): Likewise.
13541 (decl_address_invariant_p): New, from is_gimple_invariant_address.
13542 (tree_invariant_p_1): Likewise.
13543 (save_expr): Use it.
13544 (tree_invariant_p): New.
13545 (skip_simple_arithmetic): Use it.
13546 (stabilize_reference_1): Use it.
13547 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
13549 (build1_stat): Drop code to compute TREE_INVARIANT.
13550 (build2_stat): Drop code to compute TREE_INVARIANT.
13551 (build3_stat): Drop code to compute TREE_INVARIANT.
13552 (build4_stat): Drop code to compute TREE_INVARIANT.
13553 (build5_stat): Drop code to compute TREE_INVARIANT.
13554 (build7_stat): Drop code to compute TREE_INVARIANT.
13555 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
13556 * tree.h (struct tree_base): Remove invariant_flag.
13557 (TREE_INVARIANT): Remove.
13558 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
13559 (fold_builtin_expect): Check TREE_CONSTANT.
13560 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
13561 * c-tree.h (c_expr_to_decl): Drop third parameter.
13562 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
13563 (build_c_cast): Don't set TREE_INVARIANT.
13564 (pop_init_level): Don't set TREE_INVARIANT.
13565 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
13566 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
13568 (gimplify_init_constructor): Don't set TREE_INVARIANT.
13569 (gimplify_addr_expr): Adjust comment.
13570 * tree-mudflap.c (mf_build_string):
13571 * print-tree.c (print_node): Don't print TREE_INVARIANT.
13572 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
13573 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
13574 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
13575 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
13576 * langhooks.h (struct lang_hooks): Drop third parameter from
13579 2008-04-23 Richard Guenther <rguenther@suse.de>
13581 PR tree-optimization/27799
13582 PR tree-optimization/32921
13583 PR tree-optimization/32624
13584 * tree-ssa-structalias.c (merge_smts_into): Only merge the
13585 SMTs aliases and the tag itself into the solution.
13586 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
13587 merge the points-to solution back into the SMT aliases.
13588 (may_alias_p): Use alias_set_subset_of instead of
13589 aliases_conflict_p. A pointer which points to
13590 memory with alias set zero may access any variable.
13592 2008-04-23 Richard Guenther <rguenther@suse.de>
13594 * alias.c (alias_set_subset_of): Correctly handle asking
13595 if zero is a subset of an alias set with zero child.
13596 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
13597 (compute_flow_insensitive_aliasing): Correctly walk all
13598 pointers. Do not unnecessarily union sets.
13600 2008-04-23 Richard Guenther <rguenther@suse.de>
13602 PR middle-end/36021
13603 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
13605 2008-04-22 Tomas Bily <tbily@suse.cz>
13607 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
13609 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
13611 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13612 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13613 * tree-inline.c (estimate_num_insns_1): Likewise.
13614 * varasm.c (const_hash_1, compare_constant, copy_constant)
13615 (compute_reloc_for_constant, output_addressed_constants): Likewise.
13616 * emit-rtl.c (component_ref_for_mem_expr)
13617 (set_mem_attributes_minus_bitpos): Likewise.
13618 * expr.c (highest_pow2_factor, expand_expr_real_1, )
13619 (is_aligning_offset): Likewise.
13620 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
13621 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13622 * dojump.c (do_jump): Likewise.
13623 * builtins.c (get_pointer_alignment, get_memory_rtx)
13624 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
13625 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
13627 2008-04-23 Jakub Jelinek <jakub@redhat.com>
13629 PR rtl-optimization/36017
13630 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
13631 expanding the library call.
13633 2008-04-22 Ian Lance Taylor <iant@google.com>
13635 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
13636 than size_in_bytes.
13638 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
13640 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
13641 of LR/CTR moves for Power6.
13643 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
13645 PR middle-end/36003
13646 * passes.c (init_optimization_passes): Remove
13647 pass_fast_rtl_byte_dce.
13649 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
13652 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
13653 builtin functions to generate faster code.
13654 (_mm_cvtpu16_ps): Ditto.
13655 (_mm_cvtpi32x2_ps): Ditto.
13657 2008-04-22 Nick Clifton <nickc@redhat.com>
13659 * common.opt (ftree-loop-distribution): Add Optimization
13662 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
13663 (frv_expand_builtin_va_start): Likewise.
13665 * config/arm/arm.c (thumb_find_work_register): Fix location of
13666 argument register count.
13668 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13670 Support scheduling for ColdFire V1 and V3 microarchitecture.
13671 Improve scheduling of multiplication instructions.
13673 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
13674 (mac): New instruction attribute.
13675 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
13676 (m68k_sched_mac): New variable.
13677 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
13678 Handle cfv1 and cfv3.
13679 (max_insn_size): New static variable.
13680 (struct _sched_ib): New type.
13681 (sched_ib): New static variable.
13682 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
13683 to fields of 'struct _sched_ib sched_ib'. Update all uses.
13684 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
13686 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
13687 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
13688 new variables. Update.
13689 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13690 Add modeling of cfv3 instruction buffer. Update.
13691 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
13692 * config/m68k/m68k.h (TUNE_CFV3): New macro.
13693 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
13694 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
13695 a particular reservation applies to.
13696 (type2): Reorganize attribute values. Rename alu to alu_reg,
13697 alu_l to alu, move_l to omove. Join move to alu. Split mul
13698 to mul_l and mul_w.
13699 (cf_ib_*): Simplify description of instruction buffer.
13700 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
13701 (cf_mem): Split into cf_mem1 and cf_mem2.
13702 (cf_v2_move_??): Rename to cfv12_alu_??.
13703 (cf_v2_move_l_??): Rename to cfv12_omove_??.
13704 (cf_v2_mul_??): Remove reservations.
13705 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
13706 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
13707 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
13709 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
13710 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
13711 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
13712 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
13713 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
13714 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
13715 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
13716 expansions of the above reservations for instructions of sizes
13719 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13721 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
13723 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
13725 * coverage.c: Include tree-pass.h.
13726 (coverage_counter_alloc): Print da_file_name to the dump file.
13728 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
13730 * sbitmap.c (sbitmap_range_empty_p): New function.
13731 * sbitmap.h (sbitmap_range_empty_p): New function.
13732 * bitmap.h: Now includes obstack.h.
13734 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
13735 Kenneth Zadeck <zadeck@naturalbridge.com>
13737 * dbgcnt.def (ra_byte_scan): Added.
13738 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
13739 when the last hit happens for a counter.
13740 * timevar.def (TV_DF_BYTE_LR): New variable.
13741 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
13742 * passes.c (pass_fast_rtl_byte_dce): New pass.
13743 * fwprop.c (update_df): Added mode to call df_ref_create.
13744 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
13745 DF_REF_EXTRACT_OFFSET.
13746 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
13747 DF_BYTE_LR_OUT, df_byte_lr): New macro.
13749 (df_ref_extract): Added mode field.
13750 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
13751 DF_REF_EXTRACT_OFFSET.
13752 (DF_REF_EXTRACT_MODE): New macro.
13753 (df_byte_lr_bb_info): New structure.
13754 (df_print_byte_regset, df_compute_accessed_bytes,
13755 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
13756 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
13757 df_byte_lr_simulate_uses,
13758 df_byte_lr_simulate_artificial_refs_at_top,
13759 df_byte_lr_simulate_artificial_refs_at_end,
13760 df_compute_accessed_bytes): New function.
13761 (df_ref_create): Add parameter.
13762 (df_byte_lr_get_bb_info): New inline function.
13763 * df-scan.c (df_ref_record, df_uses_record,
13764 df_ref_create_structure): Added mode parameter.
13765 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
13766 df_defs_record, df_uses_record, df_get_conditional_uses,
13767 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
13768 df_entry_block_defs_collect, df_exit_block_uses_collect):
13769 Added mode parameter to calls to df_ref_record, df_uses_record,
13770 df_ref_create_structure.
13771 (df_ref_equal_p, df_ref_compare): Added test for modes.
13772 (df_ref_create_structure): Added code to set mode. Renamed
13773 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
13774 DF_REF_EXTRACT_OFFSET.
13775 * df-core.c (df_print_byte_regset): New function.
13776 * df-byte-scan.c: New file.
13777 * df-problems.c (df_rd_transfer_function): Removed unnecessary
13778 calls to BITMAP_FREE.
13779 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
13780 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
13781 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
13782 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
13783 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
13784 df_byte_lr_local_compute, df_byte_lr_init,
13785 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
13786 df_byte_lr_transfer_function, df_byte_lr_free,
13787 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
13788 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
13789 df_byte_lr_simulate_uses,
13790 df_byte_lr_simulate_artificial_refs_at_top,
13791 df_byte_lr_simulate_artificial_refs_at_end): New function.
13792 * dce.c (byte_dce_process_block): New function.
13793 (dce_process_block): au is now passed in rather than computed
13794 locally. Changed loops that look at artificial defs to not look
13795 for conditional or partial ones, because there never are any.
13796 (fast_dce): Now is able to drive byte_dce_process_block or
13797 dce_process_block depending on the kind of dce being done.
13798 (rest_of_handle_fast_dce): Add parameter to fast_dce.
13799 (rest_of_handle_fast_byte_dce): New function.
13800 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
13801 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
13803 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
13806 * gcc.h: Added fortran options that take arguments to
13807 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
13810 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
13812 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
13813 scalarization if on the LHS and not a full access.
13815 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13817 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
13819 2008-04-18 Rafael Espindola <espindola@google.com>
13821 * tree-vrp.c (find_case_label_index): Fix the binary search.
13822 (find_case_label_range): New.
13823 (vrp_visit_switch_stmt): Use find_case_label_range.
13824 (simplify_switch_using_ranges): Use find_case_label_range.
13826 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
13828 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
13829 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
13831 2008-04-18 Tom Tromey <tromey@redhat.com>
13834 * doc/cpp.texi (Implementation-defined behavior): Mention
13837 2008-04-18 Ian Lance Taylor <iant@google.com>
13839 * fold-const.c (pointer_may_wrap_p): New static function.
13840 (fold_comparison): Add another test for pointer overflow. Use
13841 pointer_may_wrap_p to disable some false positives.
13843 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
13845 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
13846 (fname_as_string): Match updated cpp_interpret_string prototype.
13847 (fix_string_type): Support char16_t* and char32_t*.
13848 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
13849 derivative) nodes. Register as builtin if C++0x.
13850 (c_parse_error): Support CPP_CHAR{16,32}.
13851 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
13852 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
13853 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
13854 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
13855 CTI_CHAR32_ARRAY_TYPE>: New elements.
13856 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
13857 char32_type_node, signed_char32_type_node, char16_array_type_node,
13858 char32_array_type_node): New defines.
13859 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
13860 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
13861 (lex_string): Support CPP_STRING{16,32}, match updated
13862 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
13863 (lex_charconst): Support CPP_CHAR{16,32}.
13864 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
13865 and CPP_STRING{16,32}.
13867 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
13870 * aclocal.m4: Regenerate.
13871 * configure: Regenerate.
13873 2008-04-18 Jan Hubicka <jh@suse.cz>
13875 * except.c (dw2_size_of_call_site_table,
13876 sjlj_size_of_call_site_table): Use vector API for call_site_record.
13878 * cgraphbuild.c (build_cgraph_edges): Update.
13879 * tree-pass.h: Update comment.
13880 * final.c (leaf_function_p): Update.
13881 (leaf_renumber_regs): Update.
13882 (rest_of_clean_state): Update.
13883 * omp-low.c (expand_omp_parallel): Update.
13884 * ipa-reference.c (analyze_function): Update.
13885 * reorg.c (find_end_label): Update.
13886 (optimize_skip): Update.
13887 (fill_simple_delay_slots): Update.
13888 (fill_simple_delay_slots): Update.
13889 (make_return_insns): Update.
13890 (dbr_schedule): Update.
13891 * gimple-low.c (record_vars_into): Update.
13892 * cfgbuild.c (make_edges): Update.
13893 * function.c (assign_stack_local): Update.
13894 (assign_parm_adjust_stack_rtl): Update.
13895 (locate_and_pad_parm): Update.
13896 (allocate_struct_function): Do not initialize stack_alignment_needed
13897 and preferred_stack_boundary here.
13898 (stack_protect_prologue): Update.
13899 (stack_protect_epilogue): Update.
13900 (expand_function_start): Initialize stack_alignment_needed,
13901 preferred_stack_boundary and max_jumptable_ents.
13902 (expand_function_end): Update.
13903 (free_after_compilation): Do not NULLify epilogue_delay_list.
13904 * function.h (struct rtl_data): Add stack_protect_guard,
13905 stack_alignment_needed,
13906 preferred_stack_boundary, epilogue_delay_list.
13907 (struct function): Remove value_histograms, stack_alignment_needed,
13908 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
13910 unexpanded_var_list, stack_protect_guard.
13911 (current_function_epilogue_delay_list): Remove.
13912 * ipa-type-escape.c (analyze_function): Update.
13913 * gimplify.c (pop_gimplify_context): Update comment.
13914 * calls.c (expand_call): Update.
13915 (emit_library_call_value_1): Update.
13916 * except.c (set_nothrow_function_flags): Update.
13917 * cfgexpand.c (get_decl_align_unit): Update.
13918 (create_stack_guard): Update.
13919 (estimated_stack_frame_size): Update.
13920 (expand_used_vars): Update.
13921 (tree_expand_cfg): Free histogram earliers, init expansion variables.
13922 * explow.c (allocate_dynamic_stack_space): Update.
13923 * tree-ssa-live.c (remove_unused_locals): Update.
13924 * varasm.c (mark_constant_pool): Update.
13925 * tree-inline.c (remap_decls): Update.
13926 (initialize_cfun): Update.
13927 (declare_return_variable): Update.
13928 (inline_forbidden_p): Update.
13929 (expand_call_inline): Update.
13930 (declare_inline_vars): Update.
13931 (tree_function_versioning): Update.
13932 * tree-flow.h (value_histograms): New.
13933 (VALUE_HISTOGRAMS): New macro.
13934 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
13936 * tree-cfg.c (set_bb_for_stmt): Update.
13937 (replace_by_duplicate_decl): Update.
13938 (move_block_to_fn): Update.
13939 (new_label_mapper): Update.
13940 (dump_function_to_file): Update.
13941 * ipa-struct-reorg.c (build_data_structure): Update.
13942 * cfgrtl.c (print_rtl_with_bb): Update.
13943 * reload1.c (reload): Update.
13945 * config/i386/i386.c (setup_incoming_varargs_64,
13946 ix86_compute_frame_layout): Update.
13947 * config/arc/arc.c (arc_output_function_epilogue): Update.
13949 2008-04-18 Marius Strobl <marius@FreeBSD.org>
13951 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
13952 for FreeBSD as well.
13953 * gthr-posix95.h: Likewise.
13955 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
13957 PR rtl-optimization/35838
13958 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
13959 out the byte offset of the first subreg.
13961 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
13963 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
13964 to split_ti instead of three separate calls with single member arrays.
13965 (subti3 splitter): Ditto.
13966 (adddi3 splitter): Ditto with split_di.
13967 (subdi3 splitter): Ditto.
13968 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
13969 two separate calls with single member arrays. Swap match_dup
13970 operands 1 and 2 to better fit into the array.
13971 (negdi2 splitter): Ditto with split_di.
13972 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
13973 two separate calls with single member arrays. Swap match_dup operands
13974 6 and 7 to better fit into the array.
13976 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
13978 * config/i386/i386.c (sse_builtin_type): New.
13979 (bdesc_sse_args): Likewise.
13980 (bdesc_sse_3arg): Removed.
13981 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
13982 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
13983 IX86_BUILTIN_ROUNDPS.
13984 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
13985 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
13986 IX86_BUILTIN_ROUNDPS.
13987 (ix86_expand_sse_4_operands_builtin): Removed.
13988 (ix86_expand_sse_operands_builtin): New.
13989 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
13990 and CODE_FOR_sse4_1_roundps.
13991 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
13992 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
13994 2008-04-17 Alan Modra <amodra@bigpond.net.au>
13997 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
13998 regs before frame pop when needed. If use_backchain_to_restore_sp
13999 then load backchain into a temp reg to restore vr and vrsave. Add
14000 code to restore vr after frame pop if possible.
14002 2008-04-17 Richard Guenther <rguenther@suse.de>
14004 * tree-vn.c (expressions_equal_p): Do not check type
14005 equality or compatibility before calling operand_equal_p.
14006 * fold-const.c (operand_equal_p): Check equivalence of
14007 integer constants before bailing out due to signedness or
14008 precision differences.
14009 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
14010 spurious differences in type qualification. Ignore types
14011 for COMPONENT_REFs at all.
14013 2008-04-17 Christian Bruel <christian.bruel@st.com>
14015 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
14016 msw_skip comparison.
14018 2008-04-16 Jakub Jelinek <jakub@redhat.com>
14021 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
14024 PR tree-optimization/35899
14025 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
14026 rather than TREE_OPERAND.
14028 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
14031 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
14032 temporary registers. Change operand predicate to general_operand.
14033 (remainderxf3): Ditto.
14035 2008-04-16 Richard Guenther <rguenther@suse.de>
14037 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
14038 * tree-affine.c (aff_combination_expand): Look through some
14041 2008-04-15 Doug Kwan <dougkwan@google.com>
14043 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
14045 * tree-pretty-print.c (dump_generic_node): Ditto.
14046 * final.c (output_addr_const): Ditto.
14047 * dwarf2out.c (output_cfi): Ditto.
14048 * c-pretty-print.c (pp_c_integer_constant): Ditto.
14049 * print-rtl.c (print_rtx): Ditto.
14050 * print-tree.c (print_node_brief, print_node): Ditto.
14051 * c-common.c (match_case_to_enum_1): Ditto.
14052 * sched-vis.c (print_value): Ditto.
14053 * config/i386/i386.c (print_operand): Cast to long unsigned int
14056 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
14057 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
14058 MS Windows VirtualProtect function.
14060 2008-04-15 Jan Hubicka <jh@suse.cz>
14062 * gengtype.c (write_root): Param_is argument is OK.
14063 * expr.c (expand_expr_real_1): Update call of get_exception_*.
14064 * function.h: Include varray.h
14065 (rtl_eh): New stucture based on except.c one.
14066 (call_site_record): New forward declaration and vector type.
14067 * calls.c (emit_call_1): Do not call
14068 note_current_region_may_contain_throw.
14069 * except.c (eh_status): Remove cur_region, try_region since they are
14071 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
14072 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
14073 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
14074 Remove call_site_data_used, call_site_data_size.
14075 Turn call_site_record into vector in function.h.
14076 (note_current_region_may_contain_throw): Remove.
14077 (get_exception_pointer, get_exception_filter): Do not take struct
14078 function argument; update.
14079 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
14080 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
14081 build_post_landing_pads, dw2_build_landing_pads,
14082 sjlj_assign_call_site_values, sjlj_mark_call_sites,
14083 sjlj_emit_function_enter, sjlj_emit_function_enter,
14084 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
14085 sjlj_build_landing_pads, finish_eh_generation,
14086 remove_exception_handler_label, remove_eh_handler,
14087 maybe_remove_eh_handler, add_reachable_handler,
14088 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
14089 add_action_record, collect_one_action_chain, add_call_site,
14090 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
14091 sjlj_output_call_site_table, output_function_exception_table,
14092 * except.h (note_current_region_may_contain_throw): Remove
14093 (get_exception_pointer, get_exception_filter): Do not take struct
14095 * Makefile.in (GTFILES): Put varargs before struct function.
14097 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
14099 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
14100 punt for STRING_CST.
14101 (get_constraint_for): Deal with STRING_CST here instead.
14103 2008-04-15 Richard Guenther <rguenther@suse.de>
14105 * tree-ssa-propagate.c (substitute_and_fold): Substitute
14106 statements in a basic-block with a backward walk. Do not
14107 substitute into dead statements but instead remove those.
14109 2008-04-15 Richard Guenther <rguenther@suse.de>
14111 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
14112 to zero, thus disable creation of SFTs.
14114 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
14116 * tree-predcom.c (suitable_reference_p): Return false if the
14117 reference can throw.
14119 2008-04-15 Jakub Jelinek <jakub@redhat.com>
14122 * c-decl.c (finish_decl): If extern or static var has variable
14123 size, set TREE_TYPE (decl) to error_mark_node.
14125 2008-04-15 Rafael Espindola <espindola@google.com>
14127 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
14130 2008-04-15 Richard Guenther <rguenther@suse.de>
14132 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
14133 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
14134 (visit_reference_op_load): Do walk vuse-vdef chains on
14135 vn_reference_lookup.
14136 (visit_reference_op_store): But do not here.
14137 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
14138 vn_reference_lookup.
14139 (vn_lookup_with_vuses): But do so here.
14141 2008-04-14 Ian Lance Taylor <iant@google.com>
14143 * fold-const.c (fold_overflow_warning): Remove assertion.
14145 2008-04-15 Ben Elliston <bje@au.ibm.com>
14147 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
14148 temp1 local variables.
14150 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
14153 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
14154 ".text.unlikely" section as executable.
14156 2008-04-14 James E. Wilson <wilson@tuliptree.org>
14158 * config/ia64/ia64.c (rtx_needs_barrier): Handle
14159 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
14160 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
14161 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
14162 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
14163 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
14164 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
14166 2008-04-14 Ian Lance Taylor <iant@google.com>
14168 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
14169 * fold-const.c (fold_comparison): If appropriate, test
14170 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
14171 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
14172 reassociating a pointer type.
14173 * doc/invoke.texi (Optimize Options): Document that
14174 -fstrict-overflow applies to pointer wraparound.
14176 2008-04-13 Jan Hubicka <jh@suse.cz>
14178 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
14180 2008-04-12 Andrew Pinski <pinskia@gmail.com>
14182 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
14183 we are going to "save the world".
14185 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
14187 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
14188 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
14189 operand 0 constraint, not "=".
14191 2008-04-11 James E. Wilson <wilson@tuliptree.org>
14193 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
14195 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
14197 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
14198 of size of positions_needed * CHAR_BIT.
14200 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
14202 PR middle-end/35897
14203 * dse.c (store_info): Change positions_needed to unsigned
14205 (lowpart_bitmask): New.
14206 (record_store): Cast to unsigned HOST_WIDE_INT for
14207 positions_needed. Assert width <= size of positions_needed *
14208 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
14209 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
14210 lowpart_bitmask to set mask.
14212 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14214 * config/bfin/constraints.md: New file.
14215 * config/bfin/bfin.md: Include it.
14216 (adddi3): Use satisfies_constraint functions instead of the old macros.
14217 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
14218 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
14219 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
14220 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
14221 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
14222 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
14223 EXTRA_CONSTRAINT): Delete.
14224 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
14225 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
14227 * config/bfin/bfin.c: Include "tm-constrs.h".
14228 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
14229 Use satisfies_constraint functions instead of the old macros.
14230 * doc/md.texi (Blackfin Constraints): Update file name reference.
14232 2008-04-11 Richard Guenther <rguenther@suse.de>
14234 PR tree-optimization/35869
14235 * tree-vrp.c (execute_vrp): Move switch statement update after
14236 jump threading. Schedule another cfg cleanup run.
14238 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
14241 * attribs.c (decl_attributes): Return early on errorneous node.
14243 2008-04-10 Oleg Ryjkov <olegr@google.com>
14245 * tree.h (struct tree_base): Added a new flag default_def_flag.
14246 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
14248 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
14250 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
14252 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14255 * pa.md: Define mode iterator P. Define mode attribute dwc.
14256 (dcacheflush): Update pattern to use iterator P and attribute dwc.
14257 (icacheflush): Likewise.
14258 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
14259 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
14261 2008-04-11 Ben Elliston <bje@au.ibm.com>
14263 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
14265 2008-04-10 Rafael Espindola <espindola@google.com>
14267 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
14268 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
14269 (extract_range_from_expr): The same.
14271 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
14273 * config/mips/mips.md (GPR2): New mode iterator.
14274 (seq): Add comment.
14275 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
14276 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
14277 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
14278 Rewrite these to take two modes, the mode of comparison and the
14279 mode of the destination.
14280 * config/mips/mips.c (mips_expand_scc): Instead of having
14281 paradoxical subreg as destination, expand "narrowing" scc if mode
14282 of comparison is SI and target is requested in DI mode.
14283 (mips_emit_int_order_test): Update comment. Make mode of
14284 comparison match CMP0 rather than TARGET. When creating inverse
14285 target use mode of TARGET.
14287 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
14289 * gcov-dump.c (tag_summary): Only print summaries for the first
14290 GCOV_COUNTERS_SUMMABLE counters.
14292 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
14294 * config/i386/i386.md (absneg): New code iterator.
14295 (absnegprefix): New code attribute.
14296 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
14297 patterns using absneg code iterator.
14298 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
14299 using absneg code iterator.
14300 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
14301 *neg<mode>2 patterns using absneg code iterator.
14302 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
14303 *negextendsfdf2 patterns using absneg code iterator.
14304 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
14305 *negextendsfxf2 patterns using absneg code iterator.
14306 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
14307 *negextendsfdf2 patterns using absneg code iterator.
14308 * config/i386/sse.md (<code><mode>2): Macroize expander from
14309 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
14311 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
14313 * config/s390/s390.h: Remove the remains of the recent search
14314 & replace action of current_function_outgoing_args_size.
14316 2008-04-10 Ira Rosen <irar@il.ibm.com>
14318 PR tree-optimization/35821
14319 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
14320 NEW_STMT_LIST is not NULL.
14322 2008-04-09 David Edelsohn <edelsohn@gnu.org>
14325 * toplev.c (process_options): Remove -ffunction-sections debugging
14328 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
14330 PR middle-end/PR28690
14331 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
14332 than gen_rtx_fmt_ee to perform more canonicalizations.
14334 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14337 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
14339 2008-04-09 Richard Guenther <rguenther@suse.de>
14341 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
14342 (dump_function_to_file): Dump function arguments with types.
14344 2008-04-08 Richard Guenther <rguenther@suse.de>
14346 * fold-const.c (fold_widened_comparison): Do not allow
14347 sign-changes that change the result.
14349 2008-04-08 Janis Johnson <janis187@us.ibm.com>
14352 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
14353 kinds of indirect references.
14355 2008-04-08 David Edelsohn <edelsohn@gnu.org>
14357 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
14358 GNU Fortran language string.
14360 2008-04-08 Rafael Espindola <espindola@google.com>
14362 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
14363 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
14364 * tree.h (tree_call_nonnegative_warnv_p): New.
14366 2008-04-08 Jan Hubicka <jh@suse.cz>
14368 * function.c (free_after_compilation): Clear out regno_reg_rtx
14371 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
14374 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
14376 PR middle-end/PR28690
14377 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
14378 same precedence as REG_POINTER and MEM_POINTER operands.
14380 2008-04-08 Richard Guenther <rguenther@suse.de>
14382 PR middle-end/35834
14383 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
14384 for adding index to base.
14386 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
14388 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
14389 (MINGW_ENABLE_EXECUTE_STACK): New.
14390 (IN_LIBGCC2): For libgcc include windows.h file for
14391 function declarations.
14393 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
14395 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
14396 and tem2 if tem1 is not a REG or MULT.
14398 2008-04-08 Jan Hubicka <jh@suse.cz>
14400 * function.h (incomming_args): Break out of struct function.
14401 (function_subsections): Break out of struct function.
14402 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
14403 return_rtx and hard_reg_initial_vals from struct function.
14404 Kill inl_max_label_num.
14405 (current_function_pops_args, current_function_args_info,
14406 current_function_args_size, current_function_args_size,
14407 current_function_pretend_args_size,
14408 current_function_outgoing_args_size,
14409 current_function_internal_arg_pointer, current_function_return_rtx):
14410 Kill compatibility accestor macros.
14411 * builtins.c (expand_builtin_apply_args_1): Update.
14412 (expand_builtin_next_arg): Update.
14413 * df-scan.c (df_get_call_refs): Update.
14414 * dbxout.c (dbxout_function_end): Update.
14415 * dwarf2out.c (dwarf2out_switch_text_section): Update.
14416 (output_line_info): Update.
14417 (secname_for_decl): Update.
14418 (dwarf2out_var_location): Update.
14419 * function.c (free_after_compilation): Update.
14420 (assign_parm_find_stack_rtl): Update.
14421 (assign_parms): Update.
14422 (expand_dummy_function_end): Update.
14423 (expand_function_end): Update.
14424 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
14425 (expand_call): Update.
14426 (emit_library_call_value_1): Update.
14427 (store_one_arg): Update.
14428 * varasm.c (initialize_cold_section_name): Update.
14429 (unlikely_text_section): Update.
14430 (unlikely_text_section_p): Update.
14431 (assemble_start_function): Update.
14432 (assemble_end_function): Update.
14433 (default_section_type_flags): Update.
14434 (switch_to_section): Update.
14435 * integrate.c (set_decl_abstract_flags): Update.
14436 (get_hard_reg_initial_val): Update.
14437 (has_hard_reg_initial_val): Update.
14438 (allocate_initial_values): Update.
14439 * resource.c (init_resource_info): Update.
14440 * config/alpha/alpha.c (NUM_ARGS): Update.
14441 (direct_return): Update.
14442 (alpha_va_start): Update.
14443 (alpha_sa_size): Update.
14444 (alpha_initial_elimination_offset): Update.
14445 (alpha_expand_prologue): Update.
14446 (alpha_start_function): Update.
14447 (alpha_expand_epilogue): Update.
14448 (unicosmk_initial_elimination_offset):
14449 * config/alpha/alpha.md (call expander): Update.
14450 * config/s390/s390.c (s390_register_info): Update.
14451 (s390_register_info): Update.
14452 (s390_frame_info): Update.
14453 (s390_initial_elimination_offset): Update.
14454 (s390_build_builtin_va_list): Update.
14455 (s390_va_start): Update.
14456 * config/spu/spu.c (direct_return): Update.
14457 (spu_expand_prologue): Update.
14458 (spu_initial_elimination_offset): Update.
14459 (spu_build_builtin_va_list): Update.
14460 (spu_va_start): Update.
14461 * config/sparc/sparc.c (sparc_init_modes): Update.
14462 (sparc_compute_frame_size): Update.
14463 (function_value): Update.
14464 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
14465 * config/i386/i386.md (return expander): Update.
14466 * config/i386/i386.c (ix86_va_start): Update.
14467 (ix86_can_use_return_insn_p): Update.
14468 (ix86_compute_frame_layout): Update.
14469 (ix86_expand_epilogue): Update.
14470 * config/sh/sh.c (output_stack_adjust): Update.
14471 (calc_live_regs): Update.
14472 (sh_expand_prologue): Update.
14473 (sh_builtin_saveregs): Update.
14474 (sh_va_start): Update.
14475 (initial_elimination_offset): Update.
14476 (sh_allocate_initial_value): Update.
14477 (sh_function_ok_for_sibcall): Update.
14478 (sh_get_pr_initial_val): Update.
14479 * config/sh/sh.md (return expander): Update.
14480 * config/avr/avr.c (frame_pointer_required_p): UPdate.
14481 * config/crx/crx.c (crx_compute_frame): UPdate.
14482 (crx_initial_elimination_offset): UPdate.
14483 * config/xtensa/xtensa.c (compute_frame_size): Update
14484 (xtensa_builtin_saveregs): Update.
14485 (xtensa_va_start): Update.
14486 (order_regs_for_local_alloc): Update.
14487 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
14488 (xstormy16_expand_builtin_va_start): Update.
14489 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
14490 * config/m68hc11/m68hc11.md (return expanders): Update.
14491 * config/m68hc11/m68hc11.c (expand_prologue): Update.
14492 (expand_epilogue): Update.
14493 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
14494 (cris_simple_epilogue): Update.
14495 (cris_expand_prologue): Update.
14496 (cris_expand_epilogue): Update.
14497 * config/iq2000/iq2000.c (iq2000_va_start): Update.
14498 (compute_frame_size): Update.
14499 * config/mt/mt.c (mt_compute_frame_size): Update.
14500 * config/mn10300/mn10300.c (expand_prologue): Update.
14501 (expand_epilogue): Update.
14502 (initial_offset): Update.
14503 (mn10300_builtin_saveregs):
14504 * config/mn10300/mn10300.md (return expander): Update.
14505 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14506 (ia64_initial_elimination_offset): Update.
14507 (ia64_initial_elimination_offset): Update.
14508 (ia64_expand_prologue): Update.
14509 * config/m68k/m68k.md (return expander): Update.
14510 * config/rs6000/rs6000.c (rs6000_va_start): Update.
14511 (rs6000_stack_info): Update.
14512 * config/mcore/mcore.c (layout_mcore_frame): Update.
14513 (mcore_expand_prolog): Update.
14514 * config/arc/arc.c (arc_compute_frame_size): Update.
14515 * config/score/score3.c (score3_compute_frame_size): Update.
14516 * config/score/score7.c (score7_compute_frame_size): Update.
14517 * config/arm/arm.c (use_return_insn): Update.
14518 (thumb_find_work_register): Update.
14519 (arm_compute_save_reg_mask): Update.
14520 (arm_output_function_prologue): Update.
14521 (arm_output_epilogue): Update.
14522 (arm_size_return_regs): Update.
14523 (arm_get_frame_offsets): Update.
14524 (arm_expand_prologue): Update.
14525 (thumb_exit): Update.
14526 (thumb_unexpanded_epilogue): Update.
14527 (thumb1_output_function_prologue): Update.
14528 * config/pa/pa.md (return expander): Update.
14529 * config/pa/pa.c (compute_frame_size): Update.
14530 (hppa_builtin_saveregs): Update.
14531 * config/mips/mips.c (mips_va_start): Update.
14532 (mips16_build_function_stub): Update.
14533 (mips_compute_frame_info): Update.
14534 (mips_restore_gp): Update.
14535 (mips_output_function_prologue): Update.
14536 (mips_expand_prologue): Update.
14537 * config/v850/v850.c (compute_frame_size): Update.
14538 (expand_prologue): * config/mmix/mmix.c (along): update.
14539 (mmix_initial_elimination_offset): update.
14540 (mmix_reorg): update.
14541 (mmix_use_simple_return): update.
14542 (mmix_expand_prologue): update.
14543 (mmix_expand_epilogue): Update.
14544 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
14545 (emit_link_insn): Update.
14547 2008-04-08 Anatoly Sokolov <aesok@post.ru>
14549 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
14550 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
14552 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
14555 2008-04-07 Jan Hubicka <jh@suse.cz>
14557 * function.h (rtl): Rename to x_rtl.
14558 (crtl): New define.
14559 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
14560 frame_offset, stack_check_probe_note, arg_pointer_save_area,
14561 used_temp_slots avail_temp_slots, temp_slot_level,
14562 nonlocal_goto_handler_labels): Update accesstors.
14563 (rtl): New global variable.
14564 (struct function): Move some fileds to rtl_data.
14565 (get_arg_pointer_save_area): Update prototype.
14566 * builtins.c (expand_builtin_setjmp_receiver): Update call of
14567 get_arg_pointer_save_area.
14568 * expr.c (init_expr): Update
14569 * function.c (get_frame_size): Update
14570 (assign_stack_local): Update
14571 (expand_function_end): Update.
14572 (get_art_pointer_save_area): Update
14574 * emit-rtl.c (rtl): Declare.
14575 (regno_reg_rtx): Declare.
14576 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
14578 (gen_reg_rtx): Update.
14579 * varasm.c (n_deferred_constatns): Update accestor.
14580 (init_varasm_status): Do not allocate varasm_status.
14581 (force_const_mem, get_pool_size, output_constant_pool): Update.
14582 * stmt.c (force_label_rtx): Do not use x_ prefixes.
14583 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
14584 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
14585 * sparc/sparc.h (INIT_EXPANDERS): Update.
14586 * ia64/ia64.h (INIT_EXPANDERS): Update.
14588 2008-04-07 James E. Wilson <wilson@tuliptree.org>
14590 * reload.c (push_secondary_reload): Add missing break to for loop.
14592 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
14594 PR middle-end/PR28690
14595 * rtlanal.c: Update copyright years.
14596 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
14597 as REG_POINTER and MEM_POINTER operands.
14598 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
14599 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
14600 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
14601 * gcse.c: Update copyright years.
14602 (pre_delete): Call gen_reg_rtx_and_attrs.
14603 (hoist_code): Likewise.
14604 (build_store_vectors): Likewise.
14605 (delete_store): Likewise.
14606 * loop-invariant.c (move_invariant_reg): Likewise.
14607 Update copyright years.
14609 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
14611 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
14612 control string instead of quoted.
14614 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
14616 * doc/rtl.texi: Rewrite of subreg section.
14618 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
14621 * config/i386/i386.c (legitimize_pic_address): Add treating
14622 of dllimport SYM_REF's.
14623 (legitimize_dllimport_symbol): Add prototype.
14625 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
14627 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
14628 reference in constructor with non self-referential type.
14630 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
14632 Removal of Return with Depressed Stack Pointer support
14633 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
14634 (ECF_SP_DEPRESSED): Likewise.
14635 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
14636 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
14637 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
14638 (expand_call): Do not test ECF_SP_DEPRESSED.
14639 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
14640 * function.c (keep_stack_depressed): Delete.
14641 (handle_epilogue_set): Likewise.
14642 (update_epilogue_consts): Likewise.
14643 (emit_equiv_load): Likewise.
14644 (thread_prologue_and_epilogue_insns): Remove support for Return with
14645 Depressed Stack Pointer.
14646 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
14648 2008-04-06 Richard Guenther <rguenther@suse.de>
14650 PR tree-optimization/35400
14651 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
14652 information from SSA_NAMEs.
14654 2008-04-06 Anatoly Sokolov <aesok@post.ru>
14656 * config/avr/avr.h (avr_mega_p): Remove declaration.
14657 (AVR_MEGA): Remove macro.
14658 * config/avr/avr.c (avr_mega_p): Remove variable.
14659 (avr_override_options): Remove inicializion of avr_mega_p.
14660 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
14661 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
14662 (avr_jump_mode): (Ditto.).
14663 (avr_output_progmem_section_asm_op): (Ditto.).
14664 (avr_asm_init_sections): (Ditto.).
14665 (avr_asm_init_sections): (Ditto.).
14666 (avr_rtx_costs): (Ditto.).
14667 * config/avr/avr.md: (Ditto.).
14668 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
14671 2008-04-06 Richard Guenther <rguenther@suse.de>
14673 PR tree-optimization/35842
14674 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
14675 is_gimple_invariant_address.
14677 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14679 * gcc.c (default_compilers): Sync Fortran extensions list with
14680 that in fortran/lang-specs.h.
14681 * doc/invoke.texi: Likewise.
14682 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
14683 * dwarf2out.c (gen_compile_unit_die): Likewise.
14685 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
14687 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
14689 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
14692 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
14693 attribute is used for nested functions.
14695 2008-04-05 Jan Hubicka <jh@suse.cz>
14697 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
14699 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
14701 (dump_files): Update.
14702 (enable_rtl_dump_file): Do not accept letter argument.
14703 * tree-pass.h (dump_file_info): Remove letter argument.
14704 * toplev.c (decode_d_option): Update -da handling.
14705 * toplev.h (enable_rtl_dump_file): Update prototype.
14706 * passes.c (register_one_dump_file): Do not accept IPA argument; work
14707 it out based on pass type.
14708 (register_dump_files_1): Likewise.
14709 (init_optimization_passes): Update register_one_dump_file calls.
14710 (execute_one_pass): Sanity check that IPA passes are called at IPA
14711 level and RTL passes at RTL level.
14712 (execute_pass_list): IPA pass can not be after or subpass of
14714 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
14715 disallov RTL subpasses of IPA subpasses.
14717 2008-04-05 Ben Elliston <bje@au.ibm.com>
14719 * tree-cfg.c (need_fake_edge_p): Return false for calls to
14720 builtins that return exactly once and do not throw. Cache call to
14723 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
14725 PR rtl-optimization/34916
14726 PR middle-end/35519
14727 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
14728 between instruction pairs.
14730 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
14732 * doc/invoke.texi: Document -mbitops for SH.
14733 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
14734 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
14735 * config/sh/sh.c (print_operand): Add %t operand code.
14736 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
14737 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
14738 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
14739 (extendqihi2): Likewise.
14740 (movqi_i): Likewise.
14741 (insv): Use bset, bclr and bst instructions for SH2A if possible.
14742 (extv): Use bld instruction for SH2A if possible.
14744 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
14745 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
14746 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
14747 (bset.b, bclr.b): Define peepholes.
14748 * config/sh/sh.opt (mbitops): New option.
14750 2008-04-04 Janis Johnson <janis187@us.ibm.com>
14753 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
14754 and view convert expression.
14756 2008-04-04 Jakub Jelinek <jakub@redhat.com>
14759 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14761 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
14763 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
14765 * config/i386/cpuid.h (bit_AES): New.
14766 (bit_PCLMUL): Likewise.
14768 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
14769 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
14770 SSE2 if AES or PCLMUL is enabled.
14771 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
14772 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
14773 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
14774 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
14775 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
14776 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
14777 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
14778 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
14779 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
14780 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
14781 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
14782 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
14783 __builtin_ia32_aeskeygenassist128 and
14784 __builtin_ia32_pclmulqdq128.
14785 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
14786 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
14787 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
14789 * config/i386/i386.h (TARGET_AES): New.
14790 (TARGET_PCLMUL): Likewise.
14791 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
14793 * config/i386/i386.md (UNSPEC_AESENC): New.
14794 (UNSPEC_AESENCLAST): Likewise.
14795 (UNSPEC_AESDEC): Likewise.
14796 (UNSPEC_AESDECLAST): Likewise.
14797 (UNSPEC_AESIMC): Likewise.
14798 (UNSPEC_AESKEYGENASSIST): Likewise.
14799 (UNSPEC_PCLMUL): Likewise.
14801 * config/i386/i386.opt (maes): New.
14802 (mpclmul): Likewise.
14804 * config/i386/sse.md (aesenc): New pattern.
14805 (aesenclast): Likewise.
14806 (aesdec): Likewise.
14807 (aesdeclast): Likewise.
14808 (aesimc): Likewise.
14809 (aeskeygenassist): Likewise.
14810 (pclmulqdq): Likewise.
14812 * config/i386/wmmintrin.h: New.
14814 * doc/extend.texi: Document AES and PCLMUL built-in function.
14816 * doc/invoke.texi: Document -maes and -mpclmul.
14818 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
14820 * function.c (free_after_parsing): Replace with
14821 cxx_push_function_context from C++ front-end.
14822 (allocate_struct_function): Don't call langhook.
14823 * langhooks.h (struct lang_hooks_for_functions): Delete.
14824 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
14826 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
14827 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
14828 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
14829 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
14830 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
14831 remove LANG_HOOKS_FUNCTION_INITIALIZER.
14832 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
14834 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
14835 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
14837 2008-04-04 Jakub Jelinek <jakub@redhat.com>
14840 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
14843 2008-04-04 Richard Guenther <rguenther@suse.de>
14845 PR middle-end/35823
14846 * fold-const.c (optimize_minmax_comparison): Use the correct
14847 type for the constant in the simplified comparison.
14849 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
14851 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
14852 Pass L2 size as "--param l2-cache-size" to the compiler.
14853 (decode_l2_cache): New function to decode L2 cache parameters using
14854 0x8000006 extended cpuid function.
14855 (detect_caches_amd): Determine parameters of L2 cache using
14856 decode_l2_caches function.
14857 (decode_caches_intel): Decode L2 cache parameters.
14858 (detect_caches_intel): Determine L2 cache parameters using
14859 decode_caches_intel and decode_l2_caches functions.
14861 2008-04-03 Bob Wilson <bob.wilson@acm.org>
14863 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
14864 secondary input reload for subword loads from the constant pool.
14866 2008-04-03 Janis Johnson <janis187@us.ibm.com>
14869 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
14870 constants of the appropriate size for runtime calculations.
14873 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
14874 decimal-float literal constant zero.
14876 2008-04-03 Jakub Jelinek <jakub@redhat.com>
14879 * c-parser.c (c_parser_omp_atomic): Call
14880 default_function_array_conversion on the RHS.
14882 PR middle-end/35818
14883 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
14884 call is_variable_sized if decl has incomplete type.
14886 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
14888 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
14890 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
14892 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
14894 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
14895 (sgt<u>): Merge sgt and sgtu into new expander.
14896 (sgt, sgtu): Remove expanders.
14897 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
14898 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
14899 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
14900 *sgtu_<mode>_mips16 into new pattern.
14901 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
14902 (sge<u>): Merge sge and sgeu into new expander.
14903 (sge, sgeu): Remove expanders.
14904 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
14906 (*sge_<mode>, second *sge_<mode>): Remove patterns.
14907 (slt<u>): Merge slt and sltu into new expander.
14908 (slt, sltu): Remove expanders.
14909 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
14910 (*slt_<mode>, *sltu_<mode>): Remove patterns.
14911 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
14912 *sltu_<mode>_mips16 into new pattern.
14913 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
14914 (sle<u>): Merge sle and sleu into new expander.
14915 (sle, sleu): Remove expanders.
14916 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
14917 (*sle_<mode>, *sleu_<mode>): Remove patterns.
14918 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
14919 *sleu_<mode>_mips16 into new pattern.
14920 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
14922 2008-04-03 Jan Hubicka <jh@suse.cz>
14924 PR tree-optimization/35795
14925 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
14926 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14927 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
14928 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
14929 * score/score3.c (score3_output_mi_thunk): Likewise.
14930 * score/score7.c (score7_output_mi_thunk): Likewise.
14931 * mips/mips.c (mips_output_mi_thunk): Likewise.
14933 2008-04-03 Richard Guenther <rguenther@suse.de>
14935 * tree-vrp.c (extract_range_from_unary_expr): Handle all
14936 conversions. Simplify code.
14938 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
14940 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
14942 2008-04-03 Tom Tromey <tromey@redhat.com>
14943 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14945 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
14946 * config/bfin/t-bfin-linux (generated_files): Add
14947 linux-sysroot-suffix.h.
14948 * doc/install.texi (Prerequisites): Require make 3.80.
14949 * doc/sourcebuild.texi (Front End Directory): Document new
14951 * Makefile.in (generated_files): New variable.
14952 (ALL_HOST_OBJS): New variable.
14953 ($(ALL_HOST_OBJS)): New target.
14955 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
14957 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
14958 (remap_block): Call id->transform_lang_insert_block instead
14960 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
14961 Set id.transform_lang_insert_block to NULL.
14962 (clone_body): Move to cp/optimize.c
14963 * tree-inline.h (struct copy_body_data): Change
14964 transform_lang_insert_block to function pointer.
14965 (copy_generic_body, copy_decl_no_change): Export.
14966 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
14967 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
14968 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
14970 * c-tree.h (insert_block): Kill.
14971 * c-decl.c (insert_block): Kill.
14973 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
14975 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
14976 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
14977 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
14979 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
14980 argument, call {push,pop}_function_context from here.
14981 * c-parser.c: Use c_{push,pop}_function_context.
14983 * function.c (push_function_context_to): Move meat ...
14984 (push_function_context): ... here. Simplify.
14985 * function.c (pop_function_context_from): Move meat ...
14986 (pop_function_context): ... here. Simplify.
14987 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
14989 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
14990 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
14991 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
14992 * tree.h (push_function_context_to, pop_function_context_from): Remove.
14994 2008-04-03 Ben Elliston <bje@au.ibm.com>
14996 * expmed.c (extract_force_align_mem_bit_field): Remove.
14998 2008-04-03 Richard Guenther <rguenther@suse.de>
15000 PR middle-end/35800
15001 * expr.h (try_casesi): Adjust prototype.
15002 * expr.c (try_casesi): Take fallback label as extra parameter.
15003 Use that for gen_casesi if default_label is NULL.
15004 * stmt.c (expand_case): Pass fallback label to try_casesi,
15005 make sure to fill gaps with a fallback label if default_label
15008 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
15011 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
15013 2008-04-03 Ben Elliston <bje@au.ibm.com>
15015 * expmed.c (extract_split_bit_field): Remove if (0) code.
15016 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
15017 (do_ds_constraint): Likewise.
15019 2008-04-02 Joseph Myers <joseph@codesourcery.com>
15021 * doc/cppopts.texi (-dU): Document.
15022 * c-common.h (flag_dump_macros): Update comment.
15023 * c-opts.c (handle_OPT_d): Handle -dU.
15024 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
15025 dump_queued_macros, cb_used_define, cb_used_undef): New.
15026 (init_pp_output): Handle -dU.
15027 (cb_line_change): Call dump_queued_macros.
15028 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
15030 2008-04-02 Anatoly Sokolov <aesok@post.ru>
15032 * config/avr/predicates.md (io_address_operand): New predicate.
15033 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
15034 * config/avr/avr.c (avr_io_address_p): Remove function.
15035 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
15036 'avr_io_address_p' function.
15037 (out_movhi_r_mr): (Ditto.).
15038 (out_movqi_mr_r): (Ditto.).
15039 (out_movhi_mr_r): (Ditto.).
15040 (avr_address_cost): (Ditto.).
15042 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
15044 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
15045 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
15046 in 32bit mode when XMM registers are available to avoid store
15048 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
15049 corresponding post-reload splitters.
15051 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
15053 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
15054 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
15055 __builtin_ia32_roundss.
15056 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
15057 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
15058 __builtin_ia32_roundss.
15059 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
15060 IX86_BUILTIN_SHUFPD here.
15062 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
15064 * config/i386/i386.md (plogic): New.
15065 (plogicprefix): Likewise.
15067 * config/i386/mmx.md (mmx_<code><mode>3): New.
15068 (mmx_and<mode>3): Removed.
15069 (mmx_ior<mode>3): Likewise.
15070 (mmx_xor<mode>3): Likewise.
15072 * config/i386/sse.md (<code><mode>3): New.
15073 (*<code><mode>3): Likewise.
15074 (*<code><mode>3): Likewise.
15075 (<code><mode>3): Likewise.
15076 (*sse_<code><mode>3): Likewise.
15077 (*sse2_<code><mode>3): Likewise.
15078 (<code>tf3): Likewise.
15079 (*<code>tf3): Likewise.
15080 (and<mode>3): Likewise.
15081 (*and<mode>3): Likewise.
15082 (ior<mode>3): Removed.
15083 (*ior<mode>3): Likewise.
15084 (xor<mode>3): Likewise.
15085 (*xor<mode>3): Likewise.
15086 (*and<mode>3): Likewise.
15087 (*ior<mode>3): Likewise.
15088 (*xor<mode>3): Likewise.
15089 (and<mode>3): Likewise.
15090 (*sse_and<mode>3): Likewise.
15091 (*sse2_and<mode>3): Likewise.
15092 (andtf3): Likewise.
15093 (*andtf3): Likewise.
15094 (ior<mode>3): Likewise.
15095 (*sse_ior<mode>3): Likewise.
15096 (*sse2_ior<mode>3): Likewise.
15097 (iortf3): Likewise.
15098 (*iortf3): Likewise.
15099 (xor<mode>3): Likewise.
15100 (*sse_xor<mode>3): Likewise.
15101 (*sse2_xor<mode>3): Likewise.
15102 (xortf3): Likewise.
15103 (*xortf3): Likewise.
15105 2008-04-02 Richard Guenther <rguenther@suse.de>
15107 PR tree-optimization/14495
15108 PR tree-optimization/34793
15109 * tree-vrp.c (struct switch_update): New structure.
15110 (to_remove_edges, to_update_switch_stmts): New VECs.
15111 (simplify_switch_using_ranges): New function. Remove not taken
15112 case labels and edges.
15113 (simplify_stmt_using_ranges): Call it.
15114 (identify_jump_threads): Mark edges we have queued for removal
15115 so we don't thread them.
15116 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
15118 * tree-cfg.c (group_case_labels): Deal with missing default label.
15119 (tree_verify_flow_info): Allow missing default label.
15120 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
15121 (emit_case_nodes): Likewise.
15122 (expand_case): Do not rely on the default label to be present.
15123 * expr.c (try_casesi): Deal with NULL default_label.
15124 (do_tablejump): Likewise.
15126 2008-04-02 Richard Guenther <rguenther@suse.de>
15128 PR tree-optimization/14495
15129 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
15130 SWITCH_EXPR here ...
15131 (vrp_visit_switch_stmt): ... but here (new function).
15132 (find_case_label_index): New helper function.
15133 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
15135 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15137 * fwprop.c: Fix ISO-C99ism.
15139 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15142 * Makefile.in (objdir): Set it here.
15143 * configure.ac: Not here. Find dynamic linker characteristics.
15144 * exec-tool.in: Use them.
15145 * aclocal.m4: Regenerate.
15146 * configure: Regenerate.
15148 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15150 * expr.c (expand_var): Delete it.
15151 * expr.h (expand_var): Delete prototype.
15152 * function.c (expand_function_start): Use expand_decl instead.
15153 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
15156 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
15158 PR rtl-optimization/35542
15159 * fwprop.c (forward_propagate_and_simplify): Replace
15160 loc_reg_mentioned_in_p with reg_mentioned_p.
15162 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15164 PR rtl-optimization/35281
15165 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
15166 (propagate_rtx_1): Handle PR_HANDLE_MEM.
15167 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
15168 (varying_mem_p): Move above propagate_rtx.
15169 (all_uses_available_at): Do not check MEMs.
15171 2008-04-02 Rafael Espindola <espindola@google.com>
15173 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
15174 (register_edge_assert_for_2): Split the cond argument.
15175 (register_edge_assert_for_1): Adjust for the change in
15176 register_edge_assert_for_2.
15177 (register_edge_assert_for): Split the cond argument.
15178 (find_switch_asserts): Adjust for the change in
15179 register_edge_assert_for.
15181 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
15183 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
15184 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
15185 offsets for 64-bit mingw.
15186 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
15187 abi for x86_64-pc-mingw.
15189 2008-04-02 Richard Guenther <rguenther@suse.de>
15191 * tree-vrp.c (extract_range_from_assert): Make sure to not
15192 produce range min/max with TREE_OVERFOW set.
15193 If merging a anti-range and a range keep the anti-range if
15194 the range covers all values of the type.
15195 (register_edge_assert_for_2): Only allow sign-changing
15196 conversions in detecting canonical range checks. Also
15197 register an assert for the unsigned name if useful.
15199 PR tree-optimization/35787
15200 * tree-vrp.c (vrp_val_max): New function.
15201 (vrp_val_min): Likewise.
15202 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
15203 (vrp_val_is_min): Likewise.
15204 (supports_overflow_infinity): Use vrp_val_{min,max}.
15205 (negative_overflow_infinity): Likewise.
15206 (positive_overflow_infinity): Likewise.
15207 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
15208 (is_positive_overflow_infinity): Likewise.
15209 (is_overflow_infinity): Likewise.
15210 (avoid_overflow_infinity): Use vrp_val_{min,max} and
15211 vrp_val_is_{min,max}.
15212 (set_and_canonicalize_value_range): Canonicalize anti-ranges
15213 to ranges if possible. Avoid empty ranges.
15215 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15217 PR middle-end/35705
15218 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
15219 the expression is a function address.
15221 2008-04-01 George Helffrich <george@gcc.gnu.org>
15223 PR fortran/35154, fortran/23057
15224 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
15225 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
15226 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
15227 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
15229 (dbxout_syms): Check for COMMON-based symbol and wrap in
15230 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
15231 in bracket for efficiency.
15233 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
15234 using DW_TAG_common_block + member offset.
15235 (add_pubname_string): New function.
15236 (dw_expand_expr): New function to find block name and offset for
15238 (common_check): New function to check whether symbol in Fortran COMMON.
15239 (gen_variable_die): If COMMON, use DW_TAG_common_block.
15241 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
15244 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
15246 2008-04-02 Ben Elliston <bje@au.ibm.com>
15248 * config/v850/v850.md (casesi): Remove if (0) code.
15249 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
15250 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
15252 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
15254 * config/i386/i386.md (rex64suffix): New mode attribute.
15255 (floathi<mode>2): Disable expander for SSE math.
15256 (*floathi<mode>2_1): New insn insn_and_split pattern.
15257 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
15258 corresponding post-reload splitters.
15259 (*floathi<mode>2_i387): New macroized insn pattern.
15260 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
15261 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
15262 insn_and_split pattern.
15263 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
15264 New macroized instruction patterns and corresponding post-reload
15266 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
15267 and corresponding post-reload splitters.
15268 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
15269 New macroized instruction patterns.
15270 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
15271 macroized instruction patterns and corresponding post-reload splitters.
15272 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
15273 corresponding post-reload splitters.
15274 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
15275 New macroized instruction patterns.
15276 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
15277 corresponding post-reload splitters.
15278 (*floatsi<mode>2_i387): New macroized instruction patterns.
15280 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
15282 * config/i386/i386.md (smaxmin): New.
15283 (umaxmin): Likewise.
15284 (maxminiprefix): Likewise.
15285 (maxminfprefix): Likewise.
15286 (<code><mode>3): Likewise.
15287 (smin<mode>3): Removed.
15288 (smax<mode>3): Likewise.
15290 * config/i386/mmx.md (mmx_<code>v2sf3): New.
15291 (mmx_<code>v4hi3): Likewise.
15292 (mmx_<code>v8qi3): Likewise.
15293 (mmx_smaxv2sf3): Removed.
15294 (mmx_sminv2sf3): Likewise.
15295 (mmx_umaxv8qi3): Likewise.
15296 (mmx_smaxv4hi3): Likewise.
15297 (mmx_uminv8qi3): Likewise.
15298 (mmx_sminv4hi3): Likewise.
15300 * config/i386/sse.md (<addsub><mode>3): New.
15301 (*<addsub><mode>3): Likewise.
15302 (<sse>_vm<addsub><mode>3): Likewise.
15303 (<maxmin><mode>3): Likewise.
15304 (*<maxmin><mode>3_finite): Likewise.
15305 (*<maxmin><mode>3): Likewise.
15306 (<sse>_vm<maxmin><mode>3): Likewise.
15307 (sse3_h<addsub>v4sf3): Likewise.
15308 (sse3_h<addsub>v2df3): Likewise.
15309 (<maxmin>v16qi3): Likewise.
15310 (*<maxmin>v16qi3): Likewise.
15311 (<maxmin>v8hi3): Likewise.
15312 (*<maxmin>v8hi3): Likewise.
15313 (*sse4_1_<maxmin><mode>3): Likewise.
15314 (*sse4_1_<maxmin><mode>3): Likewise.
15315 (add<mode>3): Removed.
15316 (*add<mode>3): Likewise.
15317 (<sse>_vmadd<mode>3): Likewise.
15318 (sub<mode>3): Likewise.
15319 (*sub<mode>3): Likewise.
15320 (<sse>_vmsub<mode>3): Likewise.
15321 (smin<mode>3): Likewise.
15322 (*smin<mode>3_finite): Likewise.
15323 (*smin<mode>3): Likewise.
15324 (<sse>_vmsmin<mode>3): Likewise.
15325 (smax<mode>3): Likewise.
15326 (*smax<mode>3_finite): Likewise.
15327 (*smax<mode>3): Likewise.
15328 (<sse>_vmsmax<mode>3): Likewise.
15329 (sse3_haddv4sf3): Likewise.
15330 (sse3_haddv2df3): Likewise.
15331 (sse3_hsubv4sf3): Likewise.
15332 (sse3_hsubv2df3): Likewise.
15333 (umaxv16qi3): Likewise.
15334 (*umaxv16qi3): Likewise.
15335 (smaxv8hi3): Likewise.
15336 (*smaxv8hi3): Likewise.
15337 (*sse4_1_smax<mode>3): Likewise.
15338 (*sse4_1_umax<mode>3): Likewise.
15339 (uminv16qi3): Likewise.
15340 (*uminv16qi3): Likewise.
15341 (sminv8hi3): Likewise.
15342 (*sminv8hi3): Likewise.
15343 (*sse4_1_smin<mode>3): Likewise.
15344 (*sse4_1_umin<mode>3): Likewise.
15346 2008-04-01 Rafael Espindola <espindola@google.com>
15348 * tree-cfg.c (verify_expr): remove in_phi.
15349 (verify_stmt): Don't call walk_tree with verify_expr. Use
15350 is_gimple_min_invariant instead of is_gimple_val.
15352 2008-04-01 Joseph Myers <joseph@codesourcery.com>
15354 * doc/include/gpl_v3.texi: Update for manpage generation.
15355 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
15357 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
15358 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
15359 gpl_v3.texi instead of gpl.texi.
15362 2008-04-01 Jakub Jelinek <jakub@redhat.com>
15365 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
15367 2008-04-01 Rafael Espindola <espindola@google.com>
15369 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
15370 (extract_code_and_val_from_cond): Use
15371 extract_code_and_val_from_cond_with_ops.
15373 2008-04-01 Jan Hubicka <jh@suse.cz>
15375 * function.c (free_after_compilation): Free epilogue_delay_list.
15376 (prepare_function_start): Assert that previous compilation was freed.
15378 2008-04-01 Jan Hubicka <jh@suse.cz>
15379 Jim Wilson <wilson@tuliptree.org>
15380 Andreas Tobler <andreast@gcc.gnu.org>
15382 PR middle-end/35781
15383 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
15384 rtl.emit instead cfun->emit.
15385 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
15386 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
15388 2008-04-01 Ben Elliston <bje@au.ibm.com>
15390 * doc/c-tree.texi (Function Basics): Fix grammatical error.
15392 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
15394 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
15396 (fprofile-use): Add var flag_profile_use
15397 * coverage.c (coverage_begin_output): Do not open a gcno file for
15398 output only if -ftest-coverage is set.
15399 Do not add getpwd() to gcda file path.
15400 (build_gcov_info): Check the new flag
15401 flag_profile_datafile_relative_path.
15402 (coverage_init): Use profile_data_prefix.
15403 Read profile counter only if flag_profile_use is set.
15404 * opts.c (common_handle_option): New option fprofile-use=,
15405 fprofile-dir=, fprofile-generate=.
15406 * toplev.c (profile_data_prefix): New variable definition.
15407 * toplev.h (profile_data_prefix): New declaration.
15408 * doc/invoke.tex (Option Summary, Optimization Options):
15411 2008-03-31 James E. Wilson <wilson@tuliptree.org>
15413 * varasm.c (output_constant_pool_1): In LABEL_REF check,
15414 use tmp consistently.
15417 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
15418 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15419 UNSPEC_FR_RECIP_APPROX_RES.
15420 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
15422 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
15425 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
15427 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
15429 PR middle-end/30186
15430 * fold-const.c (fold_indirect_ref_1): Support accessing non first
15431 element of the vector via a pointer.
15433 2008-03-31 Ian Lance Taylor <iant@google.com>
15435 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
15437 2008-03-31 Jan Hubicka <jh@suse.cz>
15439 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15440 get_arg_pointer_save_area.
15441 * expr.c (init_expr): Just clear out rtl.expr.
15442 * function.c (free_after_compilation): Clear out whole RTL structure.
15443 (get_func_frame_size): Merge into ...
15444 (get_frame_size): ... this one.
15445 (assign_stack_local_1): Merge into ...
15446 (assign_stack_local): ... this one.
15447 (expand_function_end): Update call of get_arg_pointer_save_area.
15448 (get_art_pointer_save_area): Remove cfun argument.
15449 * function.h (emit_status): regno_pointer_align does not need length
15450 attribute. Move x_regno_reg_rtx to ...
15451 (regno_reg_rtx): ... new global array.
15452 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
15453 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
15454 apply_args_value, forced_labels, stack_pointer_delta):
15456 (struct varasm_status): Move here from varasm.c
15457 (struct rtl_data): New. Move here some fields from struct function.
15458 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15459 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15460 used_temp_slots avail_temp_slots, temp_slot_level,
15461 nonlocal_goto_handler_labels): Update accesstors.
15462 (rtl): New global variable.
15463 (struct function): Move some fileds to rtl_data.
15464 (get_arg_pointer_save_area): Update prototype.
15465 * emit-rtl.c (rtl): Declare.
15466 (regno_reg_rtx): Declare.
15467 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15469 (gen_reg_rtx): Update.
15470 (init_virtual_regs): Do not tate emit_status argument.
15471 (init_emit): Do not allocate emit.
15472 * varasm.c (varasm_statuc): Move to function.h.
15473 (n_deferred_constatns): Update accestor.
15474 (init_varasm_status): Do not allocate varasm_status.
15475 (force_const_mem, get_pool_size, output_constant_pool): Update.
15476 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15477 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15479 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
15481 PR rtl-optimization/35729
15482 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
15485 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
15488 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
15489 load/store if memory is unaligned.
15490 (*movti_rex64): Likewise.
15492 * config/i386/predicates.md (misaligned_operand): New.
15494 2008-03-31 Andrew Pinski <pinskia@gmail.com>
15497 * tree-ssa-phiopt.c (conditional_replacement): Return early for
15500 2008-03-31 Jan Beulich <jbeulich@novell.com>
15502 * config/ia64/constraints.md: Add 'j' constraint.
15503 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
15504 (movdi_internal): Likewise.
15506 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
15509 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
15511 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
15514 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
15515 proper error message for the third argument on blendpd and
15518 * config/i386/sse.md (blendbits): New.
15519 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
15521 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
15523 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
15525 2008-03-30 Richard Guenther <rguenther@suse.de>
15527 PR middle-end/31023
15528 * fold-const.c (fold_sign_changed_comparison): Do leave
15529 conversions to base-types alone.
15531 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15533 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
15534 the link register if one altivec register is be saved.
15536 2008-03-30 Ben Elliston <bje@au.ibm.com>
15538 * final.c (final_scan_insn): Remove if (0) code.
15540 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
15542 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
15544 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
15546 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
15547 of V4SFmode to ix86_binary_operator_ok.
15549 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
15551 * config/i386/i386.c (override_options): Initialize
15552 ix86_veclib_handler to ix86_veclibabi_svml when
15553 -mveclibabi=svml is used.
15554 (ix86_veclibabi_svml): New function for SVML ABI style
15555 vectorization support.
15556 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
15558 2008-03-28 Rafael Espindola <espindola@google.com>
15560 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
15561 (tree_binary_nonnegative_warnv_p): Make it public.
15562 (tree_single_nonnegative_warnv_p): Make it public.
15563 (tree_invalid_nonnegative_warnv_p): Make it public.
15564 (tree_unary_nonzero_warnv_p): Make it public.
15565 (tree_binary_nonzero_warnv_p): Make it public
15566 (tree_single_nonzero_warnv_p): Make it public.
15567 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
15568 (extract_range_from_binary_expr): Split the expr argument.
15569 (extract_range_from_unary_expr): Split the expr argument.
15570 (extract_range_from_comparison): Split the expr argument.
15571 (extract_range_from_expr): Use the new aux functions.
15572 (vrp_evaluate_conditional_warnv): Use
15573 vrp_evaluate_conditional_warnv_with_ops.
15574 * tree.h (tree_unary_nonzero_warnv_p): Declare.
15575 (tree_binary_nonzero_warnv_p): Declare.
15576 (tree_single_nonzero_warnv_p): Declare.
15577 (tree_expr_nonzero_warnv_p): Declare.
15578 (tree_unary_nonnegative_warnv_p): Declare.
15579 (tree_binary_nonnegative_warnv_p): Declare.
15580 (tree_single_nonnegative_warnv_p): Declare.
15581 (tree_invalid_nonnegative_warnv_p): Declare.
15583 2008-03-28 Richard Guenther <rguenther@suse.de>
15585 PR tree-optimization/30317
15586 PR tree-optimization/30911
15587 PR tree-optimization/34793
15588 * tree-vrp.c (set_and_canonicalize_value_range): New function.
15589 (struct assert_locus_d): New member EXPR.
15590 (register_new_assert_for): Add EXPR parameter to support
15591 ASSERT_EXPR <name, expr OP limit>.
15592 (register_edge_assert_for_1): Adjust callers.
15593 (find_assert_locations): Likewise.
15594 (process_assert_insertions_for): Build condition from expression.
15595 (extract_range_from_assert): Handle ASSERT_EXPRs
15596 of the form ASSERT_EXPR <name, expr OP limit>.
15597 (register_edge_assert_for_2): New helper registering
15598 asserts for comparisons. Recognize range tests of the form
15599 (unsigned)i - CST1 OP CST2.
15600 (register_edge_assert_for_1): Use it.
15601 (register_edge_assert_for): Likewise.
15602 (needs_overflow_infinity): Integer sub-types
15603 do not need overflow infinities.
15604 (vrp_val_is_max): The extreme values of integer sub-types
15605 are those of the base type.
15606 (vrp_val_is_min): Likewise.
15607 * tree.def (ASSERT_EXPR): Document extra allowed conditional
15610 2008-03-28 Nick Clifton <nickc@redhat.com>
15613 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
15614 Return GENERAL_REGS for stack adjustment reloads.
15616 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15619 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
15620 const_vector when all the vectors are constant.
15622 2008-03-27 Bob Wilson <bob.wilson@acm.org>
15624 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
15626 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
15627 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
15629 (s<code>_sf): Use new scc_sf attribute for opcode names.
15631 2008-03-27 Tom Tromey <tromey@redhat.com>
15633 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
15634 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
15635 config/spu/t-spu-elf, config/i386/t-interix,
15636 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
15637 config/i386/x-darwin, config/i386/x-mingw32,
15638 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
15639 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
15640 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
15641 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
15642 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
15643 config/rs6000/x-darwin, config/rs6000/t-rs6000,
15644 config/score/t-score-elf, config/arm/t-strongarm-pe,
15645 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
15646 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
15647 Revert automatic dependency patch.
15649 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
15652 * config/i386/i386.c (ix86_function_arg_boundary): Align
15653 decimal floating point to its natural boundary.
15655 2008-03-27 Richard Guenther <rguenther@suse.de>
15657 PR middle-end/35716
15658 * fold-const.c (fold_comparison): Restrict distinct decl
15659 comparison folding to VAR_DECLs and PARM_DECLs. Do not
15660 solely rely on operand_equal_p.
15662 2008-03-27 Richard Guenther <rguenther@suse.de>
15665 * c-common.c (handle_weak_attribute): Reject combination of
15668 2008-03-27 Richard Guenther <rguenther@suse.de>
15670 PR tree-optimization/32810
15671 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
15672 conversions from DECL_INITIAL.
15673 (fold_const_aggregate_ref): Likewise from constructor elements.
15675 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
15677 * tree-affine.h (aff_combination_expand): Declare.
15678 (get_inner_reference_aff): Likewise.
15679 * tree-affine.c (aff_combination_expand): Split out from
15680 tree_to_aff_combination_expand.
15681 (get_inner_reference_aff): New function.
15682 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
15683 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
15684 (struct lim_aux_data): sm_done field removed.
15685 (mem_ref_loc_p, mem_ref_locs_p): New types.
15686 (struct mem_ref): Added id, stored, accesses_in_loop,
15687 indep_loop, dep_loop, indep_ref, dep_ref fields.
15688 Removed is_stored, locs and next fields.
15689 (memory_accesses): New variable.
15690 (movement_possibility): Do not allow moving statements
15691 that store to memory.
15692 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
15694 (determine_max_movement): For statements with memory references,
15695 find the outermost loop in that the reference is independent.
15696 (move_computations_stmt): Mark the virtual operands for renaming.
15697 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
15698 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
15699 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
15700 add_vop_ref_mapping, create_vop_ref_mapping_loop,
15701 create_vop_ref_mapping, analyze_memory_references,
15702 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
15703 get_all_locs_in_loop, ref_always_accessed_p,
15704 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
15705 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
15706 store_motion_loop, store_motion): New functions.
15707 (struct vop_to_refs_elt): New type.
15708 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
15709 memref_hash, memref_eq, hoist_memory_references): Rewritten.
15710 (schedule_sm): Replaced by...
15711 (execute_sm): ... this.
15712 (determine_lsm_ref, hoist_memory_references,
15713 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
15714 find_more_ref_vops, free_mem_ref, free_mem_refs,
15715 determine_lsm_loop, determine_lsm): Removed.
15716 (tree_ssa_lim_finalize): Free data structures used by store motion.
15717 (tree_ssa_lim): Call analyze_memory_references. Use
15718 store_motion instead of determine_lsm.
15720 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
15722 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
15723 rename tmake_file to m68hc11/t-m68hc11.
15724 (mcore): Set inhibit_libc to true.
15725 * config.host (alpha*-dec-*vms*): Set extra_programs.
15726 (interix3*): Don't use host_xmake_file.
15727 * configure.ac: Let config.gcc override inhibit_libc.
15728 * configure: Regenerate.
15730 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
15731 * config/t-openbsd-thread: Remove commented out lines.
15733 * config/x-interix: Remove.
15735 * config/m68hc11/t-m68hc11-gas: Rename to...
15736 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
15738 * config/mcore/t-mcore: Remove T_CFLAGS.
15739 * config/mcore/t-mcore-pe: Likewise.
15741 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
15743 * configure.ac: Replace custom __GNU_SOURCE test with
15744 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
15745 * aclocal.m4: Regenerate.
15746 * configure: Regenerate.
15747 * config.in: Regenerate.
15749 2008-03-27 Richard Guenther <rguenther@suse.de>
15751 * fold-const.c (target.h): Include.
15752 (fold_comparison): Fold comparison of addresses of decls
15753 that bind locally or of constants. Consolidate address folding code.
15754 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
15755 results from fold_binary_to_constant.
15756 (compare_values_warnv): Likewise.
15758 2008-03-27 Andrew Pinski <pinskia@gmail.com>
15760 PR middle-end/35429
15761 * fold-const.c (fold_truthop): Check for integeral types when folding
15762 a == 0 && b == 0 and a != 0 || b != 0 .
15764 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
15766 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
15768 2008-03-26 Andreas Schwab <schwab@suse.de>
15770 * doc/invoke.texi: Fix use of @item vs. @itemx.
15772 2008-03-26 Tom Tromey <tromey@redhat.com>
15774 * Makefile.in (build/gensupport.o, build/print-rtl.o,
15775 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
15776 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
15777 build/gencodes.o, build/genconditions.o, build/genconfig.o,
15778 build/genconstants.o, build/genemit.o, build/genextract.o,
15779 build/genflags.o, build/genmddeps.o, build/genopinit.o,
15780 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
15783 2008-03-26 Richard Guenther <rguenther@suse.de>
15786 2008-03-26 Richard Guenther <rguenther@suse.de>
15788 * fold-const.c (target.h): Include.
15789 (fold_comparison): Fold comparison of addresses of two decls
15790 that bind locally. Consolidate address folding code.
15792 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15794 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
15795 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
15796 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
15797 dconstsqrt2, dconstthird, dconste and/or dconst10.
15798 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
15799 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
15800 dconstsqrt2, dconste): Delete.
15801 (init_emit_once): Likewise. Simplify initializing dconstm1.
15803 * real.c (get_real_const): New.
15804 * real.h (dconst3, dconst10, dconstm2, dconstthird,
15805 dconstsqrt2, dconste): Delete.
15806 (real_value_const, get_real_const): New.
15808 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
15810 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
15812 * config/i386/i386.c (ix86_function_arg_boundary): Check
15813 BIGGEST_ALIGNMENT instead of 128.
15814 (setup_incoming_varargs_64): Likewise.
15816 2008-03-26 Tom Tromey <tromey@redhat.com>
15818 * Makefile.in (DEPFILES): Add missing '/'.
15820 2008-03-26 Richard Guenther <rguenther@suse.de>
15822 * fold-const.c (target.h): Include.
15823 (fold_comparison): Fold comparison of addresses of two decls
15824 that bind locally. Consolidate address folding code.
15826 2008-03-26 Nick Clifton <nickc@redhat.com>
15829 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
15830 not allow INT+INT as a legitimate addressing mode.
15832 2008-03-26 Richard Guenther <rguenther@suse.de>
15834 * tree-flow.h (widen_bitfield): Remove declaration.
15835 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
15836 (widen_bitfield): Remove function.
15837 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
15840 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15843 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
15846 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
15848 PR rtl-optimization/35232
15849 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
15850 (forget_old_reloads_1, forget_marked_reloads): Don't clear
15851 reg_reloaded_call_part_clobbered here.
15852 (reload_regs_reach_end_p): New function.
15853 (reload_reg_rtx_for_input): New variable.
15854 (reload_reg_rtx_for_output): Likewise.
15855 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
15856 when reassigning a pseudo register. Load reloadreg from
15857 reload_reg_rtx_for_input, moving the mode and register
15859 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
15860 instead of the original when deciding whether an input reload
15861 would be a no-op or whether an output reload can be deleted.
15862 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
15863 when setting up new_spill_reg_store. Load it from
15864 reload_reg_rtx_for_output, moving the mode and register
15866 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
15867 instead of the original when deciding whether an output reload
15868 would be a no-op. Do the same when modifying insn notes.
15869 Use rtx_equal_p instead of == to compare the registers.
15870 (inherit_piecemeal_p): Take a mode and two register numbers
15872 (emit_reload_insns): Clear new_spill_reg_store for every hard
15873 register in the reload register. Remove spill registers
15874 from reg_reloaded_valid before considering whether to record
15875 inheritance information for them. Use reload_reg_rtx_for_output
15876 instead of reg_rtx when recording output reloads. Use
15877 reload_reg_rtx_for_input instead of reg_rtx when recording
15878 input reloads. Set or clear reg_reloaded_call_part_clobbered
15879 at the same time as setting reg_reloaded_valid.
15880 (delete_output_reload): Add a new_reload_reg parameter and use it
15881 instead of rld[j].reg_rtx.
15882 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
15885 2008-03-25 Tom Tromey <tromey@redhat.com>
15887 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
15888 (build/genattr.o): Likewise.
15889 (build/genattrtab.o): Likewise.
15890 (build/gencodes.o): Likewise.
15891 (build/genconfig.o): Likewise.
15892 (build/genconstants.o): Likewise.
15893 (build/genemit.o): Likewise.
15894 (build/genextract.o): Likewise.
15895 (build/genflags.o): Likewise.
15897 2008-03-25 Bob Wilson <bob.wilson@acm.org>
15899 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
15900 instead of size_int for integer types.
15901 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
15902 to match type of MINUS_EXPR.
15904 2008-03-25 Tom Tromey <tromey@redhat.com>
15906 * configure: Rebuilt.
15907 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
15910 2008-03-25 Tom Tromey <tromey@redhat.com>
15912 * config/x-solaris (host-solaris.o): Update.
15913 * config/x-linux (host-linux.o): Update.
15914 * config/x-hpux (host-hpux.o): Update.
15915 * config/x-darwin (host-darwin.o): Update.
15916 * config/v850/t-v850e (v850-c.o): Update.
15917 * config/v850/t-v850 (v850-c.o): Update.
15918 * config/t-vxworks (vxworks.o): Update.
15919 * config/t-sol2 (sol2-c.o, sol2.o): Update.
15920 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
15921 * config/spu/t-spu-elf (spu-c.o): Update.
15923 * config/sh/t-symbian (sh-c.o): Update.
15924 (symbian.o): Update.
15925 * config/sh/t-sh (sh-c.o): Update.
15926 * config/score/t-score-elf (score7.o, score3.o): Update.
15927 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
15928 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
15929 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
15930 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
15931 (rs6000.o): Remove.
15932 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
15933 * config/m32c/t-m32c (m32c-pragma.o): Update.
15934 * config/ia64/t-ia64 (ia64-c.o): Update.
15935 * config/i386/x-mingw32 (host-mingw32.o): Update.
15936 * config/i386/x-i386 (driver-i386.o): Update.
15937 * config/i386/x-darwin (host-i386-darwin.o): Update.
15938 * config/i386/x-cygwin (host-cygwin.o): Update.
15939 * config/i386/t-nwld (nwld.o): Update.
15940 * config/i386/t-netware (netware.o): Update.
15941 * config/i386/t-interix (winnt.o): Update.
15942 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
15943 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
15944 msformat-c.o): Update.
15945 * config/bfin/t-bfin-linux (generated_files): Add
15946 linux-sysroot-suffix.h.
15947 * config/arm/t-wince-pe (pe.o): Update.
15948 * config/arm/t-strongarm-pe (pe.o): Update.
15949 * config/arm/t-pe (pe.o): Update.
15950 * config/arm/t-arm (arm-c.o): Update.
15951 * doc/install.texi (Prerequisites): Require make 3.80.
15952 * Makefile.in: Remove .o targets.
15953 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
15954 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
15955 (simple_generated_h, simple_generated_c): Move earlier.
15956 (generated_files): New variable.
15957 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
15958 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
15959 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
15960 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
15961 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
15962 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
15963 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
15964 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
15965 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
15966 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
15967 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
15968 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
15970 (COMPILE.base, COMPILE): New variables.
15971 (%.o): New pattern rule.
15972 (ALL_HOST_OBJS): New variable.
15973 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
15974 (dummy-checksum.o, cc1-checksum.o): Remove.
15975 (DRIVER_SHLIB): New variable.
15976 (DRIVER_DEFINES): Use it.
15977 (gencondmd.c): Move out of build/.
15978 (s-conditions): Update.
15979 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
15980 (ALL_BUILD_OBJS): Likewise.
15981 (build/%.o): Use BUILDCOMPILE.
15982 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
15983 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
15984 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
15985 build/gencheck.o, build/gencodes.o, build/genconditions.o,
15986 build/genconfig.o, build/genconstants.o, build/genemit.o,
15987 build/genextract.o, build/genflags.o, build/genmddeps.o,
15988 build/genopinit.o, build/genoutput.o, build/genpeep.o,
15989 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
15990 build/gen-protos.o, build/scan.o, build/fix-header.o,
15991 build/scan-decls.o): Simplify.
15992 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
15993 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
15994 prefix.o, toplev.o): Reduce to variable setting.
15995 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
15996 ($(out_object_file), gcc-options.o): New targets.
15997 ($(ALL_HOST_OBJS)): New target. Include dependency files.
15998 * configure: Rebuilt.
15999 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
16000 * doc/sourcebuild.texi (Front End Directory): Document new variable.
16002 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
16004 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
16005 complain when we hit an error, return ERROR_MARK_NODE.
16007 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16009 * config/sh/constraints.md (Pso, Psz): New constraints.
16010 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
16011 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
16013 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16015 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
16016 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
16018 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16020 * config/sh/sh.md (prefetch): Add condition for SH2A target.
16021 (prefetch_sh2a): New.
16023 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
16024 Naveen.H.S <naveen.hs@kpitcummins.com>
16026 * config/sh/constraints.md (I28): New constraint.
16027 * config/sh/sh.c (broken_move): Add support for movi20s.
16028 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
16030 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
16031 Jayant Sonar <Jayant.sonar@kpitcummins.com>
16032 Naveen.H.S <naveen.hs@kpitcummins.com>
16034 * config/sh/sh.c (SH_ATTRIBUTES): Define.
16035 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16036 (print_operand): Handle resbank in %@ operand code.
16037 (sh_encode_section_info): New.
16038 (push_regs): Add conditions for resbank.
16039 (sh_expand_epilogue): Likewise.
16040 (sh_insert_attributes): Likewise.
16041 (sh_attribute_table): Likewise.
16042 (sh_handle_resbank_handler_attribute): New.
16043 (sh2a_handle_function_vector_handler_attribute): New.
16044 (sh2a_is_function_vector_call): New.
16045 (sh2a_get_function_vector_number): New.
16046 (sh2a_function_vector_p): New.
16047 (sh_cfun_resbank_handler_p): New.
16048 * config/sh/sh.md (calli): Emit jsr/n if possible.
16049 (calli_tbr_rel): New.
16050 (calli_pcrel): Emit jsr/n if possible.
16051 (return_i): Emit rts/n if possible.
16052 (call_valuei_tbr_rel): New.
16053 (call_valuei_pcrel): Add condition for SH2A target.
16054 (call_value): Likewise.
16055 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
16056 (sh2a_get_function_vector_number): Likewise.
16057 (sh2a_is_function_vector_call): Likewise.
16058 * doc/extend.texi: Document TBR relative addressing of SH2A.
16059 (resbank): Add description for SH2A.
16061 2008-03-24 Richard Guenther <rguenther@suse.de>
16064 * gimplify.c (gimplify_modify_expr): For frontend type-correct
16065 pointer assignments change conversions according to middle-end rules.
16066 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
16067 * configure.ac: Include type checking in yes.
16068 * configure: Regenerate.
16070 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16072 * diagnostic.c (diagnostic_count_diagnostic): Delete.
16073 (diagnostic_report_diagnostic): Update. Handle ICEs here.
16075 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
16077 * gthr-vxworks.h (UNUSED): Define.
16079 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
16081 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
16083 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
16085 * doc/extend.texi (Function Attributes): Add missing comma in the
16086 example of the "alloc_size" attribute.
16088 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
16091 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
16093 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16096 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
16099 * stor-layout.c (update_alignment_for_field): Set minimum alignment
16100 of the underlying type of a MS bitfield layout to the natural
16101 alignment of the type.
16103 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
16105 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
16106 to their natural alignment to avoid store forwarding stalls.
16108 2008-03-22 Richard Guenther <rguenther@suse.de>
16110 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
16111 For PHI nodes verify the address is invariant.
16112 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
16113 (get_symbol_constant_value): Use is_gimple_min_invariant.
16114 (maybe_fold_stmt_indirect): Likewise.
16116 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
16118 PR rtl-optimization/33927
16119 * Makefile.in (dse.o): Depend on $(TM_P_H).
16120 * expr.h (extract_low_bits): Declare.
16121 * expmed.c (extract_low_bits): New function.
16122 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
16123 * dse.c: Include tm_p.h.
16124 (find_shift_sequence): Remove the read_reg argument and return the
16125 read value. Emit the instructions instead of returning them.
16126 Iterate on new_mode rather than calculating it each time.
16127 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
16128 source to NEW_MODE and extract_low_bits to convert the shifted
16129 value to READ_MODE.
16130 (replace_read): Allow the load and store to have different mode
16131 classes. Use extract_low_bits when SHIFT == 0. Create the shift
16132 or extraction instructions before trying the replacement. Update
16133 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
16135 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
16137 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
16138 to their natural alignment to avoid store forwarding stalls.
16140 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16143 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
16144 encouraging but not allowing gprs for input;
16145 change the input constraint to !f#r.
16146 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
16148 change the output constraint to !f#r.
16150 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
16153 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
16154 corresponding post-reload splitters.
16155 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
16156 when x87 FP math is selected.
16157 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
16158 New function prototype.
16159 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
16160 unreachable function to ease macroization of insn patterns.
16162 2008-03-21 Martin Jambor <mjambor@suse.cz>
16164 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
16165 reference dumps if ddr is NULL or dependence is unknown.
16167 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
16169 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
16170 unsigned extension into account.
16171 (ATOMIC_COMPARE_AND_SWAP): Likewise.
16172 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
16173 Do computations on a scratch register.
16175 2008-03-21 Richard Guenther <rguenther@suse.de>
16177 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
16178 Use is_gimple_min_invariant instead of TREE_INVARIANT.
16179 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
16180 * tree-ssa-dom.c (record_equality): Likewise.
16181 * tree-inline.c (copy_body_r): Likewise.
16182 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
16185 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
16187 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
16188 as 'delete_unused' argument.
16190 2008-03-20 Richard Guenther <rguenther@suse.de>
16192 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16193 special casing of constant qualifiers.
16194 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
16195 care about them in general.
16196 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
16197 regardless of their type.
16198 (fold_stmt_r): Forcefully fold *& if we end up with that.
16200 2008-03-20 Paul Brook <paul@codesourcery.com>
16202 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
16203 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
16205 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
16207 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
16208 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
16210 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
16212 * common.opt (Wmudflap): New option.
16213 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
16214 (mx_register_decls): Likewise.
16215 (mudflap_finish_file): Likewise.
16216 * doc/invoke.texi: Document -Wno-mudflap.
16218 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
16220 * c-format.c (replace_format_name_to_system_name): New.
16221 (cmp_attribs): New.
16222 (convert_format_name_to_system_name): New.
16223 (decode_format_attr): Add use of convert_format_name_to_system_name.
16224 (format_types_orig): Add gnu_ prefix to names.
16225 (check_format_info_main): Special treating of \0 escaped names for
16226 supporting multi-character format specifiers as I32, I64.
16227 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
16228 (gnu_target_overrides_format_attributes): New.
16229 * c-format.h: Add structure target_ovr_attr to hold
16230 system specific formatter names.
16231 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
16232 msformat-c.o file to c_target_objs and cxx_target_objs.
16233 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
16234 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
16235 (TARGET_N_FORMAT_TYPES): New.
16236 * config/i386/msformat-c.c: New.
16237 * config/i386/t-cygming: Add build rule for msformat-c.o.
16238 * doc/extend.texi: Add new format names gnu_* and ms_* and
16240 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
16242 2008-03-20 Ira Rosen <irar@il.ibm.com>
16244 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
16245 optimizations turned on under -O3.
16246 (ftree-vectorize): Add that the flag is turned on with -O3.
16248 2008-03-20 Ben Elliston <bje@au.ibm.com>
16250 * regmove.c (try_auto_increment): Fix spelling error in comment.
16251 * final.c (final_scan_insn): Likewise.
16253 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
16256 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
16257 allocator preferences for "y" and "r" class registers.
16258 ("*mov<mode>_internal"): Ditto.
16259 ("*movv2sf_internal_rex64"): Ditto.
16260 ("*movv2sf_internal"): Ditto.
16262 2008-03-19 Michael Matz <matz@suse.de>
16264 PR middle-end/35616
16265 * calls.c (expand_call): Check overlap of arguments with call
16266 address for sibcalls.
16268 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
16271 * stor-layout.c (update_alignment_for_field): Set minimum alignment
16272 of the underlying type of a MS bitfield layout to the natural
16273 alignment of the type.
16275 2008-03-19 Jan Hubicka <jh@suse.cz>
16278 * toplev.c (decode_d_option): Handle all CPP flags.
16279 * tree-vrp.c: Update tree_pass descriptors.
16280 * regrename.c: Update tree_pass descriptors.
16281 * fwprop.c: Update tree_pass descriptors.
16282 * doc/invoke.texi: Remove documentation of dropped -d? flags.
16283 * tree-into-ssa.c: Update tree_pass descriptors.
16284 * tree-dump.c: Update tree_pass descriptors.
16285 * tree-complex.c: Update tree_pass descriptors.
16286 * tree-dump.h: Update tree_pass descriptors.
16287 * see.c: Update tree_pass descriptors.
16288 * cgraphbuild.c: Update tree_pass descriptors.
16289 * tracer.c: Update tree_pass descriptors.
16290 * tree-loop-distribution.c: Update tree_pass descriptors.
16291 * cgraph.c: Update tree_pass descriptors.
16292 * postreload-gcse.c: Update tree_pass descriptors.
16293 * postreload.c: Update tree_pass descriptors.
16294 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
16295 * tree-tailcall.c: Update tree_pass descriptors.
16296 * tree-pass.h (tree_opt_pass): Rename to ...
16297 (opt_pass) ... this one; add "type" field and remove letter field.
16298 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
16299 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
16300 all_lowering_passes): Update declaration.
16301 * ipa-cp.c: Update tree_pass descriptors.
16302 * final.c: Update tree_pass descriptors.
16303 * omp-low.c: Update tree_pass descriptors.
16304 * tree-ssa-dse.c: Update tree_pass descriptors.
16305 * ipa-reference.c: Update tree_pass descriptors.
16306 * tree-ssa-uncprop.c: Update tree_pass descriptors.
16307 * auto-inc-dec.c: Update tree_pass descriptors.
16308 * reorg.c: Update tree_pass descriptors.
16309 * cgraphunit.c: Update tree_pass descriptors.
16310 * tree-ssa-copyrename.c: Update tree_pass descriptors.
16311 * tree-ssa-ccp.c: Update tree_pass descriptors.
16312 * df-core.c: Update tree_pass descriptors.
16313 * mode-switching.c: Update tree_pass descriptors.
16314 * tree-nomudflap.c: Update tree_pass descriptors.
16315 * modulo-sched.c: Update tree_pass descriptors.
16316 * ipa-pure-const.c: Update tree_pass descriptors.
16317 * cse.c: Update tree_pass descriptors.
16318 * web.c: Update tree_pass descriptors.
16319 * tree-stdarg.c: Update tree_pass descriptors.
16320 * tree-ssa-math-opts.c: Update tree_pass descriptors.
16321 * tree-ssa-dom.c: Update tree_pass descriptors.
16322 * tree-nrv.c: Update tree_pass descriptors.
16323 * tree-ssa-alias.c: Update tree_pass descriptors.
16324 * loop-init.c: Update tree_pass descriptors.
16325 * gimple-low.c: Update tree_pass descriptors.
16326 * ipa-inline.c: Update tree_pass descriptors.
16327 * tree-ssa-sink.c: Update tree_pass descriptors.
16328 * global.c: Update tree_pass descriptors.
16329 * ifcvt.c: Update tree_pass descriptors.
16330 * jump.c: Update tree_pass descriptors.
16331 * predict.c: Update tree_pass descriptors.
16332 * tree-ssa-loop.c: Update tree_pass descriptors.
16333 * recog.c: Update tree_pass descriptors.
16334 * dse.c: Update tree_pass descriptors.
16335 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
16336 * tree-eh.c: Update tree_pass descriptors.
16337 * regmove.c: Update tree_pass descriptors.
16339 * function.c: Update tree_pass descriptors.
16340 * tree-vectorizer.c: Update tree_pass descriptors.
16341 * gcse.c: Update tree_pass descriptors.
16342 * ipa-type-escape.c: Update tree_pass descriptors.
16343 * tree-if-conv.c: Update tree_pass descriptors.
16344 * init-regs.c: Update tree_pass descriptors.
16345 * ipa.c: Update tree_pass descriptors.
16346 * tree-ssa-phiopt.c: Update tree_pass descriptors.
16347 * rtl-factoring.c: Update tree_pass descriptors.
16348 * lower-subreg.c: Update tree_pass descriptors.
16349 * bt-load.c: Update tree_pass descriptors.
16350 * tree-dfa.c: Update tree_pass descriptors.
16351 * except.c: Update tree_pass descriptors.
16352 * emit-rtl.c: Update tree_pass descriptors.
16353 * cfgexpand.c: Update tree_pass descriptors.
16354 * tree-cfgcleanup.c: Update tree_pass descriptors.
16355 * cfgcleanup.c: Update tree_pass descriptors.
16356 * tree-ssa-pre.c: Update tree_pass descriptors.
16357 * tree-sra.c: Update tree_pass descriptors.
16358 * tree-mudflap.c: Update tree_pass descriptors.
16359 * tree-ssa-copy.c: Update tree_pass descriptors.
16360 * cfglayout.c: Update tree_pass descriptors.
16361 * tree-ssa-forwprop.c: Update tree_pass descriptors.
16362 * tree-ssa-dce.c: Update tree_pass descriptors.
16363 * tree-ssa.c: Update tree_pass descriptors.
16364 * regclass.c: Update tree_pass descriptors.
16365 * integrate.c: Update tree_pass descriptors.
16366 * tree-optimize.c: Update tree_pass descriptors.
16367 * tree-ssa-phiprop.c: Update tree_pass descriptors.
16368 * tree-object-size.c: Update tree_pass descriptors.
16369 * combine.c: Update tree_pass descriptors.
16370 * tree-outof-ssa.c: Update tree_pass descriptors.
16371 * bb-reorder.c: Update tree_pass descriptors.
16372 * stack-ptr-mod.c: Update tree_pass descriptors.
16373 * var-tracking.c: Update tree_pass descriptors.
16374 * tree-profile.c: Update tree_pass descriptors.
16375 * tree-vect-generic.c: Update tree_pass descriptors.
16376 * reg-stack.c: Update tree_pass descriptors.
16377 * sched-rgn.c: Update tree_pass descriptors.
16378 * tree-ssa-structalias.c: Update tree_pass descriptors.
16379 * tree-cfg.c: Update tree_pass descriptors.
16380 * passes.c (current_pass): Update declaration.
16381 (finish_optimization_passes): Update.
16382 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
16383 (register_one_dump_file, register_dump_files_1, next_pass_1):
16385 (init_optimization_passes): Update handling of new types.
16386 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
16387 * ipa-struct-reorg.c: Update tree_pass descriptors.
16388 * tree-ssa-reassoc.c: Update tree_pass descriptors.
16389 * combine-stack-adj.c: Update tree_pass descriptors.
16390 * cfgrtl.c: Update tree_pass descriptors.
16391 * dce.c: Update tree_pass descriptors.
16392 * tree-ssanames.c: Update tree_pass descriptors.
16394 2008-03-19 Richard Guenther <rguenther@suse.de>
16396 PR middle-end/35609
16397 * tree-ssa.c (walk_data): New structure.
16398 (warn_uninitialized_var): If not always_executed warn with "maybe"
16400 (execute_early_warn_uninitialized): Compute post-dominators.
16401 Initialize always_executed before processing each basic block.
16403 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
16406 * config/i386/i386.c (x86_this_parameter): Calculate correct location
16407 of "this" pointer when "regparm = N" or "fastcall" is in effect.
16409 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16411 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
16413 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
16415 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
16417 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
16418 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
16419 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
16420 target after ignore has been set, and move there also the commputation
16421 of subtarget and original_target.
16422 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
16423 (LANG_HOOKS_INITIALIZER): Remove it.
16424 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
16426 2008-03-18 Richard Guenther <rguenther@suse.de>
16428 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
16429 found an expression with constants, note that in the VN for the lhs.
16430 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
16431 fold them to constants if possible. Run cleanup_cfg if done so.
16432 (execute_pre): Return todo.
16433 (do_pre): Likewise.
16434 (execute_fre): Likewise.
16435 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
16437 (get_prop_source_stmt): Look through pointer conversions.
16439 2008-03-18 Jan Hubicka <jh@suse.cz>
16441 * tree-pretty-print.c: Include predict.h.
16442 (dump_generic_node): Dump predictor.
16443 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
16444 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
16445 * gimple-low.c (lower_stmt): Likewise.
16446 * expr.c (expand_expr_real): Likewise.
16447 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
16449 (build_predict_expr, build_predict_expr): New.
16450 * predict.h (predictor_name, build_predict_expr): Update.
16451 * c-typeck.c (c_finish_bc_stmt): Add prediction.
16452 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
16453 * predict.def (PRED_CONTINUE): Update hitrate.
16454 * tree.def (PREDICT_EXPR): Define.
16455 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
16456 do not handle BIND_EXPR.
16457 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
16458 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
16459 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
16462 2008-03-18 Michael Matz <matz@suse.de>
16464 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
16466 2008-03-18 Richard Guenther <rguenther@suse.de>
16468 * tree-gimple.h (is_gimple_invariant_address): Declare.
16469 (is_gimple_constant): Likewise.
16470 * tree-gimple.c (is_gimple_constant): New function.
16471 (is_gimple_invariant_address): Likewise.
16472 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
16473 and is_gimple_invariant_address.
16474 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
16476 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
16477 an addressable base.
16479 2008-03-18 Jakub Jelinek <jakub@redhat.com>
16481 PR middle-end/35611
16482 * gimplify.c (gimplify_expr): Gimplify second operand of
16485 2008-03-17 Richard Guenther <rguenther@suse.de>
16487 PR tree-optimization/19637
16488 * fold-const.c (fold_unary): Remove restrictions of removing
16489 intermediate pointer-conversions (P2)(P1)P0.
16490 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
16491 conversion to void pointer.
16492 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
16494 2008-03-16 James E. Wilson <wilson@tuliptree.org>
16497 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
16498 emulated thread local variables.
16500 2008-03-16 Richard Guenther <rguenther@suse.de>
16502 PR middle-end/35607
16503 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
16504 expand TREE_INVARIANT operations that are not gimple invariant.
16506 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
16508 * doc/extend.texi (Alignment): Say that the ABI controls
16509 the __alignof__ for non-strict-alignment targets rather
16510 than being a recommendation.
16512 2008-03-15 Paul Brook <paul@codesourcery.com>
16514 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
16516 (arm_output_fn_unwind): Mark functions that can not be unwound.
16518 2008-03-15 Paul Brook <paul@codesourcery.com>
16520 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
16521 extension instructions.
16523 2008-03-15 Richard Guenther <rguenther@suse.de>
16525 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
16526 and fold constant aggregate refs.
16527 (fold_const_aggregate_ref): Handle string constants
16528 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
16529 (evaluate_stmt): Simplify now that ccp_fold folds constant
16532 2008-03-15 Paul Brook <paul@codesourcery.com>
16534 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
16535 (extzv): Use gen_extzv_t2.
16536 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
16538 2008-03-15 Richard Guenther <rguenther@suse.de>
16540 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
16541 (fold_const_aggregate_ref): Likewise.
16542 (get_value): Return NULL if we don't have any values.
16543 (ccp_finalize): Set const_val to NULL after freeing it.
16544 * tree-flow.h (get_symbol_constant_value): Declare.
16545 (fold_const_aggregate_ref): Likewise.
16546 * tree-ssa-sccvn.c (try_to_simplify): Use them.
16548 2008-03-15 Richard Guenther <rguenther@suse.de>
16550 PR middle-end/35593
16551 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
16552 to not produce negative array indices if not allowed. Add
16553 parameter to indicate that.
16554 (maybe_fold_offset_to_component_ref): Allow negative array
16555 indices only for the first member of a structure.
16556 (maybe_fold_offset_to_reference): Allow negative array indices.
16557 (maybe_fold_stmt_addition): Likewise.
16559 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
16560 Anatoly Sokolov <aesok@post.ru>
16562 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
16563 (avr_arch): Add ARCH_AVR6.
16564 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
16565 (initial_elimination_offset): Initialize and use 'avr_pc_size'
16566 instead of fixed value 2.
16567 (print_operand_address): Use gs() asm specifier instead of pm().
16568 (avr_assemble_integer): (Ditto.).
16569 (avr_output_addr_vec_elt): (Ditto.).
16570 (print_operand): Handle "!" code.
16571 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
16572 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
16573 (AVR_HAVE_EIJMP_EICALL): Define.
16574 (AVR_3_BYTE_PC): Redefine.
16575 (AVR_2_BYTE_PC): (Ditto.).
16576 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
16577 (LINK_SPEC): Add atmega2560 and atmega2561.
16578 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
16580 * config/avr/avr.md (call_insn): Use eicall instead of icall
16581 for 3 byte PC devices.
16582 (call_value_insn): (Ditto.).
16583 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
16584 (indirect_jump): Use only for for 2 byte PC devices.
16585 (*tablejump): (Ditto.).
16586 (*indirect_jump_avr6): Add insn.
16587 (*tablejump_rjmp): Don't use for 3 byte PC devices.
16588 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
16589 instead of ijmp for 3 byte PC devices.
16590 (__tablejump2__): (Ditto.).
16591 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
16592 (MULITLIB_DIRNAMES): (Ditto.).
16593 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
16595 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
16597 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
16598 "sse2_umulsidi3". Use V1DI mode for operand 0.
16599 ("mmx_psadbw"): Use V1DI mode for operand 0.
16600 * config/i386/i386-modes.def (V1SI): New vector mode.
16601 * config/i386/i386.c (struct builtin_description)
16602 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
16603 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
16604 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
16605 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
16606 v1di_ftype_v8qi_v8qi type.
16607 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
16609 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
16610 __builtin_ia32_pmuludq]: Fix the mode of return value.
16612 2008-03-15 Richard Guenther <rguenther@suse.de>
16614 PR middle-end/35595
16615 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
16618 2008-03-14 Bob Wilson <bob.wilson@acm.org>
16620 * doc/invoke.texi (Option Summary, Xtensa Options): Document
16621 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
16622 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
16623 unless TARGET_SERIALIZE_VOLATILE is enabled.
16624 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
16625 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
16626 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
16628 2008-03-14 Richard Guenther <rguenther@suse.de>
16630 PR tree-optimization/34172
16631 * tree-flow.h (refs_may_alias_p): Declare.
16632 (get_single_def_stmt): Likewise.
16633 (get_single_def_stmt_from_phi): Likewise.
16634 (get_single_def_stmt_with_phi): Likewise.
16635 * tree-dfa.c (refs_may_alias_p): New function.
16636 (get_single_def_stmt): Likewise.
16637 (get_single_def_stmt_from_phi): Likewise.
16638 (get_single_def_stmt_with_phi): Likewise.
16639 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
16640 (vn_reference_lookup_1): New helper function.
16641 (vn_reference_lookup): Walk the virtual use-def chain to
16642 continue searching for a match if the def does not alias the
16643 reference we are looking for.
16645 2008-03-14 David Edelsohn <edelsohn@gnu.org>
16647 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
16648 archive and Perzl. Update The Written Word listing.
16650 2008-03-14 Richard Guenther <rguenther@suse.de>
16652 PR tree-optimization/34043
16653 PR tree-optimization/33989
16654 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
16656 (bitmap_find_leader): Use extra argument to verify dominance
16657 relationship inside a basic-block.
16658 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
16659 (find_leader_in_sets): Adjust.
16660 (create_component_ref_by_pieces): Take extra argument for
16661 dominance check, handle lookup failures.
16662 (find_or_generate_expression): Likewise.
16663 (create_expression_by_pieces): Likewise.
16664 (insert_into_preds_of_block): Adjust.
16665 (create_value_expr_from): If asked for, verify all operands
16666 are in the blocks AVAIL_OUT set.
16667 (make_values_for_stmt): Check for SSA_NAMEs that are life
16668 over an abnormal edge.
16669 (compute_avail): Remove such check.
16670 (do_SCCVN_insertion): New function.
16671 (eliminate): If we do not find a leader suitable for replacement
16672 insert a replacement expression from SCCVN if available.
16673 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
16674 (struct vn_ssa_aux): Add needs_insertion flag.
16675 * tree-ssa-sccvn.c (may_insert): New global flag.
16676 (copy_reference_ops_from_ref): Value-number union member access
16677 based on its size, not type and member if insertion is allowed.
16678 (visit_reference_op_load): For a weak match from union type
16679 punning lookup a view-converted value and insert a SSA_NAME
16680 for that value if that is not found.
16681 (visit_use): Make dumps shorter. Do not disallow value numbering
16682 SSA_NAMEs that are life over an abnormal edge to constants.
16683 (free_scc_vn): Release inserted SSA_NAMEs.
16684 (run_scc_vn): New flag to specify whether insertion is allowed.
16685 Process SSA_NAMEs in forward order.
16686 * tree-ssa-loop-im.c (for_each_index): Handle invariant
16687 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
16688 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
16689 pointer type to/from integral types that do not change the
16690 precision to regular conversions.
16692 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
16694 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
16695 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
16696 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
16697 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
16698 input arguments and the mode of return value. Built-in functions
16699 that operate on whole 64-bit MMX register now use V1DI mode.
16701 2008-03-13 Alon Dayan <alond@il.ibm.com>
16702 Olga Golovanevsky <olga@il.ibm.com>
16704 PR tree-optimization/35041
16705 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
16706 to locate the right position in a statement.
16708 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
16712 * config/i386/xmmintrin.h: Change all static inline functions to
16713 extern inline and add __gnu_inline__ attribute.
16714 * config/i386/bmintrin.h: Ditto.
16715 * config/i386/smmintrin.h: Ditto.
16716 * config/i386/tmmintrin.h: Ditto.
16717 * config/i386/mmintrin-common.h: Ditto.
16718 * config/i386/ammintrin.h: Ditto.
16719 * config/i386/emmintrin.h: Ditto.
16720 * config/i386/pmmintrin.h: Ditto.
16721 * config/i386/mmintrin.h: Ditto.
16722 * config/i386/mm3dnow.h: Ditto.
16724 2008-03-13 Jakub Jelinek <jakub@redhat.com>
16726 PR middle-end/35185
16727 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
16728 (lower_omp_2): New function.
16729 (lower_omp_1, lower_omp): Rewritten.
16731 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
16734 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
16735 with the phrase "Microsoft Windows compilers".
16736 (Push/Pop Macro Pragmas): New subsection. Document
16737 #pragma push_macro and pragma pop_macro.
16739 2008-03-12 Paul Brook <paul@codesourcery.com>
16741 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
16743 2008-03-12 Paul Brook <paul@codesourcery.com>
16745 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
16746 (thumb2_alusi3_short): Exclude PLUS and MINUS.
16747 (thumb2_addsi_shortim): Rename ...
16748 (thumb2_addsi_short): ... to this. Allow register operands.
16749 (thumb2_subsi_short): New pattern.
16750 (thumb2_one_cmplsi2_short,
16751 thumb2_negsi2_short): New patterns and peepholes.
16753 2008-03-12 Paul Brook <paul@codesourcery.com>
16755 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
16757 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
16759 * config/i386/i386.md (int_cond): New code iterator.
16761 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
16762 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
16763 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
16764 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
16765 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
16766 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
16767 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
16768 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
16770 2008-03-12 Paul Brook <paul@codesourcery.com>
16772 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
16773 instead of {arm,thumb}_compute_save_reg_mask.
16774 (output_return_instruction): Ditto.
16775 (thumb_unexpanded_epilogue): Ditto.
16776 (thumb1_expand_prologue): Ditto.
16777 (thumb1_output_function_prologue): Ditto.
16778 (arm_set_return_address): Ditto.
16779 (thumb_set_return_address): Ditto.
16780 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
16781 regs to achieve stack alignment.
16782 (thumb1_compute_save_reg_mask): Fix compiler warning.
16783 (arm_output_epilogue): Use offsets->saved_regs_mask.
16784 Adjust stack pointer by poping call clobered registers.
16785 (arm_expand_prologue): Use offsets->saved_regs_mask.
16786 Adjust stack pointer by pushing extra registers.
16787 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
16789 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
16792 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
16793 conversion to the operands of a multiplication.
16795 2008-03-12 Richard Guenther <rguenther@suse.de>
16797 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
16798 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
16799 * timevar.def (TV_TREE_PHIPROP): Add.
16800 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
16801 pass description. Use TV_TREE_PHIPROP.
16802 * tree-ssa-forwprop.c: Remove phiprop code.
16804 2008-03-12 Jakub Jelinek <jakub@redhat.com>
16806 PR middle-end/35549
16807 * omp-low.c (maybe_lookup_decl): Constify first argument.
16808 (use_pointer_for_field): Change last argument from bool to
16809 omp_context *. Disallow shared copy-in/out in nested
16810 parallel if decl is shared in outer parallel too.
16811 (build_outer_var_ref, scan_sharing_clauses,
16812 lower_rec_input_clauses, lower_copyprivate_clauses,
16813 lower_send_clauses, lower_send_shared_vars): Adjust callers.
16815 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
16816 Ira Rosen <irar@il.ibm.com>
16818 * tree-vectorizer.c (free_stmt_vec_info): New function.
16819 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
16820 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
16821 * tree-vectorizer.h (free_stmt_vec_info): Declare.
16822 * tree-vect-transform.c (vectorizable_conversion): Free
16823 vec_oprnds0 if it was allocated.
16824 (vect_permute_store_chain): Remove unused VECs.
16825 (vectorizable_store): Free VECs that are allocated in the..
16827 (vect_transform_strided_load, vectorizable_load): Likewise.
16828 (vect_remove_stores): Simplify the code.
16829 (vect_transform_loop): Move code to vect_remove_stores().
16830 Call vect_remove_stores() and free_stmt_vec_info().
16832 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16834 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
16835 TARGET_HPUX. Revise comment.
16836 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
16837 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
16838 Use sr4 variant of `be' instruction when not generating PIC code.
16839 (attr_length_call): Adjust for above change.
16841 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
16843 * ipa-reference.c (static_execute): Remove module_statics_const and
16844 associated setting code.
16846 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
16849 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
16850 predicate for operand 1.
16851 (paritysi2_cmp): Use register_operand predicate for operand 2.
16852 Use earlyclobber modifier for operand 1. Remove support for
16854 (paritydi2_cmp): Use register_operand predicate for operand 3.
16855 Use earlyclobber modifier for operand 1. Remove support for
16858 2008-03-11 Paul Brook <paul@codesourcery.com>
16859 Vladimir Prus <vladimir@codesourcery.com>
16861 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
16862 (arm_compute_save_reg0_reg12_mask): Always
16863 check if register 11 must be saved. Always safe hard frame pointer
16864 when frame_pointer_needeed.
16865 (arm_compute_save_reg_mask): Save IP and PC
16866 only with apcs frames.
16867 (arm_output_epilogue): Adjust Thumb2 codepath to
16868 be also invoked and work for ARM non-apcs frames.
16869 (arm_expand_prologue): Don't bother saving IP
16870 for non-apcs frame, since it's not clobbered by
16871 prologue code. Implement non-apcs frame
16874 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
16876 PR rtl-optimization/35281
16877 * expr.c (convert_move): Use a new pseudo for the intermediate
16878 from_mode->word_mode result.
16880 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
16882 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
16883 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
16884 * toplev.c (compile_file): Don't call it.
16886 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
16888 PR middle-end/35526
16889 * expr.c (store_expr): Call emit_block_move if the mode
16890 of "temp" RTX is BLKmode.
16892 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
16893 Richard Guenther <rguenther@suse.de>
16895 PR tree-optimization/31358
16896 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
16897 the step with a NULL_TREE.
16898 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
16899 to sizetype if type is a pointer type.
16900 (add_candidate_1): Don't convert the base and step to
16901 the generic type if the orginal type is a pointer type.
16902 (add_iv_value_candidates): Use sizetype for the step
16903 if type is a pointer type.
16904 (cand_value_at): Likewise.
16905 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
16907 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
16908 Don't convert the tem affine to the type.
16909 (add_elt_to_tree): Use sizetype for the step if a pointer.
16910 Use POINTER_PLUS_EXPR for pointers.
16911 (aff_combination_to_tree): Use sizetype for the step if a
16914 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
16916 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
16917 Remove commutativity hint.
16919 2008-03-10 Jakub Jelinek <jakub@redhat.com>
16923 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
16924 errorneous type. Check that v is a VAR_DECL.
16926 PR middle-end/35099
16927 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
16929 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
16931 PR tree-optimization/35494
16932 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
16933 may be overriden at link and run time.
16935 2008-03-10 Richard Guenther <rguenther@suse.de>
16937 PR tree-optimization/34677
16938 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
16939 (poolify_tree): Likewise.
16940 (modify_expr_template): Likewise.
16941 (poolify_modify_stmt): Likewise.
16942 (insert_fake_stores): Handle all component-ref style stores
16943 in addition to INDIRECT_REF. Also handle complex types.
16944 Do not poolify the inserted load.
16945 (realify_fake_stores): Do not rebuild the tree but only
16946 make it a SSA_NAME copy.
16947 (init_pre): Remove initialzation of modify_expr_template.
16948 Do not allocate modify_expr_node_pool.
16949 (fini_pre): Do not free modify_expr_node_pool.
16951 2008-03-10 Paul Brook <paul@codesourcery.com>
16953 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
16954 to avoid conflicts.
16956 2008-03-10 Paul Brook <paul@codesourcery.com>
16957 Mark Shinwell <shinwell@codesourcery.com>
16959 * config/arm/cortex-r4.md: New.
16960 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
16962 * config/arm/arm.md: Include cortex-r4.md.
16963 (insn): Add smmls, sdiv and udiv values.
16964 (generic_sched): Don't use generic scheduling for Cortex-R4.
16965 (arm_issue_rate): New function.
16966 (TARGET_SCHED_ISSUE_RATE): Define.
16968 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
16970 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
16972 2008-03-10 Richard Guenther <rguenther@suse.de>
16974 * tree-ssa-pre.c (get_sccvn_value): Simplify.
16975 (compute_avail): Do not add stmt uses to AVAIL_OUT.
16977 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
16979 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
16980 Set default to true.
16982 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16984 * c.opt (Wsynth): Deprecate.
16985 * doc/invoke.texi (Option Summary, Warning Options): Document
16986 -Wno-format-contains-nul.
16988 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
16991 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
16992 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
16994 2008-03-09 Ira Rosen <irar@il.ibm.com>
16996 * config/rs6000/rs6000.c (builtin_description): Rename vector
16997 left shift operations.
16998 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
16999 (altivec_vsl<VI_char>): Rename to ...
17000 (ashl<mode>3): ... new name.
17001 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
17003 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
17005 2008-03-08 Richard Guenther <rguenther@suse.de>
17007 * coverage.h (tree_coverage_counter_addr): Declare.
17008 * coverage.c (tree_coverage_counter_addr): New function.
17009 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
17010 before using again.
17011 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
17012 (tree_gen_one_value_profiler): Likewise.
17013 (tree_gen_ic_profiler): Likewise.
17014 (tree_gen_average_profiler): Likewise.
17015 (tree_gen_ior_profiler): Likewise.
17017 2008-03-08 Richard Guenther <rguenther@suse.de>
17019 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
17020 (vn_binary_op_insert): Likewise.
17021 (vn_unary_op_lookup): Likewise.
17022 (vn_unary_op_insert): Likewise.
17023 (vn_nary_op_lookup): Declare.
17024 (vn_nary_op_insert): Likewise.
17025 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
17026 and binary hashes, use a single obstack for unary_op_pool
17027 and binary_op_pool.
17028 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
17029 a single struct vn_nary_op_s. Store tree code length and
17030 a variable number of operands.
17031 (struct vn_reference_op_struct): Remove unused op2.
17032 (vn_reference_op_eq): Do not compare op2.
17033 (vn_reference_op_compute_hash): Do not compute hash of op2.
17034 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
17035 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
17036 with vn_nary_op_compute_hash.
17037 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
17038 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
17040 (vn_unary_op_insert, vn_binary_op_insert): Replace with
17042 (visit_unary_op): Call nary functions.
17043 (visit_binary_op): Likewise.
17044 (process_scc): Adjust for struct vn_tables_s changes.
17045 (allocate_vn_table): Likewise.
17046 (free_vn_table): Likewise.
17047 * tree-vn.c (vn_add): Call nary functions.
17048 (vn_lookup): Likewise.
17050 2008-03-08 Jakub Jelinek <jakub@redhat.com>
17053 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
17054 wdst back after sync_compare_and_swapqhi_internal.
17056 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
17059 * config/i386/i386-modes.def (V1DI): New vector mode.
17060 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
17061 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
17062 (MMXMODE248): Ditto.
17063 (MMXMODE): Add V1DI mode.
17064 (mmxvecsize): Change DI mode to V1DI mode.
17065 ("mov<mode>): Use MMXMODEI8 mode iterator.
17066 ("*mov<mode>_internal_rex64"): Ditto.
17067 ("*mov<mode>_internal"): Ditto.
17068 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
17069 ("mmx_sub<mode>3"): Ditto.
17070 ("mmx_adddi3"): Remove insn pattern.
17071 ("mmx_subdi3"): Ditto.
17072 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
17073 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
17074 ("mmx_ashl<mode>3"): Ditto.
17075 ("mmx_lshrdi3"): Remove insn pattern.
17076 ("mmx_ashldi3"): Ditto.
17077 * config/i386/i386.c (classify_argument): Handle V1DImode.
17078 (function_arg_advance_32): Ditto.
17079 (function_arg_32): Ditto.
17080 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
17081 mmx_addv1di3 insn pattern.
17082 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
17083 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
17084 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
17085 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
17086 Remove definitions of built-in functions.
17087 (V1DI_type_node): New node.
17088 (v1di_ftype_v1di_int): Ditto.
17089 (v1di_ftype_v1di_v1di): Ditto.
17090 (v2si_ftype_v2si_si): Ditto.
17091 (v4hi_ftype_v4hi_di): Remove node.
17092 (v2si_ftype_v2si_di): Ditto.
17093 (ix86_init_mmx_sse_builtins): Handle V1DImode.
17094 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
17095 Redefine builtins using def_builtin_const with *_ftype_*_int node.
17096 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
17097 Add new builtins using def_builtin_const.
17098 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
17099 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
17100 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
17101 * config/i386/mmintrin.h (__v1di): New typedef.
17102 (_mm_add_si64): Cast arguments to __v1di type.
17103 (_mm_sub_si64): Ditto.
17104 (_mm_sll_pi16): Cast __count to __v4hi type.
17105 (_mm_sll_pi32): Cast __count to __v2si type.
17106 (_mm_sll_si64): Cast arguments to __v1di type.
17107 (_mm_srl_pi16): Cast __count to __v4hi type.
17108 (_mm_srl_pi32): Cast __count to __v2si type.
17109 (_mm_srl_si64): Cast arguments to __v1di type.
17110 (_mm_sra_pi16): Cast __count to __v4hi type.
17111 (_mm_sra_pi32): Cast __count to __v2si type.
17112 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
17113 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
17114 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
17115 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
17116 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
17117 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
17118 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
17119 (_mm_srai_pi32): Use __builtin_ia32_psradi.
17120 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
17121 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
17122 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
17123 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
17125 2008-03-07 Joseph Myers <joseph@codesourcery.com>
17127 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
17129 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
17132 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
17133 reg+const addressing for Altivec modes. Don't generate reg+reg
17134 addressing for TFmode or TDmode quantities.
17136 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
17138 * c-common.c (vector_types_convertible_p): Call langhook
17139 instead of comptypes.
17141 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17144 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
17145 integral and scalar float variables which have a
17148 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
17150 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
17151 dwarf_register_span hook when emitting unwind information for
17152 register-to-memory saves.
17153 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
17154 (rs6000_frame_related): Remove call to spe_synthesize_frame.
17156 2008-03-06 Jakub Jelinek <jakub@redhat.com>
17158 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
17159 for the same VAR_DECL.
17161 2008-03-06 Tom Tromey <tromey@redhat.com>
17163 * treelang: Delete.
17164 * doc/standards.texi (Standards): Don't mention treelang.
17165 * doc/invoke.texi (Overall Options): Don't mention treelang.
17166 * doc/install.texi (Prerequisites): Don't mention bison or
17168 (Configuration): Don't mention treelang.
17169 (Building): Likewise.
17170 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
17172 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
17174 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
17175 word-extractions out of a multi-word object.
17177 2008-03-06 Richard Guenther <rguenther@suse.de>
17179 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
17180 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
17181 result type and precision.
17182 * expr.c (get_inner_reference): Set unsignedp based on the result
17183 type of BIT_FIELD_REF.
17184 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
17185 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
17186 (try_instantiate_multiple_fields): Likewise. Use the correct type
17188 (sra_build_assignment): Likewise.
17189 (sra_build_elt_assignment): Likewise.
17190 (sra_explode_bitfield_assignment): Likewise.
17191 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
17192 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
17193 set BIT_FIELD_REF_UNSIGNED.
17194 (vectorizable_load): Likewise.
17196 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
17198 * cse.c (cse_extended_basic_block): Invalidate artificial defs
17201 2008-03-06 Richard Guenther <rguenther@suse.de>
17203 * alias.c (struct alias_set_entry): Move has_zero_child field
17204 to pack with alias_set.
17206 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17208 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17211 2008-03-05 Ian Lance Taylor <iant@google.com>
17213 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
17215 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
17217 * fwprop.c (update_df): Support width and offset parameters of
17219 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
17220 global_conflicts): Change DF_REF_EXTRACT to either
17221 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
17222 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
17223 * df-scan.c (df_ref_record, df_defs_record,
17224 df_ref_create_structure, df_def_record_1, df_uses_record,
17225 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
17226 df_bb_refs_collect, df_entry_block_defs_collect,
17227 df_exit_block_uses_collect): Support new width and offset fields.
17228 (ref_extract_pool): New storage pool.
17229 (df_free_ref): New function.
17230 (df_reg_chain_unlink, df_free_collection_rec,
17231 df_sort_and_compress_refs): Call df_free_ref.
17232 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
17234 (df_ref_create_structure): Allocate df_ref_extract if offset and
17235 width fields are used.
17236 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
17237 (df_uses_record): Get offset and width from ZERO_EXTRACT
17239 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
17240 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
17241 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
17242 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
17243 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
17244 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
17245 (df_ref_extract): New structure.
17246 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
17247 (df_ref_create): Add width and offset parameters.
17249 2008-03-05 Richard Guenther <rguenther@suse.de>
17251 * tree-ssa-structalias.c (get_constraint_for_component_ref):
17252 Use ranges_overlap_p.
17253 (offset_overlaps_with_access): Rename
17254 to ranges_overlap_p and move ...
17255 * tree-flow-inline.h (ranges_overlap_p): ... here.
17257 * tree.h (get_inner_reference, handled_component_p): Update
17260 * tree.h (record_component_aliases, get_alias_set,
17261 alias_sets_conflict_p, alias_sets_must_conflict_p,
17262 objects_must_conflict_p): Move declarations ...
17263 * alias.h (record_component_aliases, get_alias_set,
17264 alias_sets_conflict_p, alias_sets_must_conflict_p,
17265 objects_must_conflict_p): ... here.
17266 Include coretypes.h.
17267 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
17269 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
17271 * cfg.c: Include tree-flow.h.
17272 (remove_edge_raw): Call redirect_edge_var_map_clear.
17273 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
17274 * tree-flow-inline.h (redirect_edge_var_map_def): New.
17275 (redirect_edge_var_map_result): New.
17276 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
17277 PENDING_STMT use with redirect_edge_var_map_*.
17278 * tree-ssa.c (edge_var_maps): New definition.
17279 (redirect_edge_var_map_add): New.
17280 (redirect_edge_var_map_clear): New.
17281 (redirect_edge_var_map_dup): New.
17282 (redirect_edge_var_map_vector): New.
17283 (redirect_edge_var_map_destroy): New.
17284 (ssa_redirect_edge): Replace PENDING_STMT use with
17285 redirect_edge_var_map_*.
17286 (flush_pending_stmts): Same.
17287 (delete_tree_ssa): Destroy edge var map.
17288 * tree-flow.h (struct _edge_var_map): New.
17289 Define edge_var_map vector type.
17290 Declare redirect_edge_var_map_* prototypes.
17291 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
17292 * tree-cfg.c (reinstall_phi_args): Replace
17293 PENDING_STMT use with redirect_edge_var_map_*.
17295 2008-03-05 Richard Guenther <rguenther@suse.de>
17297 PR tree-optimization/35472
17298 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
17299 whose single use_stmt has a overlapping set of loaded and
17300 stored symbols as that use_stmt might be a noop assignment then.
17302 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
17304 * gthr-rtems.h: Implement __gthread_mutex_destroy.
17306 2008-03-05 Richard Guenther <rguenther@suse.de>
17309 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
17310 should be constants.
17311 * tree-cfg.c (verify_expr): Verify it.
17312 * fold-const.c (fold_truthop): Remove code generating
17313 BIT_FIELD_REFs of structure bases.
17314 (fold_binary): Likewise.
17315 (fold_ternary): Position and size of BIT_FIELD_REFs are
17316 always host integers.
17317 (make_bit_field_ref): Remove.
17318 (optimize_bit_field_compare): Remove.
17319 (all_ones_mask_p): Remove.
17321 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
17324 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
17325 (split_block_and_df_analyze): New. Split basic block and rebuild
17327 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
17329 (split_pattern_seq): Likewise.
17330 (erase_matching_seqs): Likewise.
17331 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
17333 2008-03-04 Geoff Keating <geoffk@apple.com>
17335 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
17336 declaration and code.
17337 (tree_invalid_nonnegative_warnv_p): Likewise.
17339 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
17341 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
17342 examples. Truncate option-names then causing overfull hbox.
17344 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17347 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
17349 * configure: Rebuilt.
17351 2008-03-04 Rafael Espindola <espindola@google.com>
17353 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
17354 (tree_unary_nonnegative_warnv_p): New.
17355 (tree_binary_nonnegative_warnv_p): New.
17356 (tree_single_nonnegative_warnv_p): New.
17357 (tree_invalid_nonnegative_warnv_p): New.
17358 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
17360 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17363 * opts.c (handle_option): Postpone 'unknown option' errors only for
17366 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
17369 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
17372 2008-03-04 Rafael Espindola <espindola@google.com>
17374 * fold-const.c (tree_unary_nonzero_warnv_p): New.
17375 (tree_binary_nonzero_warnv_p): New.
17376 (tree_single_nonzero_warnv_p): New.
17377 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
17379 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
17381 PR middle-end/35456
17382 * fold-const.c (fold_cond_expr_with_comparison): Prevent
17383 transformations for modes that have signed zeros.
17384 * ifcvt.c (noce_try_abs): Ditto.
17386 2008-03-04 Joseph Myers <joseph@codesourcery.com>
17388 * config/i386/i386.c (override_options): Force
17389 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
17391 2008-03-04 Jan Hubicka <jh@suse.cz>
17394 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
17397 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
17399 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
17400 label to probe the stack.
17402 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
17404 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
17405 (__gthr_win32_mutex_destroy): Declare.
17406 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
17407 __gthr_win32_mutex_destroy.
17408 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
17410 2008-03-03 Jan Hubicka <jh@suse.cz>
17413 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
17414 aggressive on inlining cold calls.
17416 2008-03-03 Richard Guenther <rguenther@suse.de>
17418 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
17419 struct copies into the expression table.
17420 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
17421 (try_to_simplify): Likewise.
17422 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
17423 integral and pointer arguments which do not change the
17424 precision to NOP_EXPRs.
17425 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
17426 VIEW_CONVERT_EXPR case.
17428 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
17430 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
17431 defined in a loop at depth 0 is invariant.
17432 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
17433 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
17434 be called at loop depth 0.
17436 2008-03-02 Jakub Jelinek <jakub@redhat.com>
17439 * gcc.c (process_command): Update copyright notice dates.
17440 * gcov.c (print_version): Likewise.
17441 * gcov-dump.c (print_version): Likewise.
17442 * mips-tfile.c (main): Likewise.
17443 * mips-tdump.c (main): Likewise.
17445 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17448 * c-common.c (flag_permissive): Delete.
17449 (constant_expression_warnings): Check flags first.
17450 (constant_expression_error): New.
17451 * c-common.h (flag_permissive): Delete.
17452 (constant_expression_error): Declare.
17453 * flags.h (flag_permissive): Declare. Update description.
17454 * diagnostic.c (pedwarn): Update.
17456 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
17457 (permissive_error_kind): New.
17458 * toplev.c (flag_permissive): Define. Update description.
17459 * toplev.h (permissive_error_kind): Declare.
17460 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
17461 (pedwarn_c90): Use pedantic_warning_kind.
17462 * c-opts.c (c_common_post_options): flag_permissive does not affect
17463 flag_pedantic_errors.
17465 2008-03-02 Joseph Myers <joseph@codesourcery.com>
17467 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
17468 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
17469 __absvsi2, __absvDI2): Use unsigned arithmetic.
17471 2008-03-02 Andi Kleen <ak@suse.de>
17472 Richard Guenther <rguenther@suse.de>
17474 * struct-equiv.c: Remove file.
17475 * cfg_cleanup.c (condjump_equiv_p): Remove.
17476 * Makefile.in (OBJS-common): Remove struct-equiv.o.
17477 (struct-equiv.o): Remove rule.
17478 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
17479 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
17480 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
17482 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17484 * ifcvt.c (noce_process_if_block): Try to handle only the then
17485 block if the else block exists but isn't suitable.
17487 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
17490 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
17491 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
17492 regression from previous patch.
17494 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
17497 * gthr.h: Add __gthread_mutex_destroy as a function that must be
17499 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
17500 * gthr-single.h (__gthread_mutex_destroy): Likewise.
17501 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
17502 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
17503 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
17504 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
17505 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
17506 (__gthread_mutex_destroy_function): Rename to
17507 __gthread_mutex_destroy.
17508 * gthr-dce.h (__gthread_mutex_destroy): Call
17509 pthread_mutex_destroy.
17510 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
17511 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
17512 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
17514 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17516 * df-scan.c (df_ref_chain_change_bb): Simplify.
17517 (df_insn_change_bb): Add new_bb argument. Simplify. Call
17518 set_block_for_insn if there's any change.
17519 * df.h ((df_insn_change_bb): Fix prototype.
17520 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
17521 df_insn_change_bb, don't call set_block_for_insn.
17522 * emit-rtl.c (reorder_insns): Likewise.
17523 * haifa-sched.c (move_insn): Likewise.
17525 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17527 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
17529 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17531 * tree-flow-inline.h (next_readonly_imm_use): Return
17532 NULL_USE_OPERAND_P after the end.
17534 2008-03-01 Richard Guenther <rguenther@suse.de>
17536 PR tree-optimization/35411
17537 * tree-sra.c (sra_build_assignment): Split conversion to
17538 final type to a separate statement if we are not assigning
17541 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17543 * fold-const.c (fold_convertible_p): Correct the logic to follow
17544 that in fold_convert().
17546 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
17549 * tree-inline.c (build_duplicate_type): When we make a
17550 duplicate type, make it unique in the canonical types system.
17552 2008-02-29 Tom Tromey <tromey@redhat.com>
17554 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
17555 input_file_stack_history, input_file_stack_restored): Remove.
17556 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
17557 * input.h (struct file_stack): Remove.
17558 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
17559 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
17561 * diagnostic.h (struct diagnostic_context) <last_module>: Change
17563 (diagnostic_last_module_changed): Add 'map' argument.
17564 (diagnostic_set_last_function): Likewise.
17565 * diagnostic.c (undiagnostic_report_current_module): Iterate using
17566 line map, not input_file_stack.
17567 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
17569 2008-02-29 Paul Brook <paul@codesourcery.com>
17571 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
17573 2008-02-29 Paul Brook <paul@codesourcery.com>
17575 * config/arm/ieee754-df.S (muldf3): Use RET macros.
17577 2008-02-29 Richard Guenther <rguenther@suse.de>
17579 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
17581 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
17582 value for comparing for a store match.
17583 (simplify_unary_expression): Do nothing for SSA_NAMEs.
17584 (try_to_simplify): Do not do a full-blown reference lookup.
17586 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
17588 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
17589 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
17591 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
17593 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
17595 * tree-loop-linear.c (try_interchange_loops): Compare memory access
17596 strides against cache sizes.
17598 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
17600 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
17603 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
17605 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
17606 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
17607 is smaller than the original promoted value.
17608 (simplify_subreg): If OP is a SUBREG, try to preserve its
17609 SUBREG_PROMOTED_VAR_P information.
17611 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
17613 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
17614 (VN_INFO_GET): Allocate new objects on the obstack.
17615 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
17616 for rpo_numbers_temp, for consistency.
17617 (free_scc_vn): Free the obstack.
17619 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
17621 * doc/invoke.texi: Document -ftree-loop-distribution.
17622 * tree-loop-distribution.c: New.
17623 * tree-pass.h (pass_loop_distribution): New.
17624 * graphds.h (struct graph): Add htab_t indices.
17625 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
17626 * tree-vectorizer.c (rename_variables_in_loop): Extern.
17627 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
17628 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
17629 * tree-data-ref.c (debug_data_dependence_relations): New.
17630 (dump_data_dependence_relation): Also print data references.
17631 (free_data_ref): Extern.
17632 (same_access_functions): Moved...
17633 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
17634 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
17635 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
17636 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
17637 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
17638 (stmts_from_loop): Skip LABEL_EXPR.
17639 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
17641 (build_rdg): Initialize rdg->indices htab.
17642 (free_rdg, stores_from_loop, ref_base_address,
17643 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
17644 have_similar_memory_accesses_1, ref_base_address_1,
17645 remove_similar_memory_refs): New.
17646 * tree-data-ref.h: Depend on tree-chrec.h.
17647 (debug_data_dependence_relations, free_data_ref): Declared.
17648 (same_access_functions): ... here.
17649 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
17651 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
17652 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
17653 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
17654 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
17655 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
17656 rdg_vertex_for_stmt): Declared.
17657 (struct rdg_edge): Add level.
17659 (free_rdg, stores_from_loop, remove_similar_memory_refs,
17660 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
17662 (rdg_has_similar_memory_accesses): New.
17663 * tree-vect-analyze.c: Remove unused static decls.
17664 * lambda.h (dependence_level): New.
17665 * common.opt (ftree-loop-distribution): New.
17666 * tree-flow.h (mark_virtual_ops_in_bb,
17667 slpeel_tree_duplicate_loop_to_edge_cfg,
17668 rename_variables_in_loop): Declared.
17669 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
17670 (OBJS-common): Add tree-loop-distribution.o.
17671 (tree-loop-distribution.o): New rule.
17672 * tree-cfg.c (mark_virtual_ops_in_bb): New.
17673 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
17674 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
17676 2008-02-28 Joseph Myers <joseph@codesourcery.com>
17679 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
17680 other than structures and unions.
17682 2008-02-28 Richard Guenther <rguenther@suse.de>
17685 2008-02-26 Richard Guenther <rguenther@suse.de>
17687 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
17688 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
17689 (lookup_decl_from_uid): Declare.
17690 (remove_decl_from_map): Likewise.
17691 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
17692 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
17693 (decl_for_uid_map): New global hashtable mapping DECL_UID
17695 (init_ttree): Allocate it.
17696 (insert_decl_to_uid_decl_map): New helper function.
17697 (make_node_stat): Insert new decls into the map.
17698 (copy_node_stat): Likewise.
17699 (lookup_decl_from_uid): New function.
17700 (remove_decl_from_map): Likewise.
17701 (print_decl_for_uid_map_statistics): New helper.
17702 (dump_tree_statistics): Call it.
17704 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
17705 (referenced_var_iterator): Adjust.
17706 (FOR_EACH_REFERENCED_VAR): Adjust.
17707 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
17708 (num_referenced_vars): Adjust.
17709 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
17710 (first_referenced_var): Remove.
17711 (end_referenced_vars_p): Likewise.
17712 (next_referenced_var): Likewise.
17713 (referenced_var_iterator_set): New helper function.
17714 * tree-dfa.c (referenced_var_lookup): Adjust.
17715 (referenced_var_check_and_insert): Likewise.
17716 (remove_referenced_var): Likewise.
17717 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
17718 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17719 (verify_call_clobbering): Likewise.
17720 (verify_memory_partitions): Likewise.
17721 (init_tree_ssa): Allocate bitmap instead of hashtable for
17723 (delete_tree_ssa): Adjust.
17724 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
17725 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17726 (compute_tag_properties): Likewise.
17727 (set_initial_properties): Likewise.
17728 (find_partition_for): Likewise.
17729 (update_reference_counts): Likewise.
17730 (dump_may_aliases_for): Likewise.
17731 * tree-ssa-operands.c (add_virtual_operand): Likewise.
17732 (add_call_clobber_ops): Likewise.
17733 (add_call_read_ops): Likewise.
17734 (get_asm_expr_operands): Likewise.
17735 * tree-into-ssa.c (dump_decl_set): Likewise.
17736 (update_ssa): Likewise.
17737 * tree-sra.c (scan_function): Likewise.
17738 (decide_instantiations): Likewise.
17739 (scalarize_parms): Likewise.
17740 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
17741 (dsa_named_for): Likewise.
17742 * tree-ssa-structalias.c (update_alias_info): Likewise.
17743 (merge_smts_into): Likewise.
17745 2008-02-27 David Daney <ddaney@avtrex.com>
17748 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
17749 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
17750 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
17751 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
17752 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
17754 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
17757 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
17758 (BUILT_IN_NEXTTOWARD): Remove.
17759 (BUILT_IN_NEXTTOWARDF): Ditto.
17760 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
17761 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
17763 2008-02-27 Tom Tromey <tromey@redhat.com>
17765 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
17766 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
17768 2008-02-27 Jan Beulich <jbeulich@novell.com>
17770 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
17771 update the respective field on newdecl.
17773 2008-02-27 Revital Eres <eres@il.ibm.com>
17775 PR rtl-optimization/34999
17776 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
17777 crossing edges that ends with a call insn.
17778 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
17779 call insn and clear the EDGE_CROSSING flag of the crossing edge
17780 when fixing fallthru edges.
17782 2008-02-27 Richard Guenther <rguenther@suse.de>
17784 PR middle-end/35390
17785 * fold-const.c (fold_unary): Return the correct argument,
17786 converted to the result type.
17788 2008-02-27 Richard Guenther <rguenther@suse.de>
17790 PR middle-end/34971
17791 * expr.c (expand_expr_real_1): Assert on rotates that operate
17793 * fold-const.c (fold_binary): Use the types precision, not the
17794 bitsize of the mode if folding rotate expressions. Build rotates
17795 only for full modes.
17797 2008-02-27 Jakub Jelinek <jakub@redhat.com>
17799 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
17800 and CPP_PRAGMA_EOL.
17801 * c-pragma.c (pragma_ns_name): New typedef.
17802 (registered_pp_pragmas): New variable.
17803 (c_pp_lookup_pragma): New function.
17804 (c_register_pragma_1): If flag_preprocess_only, do nothing
17805 for non-expanded pragmas, for expanded ones push pragma's
17806 namespace and name into registered_pp_pragmas vector.
17807 (c_invoke_pragma_handler): Register OpenMP pragmas even when
17808 flag_preprocess_only, don't register GCC pch_preprocess
17809 pragma if flag_preprocess_only.
17810 * c-opts.c (c_common_init): Call init_pragma even if
17811 flag_preprocess_only.
17812 * c-pragma.c (c_pp_lookup_pragma): New prototype.
17813 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
17814 cpp_register_pragma if flag_preprocess_only.
17816 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17819 * c-parser.c (c_parser_translation_unit): Warn for empty
17820 translation unit, not empty source file.
17822 2008-02-26 Paul Brook <paul@codesourcery.com>
17824 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
17825 operand for Thumb-2.
17826 * config/arm/arm.h (reg_class): Add CORE_REGS.
17827 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
17828 (BASE_REG_CLASS): Use CORE_REGS.
17829 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
17830 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
17831 (REGNO_OK_FOR_INDEX_P): Exclude SP.
17832 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
17833 ARM_REGNO_OK_FOR_INDEX_P.
17834 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
17835 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
17836 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
17837 (ldm/stm peepholes): Ditto.
17838 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
17839 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
17840 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
17841 * config/arm/constraints.md: Enable "k" constraint on ARM.
17843 2008-02-27 Ben Elliston <bje@au.ibm.com>
17845 * config/rs6000/rs6000.c: Annotate cache line size field in all
17846 instances of struct processor_costs.
17848 2008-02-26 David Edelsohn <edelsohn@gnu.org>
17850 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
17851 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
17852 jump_bypass): New counters.
17853 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
17854 * dce.c (gate_ud_dce): Same.
17855 (gate_fast_dce): Same.
17856 * dse.c (gate_dse1): New function.
17857 (gate_dse2): New function.
17858 (gate_dse): Merge results of new gate functions.
17859 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
17860 (gate_handle_jump_bypass): Add dbg_cnt.
17861 (gate_handle_gcse): Add dbg_cnt.
17862 * ifcvt.c (gate_handle_if_conversion): Same.
17863 (gate_handle_if_after_combine): Same.
17864 (gate_handle_if_after_reload): Same.
17865 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
17867 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
17869 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
17871 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
17873 2008-02-26 Jason Merrill <jason@redhat.com>
17876 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
17877 alone if it's the naming decl for the type's main variant.
17879 2008-02-26 Tom Tromey <tromey@redhat.com>
17881 * system.h (USE_MAPPED_LOCATION): Poison.
17882 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
17883 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
17884 (make_goto_expr_edges): Likewise.
17885 (remove_bb): Likewise.
17886 (execute_warn_function_return): Likewise.
17887 * basic-block.h (struct edge_def) <goto_locus>: Change type to
17889 * c-common.c (fname_decl): Remove old location code.
17890 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
17892 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
17894 (ASM_INPUT_SOURCE_LOCATION): Likewise.
17895 (gen_rtx_ASM_INPUT): Likewise.
17896 (gen_rtx_ASM_INPUT_loc): Likewise.
17897 (get_rtx_asm_OPERANDS): Remove.
17898 * cfglayout.c (insn_locators_alloc): Remove old location code.
17899 (set_curr_insn_source_location): Likewise.
17900 (curr_insn_locator): Likewise.
17901 * print-tree.c (print_node): Remove old location code.
17902 * tree-mudflap.c (mf_varname_tree): Remove old location code.
17903 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
17904 * cfgexpand.c (expand_gimple_cond_expr): Don't use
17905 location_from_locus.
17906 (construct_exit_block): Remove old location code.
17907 * emit-rtl.c (force_next_line_note): Remove old location code.
17908 * profile.c (branch_prob): Remove old location code.
17909 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
17910 LOC_LINE): Remove old-location variants.
17911 * langhooks.c (lhd_print_error_function): Remove old location
17913 * configure, config.in: Rebuilt.
17914 * configure.ac (--enable-mapped-location): Remove.
17915 * c-decl.c (c_init_decl_processing): Remove old location code.
17916 (finish_function): Likewise.
17917 * recog.c (decode_asm_operands): Remove old location code.
17918 * c-pch.c (c_common_read_pch): Remove old location code.
17919 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
17921 * gimple-low.c (lower_function_body): Remove old location code.
17922 * toplev.c (unknown_location): Remove.
17923 (push_srcloc): Remove old-location variant.
17924 (process_options): Remove old location code.
17925 (lang_dependent_init): Likewise.
17926 * input.h (UNKNOWN_LOCATION): Move definition.
17927 (location_t): Undeprecate.
17928 (source_locus): Remove.
17929 (location_from_locus): Remove.
17930 (struct location_s): Remove.
17931 Remove all old-location code.
17932 (input_line, input_filename): Remove.
17933 * final.c (final_scan_insn): Remove old location code.
17934 * diagnostic.c (diagnostic_build_prefix): Remove
17935 USE_MAPPED_LOCATION test.
17936 * tree.h (gimple_stmt) <locus>: Now a location_t.
17937 (tree_exp) <locus>: Likewise.
17938 (DECL_IS_BUILTIN): Remove old-location variant.
17939 (annotate_with_file_line, annotate_with_locus): Likewise.
17940 (expr_locus, set_expr_locus): Update.
17941 * tree.c (build1_stat): Remove old location code.
17942 (last_annotated_node): Remove.
17943 (annotate_with_file_line): Remove old-location variant.
17944 (annotate_with_locus): Likewise.
17945 (expr_location): Remove old location code.
17946 (set_expr_location): Likewise.
17947 (expr_has_location): Likewise.
17948 (expr_locus): Likewise.
17949 (set_expr_locus): Likewise.
17950 (expr_filename): Don't use location_from_locus.
17951 (expr_lineno): Likewise.
17952 * rtl-error.c (location_for_asm): Remove old location code.
17953 * c-lex.c (cb_line_change): Remove old location code.
17954 (fe_file_change): Likewise.
17955 (cb_def_pragma): Likewise.
17956 (c_lex_with_flags): Likewise.
17957 * gengtype.c (do_typedef): Don't special-case location types.
17958 (define_location_structures): Remove.
17959 (main): Don't call define_location_structures.
17960 * tree-pretty-print.c (dump_implicit_edges): Remove old location
17963 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17966 * builtins.def (BUILT_IN_STDARG_START): Remove.
17967 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
17968 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
17969 * tree-inline.c (inline_forbidden_p_1): Likewise.
17971 2008-02-26 Richard Guenther <rguenther@suse.de>
17973 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
17974 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
17975 (lookup_decl_from_uid): Declare.
17976 (remove_decl_from_map): Likewise.
17977 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
17978 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
17979 (decl_for_uid_map): New global hashtable mapping DECL_UID
17981 (init_ttree): Allocate it.
17982 (insert_decl_to_uid_decl_map): New helper function.
17983 (make_node_stat): Insert new decls into the map.
17984 (copy_node_stat): Likewise.
17985 (lookup_decl_from_uid): New function.
17986 (remove_decl_from_map): Likewise.
17987 (print_decl_for_uid_map_statistics): New helper.
17988 (dump_tree_statistics): Call it.
17990 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
17991 (referenced_var_iterator): Adjust.
17992 (FOR_EACH_REFERENCED_VAR): Adjust.
17993 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
17994 (num_referenced_vars): Adjust.
17995 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
17996 (first_referenced_var): Remove.
17997 (end_referenced_vars_p): Likewise.
17998 (next_referenced_var): Likewise.
17999 (referenced_var_iterator_set): New helper function.
18000 * tree-dfa.c (referenced_var_lookup): Adjust.
18001 (referenced_var_check_and_insert): Likewise.
18002 (remove_referenced_var): Likewise.
18003 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18004 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18005 (verify_call_clobbering): Likewise.
18006 (verify_memory_partitions): Likewise.
18007 (init_tree_ssa): Allocate bitmap instead of hashtable for
18009 (delete_tree_ssa): Adjust.
18010 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18011 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18012 (compute_tag_properties): Likewise.
18013 (set_initial_properties): Likewise.
18014 (find_partition_for): Likewise.
18015 (update_reference_counts): Likewise.
18016 (dump_may_aliases_for): Likewise.
18017 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18018 (add_call_clobber_ops): Likewise.
18019 (add_call_read_ops): Likewise.
18020 (get_asm_expr_operands): Likewise.
18021 * tree-into-ssa.c (dump_decl_set): Likewise.
18022 (update_ssa): Likewise.
18023 * tree-sra.c (scan_function): Likewise.
18024 (decide_instantiations): Likewise.
18025 (scalarize_parms): Likewise.
18026 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18027 (dsa_named_for): Likewise.
18028 * tree-ssa-structalias.c (update_alias_info): Likewise.
18029 (merge_smts_into): Likewise.
18031 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18034 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
18035 * c-opts.c (c_common_handle_option): Wall enables
18036 Wvolatile-register-var.
18037 * common.opt: Move Wvolatile-register-var to...
18040 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18042 * common.opt (Wlarger-than=): New.
18043 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
18045 * opts.c (common_handle_option): Handle -Wlarger-than=.
18046 * optc-gen.awk: Likewise.
18047 * opth-gen.awk: Likewise.
18048 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
18049 * tree-optimize.c (tree_rest_of_compilation): Likewise.
18051 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18053 * c-common.c (match_case_to_enum_1): Add appropriate
18054 OPT_W* parameter to warning.
18055 (c_do_switch_warnings): Likewise.
18056 * c-typeck.c (warning_init): Add one more parameter following
18057 'warning' function.
18058 (push_init_level): Update call to warning_init.
18059 (pop_init_level): Likewise.
18060 (add_pending_init): Likewise.
18061 (output_init_element: Likewise.
18063 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18066 * toplev.c (toplev_main): If there are warnings or error, print
18067 errors for ignored options.
18068 * opts.c (ignored_options): New static variable.
18069 (postpone_unknown_option_error): New.
18070 (print_ignored_options): New.
18071 (handle_option): Postpone errors for unknown -Wno-* options.
18072 * opts.h (print_ignored_options): Declare.
18074 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
18076 * config/mips/mips.md (loadgp_blockage, blockage): Change type
18079 2008-02-25 Richard Guenther <rguenther@suse.de>
18082 2008-02-25 Richard Guenther <rguenther@suse.de>
18084 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18085 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18086 (lookup_decl_from_uid): Declare.
18087 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18088 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18089 (decl_for_uid_map): New global hashtable mapping DECL_UID
18091 (init_ttree): Allocate it.
18092 (insert_decl_to_uid_decl_map): New helper function.
18093 (make_node_stat): Insert new decls into the map.
18094 (copy_node_stat): Likewise.
18095 (lookup_decl_from_uid): New function.
18096 (print_decl_for_uid_map_statistics): New helper.
18097 (dump_tree_statistics): Call it.
18099 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18100 (referenced_var_iterator): Adjust.
18101 (FOR_EACH_REFERENCED_VAR): Adjust.
18102 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18103 (num_referenced_vars): Adjust.
18104 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18105 (first_referenced_var): Remove.
18106 (end_referenced_vars_p): Likewise.
18107 (next_referenced_var): Likewise.
18108 (referenced_var_iterator_set): New helper function.
18109 * tree-dfa.c (referenced_var_lookup): Adjust.
18110 (referenced_var_check_and_insert): Likewise.
18111 (remove_referenced_var): Likewise.
18112 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18113 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18114 (verify_call_clobbering): Likewise.
18115 (verify_memory_partitions): Likewise.
18116 (init_tree_ssa): Allocate bitmap instead of hashtable for
18118 (delete_tree_ssa): Adjust.
18119 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18120 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18121 (compute_tag_properties): Likewise.
18122 (set_initial_properties): Likewise.
18123 (find_partition_for): Likewise.
18124 (update_reference_counts): Likewise.
18125 (dump_may_aliases_for): Likewise.
18126 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18127 (add_call_clobber_ops): Likewise.
18128 (add_call_read_ops): Likewise.
18129 (get_asm_expr_operands): Likewise.
18130 * tree-into-ssa.c (dump_decl_set): Likewise.
18131 (update_ssa): Likewise.
18132 * tree-sra.c (scan_function): Likewise.
18133 (decide_instantiations): Likewise.
18134 (scalarize_parms): Likewise.
18135 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18136 (dsa_named_for): Likewise.
18137 * tree-ssa-structalias.c (update_alias_info): Likewise.
18138 (merge_smts_into): Likewise.
18140 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
18143 * doc/invoke.texi (-fcx-limited-range): Document new option.
18144 * toplev.c (process_options): Handle -fcx-fortran-rules.
18145 * common.opt: Add documentation for -fcx-fortran-rules.
18147 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
18150 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
18151 actual behaviour and C99.
18153 2008-02-26 Ben Elliston <bje@au.ibm.com>
18155 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
18156 (ASM_CPU_POWER6_SPEC): Likewise.
18157 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
18158 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
18159 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
18161 2008-02-25 Richard Guenther <rguenther@suse.de>
18163 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18164 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18165 (lookup_decl_from_uid): Declare.
18166 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18167 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18168 (decl_for_uid_map): New global hashtable mapping DECL_UID
18170 (init_ttree): Allocate it.
18171 (insert_decl_to_uid_decl_map): New helper function.
18172 (make_node_stat): Insert new decls into the map.
18173 (copy_node_stat): Likewise.
18174 (lookup_decl_from_uid): New function.
18175 (print_decl_for_uid_map_statistics): New helper.
18176 (dump_tree_statistics): Call it.
18178 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18179 (referenced_var_iterator): Adjust.
18180 (FOR_EACH_REFERENCED_VAR): Adjust.
18181 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18182 (num_referenced_vars): Adjust.
18183 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18184 (first_referenced_var): Remove.
18185 (end_referenced_vars_p): Likewise.
18186 (next_referenced_var): Likewise.
18187 (referenced_var_iterator_set): New helper function.
18188 * tree-dfa.c (referenced_var_lookup): Adjust.
18189 (referenced_var_check_and_insert): Likewise.
18190 (remove_referenced_var): Likewise.
18191 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18192 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18193 (verify_call_clobbering): Likewise.
18194 (verify_memory_partitions): Likewise.
18195 (init_tree_ssa): Allocate bitmap instead of hashtable for
18197 (delete_tree_ssa): Adjust.
18198 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18199 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18200 (compute_tag_properties): Likewise.
18201 (set_initial_properties): Likewise.
18202 (find_partition_for): Likewise.
18203 (update_reference_counts): Likewise.
18204 (dump_may_aliases_for): Likewise.
18205 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18206 (add_call_clobber_ops): Likewise.
18207 (add_call_read_ops): Likewise.
18208 (get_asm_expr_operands): Likewise.
18209 * tree-into-ssa.c (dump_decl_set): Likewise.
18210 (update_ssa): Likewise.
18211 * tree-sra.c (scan_function): Likewise.
18212 (decide_instantiations): Likewise.
18213 (scalarize_parms): Likewise.
18214 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18215 (dsa_named_for): Likewise.
18216 * tree-ssa-structalias.c (update_alias_info): Likewise.
18217 (merge_smts_into): Likewise.
18219 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
18222 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
18223 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
18224 * alias.h (nonoverlapping_memrefs_p): Likewise.
18226 2008-02-25 Jan Beulich <jbeulich@novell.com>
18228 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
18229 * config/i386/netware-libgcc.exp: Add __bswap?i2,
18230 __emultls_get_address, __emultls_register_common,
18231 __floatundi?f, and _Unwind_GetIPInfo.
18232 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
18233 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
18234 (gen_regparm_prefix): Likewise.
18235 (i386_nlm_encode_section_info): Sync with
18236 config/i386/winnt.c:i386_pe_encode_section_info().
18237 (i386_nlm_maybe_mangle_decl_assembler_name): New.
18238 i386_nlm_mangle_decl_assembler_name): New.
18239 (netware_override_options): New.
18240 * config/i386/netware.h (netware_override_options): Declare.
18241 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
18242 (i386_nlm_mangle_decl_assembler_name): Declare.
18243 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
18245 2008-02-25 Ben Elliston <bje@au.ibm.com>
18248 * c-decl.c (grokdeclarator): Remove unused local variables
18249 `typedef_type' and `type_as_written'.
18251 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
18252 unused local variable `has_hot_blocks'.
18253 (fix_crossing_conditional_branches): Remove unused local variable
18256 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
18258 PR middle-end/19984
18259 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
18260 using DEF_C99_BUILTIN.
18261 (BUILT_IN_NANF): Ditto.
18262 (BUILT_IN_NANL): Ditto.
18264 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
18265 Revital Eres <eres@il.ibm.com>
18267 * modulo-sched.c (calculate_must_precede_follow): Address TODO
18268 regarding the order of two dependent insns in the same row.
18270 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
18272 * stor-layout.c (layout_decl): Do not bump the alignment of a
18273 bit-field to more than byte alignment if it is packed.
18275 2008-02-24 David Edelsohn <edelsohn@gnu.org>
18277 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
18280 2008-02-24 Diego Novillo <dnovillo@google.com>
18282 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
18285 * tree-vrp.c (vrp_evaluate_conditional): With
18286 -Wtype-limits, emit a warning when comparing against a
18287 constant outside the natural range of OP0's type.
18288 * c.opt (Wtype-limits): Move ...
18289 * common.opt (Wtype-limits): ... here.
18291 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
18293 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
18294 * config/rs6000/e300c2c3.md: New file.
18295 * config/rs6000/rs6000.c (processor_costs): Add new costs for
18297 (rs6000_override_options): Add e300c2 and e300c3 cases to
18298 processor_target_table. Do not allow usage of Altivec or Spe
18299 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
18300 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
18301 * config/rs6000/rs6000.h (processor_type): Add
18302 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
18303 (ASM_CPU_SPEC): Add e300c2 and e300c3.
18304 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
18305 and ppce300c3. Include e300c2c3.md.
18307 2008-02-23 David Edelsohn <edelsohn@gnu.org>
18309 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
18310 instead of TARGET_STRICT_ALIGN.
18312 2008-02-23 Joseph Myers <joseph@codesourcery.com>
18314 * explow.c (memory_address): Assert that the generated address is
18317 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18320 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
18321 * config/darwin-ppc-ldouble-patch.def: New file.
18322 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
18323 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
18324 SUBTARGET_INIT_BUILTINS if defined.
18325 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
18328 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
18331 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
18332 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
18334 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
18337 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
18338 file" warning condtional on -Winvalid-PCH.
18340 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
18342 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
18344 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
18348 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
18349 prevent reload from using MMX registers.
18350 (*mov<mode>_internal): Ditto.
18351 (*movv2sf_internal_rex64): Ditto.
18352 (*movv2sf_internal): Ditto.
18354 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18356 PR documentation/31569
18357 * doc/install.texi2html: Use makeinfo --no-number-sections.
18359 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18361 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
18362 ensure that we can address an entire entity > 8 bytes. Don't
18363 generate reg+reg addressing for such data.
18365 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18367 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
18368 strings when optimizing for size, unless the target cares about
18371 2008-02-22 Tom Tromey <tromey@redhat.com>
18373 * regclass.c (current_pass): Remove declaration.
18375 2008-02-22 Anatoly Sokolov <aesok@post.ru>
18377 * config/avr/libgcc.S (__RAMPZ__): Define.
18378 (__do_copy_data): Add for devices with 128KB code memory.
18380 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18382 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18384 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
18386 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
18388 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
18391 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18394 * c-typeck.c (build_binary_op): Warn about floating point
18395 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
18397 2008-02-21 Janis Johnson <janis187@us.ibm.com>
18400 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
18401 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
18403 (rs6000_override_options): Set altivec_abi as default, not override,
18404 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
18405 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
18406 is used; use new member spe_abi.
18407 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
18408 spe_abi and altivec_abi.
18410 2008-02-22 Tomas Bily <tbily@suse.cz>
18412 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
18414 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18417 * config.build (build_file_translate): Set to `CMD //c' only if
18419 * Makefile.in (build_file_translate): Improve comment.
18421 2008-02-21 Jan Hubicka <jh@suse.cz>
18423 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
18424 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
18425 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
18427 2008-02-21 Michael Matz <matz@suse.de>
18430 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
18432 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
18434 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
18435 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
18436 as insn constraint.
18437 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
18438 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
18439 SSE_VEC_FLOAT_MODE_P as insn constraint.
18440 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
18441 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
18442 sse4a_movntdf using MODEF mode iterator.
18443 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
18444 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
18445 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
18446 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
18447 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
18448 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
18449 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
18451 2008-02-21 Richard Guenther <rguenther@suse.de>
18453 * tree.def (PAREN_EXPR): New tree code.
18454 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
18456 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
18457 * expr.c (expand_expr_real_1): Likewise.
18458 * tree-inline.c (estimate_num_insns_1): Likewise.
18459 * tree-complex.c (expand_complex_move): Likewise.
18460 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
18463 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
18466 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
18468 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
18471 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
18473 * config/sh/sh.c (find_barrier): Don't go past
18474 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
18476 2008-02-20 DJ Delorie <dj@redhat.com>
18478 * config/h8300/h8300.md (insv): Force source operand to be a register.
18480 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
18481 as a jump, not as a plain insn.
18483 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
18485 * doc/invoke.texi (Warning Options): Add new option
18486 -Wframe-larger-than=.
18487 (-Wframe-larger-than): Document.
18489 * flags.h (warn_frame_larger_than, frame_larger_than_size):
18490 Add declarations for new option variables.
18492 * final.c (final_start_function): Check the frame size
18493 before emission and issue a Wframe-larger-than warning.
18495 * opts.c (warn_frame_larger_than, frame_larger_than_size):
18496 Add definitions for new option variables.
18497 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
18499 * common.opt (Wframe-larger-than=): New option.
18501 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
18503 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
18504 (<sse>_div<mode>3): Ditto.
18505 (<sse>_vmdiv<mode>3): Ditto.
18506 (<sse>_vmsqrt<mode>2): Ditto.
18507 (*smax<mode>3): Ditto.
18508 (sse5_frcz<mode>2): Ditto.
18509 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
18510 as insn constraint.
18512 2008-02-20 Richard Guenther <rguenther@suse.de>
18514 PR middle-end/35265
18515 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
18516 be happy with INTEGRAL_TYPE_P.
18518 2008-02-20 Richard Guenther <rguenther@suse.de>
18520 * fold-const.c (split_tree): Associate floatig-point expressions
18521 if flag_associative_math is set.
18523 2008-02-20 Richard Guenther <rguenther@suse.de>
18525 * tree.h (fold_real_zero_addition_p): Declare.
18526 * fold-const.c (fold_real_zero_addition_p): Export.
18527 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
18528 floating-point operations with zero and one.
18530 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
18532 * doc/install.texi: Correct references to CFLAGS, replacing them
18533 with BOOT_CFLAGS. Document flags used during bootstrap for
18536 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
18538 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
18539 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
18540 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
18542 (smin<mode>3): Ditto from similar patterns.
18543 (smax<mode>3): Ditto.
18544 (*ieee_smin<mode>3): Ditto.
18545 (*ieee_smax<mode>3): Ditto.
18546 * config/i386/sse.md (sse): New mode attribute.
18547 (mov<mode>): Macroize expander from movv4sf and movv2df using
18548 SSEMODEF2P mode iterator.
18549 (<sse>_movnt<mode>): Ditto from similar patterns. Use
18550 SSE_VEC_FLOAT_MODE_P as insn constraint.
18551 (storent<mode>): Ditto.
18552 (storent<mode>): Macroize expander from storentsf and storentdf using
18553 MODEF mode iterator.
18554 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
18555 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
18556 (abs<mode>2): Ditto from similar patterns.
18557 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
18558 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
18559 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
18560 (<sse>_vmsqrt<mode>2): Ditto.
18561 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
18562 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
18563 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
18564 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
18565 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
18566 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
18567 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
18569 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
18570 iterator and SSE_FLOAT_MODE_P as insn constraint.
18571 (<sse>_ucomi): Ditto from similar patterns.
18572 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
18573 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
18574 SSE_VEC_FLOAT_MODE_P as insn constraint.
18575 (vcond<mode>): Ditto from similar patterns.
18576 (and<mode>3, *and<mode>3): Ditto.
18577 (<sse>_nand<mode>3): Ditto.
18578 (ior<mode>3, *ior<mode>3): Ditto.
18579 (xor<mode>3, *xor<mode>3): Ditto.
18580 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
18581 iterator and SSE_FLOAT_MODE_P as insn constraint.
18582 (*nand<mode>3): Ditto from similar patterns.
18583 (*ior<mode>3): Ditto.
18584 (*xor<mode>3): Ditto.
18586 2008-02-20 Ira Rosen <irar@il.ibm.com>
18588 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
18589 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
18590 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
18592 2008-02-19 Jan Hubicka <jh@suse.cz>
18594 * predict.c (tree_bb_level_predictions): Remove variable next
18595 mistakely introduced by previous commit.
18597 2008-02-19 Jan Hubicka <jh@suse.cz>
18599 * predict.c (predict_paths_leading_to): Rewrite.
18600 (predict_paths_for_bb): New.
18601 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
18603 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18606 * Makefile.in (build_file_translate): New.
18607 (gcc-vers.texi): Use it for translating $(abs_srcdir).
18608 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
18609 * configure.ac (build_file_translate): Substitute it.
18610 * configure: Regenerate.
18612 2008-02-19 Jan Hubicka <jh@suse.cz>
18614 PR rtl-optimization/34408
18615 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
18618 2008-02-19 Jan Hubicka <jh@suse.cz>
18620 PR middle-end/28779
18621 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
18624 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
18627 * config/i386/i386-modes.def: Revert the last DI alignment
18628 change until Ada people can look into it.
18630 2008-02-19 Nick Clifton <nickc@redhat.com>
18632 * opts.c (print_specific_help): Fix typo in --help text.
18634 2008-02-19 Jakub Jelinek <jakub@redhat.com>
18637 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
18638 32-bit inline asm without asm alternatives for host GCC < 3.0.
18640 2008-02-19 Richard Guenther <rguenther@suse.de>
18642 PR tree-optimization/34989
18643 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
18644 Allow propagation to INDIRECT_REF if we can simplify only.
18646 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18648 * c-common.c (warn_for_collisions_1): Use appropriate option when
18651 2008-02-19 Nick Clifton <nickc@redhat.com>
18654 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
18655 (handle_options): Fix indentation.
18656 (print_filtered_help): If no language-specific options were
18657 displayed tell the user how to list all the options supported by
18658 the language's front-end.
18659 (print_specific_help): Fix indentation and remove duplicate line.
18660 (common_handle_option): Handle the -v option.
18661 For --help enable the display of undocumented options if the -v
18662 switch has been included on the command line.
18663 For --help= check for overlaps in the arguments between the option
18664 classes and the language names and issue a warning when they
18665 cannot be disambiguated.
18666 * c.opt (v): Pass on to the common option handler.
18668 2008-02-19 Revital Eres <eres@il.ibm.com>
18670 * modulo-sched.c (sms_schedule): Change dump message when
18671 create_ddg function fails.
18672 (try_scheduling_node_in_cycle): Rename row to cycle.
18673 (print_partial_schedule): Rename CYCLE to ROW.
18675 2008-02-19 Christian Bruel <christian.bruel@st.com>
18676 Zdenek Dvorak <ook@ucw.cz>
18678 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
18680 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
18683 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
18684 (*x86_movdicc_0_m1_se): Ditto.
18686 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
18688 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
18689 (CMPtype): Define as __gcc_CMPtype.
18690 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
18691 (CMPtype): Define as __gcc_CMPtype.
18693 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
18695 Support valgrind 3.3 for --enable-checking=valgrind.
18696 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
18698 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
18699 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
18700 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
18701 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
18702 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
18703 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
18704 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
18706 * ggc-zone.c: Similar.
18707 * ggc-page.c: Similar.
18709 2008-02-19 Paul Brook <paul@codesourcery.com>
18712 * config/arm/ieee754-df.S: Fix do_it typo.
18713 * config/arm/ieee754-sf.S: Fix do_it typo.
18715 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
18718 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
18719 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
18720 (OPTION_MASK_ISA_SSE_SET): Likewise.
18721 (OPTION_MASK_ISA_SSE2_SET): Likewise.
18722 (OPTION_MASK_ISA_SSE3_SET): Likewise.
18723 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
18724 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
18725 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
18726 (OPTION_MASK_ISA_SSE4_SET): Likewise.
18727 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
18728 (OPTION_MASK_ISA_SSE5_SET): Likewise.
18729 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
18730 (OPTION_MASK_ISA_MMX_UNSET): Updated.
18731 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
18732 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
18733 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
18734 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
18735 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
18736 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
18737 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
18738 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
18739 (OPTION_MASK_ISA_SSE4): Removed.
18740 (ix86_handle_option): Turn on bits in ix86_isa_flags and
18741 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
18742 (override_options): Don't turn on implied SSE/MMX bits in
18745 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
18747 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18750 2008-02-18 Joey Ye <joey.ye@intel.com>
18752 PR middle-end/34921
18753 * tree-nested.c (insert_field_into_struct): Set type alignment
18754 to field alignment if the former is less than the latter.
18756 2008-02-18 Jakub Jelinek <jakub@redhat.com>
18758 * BASE-VER: Set to 4.4.0.
18760 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18762 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
18763 * doc/cfg.texi: Likewise.
18764 * doc/extend.texi: Likewise.
18765 * doc/gty.texi: Likewise.
18766 * doc/invoke.texi: Likewise.
18767 * doc/loop.texi: Likewise.
18768 * doc/md.texi: Likewise.
18769 * doc/passes.texi: Likewise.
18770 * doc/rtl.texi: Likewise.
18771 * doc/sourcebuild.texi: Likewise.
18772 * doc/tm.texi: Likewise.
18773 * doc/tree-ssa.texi: Likewise.
18775 2008-02-17 Richard Guenther <rguenther@suse.de>
18777 PR middle-end/35227
18778 * tree-complex.c (init_parameter_lattice_values): Handle parameters
18779 without default definition.
18781 2008-02-17 Richard Guenther <rguenther@suse.de>
18783 PR tree-optimization/35231
18784 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
18787 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
18790 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18791 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
18792 libgcc_cmp_return mode.
18794 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18797 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
18799 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
18801 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
18804 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18806 * doc/c-tree.texi: Use `@.' where appropriate.
18807 * doc/extend.texi: Likewise.
18808 * doc/install.texi: Likewise.
18809 * doc/invoke.texi: Likewise.
18810 * doc/loop.texi: Likewise.
18811 * doc/makefile.texi: Likewise.
18812 * doc/md.texi: Likewise.
18813 * doc/passes.texi: Likewise.
18814 * doc/standards.texi: Likewise.
18815 * doc/tm.texi: Likewise.
18817 2008-02-15 Jakub Jelinek <jakub@redhat.com>
18819 PR middle-end/35196
18820 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
18822 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
18823 rather than in entry_bb.
18825 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18827 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
18828 libgcc_cmp_return mode.
18830 2008-02-15 Jakub Jelinek <jakub@redhat.com>
18832 PR middle-end/35130
18833 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
18834 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
18836 2008-02-15 Richard Guenther <rguenther@suse.de>
18837 Zdenek Dvorak <ook@ucw.cz>
18839 PR tree-optimization/35164
18840 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
18841 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
18842 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
18843 Only propagate addresses which do not have abnormal SSA_NAMEs
18846 2008-02-15 Joseph Myers <joseph@codesourcery.com>
18849 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
18851 2008-02-15 Jan Hubicka <jh@suse.cz>
18853 PR middle-end/35149
18854 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
18856 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18858 PR middle-end/34621
18859 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
18860 when calculating alignment_pad.
18862 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18864 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
18865 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
18866 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
18867 and STACK_BOUNDARY define.
18869 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
18871 PR preprocessor/35061
18872 * c-pragma.c (handle_pragma_pop_macro): Check that
18873 pushed_macro_table has been allocated.
18875 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
18877 PR middle-end/35136
18878 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
18879 (force_gimple_operand): Likewise.
18880 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
18881 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
18882 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
18883 (find_interesting_uses_address): Check addressability and alignment
18884 of the base expression only after substituting bases of IVs into it.
18886 2008-02-14 Michael Matz <matz@suse.de>
18889 * function.c (instantiate_virtual_regs_in_insn): Reload address
18890 before falling back to reloading the whole operand.
18892 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
18894 * config/s390/s390.c (s390_mainpool_start): Emit the pool
18895 before the first section switch note.
18897 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18899 * doc/bugreport.texi: Update copyright years.
18900 * doc/c-tree.texi: Likewise.
18901 * doc/cfg.texi: Likewise.
18902 * doc/cpp.texi: Likewise.
18903 * doc/cppinternals.texi: Likewise.
18904 * doc/fragments.texi: Likewise.
18905 * doc/frontends.texi: Likewise.
18906 * doc/gcc.texi: Likewise.
18907 * doc/gty.texi: Likewise.
18908 * doc/hostconfig.texi: Likewise.
18909 * doc/implement-c.texi: Likewise.
18910 * doc/libgcc.texi: Likewise.
18911 * doc/loop.texi: Likewise.
18912 * doc/makefile.texi: Likewise.
18913 * doc/options.texi: Likewise.
18914 * doc/passes.texi: Likewise.
18915 * doc/rtl.texi: Likewise.
18916 * doc/sourcebuild.texi: Likewise.
18917 * doc/standards.texi: Likewise.
18918 * doc/tree-ssa.texi: Likewise.
18919 * doc/trouble.texi: Likewise.
18921 * doc/extend.texi: Use @: or add comma where appropriate.
18922 * doc/invoke.texi: Likewise.
18923 * doc/tm.texi: Likewise.
18925 2008-02-14 Alan Modra <amodra@bigpond.net.au>
18928 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
18931 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
18933 * doc/md.texi (clz, ctz): Add reference.
18934 * doc/rtl.texi (clz, ctz): Likewise.
18936 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18939 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
18942 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
18944 * config/s390/s390.c (struct constant_pool): New field
18945 emit_pool_after added.
18946 (s390_mainpool_start): Set the emit_pool_after flag according
18947 to the section switch notes.
18948 (s390_mainpool_finish): Consider emit_pool_after when emitting
18949 the literal pool at the end of the function.
18950 (s390_chunkify_start): Force literal pool splits at section
18953 2008-02-13 Michael Matz <matz@suse.de>
18956 * var-tracking.c (clobber_variable_part): Correctly traverse the
18959 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18962 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
18963 Add -fdump-ipa-inline.
18964 * tree-dump.c (dump_files): Remove tree-inlined dump.
18965 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
18967 2008-02-12 Richard Guenther <rguenther@suse.de>
18969 PR tree-optimization/35171
18970 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
18973 2008-02-12 Richard Guenther <rguenther@suse.de>
18975 PR middle-end/35163
18976 * fold-const.c (fold_widened_comparison): Use get_unwidened in
18977 value-preserving mode. Disallow final truncation.
18979 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
18981 PR middle-end/35136
18982 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
18983 code from here to...
18984 (force_gimple_operand): ...here.
18986 2008-02-12 Jakub Jelinek <jakub@redhat.com>
18989 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
18990 non-compatible pointers.
18991 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
18992 different FIELD_DECLs, try harder by comparing field offsets, sizes
18995 PR inline-asm/35160
18996 * function.c (match_asm_constraints_1): Don't replace the same input
18999 2008-02-12 Anatoly Sokolov <aesok@post.ru>
19001 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
19002 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
19003 (expand_epilogue): Restore RAMPZ register.
19004 * config/avr/avr.md (RAMPZ_ADDR): New constant.
19006 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
19008 * config/i386/cygwin.asm: (__alloca): Correct calling
19009 convention and alignment.
19010 (__chkstk): Force 8 byte stack alignment.
19012 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
19013 Richard Guenther <rguenther@suse.de>
19015 PR tree-optimization/33992
19016 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
19017 the zero we compare against.
19019 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
19021 PR libfortran/35063
19022 * gthr-win32.h (__gthread_mutex_destroy_function): New function
19023 to CloseHandle after unlocking to prevent accumulation of handle
19026 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19028 PR middle_end/34150
19029 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
19030 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
19031 and update LABEL_NUSES during and after reload.
19033 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
19035 PR middle-end/34627
19036 * combine.c (simplify_if_then_else): Make sure the comparison is
19037 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
19039 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
19042 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
19043 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
19044 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
19045 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
19046 * tree.h (get_type_static_bounds): Likewise.
19048 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19050 * doc/invoke.texi (Option Summary, C++ Dialect Options)
19051 (Objective-C and Objective-C++ Dialect Options, Warning Options):
19052 Make -Wfoo language annotations match what the compiler outputs.
19054 2008-02-08 Sa Liu <saliu@de.ibm.com>
19056 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
19057 intrinsics spu_convts, spu_convtu, spu_convtf.
19059 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
19061 * doc/extend.texi (Function Attributes) <noinline>: Mention
19062 asm ("") as method to keep calls.
19064 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19067 * doc/options.texi (Options): Replace references to opts.sh with
19069 * opts-common.c: Likewise.
19070 * optc-gen.awk: Likewise.
19072 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
19074 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
19076 2008-02-07 Richard Henderson <rth@redhat.com>
19079 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
19080 EXPR_LIST for the REG_EQUAL instead of a comparison with a
19083 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
19085 PR tree-optimization/35085
19086 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
19087 for operand entry oe2 in addition to operand entry oe3 in order to
19088 expose more opportunities for vectorizer sum reduction.
19090 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19093 * Makefile.in (LIBS): Remove $(GMPLIBS).
19094 (cc1-dummy, cc1): Add $(GMPLIBS).
19096 2008-02-06 Jan Hubicka <jh@suse.cz>
19099 * i386.md (moddf_integer): Do not produce partial memory stalls for
19100 targets where it hurts.
19102 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
19105 * optabs.c (expand_float): Do not check for decimal modes when
19106 expanding unsigned integer through signed conversion.
19108 2008-02-06 Nick Clifton <nickc@redhat.com>
19110 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
19111 inside the clobber with a match_operand and duplicated operand
19112 number in the constraint.
19113 (ineqbranchsi): Delete redundant comment.
19115 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
19117 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
19118 builtin_define ("__USE_INIT_FINI__").
19119 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
19121 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
19123 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19125 PR documentation/30330
19126 * doc/invoke.texi (C++ Dialect Options)
19127 (Objective-C and Objective-C++ Dialect Options, Warning Options):
19128 For each warning option -Wfoo that allows -Wno-foo, ensure both
19129 -Wfoo and -Wno-foo are listed in the option index. Fix index
19130 entry of -Wswitch-default, index -Wnormalized= including the
19131 `=', and -Wlarger-than-@var{len} including @var{len}.
19133 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
19135 * config/i386/i386.md (floatunssisf2): Use
19136 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
19137 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
19138 Macroize expander using MODEF mode iterator.
19140 2008-02-05 Diego Novillo <dnovillo@google.com>
19142 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
19145 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
19147 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19150 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
19152 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
19155 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
19156 to indicate if a message should be generated.
19157 (init_cumulative_args): Updated.
19158 (function_value_32): Likewise.
19160 2008-02-05 Joseph Myers <joseph@codesourcery.com>
19162 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
19164 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
19167 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
19168 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
19170 2008-02-04 Diego Novillo <dnovillo@google.com>
19172 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
19175 * tree-vrp.c (vrp_evaluate_conditional): With
19176 -Wtype-limits, emit a warning when comparing against a
19177 constant outside the natural range of OP0's type.
19179 2008-02-04 Richard Guenther <rguenther@suse.de>
19181 PR middle-end/33631
19182 * expr.c (count_type_elements): Give for unions instead of
19185 2008-02-04 Richard Guenther <rguenther@suse.de>
19187 PR middle-end/35043
19188 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
19189 to TYPE_DOMAINs base type instead of using bitsizetype here.
19191 2008-02-03 Jason Merrill <jason@redhat.com>
19193 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
19195 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19198 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
19199 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
19200 (RS/6000 and PowerPC Options): Fix typos and markup.
19201 * doc/passes.texi (Tree-SSA passes): Likewise.
19203 2008-02-02 Michael Matz <matz@suse.de>
19206 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
19207 from record_last_reg_set_info.
19208 (record_last_reg_set_info): Take an RTX argument, iterate over all
19209 constituent hardregs.
19210 (record_last_set_info, record_opr_changes): Change calls to
19211 new signature or to record_last_reg_set_info_regno.
19213 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
19215 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
19217 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
19219 PR rtl-optimization/34773
19220 * reg-notes.def (EQUAL): Mention significance of combination of
19221 REG_EQUAL and REG_RETVAL.
19222 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
19223 insn that has a REG_RETVAL.
19225 2008-02-01 Roger Sayle <roger@eyesopen.com>
19228 * configure.ac (--enable-fixed-point): Disable unless explicitly
19230 * configure: Regenerate.
19232 2008-02-01 Richard Guenther <rguenther@suse.de>
19235 * invoke.texi (-finline-limit): Remove no longer true parts
19236 of the documentation. Note that there is no default value.
19238 2008-02-01 Andrew Pinski <pinskia@gmail.com>
19239 Mark Mitchell <mark@codesourcery.com>
19240 Ben Elliston <bje@au.ibm.com>
19243 * doc/extend.texi (Other Builtins): Document.
19245 2008-01-31 Tom Browder <tom.browder@gmail.com>
19247 * doc/c-tree.texi (Types): Fix grammar.
19248 (Expression trees): Ditto.
19249 * doc/passes.texi (Tree-SSA passes): Ditto.
19251 * doc/configterms.texi (Configure Terms): Fix typo.
19252 * doc/cpp.texi (Common Predefined Macros): Ditto.
19253 * doc/md.texi (Machine Constraints): Ditto.
19255 * doc/makefile.texi (Makefile): Add comma.
19257 2008-01-31 Tom Browder <tom.browder@gmail.com>
19258 Gerald Pfeifer <gerald@pfeifer.com>
19260 * doc/sourcebuild.texi (Front End): Remove references to CVS
19261 and CVSROOT/modules.
19262 (Texinfo Manuals): Replace reference to CVS by one to SVN.
19263 (Back End): Remove reference to CVS.
19265 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
19268 * config/mips/mips.c (gen_load_const_gp): New function, taking a
19270 (mips16_gp_pseudo_reg): ...here.
19271 * config/mips/mips.md (load_const_gp): Replace with...
19272 (load_const_gp_<mode>): ...this :P-based insn.
19274 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19276 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
19277 options. Minor fixes.
19278 (-std): Move reference to standards closer to where language
19279 standards are first mentioned.
19281 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
19283 PR rtl-optimization/34995
19284 * reload.c (alternative_allows_const_pool_ref): Take an rtx
19285 parameter and return a bool. If the rtx parameter is nonnull,
19286 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
19287 (find_reloads): Update call accordingly. Pass the new operand
19288 if it needed no address reloads, otherwise pass null.
19290 2008-01-30 Richard Henderson <rth@redhat.com>
19293 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
19294 for unbounded arrays.
19296 2008-01-30 Silvius Rus <rus@google.com>
19298 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
19300 2008-01-30 Jan Hubicka <jh@suse.cz>
19303 * i386.c (init_cumulative_args): Use real function declaration when
19306 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
19308 PR rtl-optimization/34998
19309 * global.c (build_insn_chain): Treat non-subreg_lowpart
19310 SUBREGs of pseudos as clobbering all the words covered by the
19311 SUBREG, not just all the bytes.
19312 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
19313 original df_ref rather than an extract parameter.
19314 (global_conflicts): Update call accordingly.
19316 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
19318 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
19319 the overflow check to make it easier to read.
19320 (__fixtfdi): Change the type of the ll member in union
19321 long_double to UDItype_x.
19323 2008-01-30 Jakub Jelinek <jakub@redhat.com>
19325 PR middle-end/34969
19326 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
19327 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
19328 * tree-inline.c (fold_marked_statements): Call
19329 cgraph_update_edges_for_call_stmt if folding a call statement.
19330 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
19331 debug_generic_stmt calls, reset it back afterwards.
19334 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
19336 * c-typeck.c (build_external_ref): Don't pedwarn about
19337 static vars in current function's scope.
19339 2008-01-29 Joseph Myers <joseph@codesourcery.com>
19341 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
19343 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
19346 * ipa-struct-reorg.c: Fix spelling.
19347 * params.def: Ditto.
19349 2008-01-29 Richard Guenther <rguenther@suse.de>
19351 PR middle-end/35006
19352 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
19354 * tree-inline.c (remap_type): Increment remapping_type_depth
19355 around remapping types.
19356 (copy_body_r): Only add referenced variables if they are referenced
19357 from code, not types.
19359 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
19370 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
19371 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
19373 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
19376 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
19377 pointer for tiny stack.
19379 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
19381 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
19383 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
19385 * config/vx-common.h: Fix typo in comment.
19387 2008-01-28 Ian Lance Taylor <iant@google.com>
19391 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
19392 coalesce pointers if they have different DECL_NO_TBAA_P values.
19393 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
19394 between variables with different DECL_NO_TBAA_P values.
19396 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
19399 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
19400 are not legitimate small data references on SPE targets.
19402 2008-01-28 David Daney <ddaney@avtrex.com>
19404 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
19406 2008-01-28 David Daney <ddaney@avtrex.com>
19408 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
19410 2008-01-27 Joseph Myers <joseph@codesourcery.com>
19412 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
19413 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
19414 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
19415 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
19416 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
19417 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
19418 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
19419 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
19421 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19423 * basic-block.h (condjump_equiv_p): Fix comment.
19425 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19427 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
19428 print_generic_stmt_indented): Fix comment.
19430 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19432 * configure.ac (__stack_chk_fail): Add detecion for availability
19433 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
19434 * configure: Regenerate.
19436 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
19438 PR middle-end/34688
19439 * final.c (output_addr_const): Handle TRUNCATE.
19441 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
19444 * tree-ssa-loop-ivopts.c (comp_cost): New type.
19445 (zero_cost, infinite_cost): New constants.
19446 (struct cost_pair): Change type of cost to comp_cost.
19447 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
19448 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
19450 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
19451 split_address_cost, ptr_difference_cost, difference_cost,
19452 get_computation_cost_at, get_computation_cost,
19453 determine_use_iv_cost_generic, determine_use_iv_cost_address,
19454 determine_use_iv_cost_condition, determine_use_iv_costs,
19455 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
19456 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
19457 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
19458 Change type of cost to comp_cost.
19459 (determine_iv_cost): Increase cost of non-original ivs, instead
19460 of decreasing the cost of original ones.
19461 (get_address_cost): Indicate the complexity of the addressing mode
19463 (try_add_cand_for): Prefer using ivs not specific to some object.
19464 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
19466 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
19467 Janis Johnson <janis187@us.ibm.com>
19470 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
19471 (TARGET_INSTANTIATE_DECLS): Likewise.
19472 * target.h (expand_to_rtl_hook): New target hook.
19473 (instantiate_decls): Likewise.
19474 * function.c (instantiate_decl): Make non-static. Rename to...
19475 (instantiate_decl_rtl): ... this.
19476 (instantiate_expr): Use instantiate_decl_rtl.
19477 (instantiate_decls_1): Likewise.
19478 (instantiate_decls): Likewise.
19479 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
19480 * function.h (instantiate_decl_rtl): Add prototype.
19481 * cfgexpand.c (target.h): New include.
19482 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
19483 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
19484 (TARGET_INSTANTIATE_DECLS): Likewise.
19485 (TARGET_INITIALIZER): New target hooks added.
19486 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
19488 * config/rs6000/rs6000.c (tree-flow.h): New include.
19489 (machine_function): Add sdmode_stack_slot field.
19490 (rs6000_alloc_sdmode_stack_slot): New function.
19491 (rs6000_instantiate_decls): Likewise.
19492 (rs6000_secondary_memory_needed_rtx): Likewise.
19493 (rs6000_check_sdmode): Likewise.
19494 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
19495 (TARGET_INSTANTIATE_DECLS): Likewise.
19496 (rs6000_hard_regno_mode_ok): Allow SDmode.
19497 (num_insns_constant): Likewise. Handle _Decimal32 constants.
19498 (rs6000_emit_move): Handle SDmode.
19499 (function_arg_advance): Likewise.
19500 (function_arg): Likewise.
19501 (rs6000_gimplify_va_arg): Likewise. Add special handling of
19502 SDmode var args for 32-bit compiles.
19503 (rs6000_secondary_reload_class): Handle SDmode.
19504 (rs6000_output_function_epilogue): Likewise.
19505 (rs6000_function_value): Simplify if statement.
19506 (rs6000_libcall_value): Likewise.
19507 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
19508 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
19509 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
19510 (movsd_hardfloat): New define_insn.
19511 (movsd_softfloat): Likewise.
19512 (movsd_store): Likewise.
19513 (movsd_load): Likewise.
19514 (extendsddd2): Likewise.
19515 (extendsdtd2): Likewise.
19516 (truncddsd2): Likewise.
19517 (movdd_hardfloat64): Fixup comment.
19518 (UNSPEC_MOVSD_LOAD): New constant.
19519 (UNSPEC_MOVSD_STORE): Likewise.
19521 2008-01-26 Jakub Jelinek <jakub@redhat.com>
19524 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
19526 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
19527 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
19528 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
19529 and TRUTH_XOR_EXPR.
19531 2008-01-26 David Edelsohn <edelsohn@gnu.org>
19534 * config.gcc: Separate AIX 5.3 from AIX 6.1.
19535 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19536 __LONGDOUBLE128 too.
19537 * config/rs6000/aix61.h: New file.
19539 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
19541 PR rtl-optimization/34959
19542 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
19543 popcount and parity rtxes the same mode as their operand.
19544 Truncate or extend the result to the return value's mode
19547 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
19550 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
19551 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
19552 to GOT_VERSION_REGNUM.
19553 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
19554 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
19555 * config/mips/mips.c (mips_emit_call_insn): New function.
19556 (mips_call_tls_get_addr): Call mips_expand_call directly.
19557 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
19559 (mips16_build_call_stub): Likewise. Return the call insn or null.
19560 (mips_expand_call): Update the call to mips16_build_call_stub
19561 accordingly and a remove redundant condition. Assert that MIPS16
19562 stubs do not use lazy binding. Use mips_emit_call_insn and return
19564 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
19566 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
19567 (mips_avoid_hazard): Remove hazard_set handling.
19568 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
19569 (UNSPEC_RESTORE_GP): ...this.
19570 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
19571 (FAKE_CALL_REGNO): Rename to...
19572 (GOT_VERSION_REGNUM): ...this.
19573 (type): Add "ghost" value. Add an associated insn reservation.
19574 (hazard_set): Remove.
19575 (exception_receiver): Rename to...
19576 (restore_gp): ...this and update the unspec identifier accordingly.
19577 (exception_receiver, nonlocal_got_receiver): New expanders.
19578 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
19579 FAKE_CALL_REGNO. Remove hazard_set attribute.
19580 (set_got_version, update_got_version): New patterns.
19582 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
19585 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
19587 2008-01-25 Joseph Myers <joseph@codesourcery.com>
19590 * doc/install.texi2html: Generate gcc-vers.texi.
19592 2008-01-25 DJ Delorie <dj@redhat.com>
19594 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
19596 2008-01-25 Joseph Myers <joseph@codesourcery.com>
19598 * config/c4x: Remove directory.
19599 * config.gcc (crx-*, mt-*): Mark obsolete.
19600 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
19601 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
19602 sh-*-rtemscoff*): Remove cases.
19603 * defaults.h (C4X_FLOAT_FORMAT): Remove.
19604 * real.c (encode_c4x_single, decode_c4x_single,
19605 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
19606 c4x_extended_format): Remove.
19607 * real.h (c4x_single_format, c4x_extended_format): Remove.
19608 * doc/extend.texi (interrupt, naked): Remove mention of attributes
19610 (Pragmas): Remove comment about c4x pragmas.
19611 * doc/install.texi (c4x): Remove target-specific instructions.
19612 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
19613 * doc/md.texi (Machine Constraints): Remove C4x documentation.
19614 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
19615 refer to C4x source files as examples.
19616 (C4X_FLOAT_FORMAT): Remove documentation.
19618 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
19620 * config/bfin/bfin.c (override_options): Reorder tests so that
19621 flag_pic gets enabled for -msep-data.
19623 2008-01-25 Richard Guenther <rguenther@suse.de>
19625 PR middle-end/32244
19626 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
19627 to its bitfield precision if required.
19629 2008-01-25 Jakub Jelinek <jakub@redhat.com>
19631 PR middle-end/33880
19632 * tree-nested.c (walk_omp_for): New function.
19633 (convert_nonlocal_reference, convert_local_reference): Call
19634 walk_omp_for on OMP_FOR.
19635 (convert_call_expr): Call walk_body on OMP_FOR's
19636 OMP_FOR_PRE_INIT_BODY.
19638 2008-01-25 Richard Guenther <rguenther@suse.de>
19640 PR tree-optimization/34966
19641 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
19642 default defs and PHI_NODEs we have to insert after the
19643 defining statement.
19645 2008-01-24 Nick Clifton <nickc@redhat.com>
19647 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
19648 Provide a default definition.
19649 (LIBGCC2_UNITS_PER_WORD): Likewise.
19651 * config/stormy16/stormy16.c: Include df.h for the prototype
19652 for df_regs_ever_live_p.
19653 (xstormy16_expand_builtin_va_start): Convert the stack offset
19654 into a component_ref and then use POINTER_PLUS_EXPR to add it
19655 to the incoming_virtual_args_rtx.
19656 (xstormy16_gimplify_va_arg_expr): Rename to
19657 xstormy16_gimplify_va_arg_expr.
19658 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
19659 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
19660 xstormy16_gimplify_va_arg_expr.
19661 Fix up some formatting issues.
19663 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
19664 Move to predicates.md.
19665 (xs_hi_general_operand): Likewise.
19666 (xs_hi_nonmemory_operand): Likewise.
19667 * config/stormy16/predicates.md:
19668 (xstormy16_carry_plus_operand): New predicate.
19669 (xs_hi_general_operand): New predicate.
19670 (xs_hi_nonmemory_operand): New predicate.
19671 * config/stormy16/stormy16-protos.h:
19672 (xstormy16_carry_plus_operand): Delete prototype.
19673 (xs_hi_general_operand): Likewise.
19674 (xs_hi_nonmemory_operand): Likewise.
19676 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
19677 modifiers as they are no longer needed and they can trigger
19678 reload spill failures.
19680 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
19681 with a match_operand in order to help reload.
19683 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
19684 constraint with 'e' for the 8th alternative as this version of
19685 the mov.w instruction only accepts the lower 8 registers.
19687 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
19690 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
19691 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
19694 2008-01-25 Jakub Jelinek <jakub@redhat.com>
19696 PR middle-end/33333
19697 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
19699 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
19701 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
19703 (remove_structure): Update allocations list before removing structure.
19705 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
19707 * ipa-struct-reorg.c (is_safe_cond_expr,
19708 create_new_stmts_for_cond_expr): Use integer_zerop function,
19709 that recognize not only zero-pointer, but zero-integer too.
19711 2008-01-25 Ben Elliston <bje@au.ibm.com>
19714 * fixproto: Escape "." in sed expression that strips leading "./".
19716 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
19719 * gcc.c (SWITCH_OK): Removed.
19720 (SWITCH_LIVE): Changed to bit.
19721 (SWITCH_FALSE): Likewise.
19722 (SWITCH_IGNORE): Likewise.
19723 (switchstr): Change live_cond to unsigned int.
19724 (process_command): Replace SWITCH_OK with 0.
19725 (do_self_spec): Likewise.
19726 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
19727 (give_switch): Likewise.
19728 (used_arg): Likewise.
19729 (do_spec_1): Set the SWITCH_IGNORE bit.
19730 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
19731 bits. Set the SWITCH_LIVE bit.
19733 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
19735 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
19737 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
19739 PR tree-optimization/34472
19740 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
19741 parameter to a "bool *" and set *DATA to false if there is
19742 an unsafe access. Do not delete the structure here.
19743 (check_cond_exprs): Delete it here instead.
19744 (check_cond_exprs, exclude_cold_structs): Do not increase
19745 I when removing a structure.
19747 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
19750 * config/i386/i386.c (ix86_expand_vector_init): Consider only
19751 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
19753 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
19755 PR middle-end/34934
19756 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
19757 a fixed vector for stack.
19759 2008-01-24 Ben Elliston <bje@au.ibm.com>
19762 * doc/gcc.texi (Software development): Add a direntry for g++.
19764 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
19766 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
19767 stale and straggling -fforce-addr comments above.
19769 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
19771 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
19772 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
19774 2008-01-23 Michael Matz <matz@suse.de>
19777 * dwarf2out.c (force_type_die): Use modified_type_die instead of
19780 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
19782 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
19783 malloc result type.
19785 2008-01-23 Anatoly Sokolov <aesok@post.ru>
19787 * config/avr/avr.c (avr_current_arch): New variable.
19788 (avr_arch_types): Add 'avr31' and 'avr51' entries.
19789 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
19790 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
19791 (avr_override_options): Init 'avr_current_arch'.
19792 (base_arch_s): Move from here...
19793 * config/avr/avr.h (base_arch_s): ... here. Add new members
19794 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
19795 'mega' to 'have_jmp_call'.
19796 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
19797 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
19799 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
19801 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19802 MULTILIB_MATCHES): Ditto.
19804 2008-01-23 Richard Guenther <rguenther@suse.de>
19806 PR middle-end/31529
19807 * cgraphunit.c (cgraph_reset_node): Always mark the node
19808 not reachable if it is not queued already.
19810 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
19812 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
19813 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
19814 (cputype_selected): New static variable.
19815 (bfin_handle_option): Set it if -mcpu is used.
19816 (override_option): Select default set of workarounds if no cpu type
19817 selected on the command line.
19818 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
19820 From Michael Frysinger <michael.frysinger@analog.com>
19821 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
19822 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
19824 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
19825 for bf547, bf523, bf524, and bf526.
19826 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
19828 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
19829 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
19830 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
19831 __ADSPBF547__ and __ADSPBF54x__ for bf547.
19832 * doc/invoke.texi (Blackfin Options): Document that
19833 -mcpu now accept bf547, bf523, bf524, and bf526.
19835 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
19837 PR rtl-optimization/34628
19838 * combine.c (try_combine): Stop and undo after the first combination
19839 if an autoincrement side-effect on the first insn has effectively
19842 2008-01-22 David Edelsohn <edelsohn@gnu.org>
19845 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
19846 Offset addresses are not valid for Altivec or paired float modes.
19848 2008-01-22 Jakub Jelinek <jakub@redhat.com>
19851 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
19852 if DECL_INITIAL (decl) is error_mark_node.
19855 * c-common.c (handle_vector_size_attribute): Only allow
19856 integral, scalar float and fixed point types. Handle OFFSET_TYPE
19857 the same way as pointer, array etc. types.
19858 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
19861 * tree.c (build_type_attribute_qual_variant): Call
19862 build_qualified_type if attributes are equal, but quals are not.
19864 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19867 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
19868 * flags.h (warn_strict_aliasing): Remove.
19869 (warn_strict_overflow): Remove.
19870 * opts.c (warn_strict_aliasing): Remove.
19871 (warn_strict_overflow): Remove.
19872 * c-opts.c (c_common_handle_option): -Wall only sets
19873 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
19874 (c_common_post_options): Give default values to -Wstrict-aliasing
19875 and -Wstrict-overflow if they are uninitialized.
19876 * common.opt (Wstrict-aliasing): Specify Var and Init.
19877 (Wstrict-overflow): Likewise.
19879 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
19881 PR rtl-optimization/26854
19882 PR rtl-optimization/34400
19883 PR rtl-optimization/34884
19884 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
19886 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
19887 (df_rd_bb_info.expanded_lr_out): Deleted
19888 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
19889 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
19890 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
19891 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
19892 Removed code to allocate, initialize or free expanded_lr_out.
19893 (df_rd_bb_local_compute_process_def): Restructured to make more
19895 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
19896 sets if the sets are being trimmed.
19898 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
19901 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
19902 (as_vers): Likewise.
19903 * configure: Regenerated.
19905 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19907 PR middle-end/33092
19908 * tree-pass.h (pass_build_alias): New pass.
19909 * tree-ssa-alias.c (gate_build_alias): New.
19910 (pass_build_alias): New.
19911 * passes.c (init_optimization_passes): Add pass_build_alias after
19912 pass_create_structure_vars.
19914 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
19916 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
19917 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
19918 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
19919 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
19920 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
19921 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
19922 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
19923 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
19924 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
19925 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
19926 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
19927 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
19928 * config/s390/s390.md (FP_ALL): New mode iterator.
19929 (_d): New mode attribute.
19930 ("*signbit<mode>2>"): Changed mode of first operand.
19931 ("isinf<mode>2"): Changed mode of first operand.
19932 ("*TDC_insn"): Adaptation for DFP modes.
19934 2008-01-22 Ben Elliston <bje@au.ibm.com>
19936 * tree.c (check_qualified_type): Improve function description.
19938 2008-01-21 Jason Merrill <jason@redhat.com>
19941 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
19942 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
19945 2008-01-21 DJ Delorie <dj@redhat.com>
19947 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
19950 2008-01-21 Richard Guenther <rguenther@suse.de>
19952 PR middle-end/34856
19953 * tree-cfg.c (verify_expr): Allow all invariant expressions
19954 instead of just constant class ones as reference argument.
19955 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
19956 like any other constant.
19957 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
19959 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
19961 * regmove.c (fixup_match_1): Update call crossed frequencies.
19963 2008-01-21 Richard Guenther <rguenther@suse.de>
19966 * tree-inline.c (setup_one_parameter): Deal with mismatched
19967 types using a VIEW_CONVERT_EXPR.
19969 2008-01-21 Alon Dayan <alond@il.ibm.com>
19970 Olga Golovanevsky <olga@il.ibm.com>
19972 PR tree-optimization/34701
19973 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
19974 when the structure size is not a power of 2.
19976 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
19978 * doc/install.texi: Add doc for --enable-checking=df.
19980 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
19982 PR rtl-optimization/34808
19983 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
19985 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
19987 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
19990 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
19992 PR rtl-optimization/26854
19993 PR rtl-optimization/34400
19994 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
19996 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
19997 (df_rd_bb_info.expanded_lr_out): New.
19998 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
19999 * loop_iv.c (iv_analysis_loop_init): Ditto.
20000 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
20001 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
20002 Added code to allocate, initialize or free expanded_lr_out.
20003 (df_rd_bb_local_compute_process_def): Restructured to make
20004 more understandable.
20005 (df_rd_confluence_n): Add code to do nothing with fake edges and
20006 code to no apply invalidate_by_call sets if the sets are being trimmed.
20007 (df_lr_local_finalize): Renamed to df_lr_finalize.
20008 (df_live_local_finalize): Renamed to df_live_finalize.
20010 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
20013 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
20014 deciding whether to use reciprocal instructions.
20016 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
20018 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
20019 dwarf2out_note_section_used if cold_text_section is NULL.
20021 2008-01-19 Jakub Jelinek <jakub@redhat.com>
20023 PR gcov-profile/34610
20024 * tree-cfg.c (make_edges): Mark both outgoing edges from
20025 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
20026 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
20027 from OMP_FOR and OMP_CONTINUE outgoing edges.
20029 * tree-profile.c (tree_profiling): Return early if
20030 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
20032 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
20033 from cfun to child_cfun.
20034 * function.h (struct function): Add after_tree_profile bit.
20036 2008-01-19 Anatoly Sokolov <aesok@post.ru>
20038 * config/avr/avr.S (_exit): Disable interrupt.
20040 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
20041 Steven Bosscher <stevenb.gcc@gmail.com>
20043 PR rtl-optimization/26854
20044 PR rtl-optimization/34400
20045 * df-problems.c (df_live_scratch): New scratch bitmap.
20046 (df_live_alloc): Allocate df_live_scratch when doing df_live.
20047 (df_live_reset): Clear the proper bitmaps.
20048 (df_live_bb_local_compute): Only process the artificial defs once
20049 since the order is not important.
20050 (df_live_init): Init the df_live sets only with the variables
20051 found live by df_lr.
20052 (df_live_transfer_function): Use the df_lr sets to prune the
20053 df_live sets as they are being computed.
20054 (df_live_free): Free df_live_scratch.
20056 2008-01-18 Ian Lance Taylor <iant@google.com>
20058 * common.opt: Add fmerge-debug-strings.
20059 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
20060 flag_merge_debug_strings rather than flag_merge_constants.
20061 * doc/invoke.texi (Option Summary): Mention
20062 -fmerge-debug-strings.
20063 (Debugging Options): Document -fmerge-debug-strings.
20065 2008-01-18 Ian Lance Taylor <iant@google.com>
20068 * tree.h (DECL_IS_OPERATOR_NEW): Define.
20069 (struct tree_function_decl): Add new field operator_new_flag.
20070 * tree-inline.c (expand_call_inline): When inlining a call to
20071 operator new, force the return value to go into a variable, and
20072 set DECL_NO_TBAA_P on that variable.
20073 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
20075 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
20078 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
20079 DWARF2_DEBUGGING_INFO.
20080 (dwarf2out_note_section_used): Ditto. Add prototype.
20081 (have_multiple_function_sections, text_section_used,
20082 cold_text_section_used, *cold_text_sections): Move declarations
20085 2008-01-17 Bob Wilson <bob.wilson@acm.org>
20087 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
20088 field and add signal_ra.
20089 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
20090 assignments to frame state pc. Move end of stack check after
20091 MD_FALLBACK_FRAME_STATE_FOR.
20092 (uw_update_context_1): Use frame state signal_regs if set, instead
20093 of checking signal_frame flag.
20094 (uw_update_context): Use frame state signal_ra if set.
20095 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
20096 * config/xtensa/linux-unwind.h: New file.
20098 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
20100 * modulo-sched.c (get_sched_window): Fix comment typo.
20102 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
20104 PR tree-optimization/34648
20105 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
20107 2008-01-17 Anatoly Sokolov <aesok@post.ru>
20109 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
20110 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
20112 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
20114 PR rtl-optimization/34400
20115 * df-core.c (df_worklist_dataflow_overeager,
20116 df_worklist_dataflow_doublequeue): New functions.
20117 (df_worklist_dataflow): Two different worklist solvers.
20118 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
20121 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20124 * doc/invoke.texi: Document the dependence on pthread for fopenmp
20125 and ftree-parallelize-loops.
20127 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
20129 PR rtl-optimization/34826
20130 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
20132 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
20134 * global.c (find_reg): Mark the eh regs as used if necessary.
20135 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
20136 * ra.h (struct allocno): no_eh_reg field added. Changed
20137 no_stack_reg type to bitfield.
20139 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
20141 * tree.c (substitute_in_expr): Add missing 'break'.
20143 2008-01-17 Richard Guenther <rguenther@suse.de>
20145 PR tree-optimization/34825
20146 * tree-ssa-math-opts.c (is_division_by): Do not recognize
20147 x / x as division to handle.
20149 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20151 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
20152 "-pthread" is specified.
20153 * pa-hpux11.h (LIB_SPEC): Likewise.
20155 2008-01-16 Janis Johnson <janis187@us.ibm.com>
20156 Peter Bergner <bergner@vnet.ibm.com>
20158 PR rtl-optimization/33796
20159 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
20161 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20163 PR libgfortran/34699
20164 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
20166 * pa-hpux10.h (LINK_SPEC): Likewise.
20167 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
20169 2008-01-16 Richard Guenther <rguenther@suse.de>
20171 PR middle-end/32628
20172 * fold-const.c (fold_convert_const_int_from_int): Do not
20173 set overflow if that occured only because of a sign extension
20174 change when converting from/to a sizetype with the same
20175 precision and signedness.
20177 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
20180 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
20181 location address to the correct place. Update copyright year.
20183 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20185 * lambda-code.c (lambda_transform_legal_p): Handle the case of
20186 no dependences in the dependence_relations vector.
20188 2008-01-16 Jan Hubicka <jh@suse.cz>
20190 PR rtl-optimization/31396
20191 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
20192 * cfg.c (dump_reg_info): Print it.
20193 * regs.h (struct reg_info_t): add freq_calls_crossed.
20194 (REG_FREQ_CALLS_CROSSED): New macro.
20195 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
20196 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
20197 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
20198 regmove_optimize): Update call crossed frequencies.
20199 * local-alloc.c (struct qty): Add freq_calls_crossed.
20200 (alloc_qty): Copute freq_calls_crossed.
20201 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
20202 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
20203 * ra.h (struct allocno): Add freq_calls_crossed.
20205 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20207 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
20208 libgomp when compiling with ftree-parallelize-loops.
20209 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
20211 2008-01-16 Richard Guenther <rguenther@suse.de>
20213 PR tree-optimization/34769
20214 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
20215 * tree.c (int_cst_value): Instead make this function more
20216 permissive in what it accepts as valid input. Document this
20217 function always sign-extends the value.
20219 2008-01-16 Jakub Jelinek <jakub@redhat.com>
20220 Richard Guenther <rguenther@suse.de>
20223 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
20224 (gimple_fold_indirect_ref_rhs): ... this.
20225 (gimple_fold_indirect_ref): New function with foldings
20226 that preserve lvalueness.
20227 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
20228 * tree-flow.h (gimple_fold_indirect_ref): Declare.
20229 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
20230 to fold an INDIRECT_REF, fall back to the old use of
20231 fold_indirect_ref_1.
20233 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20235 * tree-data-ref.c (subscript_dependence_tester_1): Call
20236 free_conflict_function.
20237 (compute_self_dependence): Same.
20239 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
20242 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
20243 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
20245 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
20246 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
20247 for DWARF2_UNWIND_INFO targets.
20249 2008-01-16 Richard Guenther <rguenther@suse.de>
20252 * c-typeck.c (common_pointer_type): Do not merge inconsistent
20253 type qualifiers for function types.
20255 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
20257 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
20258 loop_iterator li from previous commit.
20260 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
20262 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
20264 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
20266 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
20267 (parallelize_loops): Don't parallelize irreducible components.
20269 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20272 * c-opts (c_common_post_options): Do not enable CPP
20273 flag_pedantic_errors by default.
20275 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
20277 PR rtl-optimization/31944
20278 * cse.c (remove_pseudo_from_table): New function.
20279 (merge_equiv_classes): Use above function to remove pseudo-registers.
20280 (invalidate): Likewise.
20282 2008-01-13 Richard Guenther <rguenther@suse.de>
20284 PR middle-end/34601
20285 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
20286 instead of TYPE_MODE to deal with calls from expand_one_error_var.
20288 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
20290 * gcse.c (cprop_jump): Call validate_unshare_change instead of
20291 validate_change to unshare the source of the PC set.
20293 2008-01-12 Jan Hubicka <jh@suse.cz>
20295 PR middle-end/32135
20296 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
20297 references above array bounds. This might trigger bounds checks for
20298 pointers to arrays.
20300 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
20302 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
20303 new_replaceable_dependencies.
20305 2008-01-12 Doug Kwan <dougkwan@google.com>
20307 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
20308 instead of OPT_Wreturn_type in warning due to ignored return type
20310 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
20311 options included in -Wextra.
20312 * c.opt: New option -Wignored_qualifiers.
20313 * doc/invoke.texi (Warning Options, -Wextra): Add new option
20314 -Wignore_qualifiers.
20315 (-Wignored-qualifiers): Document.
20316 (-Wreturn-type): Remove description of functionality now handled
20317 by -Wignored-qualifiers.
20319 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
20322 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
20323 NOP_EXPR if it is between integral types with the same precision.
20325 2008-01-12 Jan Hubicka <jh@suse.cz>
20328 * invoke.texi (max-inline-recursive-depth): Fix default value.
20330 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
20332 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
20335 2008-01-11 Bob Wilson <bob.wilson@acm.org>
20337 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
20339 2008-01-11 James E. Wilson <wilson@specifix.com>
20342 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
20344 2008-01-11 Anatoly Sokolov <aesok@post.ru>
20346 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
20347 save/restore frame pointer register and don't use 'call-prologues'
20348 optimization in function with "OS_task" attribute.
20350 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
20352 PR middle-end/31309
20353 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
20354 when copying to memory.
20356 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
20358 PR rtl-optimization/30905
20359 * cfgcleanup.c: Include dce.h
20360 (crossjumps_occured): New global variable.
20361 (try_crossjump_bb): Exit loop after finding a fallthru edge.
20362 If something changed, set crossjumps_occured to true.
20363 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
20364 Don't add/remove fake edges to exit here...
20365 (cleanup_cfg): ...but do it here, when crossjumping.
20366 Run a fast DCE when successful crossjumps occured in the latest
20367 iteration of try_optimize_cfg.
20369 2008-01-11 Richard Guenther <rguenther@suse.de>
20371 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
20372 (struct vn_unary_op_s): Likewise.
20373 (vn_reference_insert): Free old reference on hash collision.
20375 2008-01-10 Raksit Ashok <raksit@google.com>
20377 PR rtl-optimization/27971
20378 * combine.c (find_split_point): Split PLUS expressions which are
20379 inside a MEM rtx, and whose first operand is complex.
20381 2008-01-10 DJ Delorie <dj@redhat.com>
20383 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
20384 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
20385 (m32c_hard_regno_ok): Call the underlying function.
20387 2008-01-10 Richard Guenther <rguenther@suse.de>
20389 PR middle-end/34683
20390 * tree-cfg.c (tree_merge_blocks): Do not go through the
20391 full-blown folding and stmt updating path if we just deal
20392 with virtual operands.
20393 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
20394 test for abnormal SSA_NAMEs.
20396 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
20398 PR middle-end/34641
20399 * reload.c (push_reload): Add assertions. All constants from
20400 reg_equiv_constant should have been used for replacing the respective
20402 (find_reloads_address): Invoke find_reloads_address_part for
20403 constant taken from the reg_equiv_constant array.
20405 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
20407 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
20408 field (valnum) the first in the struct. Replace bools with
20411 2008-01-10 Richard Guenther <rguenther@suse.de>
20413 PR tree-optimization/34651
20414 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
20415 types and ordering for masking and converting.
20417 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
20419 PR tree-optimization/34017
20420 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
20421 also for PHI_NODE expressions.
20423 2008-01-09 Jan Hubicka <jh@suse.cz>
20425 PR tree-optimization/34708
20426 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
20427 based on number of case labels.
20428 (init_inline_once): Remove switch_cost.
20429 * tree-inline.h (eni_weights_d): Remove switch_cost.
20431 2008-01-09 Richard Guenther <rguenther@suse.de>
20432 Andrew Pinski <andrew_pinski@playstation.sony.com>
20434 PR middle-end/30132
20435 * gimplify.c (gimplify_cond_expr): Do not create an addressable
20436 temporary if an rvalue is ok or an lvalue is not required.
20438 2008-01-09 Richard Guenther <rguenther@suse.de>
20440 PR middle-end/34458
20441 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
20442 adjust return type.
20444 2008-01-09 Richard Guenther <rguenther@suse.de>
20446 PR middle-end/34679
20447 * tree.c (host_integerp): Check for sizetype only if the
20448 type is an integer type.
20450 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
20453 * opts.c (decode_options): Disable inlining of functions called
20454 once if not in unit-at-a-time mode.
20456 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
20458 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
20460 2008-01-08 Richard Guenther <rguenther@suse.de>
20462 PR middle-end/31863
20463 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
20464 out early if the result will be unused.
20466 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
20471 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20472 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
20475 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
20477 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
20478 for vectorization tuned.
20480 2008-01-08 Richard Guenther <rguenther@suse.de>
20482 PR tree-optimization/34683
20483 * tree-ssa-operands.c (operand_build_cmp): Export.
20484 * tree-ssa-operands.h (operand_build_cmp): Declare.
20485 * tree-vn.c (vuses_compare): Remove.
20486 (sort_vuses): Use operand_build_cmp.
20487 (sort_vuses_heap): Likewise.
20488 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
20489 to re-use old VEC if available. Do not sort already sorted VUSEs.
20490 (vdefs_to_vec): Do not sort already sorted VDEFs.
20492 2008-01-08 Jakub Jelinek <jakub@redhat.com>
20494 PR middle-end/34694
20495 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
20497 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
20500 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
20501 limitations of reciprocal sequences on x86 targets.
20503 2008-01-08 Richard Guenther <rguenther@suse.de>
20505 PR tree-optimization/34683
20506 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
20508 2008-01-07 Jakub Jelinek <jakub@redhat.com>
20511 * config/darwin.c (darwin_mergeable_string_section): Don't use
20512 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
20514 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
20517 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
20518 negxf2. Macroize expander using X87MODEF mode iterator. Change
20519 predicates of op0 and op1 to register_operand.
20520 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
20521 expander using X87MODEF mode iterator. Change predicates of
20522 op0 and op1 to register_operand.
20523 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
20524 corresponding patterns and macroize using MODEF macro. Change
20525 predicates of op0 and op1 to register_operand and remove
20526 "m" constraint. Disparage "r" alternative with "!".
20527 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
20528 macroize using X87MODEF macro. Change predicates of op0 and op1
20529 to register_operand and remove "m" constraint. Disparage "r"
20530 alternative with "!".
20531 (absneg splitter with memory operands): Remove.
20532 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
20533 patterns and macroize using X87MODEF mode iterator.
20534 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
20535 Change predicate of op1 to register_operand.
20536 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
20537 for memory operands.
20539 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
20541 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
20543 2008-01-07 Richard Guenther <rguenther@suse.de>
20545 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
20548 2008-01-07 Richard Guenther <rguenther@suse.de>
20550 PR tree-optimization/34683
20551 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
20552 VOPs of the needed size to save memory. Use VEC_quick_push
20553 to save compile-time.
20554 (vdefs_to_vec): Likewise.
20556 2008-01-07 Sa Liu <saliu@de.ibm.com>
20558 * config/spu/spu.md (divdf3): Genetate inline code for double
20559 division. The implementation doesn't handle INF or NAN, therefore it
20560 only applies when -ffinite-math-only is given.
20562 2008-01-06 Paolo Carlini <pcarlini@suse.de>
20565 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
20566 * doc/cpp.texi ([Common Predefined Macros]): Document.
20568 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
20570 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
20571 order to use commutative addition instead of subtraction.
20573 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20574 Mircea Namolaru <namolaru@il.ibm.com>
20575 Vladimir Yanovsky <yanov@il.ibm.com>
20576 Revital Eres <eres@il.ibm.com>
20578 PR tree-optimization/34263
20579 * tree-outof-ssa.c (process_single_block_loop_latch,
20580 contains_tree_r): New functions.
20581 (analyze_edges_for_bb): Call process_single_block_loop_latch
20582 function to empty single-basic-block latch block if possible.
20584 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20586 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
20588 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
20590 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
20592 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
20594 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
20596 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
20598 2008-01-05 Jakub Jelinek <jakub@redhat.com>
20600 PR tree-optimization/34618
20601 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
20604 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20607 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
20608 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
20609 Update copyright year.
20611 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
20612 Update copyright year.
20613 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
20616 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
20618 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
20619 edge does not point to current bb before changing need_assert.
20621 2008-01-04 Richard Guenther <rguenther@suse.de>
20623 PR middle-end/34029
20624 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
20625 for verifying purposes if they are is_gimple_min_invariant.
20627 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
20629 PR tree-optimization/34448
20630 PR tree-optimization/34465
20631 * gimplify.c (gimplify_init_constructor): Add new parameter
20632 notify_temp_creation. Use it.
20633 (gimplify_modify_expr_rhs): Take volatiles into account when
20634 optimizing constructors.
20635 Do not optimize constructors if gimplify_init_constructor will dump to
20637 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
20638 * gcc.c-torture/compile/pr34448.c: New.
20640 2008-01-04 Jakub Jelinek <jakub@redhat.com>
20642 PR gcov-profile/34609
20643 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
20644 return_slot if result is TREE_ADDRESSABLE.
20646 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
20648 * config/mips/mips.md (sqrt_condition): Tweak comment.
20649 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
20651 2008-01-03 Tom Tromey <tromey@redhat.com>
20654 * c-common.c (c_type_hash): Handle VLAs.
20656 2008-01-03 Jan Hubicka <jh@suse.cz>
20658 PR tree-optimization/31081
20659 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
20660 0 when inlining and not inlining to first basic block.
20661 (remap_decl): When var is initialized to 0, don't set default_def.
20662 (expand_call_inline): Set entry_bb.
20663 * tree-inline.h (copy_body_data): Add entry_bb.
20665 2008-01-03 Jakub Jelinek <jakub@redhat.com>
20668 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
20671 PR tree-optimization/29484
20672 * tree-inline.c (inline_forbidden_p_2): New function.
20673 (inline_forbidden_p): Disallow inlining if some static var
20674 has an address of a local LABEL_DECL in its initializer.
20675 * doc/extend.texi (Labels as Values): Document &&foo behaviour
20678 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
20680 PR tree-optimization/34635
20681 * tree-data-ref.c (add_other_self_distances): Make sure that the
20682 evolution step is constant.
20684 2008-01-03 Jakub Jelinek <jakub@redhat.com>
20686 PR middle-end/34608
20687 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
20689 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
20691 * tree-sra.c (scalarize_init): Insert the generate_element_init
20692 statements after the generate_element_zero statements.
20694 2008-01-02 Richard Guenther <rguenther@suse.de>
20696 PR middle-end/34093
20697 PR middle-end/31976
20698 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
20699 for very large number of operands instead of ICEing.
20701 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
20704 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
20705 while stack probing.
20707 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
20709 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
20712 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
20714 PR libmudflap/26442
20715 * tree-mudflap.c (mx_register_decls): Guard warning by
20716 !DECL_ARTIFICIAL check.
20718 2008-01-01 Jakub Jelinek <jakub@redhat.com>
20720 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
20721 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
20722 sse5_perm<mode>): Fix constraints.