1 2008-08-29 Jan Hubicka <jh@suse.cz>
3 * tree-inline.c (insert_init_stmt): Insert sequence even when
6 2008-08-29 Jeff Law <law@redhat.com>
8 * mn10300.c (mn10300_secondary_reload_class): We need secondary
9 reloads for AM33-2 if IN is a pseudo with an equivalent memory
10 location and class is an FP register.
12 2008-08-29 Jan Hubicka <jh@suse.cz>
14 * see.c (see_merge_one_def_extension): Silence used uninitialized
16 * matrix-reorg.c (check_allocation_function): Likewise.
17 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
19 2008-08-29 Jakub Jelinek <jakub@redhat.com>
22 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
23 compute new & and | in type rather than TREE_TYPE (arg0).
25 * dwarf2out.c (fortran_common): Update comment.
26 (gen_variable_die): Swap com_die and var_die variables in Fortran
27 COMMON block handling code.
29 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
31 * dwarf2out.c (gen_const_die): New function.
32 (size_of_die, value_format, output_die): Output larger
33 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
34 (native_encode_initializer): New function.
35 (tree_add_const_value_attribute): Call it.
36 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
38 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
39 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
40 TREE_THIS_VOLATILE to add_type_attribute.
42 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
44 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
47 * dwarf2out.c (loc_by_reference): New function.
48 (add_location_or_const_value_attribute): Use it.
51 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
52 as DW_TAG_variable children of DW_TAG_common_block rather than
53 DW_TAG_member children. Put DW_AT_external to individual
54 DW_TAG_variable DIEs, not to DW_TAG_common_block.
56 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
57 loc_descriptor_from_tree_1.
61 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
62 arguments to imported_module_or_decl.
63 (debug_nothing_tree_tree): Removed.
64 (debug_nothing_tree_tree_tree_bool): New prototype.
65 * debug.c (do_nothing_debug_hooks): Adjust.
66 (debug_nothing_tree_tree): Removed.
67 (debug_nothing_tree_tree_tree_bool): New function.
68 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
69 (gen_variable_die): Put all common vars for the
70 same COMMON block under one DW_TAG_common_block.
71 (declare_in_namespace): Return new context_die, for Fortran
72 return the module DIE instead of adding extra declarations into
74 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
75 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
76 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
78 (dwarf2out_global_decl): Don't skip Fortran global vars.
79 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
80 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
81 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
82 DW_TAG_imported_declaration as child of previous
83 DW_TAG_imported_module.
84 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
85 * sdbout.c (sdb_debug_hooks): Likewise.
86 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
88 2008-08-29 Jan Hubicka <jh@suse.cz>
90 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
92 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
93 * ipa-cp.c (n_cloning_candidates): New static variable.
94 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
95 (ipcp_print_all_lattices): Improve debug output.
96 (ipcp_cloning_candidate_p): New function.
97 (ipcp_initialize_node_lattices): Use it.
98 (ipcp_init_stage): Do only analyzis here; prettier debug output.
99 (ipcp_propagate_stage): Prettier debug output.
100 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
101 (ipcp_print_all_structures): Remove.
102 (ipcp_need_redirect_p): Test !n_cloning_candidates.
103 (ipcp_insert_stage): Prettier debug output; call
104 cgraph_remove_unreachable_nodes before propagating.
105 (pass_ipa_cp): Schedule function removal pass.
106 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
108 (cgraph_maybe_hot_edge_p): Move to ...
109 * predict.c (cgraph_maybe_hot_edge_p) ... here.
110 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
111 (common_handle_option): Set them; enable ipa-cp when profiling.
112 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
113 (ipa_print_all_jump_functions): Likewise.
114 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
115 (ipa_print_node_params, ipa_print_all_params): New.
116 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
117 ipa_print_all_param_flags): Remove.
118 (ipa_print_node_params, ipa_print_all_params): New.
120 2008-08-29 Bob Wilson <bob.wilson@acm.org>
122 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
123 change from 2008-04-03.
124 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
126 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
130 * ira-color.c (push_allocnos_to_stack): Truncate
131 removed_splay_allocno_vec.
133 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
136 * ira-color (ira_fast_allocation): Don't assign hard registers to
139 2008-08-29 Jan Hubicka <jh@suse.cz>
142 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
143 for cold internal loops.
145 2008-08-29 Richard Guenther <rguenther@suse.de>
147 * tree-ssa-structalias.c (create_variable_info_for): Do not
148 create fields for heap vars or vars with a noalias state.
149 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
152 2008-08-29 Richard Guenther <rguenther@suse.de>
154 * common.opt (ftree-store-ccp): Mark as preserved for
155 backward compatibility.
156 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
157 * tree-pass.h (pass_store_ccp): Remove.
158 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
159 (first_vdef): Remove declaration.
160 (get_value_loaded_by): Likewise.
161 * tree-ssa-ccp.c (do_store_ccp): Remove.
162 (get_default_value): Simplify as do_store_ccp is always false
163 now. Do not initialize mem_ref.
164 (set_value_varying): Likewise.
165 (canonicalize_float_value): Likewise.
166 (set_lattice_value): Likewise.
167 (likely_value): Likewise.
168 (surely_varying_stmt_p): Likewise.
169 (ccp_initialize): Likewise.
170 (ccp_lattice_meet): Likewise.
171 (ccp_visit_phi_node): Likewise.
172 (ccp_fold): Likewise.
173 (evaluate_stmt): Likewise.
174 (visit_assignment): Likewise.
175 (ccp_visit_stmt): Likewise.
176 (execute_ssa_ccp): Fold into ...
177 (do_ssa_ccp): ... this.
178 (do_ssa_store_ccp): Remove.
179 (gate_store_ccp): Likewise.
180 (pass_store_ccp): Likewise.
181 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
183 * tree-ssa-propagate.c (first_vdef): Remove.
184 (get_value_loaded_by): Likewise.
185 (replace_vuses_in): Likewise.
186 (substitute_and_fold): Do not call replace_vuses_in.
187 * opts.c (decode_options): Do not set flag_tree_store_ccp.
189 2008-08-29 Richard Guenther <rguenther@suse.de>
192 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
193 PARAM_NOALIAS tags with is_heapvar.
194 * tree-ssa-operands.c (access_can_touch_variable): Offset
195 based tests do not apply for heapvars. Fix offset test.
197 2008-08-29 Jan Hubicka <jh@suse.cz>
199 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
200 (-fipa-cp-clone): Enabled by default at -O3.
201 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
202 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
204 2008-08-29 Jan Hubicka <jh@suse.cz>
206 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
208 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
210 * gimple.c (giple_copy_call_skip_args): New function.
211 (giple_copy_call_skip_args): Declare.
213 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
214 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
215 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
216 (ipcp_create_replace_map): Improve debug output.
217 (ipcp_need_redirect_p): Return false when not clonning.
218 (ipcp_update_callgraph): Skip args.
219 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
221 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
222 (save_inline_function_body): Update call of tree_function_versioning.
223 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
224 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
225 (tree_function_versioning): Likewise.
226 * tree-inline.h (tree_function_versioning): Update prototype.
228 2008-08-29 Jan Hubicka <jh@suse.cz>
230 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
231 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
232 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
233 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
234 * value-prof.c (gimple_divmod_fixed_value_transform,
235 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
236 gimple_stringops_transform): Use optimize_bb_for_size_p.
237 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
238 * final.c (compute_alignments): Use optimize_function_for_size_p.
239 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
240 (fold_builtin_strcpy, fold_builtin_fputs): Use
241 optimize_function_for_size_p.
242 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
243 * recog.c (relax_delay_slots): Likewise.
244 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
245 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
246 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
247 optimize_function_for_size_p.
248 (cgraph_decide_inlining_of_small_function): Use
249 optimize_function_for_size_p.
250 * global.c (find_reg): Use optimize_function_for_size_p.
251 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
252 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
253 flag_prefetch_loop_arrays. Those can work it out from profile.
254 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
255 optimize_loop_for_speed_p.
256 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
258 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
259 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
260 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
261 * local-alloc.c (block_alloc): Pass BB pointer.
262 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
263 * gcse.c (gcse_main): Use optimize_function_for_size_p.
264 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
265 (decide_peel_completely): Likewise.
266 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
267 optimize_loop_for_size_p.
268 (vect_enhance_data_refs_alignment): Likewise.
269 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
270 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
271 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
272 (try_crossjump_bb): Use optimize_bb_for_size_p.
273 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
274 optimize_loop_for_speed_p.
275 * bb-reorder.c (find_traces_1_round): Likewise.
276 (copy_bb): Use optimize_bb_for_speed_p.
277 (duplicate_computed_gotos): Likewise.
278 * basic-block.h (optimize_loop_nest_for_size_p,
279 optimize_loop_nest_for_speed_p): New.
280 * stmt.c (expand_case): Use optimize_insn_for_size_p.
282 2008-08-29 Tristan Gingold <gingold@adacore.com>
284 * gcov.c (main): Call expandargv.
286 2008-08-29 Jan Hubicka <jh@suse.cz>
288 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
290 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
292 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
293 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
295 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
297 2008-08-29 Jan Hubicka <jh@suse.cz>
299 * tree-pass.h (pass_strip_predict_hints): Declare.
300 * predict.c (strip_builtin_expect): Rename to ...
301 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
302 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
303 (tree_estimate_probability): Do not strip builtin_expect.
304 (pass_strip_predict_hints): New pass.
305 * tree-inline.c (expand_call_inline): When inlining cold function, predict
307 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
309 2008-08-29 Richard Guenther <rguenther@suse.de>
311 PR tree-optimization/37207
312 * tree-vrp.c (extract_range_from_binary_expr): Also try
313 to constant fold if only one of the operands is a constant.
315 2008-08-29 Nick Clifton <nickc@redhat.com>
317 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
318 the same way as SYMBOL_REFs.
320 2008-08-28 Bob Wilson <bob.wilson@acm.org>
322 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
324 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
326 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
327 * config/mips/mips.md (branch_likely): Remove const. Fix
329 (define_delay for type "branch"): Change to only apply for branch
331 (define_delay for type "branch" and "branch_likely" no). New delay
333 (equality_op): New code iterator.
334 (bbv, bbinv): New code attributes.
335 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
338 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
339 Andrew Pinski <pinskia@gcc.gnu.org>
342 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
344 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
346 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
347 rule that a symbolic constant must be defined and >= 0 for the
348 corresponding facility to be present at compile-time.
349 * gthr-posix.c: Likewise.
351 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
353 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
354 * config/mips/mips.md (D): New mode attribute.
355 (mulsi3, muldi3): Merge it into ...
356 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
358 (muldi3_mul3): New pattern.
359 (mulsi3_mult3): Rename to mulsi3_mul3.
361 2008-08-28 Jan Hubicka <jh@suse.cz>
363 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
365 * predict.c (always_optimize_for_size_p): Rename to ...
366 (optimize_function_for_size): ... this one; make extern.
367 (optimize_function_for_speed_p): New.
368 (optimize_bb_for_size_p, optimize_bb_for_size_p,
369 optimize_edge_for_size_p,optimize_edge_for_size_p,
370 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
371 * basic-block.h (optimize_function_for_size_p,
372 optimize_function_for_speed_p): Declare.
373 * i386.md (optimize_size checks): Replace them by appropriate
375 (standard_80387_constant_p, ix86_compute_frame_layout,
376 ix86_expand_epilogue, ix86_decompose_address,
377 print_operand, emit_i387_cw_initialization,
378 inline_memory_move_cost, ix86_pad_returns,
379 ix86_reorg): Replace optimize_size checks.
381 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
383 * rtl.h (simplify_subreg_regno): Declare.
384 * rtlanal.c (simplify_subreg_regno): New function, split out from...
385 * simplify-rtx.c (simplify_subreg): ...here.
386 * reload.c (find_reloads): Use simplify_subreg_regno instead of
387 subreg_offset_representable_p.
389 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
392 * c-typeck.c (convert_for_assignment): Give a note describing what
393 was passed and what was expected.
395 2008-08-28 Joey Ye <joey.ye@intel.com>
397 * doc/extend.texi: Document AVX built-in functions.
398 * doc/invoke.texi: Document -mavx.
400 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
401 Joey Ye <joey.ye@intel.com>
402 Xuepeng Guo <xuepeng.guo@intel.com>
404 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
406 * config/i386/cpuid.h (bit_FMA): New.
407 (bit_XSAVE): Likewise.
408 (bit_OSXSAVE): Likewise.
411 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
412 define. Use ASM_OUTPUT_AVX_PREFIX.
414 * config/i386/gmmintrin.h: New.
416 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
417 (OPTION_MASK_ISA_AVX_SET): New.
418 (OPTION_MASK_ISA_FMA_SET): Likewise.
419 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
420 (OPTION_MASK_ISA_FMA_SET): Likewise.
421 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
422 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
423 (pta_flags): Add PTA_AVX and PTA_FMA.
424 (override_options): Handle PTA_AVX and PTA_FMA.
425 (init_cumulative_args): Handle warn_avx.
426 (classify_argument): Return 0 for COImode and OImode. Return
427 1 and X86_64_AVX_CLASS for 256bit vector types.
428 (examine_argument): Handle X86_64_AVX_CLASS.
429 (construct_container): Likewise.
430 (function_arg_advance_32): Pass OImode and 256bit vector types
432 (function_arg_advance_64): Take a new argument to indicate if a
433 parameter is named. Handle 256bit vector types. Return
434 immediately for unnamed 256bit vector mode parameters.
435 (function_arg_advance): Updated.
436 (function_arg_32): Add comments for TImode. Handle OImode
437 and 256bit vector types.
438 (function_arg_64): Take a new argument to indicate if a
439 parameter is named. Handle 256bit vector types. Return NULL
440 for unnamed 256bit vector mode parameters.
441 (function_arg): Updated.
442 (setup_incoming_varargs_64): Support
443 AVX encoding for *sse_prologue_save_insn.
444 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
445 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
446 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
447 enabled, otherwise return -3.
448 (standard_sse_constant_opcode): Handle AVX and 256bit vector
450 (print_reg): Support AVX registers. Handle 'x' and 't'.
451 Handle 'd' to duplicate the operand.
452 (print_operand): Likewise. Also support AVX vector compare
454 (output_387_binary_op): Support AVX.
455 (output_fp_compare): Likewise.
456 (ix86_expand_vector_move_misalign): Likewise.
457 (ix86_attr_length_vex_default): New.
458 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
459 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
460 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
461 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
462 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
463 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
464 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
465 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
466 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
467 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
468 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
469 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
470 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
471 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
472 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
473 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
474 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
475 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
476 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
477 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
478 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
479 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
480 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
481 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
482 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
483 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
484 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
485 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
486 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
487 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
488 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
489 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
490 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
491 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
492 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
493 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
494 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
495 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
496 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
497 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
498 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
499 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
500 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
501 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
502 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
503 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
504 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
505 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
506 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
507 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
508 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
509 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
510 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
511 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
512 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
513 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
514 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
515 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
516 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
517 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
518 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
519 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
520 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
521 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
522 and IX86_BUILTIN_MOVMSKPS256,
523 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
524 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
525 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
526 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
527 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
528 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
529 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
530 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
531 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
532 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
533 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
534 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
535 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
536 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
537 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
538 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
539 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
540 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
541 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
542 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
543 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
544 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
545 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
546 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
547 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
548 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
549 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
550 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
551 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
552 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
553 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
554 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
555 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
556 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
557 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
558 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
559 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
560 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
561 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
562 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
563 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
564 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
565 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
566 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
567 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
568 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
569 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
570 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
571 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
572 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
573 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
574 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
575 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
576 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
577 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
578 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
579 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
580 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
582 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
583 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
584 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
585 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
586 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
587 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
588 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
589 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
590 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
591 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
592 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
593 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
594 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
595 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
596 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
597 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
598 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
599 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
600 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
601 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
602 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
603 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
604 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
605 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
606 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
607 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
608 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
609 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
610 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
611 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
612 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
613 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
614 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
615 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
616 IX86_BUILTIN_MOVMSKPS256.
617 (ix86_init_mmx_sse_builtins): Support AVX builtins.
618 (ix86_expand_args_builtin): Likewise.
619 (ix86_expand_special_args_builtin): Likewise.
620 (ix86_hard_regno_mode_ok): Handle AVX modes.
621 (ix86_expand_vector_init_duplicate): Likewise.
622 (ix86_expand_vector_init_one_nonzero): Likewise.
623 (ix86_expand_vector_init_one_var): Likewise.
624 (ix86_expand_vector_init_concat): Likewise.
625 (ix86_expand_vector_init_general): Likewise.
626 (ix86_expand_vector_set): Likewise.
627 (ix86_vector_mode_supported_p): Likewise.
628 (x86_extended_reg_mentioned_p): Check INSN_P before using
631 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
632 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
634 * config/i386/i386.h (TARGET_AVX): New.
635 (TARGET_FMA): Likewise.
636 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
637 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
638 (VALID_AVX256_REG_MODE): New.
639 (AVX256_VEC_FLOAT_MODE_P): Likewise.
640 (AVX_FLOAT_MODE_P): Likewise.
641 (AVX128_VEC_FLOAT_MODE_P): Likewise.
642 (AVX256_VEC_FLOAT_MODE_P): Likewise.
643 (AVX_VEC_FLOAT_MODE_P): Likewise.
644 (ASM_OUTPUT_AVX_PREFIX): Likewise.
645 (ASM_OUTPUT_OPCODE): Likewise.
646 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
648 (SSE_REG_MODE_P): Allow 256bit vector modes.
649 (ix86_args): Add a warn_avx field.
651 * config/i386/i386.md (UNSPEC_PCMP): New.
652 (UNSPEC_VPERMIL): Likewise.
653 (UNSPEC_VPERMIL2): Likewise.
654 (UNSPEC_VPERMIL2F128): Likewise.
655 (UNSPEC_MASKLOAD): Likewise.
656 (UNSPEC_MASKSTORE): Likewise.
657 (UNSPEC_CAST): Likewise.
658 (UNSPEC_VTESTP): Likewise.
659 (UNSPECV_VZEROALL): Likewise.
660 (UNSPECV_VZEROUPPER): Likewise.
661 (XMM0_REG): Likewise.
662 (XMM1_REG): Likewise.
663 (XMM2_REG): Likewise.
664 (XMM3_REG): Likewise.
665 (XMM4_REG): Likewise.
666 (XMM5_REG): Likewise.
667 (XMM6_REG): Likewise.
668 (XMM8_REG): Likewise.
669 (XMM9_REG): Likewise.
670 (XMM10_REG): Likewise.
671 (XMM11_REG): Likewise.
672 (XMM12_REG): Likewise.
673 (XMM13_REG): Likewise.
674 (XMM14_REG): Likewise.
675 (XMM15_REG): Likewise.
677 (prefix_vex_imm8): Likewise.
678 (prefix_vex_w): Likewise.
679 (length_vex): Likewise.
682 (*avx_ashlti3): Likewise.
683 (*avx_lshrti3): Likewise.
684 (*avx_setcc<mode>): Likewise.
685 (*fop_<mode>_comm_mixed_avx): Likewise.
686 (*fop_<mode>_comm_avx): Likewise.
687 (*fop_<mode>_1_mixed_avx): Likewise.
688 (*fop_<mode>_1_avx): Likewise.
689 (*avx_<code><mode>3): Likewise.
690 (*avx_ieee_smin<mode>3): Likewise.
691 (*avx_ieee_smax<mode>3): Likewise.
692 (mode): Add OI, V8SF and V4DF.
693 (length): Support VEX prefix.
694 (*cmpfp_i_mixed): Set prefix attribute.
695 (*cmpfp_i_sse): Likewise.
696 (*cmpfp_iu_mixed): Likewise.
697 (*cmpfp_iu_sse): Likewise.
698 (*movsi_1): Support AVX.
699 (*movdi_2): Likewise.
700 (*movdi_1_rex64): Likewise.
701 (*movti_internal): Likewise.
702 (*movti_rex64): Likewise.
703 (*movsf_1): Likewise.
704 (*movdf_nointeger): Likewise.
705 (*movdf_integer_rex64): Likewise.
706 (*movtf_internal): Likewise.
707 (zero_extendsidi2_32): Likewise.
708 (zero_extendsidi2_rex64): Likewise.
709 (*extendsfdf2_mixed): Likewise.
710 (*extendsfdf2_sse): Likewise.
711 (*truncdfsf_fast_mixed): Likewise.
712 (*truncdfsf_fast_sse): Likewise.
713 (*truncdfsf_mixed): Likewise.
714 (fix_trunc<mode>di_sse): Likewise.
715 (fix_trunc<mode>si_sse): Likewise.
716 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
717 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
718 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
719 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
720 (*rcpsf2_sse): Likewise.
721 (*rsqrtsf2_sse): Likewise.
722 (*sqrt<mode>2_sse): Likewise.
723 (sse4_1_round<mode>2): Likewise.
724 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
725 Support AVX. Set length attribute properly for AVX.
727 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
728 (VECTOR_MODES (FLOAT, 32)): Likewise.
729 (VECTOR_MODE (INT, DI, 8)): Likewise.
730 (VECTOR_MODE (INT, HI, 32)): Likewise.
731 (VECTOR_MODE (INT, QI, 64)): Likewise.
732 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
733 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
734 (VECTOR_MODE (INT, DI, 4)): Removed.
735 (VECTOR_MODE (INT, SI, 8)): Likewise.
736 (VECTOR_MODE (INT, HI, 16)): Likewise.
737 (VECTOR_MODE (INT, QI, 32)): Likewise.
738 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
739 (INT_MODE (OI, 32)): Likewise.
741 * config/i386/i386.opt (mavx): New.
744 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
746 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
747 (*mov<mode>_internal_avx): New.
748 (*movv2sf_internal_rex64_avx): Likewise.
749 (*movv2sf_internal_avx): Likewise.
751 * config/i386/predicates.md (const_4_to_5_operand): New.
752 (const_6_to_7_operand): Likewise.
753 (const_8_to_11_operand): Likewise.
754 (const_12_to_15_operand): Likewise.
755 (avx_comparison_float_operator): Likewise.
757 * config/i386/sse.md (AVX256MODEI): New.
758 (AVX256MODE): Likewise.
759 (AVXMODEQI): Likewise.
761 (AVX256MODEF2P): Likewise.
762 (AVX256MODE2P): Likewise.
763 (AVX256MODE4P): Likewise.
764 (AVX256MODE8P): Likewise.
765 (AVXMODEF2P): Likewise.
766 (AVXMODEF4P): Likewise.
767 (AVXMODEDCVTDQ2PS): Likewise.
768 (AVXMODEDCVTPS2DQ): Likewise.
769 (avxvecmode): Likewise.
770 (avxvecpsmode): Likewise.
771 (avxhalfvecmode): Likewise.
772 (avxscalarmode): Likewise.
773 (avxcvtvecmode): Likewise.
774 (avxpermvecmode): Likewise.
775 (avxmodesuffixf2c): Likewise.
776 (avxmodesuffixp): Likewise.
777 (avxmodesuffixs): Likewise.
778 (avxmodesuffix): Likewise.
779 (vpermilbits): Likewise.
780 (pinsrbits): Likewise.
781 (mov<mode>): Likewise.
782 (*mov<mode>_internal): Likewise.
783 (push<mode>1): Likewise.
784 (movmisalign<mode>): Likewise.
785 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
786 (avx_movdqu<avxmodesuffix>): Likewise.
787 (avx_lddqu<avxmodesuffix>): Likewise.
788 (<plusminus_insn><mode>3): Likewise.
789 (*avx_<plusminus_insn><mode>3): Likewise.
790 (*avx_vm<plusminus_insn><mode>3): Likewise.
791 (mul<mode>3): Likewise.
792 (*avx_mul<mode>3): Likewise.
793 (*avx_vmmul<mode>3): Likewise.
794 (divv8sf3): Likewise.
795 (divv4df3): Likewise.
796 (avx_div<mode>3): Likewise.
797 (*avx_div<mode>3): Likewise.
798 (*avx_vmdiv<mode>3): Likewise.
799 (avx_rcpv8sf2): Likewise.
800 (*avx_vmrcpv4sf2): Likewise.
801 (sqrtv8sf2): Likewise.
802 (avx_sqrtv8sf2): Likewise.
803 (*avx_vmsqrt<mode>2): Likewise.
804 (rsqrtv8sf2): Likewise.
805 (avx_rsqrtv8sf2): Likewise.
806 (*avx_vmrsqrtv4sf2): Likewise.
807 (<code><mode>3): Likewise.
808 (*avx_<code><mode>3_finite): Likewise.
809 (*avx_<code><mode>3): Likewise.
810 (*avx_vm<code><mode>3): Likewise.
811 (*avx_ieee_smin<mode>3): Likewise.
812 (*avx_ieee_smax<mode>3): Likewise.
813 (avx_addsubv8sf3): Likewise.
814 (avx_addsubv4df3): Likewise.
815 (*avx_addsubv4sf3): Likewise.
816 (*avx_addsubv2df3): Likewise.
817 (avx_h<plusminus_insn>v4df3): Likewise.
818 (avx_h<plusminus_insn>v8sf3): Likewise.
819 (*avx_h<plusminus_insn>v4sf3): Likewise.
820 (*avx_h<plusminus_insn>v2df3): Likewise.
821 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
822 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
823 (*avx_maskcmp<mode>3): Likewise.
824 (avx_nand<mode>3): Likewise.
825 (*avx_<code><mode>3): Likewise.
826 (*avx_nand<mode>3): Likewise.
827 (*avx_<code><mode>3): Likewise.
828 (*avx_cvtsi2ss): Likewise.
829 (*avx_cvtsi2ssq): Likewise.
830 (*avx_cvtsi2sd): Likewise.
831 (*avx_cvtsi2sdq): Likewise.
832 (*avx_cvtsd2ss): Likewise.
833 (avx_cvtss2sd): Likewise.
834 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
835 (avx_cvtps2dq<avxmodesuffix>): Likewise.
836 (avx_cvttps2dq<avxmodesuffix>): Likewise.
837 (*avx_cvtsi2sd): Likewise.
838 (*avx_cvtsi2sdq): Likewise.
839 (avx_cvtdq2pd256): Likewise.
840 (avx_cvtpd2dq256): Likewise.
841 (avx_cvttpd2dq256): Likewise.
842 (*avx_cvtsd2ss): Likewise.
843 (*avx_cvtss2sd): Likewise.
844 (avx_cvtpd2ps256): Likewise.
845 (avx_cvtps2pd256): Likewise.
846 (*avx_movhlps): Likewise.
847 (*avx_movlhps): Likewise.
848 (avx_unpckhps256): Likewise.
849 (*avx_unpckhps): Likewise.
850 (avx_unpcklps256): Likewise.
851 (*avx_unpcklps): Likewise.
852 (avx_movshdup256): Likewise.
853 (avx_movsldup256): Likewise.
854 (avx_shufps256): Likewise.
855 (avx_shufps256_1): Likewise.
856 (*avx_shufps_<mode>): Likewise.
857 (*avx_loadhps): Likewise.
858 (*avx_storelps): Likewise.
859 (*avx_loadlps): Likewise.
860 (*avx_movss): Likewise.
861 (*vec_dupv4sf_avx): Likewise.
862 (*vec_concatv2sf_avx): Likewise.
863 (*vec_concatv4sf_avx): Likewise.
864 (*vec_setv4sf_0_avx): Likewise.
865 (*vec_setv4sf_avx): Likewise.
866 (*avx_insertps): Likewise.
867 (avx_vextractf128<mode>): Likewise.
868 (vec_extract_lo_<mode>): Likewise.
869 (vec_extract_hi_<mode>): Likewise.
870 (vec_extract_lo_<mode>): Likewise.
871 (vec_extract_hi_<mode>): Likewise.
872 (vec_extract_lo_v16hi): Likewise.
873 (vec_extract_hi_v16hi): Likewise.
874 (vec_extract_lo_v32qi): Likewise.
875 (vec_extract_hi_v32qi): Likewise.
876 (avx_unpckhpd256): Likewise.
877 (*avx_unpckhpd): Likewise.
878 (avx_movddup256): Likewise.
879 (*avx_movddup): Likewise.
880 (avx_unpcklpd256): Likewise.
881 (*avx_unpcklpd): Likewise.
882 (avx_shufpd256): Likewise.
883 (avx_shufpd256_1): Likewise.
884 (*avx_punpckhqdq): Likewise.
885 (*avx_punpcklqdq): Likewise.
886 (*avx_shufpd_<mode>): Likewise.
887 (*avx_storehpd): Likewise.
888 (*avx_loadhpd): Likewise.
889 (*avx_loadlpd): Likewise.
890 (*avx_movsd): Likewise.
891 (*vec_concatv2df_avx): Likewise.
892 (*avx_<plusminus_insn><mode>3): Likewise.
893 (*avx_<plusminus_insn><mode>3): Likewise.
894 (*avx_mulv8hi3): Likewise.
895 (*avxv8hi3_highpart): Likewise.
896 (*avx_umulv8hi3_highpart): Likewise.
897 (*avx_umulv2siv2di3): Likewise.
898 (*avx_mulv2siv2di3): Likewise.
899 (*avx_pmaddwd): Likewise.
900 (*avx_mulv4si3): Likewise.
901 (*avx_ashr<mode>3): Likewise.
902 (*avx_lshr<mode>3): Likewise.
903 (*avx_ashl<mode>3): Likewise.
904 (*avx_<code><mode>3): Likewise.
905 (*avx_eq<mode>3): Likewise.
906 (*avx_gt<mode>3): Likewise.
907 (*avx_nand<mode>3): Likewise.
908 (*avx_nand<mode>3): Likewise.
909 (*avx_<code><mode>3): Likewise.
910 (*avx_<code><mode>3): Likewise.
911 (*avx_packsswb): Likewise.
912 (*avx_packssdw): Likewise.
913 (*avx_packuswb): Likewise.
914 (*avx_punpckhbw): Likewise.
915 (*avx_punpcklbw): Likewise.
916 (*avx_punpckhwd): Likewise.
917 (*avx_punpcklwd): Likewise.
918 (*avx_punpckhdq): Likewise.
919 (*avx_punpckldq): Likewise.
920 (*avx_pinsr<avxmodesuffixs>): Likewise.
921 (*avx_pinsrq): Likewise.
922 (*avx_loadld): Likewise.
923 (*vec_extractv2di_1_rex64_avx): Likewise.
924 (*vec_extractv2di_1_avx): Likewise.
925 (*vec_dupv2di_avx): Likewise.
926 (*vec_concatv2si_avx): Likewise.
927 (*vec_concatv4si_1_avx): Likewise.
928 (*vec_concatv2di_avx): Likewise.
929 (*vec_concatv2di_rex64_avx): Likewise.
930 (*avx_uavgv16qi3): Likewise.
931 (*avx_uavgv8hi3): Likewise.
932 (*avx_psadbw): Likewise.
933 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
934 (*avx_phaddwv8hi3): Likewise.
935 (*avx_phadddv4si3): Likewise.
936 (*avx_phaddswv8hi3): Likewise.
937 (*avx_phsubwv8hi3): Likewise.
938 (*avx_phsubdv4si3): Likewise.
939 (*avx_phsubswv8hi3): Likewise.
940 (*avx_pmaddubsw128): Likewise.
941 (*avx_pmulhrswv8hi3): Likewise.
942 (*avx_pshufbv16qi3): Likewise.
943 (*avx_psign<mode>3): Likewise.
944 (*avx_palignrti): Likewise.
945 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
946 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
947 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
948 (*avx_mpsadbw): Likewise.
949 (*avx_packusdw): Likewise.
950 (*avx_pblendvb): Likewise.
951 (*avx_pblendw): Likewise.
952 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
953 (avx_ptest256): Likewise.
954 (avx_roundp<avxmodesuffixf2c>256): Likewise.
955 (*avx_rounds<ssemodesuffixf2c>): Likewise.
956 (*avx_aesenc): Likewise.
957 (*avx_aesenclast): Likewise.
958 (*avx_aesdec): Likewise.
959 (*avx_aesdeclast): Likewise.
960 (avx_vzeroupper): Likewise.
961 (avx_vzeroupper_rex64): Likewise.
962 (avx_vpermil<mode>): Likewise.
963 (avx_vpermilvar<mode>3): Likewise.
964 (avx_vpermil2<mode>3): Likewise.
965 (avx_vperm2f128<mode>3): Likewise.
966 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
967 (avx_vbroadcastss256): Likewise.
968 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
969 (avx_vinsertf128<mode>): Likewise.
970 (vec_set_lo_<mode>): Likewise.
971 (vec_set_hi_<mode>): Likewise.
972 (vec_set_lo_<mode>): Likewise.
973 (vec_set_hi_<mode>): Likewise.
974 (vec_set_lo_v16hi): Likewise.
975 (vec_set_hi_v16hi): Likewise.
976 (vec_set_lo_v32qi): Likewise.
977 (vec_set_hi_v32qi): Likewise.
978 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
979 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
980 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
981 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
982 (vec_init<mode>): Likewise.
983 (*vec_concat<mode>_avx): Likewise.
984 (blendbits): Support V8SF and V4DF.
985 (sse2_movq128): Support AVX.
986 (<sse>_movnt<mode>): Likewise.
987 (sse2_movntv2di): Likewise.
988 (sse_rcpv4sf2): Likewise.
989 (sse_sqrtv4sf2): Likewise.
990 (sse_rsqrtv4sf2): Likewise.
991 (<sse>_comi): Likewise.
992 (<sse>_ucomi): Likewise.
993 (sse_cvtss2si): Likewise.
994 (sse_cvtss2si_2): Likewise.
995 (sse_cvtss2siq): Likewise.
996 (sse_cvtss2siq_2): Likewise.
997 (sse_cvttss2si): Likewise.
998 (sse_cvttss2siq): Likewise.
999 (sse2_cvtsd2si): Likewise.
1000 (sse2_cvtsd2si_2): Likewise.
1001 (sse2_cvtsd2siq): Likewise.
1002 (sse2_cvtsd2siq_2): Likewise.
1003 (sse2_cvttsd2si): Likewise.
1004 (sse2_cvttsd2siq): Likewise.
1005 (sse2_cvtdq2pd): Likewise.
1006 (*sse2_cvtpd2dq): Likewise.
1007 (*sse2_cvttpd2dq): Likewise.
1008 (*sse2_cvtpd2ps): Likewise.
1009 (sse2_cvtps2pd): Likewise.
1010 (sse3_movshdup): Likewise.
1011 (sse3_movsldup): Likewise.
1012 (sse_storehps): Likewise.
1013 (*sse4_1_extractps): Likewise.
1014 (sse2_storelpd): Likewise.
1015 (vec_dupv2df_sse3): Likewise.
1016 (*vec_concatv2df_sse3): Likewise.
1017 (*sse4_1_pextrb): Likewise.
1018 (*sse4_1_pextrb_memory): Likewise.
1019 (*sse2_pextrw): Likewise.
1020 (*sse4_1_pextrw_memory): Likewise.
1021 (*sse4_1_pextrd): Likewise.
1022 (*sse4_1_pextrq): Likewise.
1023 (sse2_pshufd_1): Likewise.
1024 (sse2_pshuflw_1): Likewise.
1025 (sse2_pshufhw_1): Likewise.
1026 (*sse2_storeq_rex64): Likewise.
1027 (*vec_dupv4si): Likewise.
1028 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
1029 (sse2_pmovmskb): Likewise.
1030 (*sse2_maskmovdqu): Likewise.
1031 (*sse2_maskmovdqu_rex64): Likewise.
1032 (sse_ldmxcsr): Likewise.
1033 (sse_stmxcsr): Likewise.
1034 (abs<mode>2): Likewise.
1035 (sse4_1_movntdqa): Likewise.
1036 (sse4_1_phminposuw): Likewise.
1037 (sse4_1_extendv8qiv8hi2): Likewise.
1038 (*sse4_1_extendv8qiv8hi2): Likewise.
1039 (sse4_1_extendv4qiv4si2): Likewise.
1040 (*sse4_1_extendv4qiv4si2): Likewise.
1041 (sse4_1_extendv2qiv2di2): Likewise.
1042 (*sse4_1_extendv2qiv2di2): Likewise.
1043 (sse4_1_extendv4hiv4si2): Likewise.
1044 (*sse4_1_extendv4hiv4si2): Likewise.
1045 (sse4_1_extendv2hiv2di2): Likewise.
1046 (*sse4_1_extendv2hiv2di2): Likewise.
1047 (sse4_1_extendv2siv2di2): Likewise.
1048 (*sse4_1_extendv2siv2di2): Likewise.
1049 (sse4_1_zero_extendv8qiv8hi2): Likewise.
1050 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
1051 (sse4_1_zero_extendv4qiv4si2): Likewise.
1052 (*sse4_1_zero_extendv4qiv4si2): Likewise.
1053 (sse4_1_zero_extendv2qiv2di2): Likewise.
1054 (*sse4_1_zero_extendv2qiv2di2): Likewise.
1055 (sse4_1_zero_extendv4hiv4si2): Likewise.
1056 (*sse4_1_zero_extendv4hiv4si2): Likewise.
1057 (sse4_1_zero_extendv2hiv2di2): Likewise.
1058 (*sse4_1_zero_extendv2hiv2di2): Likewise.
1059 (sse4_1_zero_extendv2siv2di2): Likewise.
1060 (*sse4_1_zero_extendv2siv2di2): Likewise.
1061 (sse4_1_ptest): Likewise.
1062 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
1063 (sse4_2_pcmpestri): Likewise.
1064 (sse4_2_pcmpestrm): Likewise.
1065 (sse4_2_pcmpistri): Likewise.
1066 (sse4_2_pcmpistrm): Likewise.
1068 (aeskeygenassist): Likewise.
1070 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
1072 * config/i386/predicates.md (vzeroall_operation): New.
1074 * config/i386/sse.md (avx_vzeroall): New.
1075 (*avx_vzeroall): Likewise.
1077 2008-08-28 Paul Brook <paul@codesourcery.com>
1078 Mark Shinwell <shinwell@codesourcery.com>
1079 Richard Earnshaw <richard.earnshaw@arm.com>
1081 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
1082 (TARGET_MIN_ANCHOR_OFFSET): New.
1083 (arm_override_options): Set correct anchor ranges for Thumb-1
1084 and Thumb-2 if required.
1085 (legitimize_pic_address): Handle case involving a TLS symbol
1086 reference with an addend.
1087 (arm_optimization_options): Enable section anchors at -O1 and
1089 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
1090 * config/arm/arm-protos.h (arm_optimization_options): New.
1092 2008-08-28 Nick Clifton <nickc@redhat.com>
1094 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
1095 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
1098 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
1099 * config/v850/v850.md (return): Remove frame size restriction.
1101 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
1103 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
1105 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
1107 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
1109 2008-08-28 Paul Brook <paul@codesourcery.com>
1111 * config/arm/vfp11.md: Update license notice.
1112 * config/arm/cortex-r4.md: Ditto.
1114 2008-08-28 Richard Guenther <rguenther@suse.de>
1116 PR tree-optimization/37207
1117 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
1120 2008-08-28 Dodji Seketeli <dodji@redhat.com>
1123 * tree.c (int_fits_type_p): Don't forget unsigned integers
1124 of type sizetype which higher end word equals -1.
1126 2008-08-28 Ira Rosen <irar@il.ibm.com>
1128 * target.h (struct vectorize): Add new target builtin.
1129 * tree-vectorizer.c (destroy_loop_vec_info): Call
1130 vect_free_slp_instance instead of vect_free_slp_node.
1131 * tree-vectorizer.h (enum slp_load_perm_type): New.
1132 (struct _slp_instance): Add new fields.
1133 (SLP_INSTANCE_LOAD_PERMUTATION): New.
1134 (SLP_INSTANCE_LOADS): New.
1135 (vect_free_slp_tree): Remove.
1136 (vect_free_slp_instance): Declare.
1137 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
1138 (vectorizable_load): Add argument.
1139 (vect_transform_slp_perm_load): New.
1140 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
1142 (vect_get_place_in_interleaving_chain): New function.
1143 (vect_free_slp_tree): Make static.
1144 (vect_free_slp_instance): New function.
1145 (vect_build_slp_tree): Add new arguments. Allow load permutations and
1146 collect the load location in the interleaving chain.
1147 (vect_supported_slp_permutation_p): New function.
1148 (vect_supported_load_permutation_p): Likewise.
1149 (vect_analyze_slp_instance): In case of loads permutation, call
1150 vect_supported_load_permutation_p to check that the permutation is
1152 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
1153 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
1154 (vect_create_mask_and_perm): New function.
1155 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
1156 (vectorizable_load): Add an argument. Don't keep the created vectors
1157 statements in the node if permutation is required. Call
1158 vect_transform_slp_perm_load to generate the permutation.
1159 (vect_transform_stmt): Add new argument. Call vectorizable_load with
1160 additional argument.
1161 (vect_schedule_slp_instance): In case of loads permutation, allocate
1162 vectorized statements structure for all the related SLP nodes. Call
1163 vect_transform_stmt with addditional argument.
1164 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
1165 * config/spu/spu.c (spu_builtin_vec_perm): New.
1166 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
1167 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
1168 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
1169 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
1171 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
1173 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
1174 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
1175 __gthread_cond_signal, __gthread_cond_timedwait,
1176 __gthread_cond_timedwait_recursive): New functions.
1177 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
1179 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
1182 2008-08-28 Richard Guenther <rguenther@suse.de>
1185 * fold-const.c (maybe_canonicalize_comparison_1): Require
1186 undefined overflow only for canonicalizing A +- CST cmp CST.
1187 Make sure to not generate new constants that are not inside
1188 their TYPE_MIN/MAX_VALUE range.
1189 (maybe_canonicalize_comparison): Remove undefined overflow
1191 (fold_binary): Remove now duplicate folding.
1193 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
1195 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
1196 use not updated in the last change.
1198 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
1200 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
1201 (IRA_COVER_CLASSES): Add FPUL_REGS.
1203 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1206 * c-common.c (conversion_warning): Check for null operands.
1208 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1211 * c-decl.c (check_for_loop_decls): Improve error message. Give
1214 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1217 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
1218 (convert_for_assignment): Pass corrent OPT_W* parameter to
1219 WARN_FOR_ASSIGNMENT.
1221 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
1224 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
1226 2008-08-27 Paul Brook <paul@codesourcery.com>
1228 * config.gcc: Loosen checks for arm uclinux eabi targets.
1230 2008-08-27 Paul Brook <paul@codesourcery.com>
1232 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
1234 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1236 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
1238 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
1239 the enumerators of an ENUMERAL_TYPE.
1240 * dbxout.c (dbxout_type): Ditto.
1242 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
1245 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
1246 (fwprop_addr): Check that the loop_father is not the outer loop.
1248 2008-08-26 Paul Brook <paul@codesourcery.com>
1250 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
1251 Remove documentation entry for fmul type.
1252 Use fmuls to annotate single-precision multiplication patterns,
1253 fmuld to annotate double-precision multiplication patterns,
1254 fmacs to annotate single-precision multiply-accumulate patterns
1255 and fmacd to annotate double-precision multiply-accumulate patterns.
1256 * config/arm/vfp11.md: Update reservations accordingly.
1257 * config/arm/arm.md: Note that certain values of the "type"
1258 attribute are documented in vfp.md.
1259 * config/arm/arm1020e.md: Remove out of date duplicate comment.
1260 (v10_cvt): Use new fmul types.
1262 2008-08-26 Paul Brook <paul@codesourcery.com>
1264 * config/arm/vfp.md: Move pipeline description for VFP11 to...
1265 * config/arm/vfp11.md: ...here. New.
1266 * config/arm/arm.md: Include vfp11.md.
1268 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
1270 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
1271 parameter to inform call.
1273 2008-08-26 Jeff Law <law@redhat.com>
1275 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
1276 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
1277 preferred class when copying a constant into a partial word register.
1279 2008-08-26 Ben Elliston <bje@au.ibm.com>
1281 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
1282 * cp/typeck.c: Likewise.
1283 * cp/tree.c: Likewise.
1284 * gimple-low.c: Likewise.
1287 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
1289 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
1290 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
1292 * doc/passes.texi: Describe IRA.
1294 * doc/tm.texi (IRA_COVER_CLASSES,
1295 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
1297 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
1298 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
1299 -fira-propagate-cost, -fno-ira-share-save-slots,
1300 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
1302 * flags.h (ira_algorithm): New enumeration.
1303 (flag_ira_algorithm, flag_ira_verbose): New external variable
1306 * postreload.c (gate_handle_postreload): Don't do post reload
1307 optimizations unless the reload is completed.
1309 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
1312 * tree-pass.h (pass_ira): New external variable declaration.
1314 * reload.h: Add 2008 to the Copyright.
1316 * cfgloopanal.c: Include params.h.
1317 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
1320 * params.h (IRA_MAX_LOOPS_NUM): New macro.
1322 * toplev.c (ira.h): New include.
1323 (flag_ira_algorithm, flag_ira_verbose): New external variables.
1324 (backend_init_target): Call ira_init.
1325 (backend_init): Call ira_init_once.
1326 (finalize): Call finish_ira_once.
1328 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
1329 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
1332 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
1333 may_move_out_cost): New external variable declarations.
1334 (move_table): New typedef.
1336 * caller-save.c: Include headers output.h and ira.h.
1337 (no_caller_save_reg_set): New global variable.
1338 (save_slots_num, save_slots): New variables.
1339 (reg_save_code, reg_restore_code, add_stored_regs): Add
1341 (init_caller_save): Set up no_caller_save_reg_set.
1342 (init_save_areas): Reset save_slots_num.
1343 (saved_hard_reg): New structure.
1344 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
1345 (initiate_saved_hard_regs, new_saved_hard_reg,
1346 finish_saved_hard_regs, saved_hard_reg_compare_func): New
1348 (setup_save_areas): Add code for sharing stack slots.
1349 (all_blocks): New variable.
1350 (save_call_clobbered_regs): Process pseudo-register too.
1351 (mark_set_regs): Process pseudo-register too.
1352 (insert_one_insn): Put the insn after bb note in a empty basic
1353 block. Add insn check.
1355 * global.c (eliminable_regset): Make it external.
1356 (mark_elimination): Use DF_LR_IN for IRA.
1357 (pseudo_for_reload_consideration_p): New.
1358 (build_insn_chain): Make it external. Don't ignore spilled
1359 pseudos for IRA. Use pseudo_for_reload_consideration_p.
1360 (gate_handle_global_alloc): New function.
1361 (pass_global_alloc): Add the gate function.
1363 * opts.c (decode_options): Set up flag_ira. Print the warning for
1365 (common_handle_option): Process -fira-algorithm and -fira-verbose.
1367 * timevar.def (TV_IRA, TV_RELOAD): New passes.
1369 * regmove.c (regmove_optimize): Don't do replacement of output for
1372 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
1373 New external variable declarations.
1375 * local-alloc.c (update_equiv_regs): Make it external. Return
1376 true if jump label rebuilding should be done. Rescan new_insn for
1378 (gate_handle_local_alloc): New function.
1379 (pass_local_alloc): Add the gate function.
1381 * alias.c (value_addr_p, stack_addr_p): New functions.
1382 (nonoverlapping_memrefs_p): Use them for IRA.
1384 * common.opt (fira, fira-algorithm, fira-coalesce,
1385 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
1386 fira-verbose): New options.
1388 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
1389 move_cost, may_move_in_cost, may_move_out_cost): Make the
1391 (move_table): Remove typedef.
1392 (init_move_cost): Make it external.
1393 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
1396 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
1397 setup_reg_classes): New function prototypes.
1398 (eliminable_regset): New external variable declaration.
1399 (build_insn_chain, update_equiv_regs): New function prototypes.
1401 * Makefile.in (IRA_INT_H): New definition.
1402 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
1403 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
1404 (reload1.o, toplev.o): Add dependence on ira.h.
1405 (cfgloopanal.o): Add PARAMS_H.
1406 (caller-save.o): Add dependence on output.h and ira.h.
1407 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
1408 ira-emit.o, ira-lives.o): New entries.
1410 * passes.c (pass_ira): New pass.
1412 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
1414 * reload1.c (ira.h): Include the header.
1415 (changed_allocation_pseudos): New bitmap.
1416 (init_reload): Initiate the bitmap.
1417 (compute_use_by_pseudos): Permits spilled registers in FROM.
1418 (temp_pseudo_reg_arr): New variable.
1419 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
1420 IRA. Call alter_reg with the additional parameter. Don't clear
1421 spilled_pseudos for IRA. Restore original insn chain for IRA.
1422 Clear changed_allocation_pseudos at the end of reload.
1423 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
1424 (hard_regno_to_pseudo_regno): New variable.
1425 (count_pseudo): Check spilled pseudos. Set up
1426 hard_regno_to_pseudo_regno.
1427 (count_spilled_pseudo): Check spilled pseudos. Update
1428 hard_regno_to_pseudo_regno.
1429 (find_reg): Use better_spill_reload_regno_p. Check
1430 hard_regno_to_pseudo_regno.
1431 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
1433 (eliminate_regs_1): Use additional parameter for alter_reg.
1434 (finish_spills): Set up pseudo_previous_regs only for spilled
1435 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
1436 more arguments. Don't clear live_throughout and dead_or_set for
1437 spilled pseudos. Use additional parameter for alter_reg. Call
1438 mark_allocation_change. Set up changed_allocation_pseudos.
1439 Remove sanity check.
1440 (emit_input_reload_insns, delete_output_reload): Use additional
1441 parameter for alter_reg. Call mark_allocation_change.
1442 (substitute, gen_reload_chain_without_interm_reg_p): New
1444 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
1446 * testsuite/gcc.dg/20080410-1.c: New file.
1448 * config/s390/s390.h (IRA_COVER_CLASSES,
1449 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
1451 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
1453 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
1455 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
1457 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
1459 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
1461 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
1463 2008-08-24 Jeff Law <law@redhat.com>
1464 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
1465 when ignoring unavailable registers.
1467 2008-08-24 Jeff Law <law@redhat.com>
1468 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
1469 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
1470 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
1471 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
1473 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
1474 * ira-build.c (allocno_range_compare_func): Stabilize sort.
1476 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
1477 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
1478 * reload1.c (find_reg): Process registers in register allocation order.
1480 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
1481 * toplev.c (backend_init_target): Move ira_init call from
1483 (lang_dependent_init_target): ...to here.
1485 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
1486 * ira.c (setup_class_subset_and_memory_move_costs): Don't
1487 calculate memory move costs for NO_REGS.
1489 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
1490 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
1491 STACK_REGS is defined.
1493 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1494 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
1496 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
1497 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
1499 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
1500 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
1501 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
1504 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
1505 Dorit Nuzman <dorit@il.ibm.com>
1507 * gcc/config/spu/spu.md (vec_extract_evenv4si,
1508 vec_extract_evenv4sf, vec_extract_evenv8hi,
1509 vec_extract_evenv16qi, vec_extract_oddv4si,
1510 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
1511 vec_interleave_highv4sf, vec_interleave_lowv4sf,
1512 vec_interleave_highv4si, vec_interleave_lowv4si,
1513 vec_interleave_highv8hi, vec_interleave_lowv8hi,
1514 vec_interleave_highv16qi, vec_interleave_lowv16qi,
1515 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
1517 2008-08-25 Janis Johnson <janis187@us.ibm.com>
1520 * config/rs6000/rs6000.c (optimization_options): Don't default to
1521 section anchors without toplevel reorder.
1523 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1525 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
1526 (mfc_end_critical_section): Likewise.
1528 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1530 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
1531 all type qualifiers from element type to vector type.
1533 2008-08-25 David Daney <ddaney@avtrex.com>
1535 * config/mips/mips.md (immediate_insn): Move up in file, fix
1536 comment typo, reformat.
1537 (fetchop_bit, atomic_hiqi_op memory_barrier,
1538 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
1539 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
1540 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
1541 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
1542 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
1543 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
1544 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
1545 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
1546 sync_old_nand<mode>, sync_new_nand<mode>,
1547 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
1548 test_and_set_12): Moved to sync.md.
1550 * config/mips/sync.md: New file.
1552 2008-08-25 Richard Henderson <rth@redhat.com>
1554 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
1555 (regsave): Likewise.
1556 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
1557 (output_cfi_directive): Likewise.
1558 (div_data_align): New.
1559 (output_cfi): Use it.
1561 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
1563 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
1564 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
1565 (TARGET_OCTEON): New macro.
1566 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
1567 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
1568 (ISA_HAS_POP): New macro.
1569 * config/mips/driver-native.c (host_detect_local_cpu): Handle
1571 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1573 * config/mips/mips.md (cpu): Add octeon.
1574 (type): Add pop attribute value.
1575 (popcount<mode>2): New pattern.
1576 * doc/invoke.texi (-march=@var{arch}): Add octeon.
1578 2008-08-24 Jan Hubicka <jh@suse.cz>
1580 * doc/invoke.texi (-fipa-cp-clone): New option.
1581 (-fipa-cp): Update docs.
1582 (--param ipcp-unit-growth):New.
1583 * ipa-cp.c: Include fibheap.h, params.h
1584 (ipcp_initialize_node_lattices): When not cloning, all externally
1585 visible functions are bottom.
1586 (ipcp_need_redirect_p): Accept clones.
1587 (ipcp_insert_stage): Use cost driven heuristics.
1588 (max_count, dead_nodes): New static vars.
1589 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
1590 ipcp_const_param_count): New functions.
1591 * common.opt (ipa-cp-clone): New command line option.
1592 * params.def (ipcp-unit-growth): New.
1594 2008-08-24 Jan Hubicka <jh@suse.cz>
1596 * tree-inline.c (tree_function_versioning): Look harder
1597 for referenced vars.
1599 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
1601 PR tree-optimization/37185
1602 * matrix-reorg.c (transform_access_sites): Update changed stmt.
1604 2008-08-23 Jan Hubicka <jh@suse.cz>
1606 * ipa-cp.c (ipcp_analyze_node): New function.
1607 (ipcp_update_cloned_node): Use it.
1608 (ipcp_init_stage): Likewise.
1609 * ipa-inline.c (function_insertion_hook_holder): New static var.
1610 (analyze_function): Break out from ....
1611 (inline_generate_summary): Here; register insertion hook.
1612 (cgraph_decide_inlining): Remove hook.
1613 (add_new_function): New function.
1615 2008-08-23 Jan Hubicka <jh@suse.cz>
1617 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
1619 2008-08-23 Jan Hubicka <jh@suse.cz>
1621 * ipa-cp.c (constant_val_insert): Remove.
1622 (ipcp_propagate_one_const): Remove.
1623 (ipcp_create_replace_map): Always insert replacements to the map.
1624 (ipcp_insert_stage): Do not try to insert statements by hand.
1625 * tree-inline.c (insert_init_stmt): Break out from ...
1626 (setup_one_parameter): ... here; allow NULL BB pointer.
1627 (tree_function_versioning): Use setup_one_parameter to process
1630 2008-08-23 Jan Hubicka <jh@suse.cz>
1632 * tree.c (decl_address_ip_invariant_p): New function.
1633 * tree.h (decl_address_ip_invariant_p): Declare.
1634 * gimple.c (strip_invariant_refs): Break out from ...
1635 (is_gimple_invariant_address): ... here
1636 (is_gimple_ip_invariant_address): New function.
1637 (is_gimple_ip_invariant): New function.
1638 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
1641 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
1642 (ipcp_lat_is_insertable): All constants are insertable.
1643 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
1644 IPA_CONST_VALUE_REF.
1645 (ipcp_initialize_node_lattices): Propagate all types of operands.
1646 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
1647 (ipcp_create_replace_map): Reformat.
1648 (ipcp_need_redirect_p): Simplify.
1649 (ipcp_insert_stage): Check that argument is used before clonning.
1650 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
1651 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
1652 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
1653 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
1654 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
1655 (jump_func_type): Remove IPA_CONST_VALUE_REF.
1656 * tree-inline.c (tree_function_versioning): Add variables referenced by
1659 2008-08-23 Jan Hubicka <jh@suse.cz>
1662 * i386.c (standard_80387_constant_p): Use optimize_size.
1664 2008-08-23 Ira Rosen <irar@il.ibm.com>
1666 PR tree-optimization/37161
1667 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
1668 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
1669 (vect_determine_vectorization_factor): Move the scalar type
1670 retrieval to vect_get_smallest_scalar_type.
1671 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
1672 scalar type. Remove redundant computation.
1673 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
1674 (vect_get_slp_defs): Take the type of RHS into account if
1675 necessary by calling vect_get_smallest_scalar_type. Call
1676 vect_get_constant_vectors with additional argument.
1678 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1681 * doc/invoke.texi (Wwrite-strings): Clarify description.
1683 2008-08-23 Ira Rosen <irar@il.ibm.com>
1685 PR tree-optimization/37174
1686 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
1687 def stmt is a part of the loop before accessing its stmt_vec_info.
1689 2008-08-22 Anatoly Sokolov <aesok@post.ru>
1692 * config/avr/avr.md (UNSPEC_SWAP): New constants.
1693 (*swap): New insn pattern.
1694 (*ashlqi3): Rename from ashlqi3 insn pattern.
1695 (ashlqi3): New expanders.
1696 (*lshrqi3): Rename from lshrqi3 insn pattern.
1697 (lshrqi3): New expanders.
1698 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
1699 lshrqi3_const5, lshrqi3_const6): New splitters.
1700 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
1701 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
1704 2008-08-22 Richard Guenther <rguenther@suse.de>
1706 PR tree-optimization/37078
1707 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
1708 [+INF, +INF] ranges.
1710 2008-08-22 Richard Guenther <rguenther@suse.de>
1712 PR tree-optimization/37143
1713 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
1714 a conversion statement instead of a copy.
1716 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
1719 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
1720 CCCmode, CCOmode and CCSmode destination modes.
1723 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
1724 from different units in a single alternative.
1725 (*vec_extractv2sf_1): Ditto.
1726 (*vec_extractv2si_0): Ditto.
1727 (*vec_extractv2si_1): Ditto.
1728 * config/i386/sse.md (sse2_storehpd): Ditto.
1729 (sse2_storelpd): Ditto.
1730 (sse2_loadhpd): Ditto.
1731 (sse2_loadlpd): Ditto.
1734 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
1735 (popcountsi2): Ditto.
1736 (clzdi2_abm): Ditto.
1737 (popcountdi2): Ditto.
1738 (clzhi2_abm): Ditto.
1739 (popcounthi2): Ditto.
1741 2008-08-22 Richard Guenther <rguenther@suse.de>
1745 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
1746 if the multiplication does not overflow.
1748 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
1750 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
1752 2008-08-21 Richard Henderson <rth@redhat.com>
1754 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
1755 spurrious comma from test.
1756 * configure: Rebuild.
1758 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1761 * builtins.c (fold_builtin_next_arg): Add warning about undefined
1764 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
1766 * c-tree.h (grokfield): New argument.
1767 * c-decl.c (grokfield): Handle new location argument.
1768 * c-parser.c (c_parser_struct_declaration): Pass location to
1771 2008-08-21 Richard Guenther <rguenther@suse.de>
1773 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
1775 2008-08-21 Jan Hubicka <jh@suse.cz>
1777 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
1778 (cgraph_add_function_insertion_hook,
1779 cgraph_remove_function_insertion_hook,
1780 cgraph_call_function_insertion_hooks): New functions.
1781 * cgraph.h (cgraph_add_function_insertion_hook,
1782 cgraph_remove_function_insertion_hook,
1783 cgraph_call_function_insertion_hooks): Declare.
1784 * ipa-reference.c (function_insertion_hook_holder): New variable.
1785 (check_operand, look_for_address_of): When checking late, do not care
1786 about module bitmaps.
1787 (add_new_function): New function.
1788 (generate_summary): Register hooks; zero module bitmaps.
1789 (propagate): Unregister hooks.
1790 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
1791 (add_new_function): New function.
1792 (generate_summary): Register hook.
1793 (propagate): Remove hook.
1795 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
1797 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
1798 * ipa-cp.c (ipcp_update_cloned_node): New function.
1799 (build_const_val): Handle functions correctly; bring type logic
1800 into sync with tree-inline.c
1801 (ipcp_init_stage): Take care of computing stuff needed by
1802 indirect inlining; update clones.
1803 (ipcp_generate_summary): Break out of ipcp_driver.
1804 (ipcp_driver): Do only execution and transformation.
1805 (pass_ipa_cp): Make IPA_PASS.
1806 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
1808 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
1809 ipcp, some info is already available.
1810 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
1811 * tree-inline.c (remap_ssa_name): Unshare expression.
1813 2008-08-21 Richard Guenther <rguenther@suse.de>
1815 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
1816 a PHI ask VN if it is already available.
1817 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
1818 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
1820 2008-08-21 Richard Guenther <rguenther@suse.de>
1823 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
1824 makes sure to produce a result of the correct type.
1826 2008-08-21 Jan Hubicka <jh@suse.cz>
1827 Backport from LTO branch:
1829 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1830 Jan Hubicka <jh@suse.cz>
1833 (init_state, finish_state, set_function_state, generate_summary):
1835 (scan_stmt): Renamed from scan_function. Changed to keep state in
1836 local static vars rather than cgraph aux field.
1837 (propagate): Renamed from static_execute. Changed to keep state in
1838 local static vars rather than cgraph aux field.
1839 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
1840 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
1842 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1844 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
1845 * ipa-reference.c (init_function_info, generate_summary,
1846 propagate): New functions.
1847 (analyze_function): Call init_function_info.
1848 (static_execute): Stripped into generate_summary and propagate.
1849 (pass_ipa_reference): Made into ipa_opt_pass.
1851 2008-08-21 Richard Guenther <rguenther@suse.de>
1853 PR tree-optimization/37181
1854 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
1856 (extract_range_from_unary_expr): Likewise.
1858 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1860 * diagnostic.c (pedwarn_at): Rename as pedwarn.
1862 * toplev.h (pedwarn_at): Likewise.
1863 * builtins.c: Update all calls to pedwarn.
1864 * c-lex.c: Likewise.
1865 * toplev.c: Likewise.
1866 * c-tree.h: Likewise.
1867 * c-decl.c: Likewise.
1868 * c-errors.c: Likewise.
1869 * c-typeck.c: Likewise.
1870 * c-common.c: Likewise.
1871 * c-parser.c: Likewise.
1873 2008-08-20 Joseph Myers <joseph@codesourcery.com>
1876 * config/sparc/sparc.c (function_arg_slotno): Handle structure
1877 with MODE_VECTOR_INT mode.
1879 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1882 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
1883 initialized outside the current module.
1884 (warn_uninitialized_var): Ignore left-hand side when walking the
1885 trees. Ignore address expressions. Examine VUSE operands in gimple
1886 statements with a variable declaration on the right-hand side.
1888 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
1891 * rtlanal.c (subreg_offset_representable_p): Revert last change.
1893 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1896 * c-common.c (conversion_warning): Do not warn if applying bit-and
1897 operator to unsigned constant that fits in the target type.
1899 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1902 * c-common.c (conversion_warning): Do not warn for artificial
1905 2008-08-20 Richard Guenther <rguenther@suse.de>
1907 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
1908 (extract_range_from_binary_expr): Fall back to constant propagation.
1909 (extract_range_from_unary_expr): Likewise.
1911 2008-08-20 Richard Guenther <rguenther@suse.de>
1913 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
1914 with TREE_THIS_VOLATILE on shared nodes.
1915 (fold_stmt_r): Likewise.
1917 2008-08-20 Jakub Jelinek <jakub@redhat.com>
1920 * c-parser.c (c_parser_attributes): For keywords use canonical
1921 spelling for attr_name.
1923 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1925 * value-prof.c (check_counter): Revert wrong call to error.
1927 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1929 * profile.c: Update calls to inform.
1930 * value-prof.c: Update calls to inform.
1932 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1934 * diagnostic.c (inform): Add an explicit location_t parameter.
1935 * toplev.h (inform): Update declaration.
1936 * builtins.c: Update all calls to inform.
1937 * c-common.c: Likewise.
1938 * c-decl.c: Likewise.
1939 * c-opts.c: Likewise.
1940 * c-pch.c: Likewise.
1941 * c-pragma.c: Likewise.
1942 * c-typeck.c: Likewise.
1943 * coverage.c: Likewise.
1945 * toplev.c: Likewise.
1946 * tree-cfg.c: Likewise.
1947 * tree-ssa.c: Likewise.
1949 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
1952 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
1953 V2DI mode, for SSE4.1, use movq instead of vector set if the
1954 second element is zero and inter-unit moves are OK.
1956 2008-08-20 Richard Guenther <rguenther@suse.de>
1958 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
1959 properly handle conversion/copy chains after tuplification.
1961 2008-08-20 Richard Guenther <rguenther@suse.de>
1963 * passes.c (init_optimization_passes): Move the second
1964 forwprop pass before alias computation. Remove the second
1965 DCE pass. Remove the first dominator and phi copy/const
1968 2008-08-20 Nick Clifton <nickc@redhat.com>
1970 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
1971 support of this feature. Do not assume that a sufficiently new
1972 assembler will support the feature regardless of the target type.
1973 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
1974 * configure: Regenerate.
1976 2008-08-20 Richard Guenther <rguenther@suse.de>
1978 * tree-vrp.c (found_in_subgraph): Remove.
1979 (live): New global static.
1980 (live_on_edge): New function.
1981 (blocks_visited): Remove.
1982 (register_edge_assert_for_2): Use live_on_edge.
1983 (find_conditional_asserts): Remove code dealing with
1984 found_in_subgraph. Do not walk the CFG.
1985 (find_switch_asserts): Likewise.
1986 (find_assert_locations_1): Renamed from find_assert_locations.
1987 Move finding assert locations for conditional and switch
1988 statements first. Update live bitmap. Do not walk the CFG.
1989 (find_assert_locations): New function.
1990 (insert_range_assertions): Remove entry of CFG walk.
1991 Adjust call to find_assert_locations.
1992 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
1993 that only can appear because of fake exit edges but assert we
1994 never try to insert on those.
1995 (fini_pre): Do not remove fake exit edges here...
1996 (execute_pre): ...but here, before committing edge inserts.
1998 2008-08-19 Richard Guenther <rguenther@suse.de>
2000 * passes.c (init_optimization_passes): Exchange store-ccp
2003 2008-08-19 Rafael Espindola <espindola@google.com>
2005 * varasm.c (weak_decls): Move earlier in the file.
2006 (assemble_external): Add weak decls to the weak_decls list.
2007 (declare_weak): Don't add decls to the weak_decls list.
2009 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
2012 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
2013 before (sse2_shufpd_<mode>).
2015 2008-08-19 Jakub Jelinek <jakub@redhat.com>
2018 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
2019 * tree.c (block_nonartificial_location): Likewise.
2021 2008-08-19 Richard Guenther <rguenther@suse.de>
2023 PR tree-optimization/35972
2024 PR tree-optimization/23094
2025 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
2027 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
2028 handle MISALIGNED_INDIRECT_REF.
2029 (get_ref_from_reference_ops): New helper.
2030 (vn_reference_lookup_pieces): Walk the use-def chain using the
2031 alias-oracle if requested.
2032 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
2033 walking the use-def chain.
2034 (compute_avail): But not here.
2035 (create_component_ref_by_pieces_1): Properly handle
2036 MISALIGNED_INDIRECT_REF.
2037 (do_regular_insertion): Handle fully redundant
2038 expressions after PHI-translation also for SSA_NAME values, not
2039 only constants. Correctly use edoubleprime for that.
2041 2008-08-19 Ira Rosen <irar@il.ibm.com>
2043 * tree-vectorizer.c (supportable_widening_operation): Support
2044 multi-step conversion, return the number of steps in such conversion
2045 and the required intermediate types.
2046 (supportable_narrowing_operation): Likewise.
2047 * tree-vectorizer.h (vect_pow2): New function.
2048 (supportable_widening_operation): Change argument types.
2049 (supportable_narrowing_operation): Likewise.
2050 (vectorizable_type_promotion): Add an argument.
2051 (vectorizable_type_demotion): Likewise.
2052 * tree-vect-analyze.c (vect_analyze_operations): Call
2053 vectorizable_type_promotion and vectorizable_type_demotion with
2054 additional argument.
2055 (vect_get_and_check_slp_defs): Detect patterns.
2056 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
2058 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
2059 vect_build_slp_tree with correct arguments. Calculate unrolling factor
2060 according to the smallest type in the loop.
2061 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
2062 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
2063 supportable_widening_operation with correct arguments.
2064 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
2065 operands lists according to the number of vector statements in left
2066 or right node, if exists.
2067 (vect_gen_widened_results_half): Remove unused argument.
2068 (vectorizable_conversion): Call supportable_widening_operation,
2069 supportable_narrowing_operation, and vect_gen_widened_results_half
2070 with correct arguments.
2071 (vectorizable_assignment): Change documentation, support multiple
2073 (vectorizable_operation): Likewise.
2074 (vect_get_loop_based_defs): New function.
2075 (vect_create_vectorized_demotion_stmts): Likewise.
2076 (vectorizable_type_demotion): Support loop-aware SLP and general
2077 multi-step conversion. Call vect_get_loop_based_defs and
2078 vect_create_vectorized_demotion_stmts for transformation.
2079 (vect_create_vectorized_promotion_stmts): New function.
2080 (vectorizable_type_promotion): Support loop-aware SLP and general
2081 multi-step conversion. Call vect_create_vectorized_promotion_stmts
2083 (vectorizable_store): Change documentation, support multiple
2085 (vectorizable_load): Likewise.
2086 (vect_transform_stmt): Pass SLP_NODE to
2087 vectorizable_type_promotion and vectorizable_type_demotion.
2088 (vect_schedule_slp_instance): Move here the calculation of number
2089 of vectorized statements for each node from...
2090 (vect_schedule_slp): ... here.
2091 (vect_transform_loop): Call vect_schedule_slp without the last
2094 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
2097 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
2098 to == in assert statement.
2099 (vectorizable_reduction): Fix typo.
2101 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
2104 * value-prof.c (check_counter): Dereference pointer to overall
2105 count when printing it.
2107 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
2109 * profile.h: Really add it.
2111 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
2113 * mcf.c: Really add it.
2115 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
2116 Vinodha Ramasamy <vinodha@google.com>
2118 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
2120 * value-prof.c (check_counter): Fix the counter if
2121 flag_profile_correction is true.
2122 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2123 tree_mod_subtract_transform):
2124 Follow check_counter parameter change.
2125 * common.opt (fprofile-correction): New option.
2127 * profile.h: Likewise.
2128 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
2129 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
2130 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
2132 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
2133 flag_profile_correction is set.
2135 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
2137 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
2139 2008-08-18 Tomas Bily <tbily@suse.cz>
2141 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
2142 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
2144 * tree-data-ref.c (split_constant_offset_1): Likewise.
2145 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
2146 * tree-sra.c (sra_walk_expr): Likewise.
2147 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
2148 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2149 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
2150 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
2152 * gimple.c (gimple_assign_unary_nop_p): Likewise.
2153 * tree-vect-transform.c (vectorizable_type_demotion)
2154 (vectorizable_type_promotion): Likewise.
2155 * tree-inline.c (expand_call_inline):
2156 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2157 (forward_propagate_addr_expr_1, forward_propagate_comparison)
2158 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2159 * expr.c (expand_expr_real_1): Likewise.
2160 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
2161 (gimple_assign_unary_useless_conversion_p): Likewise.
2162 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2163 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
2164 * fold-const.c (fold_unary): Likewise.
2165 * tree.h (CONVERT_EXPR_P): Likewise.
2166 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
2167 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2169 (register_edge_assert_for_2, extract_range_from_unary_expr)
2170 (register_edge_assert_for_1): Likewise.
2172 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2174 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
2175 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
2176 (enum real_value_const): Delete.
2177 (get_real_const): Delete.
2178 * real.c (get_real_const): Delete.
2179 (dconst_e_ptr): Define.
2180 (dconst_third_ptr): Define.
2181 (dconst_sqrt2_ptr): Define.
2182 * builtins.c: Update all callers.
2184 2008-08-18 Richard Guenther <rguenther@suse.de>
2186 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
2187 statement iterator after statement removal.
2189 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
2191 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
2192 (detect_processor_freebsd): Likewise.
2193 (host_detect_local_cpu): Call newly added functions for FreeBSD.
2195 2008-08-18 Richard Guenther <rguenther@suse.de>
2197 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
2198 and loads have the correct types.
2200 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2203 * c-opts.c (cpp_opts): Remove static.
2204 * c-parser.c (cpp_opts): Declare it extern.
2205 (disable_extension_diagnostics): Handle cpp options.
2206 (enable_extension_diagnostics): Likewise.
2208 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2210 * diagnostics.c (permerror_at): Rename as permerror.
2211 (permerror): Delete.
2212 * toplev.h: Likewise.
2214 2008-08-18 Richard Guenther <rguenther@suse.de>
2216 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
2217 sdse1 and addressables2 passes. Replace dce1 with cddce1.
2218 Move call_cdce before build_alias. Move copyrename2,
2219 cunrolli and ccp2 beafore build_alias. Re-add addressable2
2220 right after final inlining.
2221 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
2222 (pass_build_cfg): But instead via TODO_dump_func.
2224 2008-08-18 Richard Guenther <rguenther@suse.de>
2226 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
2228 (scalarize_init): If we failed to generate some initializers
2229 do not generate zeros for not instantiated members. Instead
2230 rely on the copy out.
2231 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
2232 about missing flow-sensitive alias info only if we have
2235 2008-08-17 Nick Clifton <nickc@redhat.com>
2237 * doc/extend.texi (Function Attributes): Fix typo in description
2238 if hot function attribute.
2240 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
2241 Richard Sandiford <rdsandiford@googlemail.com>
2243 * doc/install.texi (--with-mips-plt): Document.
2244 * doc/invoke.texi (-mplt, -mno-plt): Document.
2245 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
2246 and handle ${with_mips_plt}.
2247 * config/mips/mips.opt (mplt): New option.
2248 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
2249 (TARGET_ABICALLS_PIC2): Likewise.
2250 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
2251 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
2252 (ASM_SPEC): Use !mabi=* instead of !mabi*.
2253 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
2254 to decide whether to output ".option picX" directives.
2255 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
2256 Pass -call_nonpic rather than -KPIC for -mplt.
2257 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
2258 on the command line. Also remove it when -mabi=64 is used without
2260 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
2261 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
2262 TARGET_ABICALLS_PIC0.
2263 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
2265 (mips16_build_function_stub): Only output ".option pic" directives
2266 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
2267 (mips16_build_call_stub): Fix comment and remove redundant
2268 ".set at"/"set .noat" directives.
2269 (mips_function_rodata_section): Use the default behaviour for
2270 TARGET_ABSOLUTE_ABICALLS.
2271 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
2272 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
2273 (mips_restore_gp): Do nothing if the current function doesn't use
2275 (mips_expand_prologue): Only save $gp if the current function uses it.
2276 Use a normal move for TARGET_ABICALLS_PIC0.
2277 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
2279 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
2281 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
2282 of function when handling GLOBAL_POINTER_REGNUM.
2284 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
2287 * common.opt (-fstack-check): Do not declare the variable here.
2288 (-fstack-check=): New option variant.
2289 * doc/invoke.texi (Code Gen Options): Document it.
2290 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
2291 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
2292 (STACK_CHECK_STATIC_BUILTIN): New macro.
2293 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
2294 * opts.c: Include expr.h.
2295 (common_handle_option) <OPT_fold_stack_check_>: New case.
2296 <OPT_fstack_check>: Likewise.
2297 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
2298 consistently in the test for variable-sized types. Adjust for
2299 new behaviour of flag_stack_check.
2300 * explow.c: Include except.h.
2301 (allocate_dynamic_stack_space): Do not take into account
2302 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
2303 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
2304 for variable-sized parameters. Treat all parameters whose size is
2305 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
2306 stack checking is enabled.
2307 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
2308 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
2309 if generic stack checking is enabled.
2310 (expand_function_end): Adjust for new behaviour of flag_stack_check.
2311 * reload1.c (reload): Likewise.
2312 * stmt.c (expand_decl): Assert that all automatic variables have
2313 fixed size at this point and remove dead code.
2314 * flags.h (stack_check_type): New enumeration type.
2315 (flag_stack_check): Declare.
2316 * toplev.c (flag_stack_check): New global variable.
2317 * Makefile.in (opts.o): Add dependency on EXPR_H.
2318 (explow.o): Add dependency on except.h.
2320 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
2322 * config/avr/avr.c (avr_override_options): Reduce value of
2323 PARAM_INLINE_CALL_COST.
2325 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
2327 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
2328 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
2329 lieu of TYPE_MODE (type) throughout.
2331 2008-08-15 Joseph Myers <joseph@codesourcery.com>
2333 * config/arm/arm.c (add_minipool_backward_ref): Check for
2334 8-byte-aligned entries in second case of forcing insertion after a
2335 particular entry. Change third case to avoid inserting
2336 non-8-byte-aligned entries before 8-byte-aligned ones.
2338 2008-08-15 Richard Guenther <rguenther@suse.de>
2340 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
2341 strip components for unknown size accesses.
2343 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
2345 * config/s390/2097.md New file.
2346 * config/s390/s390.md ("z10prop" attribute): Define none,
2347 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
2348 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
2349 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
2350 possible values and apply them to insns as appropriate.
2351 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
2352 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
2353 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
2354 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
2356 ("bfp" mode attribute): Removed. Every occurence replaced
2358 * config/s390/s390.c (struct "z10_cost"): Updated entries.
2359 * config/s390/2084.md (insn_reservation "x_itof"): Updated
2362 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2365 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
2368 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
2370 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
2371 additional argument. Support reduction when duplication is needed due
2372 to data-types of different sizes in the loop.
2373 (get_initial_def_for_induction): Fix printout.
2374 (vect_get_vec_def_for_stmt_copy): Support case where the
2375 vec_stmt_for_operand is a phi node.
2376 (vectorizable_reduction): Support reduction when duplication is needed
2377 due to data-types of different sizes in the loop.
2378 (vectorizable_call): Remove restriction to not vectorize in case we
2379 have data-types of different sizes in the loop.
2380 (vectorizable_conversion): Likewise.
2381 (vectorizable_operation): Likewise.
2382 (vectorizable_type_demotion): Likewise.
2383 (vectorizable_type_promotion): Likewise.
2384 (vectorizable_induction): Add restriction to not vectorize in case
2385 we have data-types of different sizes in the loop.
2387 2008-08-14 Christophe Saout <christophe@saout.de>
2388 Uros Bizjak <ubizjak@gmail.com>
2391 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
2392 (*vec_concatv2di_rex64_sse4_1): Ditto.
2393 (*vec_concatv2di_rex64_sse): Ditto.
2395 2008-08-14 Jakub Jelinek <jakub@redhat.com>
2398 * fold-const.c (fold_widened_comparison): Do not allow
2399 sign changes that change the result even if shorter type
2400 is wider than arg1_unw's type.
2402 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
2404 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
2405 Skip if the multilib testing specifies -march that does not
2406 agree with the one specified in the testcase.
2408 2008-08-13 Joseph Myers <joseph@codesourcery.com>
2410 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
2411 zero extend SImode values being converted to TFmode before passing
2414 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2416 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
2417 __PPU__ when targeting the Cell/B.E. PPU processor.
2419 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
2421 * gimple.h (gimple_call_set_chain): Accept SSA variables.
2422 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
2423 Rematerialize the static chain, if any.
2424 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
2427 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
2429 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
2430 (new_loc_descr): Likewise.
2431 (add_loc_descr): Likewise.
2432 (size_of_loc_descr): Likewise.
2433 (size_of_locs): Likewise.
2434 (output_loc_operands): Likewise.
2435 (output_loc_sequence): Likewise.
2436 (new_reg_loc_descr): New.
2437 (build_cfa_loc): Use it.
2438 (build_cfa_aligned_loc): Likewise.
2439 (one_reg_loc_descriptor): Likewise.
2440 (based_loc_descr): Likewise.
2442 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2445 * doc/invoke.texi (Wmain): Update.
2446 * c-decl.c (start_decl): warn_main is only 0 or 1.
2447 (start_function): Likewise. Fix formatting.
2448 (finish_function): Delete redundant warning.
2449 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
2450 * c-opts (c_common_handle_option): -Wall only has effect if
2451 warn_main is uninitialized. OPT_Wmain is automatically
2452 handled. -pedantic also enables Wmain.
2453 (c_common_post_options): Handle all logic for Wmain here.
2454 * c-common.c (warn_main): Delete.
2455 (check_main_parameter_types): Make pedwarns conditional on
2457 * c-common.h (warn_main): Delete.
2459 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
2462 * expr.c (emit_group_store): Allocate stack temp with the
2463 largest alignment when copying from register to stack.
2465 2008-08-13 Richard Guenther <rguenther@suse.de>
2467 * tree.h (maybe_fold_offset_to_address): Declare.
2468 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
2469 (ccp_fold): Handle pointer conversions the same as fold_stmt.
2470 Likewise for POINTER_PLUS_EXPR.
2471 (maybe_fold_offset_to_reference): Enable disabled code.
2472 (maybe_fold_offset_to_address): New function.
2473 (fold_stmt_r): Use it.
2474 (fold_gimple_assign): Likewise.
2475 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
2476 (gimplify_expr): Likewise.
2478 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2480 * toplev.h (pedwarn_at): Fix declaration.
2482 2008-08-13 Joseph Myers <joseph@codesourcery.com>
2484 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2485 LINK_SPEC): Use %R in -Y P argument.
2487 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2490 * diagnostic.c (pedwarn_at): New.
2491 * toplev.h (pedwarn_at): Declare.
2492 * c-tree.h (build_enumerator): Update declaration.
2493 * c-decl.c (finish_enum): Update comment.
2494 (build_enumerator): Take a location parameter. Give a pedwarn but do
2495 not perform any conversion.
2496 * c-parser.c (c_parser_enum_specifier): Set correct location for
2499 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2502 * c-common.c (conversion_warning): Use a switch. Ignore boolean
2503 expressions except for conversions to signed:1 bitfields. Handle
2504 COND_EXPR with constant operands.
2506 2008-08-13 Richard Guenther <rguenther@suse.de>
2508 PR tree-optimization/15255
2509 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
2510 (struct oecount_s): New struct and VEC types.
2512 (oecount_hash): New function.
2513 (oecount_eq): Likewise.
2514 (oecount_cmp): Likewise.
2515 (zero_one_operation): New function.
2516 (build_and_add_sum): Likewise.
2517 (undistribute_ops_list): Perform un-distribution of multiplication
2518 and division on the chain of summands.
2519 (should_break_up_subtract): Also break up subtracts for factors.
2520 (reassociate_bb): Delete dead visited statements.
2521 Call undistribute_ops_list. Re-sort and optimize if it did something.
2522 * passes.c (init_optimization_passes): Move DSE before
2524 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
2527 2008-08-12 Janis Johnson <janis187@us.ibm.com>
2529 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
2531 * doc/invoke.texi: Revert unintended checkin.
2533 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
2536 * gcc.c (include_spec_function): Tweak call to find_a_file.
2538 2008-08-12 Jakub Jelinek <jakub@redhat.com>
2541 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
2542 and TRUTH_ORIF_EXPR.
2543 * dojump.c (do_jump): Likewise.
2545 PR tree-optimization/37084
2546 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
2547 if id->regimplify, don't assume stmt is a cast assignment.
2549 2008-08-12 Anatoly Sokolov <aesok@post.ru>
2551 * final.c (final_scan_insn): Use app_enable/app_disable functions.
2553 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2556 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
2559 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2561 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
2562 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
2564 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
2565 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
2566 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
2567 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
2568 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
2570 * doc/tm.texi (Storage Layout): Remove documentation for
2571 TARGET_FLOAT_FORMAT.
2573 * simplify-rtx.c (simplify_binary_operation_1): Replace
2574 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
2576 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2578 * real.h (struct real_format): New member has_sign_dependent_rounding.
2579 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
2580 spu_single_format, ieee_double_format, mips_double_format,
2581 motorola_double_format, ieee_extended_motorola_format,
2582 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
2583 ieee_extended_intel_96_round_53_format, ibm_extended_format,
2584 mips_extended_format, ieee_quad_format, mips_quad_format,
2585 vax_f_format, vax_d_format, vax_g_format): Initialize it.
2586 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
2588 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
2589 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
2590 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
2591 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
2592 (ROUND_TOWARDS_ZERO): Likewise.
2594 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
2595 (FLOAT_MODE_FORMAT): New macro.
2596 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
2597 (MODE_COMPOSITE_P): ... this new macro.
2598 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
2599 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
2600 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
2602 * flags.h: Include "real.h".
2604 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
2605 REAL_MODE_FORMAT_COMPOSITE_P.
2606 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2608 * doc/tm.texi (Storage Layout): Remove documentation of
2609 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
2610 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
2611 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
2612 they only apply to libgcc2.a.
2614 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2616 * config/spu/float_disf.c: New file.
2617 * config/spu/float_unsdisf.c: New file.
2618 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
2619 (LIB2FUNCS_EXCLUDE): Define.
2621 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2622 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2624 * real.h (struct real_format): New member round_towards_zero.
2625 * real.c (round_for_format): Respect fmt->round_towards_zero.
2626 (ieee_single_format, mips_single_format, motorola_single_format,
2627 spu_single_format, ieee_double_format, mips_double_format,
2628 motorola_double_format, ieee_extended_motorola_format,
2629 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
2630 ieee_extended_intel_96_round_53_format, ibm_extended_format,
2631 mips_extended_format, ieee_quad_format, mips_quad_format,
2632 vax_f_format, vax_d_format, vax_g_format): Initialize it.
2633 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
2635 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
2636 real_format to choose rounding mode when calling MPFR functions.
2637 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
2638 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
2640 * real.h (real_to_decimal_for_mode): Add prototype.
2641 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
2642 Respect target rounding mode when generating decimal representation.
2643 (real_to_decimal): New stub for backwards compatibility.
2644 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
2645 real_to_decimal_for_mode instead of real_to_decimal.
2647 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
2649 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2650 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2652 * real.c (spu_single_format): New variable.
2653 * real.h (spu_single_format): Declare.
2655 * config/spu/spu.c (spu_override_options): Install SFmode format.
2656 (spu_split_immediate): Use integer mode to operate on pieces of
2657 floating-point values in all cases.
2659 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
2660 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
2661 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
2663 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2665 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
2667 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2669 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
2671 2008-08-12 Jakub Jelinek <jakub@redhat.com>
2674 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
2675 on the VAR_DECL instead of TYPE_READONLY on its type.
2677 2008-08-12 Ira Rosen <irar@il.ibm.com>
2679 * tree-vectorizer.c: Depend on langhooks.h.
2680 (supportable_widening_operation): Add two arguments. Support double
2682 (supportable_narrowing_operation): Likewise.
2683 * tree-vectorizer.h (supportable_widening_operation): Add two
2685 (supportable_narrowing_operation): Likewise.
2686 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
2687 supportable_widening_operation with correct arguments.
2688 * tree-vect-transform.c (vectorizable_conversion): Likewise.
2689 (vectorizable_type_demotion): Support double type conversions.
2690 (vectorizable_type_promotion): Likewise.
2691 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
2693 2008-08-11 Michael Matz <matz@suse.de>
2695 * i386/i386.c (override_options): Move initialisation from
2696 flag_schedule_insns_after_reload to here from ...
2697 (optimization_options): ... here.
2699 2008-08-11 Jakub Jelinek <jakub@redhat.com>
2701 PR rtl-optimization/36998
2702 * dwarf2out.c (compute_barrier_args_size_1,
2703 compute_barrier_args_size): Temporarily remove assertions.
2705 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2708 * tree-ssa.c (struct walk_data): Add new flag
2709 warn_possibly_uninitialized.
2710 (warn_uninitialized_var): Use it.
2711 (warn_uninitialized_vars): New.
2712 (execute_early_warn_uninitialized): Call it.
2713 (execute_late_warn_uninitialized): Likewise.
2715 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2718 * reload1.c (gen_reload): Guard calls to get_secondary_mem
2721 2008-08-09 Jan Hubicka <jh@suse.cz>
2724 * optabs.c (maybe_emit_unop_insn): Remove produced code if
2726 (expand_fix): Be prepared for expansion to fail.
2727 (expand_sfix_optab): Remove instructions if expansion failed.
2729 2008-08-09 Anatoly Sokolov <aesok@post.ru>
2731 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
2733 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
2734 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2736 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2738 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
2739 mips/t-libgcc-mips16 to tmake_file.
2740 * config/mips/mips-protos.h (mips_call_type): New enum.
2741 (mips_pic_base_register, mips_got_load): Declare.
2742 (mips_restore_gp): Take an rtx argument.
2743 (mips_use_pic_fn_addr_reg_p): Declare.
2744 (mips_expand_call): Replace the sibcall_p argument with
2745 a mips_call_type argument. Add a lazy_p parameter.
2746 (mips_split_call): Declare.
2747 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
2748 (MIPS16_PIC_TEMP): Likewise.
2749 (reg_class): Delete M16_NA_REGS.
2750 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
2751 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
2752 (mips_split_hi_p): Declare.
2753 * config/mips/mips.c (mips_split_hi_p): New array.
2754 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
2755 (mips_got_symbol_type_p): New function.
2756 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
2757 (mips16_stub_function_p): New function.
2758 (mips16_local_function_p): Likewise.
2759 (mips_use_pic_fn_addr_reg_p): Likewise.
2760 (mips_cannot_force_const_mem): Return false for HIGHs.
2761 Extend CONST_INT and symbolic handling to MIPS16, using
2762 mips_symbol_insns to check that the base symbol type is a
2763 legitimate constant. Reject GOT-based constants if
2764 TARGET_MIPS16_PCREL_LOADS.
2765 (mips_const_insns): Check targetm.cannot_force_const_mem when
2766 decomposing a symbolic base and a large offset.
2767 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
2768 When calling a function that needs $25 from MIPS16 code,
2769 move the target address into $25 separately and add a USE
2771 (mips16_gp_pseudo_reg): Insert the initializer immediately
2772 before the first real insn.
2773 (mips_pic_base_register, mips_got_load): New functions.
2774 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
2775 parameter to LOW_OUT. Say that it can be any valid SET_SRC
2776 when splitting a load-address operation. Split SYMBOL_GOT_DISP
2777 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
2778 (mips_call_tls_get_addr): Update the call to mips_expand_call,
2779 also passing NULL_RTX rather than const0_rtx as the aux argument.
2780 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
2781 instead of TARGET_EXPLICIT_RELOCS.
2782 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
2783 (mips_load_call_address): Replace the sibcall_p argument with
2784 a mips_call_type argument. Use mips_got_load.
2785 (mips16_local_alias): New structure.
2786 (mips16_local_aliases): New variable.
2787 (mips16_local_aliases_hash): New function.
2788 (mips16_local_aliases_eq): Likewise.
2789 (mips16_local_alias): Likewise.
2790 (mips16_stub_function): Likewise.
2791 (mips16_build_function_stub): Create a local alias for the target
2792 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
2793 .cpload directive and an R_MIPS_NONE relocation for the target
2794 function, then load the alias rather than the function itself.
2795 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
2796 (mips16_copy_fpr_return_value): Use mips16_stub_function and
2797 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
2798 (mips16_build_call_stub): Replace the FN parameter with an
2799 FN_PTR parameter. Force the address into a register if it
2800 isn't a call_insn_operand; don't rely on the caller to do this.
2801 If a call to a locally-defined and locally-binding MIPS16
2802 function must be made indirectly, redirect the call to the
2803 function's local alias. Use mips16_stub_function_p,
2804 mips16_stub_function, mips_expand_call and use_reg.
2805 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
2806 Use explicit %hi and %lo accesses where possible.
2807 Use MIPS_CALL to generate the correct code form of a
2808 jal instruction. Add clobbers of $18 instead of uses.
2809 Update the call to mips_emit_call_insn.
2810 (mips_expand_call): Replace the SIBCALL_P argument with a
2811 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
2812 Take a LAZY_P parameter. Call mips16_build_call_stub first,
2813 allowing it to modify the call address. Update the calls to
2814 mips_load_call_address and mips_emit_call_insn.
2815 (mips_split_call): New function.
2816 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
2817 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
2818 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
2819 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
2820 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
2822 (mips_cprestore_slot): New function.
2823 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
2824 and use mips_cprestore_slot.
2825 (mips_output_function_prologue): Handle TARGET_MIPS16 for
2827 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
2828 then use a copygp_mips16 instruction to set up $28.
2829 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
2830 (mips16_lay_out_constants): Call split_all_insns_noflow.
2831 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
2832 false if TARGET_MIPS16.
2833 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
2834 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
2835 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
2836 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
2837 MIPS16 code. Allow MIPS16 o32 PIC.
2838 (mips_override_options): Allow MIPS16 o32 PIC.
2839 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
2840 after reload if TARGET_USE_GOT.
2841 (UNSPEC_COPYGP): New constant.
2842 (length): Use a default length of 8 for MIPS16 GOT loads.
2843 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
2844 (*got_page<mode>): Check mips_split_hi_p.
2845 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
2846 (unspec_got<mode>, unspec_call<mode>): New expanders.
2847 (load_got<mode>, load_call<mode>): Remove the length attributes.
2848 Use a got attribute instead of a type attribute.
2849 (copygp_mips16): New insn.
2850 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
2851 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
2852 (sibcall, sibcall_value, call, call_value): Update the calls
2853 to mips_expand_call.
2854 (call_internal, call_value_internal): Use mips_split_call.
2855 (call_value_multiple_internal): Likewise.
2856 (call_split): Move after call_internal (the insn it is split from).
2857 (call_internal_direct, call_value_internal_direct): Turn into
2858 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
2859 (call_direct_split, call_value_direct_split): New patterns.
2860 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
2861 and use M16_REGS instead of M16_NA_REGS.
2862 * config/mips/predicates.md (const_call_insn_operand): Replace
2863 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
2864 mips_use_pic_fn_addr_reg_p check.
2865 (move_operand): Reject HIGHs if mips_split_hi_p.
2866 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
2867 (__mips16_floatunsisf): Inline __mips16_floatsisf.
2868 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
2869 * config/mips/libgcc-mips16.ver: New file.
2870 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
2871 $(srcdir)/config/mips/libgcc-mips16.ver.
2873 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2875 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
2876 (mips_unspec_address, mips_unspec_offset_high): Likewise.
2877 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
2878 (mips16_cfun_returns_in_fpr_p): Likewise.
2880 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2882 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
2883 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
2884 rather than 4 to PC.
2886 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2888 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
2889 (FUNCTION_PROFILER): Save the static chain pointer into $2
2890 beforehand and restore it aftewards.
2891 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
2892 address directly into $25 and call the function through $25;
2893 do not clobber $3. Pad the DImode version to cover the space
2894 left by the deleted $25 <- $3 move.
2895 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
2896 the removal of the $25 <- $3 move.
2897 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
2898 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
2900 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2901 Daniel Jacobowitz <dan@codesourcery.com>
2903 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
2904 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
2905 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
2906 * config/mips/mips.c (mips_start_function_definition): New function.
2907 (mips_end_function_definition): Likewise.
2908 (mips_output_function_prologue): Use mips_start_function_definition.
2909 (mips_output_function_epilogue): Use mips_end_function_definition.
2910 (build_mips16_function_stub): Use mips_start_function_definition
2911 and mips_end_function_definition.
2912 (build_mips16_call_stub): Likewise.
2914 2008-08-09 Richard Guenther <rguenther@suse.de>
2916 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
2917 * gimple.h (gimple_call_fn): Adjust comment.
2918 (gimple_call_set_fndecl): New function.
2919 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
2920 longer having bare FUNCTION_DECL operand.
2921 (gimple_call_return_type): Likewise.
2922 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
2924 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
2925 (gimple_mod_pow2): Likewise.
2926 (gimple_mod_subtract): Likewise.
2927 (gimple_ic): Likewise.
2928 (gimple_stringop_fixed_value): Likewise.
2929 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
2930 longer having bare FUNCTION_DECL operand.
2931 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
2932 * omp-low.c (optimize_omp_library_calls): Likewise.
2933 * cgraphunit.c (update_call_expr): Likewise.
2934 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
2935 (execute_convert_to_rsqrt): Likewise.
2936 * cfgexpand.c (gimple_to_tree): Simplify.
2937 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
2938 bare FUNCTION_DECL operand.
2939 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
2940 (convert_gimple_call): Use gimple_call_fndecl.
2941 * c-common.c (c_warn_unused_result): Likewise.
2943 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2946 * c-typeck.c (digest_init): Call verify_sequence_points from here.
2947 (c_finish_return): Likewise.
2948 (c_start_case): Likewise.
2949 * c-common.c (warn_for_collisions_1): Use explicit location in
2951 * c-parser.c (c_parser_condition): New. Call
2952 verify_sequence_points.
2953 (c_parser_paren_condition): Call c_parser_condition.
2954 (c_parser_for_statement): Call c_parser_condition.
2956 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2959 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
2960 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
2961 Moved from diagnostic.h
2962 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
2964 (emit_diagnostic): New.
2965 (warning0, pedwarn0): Delete.
2966 (warning, warning_at, pedwarn, permerror): Return bool.
2967 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
2968 Moved to diagnostic.c.
2969 (struct diagnostic_context): Use correct type for
2970 classify_diagnostic.
2971 (diagnostic_report_diagnostic): Update declaration.
2972 (emit_diagnostic): Declare.
2973 * errors.c (warning): Return bool.
2974 * errors.h (warning): Update declaration.
2975 * toplev.h (warning0, pedwarn0): Delete.
2976 (warning, warning_at, pedwarn, permerror): Return bool.
2977 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
2978 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
2979 inform. Update all calls.
2980 (diagnose_mismatched_decls): Check return value of warning/pedwarn
2981 before giving informative note.
2982 (implicit_decl_warning): Likewise.
2983 * c-typeck.c (build_function_call): Likewise.
2984 * tree-sssa.c (warn_uninit): Likewise.
2985 * builtins.c (gimplify_va_arg_expr): Likewise.
2987 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2990 * doc/invoke.texi (-Wextra): Move warning from here...
2991 (-Wuninitialized): ... to here.
2993 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2996 * flags.h (set_Wunused): Delete
2997 * toplev.c (process_options): Handle Wunused flags here.
2998 * opts.c (maybe_warn_unused_parameter): Delete.
2999 (common_handle_option): Replace set_Wunused by warn_unused.
3000 (set_Wextra): Do not handle Wunused-parameter here.
3001 (set_Wunused): Delete.
3002 * c-opts.c (c_common_handle_option): Replace set_Wunused by
3004 * common.opt (Wunused): Add Var and Init.
3005 (Wunused-function): Likewise.
3006 (Wunused-label): Likewise.
3007 (Wunused-parameter): Likewise.
3008 (Wunused-value): Likewise.
3009 (Wunused-variable): Likewise.
3011 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
3013 * doc/invoke.texi: Add cpu_type power7.
3014 * config.in (HAVE_AS_VSX): New.
3015 * config.gcc: Add cpu_type power7.
3016 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
3018 * configure: Regenerate.
3019 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
3021 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
3022 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
3023 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
3025 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
3027 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
3028 type to vectorize.builtin_conversion.
3029 (vectorizable_conversion): Likewise.
3030 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
3031 integral type as input.
3032 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
3034 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
3035 and ALTIVEC_BUILTIN_VCTSXS.
3036 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
3039 2008-08-08 Richard Guenther <rguenther@suse.de>
3041 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
3042 (surely_varying_stmt_p): Calls are varying only if they are
3043 non-builtin and not indirect or have no result.
3044 (ccp_fold): Re-instantiate code before the tuples merge.
3046 2008-08-08 Richard Guenther <rguenther@suse.de>
3048 PR tree-optimization/37056
3049 * gimple.h (gimple_assign_rhs_class): New helper function.
3050 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
3051 unary operations properly.
3053 2008-08-07 Jan Hubicka <jh@suse.cz>
3055 * i386.h (ix86_size_cost): Declare.
3056 (ix86_cur_cost): New function macro.
3057 * i386.md (peepholes expanding size and splitters): Predicate by
3058 optimize_insn_for_speed_p.
3059 (peepholes reduce size and splitters): Predicate by
3060 optimize_insn_for_size_p.
3061 * i386.c (ix86_size_cost): Rename from ...
3062 (size_cost): This one.
3063 (override_options): Update.
3064 (decide_alg): Likewise.
3065 (ix86_expand_clear): Use RTL profile.
3066 (ix86_pad_returns): Use RTL profile.
3068 2008-08-07 Jan Hubicka <jh@suse.cz>
3070 * recog.c (split_all_insns): Set RTL profile
3071 (peephole2_optimize): Likewise.
3072 * function.c (thread_prologue_and_epilogue_insns): Likewise.
3073 * combine.c (combine_instructions): Likewise.
3075 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3077 * c-common.c (c_common_reswords): Also warn about keyword "bool".
3079 2008-08-07 Bob Wilson <bob.wilson@acm.org>
3081 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
3082 value in a6 after the set_frame_ptr insn.
3084 2008-08-07 Richard Henderson <rth@redhat.com>
3087 * gcc.c (cpp_options): Pass along -g*.
3089 2008-08-07 Joseph Myers <joseph@codesourcery.com>
3091 * config/arm/arm.c (output_move_neon): Update comment describing
3092 big-endian vector layout.
3093 (arm_assemble_integer): Do not handle big-endian NEON vectors
3095 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
3096 neon_vget_lane<mode>_sext_internal,
3097 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
3098 element indices for big-endian.
3100 2008-08-07 Richard Henderson <rth@redhat.com>
3102 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
3103 * configure, config.in: Rebuild.
3104 * debug.h (dwarf2out_do_cfi_asm): Declare.
3105 * c-cppbuiltin.c (c_cpp_builtins): Use it.
3106 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
3107 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
3108 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
3110 2008-08-07 Joseph Myers <joseph@codesourcery.com>
3112 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
3113 movv2si_internal): Combine into mov<mode>_internal.
3114 (movv2si_internal_2): Remove.
3116 2008-08-07 Jan Hubicka <jh@suse.cz>
3119 * i386.md (single stringop patterns): Enable unconditionally.
3121 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
3124 * config/i386/emmintrin.h (_mm_move_epi64): Use
3125 __builtin_ia32_movq128.
3127 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
3128 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
3130 * config/i386/sse.md (sse2_movq128): New.
3132 * doc/extend.texi: Document __builtin_ia32_movq128.
3134 2008-08-07 Richard Guenther <rguenther@suse.de>
3137 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
3138 pointers can access anything.
3140 2008-08-06 Jan Hubicka <jh@suse.cz>
3142 * optabs.c (emit_unop_insn): Break out to ...
3143 (maybe_emit_unop_insn): ... this one.
3144 (expand_sfix_optab): Use maybe variant.
3145 * optabs.h (maybe_emit_unop_insn): Declare.
3147 * i386.md (mov0 patterns): Enable by default.
3148 (FP conversion expanders): Disable expansion of code expanding
3149 sequences when instruction should be optimized for size.
3150 (single strinop patterns): Enable when optimizing for size.
3151 (string expanders): Disable expanding of code expanding sequences
3152 when optimizning instruction for size.
3153 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
3155 (ix86_fp_comparison_sahf_cost): Likewise.
3156 (ix86_expand_branch): Likewise.
3157 (ix86_expand_ashl_const): Likewise.
3158 (ix86_split_ashl): Likewise.
3159 (ix86_expand_strlen): Likewise.
3160 (ix86_emit_fp_unordered_jump): Likewie.
3162 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3164 * c-common.c: Fix typo.
3165 (c_common_reswords): Activate more C++ keyword warnings.
3167 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
3169 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3172 * diagnostic.c (permerror_at): New.
3173 * toplev.h (permerror_at): Declare.
3175 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
3176 Ira Rosen <irar@il.ibm.com>
3178 * tree-vect-transform.c (vect_model_simple_cost): Return
3179 immediately if stmt is pure SLP.
3180 (vect_model_store_cost): Ditto.
3181 (vect_model_load_cost): Ditto.
3182 (vectorizable_store): Remove PURE_SLP check before call
3183 to vect_model_store_cost.
3184 (vect_model_store_cost): When checking whether stmt describe
3185 strided access, add a check that it is not slp_node.
3187 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3190 * c-common.c (warn_for_sign_compare): New. Handle separately the
3191 case that 'constant' is zero.
3192 * c-typeck.c (build_binary_op): Move code to c-common.c
3194 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3196 * config/alpha/alpha.c (alpha_preferred_reload_class,
3197 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
3198 alpha_output_mi_thunk_osf): Avoid C++ keywords.
3199 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
3200 * config/arm/arm.md: Likewise.
3201 * config/avr/avr-protos.h (preferred_reload_class,
3202 test_hard_reg_class, avr_simplify_comparison_p,
3203 out_shift_with_cnt, class_max_nregs): Likewise.
3204 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
3205 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
3206 preferred_reload_class, test_hard_reg_class): Likewise.
3207 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
3208 bfin_memory_move_cost, bfin_secondary_reload,
3209 bfin_output_mi_thunk): Likewise.
3210 * config/crx/crx.c (crx_secondary_reload_class,
3211 crx_memory_move_cost): Likewise.
3212 * config/frv/frv-protos.h (frv_secondary_reload_class,
3213 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
3214 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
3215 frv_secondary_reload_class, frv_class_likely_spilled_p,
3216 frv_class_max_nregs): Likewise.
3217 * config/h8300/h8300.c (h8300_classify_operand,
3218 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
3220 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
3221 * config/ia64/ia64.c (ia64_preferred_reload_class,
3222 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
3223 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
3224 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
3226 * config/m68hc11/m68hc11.c (preferred_reload_class,
3227 m68hc11_memory_move_cost): Likewise.
3228 * config/mcore/mcore.c (mcore_secondary_reload_class,
3229 mcore_reload_class): Likewise.
3230 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
3231 mips_class_max_nregs, mips_cannot_change_mode_class,
3232 mips_preferred_reload_class, mips_secondary_reload_class,
3233 mips_output_mi_thunk): Likewise.
3234 * config/mmix/mmix.c (mmix_preferred_reload_class,
3235 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
3237 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3239 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
3240 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
3241 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3242 * config/rs6000/rs6000.c (paired_expand_vector_init,
3243 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
3244 compare_section_name, rs6000_memory_move_cost): Likewise.
3245 * config/s390/s390.c (s390_emit_compare_and_swap,
3246 s390_preferred_reload_class, s390_secondary_reload,
3247 legitimize_pic_address, legitimize_tls_address,
3248 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
3249 s390_class_max_nregs): Likewise.
3250 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3251 * config/s390/s390.md: Likewise.
3252 * config/score/score-protos.h (score_secondary_reload_class,
3253 score_preferred_reload_class): Likewise.
3254 * config/score/score.c (score_preferred_reload_class,
3255 score_secondary_reload_class): Likewise.
3256 * config/score/score3.c (score3_output_mi_thunk,
3257 score3_preferred_reload_class, score3_secondary_reload_class,
3258 score3_hard_regno_mode_ok): Likewise.
3259 * config/score/score3.h (score3_preferred_reload_class,
3260 score3_secondary_reload_class): Likewise.
3261 * config/score/score7.c (score7_output_mi_thunk,
3262 score7_preferred_reload_class, score7_secondary_reload_class,
3263 score7_hard_regno_mode_ok): Likewise.
3264 * config/score/score7.h (score7_preferred_reload_class,
3265 score7_secondary_reload_class): Likewise.
3266 * config/sh/sh.c (prepare_move_operands, output_far_jump,
3267 output_branchy_insn, add_constant, gen_block_redirect,
3268 sh_insn_length_adjustment, sh_cannot_change_mode_class,
3269 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
3271 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3272 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
3273 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
3274 xstormy16_preferred_reload_class): Likewise.
3275 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
3276 xtensa_expand_atomic, override_options,
3277 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
3279 * reorg.c (try_merge_delay_insns): Likewise.
3280 * tree.c (merge_dllimport_decl_attributes): Likewise.
3282 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
3284 2008-08-06 Michael Matz <matz@suse.de>
3286 * Makefile.in (write_entries_to_file): Quote words.
3287 * gengtype.c: (read_input_line): Skip over leading white-space.
3289 2008-08-06 Marc Gauthier <marc@tensilica.com>
3291 * config.gcc: Match more processor names for Xtensa.
3292 * configure.ac: Likewise.
3293 * doc/install.texi (Specific): Likewise.
3294 * configure: Regenerate.
3296 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3298 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
3299 * calls.c (avoid_likely_spilled_reg): Likewise.
3300 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
3301 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
3302 * config/i386/i386.c (ix86_expand_special_args_builtin,
3303 ix86_secondary_reload): Likewise.
3304 * except.c (struct eh_region, gen_eh_region_catch,
3305 remove_unreachable_regions, duplicate_eh_regions,
3306 assign_filter_values, build_post_landing_pads,
3307 sjlj_find_directly_reachable_regions, remove_eh_handler,
3308 reachable_next_level, foreach_reachable_handler,
3309 can_throw_internal_1, can_throw_external_1,
3310 collect_one_action_chain): Likewise.
3311 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
3312 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
3313 * function.c (update_temp_slot_address, instantiate_new_reg,
3314 instantiate_virtual_regs_in_rtx,
3315 instantiate_virtual_regs_in_insn): Likewise.
3316 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
3317 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
3318 gimplify_cleanup_point_expr): Likewise.
3319 * ipa-cp.c (ipcp_lattice_changed): Likewise.
3320 * passes.c (next_pass_1): Likewise.
3321 * print-tree.c (print_node_brief, print_node): Likewise.
3322 * profile.c (branch_prob): Likewise.
3323 * tree-dump.c (dump_register): Likewise.
3324 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
3326 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
3327 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
3328 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
3329 copy_arguments_for_versioning, copy_static_chain): Likewise.
3330 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
3331 add_new_name_mapping, register_new_name_mapping): Likewise.
3332 * tree-mudflap.c (mf_xform_derefs): Likewise.
3333 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
3334 get_init_expr, combine_chains): Likewise.
3335 * tree-pretty-print.c (dump_generic_node): Likewise.
3336 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
3337 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
3338 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
3339 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
3341 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
3344 * calls.c (expand_call): Use the biggest preferred stack
3347 2008-08-06 Michael Matz <matz@suse.de>
3350 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
3351 for reused reload, instead of overwriting them.
3353 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
3356 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
3357 for incoming stack boundary.
3359 * function.c (assign_parm_find_entry_rtl): Update
3360 parm_stack_boundary.
3362 * function.h (rtl_data): Add parm_stack_boundary.
3364 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
3365 parm_stack_boundary for incoming stack boundary.
3367 2008-08-06 Joseph Myers <joseph@codesourcery.com>
3369 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
3370 for unrepresentable subregs or treat them as equal to other regs
3371 or subregs with the same register number.
3373 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
3376 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
3379 2008-08-06 Jan Hubicka <jh@suse.cz>
3381 * predict.c (maybe_hot_frequency_p): When profile is absent, all
3382 frequencies might be hot.
3384 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
3386 * reload.c (find_reloads): Force constants into literal pool
3387 also if they are wrapped in a SUBREG.
3389 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3392 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
3393 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
3394 Don't allow predicated instructions for data speculation.
3395 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
3398 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3400 * haifa-sched.c (extend_global): Split to extend_global_data and
3401 extend_region_data. Update all uses.
3402 (extend_all): Rename to extend_block_data.
3404 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3406 * sched-rgn.c (new_ready): Check if instruction can be
3407 speculatively scheduled before attempting speculation.
3408 (debug_rgn_dependencies): Remove wrongful assert.
3410 2008-08-05 Bob Wilson <bob.wilson@acm.org>
3412 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
3414 2008-08-05 Bob Wilson <bob.wilson@acm.org>
3416 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
3417 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
3418 va_size, and type_size.
3420 2008-08-04 Jason Merrill <jason@redhat.com>
3423 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
3424 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
3426 2008-08-05 Richard Henderson <rth@redhat.com>
3428 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
3429 * configure: Rebuild.
3431 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3434 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
3435 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
3438 2008-08-05 Richard Henderson <rth@redhat.com>
3440 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
3441 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
3442 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
3443 * common.opt (fdwarf2-cfi-asm): New.
3444 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
3445 * config.in, configure: Rebuild.
3446 * dwarf2asm.c (dw2_asm_output_data_raw): New.
3447 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
3448 (dw2_force_const_mem): Externalize.
3449 * dwarf2asm.h: Update.
3450 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
3451 generate a real label.
3452 (output_cfi_directive): New.
3453 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
3454 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
3455 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
3457 (dwarf2out_end_epilogue): Emit .cfi_endproc.
3458 (output_loc_operands_raw, output_loc_sequence_raw): New.
3459 (output_cfa_loc_raw): New.
3461 2008-08-05 Paul Brook <paul@codesourcery.com>
3463 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
3464 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
3465 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
3466 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
3467 * config/arm/arm.h (TARGET_VFPD32): Define.
3468 (TARGET_VFP3): Use TARGET_VFPD32.
3469 (fputype): Add FPUTYPE_VFP3D16.
3470 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
3471 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
3472 * config/arm/arm-cores.def: Add cortex-r4f.
3473 * config/arm/arm-tune.md: Regenerate.
3475 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3477 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
3478 Reword some comments throughout the file.
3480 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
3481 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
3482 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
3483 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
3485 (MFC_START_ENABLE): Remove PPU-only define.
3486 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
3487 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
3489 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
3490 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
3491 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
3492 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
3493 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
3494 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
3495 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
3497 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
3498 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
3499 (mfc_sdcrt, mfc_sdcrtst): Likewise.
3500 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
3502 (spu_read_machine_status): Fix typo.
3504 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3506 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
3507 SUBREG of multi-word hard register.
3508 * config/spu/spu.c (valid_subreg): Likewise.
3509 (adjust_operand): Handle SUBREGs of multi-word hard registers.
3511 2008-08-04 Richard Guenther <rguenther@suse.de>
3513 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
3514 the candidate with the stripped base if that base is different
3515 from the original base even for offset zero.
3517 2008-08-04 Richard Guenther <rguenther@suse.de>
3520 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
3521 check for no_overflow.
3523 2008-08-04 Richard Guenther <rguenther@suse.de>
3525 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
3527 2008-08-04 Paul Brook <paul@codesourcery.com>
3529 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
3530 (arm_order_regs_for_local_alloc): New function.
3531 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
3533 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
3535 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
3538 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
3539 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
3540 (ix86_expand_epilogue): Likewise.
3542 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
3544 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
3547 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
3549 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
3550 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
3551 (*movv2sf_internal_rex64): Ditto.
3553 2008-08-03 Jan Hubicka <jh@suse.cz>
3555 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
3556 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
3557 * expmed.c (expand_smod_pow2): Likewise.
3559 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
3562 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
3563 alternative 0 of operand 1.
3564 (*vec_concatv2di_rex64_sse): Ditto.
3565 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
3567 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
3568 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
3569 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
3570 (*movv2sf_internal_rex64): Ditto.
3572 2008-08-02 Richard Guenther <rguenther@suse.de>
3575 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
3576 (ssedoublesizemode): New mode attribute.
3577 (sse_shufps): Call gen_sse_shufps_v4sf.
3578 (sse_shufps_1): Macroize.
3579 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
3580 (sse2_shufpd_1): Macroize.
3581 (vec_extract_odd, vec_extract_even): New expanders.
3582 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
3583 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
3584 * i386.c (ix86_expand_vector_init_one_nonzero): Call
3585 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
3586 (ix86_expand_vector_set): Likewise.
3587 (ix86_expand_reduc_v4sf): Likewise.
3589 2008-08-01 Doug Kwan <dougkwan@google.com>
3591 * matrix-reorg.c: Re-enable all code.
3592 (struct malloc_call_data): Change CALL_STMT to gimple type.
3593 (collect_data_for_malloc_call): Tuplify.
3594 (struct access_site_info): Change STMT to gimple type.
3595 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
3596 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
3597 (struct free_info): Change STMT to gimple type.
3598 (struct matrix_access_phi_node): Change PHI to gimple type.
3599 (get_inner_of_cast_expr): Remove.
3600 (may_flatten_matrices_1): Tuplify.
3601 (may_flatten_matrices): Ditto.
3602 (mark_min_matrix_escape_level): Ditto.
3603 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
3604 (ssa_accessed_in_call_rhs): New
3605 (ssa_accessed_in_assign_rhs): New
3606 (record_access_alloc_site_info): Tuplify.
3607 (add_allocation_site): Ditto.
3608 (analyze_matrix_allocation_site): Ditto.
3609 (analyze_transpose): Ditto.
3610 (get_index_from_offset): Ditto.
3611 (update_type_size): Ditto.
3612 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
3613 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
3614 (analyze_accesses_for_phi_node): Tuplify.
3615 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
3616 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
3617 (analyze_matrix_accesses): Tuplify.
3618 (check_var_data): New call-back type for check_var_notmodified_p.
3619 (check_var_notmodified_p): Tuplify and use call-back struct to
3620 return statement found.
3621 (can_calculate_expr_before_stmt): Factor out statement related code
3623 (can_calculate_stmt_before_stmt): New.
3624 (check_allocation_function): Tuplify.
3625 (find_sites_in_func): Ditto.
3626 (record_all_accesses_in_func): Ditto.
3627 (transform_access_sites): Ditto.
3628 (transform_allocation_sites): Ditto.
3629 (matrix_reorg): Re-enable.
3630 (gate_matrix_reorg): Re-enable.
3632 2008-08-01 Jakub Jelinek <jakub@redhat.com>
3634 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
3635 for labels for which it hasn't been set yet. If it has been set,
3636 stop walking insns and continue with next worklist item.
3637 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
3638 if the only BARRIER is at the very end of a function.
3640 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
3642 * cfgexpand.c (expand_stack_alignment): Assert that
3643 stack_realign_drap and drap_rtx must match.
3645 * function.c (instantiate_new_reg): If DRAP is used to realign
3646 stack, replace virtual_incoming_args_rtx with internal arg
3649 2008-08-01 Richard Guenther <rguenther@suse.de>
3651 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
3652 loop information only if we initialized it.
3653 (execute_pre): Call fini_pre with in_fre.
3654 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
3655 if we do not unroll because we hit max-completely-peeled-insns.
3656 Use our estimation for consistency, do allow shrinking.
3658 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
3660 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
3661 with MIN_STACK_BOUNDARY.
3662 (ix86_update_stack_boundary): Likewise.
3663 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
3666 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
3667 (MIN_STACK_BOUNDARY): This.
3669 2008-08-01 Richard Guenther <rguenther@suse.de>
3672 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
3674 2008-08-01 Richard Guenther <rguenther@suse.de>
3676 PR tree-optimization/36988
3677 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
3678 do not matter if that doesn't change volatile qualification.
3680 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
3682 * configure.ac: Do not generate libada-mk. Do not subst
3684 * libada-mk.in: Remove.
3685 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
3686 * configure: Regenerate.
3688 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
3690 * tree-pass.h: Added comment about not dumping passes with name
3691 starting with star in struct opt_pass.
3692 * passes.c (register_dump_files_1): Don't do dump for a pass with
3693 name starting with star.
3694 * doc/passes.texi (Pass manager): Mention pass names and special
3695 meaning of star prefix to avoid dump.
3697 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
3699 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
3701 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
3702 (ISA_MIPS64R2): New macro.
3703 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
3704 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
3705 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
3706 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
3707 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
3708 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
3709 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
3710 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
3711 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
3712 Move up to keep list alphabetically sorted.
3713 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
3714 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
3716 * doc/invoke.texi (MIPS Options): Add -mips64r2.
3717 (-march=@var{arch}): Add mips64r2.
3719 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3721 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
3723 2008-07-31 Steve Ellcey <sje@cup.hp.com>
3725 * expr.c (expand_assignment): Check for complete type.
3727 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3730 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
3732 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
3733 for stack alignment.
3735 * function.h (rtl_data): Add stack_realign_tried. Update comments.
3737 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
3739 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
3740 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
3742 2008-07-31 Jakub Jelinek <jakub@redhat.com>
3744 PR rtl-optimization/36419
3745 * dwarf2out.c (barrier_args_size): New variable.
3746 (compute_barrier_args_size, compute_barrier_args_size_1): New
3748 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
3749 if not called yet in the current function, use barrier_args_size
3750 array to find the new args_size value.
3751 (dwarf2out_frame_debug): Free and clear barrier_args_size.
3753 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3756 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
3759 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3762 * dwarf2out.c (dwarf2out_args_size_adjust): New.
3763 (dwarf2out_stack_adjust): Use it.
3764 (dwarf2out_frame_debug_expr): Likewise.
3766 2008-07-31 Richard Guenther <rguenther@suse.de>
3768 PR tree-optimization/36978
3769 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
3770 the generated condition.
3772 2008-07-31 Richard Guenther <rguenther@suse.de>
3774 * passes.c (init_optimization_passes): Always call
3775 pass_early_warn_uninitialized.
3776 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
3777 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
3778 * doc/passes.texi (Warn for uninitialized variables): Adjust.
3780 2008-07-31 Jakub Jelinek <jakub@redhat.com>
3783 * builtins.c (maybe_emit_free_warning): New function.
3784 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
3785 maybe_emit_free_warning for BUILT_IN_FREE.
3788 * dwarf2out.c (get_context_die): New function.
3789 (force_decl_die, force_type_die): Use it.
3790 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
3791 returns NULL, force generation of DW_TAG_typedef and put that into
3794 PR preprocessor/36649
3795 * c-pch.c (c_common_read_pch): Save and restore
3796 line_table->trace_includes across PCH restore.
3798 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
3801 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
3803 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
3806 * final.c (call_from_call_insn): Handle COND_EXEC.
3808 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
3810 * builtins.c (std_gimplify_va_arg_expr): Replace
3811 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
3812 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3814 2008-07-30 Joey Ye <joey.ye@intel.com>
3815 H.J. Lu <hongjiu.lu@intel.com>
3817 * builtins.c (expand_builtin_setjmp_receiver): Replace
3818 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
3819 (expand_builtin_apply_args_1): Likewise.
3820 (expand_builtin_longjmp): Need DRAP for stack alignment.
3821 (expand_builtin_apply): Likewise.
3823 * caller-save.c (setup_save_areas): Call assign_stack_local_1
3824 instead of assign_stack_local to allow alignment reduction.
3826 * calls.c (emit_call_1): Need DRAP for stack alignment if
3828 (expand_call): Replace virtual_incoming_args_rtx with
3829 crtl->args.internal_arg_pointer.
3830 * stmt.c (expand_nl_goto_receiver): Likewise.
3832 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
3833 alignment and store to stack_alignment_estimated and
3834 max_used_stack_slot_alignment.
3835 (expand_one_var): Likewise.
3836 (expand_stack_alignment): New function.
3837 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
3838 and stack_alignment_estimated fields in rtl_data. Call
3839 expand_stack_alignment at end.
3841 * defaults.h (INCOMING_STACK_BOUNDARY): New.
3842 (MAX_STACK_ALIGNMENT): Likewise.
3843 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
3844 (SUPPORTS_STACK_ALIGNMENT): Likewise.
3846 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
3847 stack alignment when generating virtual registers.
3849 * function.c (assign_stack_local): Renamed to ...
3850 (assign_stack_local_1): This. Add a parameter to indicate
3851 if it is OK to reduce alignment.
3852 (assign_stack_local): Use it.
3853 (instantiate_new_reg): Instantiate virtual incoming args rtx
3854 to vDRAP if stack realignment and DRAP is needed.
3855 (assign_parms): Collect parameter/return type alignment and
3856 contribute to stack_alignment_estimated.
3857 (locate_and_pad_parm): Likewise.
3858 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
3859 with crtl->args.internal_arg_pointer.
3861 * function.h (rtl_data): Add new field drap_reg,
3862 max_used_stack_slot_alignment, stack_alignment_estimated,
3863 stack_realign_needed, need_drap, stack_realign_processed and
3864 stack_realign_finalized.
3865 (stack_realign_fp): New macro.
3866 (stack_realign_drap): Likewise.
3868 * global.c (compute_regsets): Frame pointer is needed when
3869 stack is realigned. Can eliminate frame pointer when stack is
3870 realigned and dynamic realigned argument pointer isn't used.
3872 * reload1.c (update_eliminables): Frame pointer is needed
3873 when stack is realigned.
3874 (init_elim_table): Can eliminate frame pointer when stack is
3875 realigned and dynamic realigned argument pointer isn't used.
3877 * rtl.h (assign_stack_local_1): Declare new funtion.
3879 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
3880 (TARGET_GET_DRAP_RTX): Likewise.
3881 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
3882 TARGET_GET_DRAP_RTX.
3884 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
3886 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
3887 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
3889 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
3890 H.J. Lu <hongjiu.lu@intel.com>
3892 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
3893 vdrap_reg, stack_realign and drap_reg_saved.
3894 (add_cfi): Don't allow redefining CFA when DRAP is used.
3895 (reg_save): Handle stack alignment.
3896 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
3897 alignment. Don't generate DWARF information for (set fp sp)
3899 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
3901 (int_loc_descriptor): Move prototype forward. Also define if
3902 DWARF2_UNWIND_INFO is true.
3903 (output_cfa_loc): Handle DW_CFA_expression.
3904 (build_cfa_aligned_loc): New.
3905 (based_loc_descr): Update assert for stack realign. For local
3906 variables, use sp+offset when stack is aligned without drap and
3907 fp+offset when stack is aligned with drap. For arguments, use
3908 cfa+offset when drap is used to align stack.
3910 2008-07-30 Joey Ye <joey.ye@intel.com>
3911 H.J. Lu <hongjiu.lu@intel.com>
3913 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
3915 (ix86_gen_andsp): New.
3916 (ix86_user_incoming_stack_boundary): Likewise.
3917 (ix86_default_incoming_stack_boundary): Likewise.
3918 (ix86_incoming_stack_boundary): Likewise.
3919 (ix86_can_eliminate): Likewise.
3920 (find_drap_reg): Likewise.
3921 (ix86_update_stack_boundary): Likewise.
3922 (ix86_get_drap_rtx): Likewise.
3923 (ix86_finalize_stack_realign_flags): Likewise.
3924 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
3925 (TARGET_GET_DRAP_RTX): Likewise.
3926 (override_options): Overide option value for new options.
3927 (ix86_function_ok_for_sibcall): Remove check for
3928 force_align_arg_pointer.
3929 (ix86_handle_cconv_attribute): Likewise.
3930 (ix86_function_regparm): Likewise.
3931 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
3932 (ix86_va_start): Replace virtual_incoming_args_rtx with
3933 crtl->args.internal_arg_pointer.
3934 (ix86_select_alt_pic_regnum): Check DRAP register.
3935 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
3936 (ix86_compute_frame_layout): Compute frame layout wrt stack
3938 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
3939 (ix86_expand_prologue): Decide if stack realignment is needed
3940 and generate prologue code accordingly.
3941 (ix86_expand_epilogue): Generate epilogue code wrt stack
3942 realignment is really needed or not.
3944 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
3945 (ABI_STACK_BOUNDARY): Likewise.
3946 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
3947 (STACK_REALIGN_DEFAULT): Likewise.
3948 (INCOMING_STACK_BOUNDARY): Likewise.
3949 (MAX_STACK_ALIGNMENT): Likewise.
3950 (ix86_incoming_stack_boundary): Likewise.
3951 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
3952 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
3953 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
3954 (machine_function): Remove force_align_arg_pointer.
3956 * config/i386/i386.md (BX_REG): New.
3957 (R13_REG): Likewise.
3959 * config/i386/i386.opt (mforce_drap): New.
3960 (mincoming-stack-boundary): Likewise.
3961 (mstackrealign): Add Init(-1).
3963 * config/i386/i386-protos.h (ix86_can_eliminate): New
3965 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
3967 * doc/extend.texi: Update force_align_arg_pointer.
3969 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
3972 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
3973 (INCOMING_STACK_BOUNDARY): Likewise.
3974 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
3975 (TARGET_GET_DRAP_RTX): Likewise.
3977 2008-07-30 Andreas Schwab <schwab@suse.de>
3979 PR rtl-optimization/36929
3980 * dse.c (replace_inc_dec): Use emit_insn_before instead of
3981 add_insn_before and fix argument order.
3982 (replace_inc_dec_mem): Handle NULL rtx.
3984 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
3986 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
3988 (arm_compute_initial_elimination_offset): Use it.
3989 (arm_compute_save_reg_mask): Include static chain save slot when
3990 calculating alignment.
3991 (arm_get_frame_offsets): Ditto.
3992 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
3993 that we can use to decrement the stack when the stack decrement
3994 could be too big for an immediate value in a single insn.
3995 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
3997 2008-07-30 Richard Guenther <rguenther@suse.de>
3999 PR tree-optimization/36967
4000 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
4001 Release defs of statements we remove.
4003 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
4005 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
4006 instead of NULL_RTVEC.
4008 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
4012 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
4015 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
4017 * final.c (call_from_call_insn): New.
4018 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
4020 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
4022 * configure.ac: Substitute ADA_CFLAGS.
4023 * configure: Regenerate.
4024 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
4025 * Makefile.in: Remove mention of X_* variables.
4026 * config/pa/x-ada-hpux10: Remove.
4027 * config/pa/x-ada: Remove.
4029 * doc/fragments.texi: Update.
4031 2008-07-30 Olivier Hainque <hainque@adacore.com>
4033 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
4034 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
4035 __dso_handle explicitly here.
4037 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4040 * c-typeck.c (build_binary_op): Encapsulate code into...
4041 * c-common.c (shorten_binary_op): ...this new function.
4042 (conversion_warning): Use the new function. Handle non-negative
4043 constant in bitwise-and.
4044 * c-common.h (shorten_binary_op): Declare.
4046 2008-07-30 Olivier Hainque <hainque@adacore.com>
4048 * scan.c (make_sstring_space): Add explicit conversions of
4049 allocator's return value.
4050 * fix-header.c (recognized_function): Likewise.
4052 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4054 * doc/cpp.texi: Update to GFDL 1.2.
4055 * doc/gcc.texi: Do not list GPL as Invariant Section.
4056 * doc/gccint.texi: Likewise. Update copyright years.
4057 * doc/install.texi: Update copyright years.
4059 2008-07-30 Alan Modra <amodra@bigpond.net.au>
4062 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
4063 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
4065 2008-07-29 Jan Hubicka <jh@suse.cz>
4067 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
4068 (grokdeclarator): Likewise.
4069 * langhooks.c (lhd_warn_unused_global_decl): Use
4070 DECL_DECLARED_INLINE_P.
4071 * print-tree.c (print_node): Remove DECL_INLINE check.
4073 2008-07-29 Richard Guenther <rguenther@suse.de>
4075 PR tree-optimization/36945
4076 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
4077 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
4078 Record invariant addresses un-decomposed.
4079 (copy_reference_ops_from_call): Record reference call
4080 arguments properly. Simplify.
4081 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
4082 helper split out from ...
4083 (create_component_ref_by_pieces): ... here. Simplify.
4084 Prepare for recursive invocation for call arguments.
4085 (create_expression_by_pieces): Adjust call to
4086 create_component_ref_by_pieces.
4087 (compute_avail): Process operand 2 of reference ops.
4089 2008-07-29 Richard Guenther <rguenther@suse.de>
4091 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
4093 2008-07-29 Jakub Jelinek <jakub@redhat.com>
4095 * c-format.c (check_format_types): Revert unwanted checkin.
4097 2008-07-29 Jan Hubicka <jh@suse.cz>
4099 * flags.h (flag_really_no_inline): Remove.
4100 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
4101 * toplev.c (flag_really_no_inline): Remove.
4102 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
4103 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
4104 (cgraph_decide_inlining_incrementally): Likewise.
4105 (compute_inline_parameters): Likewise.
4106 * opts.c (decode_options): Simplify.
4107 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
4108 * common.opt (finline): Initialize to 1.
4109 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
4111 2008-07-29 Jan Hubicka <jh@suse.cz>
4113 * predict.c (always_optimize_for_size_p): New function.
4114 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
4115 optimize_edge_for_size_p, optimize_edge_for_speed_p,
4116 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
4118 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
4119 * function.c (prepare_function_start): Set default profile.
4120 * function.h (rtl_data): Add maybe_hot_insn_p.
4121 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
4122 (construct_exit_block): Likewise.
4123 (tree_expand_cfg): Likewise.
4125 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
4126 optimize_edge_for_size_p, optimize_edge_for_speed_p,
4127 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
4128 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
4131 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4134 * c-decl.c (merge_decls): Merge USED flags.
4136 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
4138 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
4139 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
4140 next_stack, lab_false and lab_over trees.
4142 2008-07-28 Richard Guenther <rguenther@suse.de>
4144 PR tree-optimization/36957
4145 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
4146 (useless_type_conversion_p): Remove.
4147 (types_compatible_p): Remove.
4148 * gimple.h (tree_ssa_useless_type_conversion): Declare.
4149 (useless_type_conversion_p): Declare.
4150 (types_compatible_p): Declare.
4151 (gimple_expr_type): Return the base type only if it is
4152 trivially convertible to the subtype.
4154 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
4156 * configure.ac: Use the m4_do macro to concatenate the warnings into
4157 one string in ACX_PROG_CC_WARNING_OPTS,
4158 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
4159 * configure: Regenerate.
4161 2008-07-28 Richard Guenther <rguenther@suse.de>
4163 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
4164 (insert_fake_stores): Remove.
4165 (realify_fake_stores): Likewise.
4166 (execute_pre): Remove dead code.
4167 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
4168 (find_func_aliases): Deal with it here instead.
4169 Re-enable gcc_unreachable call.
4171 2008-07-28 Richard Guenther <rguenther@suse.de>
4173 Merge from gimple-tuples-branch.
4175 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
4176 * gimple.def: New file.
4177 * gsstruct.def: Likewise.
4178 * gimple-iterator.c: Likewise.
4179 * gimple-pretty-print.c: Likewise.
4180 * tree-gimple.c: Removed. Merged into ...
4181 * gimple.c: ... here. New file.
4182 * tree-gimple.h: Removed. Merged into ...
4183 * gimple.h: ... here. New file.
4185 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
4186 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
4187 --enable-checking=gimple flag.
4188 * config.in: Likewise.
4189 * configure: Regenerated.
4191 * tree-ssa-operands.h: Tuplified.
4192 * tree-vrp.c: Likewise.
4193 * tree-loop-linear.c: Likewise.
4194 * tree-into-ssa.c: Likewise.
4195 * tree-ssa-loop-im.c: Likewise.
4196 * tree-dump.c: Likewise.
4197 * tree-complex.c: Likewise.
4198 * cgraphbuild.c: Likewise.
4199 * tree-ssa-threadupdate.c: Likewise.
4200 * tree-ssa-loop-niter.c: Likewise.
4201 * tree-pretty-print.c: Likewise.
4202 * tracer.c: Likewise.
4203 * gengtype.c: Likewise.
4204 * tree-loop-distribution.c: Likewise.
4205 * tree-ssa-loop-unswitch.c: Likewise.
4206 * cgraph.c: Likewise.
4207 * cgraph.h: Likewise.
4208 * tree-ssa-loop-manip.c: Likewise.
4209 * value-prof.c: Likewise.
4210 * tree-ssa-loop-ch.c: Likewise.
4211 * tree-tailcall.c: Likewise.
4212 * value-prof.h: Likewise.
4215 * tree-pass.h: Likewise.
4216 * ipa-cp.c: Likewise.
4217 * tree-scalar-evolution.c: Likewise.
4218 * tree-scalar-evolution.h: Likewise.
4219 * target.h: Likewise.
4220 * lambda-mat.c: Likewise.
4221 * tree-phinodes.c: Likewise.
4222 * diagnostic.h: Likewise.
4223 * builtins.c: Likewise.
4224 * tree-ssa-alias-warnings.c: Likewise.
4225 * cfghooks.c: Likewise.
4226 * fold-const.c: Likewise.
4227 * cfghooks.h: Likewise.
4228 * omp-low.c: Likewise.
4229 * tree-ssa-dse.c: Likewise.
4230 * ipa-reference.c: Likewise.
4231 * tree-ssa-uncprop.c: Likewise.
4232 * toplev.c: Likewise.
4233 * tree-gimple.c: Likewise.
4234 * tree-gimple.h: Likewise.
4235 * tree-chrec.c: Likewise.
4236 * tree-chrec.h: Likewise.
4237 * tree-ssa-sccvn.c: Likewise.
4238 * tree-ssa-sccvn.h: Likewise.
4239 * cgraphunit.c: Likewise.
4240 * tree-ssa-copyrename.c: Likewise.
4241 * tree-ssa-ccp.c: Likewise.
4242 * tree-ssa-loop-ivopts.c: Likewise.
4243 * tree-nomudflap.c: Likewise.
4244 * tree-call-cdce.c: Likewise.
4245 * ipa-pure-const.c: Likewise.
4246 * c-format.c: Likewise.
4247 * tree-stdarg.c: Likewise.
4248 * tree-ssa-math-opts.c: Likewise.
4249 * tree-ssa-dom.c: Likewise.
4250 * tree-nrv.c: Likewise.
4251 * tree-ssa-propagate.c: Likewise.
4252 * ipa-utils.c: Likewise.
4253 * tree-ssa-propagate.h: Likewise.
4254 * tree-ssa-alias.c: Likewise.
4255 * gimple-low.c: Likewise.
4256 * tree-ssa-sink.c: Likewise.
4257 * ipa-inline.c: Likewise.
4258 * c-semantics.c: Likewise.
4259 * dwarf2out.c: Likewise.
4261 * tree-ssa-loop-ivcanon.c: Likewise.
4262 * predict.c: Likewise.
4263 * tree-ssa-loop.c: Likewise.
4264 * tree-parloops.c: Likewise.
4265 * tree-ssa-address.c: Likewise.
4266 * tree-ssa-ifcombine.c: Likewise.
4267 * matrix-reorg.c: Likewise.
4268 * c-decl.c: Likewise.
4269 * tree-eh.c: Likewise.
4270 * c-pretty-print.c: Likewise.
4271 * lambda-trans.c: Likewise.
4272 * function.c: Likewise.
4273 * langhooks.c: Likewise.
4274 * ebitmap.h: Likewise.
4275 * tree-vectorizer.c: Likewise.
4276 * function.h: Likewise.
4277 * langhooks.h: Likewise.
4278 * tree-vectorizer.h: Likewise.
4279 * ipa-type-escape.c: Likewise.
4280 * ipa-type-escape.h: Likewise.
4281 * domwalk.c: Likewise.
4282 * tree-if-conv.c: Likewise.
4283 * profile.c: Likewise.
4284 * domwalk.h: Likewise.
4285 * tree-data-ref.c: Likewise.
4286 * tree-data-ref.h: Likewise.
4287 * tree-flow-inline.h: Likewise.
4288 * tree-affine.c: Likewise.
4289 * tree-vect-analyze.c: Likewise.
4290 * c-typeck.c: Likewise.
4291 * gimplify.c: Likewise.
4292 * coretypes.h: Likewise.
4293 * tree-ssa-phiopt.c: Likewise.
4294 * calls.c: Likewise.
4295 * tree-ssa-coalesce.c: Likewise.
4296 * tree.def: Likewise.
4297 * tree-dfa.c: Likewise.
4298 * except.c: Likewise.
4299 * except.h: Likewise.
4300 * cfgexpand.c: Likewise.
4301 * tree-cfgcleanup.c: Likewise.
4302 * tree-ssa-pre.c: Likewise.
4303 * tree-ssa-live.c: Likewise.
4304 * tree-sra.c: Likewise.
4305 * tree-ssa-live.h: Likewise.
4306 * tree-predcom.c: Likewise.
4307 * lambda.h: Likewise.
4308 * tree-mudflap.c: Likewise.
4309 * ipa-prop.c: Likewise.
4310 * print-tree.c: Likewise.
4311 * tree-ssa-copy.c: Likewise.
4312 * ipa-prop.h: Likewise.
4313 * tree-ssa-forwprop.c: Likewise.
4314 * ggc-page.c: Likewise.
4315 * c-omp.c: Likewise.
4316 * tree-ssa-dce.c: Likewise.
4317 * tree-vect-patterns.c: Likewise.
4318 * tree-ssa-ter.c: Likewise.
4319 * tree-nested.c: Likewise.
4320 * tree-ssa.c: Likewise.
4321 * lambda-code.c: Likewise.
4322 * tree-ssa-loop-prefetch.c: Likewise.
4323 * tree-inline.c: Likewise.
4324 * tree-inline.h: Likewise.
4325 * tree-iterator.c: Likewise.
4326 * tree-optimize.c: Likewise.
4327 * tree-ssa-phiprop.c: Likewise.
4328 * tree-vect-transform.c: Likewise.
4329 * tree-object-size.c: Likewise.
4330 * tree-outof-ssa.c: Likewise.
4331 * cfgloop.c: Likewise.
4332 * system.h: Likewise.
4333 * tree-profile.c: Likewise.
4334 * cfgloop.h: Likewise.
4335 * c-gimplify.c: Likewise.
4336 * c-common.c: Likewise.
4337 * tree-vect-generic.c: Likewise.
4338 * tree-flow.h: Likewise.
4339 * c-common.h: Likewise.
4340 * basic-block.h: Likewise.
4341 * tree-ssa-structalias.c: Likewise.
4342 * tree-switch-conversion.c: Likewise.
4343 * tree-ssa-structalias.h: Likewise.
4344 * tree-cfg.c: Likewise.
4345 * passes.c: Likewise.
4346 * ipa-struct-reorg.c: Likewise.
4347 * ipa-struct-reorg.h: Likewise.
4348 * tree-ssa-reassoc.c: Likewise.
4349 * cfgrtl.c: Likewise.
4350 * varpool.c: Likewise.
4352 * tree-ssanames.c: Likewise.
4353 * tree-ssa-threadedge.c: Likewise.
4354 * langhooks-def.h: Likewise.
4355 * tree-ssa-operands.c: Likewise.
4356 * config/alpha/alpha.c: Likewise.
4357 * config/frv/frv.c: Likewise.
4358 * config/s390/s390.c: Likewise.
4359 * config/m32c/m32c.c: Likewise.
4360 * config/m32c/m32c-protos.h: Likewise.
4361 * config/spu/spu.c: Likewise.
4362 * config/sparc/sparc.c: Likewise.
4363 * config/i386/i386.c: Likewise.
4364 * config/sh/sh.c: Likewise.
4365 * config/xtensa/xtensa.c: Likewise.
4366 * config/stormy16/stormy16.c: Likewise.
4367 * config/ia64/ia64.c: Likewise.
4368 * config/rs6000/rs6000.c: Likewise.
4369 * config/pa/pa.c: Likewise.
4370 * config/mips/mips.c: Likewise.
4372 2008-07-28 Simon Baldwin <simonb@google.com>
4374 * c-pragma.c (handle_pragma_message): New function.
4375 (init_pragma): Register handle_pragma_message.
4376 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
4379 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
4381 PR tree-optimization/35252
4382 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
4383 REALPART_EXPR to be considered as same load operation.
4385 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
4387 PR tree-optimization/36830
4388 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
4389 (expressions_equal_p): Return false if only one operand is null.
4391 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
4393 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
4394 version requirements.
4396 2008-07-26 Olivier Hainque <hainque@adacore.com>
4398 * collect2.c (symkind): New enum. Symbol kinds we care about.
4399 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
4400 code and head comment accordingly.
4401 (scan_prog_file): Use symkind names instead of bare integers.
4403 2008-07-25 Jan Hubicka <jh@suse.cz>
4405 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
4407 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
4408 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
4409 * dojump.c (clear_pending_stack_adjust): Likewise.
4410 * print-tree.c (print_node): Ignore DECL_INLINE.
4411 * tree-inline.c (inlinable_function_p): Likewise.
4413 2008-07-25 Michael Meissner <gnu@the-meissners.org>
4415 * doc/extend.texi (hot attribute): Document that the hot attribute
4416 turns on -O3 for some ports.
4417 (cold attribute): Document that the cold attribute turns on -Os
4420 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
4421 reflect function specific option support.
4423 * target.h (struct target_option_hooks): Add fields to say whether
4424 the cold attribute implies -Os and the hot attribute implies -O3.
4426 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
4427 By default, do not turn on -Os for cold functions.
4428 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
4429 not turn on -O3 for hot functions.
4431 * c-common.c (handle_hot_attribute): Use target hook to determine
4432 if hot functions should enable -O3.
4433 (handle_cold_attribute): Use target hook to determine if cold
4434 functions should enable -Os.
4436 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
4437 (override_options): Move disable scheduling to
4438 optimization_options.
4439 (optimization_options): Disable scheduling here, not
4441 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4442 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4444 * config/ia64/ia64.c (ia64_override_options): Move setting
4445 scheduling flags to ia64_optimization_options.
4446 (ia64_optimization_options): Disable scheduling options here, and
4447 not in ia64_override_options.
4448 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4449 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4451 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
4454 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
4456 2008-07-25 Martin Jambor <mjambor@suse.cz>
4458 PR tree-optimization/36926
4459 * ipa-prop.c (ipa_analyze_call_uses): Call
4460 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
4462 2008-07-25 Joseph Myers <joseph@codesourcery.com>
4464 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4465 movv2si_internal): Add mem = reg alternative.
4467 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
4470 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
4471 DEFAULT_PCC_STRUCT_RETURN to 127.
4473 2008-07-24 Jan Hubicka <jh@suse.cz>
4475 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
4476 (build_cgraph_edges): Likewise.
4477 * cgraph.c (cgraph_node): Do not update assembler hash.
4478 (cgraph_remove_node): Drop non-unit-at-a-time code.
4479 * tree-pass.h (pass_O0_always_inline): Remove.
4480 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
4481 * toplev.c (process_options): Flag unit-at-a-time does not imply
4483 * cgraphunit.c: Update comments.
4484 (decide_is_function_needed): Drop non-unit-at-a-time mode.
4485 (cgraph_assemble_pending_functions): Remove.
4486 (cgraph_reset_node): Drop non-unit-at-a-time code.
4487 (cgraph_finalize_function): Likewise.
4488 (cgraph_analyze_function): Likewise.
4489 (cgraph_finalize_compilation_unit): Likewise.
4490 (cgraph_expand_function): Likewise.
4491 (cgraph_optimize): Likesise.
4492 (save_inline_function_body): Likewise.
4493 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
4494 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
4495 * ipa-inline.c: Update comments.
4496 (enum inlining_mode): remove INLINE_SPEED.
4497 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
4498 (cgraph_mark_inline_edge): Likewise.
4499 (try_inline): Likewise.
4500 (cgraph_decide_inlining_incrementally): Likewise.
4501 (cgraph_gate_inlining): Remove.
4502 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
4503 (cgraph_gate_early_inlining): Likewise.
4504 (gate_inline_passes): Remove.
4505 (pass_inline_parameters, pass_ipa_inline): Remove gates.
4506 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
4507 pass_O0_always_inline): Remove.
4508 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
4509 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
4510 * opts.c (no_unit_at_a_time_default): Remove.
4511 (decode_options): Remove flag_unit_at_a_time reset and warning.
4512 * opts.h (no_unit_at_a_time_default): Remove.
4513 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
4514 early in GNU dialect.
4515 (merge_decls): Update comment; drop unit-at-a-time check.
4516 (finish_decl): Likewise.
4517 (grok_declaration): Remove flag_inline_trees code.
4518 (finish_functions): Return on function returning non-void on all
4520 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
4521 * cfgexpand.c (expand_one_static_var): Remove.
4522 (expand_one_var): Remove expand_one_static_var call.
4523 (expand_used_vars_for_block): Remove flag_unit_a_time check.
4524 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
4525 and flag_unit_at_a-time compatibility checks.
4526 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
4527 * tree-inline.c (flag_inline_trees): Remove.
4528 (inlinable_function_p): Don't check it.
4529 (expand_call_inline): Remove non-unit-at-a-time code.
4530 * tree-inline.h (flag_inline_trees): Remove.
4531 * tree-optimize.c (execute_early_local_optimizations): Remove
4532 unit-at-a-time checks.
4533 (tree_rest_of_compilation): Likewise.
4534 * combine.c (setup_incoming_promotions): Likewise.
4535 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
4536 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
4537 * passes.c (pass_inline_parameters): Update comments; remove
4538 O0_alwaysinline pass.
4539 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
4540 (execute_one_pass): Likewise.
4541 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
4542 (ix86_function_sseregparm): Likewise.
4543 * arm.c (arm_function_in_section_p): Likewise.
4544 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
4545 * varpool.c: Update comments.
4546 (decide_is_variable_needed): Remove unit-at-a-time checks.
4547 (varpool_finalize_decl): Likewise.
4549 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
4551 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
4553 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
4555 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
4557 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
4558 imp symbol extension.
4560 2008-07-23 Ian Lance Taylor <iant@google.com>
4562 * tree-vrp.c (infer_value_range): Ignore asm statements when
4563 looking for memory accesses for -fdelete-null-pointer-checks.
4565 2008-07-24 Ben Elliston <bje@au.ibm.com>
4567 * config/spu/spu-c.c (__vector_keyword): New variable.
4568 (vector_keyword): Likewise.
4569 (spu_categorize_keyword): New function.
4570 (spu_macro_to_expand): Likewise.
4571 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
4572 compiling an ISO C dialect.
4574 2008-07-24 Ben Elliston <bje@au.ibm.com>
4576 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
4579 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4581 * configure: Regenerate.
4582 * configure.ac: Require texinfo 4.7.
4583 * doc/install.texi: Document texinfo 4.7 requirement.
4585 2008-07-23 Martin Jambor <mjambor@suse.cz>
4587 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
4588 rather than for DECL_SAVED_TREE.
4589 * ipa-prop.c: Include diagnostic.h.
4590 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
4592 (ipa_detect_param_modifications): Function rewritten from scratch.
4593 (ipa_compute_jump_functions): Changed accesses to modification flags.
4594 (ipa_free_node_params_substructures): Update flags destruction.
4595 (ipa_node_duplication_hook): Update flags duplication.
4596 (ipa_print_all_params_modified): Updated flag access.
4597 * ipa-prop.h (struct ipa_param_flags): New structure.
4598 (struct ipa_node_params): New field modification_analysis_done,
4599 modified_flags changed into param_flags.
4600 (ipa_is_ith_param_modified): Changed to use new flags.
4601 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
4603 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
4604 ipa-cp.c and split into two functions.
4605 (ipa_print_node_jump_functions): New function.
4606 (compute_scalar_jump_functions): New function.
4607 (type_like_member_ptr_p): New function.
4608 (compute_pass_through_member_ptrs): New function.
4609 (fill_member_ptr_cst_jump_function): New function.
4610 (determine_cst_member_ptr): New function.
4611 (compute_cst_member_ptr_arguments): New function.
4612 (ipa_compute_jump_functions): Complete rewrite.
4613 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
4614 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
4615 (struct ipa_member_ptr_cst): New structure.
4616 (union jump_func_value): New field member_cst.
4617 * ipa-cp.c (ipcp_lat_is_insertable): New function.
4618 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
4619 jump function types.
4620 (ipcp_print_all_lattices): Slight fprintf rearrangement.
4621 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
4622 instead of ipcp_print_all_jump_functions.
4623 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
4624 only for replacable scalars.
4626 * doc/invoke.texi (Optimize options): Add description of
4627 -findirect-inlining.
4628 * common.opt (flag_indirect_inlining): New flag.
4629 * opts.c (decode_options): Set flag_indirect_inlining when
4632 * ipa-inline.c: Include ipa-prop.h.
4633 (inline_indirect_intraprocedural_analysis): New function.
4634 (inline_generate_summary): Allocate parameter and argument info
4635 structures, call inline_indirect_intraprocedural_analysis on each
4636 node when doing indirect inlining and deallocate indirect inlining
4637 data structures in the end.
4638 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
4639 (free_all_ipa_structures_after_iinln): New function.
4640 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
4642 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
4644 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
4645 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
4646 of computing the frequency separately.
4647 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
4648 of computing the frequency separately.
4649 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
4650 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
4651 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
4652 (ipa_get_stmt_member_ptr_load_param): New function.
4653 (ipa_is_ssa_with_stmt_def): New function.
4654 (ipa_note_param_call): New function.
4655 (ipa_analyze_call_uses): New function.
4656 (ipa_analyze_stmt_uses): New function.
4657 (ipa_analyze_params_uses): New function.
4658 (ipa_free_node_params_substructures): Also free the param_calls linked
4660 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
4661 (ipa_print_node_param_flags): New function.
4662 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
4663 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
4664 * ipa-prop.h (struct ipa_param_flags): New field called.
4665 (struct ipa_param_call_note): New structure.
4666 (struct ipa_node_params): New fields param_calls and
4668 (ipa_is_ith_param_called): New function.
4669 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4670 ipa_analyze_params_uses and dump parameter flags.
4672 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
4673 ipa_propagate_indirect_call_infos if performing indirect inlining,
4674 pass a new parameter new_edges to it.
4675 (add_new_edges_to_heap): New fucntion.
4676 (cgraph_decide_inlining_of_small_functions): New vector
4677 new_indirect_edges for newly found indirect edges , call
4678 ipa_propagate_indirect_call_infos after inlining.
4679 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
4680 inlining if performing indirect inlining. Call
4681 free_all_ipa_structures_after_iinln when doing so too.
4682 (inline_generate_summary): Do not call
4683 free_all_ipa_structures_after_iinln here.
4684 * ipa-prop.c (update_jump_functions_after_inlining): New function.
4685 (print_edge_addition_message): New function.
4686 (update_call_notes_after_inlining): New function.
4687 (propagate_info_to_inlined_callees): New function.
4688 (ipa_propagate_indirect_call_infos): New function.
4689 * ipa-prop.h: Include cgraph.h
4690 (struct ipa_param_call_note): Fields reordered, new field processed.
4691 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
4693 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
4694 rediscovered call statements.
4695 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
4696 (dump_cgraph_node): Dump also the indirect_call flag.
4697 (cgraph_clone_edge): Copy also the indirect_call flag.
4698 * tree-inline.c (copy_bb): Do not check for fndecls from call
4699 expressions, check for edge availability when moving clones.
4700 (get_indirect_callee_fndecl): New function.
4701 (expand_call_inline): If callee declaration is not apprent from
4702 the statement, try calling get_indirect_callee_fndecl. Do not
4703 issue warnings or call sorry when not inlinings an indirect edge.
4704 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
4706 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
4707 bit more frandly to matching.
4708 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
4709 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
4710 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
4712 2008-07-23 Michael Meissner <gnu@the-meissners.org>
4715 * opth-gen.awk: Suppress function specific features when building
4717 * optc-gen.awk: Ditto.
4719 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4722 * diagnostic.c (pedwarn): Add opt parameter.
4724 * c-tree.h (pedwarn_init): Add opt parameter.
4725 (pedwarn_c90): Likewise.
4726 (pedwarn_c99): Likewise.
4727 * c-errors.c (pedwarn_c99): Likewise.
4728 (pedwarn_c90): Likewise.
4729 * toplev.h (pedwarn): Update declaration.
4730 (pedwarn0): Declare.
4731 * c-lex.c: All calls to pedwarn changed.
4732 * builtins.c: All calls to pedwarn changed.
4733 * toplev.c: All calls to pedwarn changed.
4734 * c-decl.c: All calls to pedwarn changed.
4735 * c-typeck.c: All calls to pedwarn changed.
4736 * c-common.c: All calls to pedwarn changed.
4737 * c-parser.c: All calls to pedwarn changed.
4739 2008-07-23 Michael Meissner <gnu@the-meissners.org>
4740 Karthik Kumar <karthikkumar@gmail.com>
4742 * attribs.c (file scope): Include c-common.h.
4743 (decl_attributes): Add support for #pragma GCC optimize and
4746 * targhooks.c (default_can_inline_p): New function that is the
4747 default for the TARGET_CAN_INLINE_P target hook.
4749 * targhooks.h (default_can_inline_p): Add declaration.
4751 * tree.c (cl_optimization_node): New static tree for building
4752 OPTIMIZATION_NODE tree.
4753 (cl_target_option_node): New static tree for building
4754 TARGET_OPTION_NODE tree.
4755 (cl_option_hash_table): New hash table for hashing
4756 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
4757 (cl_option_hash_hash): New function to provide the hash value for
4758 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
4759 (cl_option_hash_eq): New function to provide an equality test for
4760 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
4761 (tree_code_size): Add support for OPTIMIZATION_NODE and
4762 TARGET_OPTION_NODE trees.
4763 (tree_code_structure): Add support for OPTIMIZATION_NODE and
4764 TARGET_OPTION_NODE trees.
4765 (build_optimization_node): Build a tree that has all of the
4766 current optimization options.
4767 (build_target_option_node): Build a tree that has the target
4768 options that might be changed on a per function basis.
4770 * tree.h (file scope): Include options.h.
4771 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
4772 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
4773 (TREE_OPTIMIZATION): Ditto.
4774 (TREE_TARGET_SPECIFIC): Ditto.
4775 (struct tree_function_decl): Add fields for remembering the
4776 current optimization options and target specific options.
4777 (struct tree_optimization_option): New tree variant that remembers
4778 the optimization options.
4779 (struct tree_target_option): New tree variant that remembers the
4780 target specific flags that might change for compiling a particular
4782 (union tree_node): Include tree_optimization_option and
4783 tree_target_option fields.
4784 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
4785 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
4786 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
4787 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
4788 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
4789 optimization and target options.
4790 (optimization_default_node): New macro to refer to global_trees
4792 (optimization_current_node): Ditto.
4793 (optimization_cold_node): Ditto.
4794 (optimization_hot_node): Ditto.
4795 (target_option_default_node): Ditto.
4796 (target_option_current_node): Ditto.
4797 (current_option_pragma): Ditto.
4798 (current_optimize_pragma): Ditto.
4800 * target.h (struct gcc_target): Add valid_option_attribute_p,
4801 target_option_save, target_option_restore, target_option_print,
4802 target_option_pragma_parse, and can_inline_p hooks.
4804 * toplev.h (parse_optimize_options): Add declaration.
4805 (fast_math_flags_struct_set_p): Ditto.
4807 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
4808 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
4811 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
4812 tree_can_inline_p hook to see if one function can inline another.
4813 (cgraph_decide_inlining): Ditto.
4814 (cgraph_decide_inlining_incrementally): Ditto.
4816 * opts.c (decode_options): Add support for running multiple times
4817 to allow functions with different target or optimization options
4818 than was specified on the command line.
4819 (fast_math_flags_struct_set_p): New function that is similar to
4820 fast_math_flags_set_p, except it uses the values in the
4821 cl_optimization structure instead of global variables.
4823 * optc-gen.awk: Add support for TargetSave to allow a back end to
4824 declare new fields that need to be saved when using function
4825 specific options. Include flags.h and target.h in the options.c
4826 source. Add support for Save to indicate which options can be set
4827 for individual functions. Generate cl_optimize_save,
4828 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
4829 cl_target_option_restore, cl_target_option_print functions to
4830 allow functions to use different optimization or target options.
4832 * opt-functions.awk (var_type_struct): Return the type used for
4833 storing the field in a structure.
4835 * opth-gen.awk: Add support for TargetSave to allow a back end to
4836 declare new fields that need to be saved when using function
4837 specific options. Add support for Save to indicate which options
4838 can be set for individual functions. Only generate one extern for
4839 Mask fields. Generate cl_optimization and cl_target_option
4840 structures to remember optimization and target options.
4842 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
4843 collecting new tree nodes.
4844 (TS_TARGET_OPTION): Ditto.
4846 * c-decl.c (merge_decls): Merge function specific target and
4847 optimization options.
4849 * function.c (invoke_set_current_function_hook): If the function
4850 uses different optimization options, change the global variables
4853 * coretypes.h (struct cl_optimization): Add forward reference.
4854 (struct cl_target_option): Ditto.
4856 * c-pragma.c (option_stack): New static vector to remember the
4857 current #pragma GCC option stack.
4858 (handle_pragma_option): New function to support #pragma GCC option
4859 to change target options.
4860 (optimize_stack): New static vector to remember the current
4861 #pragma GCC optimize stack.
4862 (handle_pragma_optimize): New function to support #pragma GCC
4863 optimize to change optimization options.
4864 (init_pragma): Add support for #pragma GCC optimize and #pragma
4867 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
4868 optimization options.
4869 (TARGET_OPTION_NODE): New tree code for remembering certain target
4872 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
4873 TARGET_OPTION_NODE trees.
4875 * common.opt (-O): Add Optimization flag.
4877 (-fmath-errno): Ditto.
4878 (-falign-functions): Add UInteger flag to make sure flag gets full
4879 int in cl_optimization structure.
4880 (-falign-jumps): Ditto.
4881 (-falign-labels): Ditto.
4882 (-falign-loops): Ditto.
4883 (-fsched-stalled-insns): Ditto.
4884 (-fsched-stalled-insns-dep): Ditto.
4886 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
4888 (TARGET_OPTION_SAVE): Ditto.
4889 (TARGET_OPTION_RESTORE): Ditto.
4890 (TARGET_OPTION_PRINT): Ditto.
4891 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
4892 (TARGET_CAN_INLINE_P): Ditto.
4893 (TARGET_INITIALIZER): Add new hooks.
4895 * tree-inline.c (tree_can_inline_p): New function to determine
4896 whether one function can inline another. Check if the functions
4897 use compatible optimization options, and also call the backend
4900 * tree-inline.h (tree_can_inline_p): Add declaration.
4902 * c-common.c (c_common_attribute): Add support for option and
4903 optimize attributes.
4904 (handle_option_attribute): Add support for the option attribute to
4905 allow the user to specify different target options for compiling a
4907 (handle_optimize_attribute): Add support for the optimize
4908 attribute to allow the user to specify different optimization
4909 options for compiling a specific function.
4910 (handle_hot_attribute): Turn on -O3 optimization for this one
4911 function if it isn't the default optimization level.
4912 (handle_cold_attribute): Turn on -Os optimization for this one
4913 function if it insn't the default optimization.
4914 (const_char_p): New const char * typedef.
4915 (optimize_args): New static vector to remember the optimization
4917 (parse_optimize_options): New function to set up the optimization
4918 arguments from either the optimize attribute or #pragma GCC optimize.
4920 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
4921 (builtin_define_std): Ditto.
4923 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
4924 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
4925 (x86_64-*-*): Ditto.
4927 * Makefile.in (TREE_H): Add options.h.
4928 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
4930 * doc/extend.texi (option attribute): Document new attribute.
4931 (optimize attribute): Ditto.
4932 (hot attribute): Document hot attribute sets -O3.
4933 (cold attribute): Document cold attribute sets -Os.
4934 (#pragma GCC option): Document new pragma.
4935 (#pragma GCC optimize): Ditto.
4937 * doc/options.texi (TargetSave): Document TargetSave syntax.
4938 (UInteger): Document UInteger must be used for certain flags.
4939 (Save): Document Save option to create target specific options
4940 that can be saved/restored on a function specific context.
4942 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
4943 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
4945 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
4946 (TARGET_OPTION_SAVE): Ditto.
4947 (TARGET_OPTION_RESTORE): Ditto.
4948 (TARGET_OPTION_PRINT): Ditto.
4949 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
4950 (TARGET_CAN_INLINE_P): Ditto.
4952 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
4954 (-mfpmath=both): Ditto.
4956 2008-07-23 Michael Meissner <gnu@the-meissners.org>
4957 Karthik Kumar <karthikkumar@gmail.com>
4959 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
4960 (TARGET_POPCNT): Ditto.
4961 (TARGET_SAHF): Ditto.
4962 (TARGET_AES): Ditto.
4963 (TARGET_PCLMUL): Ditto.
4964 (TARGET_CMPXCHG16B): Ditto.
4965 (TARGET_RECIP): Move switch into target_flags.
4966 (TARGET_FUSED_MADD): Ditto.
4967 (ix86_arch_features): Make an unsigned char type.
4968 (ix86_tune_features): Ditto.
4969 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
4970 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
4971 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
4973 * config/i386/i386.opt (arch): New TargetSave field to define
4974 fields that need to be saved for function specific option support.
4977 (branch_cost): Ditto.
4978 (ix86_isa_flags_explicit): Ditto.
4979 (tune_defaulted): Ditto.
4980 (arch_specified): Ditto.
4981 (-m128-long-double): Add Save flag to save option for target
4982 specific option support.
4984 (-maccumulate-outgoing-args): Ditto.
4985 (-malign-double): Ditto.
4986 (-malign-stringops): Ditto.
4987 (-mfancy-math-387): Ditto.
4988 (-mhard-float): Ditto.
4990 (-minline-all-stringops): Ditto.
4991 (-minline-stringops-dynamically): Ditto.
4992 (-mms-bitfields): Ditto.
4993 (-mno-align-stringops): Ditto.
4994 (-mno-fancy-math-387): Ditto.
4995 (-mno-push-args): Ditto.
4996 (-mno-red-zone): Ditto.
4997 (-mpush-args): Ditto.
4998 (-mred-zone): Ditto.
5000 (-msseregparm): Ditto.
5001 (-mstack-arg-probe): Ditto.
5016 (-mrecip): Move flag into target_flags.
5018 (-mno-fused-madd): Ditto.
5019 (-mfused-madd): Ditto.
5020 (-mabm): Move flag into ix86_isa_flags.
5027 * config/i386/i386-c.c: New file for #pragma support.
5028 (ix86_target_macros_internal): New function to #define or #undef
5029 target macros based when the user uses the #pragma GCC option to
5030 change target options.
5031 (ix86_pragma_option_parse): New function to add #pragma GCC option
5033 (ix86_target_macros): Move defining the target macros here from
5034 TARGET_CPU_CPP_BUILTINS in i386.h.
5035 (ix86_register_pragmas): Register the #pragma GCC option hook. If
5036 defined, initialize any subtarget #pragmas.
5038 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
5039 REGISTER_TARGET_PRAGMAS.
5041 * config/i386/t-i386: New file for x86 dependencies.
5042 (i386.o): Make dependencies mirror the include files used.
5043 (i386-c.o): New file, add dependencies.
5045 * config/i386/i386-protos.h (override_options): Add bool argument.
5046 (ix86_valid_option_attribute_tree): Add declaration.
5047 (ix86_target_macros): Ditto.
5048 (ix86_register_macros): Ditto.
5050 * config/i386/i386.c (ix86_tune_features): Move initialization of
5051 the target masks to initial_ix86_tune_features to allow functions
5052 to have different target options. Make type unsigned char,
5053 instead of unsigned int.
5054 (initial_ix86_tune_features): New static vector to hold processor
5055 masks for the tune variables.
5056 (ix86_arch_features): Move initialization of the target masks to
5057 initial_ix86_arch_features to allow functions to have different
5058 target options. Make type unsigned char, instead of unsigned int.
5059 (initial_ix86_arch_features): New static vector to hold processor
5060 masks for the arch variables.
5061 (enum ix86_function_specific_strings): New enum to describe the
5062 string options used for attribute((option(...))).
5063 (ix86_target_string): New function to return a string that
5064 describes the target options.
5065 (ix86_debug_options): New function to print the current options in
5067 (ix86_function_specific_save): New function hook to save the
5068 function specific global variables in the cl_target_option structure.
5069 (ix86_function_specific_restore): New function hook to restore the
5070 function specific variables from the cl_target_option structure to
5071 the global variables.
5072 (ix86_function_specific_print): New function hook to print the
5073 target specific options in the cl_target_option structure.
5074 (ix86_valid_option_attribute_p): New function hook to validate
5075 attribute((option(...))) arguments.
5076 (ix86_valid_option_attribute_tree): New function that is common
5077 code between attribute((option(...))) and #pragma GCC option
5078 support that parses the options and returns a tree holding the options.
5079 (ix86_valid_option_attribute_inner_p): New helper function for
5080 ix86_valid_option_attribute_tree.
5081 (ix86_can_inline_p): New function hook to decide if one function
5082 can inline another on a target specific basis.
5083 (ix86_set_current_function); New function hook to switch target
5084 options if the user used attribute((option(...))) or #pragma GCC
5086 (ix86_tune_defaulted): Move to static file scope from
5088 (ix86_arch_specified): Ditto.
5089 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
5091 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
5092 (OPTION_MASK_ISA_ABM_SET): Ditto.
5093 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
5094 (OPTION_MASK_ISA_CX16_SET): Ditto.
5095 (OPTION_MASK_ISA_SAHF_SET): Ditto.
5096 (OPTION_MASK_ISA_AES_UNSET): Ditto.
5097 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
5098 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
5099 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
5100 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
5101 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
5102 (struct ptt): Move to static file scope from override_options.
5103 (processor_target_table): Ditto.
5105 (ix86_handle_option): Add support for options that are now isa options.
5106 (override_options): Add support for declaring functions that
5107 support different target options than were specified on the
5108 command line. Move struct ptt, processor_target_table, cpu_names,
5109 ix86_tune_defaulted, ix86_arch_specified to static file scope.
5110 Add bool argument. Fix up error messages so the appropriate error
5111 is given for either command line or attribute.
5112 (ix86_previous_fndecl): New static to remember previous function
5113 declaration to see if we need to change target options.
5114 (ix86_builtins_isa): New array to record the ISA of each builtin
5116 (def_builtin): Always create the builtin function, even if the
5117 current ISA doesn't support it.
5118 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
5119 tests for those builtins.
5120 (ix86_init_builtins): Remove TARGET_MMX test for calling
5121 ix86_init_mmx_sse_builtins.
5122 (ix86_expand_builtin): If the current ISA doesn't support a given
5123 builtin, signal an error.
5124 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
5125 (TARGET_SET_CURRENT_FUNCTION): Ditto.
5126 (TARGET_OPTION_SAVE): Ditto.
5127 (TARGET_OPTION_RESTORE): Ditto.
5128 (TARGET_OPTION_PRINT): Ditto.
5129 (TARGET_CAN_INLINE_P): Ditto.
5131 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
5133 * c-typeck.c (build_external_ref): Don't call assemble_external.
5134 * final.c (output_operand): Call assemble_external.
5136 2008-07-21 DJ Delorie <dj@redhat.com>
5138 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
5139 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
5141 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5143 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
5144 original insn and splitter contents into ...
5145 ("*div<mode>3_fast"): ... this new pattern. Enable only if
5146 flag_unsafe_math_optimizations. Add dummy scratch register.
5147 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
5148 !flag_unsafe_math_optimizations. Returns number with next
5149 highest magnitude if this is still less or equal to the true
5150 quotient in magnitude.
5152 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
5154 * Makefile.in: Replace toplev.h with TOPLEV_H.
5155 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
5156 * c-lex.c (fe_file_change): Don't set in_system_header.
5157 * c-parser.c (c_token): Remove in_system_header.
5158 (c_lex_one_token): Don't set in_system_header.
5159 (c_parser_set_source_position_from_token): Don't set in_system_header.
5160 * diagnostic.c (diagnostic_report_diagnostic): Use location from
5163 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
5164 * flags.h (in_system_header): Remove.
5165 * function.c (saved_in_system_header): Remove.
5166 (push_cfun): Don't set in_system_header.
5167 (pop_cfun): Don't set in_system_header.
5168 (push_struct_function): Don't set in_system_header.
5169 * input.h (expanded_location): Add sysp.
5170 (in_system_header_at): New.
5171 (in_system_header): New.
5172 * toplev.c (in_system_header): Remove.
5173 * toplev.h: Include input.h
5175 * tree-cfg.c (execute_warn_function_return): Call warning_at.
5176 * tree-ssa.c (warn_uninit): Call warning_at.
5177 (warn_uninitialized_var): Update calls to warn_uninit.
5178 (warn_uninitialized_phi): Update calls to warn_uninit.
5179 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
5180 (expand_location): Initialize xloc.sysp.
5181 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
5182 (tree_decl_with_vis): Remove in_system_header_flag.
5184 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
5187 * recog.c (asm_operand_ok): Change the order of the extra
5188 memory constraint checks.
5190 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5193 * tree-switch-conversion.c (build_one_array): Call
5194 varpool_mark_needed_node and varpool_finalize_decl
5195 instead of assemble_variable.
5197 2008-07-19 Jan Hubicka <jh@suse.cz>
5199 * cgraph.c (cgraph_add_new_function): Do early local passes.
5200 * tree-nrv.c (gate_pass_return_slot): New gate.
5201 (pass_nrv): Add the gate.
5202 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
5204 (coalesce_ssa_name): Coalesce SSA names.
5205 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
5206 not optimizing so unused user vars remains visible.
5207 * common.opt (flag_tree_ter): Always enable by default.
5208 * tree-ssa-ter.c: Include flags.h
5209 (is_replaceable_p): Check that locations match; when aliasing is missing
5210 be conservative about loads.
5211 * tree-optimize.c (gate_init_datastructures): Remove.
5212 (pass_init_datastructures): New.
5213 * passes.c: Reorder passes so we always go into SSA.
5215 2008-07-19 Jan Hubicka <jh@suse.cz>
5217 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
5218 * doc/invoke.texi (--combine): Likewise.
5219 (-finline-functions-called-once): Update levels when enabled.
5220 (-funit-at-a-time): Document new behaviour.
5221 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
5222 -fno-section-anchors when disabled explicitly.
5223 (inline params): They are not ignored now.
5224 (precompiled headers): Remove unit-at-a-time as being incompatible.
5225 * opts.c (decode_options): Handle unit-at-a-time as alias;
5226 imply -fno-section-anchors when toplevel reorder is disabled
5228 * common.opt (ftoplevel-reorder): Set default value to 2.
5229 (funit-at-a-time): Set default value to 1.
5230 * config/rs6000/rs6000.c (optimization_options): Set section anchors
5233 2008-07-19 Jan Hubicka <jh@suse.cz>
5235 * builtins.c (expand_builtin_int_roundingfn,
5236 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
5239 2008-07-19 Richard Guenther <rguenther@suse.de>
5242 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
5243 * tree-ssa-sccvn.c (get_constant_value_id): New function.
5244 * tree-ssa-pre.c (get_expr_value_id): For newly created
5245 constant value-ids make sure to add the expression to its
5248 2008-07-19 Jakub Jelinek <jakub@redhat.com>
5251 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
5252 return value of the builtin is ignored.
5254 2008-07-19 Olivier Hainque <hainque@adacore.com>
5256 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
5257 bits, a C conformant malloc implementation has to provide.
5258 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
5260 2008-07-19 Joseph Myers <joseph@codesourcery.com>
5264 * reload.c (find_reloads_subreg_address): Only reload address if
5265 reloaded == 0, not for reloaded != 1.
5268 2008-07-16 Joseph Myers <joseph@codesourcery.com>
5269 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
5270 (m32c_legitimate_address_p): Handle "++rii" addresses created by
5271 m32c_legitimize_reload_address.
5273 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5274 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
5275 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
5277 2008-07-19 Olivier Hainque <hainque@adacore.com>
5279 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
5280 argument, saying whether nested array are to be collapsed
5281 into a single array type DIE with multiple subscripts.
5282 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
5283 issues, centralize the nested array types collapsing control and
5284 disable the transformation for Ada.
5286 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
5289 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
5291 (x86_64_shift_adj_2): New expander.
5292 (x86_64_shift_adj_3): Ditto.
5293 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
5294 to split TImode operands.
5295 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
5296 (ix86_split_lshr): Ditto.
5298 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
5300 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
5301 and __CHAR32_TYPE__.
5302 * c-typeck.c (digest_init): Support char16_t and char32_t.
5303 (set_nonincremental_init_from_string): Idem.
5305 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
5308 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
5309 PREFERRED_STACK_BOUNDARY.
5310 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5312 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
5315 * function.c (locate_and_pad_parm): Cap boundary earlier.
5317 2008-07-17 Julian Brown <julian@codesourcery.com>
5319 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
5320 no-op for targets which don't use DLLs.
5322 2008-07-17 Martin Jambor <mjambor@suse.cz>
5324 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
5325 that nodes are relevant by examining the node->analyzed flag.
5326 (ipcp_init_stage): Check which nodes are relevant, assert that the
5327 relevant ones are also required.
5328 (ipcp_propagate_stage): Check on the side arrays are properly
5330 (ipcp_print_all_jump_functions): Make sure not to touch any node
5331 that is not analyzed or an edge that does not have a corresponding
5332 entry in the on-the-side vectors.
5333 (ipcp_function_scale_print): Likewise.
5334 (ipcp_update_callgraph): Check that the node is relevant.
5335 (ipcp_insert_stage): Check that the node is relevant. Check there is
5336 an info for every node and edge.
5337 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
5338 (ipa_print_all_tree_maps): Likewise and a new variable info.
5339 (ipa_print_all_params_modified): Likewise.
5340 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
5342 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
5345 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
5347 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
5349 PR rtl-optimization/36753
5350 * fwprop.c (use_killed_between): Don't shortcut
5351 single-definition global registers.
5353 2008-07-16 Jan Hubicka <jh@suse.cz>
5355 * cgraph.h (varpool_empty_needed_queue): Declare.
5356 * cgraphunit.c (output_in_order): Mark all variables as needed;
5358 * varpool.c (varpool_assemble_node): Update debug queue.
5359 (varpool_assemble_pending_decls): Don't do it here.
5360 (varpool_empty_needed_queue): New function.
5362 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5364 * recog.c (peephole2_optimize): Fix formatting.
5366 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5368 * c-pch.c (get_ident): Avoid C++ keywords.
5369 * combine-stack-adj.c (single_set_for_csa): Likewise.
5370 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
5371 output_asm_insn): Likewise.
5372 * reload.c (push_secondary_reload, find_reusable_reload,
5373 push_reload, combine_reloads, find_reloads,
5374 debug_reload_to_stream): Likewise.
5375 * reload.h (struct reload): Likewise.
5376 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
5377 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
5378 emit_output_reload_insns): Likewise.
5379 * targhooks.c (default_secondary_reload): Likewise.
5380 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
5382 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5384 * recog.c (validate_change_1, validate_change,
5385 validate_unshare_change, validate_replace_rtx_1, struct
5386 funny_match, constrain_operands, peephole2_optimize): Avoid C++
5388 * reload.c (push_secondary_reload, secondary_reload_class,
5389 scratch_reload_class, find_valid_class, find_reusable_reload,
5390 push_reload, find_dummy_reload, find_reloads_address_1,
5391 find_reloads_address_part, find_equiv_reg): Likewise.
5392 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
5393 choose_reload_regs): Likewise.
5394 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
5396 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
5397 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5398 * sched-rgn.c (concat_INSN_LIST): Likewise.
5399 * stor-layout.c (mode_for_size, mode_for_size_tree,
5400 smallest_mode_for_size): Likewise.
5402 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5404 * cfg.c (dump_reg_info): Avoid C++ keywords.
5405 * dwarf2asm.c (dw2_force_const_mem,
5406 dw2_asm_output_encoded_addr_rtx): Likewise.
5407 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
5408 * expmed.c (expand_shift): Likewise.
5409 * global.c (find_reg): Likewise.
5410 * graph.c (draw_edge): Likewise.
5411 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
5412 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
5413 widen_clz, widen_bswap, expand_parity, expand_unop,
5414 emit_cmp_and_jump_insn_1): Likewise.
5415 * postreload.c (reload_cse_simplify_operands): Likewise.
5416 * ra.h (add_neighbor): Likewise.
5417 * reg-stack.c (remove_regno_note, change_stack): Likewise.
5418 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
5419 record_reg_classes, copy_cost, record_address_regs,
5420 invalid_mode_change_p): Likewise.
5421 * regrename.c (regrename_optimize, scan_rtx_reg,
5422 dump_def_use_chain, find_oldest_value_reg,
5423 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
5425 2008-07-16 David Edelsohn <edelsohn@gnu.org>
5427 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
5428 MASK_POWERPC64 for power4 in previous commit.
5430 2008-07-16 Olivier Hainque <hainque@adacore.com>
5432 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
5433 instead of bare conversion to cast const-ness away.
5435 2008-07-16 Anatoly Sokolov <aesok@post.ru>
5437 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
5438 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
5439 * config/xtensa/xtensa.c (xtensa_function_value): New function.
5440 (TARGET_FUNCTION_VALUE): Define.
5442 2008-07-16 David Edelsohn <edelsohn@gnu.org>
5444 * config/rs6000/rs6000.c (processor_target_table): Add
5445 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
5447 2008-07-16 Joseph Myers <joseph@codesourcery.com>
5450 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
5451 (m32c_legitimate_address_p): Handle "++rii" addresses created by
5452 m32c_legitimize_reload_address.
5454 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
5456 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
5457 DECL_IN_SYSTEM_HEADER in sync.
5459 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
5461 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
5462 * tree-ssa-pre.c (pre_expr_eq): Ditto
5463 (get_constant_for_value_id): Take a type as an argument.
5464 (fully_constant_expression): Pass in type.
5465 (find_or_generate_expression): Short circuit constant case.
5466 (create_expression_by_pieces): Remove special casing of
5468 (do_regular_insertion): Short circuit constant case.
5469 (do_partial_partial_insertion): Ditto.
5471 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5474 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
5476 2008-07-15 Bob Wilson <bob.wilson@acm.org>
5478 * config/xtensa/libgcc-xtensa.ver: New file.
5479 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
5481 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5483 * df-problems.c (df_set_note): Avoid C++ keywords.
5484 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
5485 * dse.c (record_store, remove_useless_values): Likewise.
5486 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
5487 gen_reg_rtx_offset, operand_subword, change_address_1,
5488 change_address, adjust_address_1, offset_address,
5489 widen_memory_access, emit_copy_of_insn_after): Likewise.
5490 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
5491 * fwprop.c (should_replace_address, propagate_rtx_1,
5492 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
5494 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
5495 gcse_emit_move_after, update_ld_motion_stores): Likewise.
5496 * lcm.c (compute_insert_delete, pre_edge_lcm,
5497 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
5498 * lower-subreg.c (resolve_reg_notes): Likewise.
5499 * mode-switching.c (optimize_mode_switching): Likewise.
5501 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5503 * bt-load.c (add_btr_def, migrate_btr_def,
5504 branch_target_load_optimize): Avoid C++ keywords.
5505 * caller-save.c (insert_restore, insert_save, insert_one_insn):
5507 * combine.c (subst, simplify_set, make_extraction,
5508 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
5509 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
5510 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
5512 2008-07-15 Richard Guenther <rguenther@suse.de>
5515 * c-common.c (strict_aliasing_warning): Do not warn for
5516 TYPE_REF_CAN_ALIAS_ALL pointers.
5517 (c_common_get_alias_set): may_alias types are not special.
5518 * tree.c (build_pointer_type_for_mode): Look up the may_alias
5519 attribute and set can_ref_all accordingly.
5520 (build_reference_type_for_mode): Likewise.
5521 * doc/extend.texi (may_alias): Clarify.
5523 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5526 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
5527 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
5529 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5532 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
5533 gcc_assert, instead call output_operand_lossage.
5535 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
5537 * builtins.c (std_canonical_va_list): Treat structure based
5540 2008-07-15 Ben Elliston <bje@au.ibm.com>
5542 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
5544 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
5546 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
5549 2008-07-14 Jan Hubicka <jh@suse.cz>
5551 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
5552 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
5553 fix predicates and constraints.
5554 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
5555 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
5557 2008-07-14 Doug Kwan <dougkwan@google.com>
5559 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
5560 additional option file arm/eabi.opt.
5561 * config/arm/eabi.h (File): New configuration file for EABI targets.
5562 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
5563 SUBSUBTARGET_EXTRA_SPECS.
5564 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
5565 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
5566 from STARTFILE_SPEC so that it can be referenced in an override.
5567 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
5568 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
5569 can be referenced in an override.
5570 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
5571 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
5572 so that it can be referenced in an override.
5573 (LINK_SPEC): Use BPABI_LINK_SPEC.
5574 * config/arm/eabi.opt (File): New.
5576 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5578 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
5579 (FIXED_VALUE_H): New variable.
5580 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
5581 input.h, fixed-value.h.
5582 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
5583 (BASIC_BLOCK_H): Use $(BITMAP_H).
5584 (FUNCTION_H): Add varray.h.
5585 (IPA_REFERENCE_H): Use $(BITMAP_H).
5586 (CGRAPH_H): Add $(BASIC_BLOCK_H).
5587 (DF_H): Use $(BITMAP_H).
5588 (GGC_H): Add statistics.h.
5590 (INSN_ATTR_H): Use it.
5591 (SYSTEM_H): Add safe-ctype.h, filenames.h.
5593 (SYMTAB_H): Add $(OBSTACK_H).
5594 (CPP_INTERNAL_H): New.
5595 (TREE_DUMP_H): Add tree-pass.h.
5596 (TREE_FLOW_H): Use $(BITMAP_H)
5597 (PRETTY_PRINT_H): Use $(INPUT_H).
5598 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
5601 (many object files): Fix lots of header dependencies throughout.
5603 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5605 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
5607 (s-gtyp-input): Use them to write tmp-gi.list.
5608 (echo_to_gi.list): Remove.
5610 2008-07-14 Richard Guenther <rguenther@suse.de>
5612 * tree-ssa-sccvn.c (pre_info): Remove.
5613 (switch_to_PRE_table): Likewise.
5614 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
5615 (set_hashtable_value_ids): Do not create value-ids for the
5617 (run_scc_vn): Remove double test. Remove bogus special-case
5618 in value-number printing.
5619 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
5620 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
5622 * tree-flow-inline.h (get_value_handle): Remove.
5623 * tree-flow.h (get_value_handle): Remove.
5625 2008-07-14 Martin Jambor <mjambor@suse.cz>
5627 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
5628 in which we generate arithmetics is not a subrange.
5630 2008-07-14 Martin Jambor <mjambor@suse.cz>
5632 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
5634 2008-07-14 Richard Guenther <rguenther@suse.de>
5636 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
5638 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
5641 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
5642 reload for symbol refs moved to r0 with -fPIC.
5643 (legitimize_pic_address): Use the target register as temporary
5645 (emit_symbolic_move): Adjust comment.
5646 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
5649 2008-07-14 Ben Elliston <bje@au.ibm.com>
5651 * c-common.h (C_CPP_HASHNODE): New macro.
5652 * coretypes.h (struct cpp_token): Forward declare.
5653 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5654 the context-sensitive keyword method.
5655 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
5656 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
5657 expand_bool_pixel): New.
5658 (altivec_categorize_keyword): New function.
5659 (init_vector_keywords): New function.
5660 (rs6000_macro_to_expand): Likewise.
5661 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
5662 compiling an ISO C dialect.
5664 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
5666 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
5667 (create_expression_by_pieces): Fix typo.
5668 (do_regular_insertion): Use debug counter here too.
5670 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
5673 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
5674 CONST_OK_FOR_LETTER_P. All port-local users changed.
5675 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
5676 implement Kp matching power-of-two.
5677 (CONSTRAINT_LEN): Define to match.
5678 * config/cris/cris.md: Replace all use of constraint K with Kc.
5679 ("*btst*): Use Kp for operand 0 of last alternative.
5681 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5684 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
5687 2008-07-13 Jan Hubicka <jh@suse.cz>
5689 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
5692 2008-07-13 Richard Guenther <rguenther@suse.de>
5695 * langhooks.c (lhd_print_error_function): Deal with recursive
5698 2008-07-12 Jan Hubicka <jh@suse.cz>
5700 * cgraph.c (assembler_name_hash): New static var.
5701 (hash_node_by_assembler_name, eq_assembler_name): New.
5702 (cgraph_node_for_asm): Use hashtable.
5703 (cgraph_remove_node): Maintain hashtable.
5704 (change_decl_assembler_name): Sanity check that names are not changing
5705 after aliasing was processed.
5706 * cgraph.h (varpoon_node): Add next GGC marker.
5707 * tree.c (decl_assembler_name_equal): Constify.
5708 (decl_assembler_name_hash): New.
5709 * tree.h (decl_assembler_name_equal): Constify.
5710 (decl_assembler_name_hash): Update.
5712 2008-07-12 David Daney <ddaney@avtrex.com>
5714 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5717 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
5719 * doc/md.texi: Document the MIPS "v" constraint.
5720 * config/mips/mips.h (reg_class): Revert last change.
5721 (REG_CLASS_NAMES): Likewise.
5722 (REG_CLASS_CONTENTS): Likewise.
5723 * config/mips/mips.c (mips_regno_to_class): Likewise.
5724 * config/mips/constraints.md (v): Likewise, but add documentation.
5725 Add a comment to say that this constraint should not be used in
5728 2008-07-11 DJ Delorie <dj@redhat.com>
5730 * config/h8300/h8300.md (length): Fix branch offset limit.
5732 2008-07-11 Anatoly Sokolov <aesok@post.ru>
5734 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
5735 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
5736 (avr_hard_regno_scratch_ok): New function.
5737 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
5738 * config/avr/avr.md (all peepholes that request a scratch register):
5739 Remove avr_peep2_scratch_safe use.
5741 2008-07-11 Tom Tromey <tromey@redhat.com>
5742 Ian Lance Taylor <iant@google.com>
5744 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
5745 (struct c_common_resword): Define.
5746 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
5747 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
5748 (c_common_reswords, num_c_common_reswords): Declare.
5749 * c-common.c (c_common_reswords): New global const array.
5750 (num_c_common_reswords): New const int.
5751 * c-parser.c (struct resword, reswords): Don't define.
5752 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
5753 (c_parse_init): Clarify mask code. Use c_common_reswords rather
5754 than reswords. If warning about C++ keywords, give them a special
5756 (c_lex_one_token): Warn about C++ keywords. Call
5757 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
5758 (c_parser_external_declaration): Look for RID_xxx rather than
5759 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
5760 (c_parser_statement_after_labels): Likewise.
5761 (c_parser_objc_class_instance_variables): Likewise.
5762 (c_parser_objc_class_declaration): Likewise.
5763 (c_parser_objc_try_catch_statement): Likewise.
5764 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
5765 (declspecs_add_type): Likewise.
5767 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
5769 * ggc-page.c (alloc_page):
5770 Substituting xmalloc, xcalloc with
5771 XNEWVEC and XCNEWVAR macros which add the
5774 2008-07-11 Richard Guenther <rguenther@suse.de>
5776 PR tree-optimization/36765
5777 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
5778 aliases from HEAP vars to SMTs.
5780 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5782 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
5783 * configure.ac (loose_warn): Move -Wc++-compat from here...
5784 (strict_warn): ...to here.
5785 * configure: Regenerate.
5787 2008-07-10 Joseph Myers <joseph@codesourcery.com>
5789 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
5790 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
5791 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
5792 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
5793 excluding more specific h8300-*-* and sh-*-* targets.
5795 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
5797 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
5799 (execute_pre): Call loop_optimizer_finalize in early exit.
5801 2008-07-10 Jakub Jelinek <jakub@redhat.com>
5804 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
5805 uids in the bitmap, not just VAR_DECL uids.
5807 PR rtl-optimization/36419
5808 * combine-stack-adj.c (adjust_frame_related_expr): New function.
5809 (combine_stack_adjustments_for_block): Call it if needed. Delete
5811 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
5812 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
5813 prologue sp adjustment.
5815 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
5818 * opts.c (print_ignored_options): Report postponed diagnostics for
5819 unknown -Wno-* options as warnings, not errors.
5820 (postpone_unknown_option_error): Renamed to...
5821 (postpone_unknown_option_warning): ... this.
5823 2008-07-09 Doug Kwan <dougkwan@google.com>
5826 2008-07-08 Doug Kwan <dougkwan@google.com>
5828 * config/arm/arm.opt (mandroid): New option.
5829 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
5830 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
5832 (CC1PLUS_SPEC): Same.
5834 (STARTFILE_SPEC): Same.
5835 (ENDFILE_SPEC): Same.
5836 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
5839 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
5842 * config/mips/mips.h (reg_class): Remove V1_REG.
5843 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5844 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
5846 (mips_get_tp): New function.
5847 (mips_legitimize_tls_address): Use it.
5848 * config/mips/constraints.md (v): Delete.
5849 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
5850 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
5851 After reload, split into a move and ...
5852 (*tls_get_tp_<mode>_split): ...this new instruction.
5854 2008-07-09 David Daney <ddaney@avtrex.com>
5856 * config/mips/driver-native.c: Include coretypes.h and tm.h.
5858 2008-07-09 Jakub Jelinek <jakub@redhat.com>
5860 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
5861 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
5863 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
5864 htab_delete should be called. Don't free c.
5865 (lookup_tmp_var): Create temp_htab lazily.
5866 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
5867 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
5869 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
5870 lower_omp_ordered, lower_omp_critical, lower_omp_for,
5871 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
5872 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
5873 * tree-sra.c (generate_element_init): Likewise.
5874 * tree-mudflap.c (execute_mudflap_function_ops,
5875 execute_mudflap_function_decls): Likewise.
5876 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
5877 * tree-gimple.h (struct gimplify_ctx): New type.
5878 (push_gimplify_context): Adjust prototype.
5880 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
5882 * tree-ssa-pre.c (phi_translate_1): Update placement of
5885 2008-07-09 Anatoly Sokolov <aesok@post.ru>
5887 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
5888 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
5889 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
5890 * targhooks.c (default_hard_regno_scratch_ok): New function.
5891 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
5892 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
5893 * recog.c: Include "target.h".
5894 (peep2_find_free_register): Add check for global regs. Add target
5896 * Makefile.in (recog.o): Depend on target.h.
5898 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
5900 * config/sh/sh.c (sh_canonical_va_list_type): New.
5901 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
5903 2008-07-09 Raksit Ashok <raksit@google.com>
5905 * doc/invoke.texi (Option Summary): Mention new option
5906 -Wdisallowed-function-list=...
5907 (Warning Options): Document -Wdisallowed-function-list=...
5908 * common.opt (Wdisallowed-function-list=): New flag.
5909 * flags.h (warn_disallowed_functions): External definition of new
5910 boolean warning flag.
5911 (warn_if_disallowed_function_p): Declare new function.
5912 * opts.c (warning_disallowed_functions): New static variable.
5913 (warn_disallowed_functions): New boolean warning flag.
5914 (warn_if_disallowed_function_p): New function.
5915 (add_comma_separated_to_vector): Rename
5916 add_instrument_functions_exclude_list to this.
5917 (common_handle_option): Handle new option. Rename calls to
5918 add_instrument_functions_exclude_list into calls to
5919 add_comma_separated_to_vector.
5920 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
5921 based on flag warn_disallowed_functions.
5923 2008-07-09 Christian Bruel <christian.bruel@st.com>
5925 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
5926 instead of get_attr_length.
5928 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5930 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
5932 * genemit.c (gen_insn): Likewise.
5933 * gengtype.c (note_def_vec): Likewise.
5934 * gengtype.h (note_def_vec): Likewise.
5935 * genoutput.c (struct data, output_insn_data, process_template,
5936 gen_expand, gen_split, note_constraint): Likewise.
5937 * genrecog.c (new_decision, add_to_sequence, factor_tests,
5938 make_insn_sequence): Likewise.
5939 * gensupport.c (record_insn_name): Likewise.
5941 2008-07-08 Doug Kwan <dougkwan@google.com>
5943 * config/arm/arm.opt (mandroid): New option.
5944 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
5945 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
5947 (CC1PLUS_SPEC): Same.
5949 (STARTFILE_SPEC): Same.
5950 (ENDFILE_SPEC): Same.
5951 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
5954 2008-07-08 Raksit Ashok <raksit@google.com>
5956 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
5957 (set_storage_via_setmem): Fix expected_align parameter.
5958 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
5959 missing from the list.
5960 * doc/md.texi (movmem): Explicitly state that expected alignment is
5961 to be expressed in bytes.
5962 (setmem): Explicitly state that expected alignment is to be expressed
5965 2008-07-08 Joseph Myers <joseph@codesourcery.com>
5967 * reload.c (find_reloads_subreg_address): Do not require validity
5968 of address in original mode before reloading address.
5970 2008-07-07 Tianwei Sheng <tianweis@google.com>
5972 * df-core.c (df_remove_problem): Adjust the access to avoid out of
5973 bounds array access.
5975 2008-07-08 Jakub Jelinek <jakub@redhat.com>
5977 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
5979 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
5981 Fix PR tree-optimization/23455
5982 Fix PR tree-optimization/35286
5983 Fix PR tree-optimization/35287
5984 * Makefile.in (OBJS-common): Remove tree-vn.o.
5985 (tree-vn.o): Remove.
5986 * dbgcnt.def: Add treepre_insert debug counter.
5987 * gcc/tree-flow.h (add_to_value): Updated for other changes.
5988 (debug_value_expressions): Ditto.
5989 (print_value_expressions): Ditto.
5990 * tree-pretty-print.c (dump_generic_node): Updated for
5991 VALUE_HANDLE removal.
5992 * tree-ssa-dom.c (record_equality): Ditto.
5993 (cprop_operand): Ditto.
5994 (lookup_avail_expr): Ditto.
5995 * tree-ssa-threadedge.c
5996 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
5997 (simplify_control_stmt_condition): Ditto.
5998 * tree.c (tree_code_size): Ditto.
5999 (tree_node_structure): Ditto.
6000 (iterative_hash_expr): Ditto.
6002 * tree.h (VALUE_HANDLE_ID): Ditto.
6003 (VALUE_HANDLE_EXPR_SET): Ditto.
6004 (struct tree_value_handle): Ditto.
6005 (union tree_node): Ditto.
6006 * treestruct.def: Ditto.
6007 * tree-vn.c: Removed.
6008 * tree-ssa-pre.c: Rewritten entirely.
6009 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
6010 (constant_value_ids): Ditto.
6011 (vn_nary_op_t): Moved to header.
6013 (vn_reference_op_t): Ditto
6014 (vn_reference_t): Ditto.
6015 (next_value_id): New variable.
6016 (VN_INFO): Add an assert.
6017 (vn_constant_eq): New function.
6018 (vn_constant_hash): Ditto.
6019 (get_or_alloc_constant_value_id): Ditto.
6020 (value_id_constant_p): Ditto.
6021 (vn_reference_compute_hash): De-staticify.
6022 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
6023 Disable some code with a FIXME. Remove VALUE_HANDLE use.
6024 (valueize_refs): Update opcode if it changes from ssa name to constant.
6025 (vn_reference_lookup_1): Add new argument.
6026 (vn_reference_lookup): Ditto.
6027 (vn_reference_lookup_pieces): New function.
6028 (vn_reference_insert): Add return type. Modify to deal with value ids.
6029 (vn_reference_insert_pieces): New function.
6030 (vn_nary_op_compute_hash): De-staticify.
6031 (vn_nary_op_eq): Ditto.
6032 (vn_nary_op_lookup_pieces): New function.
6033 (vn_nary_op_lookup): Add new argument.
6034 (vn_nary_op_insert_pieces): New function.
6035 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
6036 (vn_phi_insert): Ditto.
6037 (visit_unary_op): Update for callee changes.
6038 (visit_binary_op): Ditto.
6039 (visit_reference_op_load): Ditto.
6040 (visit_reference_op_store): Ditto.
6041 (init_scc_vn): Init next_value_id, constant_to_value_id and
6043 (free_scc_vn): Free them.
6044 (set_hashtable_value_ids): New function.
6045 (run_scc_vn): Use it.
6046 (get_max_value_id): New function.
6047 (get_next_value_id): Ditto.
6048 (expressions_equal_p): Moved from tree-vn.c
6049 (sort_vuses): Ditto.
6050 (sort_vuses_heap): Ditto.
6051 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
6053 * tree.c (iterative_hash_hashval_t): Made non-static
6054 * tree.h (iterative_hash_hashval_t): Declare it.
6056 2008-07-08 Martin Jambor <mjambor@suse.cz>
6058 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
6059 instead of ipa_create_node_params.
6060 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
6061 ipa_check_create_edge_args, free them with
6062 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
6064 * ipa-prop.c: Include flags.h and tree-inline.h.
6065 (ipa_node_params_vector): New variable.
6066 (ipa_edge_args_vector): New variable.
6067 (edge_removal_hook_holder): New variable.
6068 (node_removal_hook_holder): New variable.
6069 (edge_duplication_hook_holder): New variable.
6070 (node_duplication_hook_holder): New variable.
6071 (ipa_detect_param_modifications): Check for presence of modified flags.
6072 (ipa_compute_jump_functions): Check for presence of jump functions.
6073 (ipa_free_edge_args_substructures): New function.
6074 (ipa_create_node_params): Removed.
6075 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
6076 (ipa_free_node_params_substructures): New function.
6077 (ipa_free_all_node_params): Changed to deallocate the on-the-side
6079 (ipa_edge_removal_hook): New function.
6080 (ipa_node_removal_hook): New function.
6081 (duplicate_array): New function.
6082 (ipa_edge_duplication_hook): New function.
6083 (ipa_node_duplication_hook): New function.
6084 (ipa_register_cgraph_hooks): New function.
6085 (ipa_unregister_cgraph_hooks): New function.
6086 (free_all_ipa_structures_after_ipa_cp): New function.
6088 * ipa-prop.h: Include vec.h.
6089 (ipa_node_params_t): New typedef with vector types for it.
6090 (ipa_edge_args_t): New typedef with vector types for it.
6091 (IPA_NODE_REF): Changed to access an on-the-side vector.
6092 (IPA_EDGE_REF): Changed to access an on-the-side vector.
6093 (ipa_check_create_node_params): New function.
6094 (ipa_check_create_edge_args): New function.
6096 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
6099 2008-07-07 Tom Tromey <tromey@redhat.com>
6101 * configure, config.in: Rebuilt.
6102 * configure.ac: Don't check for scandir or alphasort.
6104 2008-07-07 Joseph Myers <joseph@codesourcery.com>
6106 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
6107 types immediately after creating them.
6109 2008-07-07 Joseph Myers <joseph@codesourcery.com>
6111 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
6113 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
6115 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
6116 dump_constraint_graph.
6117 (dump_constraint_edge): New function.
6118 (dump_constraint_graph): New function.
6119 (debug_constraint_graph): New function.
6120 (dump_constraint): Removed useless comparison.
6121 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
6122 (dump_constraint_graph): Declare.
6123 (debug_constraint_graph): Declare.
6124 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
6126 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
6128 * config/i386/i386.c (is_va_list_char_pointer): New.
6129 (ix86_va_start): Replace compare with ms_va_list_type_node
6130 by is_va_list_char_pointer.
6131 (ix86_gimplify_va_arg): Likewise.
6133 2008-07-07 Martin Jambor <mjambor@suse.cz>
6135 * cgraph.c (cgraph_edge_max_uid): New variable.
6136 (struct cgraph_edge_hook_list): New type.
6137 (struct cgraph_node_hook_list): New type.
6138 (struct cgraph_2edge_hook_list): New type.
6139 (struct cgraph_2node_hook_list): New type.
6140 (first_cgraph_edge_removal_hook): New variable.
6141 (first_cgraph_node_removal_hook): New variable.
6142 (first_cgraph_edge_duplicated_hook): New variable.
6143 (first_cgraph_node_duplicated_hook): New variable.
6144 (cgraph_add_edge_removal_hook): New function.
6145 (cgraph_remove_edge_removal_hook): New function.
6146 (cgraph_call_edge_removal_hooks): New function.
6147 (cgraph_add_node_removal_hook): New function.
6148 (cgraph_remove_node_removal_hook): New function.
6149 (cgraph_call_node_removal_hooks): New function.
6150 (cgraph_add_edge_duplication_hook): New function.
6151 (cgraph_remove_edge_duplication_hook): New function.
6152 (cgraph_call_edge_duplication_hooks): New function.
6153 (cgraph_add_node_duplication_hook): New function.
6154 (cgraph_remove_node_duplication_hook): New function.
6155 (cgraph_call_node_duplication_hooks): New function.
6156 (cgraph_create_edge): Assign to edge uid.
6157 (cgraph_remove_edge): Call edge removal hooks.
6158 (cgraph_node_remove_callees): Call edge removal hooks.
6159 (cgraph_node_remove_callers): Call edge removal hooks.
6160 (cgraph_remove_node): Call node removal hooks.
6161 (cgraph_clone_edge): Call edge duplication hooks.
6162 (cgraph_clone_node): Call node duplication hooks.
6164 * cgraph.h (cgraph_edge): New field uid.
6165 (cgraph_edge_hook): New type.
6166 (cgraph_node_hook): New type.
6167 (cgraph_2edge_hook): New type.
6168 (cgraph_2node_hook): New type.
6170 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
6172 * config.in: Regenerate.
6174 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
6176 * gcc.c (print_sysroot): New.
6177 (option_map, display_help, process_command): Handle the
6178 -print-sysroot option.
6179 (main): Print the sysroot if requested.
6180 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
6182 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6185 * unwind-pe.h (size_of_encoded_value): add attribute unused.
6187 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
6189 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
6190 (assign_parm_setup_block_p): Also check mode of entry_parm.
6192 2008-07-07 Richard Guenther <rguenther@suse.de>
6194 * tree-ssa-structalias.h (set_used_smts): Remove.
6195 * tree-ssa-structalias.c (used_smts): Likewise.
6196 (set_used_smts): Likewise.
6197 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
6198 call to set_used_smts.
6200 2008-07-07 Richard Guenther <rguenther@suse.de>
6202 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
6203 (new_var_info): Set it to false.
6204 (solution_set_add): Correctly handle pointers outside a var and
6206 (type_safe): Treat variables with is_full_var properly.
6207 (do_sd_constraint): Likewise.
6208 (do_ds_constraint): Likewise.
6209 (process_constraint): Remove zeroing offset for !use_field_sensitive.
6210 (get_constraint_for_ptr_offset): New function.
6211 (get_constraint_for_component_ref): For addresses at least include
6212 the last field of the variable. Handle is_full_vars properly.
6213 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
6214 (handle_ptr_arith): Remove.
6215 (find_func_aliases): Simplify assignment handling.
6216 (create_function_info_for): For parameter and result varinfos set
6218 (create_variable_info_for): Set is_full_var flag whenever we
6219 just created a single varinfo for a decl.
6220 (init_alias_vars): Initialize use_field_sensitive from
6221 max-fields-for-field-sensitive parameter.
6223 2008-07-07 Richard Guenther <rguenther@suse.de>
6225 PR tree-optimization/36713
6226 * tree-flow-inline.h (is_call_used): New function.
6227 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
6228 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
6229 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
6231 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6233 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
6235 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
6237 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
6239 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6240 Nathan Sidwell <nathan@codesourcery.com>
6242 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
6243 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
6245 * config/m68k/t-linux: New.
6246 * doc/install.texi: Document m68k-*-linux is now multilibbed by
6249 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
6251 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
6252 * config/m68k/m68k-devices.def: Remove multilibs that only differ
6255 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6257 * gcc.c (execute): Fix -Wc++-compat warning.
6259 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
6262 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
6263 constant for little endian.
6265 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
6267 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
6268 mips_base_mips16 instead of TARGET_MIPS16.
6269 (mips_base_mips16): Declare.
6270 * config/mips/mips.c (mips_base_mips16): Make global.
6271 (was_mips16_p): Remove GTY marker.
6272 (was_mips16_pch_p): New variable.
6273 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
6274 (mips_override_options): Force to non-MIPS16 mode initially.
6275 Do not complain about MIPS16 PIC incompatibilities here.
6276 Only allow -mgpopt if -mexplicit-relocs is in force for
6279 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
6281 * configure.ac: Check for caddr_t, define to char * if not defined.
6282 * configure: Regenerate.
6283 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
6284 (mmap_gt_pch_use_address): Likewise.
6285 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
6287 2008-07-06 Richard Guenther <rguenther@suse.de>
6289 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
6290 (new_var_info): Deal with it.
6291 (solution_set_add): Likewise.
6292 (bitpos_of_field): Make signed, fix.
6293 (struct fieldoff): Remove type and decl fields. Make size field
6294 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
6296 (fieldoff_compare): Deal with it.
6297 (push_fields_onto_fieldstack): Remove has_union argument, glob
6298 adjacent non-pointer fields together.
6299 (create_function_info_for): Do not set has_union.
6300 (create_variable_info_for): Simplify.
6302 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
6304 * config.gcc (extra_headers): Add cross-stdarg.h for target
6305 x86_64-*-* and i?86-*-*.
6306 * config/i386/cross-stdarg.h: New.
6307 * builtins.c (std_fn_abi_va_list): New.
6308 (std_canonical_va_list_type): New.
6309 (stabilize_va_list): Replace va_list_type_node use by
6310 mtarget.canonical_va_list_type.
6311 (gimplify_va_arg_expr): Likewise.
6312 (expand_builtin_va_copy): Replace va_list_type_node use by
6313 mtarget.fn_abi_va_list.
6314 * tree-sra.c (is_va_list_type): New helper.
6315 (decl_can_be_decomposed_p): Replace
6316 va_list_type_node use by is_va_list_type.
6317 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
6318 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6319 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
6320 * config/i386/i386-protos.h (ix86_get_valist_type): New.
6321 (ix86_enum_va_list): New.
6322 * config/i386/i386.c (sysv_va_list_type_node): New.
6323 (ms_va_list_type_node): New.
6324 (ix86_function_type_abi): Remove sorry.
6325 (ix86_build_builtin_va_list_abi): New.
6326 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
6328 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
6329 (ix86_init_builtins_va_builtins_abi): New.
6330 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
6332 (ix86_handle_abi_attribute): New.
6333 (attribute_spec): Add sysv_abi and ms_abi.
6334 (ix86_fn_abi_va_list): New.
6335 (ix86_canonical_va_list_type): New.
6336 (ix86_enum_va_list): New.
6337 (TARGET_FN_ABI_VA_LIST): New.
6338 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6339 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
6340 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
6341 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6342 (TARGET_ENUM_VA_LIST): New.
6343 * expr.h (std_fn_abi_va_list): New.
6344 (std_canonical_va_list_type): New.
6345 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
6346 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6347 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
6348 TARGET_CANONICAL_VA_LIST_TYPE.
6349 * target.h (struct gcc_target): Add fn_abi_va_list hook
6350 and canonical_va_list_type hook.
6352 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6354 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
6355 integral and pointer types.
6357 2008-07-04 Roger Sayle <roger@eyesopen.com>
6359 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
6360 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
6362 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
6365 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
6367 2008-07-04 Jakub Jelinek <jakub@redhat.com>
6369 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
6370 build_gimple_modify_stmt.
6371 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
6372 gimple operand. Use fold_build* instead of build*.
6374 2008-07-04 Richard Guenther <rguenther@suse.de>
6376 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
6377 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
6378 properly to compute the reachability set if we do field-sensitive PTA.
6379 * invoke.texi (max-fields-for-field-sensitive): Document default.
6380 * opts.c (decode_options): Set max-fields-for-field-sensitive to
6381 100 for optimize >= 2.
6383 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6385 * ggc-zone.c (lookup_page_table_if_allocated,
6386 set_page_table_entry, zone_find_object_size, alloc_small_page,
6387 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
6388 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
6389 -Wc++-compat and/or -Wcast-qual warnings.
6391 2008-07-04 Alan Modra <amodra@bigpond.net.au>
6394 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
6395 pic_offset_table_rtx to be marked as used here.
6396 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
6397 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
6398 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
6399 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
6402 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6404 * alloc-pool.c (hash_descriptor, eq_descriptor,
6405 alloc_pool_descriptor): Fix -Wc++-compat warnings.
6406 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
6408 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
6409 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
6410 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
6411 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
6414 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
6416 * tree-flow.h (loop_only_exit_p): Declare.
6417 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
6418 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
6419 the number of iterations if it is constant. Otherwise, if this is the
6420 only possible exit of the loop, use the conservative estimate on the
6421 number of iterations of the entire loop if available.
6423 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
6425 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
6426 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
6427 Add synchronization functions.
6428 * config/sync.c: New file.
6429 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
6430 (LIBGCC_SYNC_CFLAGS): Likewise.
6432 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
6435 * config/i386/i386.md (mode): Add TF to "mode" attribute.
6436 (*pushtf_sse): New insn pattern.
6437 (pushtf splitters): New splitters.
6439 2008-07-03 Michael Meissner <gnu@the-meissners.org>
6442 * predict.c (build_predict_expr): Use void_type_node for the tree
6443 type, instead of NULL_TREE.
6445 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
6447 * config/i386/i386.c (contains_aligned_value_p): Return true
6449 (ix86_data_alignment): Align TCmode to 128bits.
6450 (ix86_local_alignment): Likewise.
6452 2008-07-03 Andrew Haley <aph@redhat.com>
6455 * vec.h (VEC_TA): New.
6456 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
6457 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
6458 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
6459 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
6460 (C_COMMON_FIXED_TYPES): Remove first arg.
6461 (C_COMMON_FIXED_MODE_TYPES): Likewise.
6462 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
6463 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
6464 not to use empty macro arguments.
6466 2008-07-02 Joseph Myers <joseph@codesourcery.com>
6468 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
6469 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
6470 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
6471 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
6472 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
6473 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
6474 config/ia64/crtn.asm, config/m68hc11/larith.asm,
6475 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
6476 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
6477 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
6478 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
6479 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
6480 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
6481 config/rs6000/e500crtres64gpr.asm,
6482 config/rs6000/e500crtres64gprctr.asm,
6483 config/rs6000/e500crtrest32gpr.asm,
6484 config/rs6000/e500crtrest64gpr.asm,
6485 config/rs6000/e500crtresx32gpr.asm,
6486 config/rs6000/e500crtresx64gpr.asm,
6487 config/rs6000/e500crtsav32gpr.asm,
6488 config/rs6000/e500crtsav64gpr.asm,
6489 config/rs6000/e500crtsav64gprctr.asm,
6490 config/rs6000/e500crtsavg32gpr.asm,
6491 config/rs6000/e500crtsavg64gpr.asm,
6492 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
6493 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
6494 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
6495 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
6496 config/sparc/sol2-cn.asm: Remove .file directives.
6498 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
6500 * resource.c (mark_referenced_resources): Look inside
6501 UNSPEC_VOLATILEs and ASM_INPUTs.
6503 2008-07-02 Ian Lance Taylor <iant@google.com>
6505 * rtlanal.c (add_reg_note): New function.
6506 * rtl.h (add_reg_note): Declare.
6507 * auto-inc-dec.c (attempt_change): Use add_reg_note.
6508 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
6509 * builtins.c (expand_builtin_longjmp): Likewise.
6510 (expand_builtin_nonlocal_goto): Likewise.
6511 * calls.c (emit_call_1, expand_call): Likewise.
6512 * cfgexpand.c (add_reg_br_prob_note): Likewise.
6513 * cfglayout.c (fixup_reorder_chain): Likewise.
6514 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
6515 (commit_one_edge_insertion): Likewise.
6516 * combine.c (move_deaths, distribute_notes): Likewise.
6517 * df-problems.c (df_set_note): Likewise.
6518 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
6519 (set_unique_reg_note): Likewise.
6520 (emit_copy_of_insn_after): Likewise.
6521 * expr.c (expand_expr_real): Likewise.
6522 * gcse.c (add_label_notes): Likewise.
6523 * haifa-sched.c (create_check_block_twin): Likewise.
6524 * jump.c (mark_jump_label_1): Likewise.
6525 * loop-doloop.c (add_test, doloop_modify): Likewise.
6526 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6527 * lower-subreg.c (move_eh_region_note): Likewise.
6528 * optabs.c (emit_libcall_block): Likewise.
6529 * predict.c (predict_insn): Likewise.
6530 (combine_predictions_for_insn): Likewise.
6531 * recog.c (peephole2_optimize): Likewise.
6532 * regmove.c (try_auto_increment): Likewise.
6533 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
6534 * reload.c (find_reloads): Likewise.
6535 * reload1.c (fixup_eh_region_note): Likewise.
6536 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
6537 * reorg.c (delete_prior_computation): Likewise.
6538 (delete_computation, dbr_schedule): Likewise.
6539 * config/pa/pa.c (legitimize_pic_address): Likewise.
6540 * config/sh/sh.c (sh_reorg): Likewise.
6542 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
6545 * config/libgcc-glibc.ver: Add %exclude.
6546 * config/m32r/libgcc-glibc.ver: Likwise.
6547 * config/s390/libgcc-glibc.ver: Likwise.
6548 * config/sh/libgcc-glibc.ver: Likwise.
6549 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
6551 * config/i386/libgcc-glibc.ver: New.
6553 * config/i386/libgcc-x86_64-glibc.ver: Removed.
6555 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
6557 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
6558 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
6559 i[34567]86-*-linux*, x86_64-*-linux*. Add
6560 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
6561 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
6562 x86_64-*-linux*. Add i386/t-linux to tmake_file for
6563 i[34567]86-*-linux*, x86_64-*-linux*.
6565 * libgcc-std.ver: Add empty GCC_4.4.0.
6567 * mkmap-symver.awk: Support multiple versions per symbol.
6569 * config/i386/i386.c (ix86_init_builtins): Always define
6570 __builtin_fabsq and __builtin_copysignq with fallbacks.
6571 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
6572 and __builtin_copysignq if SSE2 isn't available.
6574 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
6575 (LIBGCC2_TF_CEXT): Likwise.
6578 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
6580 * config/i386/sfp-machine.h: Moved to libgcc.
6582 * config/i386/sfp-machine.h: New.
6583 * config/i386/t-linux: Likwise.
6585 * config/i386/t-darwin: Remove softfp_wrap_start and
6587 * config/i386/t-darwin64: Likewise.
6589 * config/i386/t-fprules-softfp64: Renamed to ...
6590 * config/i386/t-fprules-softfp: This.
6592 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
6593 and softfp_wrap_end.
6595 2008-07-02 Jason Merrill <jason@redhat.com>
6597 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
6599 * tree.c (ctor_to_list): New fn.
6600 * tree.h: Declare it.
6601 (CONSTRUCTOR_ELT): New macro.
6602 (CONSTRUCTOR_NELTS): New macro.
6604 2008-07-02 Richard Guenther <rguenther@suse.de>
6606 * tree-ssa-structalias.c (struct variable_info): Reorder
6607 to fill padding on 64bit hosts. Make collapsed_to an int.
6608 (get_varinfo_fc): Deal with that.
6609 (new_var_info): Likewise.
6610 (collapse_rest_of_var): Likewise.
6612 2008-07-02 Joshua Sumali <jsumali@redhat.com>
6614 * doc/install.texi (--enable-java-home): Document.
6615 (--enable-aot-compile-rpm): Likewise.
6616 (--with-arch-directory): Likewise.
6617 (--with-os-directory): Likewise.
6618 (--with-origin-name): Likewise.
6619 (--with-arch-suffix): Likewise.
6620 (--with-jvm-root-dir): Likewise.
6621 (--with-jvm-jar-dir): Likewise.
6622 (--with-python-dir): Likewise.
6624 2008-07-02 Richard Guenther <rguenther@suse.de>
6626 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
6627 from decls explicitly. Merge operand checking from tuples.
6629 2008-07-02 Martin Jambor <mjambor@suse.cz>
6631 * tree-switch-conversion.c: Included timevar.h which I forgot before.
6633 2008-07-02 Martin Jambor <mjambor@suse.cz>
6635 * tree-switch-conversion.c: Included timevar.h
6636 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
6638 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
6640 2008-07-02 Martin Jambor <mjambor@suse.cz>
6642 * tree-switch-conversion.c: Corrected various comments and
6644 (build_constructors): Fixed minor formatting mistakes.
6646 * invoke.texi (Optimize Options): Corrected the
6647 switch-conversion-max-branch-ratio parameter.
6649 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
6651 * final.c (asm_insn_count): Return zero for an empty asm body.
6653 2008-07-02 Richard Guenther <rguenther@suse.de>
6655 * bitmap.h (bitmap_set_bit): Return bool.
6656 (bitmap_clear_bit): Likewise.
6657 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
6658 write to the bitmap if it would.
6659 (bitmap_clear_bit): Likewise.
6660 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
6661 bitmap_set_bit return value.
6662 (add_pred_graph_edge): Likewise.
6663 (add_graph_edge): Likewise.
6664 (do_sd_constraint): Likewise.
6665 (do_ds_constraint): Likewise.
6667 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6669 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
6670 Fix -Wc++-compat and/or -Wcast-qual warnings.
6671 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
6672 gen_regparm_prefix): Likewise.
6673 * vmsdbgout.c (write_modbeg, lookup_filename,
6674 vmsdbgout_source_line, vmsdbgout_init): Likewise.
6676 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
6678 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
6679 defaults.h definition apply.
6681 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6683 * function.c (assign_parm_remove_parallels): New.
6684 (assign_parm_setup_block_p): Do not return true for non-BLKmode
6686 (assign_parm_setup_block): Do not handle them.
6687 (assign_parm_setup_reg, assign_parm_setup_stack): Call
6688 assign_parm_remove_parallels.
6690 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6692 * c-typeck.c (convert_for_assignment): Use
6693 vector_targets_convertible_p.
6694 * c-common.c (vector_targets_convertible_p): New.
6695 * c-common.h (vector_targets_convertible_p): New prototype.
6696 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
6697 opaque_p_V2SI_type_node.
6699 2008-07-01 Steve Ellcey <sje@cup.hp.com>
6701 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
6704 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
6706 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
6707 TFmode constants via two element DImode vector for hosts with
6708 HOST_BITS_PER_WIDE_INT < 64.
6709 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
6710 also for HOST_BITS_PER_WIDE_INT < 64.
6712 2008-07-01 Richard Guenther <rguenther@suse.de>
6714 PR tree-optimization/36666
6715 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
6716 (get_constraint_exp_from_ssa_var): Split into ...
6717 (get_constraint_exp_for_temp): ... this ...
6718 (get_constraint_for_ssa_var): ... and that.
6719 Return constraint expressions for all touched sub-fields
6720 if the results address is not taken.
6721 (process_constraint): Remove assertion that aggregate
6722 assignments do not happen at this place.
6723 (get_constraint_for_component_ref): Add address_p argument.
6724 Return constraint expressions for all touched sub-fields
6725 if the results address is not taken.
6726 (do_deref): Use get_constraint_exp_for_temp.
6727 (get_constraint_for_1): Rename from ...
6728 (get_constraint_for): ... this. Add the old function as wrapper.
6729 (do_structure_copy): Use get_constraint_for_1.
6731 2008-07-01 Martin Jambor <mjambor@suse.cz>
6733 * Makefile.in (tree-switch-conversion.o): Add.
6734 (OBJS-common): Add tree-swtch-conversion.o.
6735 * passes.c (init_optimization_passes): Add pass_convert_switch.
6736 * tree-pass.h: (pass_convert_switch): Add.
6737 * tree-switch-conversion.c: New file.
6738 * gcc.dg/tree-ssa/cswtch.c: New testcase.
6739 * common.opt (ftree-cswtch): New option.
6740 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
6741 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
6742 * opts.c (decode_options): Set flag_tree_switch_conversion when
6743 optimization level is >= 2.
6744 * doc/invoke.texi (Optimize Options): Added description of
6745 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
6747 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6749 * config/darwin-driver.c (darwin_default_min_version): Fix
6750 -Wc++-compat warnings.
6752 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
6754 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
6757 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6759 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
6761 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6763 PR rtl-optimization/34744
6764 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
6765 (df_scan_free_internal): Free data structures not
6766 allocated in storage pools.
6767 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
6768 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
6769 df_scan_free_mws_vec.
6770 * dse.c (dse_step6): Free offset_map_p and offset_map_n
6773 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
6775 * config/i386/i386.c (contains_aligned_value_p): Return true
6777 (ix86_function_arg_boundary): Return its natural boundary
6779 (return_in_memory_32): Don't check TDmode.
6780 (ix86_split_to_parts): Support splitting into 4 parts and
6781 support TFmode for 32bit target.
6782 (ix86_split_long_move): Support splitting into 4 parts.
6783 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
6785 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
6786 (ix86_init_builtins): Here.
6787 (ix86_scalar_mode_supported_p): Always return true for TFmode.
6788 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
6789 'q' and 'w', respectively.
6791 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
6793 (movtf_internal): Likewise.
6794 (<code>tf2): Likewise.
6795 (*absnegtf2_sse): Likewise.
6796 (copysign<mode>3): Likewise.
6797 (copysign<mode>3_const): Likewise.
6798 (copysign<mode>3_var): Likewise.
6799 (define_split UNSPEC_COPYSIGN): Likewise.
6800 * config/i386/sse.md (*nandtf3): Likewise.
6801 (<code>tf3): Likewise.
6802 (*<code>tf3): Likewise.
6804 2008-06-30 Joey Ye <joey.ye@intel.com>
6805 H.J. Lu <hongjiu.lu@intel.com>
6807 * global.c (compute_regsets): Set frame_pointer_needed here.
6808 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
6810 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6812 * doc/install.texi (specific): Expand Windows build notes.
6814 2008-06-30 Ira Rosen <irar@il.ibm.com>
6816 PR tree-optimization/36648
6817 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
6818 number of prolog iterations by step. Fix the comment.
6820 2008-06-30 Richard Guenther <rguenther@suse.de>
6823 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
6824 handle calls from ECF_MALLOC functions.
6825 (handle_pure_call): ECF_MALLOC functions do not return
6827 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
6829 2008-06-29 Andreas Schwab <schwab@suse.de>
6831 * config/m68k/m68k.c (print_operand): Always print a float
6833 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
6834 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
6837 * config/rs6000/x-linux64: Remove never used file.
6839 2008-06-29 Richard Guenther <rguenther@suse.de>
6841 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
6843 (struct alias_info): Move ...
6844 * tree-ssa-alias.c: ... here.
6845 (update_alias_info): Declare.
6846 (compute_may_aliases): Call it.
6847 (update_alias_info): New function.
6848 * tree-ssa-structalias.c (update_alias_info): Move ...
6849 * tree-ssa-alias.c (update_alias_info_1): ... here.
6850 * tree-ssa-structalias.c (process_constraint_1): Remove
6851 unused from_call argument. Rename to ...
6852 (process_constraint): ... this. Delete old wrapper.
6853 (make_constraint_to): Adjust callers.
6854 (handle_const_call): Likewise.
6855 (handle_pure_call): Likewise.
6856 (init_base_vars): Likewise.
6857 (handle_lhs_call): Likewise. Remove unnecessary constraint.
6858 (find_func_aliases): We don't need structure copies for
6860 (make_constraint_from_anything): Remove.
6861 (create_variable_info_for): For globals make constraints
6862 from escaped, not from anything.
6863 (compute_points_to_sets): Do not call update_alias_info.
6864 (ipa_pta_execute): Use make_constraint_from.
6866 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6868 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
6869 (bitmap.o-warn, dominance.o-warn): New.
6870 * configure.ac (cxx_compat_warn): Delete.
6871 (loose_warn): Add -Wcast-qual and -Wc++-compat.
6872 * system.h: Remove #pragma diagnostic for -Wcast-qual and
6874 * configure: Regenerate.
6876 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
6879 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6881 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
6882 * df-scan.c (df_notes_rescan): Likewise.
6883 * ggc-page.c (set_page_table_entry): Likewise.
6884 * intl.c (gcc_gettext_width): Likewise.
6885 * varasm.c (get_unnamed_section, get_noswitch_section,
6886 get_section): Likewise.
6888 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
6890 * regrename.c (build_def_use): Don't copy RTX.
6892 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
6894 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
6895 (Type Attributes): Fix nesting of @table and @subsection. Adjust
6896 punctuation. Use @ref instead of @xref.
6897 (Function Names): Remove stray @display/@end display.
6898 (C++ Attributes): Use @ref instead of @xref.
6899 (Deprecated Features): Fix punctuation around @xref.
6900 (Backwards Compatibility): Likewise.
6901 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
6903 2008-06-28 Joseph Myers <joseph@codesourcery.com>
6905 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
6906 constants for E500 double.
6908 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6910 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
6911 element type of const_vector.
6913 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
6915 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
6916 Remove FLAGS_REG clobber from expander pattern.
6917 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
6918 (anddi3, andsi3, andhi3, andqi3): Ditto.
6919 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
6920 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
6921 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
6922 (ashlsi3, ashlhi3, ashlqi3): Ditto.
6923 (ashrsi3, ashrhi3, ashrqi3): Ditto.
6924 (lshrsi3, lshrhi3, lshrqi3): Ditto.
6925 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
6926 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
6928 2008-06-28 Richard Guenther <rguenther@suse.de>
6930 * tree-ssa-structalias.c (callused_id, var_callused,
6931 callused_tree): Add.
6932 (handle_pure_call): New function.
6933 (find_func_aliases): Call it.
6934 (find_what_p_points_to): Handle the call-used set.
6935 (clobber_what_escaped): Likewise.
6936 (compute_call_used_vars): New function.
6937 (init_base_vars): Init the call-used variable.
6938 (do_sd_constraint): Do not propagate the solution from CALLUSED
6939 but use CALLUSED as a placeholder.
6940 (solve_graph): Likewise.
6941 * tree-flow-inline.h (gimple_call_used_vars): New function.
6942 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
6943 (compute_call_used_vars): Declare.
6944 * tree-ssa-alias.c (set_initial_properties): Call
6945 compute_call_used_vars.
6946 (reset_alias_info): Clear call-used variables.
6947 (add_call_clobber_ops): Assert we are not called for const/pure
6948 functions. Remove handling of them.
6949 (add_call_read_ops): Handle pure functions by adding the
6950 call-used set of variables as VUSEs.
6951 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
6952 (delete_tree_ssa): Free it.
6953 * tree-dfa.c (remove_referenced_var): Clear the var from the
6956 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
6958 * tree.c (build_varargs_function_type_list): New.
6959 (build_function_type_list_1): New.
6960 (build_function_type_list): Use build_function_type_list_1.
6961 * tree.h (build_varargs_function_type_list): New.
6963 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6966 * config/spu/spu.c (spu_builtin_splats): Do not generate
6967 invalid CONST_VECTOR expressions.
6968 (spu_expand_vector_init): Likewise.
6970 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
6972 * optabs.c (libfunc_decls): New variable.
6973 (libfunc_decl_hash, libfunc_decl_eq): New functions.
6974 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
6975 for the same function twice.
6977 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
6979 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
6980 ix86_expand_binary_operator directly.
6981 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
6983 (*ashrti3_1): Ditto.
6984 (*lshrti3_1): Ditto.
6985 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
6986 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
6987 using only one splitter. Conditionaly execute splitter before or
6988 after peephole2 pass.
6989 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
6990 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
6991 Use only one alternative in asm template.
6992 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
6994 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
6995 "J" operand constraint for operand 2.
6996 (*ashldi3_cconly_rex64): Ditto.
6997 (*ashrdi3_cmp_rex64): Ditto.
6998 (*ashrdi3_cconly_rex64): Ditto.
6999 (*lshrdi3_cmp_rex64): Ditto.
7000 (*lshrdi3_cconly_rex64): Ditto.
7001 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
7002 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
7003 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
7006 2008-06-27 Jakub Jelinek <jakub@redhat.com>
7008 * gimplify.c (omp_is_private): Don't return true if decl is not
7009 already private on #pragma omp for or #pragma omp parallel for.
7012 * tree-cfg.c (struct move_stmt_d): Replace block field with
7013 orig_block and new_block fields.
7014 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
7015 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
7016 (move_block_to_fn): Replace vars_map and new_label_map arguments
7017 with struct move_stmt_d pointer.
7018 (replace_block_vars_by_duplicates): New function.
7019 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
7020 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
7021 all subblocks of ORIG_BLOCK to the new function. Call
7022 replace_block_vars_by_duplicates.
7023 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
7024 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
7025 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
7026 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
7027 (expand_omp): Temporarily set input_location to the location of
7028 region's controlling stmt.
7029 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
7030 BIND_EXPR, push ctx->block_vars and gimplification vars into
7031 the BIND_EXPR and its block's BLOCK_VARS instead of directly
7033 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
7034 there are any BLOCK_VARS.
7035 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
7036 OMP_PARALLEL or OMP_TASK stmt.
7037 (lower_omp): Save and restore input_location around the lower_omp_1
7040 2008-06-27 Richard Guenther <rguenther@suse.de>
7042 PR tree-optimization/36400
7043 PR tree-optimization/36373
7044 PR tree-optimization/36344
7045 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
7046 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
7047 (update_alias_info): Remove call clobbering code.
7048 (make_constraint_to): New helper function.
7049 (make_escape_constraint): Likewise.
7050 (handle_rhs_call): Use it on all pointer containing arguments.
7051 Also mark the static chain escaped.
7052 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
7053 instead of ANYTHING.
7054 (make_constraint_from): New helper split out from ...
7055 (make_constraint_from_anything): ... here.
7056 (find_func_aliases): Add constraints for escape sites.
7057 (intra_create_variable_infos): Make constraints from NONLOCAL
7059 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
7061 (clobber_what_p_points_to): Remove.
7062 (clobber_what_escaped): New function.
7063 (init_base_vars): Init NONLOCAL and ESCAPED.
7064 (do_sd_constraint): Do not propagate the solution from ESCAPED
7065 but use ESCAPED as a placeholder.
7066 (solve_graph): Likewise.
7067 * tree-flow.h (clobber_what_p_points_to): Remove.
7068 (clobber_what_escaped): Declare.
7069 * tree-ssa-alias.c (set_initial_properties): Call it.
7070 Remove code clobbering escaped pointers.
7072 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
7074 * function.c (allocate_struct_function): Only allocate a unique
7075 funcdef_no if the decl is nonzero.
7077 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
7079 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
7080 * config/mips/mips.c (mips_split_const_insns): New function.
7081 * config/mips/mips.md (move_type): New attribute.
7082 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
7083 (dword_mode): New attribute.
7084 (type): Avoid long line. Map "move_type"s to "type"s,
7085 choosing "multi" for doubleword moves if appropriate.
7086 Swap MTC/MFC comments to match their declaration order.
7087 (extended_mips16): Default to "yes" if "move_type" is "sll0",
7088 "type" is "branch" or "jal" is "direct".
7089 (length): Handle "extended_mips16" first. Make the default
7090 "0" for "ghost" instructions. Set the length from "move_type".
7091 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
7092 of "type", with "sll0" for the register alternative. Remove the
7093 "extended_mips16" attribute.
7094 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
7095 of "type", with "shift_shift" for the register alternative.
7096 Remove the "length" attribute.
7097 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
7098 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
7099 of "type", with "andi" for the register alternative.
7100 (*zero_extendqihi2): Likewise.
7101 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
7102 of "andi" instead of a "type" of "arith".
7103 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
7105 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
7106 (mov_<store>r, *mov<mode>_ra): Likewise.
7107 (extendsidi2): Use "move_type" instead of "type", with "move"
7108 for the register alternative.
7109 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
7110 of "type", with "signext" for the register alternative.
7111 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
7112 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
7113 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
7114 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
7115 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
7116 (unnamed branch insn): Likewise.
7117 (*movdi_gp32_fp64): Fold into...
7118 (*movdi_32bit): ...here.
7119 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
7120 (*movdf_hardfloat): ...this new pattern.
7121 (*movdf_softfloat): Remove redundant FPR alternatives.
7122 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
7123 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
7124 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
7125 the "move" attribute.
7126 (*movdi_32bit): Use "move_type" instead of "type" and remove the
7127 "length" attribute. Use "fpload" and "fpstore" instead of "load"
7128 and "store" for COP loads and stores.
7129 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
7130 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
7131 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
7132 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
7133 (*movtf_mips16, *movv2sf): Likewise.
7134 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
7135 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
7136 (mfhc1<mode>): Use "move_type" instead of "move".
7137 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
7138 (loadgp_blockage): Remove the "length" attribute.
7139 (blockage, set_got_version, update_got_version): Likewise.
7140 (call_internal): Remove the "extended_mips16" attribute.
7141 (call_value_internal, call_value_multiple_internal): Likewise.
7142 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
7144 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
7145 the "length" attribute.
7147 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7149 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
7150 -Wcast-qual warnings.
7151 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
7152 handle_pragma_pop_macro): Likewise.
7153 * collect2.c (resolve_lib_name): Likewise.
7154 * config/arc/arc.c (arc_init): Likewise.
7155 * config/arm/arm.c (neon_builtin_compare,
7156 locate_neon_builtin_icode): Likewise.
7157 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
7158 * config/bfin/bfin.c (bfin_init_machine_status,
7159 bfin_optimize_loop): Likewise.
7160 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
7161 * config/cris/cris.c (cris_init_expanders): Likewise.
7162 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
7163 * config/darwin.c (machopic_indirection_eq,
7164 machopic_indirection_name, machopic_output_indirection): Likewise.
7165 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
7166 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
7167 frv_optimize_membar): Likewise.
7168 * config/i386/cygwin.h (mingw_scan,
7169 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
7170 * config/i386/cygwin1.c (mingw_scan): Likewise.
7171 * config/i386/i386.c (machopic_output_stub): Likewise.
7172 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
7173 i386_pe_unique_section): Likewise.
7174 * config/ia64/ia64.c (ia64_init_machine_status,
7175 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
7177 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
7178 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
7179 * config/m68k/m68k.c (m68k_handle_option,
7180 m68k_sched_md_init_global): Likewise.
7181 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
7182 mcore_unique_section): Likewise.
7183 * config/mips/mips.c (mips_block_move_straight,
7184 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
7186 * config/mmix/mmix.c (mmix_init_machine_status,
7187 mmix_encode_section_info): Likewise.
7188 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
7189 * config/rs6000/rs6000.c (rs6000_init_machine_status,
7190 print_operand_address, output_toc, redefine_groups,
7191 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
7192 * config/s390/s390.c (s390_init_machine_status): Likewise.
7193 * config/score/score.c (score_block_move_straight,
7194 score_block_move_loop_body): Likewise.
7195 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
7196 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
7197 * emit-rtl.c (find_auto_inc): Likewise.
7198 * gcc.c (translate_options, process_command): Likewise.
7199 * reorg.c (dbr_schedule): Likewise.
7200 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
7201 * xcoffout.c (xcoffout_declare_function): Likewise.
7203 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
7205 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
7206 ipa-pta working again.
7208 2008-06-27 David Edelsohn <edelsohn@gnu.org>
7210 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
7213 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
7215 * config.gcc (powerpc*-*-*): Add new core e500mc.
7216 * config/rs6000/e500mc.md: New file.
7217 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7219 (rs6000_override_options): Add e500mc case to
7220 processor_target_table. Altivec and Spe options not allowed
7221 with e500mc. Add isel instruction to e500mc by
7222 default. Initialize rs6000_cost for e500mc.
7223 (rs6000_issue_rate): Set issue rate for e500mc.
7224 * config/rs6000/rs6000.h (processor_type): Add
7225 PROCESSOR_PPCE500MC.
7226 (ASM_CPU_SPEC): Add e500mc.
7227 Set TARGET_ISEL to rs6000_isel.
7228 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
7229 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
7230 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
7232 * doc/invoke.texi: Add e500mc to list of cpus.
7234 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7237 * c-lex.c (lex_charconst): Initialize unsignedp.
7239 2008-06-27 Olivier Hainque <hainque@adacore.com>
7241 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
7242 documented assumptions.
7244 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
7246 * dwarf2out.c: Remove trailing white spaces. Break long line
7249 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
7251 * libfuncs.h (LTI_synchronize): New libfunc_index.
7252 (synchronize_libfunc): Declare.
7253 * builtins.c (expand_builtin_synchronize): Consider using
7254 synchronize_libfunc before falling back on an asm blockage.
7255 * config/mips/mips.c: Include libfuncs.h
7256 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
7258 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
7260 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
7261 parameter. Copy stack_reg to r11 where appropriate.
7262 (no_global_regs_above): Add gpr parameter.
7263 (rs6000_stack_info): Only add padding for SPE save area if we
7264 are saving SPE GPRs and CR.
7265 (saveres_routine_syms): New variable.
7266 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
7268 (rs6000_savres_routine_sym): New function.
7269 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
7271 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
7272 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
7273 Tweak FPR out-of-line saving.
7274 (rs6000_make_savres_rtx): New function.
7275 (rs6000_use_multiple_p): New function.
7276 (rs6000_savres_strategy): New function.
7277 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
7278 out-of-line if appropriate.
7279 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
7280 if we are optimizing for size.
7281 (GP_SAVE_INLINE): Define.
7282 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
7283 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
7284 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
7285 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
7286 (*save_fpregs_<mode>): Add use of r11.
7287 (*restore_gpregs_<mode>): New insn.
7288 (*return_and_restore_gpregs_<mode>): New insn.
7289 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
7291 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
7292 (*restore_gpregs_spe): New insn.
7293 (*return_and_restore_gpregs_spe): New insn.
7294 * config/rs6000/predicates.md (save_world_operation): Fix check.
7296 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
7298 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
7299 this point, so assert that.
7301 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
7303 * cfganal.c: Include vec.h and vecprim.h.
7304 (compute_idf): Import from...
7305 * tree-into-ssa (compute_idf): ...here.
7306 * basic-block.h (compute_idf): Export.
7308 2008-06-26 Joseph Myers <joseph@codesourcery.com>
7310 * c-decl.c (merge_decls): Use !current_function_decl to check for
7311 extern declaration of C99 inline function being at file scope.
7313 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
7315 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
7317 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7319 * alias.c (record_alias_subset, init_alias_analysis): Fix
7320 -Wc++-compat and/or -Wcast-qual warnings.
7321 * attribs.c (lookup_attribute_spec): Likewise.
7322 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
7323 copy_bb, connect_traces,
7324 find_rarely_executed_basic_blocks_and_cr): Likewise.
7325 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
7326 note_btr_set, migrate_btr_defs): Likewise.
7327 * builtins.c (result_vector, expand_builtin_memcpy,
7328 expand_builtin_mempcpy_args, expand_builtin_strncpy,
7329 builtin_memset_read_str, expand_builtin_printf,
7330 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
7332 * caller-save.c (mark_set_regs): Likewise.
7333 * calls.c (expand_call, emit_library_call_value_1): Likewise.
7334 * cgraph.c (cgraph_edge): Likewise.
7335 * combine.c (likely_spilled_retval_1): Likewise.
7336 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
7337 htab_counts_entry_del, get_coverage_counts): Likewise.
7338 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
7339 new_cselib_val): Likewise.
7340 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
7341 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
7343 * df-core.c (df_compact_blocks): Likewise.
7344 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
7345 * df-scan.c (df_grow_reg_info, df_ref_create,
7346 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
7347 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
7348 df_record_entry_block_defs, df_record_exit_block_uses,
7349 df_bb_verify): Likewise.
7350 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
7351 DF_REF_EXTRACT_MODE_CONST): New.
7352 * dominance.c (get_immediate_dominator, get_dominated_by,
7353 nearest_common_dominator, root_of_dom_tree,
7354 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
7355 -Wc++-compat and/or -Wcast-qual warnings.
7356 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
7357 record_store, replace_read, check_mem_read_rtx, scan_insn,
7358 dse_step1, dse_record_singleton_alias_set): Likewise.
7359 * dwarf2asm.c (dw2_force_const_mem): Likewise.
7361 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7363 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
7364 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
7365 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
7366 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
7367 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
7368 add_ranges_num, add_ranges_by_labels, file_info_cmp,
7369 file_name_acquire, output_file_names, add_const_value_attribute,
7370 premark_used_types_helper, file_table_eq, file_table_hash,
7371 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
7372 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
7373 -Wcast-qual warnings.
7374 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
7375 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
7376 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
7377 gen_reg_rtx, start_sequence, init_emit): Likewise.
7378 * et-forest.c (et_new_occ, et_new_tree): Likewise.
7379 * except.c (init_eh_for_function, gen_eh_region,
7380 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
7381 arh_to_landing_pad, arh_to_label, add_action_record,
7382 add_call_site, switch_to_exception_section): Likewise.
7383 * expmed.c (synth_mult): Likewise.
7384 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
7385 store_expr): Likewise.
7386 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
7388 * function.c (assign_stack_temp_for_type,
7389 allocate_struct_function, match_asm_constraints_1): Likewise.
7390 * gcov-io.c (gcov_allocate): Likewise.
7391 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
7392 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
7393 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
7394 record_one_set, insert_expr_in_table, insert_set_in_table,
7395 dump_hash_table, compute_hash_table_work, alloc_hash_table,
7396 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
7397 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
7398 -Wcast-qual warnings.
7400 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7402 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
7403 -Wcast-qual warnings.
7404 * gcc.c (process_command): Likewise.
7405 * genattrtab.c (oballoc): Use XOBNEW.
7406 (oballocvec): Define.
7407 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
7408 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
7409 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
7410 -Wc++-compat and/or -Wcast-qual warnings.
7411 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
7412 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
7413 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
7414 gen_presence_absence_set, gen_automaton, gen_regexp_el,
7415 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
7416 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
7417 add_excls, process_presence_absence_names,
7418 process_presence_absence_patterns, add_presence_absence,
7419 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
7420 get_free_state, add_arc, get_free_automata_list_el,
7421 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
7422 transform_3, cache_presence, create_ainsns, create_automata,
7423 create_state_ainsn_table, dfa_insn_code_enlarge,
7424 output_trans_func, output_min_issue_delay_func,
7425 output_dead_lock_func, output_reset_func,
7426 output_get_cpu_unit_code_func, output_dfa_start_func,
7427 expand_automata): Likewise.
7428 * genextract.c (gen_insn): Likewise.
7429 * gengtype-lex.l: Likewise.
7430 * gengtype.c (read_input_list, adjust_field_type,
7431 process_gc_options): Likewise.
7432 * genoutput.c (note_constraint): Likewise.
7433 * genpreds.c (mangle, add_constraint): Likewise.
7434 * genrecog.c (process_define_predicate, new_decision,
7435 add_to_sequence): Likewise.
7436 * gensupport.c (record_insn_name): Likewise.
7438 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7440 * config/i386/driver-i386.c (detect_caches_amd,
7441 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
7442 and/or -Wcast-qual warnings.
7443 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
7444 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
7445 gt_pch_save): Likewise.
7446 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
7447 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
7448 * global.c (compute_regsets): Likewise.
7449 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
7450 finish_graph_dump_file): Likewise.
7451 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
7452 unlink_bb_notes): Likewise.
7453 * integrate.c (get_hard_reg_initial_val): Likewise.
7454 * ipa-prop.c (ipa_push_func_to_list): Likewise.
7455 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
7456 * local-alloc.c (update_equiv_regs): Likewise.
7457 * loop-invariant.c (check_invariant_table_size,
7458 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
7460 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
7461 altered_reg_used, mark_altered): Likewise.
7462 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
7463 insert_var_expansion_initialization,
7464 combine_var_copies_in_loop_exit, apply_opt_in_copies,
7465 release_var_copies): Likewise.
7466 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
7467 analyze_matrix_decl, add_allocation_site, analyze_transpose,
7468 analyze_accesses_for_phi_node, check_var_notmodified_p,
7469 check_allocation_function, find_sites_in_func,
7470 record_all_accesses_in_func, transform_access_sites,
7471 transform_allocation_sites): Likewise.
7472 * omp-low.c (new_omp_region, create_omp_child_function_name,
7473 check_omp_nesting_restrictions, check_combined_parallel,
7474 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
7475 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
7476 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7477 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
7479 * opts-common.c (prune_options): Likewise.
7480 * opts.c (add_input_filename, print_filtered_help,
7481 get_option_state): Likewise.
7482 * params.c (add_params): Likewise.
7483 * passes.c (set_pass_for_id, next_pass_1,
7484 do_per_function_toporder, pass_fini_dump_file): Likewise.
7485 * postreload.c (reload_cse_simplify_operands): Likewise.
7486 * predict.c (tree_predicted_by_p, tree_predict_edge,
7487 clear_bb_predictions, combine_predictions_for_bb): Likewise.
7489 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7491 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
7493 * recog.c (check_asm_operands, validate_change_1): Likewise.
7494 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
7495 subst_asm_stack_regs): Likewise.
7496 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
7497 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
7498 * regmove.c (reg_is_remote_constant_p): Likewise.
7499 * regrename.c (regrename_optimize, scan_rtx_reg,
7500 kill_clobbered_value, kill_set_value, kill_autoinc_value):
7502 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
7503 regstat_compute_calls_crossed): Likewise.
7504 * reload1.c (init_reload, new_insn_chain,
7505 has_nonexceptional_receiver, reload, copy_reloads,
7506 calculate_needs_all_insns, init_elim_table): Likewise.
7507 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
7508 * rtl.c (shallow_copy_rtx_stat): Likewise.
7509 * rtlanal.c (parms_set): Likewise.
7510 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
7511 sbitmap_resize, sbitmap_vector_alloc): Likewise.
7512 * sched-ebb.c (earliest_block_with_similiar_load,
7513 add_deps_for_risky_insns): Likewise.
7514 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
7515 schedule_region): Likewise.
7516 * see.c (eq_descriptor_pre_extension,
7517 hash_descriptor_pre_extension, hash_del_pre_extension,
7518 eq_descriptor_properties, hash_descriptor_properties,
7519 hash_del_properties, see_seek_pre_extension_expr,
7520 see_initialize_data_structures, see_print_register_properties,
7521 see_print_pre_extension_expr, see_delete_merged_def_extension,
7522 see_delete_unmerged_def_extension, see_emit_use_extension,
7523 see_pre_delete_extension, see_map_extension, see_commit_changes,
7524 see_analyze_merged_def_local_prop,
7525 see_analyze_merged_def_local_prop,
7526 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
7527 see_set_prop_merged_def, see_set_prop_unmerged_def,
7528 see_set_prop_unmerged_use, see_print_one_extension,
7529 see_merge_one_use_extension, see_merge_one_def_extension,
7530 see_store_reference_and_extension, see_update_uses_relevancy,
7531 see_update_defs_relevancy): Likewise.
7532 * statistics.c (hash_statistics_hash, hash_statistics_eq,
7533 hash_statistics_free, curr_statistics_hash): Likewise.
7534 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
7535 expand_asm_operands, expand_return, case_bit_test_cmp,
7536 expand_case): Likewise.
7537 * stor-layout.c (start_record_layout): Likewise.
7538 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
7539 gt_pch_save_stringpool): Likewise.
7540 * tree-data-ref.c (hash_stmt_vertex_info,
7541 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
7542 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
7544 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
7547 * config/i386/i386.md : Change constraints of HImode and QImode
7548 immediate operands from "i" to "n". Change SImode "ni" constraint to
7549 "i" and SImode "rmi" constraint to "g". Remove all constraints
7550 from const0_operand and const1_operand predicated operands.
7551 (i): Change QImode and HImode attribute from "i" to "n".
7552 (*subqi_2): Change HImode operands to QImode.
7555 2008-06-25 Olivier Hainque <hainque@adacore.com>
7557 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
7560 2008-06-25 Richard Guenther <rguenther@suse.de>
7562 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
7563 not overflow the result type.
7565 2008-06-25 Richard Guenther <rguenther@suse.de>
7567 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
7568 (vn_lookup): Likewise.
7570 2008-06-25 Richard Guenther <rguenther@suse.de>
7572 PR tree-optimization/35518
7573 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
7574 * tree-sra.c (instantiate_element): Use fold_build3 to build
7576 (try_instantiate_multiple_fields): Likewise.
7578 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7580 * config/rs6000/rs6000.md: Change all string instruction's clobber to
7583 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7585 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
7586 use_backchain_to_restore_sp to true
7587 if the offset of the link register save area would go over the 32k - 1
7588 offset limit of the load
7591 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
7593 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
7594 anchor for the type-punning blurb. Cross-reference "Structures
7595 unions enumerations and bit-fields implementation". Provide a
7596 cast-through-pointer example. Make final sentence self-contained.
7597 * doc/implement-c.texi (Structures unions enumerations and
7598 bit-fields implementation): Cross-reference the type-punning blurb
7599 in the -fstrict-aliasing documentation.
7601 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7604 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
7605 the memory instead of the memory itself for the save area.
7607 2008-06-24 Olivier Hainque <hainque@adacore.com>
7608 Nicolas Roche <roche@adacore.com>
7610 * gengtype.c (srcdir_len): size_t instead of int.
7611 (get_file_realbasename): New function. For F a filename, the real
7612 basename of F, with all the path components stripped.
7613 (get_file_srcdir_relative_path): New function. For F a filename, the
7614 relative path to F from $(srcdir).
7615 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
7616 get_file_realbasename. Adjust the head comment.
7617 (get_prefix_langdir_index): New function. For F a filename, return the
7618 lang_dir_names[] relative index of the language directory that is
7620 (get_file_langdir): For F a filename, return the name of the language
7621 directory where F is located.
7622 (get_file_gtfilename): New function. The gt- output file name for an
7624 (get_output_file_with_visibility): Replace in-line computations with
7625 uses of get_file_gtfilename and get_prefix_langdir_index.
7626 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
7628 2008-06-24 Jakub Jelinek <jakub@redhat.com>
7630 PR tree-optimization/36504
7631 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
7632 references without base address.
7634 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
7637 * calls.c (expand_call): Increase alignment for recursive functions.
7639 2008-06-23 Anatoly Sokolov <aesok@post.ru>
7641 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
7642 (TARGET_FUNCTION_VALUE): New define.
7643 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
7644 * config/avr/avr.h (FUNCTION_VALUE): Remove.
7646 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
7648 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
7649 (fmod<mode>3): Ditto.
7650 (remainderxf3): Ditto.
7651 (remainder<mode>3): Ditto.
7653 2008-06-23 Jakub Jelinek <jakub@redhat.com>
7656 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
7657 REG is a hard register.
7659 PR tree-optimization/36508
7660 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
7661 499, don't check it at all in release compilers.
7663 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
7665 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
7666 together with SSE_TARGET_MATH to disable insn pattern.
7667 (*fop_<MODEF:mode>_2_i387): Ditto.
7668 (*fop_<MODEF:mode>_3_i387): Ditto.
7670 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
7672 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
7674 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7677 * gimplify.c (gimplify_asm_expr): Check the return code of
7678 parse_output_constraint call, set function return and is_inout
7681 2008-06-22 Ian Lance Taylor <iant@google.com>
7683 * c-lex.c (narrowest_unsigned_type): Change itk to int.
7684 (narrowest_signed_type): Likewise.
7685 * c-typeck.c (c_common_type): Change local variable mclass to enum
7687 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
7688 tcc_comparison, not the tree code itself.
7689 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
7690 (c_expand_expr): Cast modifier to enum expand_modifier.
7691 * c-common.h (C_RID_CODE): Add casts.
7692 (C_SET_RID_CODE): Define.
7693 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
7694 (c_lex_one_token): Add cast to avoid warning.
7695 (c_parser_objc_type_name): Rename local typename to type_name.
7696 (check_no_duplicate_clause): Change code parameter to enum
7698 (c_parser_omp_var_list_parens): Change kind parameter to enum
7700 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
7701 c_parser_omp_list_var_parens.
7702 (c_parser_omp_threadprivate): Likewise.
7703 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
7704 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
7705 * c-format.c (NO_FMT): Define.
7706 (printf_length_specs): Use NO_FMT.
7707 (asm_fprintf_length_specs): Likewise.
7708 (gcc_diag_length_specs): Likewise.
7709 (scanf_length_specs): Likewise.
7710 (strfmon_length_specs): Likewise.
7711 (gcc_gfc_length_specs): Likewise.
7712 (printf_flag_specs): Change 0 to STD_C89.
7713 (asm_fprintf_flag_specs): Likewise.
7714 (gcc_diag_flag_specs): Likewise.
7715 (gcc_cxxdiag_flag_specs): Likewise.
7716 (scanf_flag_specs): Likewise.
7717 (strftime_flag_specs): Likewise.
7718 (strfmon_flag_specs): Likewise.
7719 (print_char_table): Likewise.
7720 (asm_fprintf_char_table): Likewise.
7721 (gcc_diag_char_table): Likewise.
7722 (gcc_tdiag_char_table): Likewise.
7723 (gcc_cdiag_char_table): Likewise.
7724 (gcc_cxxdiag_char_table): Likewise.
7725 (gcc_gfc_char_table): Likewise.
7726 (scan_char_table): Likewise.
7727 (time_char_table): Likewis.
7728 (monetary_char_table): Likewise.
7729 * c-format.h (BADLEN): Likewise.
7731 2008-06-21 Ian Lance Taylor <iant@google.com>
7733 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
7734 Define END_OF_BASE_TREE_CODES around inclusion.
7735 * tree.c (tree_code_type): New global array.
7736 (tree_code_length, tree_code_name): Likewise.
7737 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
7739 (all-tree.def, s-alltree): New targets.
7740 (gencheck.h, s-gencheck): Remove.
7741 (tree.o): Depend upon all-tree.def.
7742 (build/gencheck.o): Remove gencheck.h dependency.
7743 (mostlyclean): Don't remove gencheck.h.
7744 * c-common.h (enum c_tree_code): Remove.
7745 * c-lang.c (tree_code_type): Remove.
7746 (tree_code_length, tree_code_name): Remove.
7747 * gencheck.c (tree_codes): Include all-tree.def, rather than
7748 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
7750 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
7752 * cp/cp-tree.h (enum cplus_tree_code): Remove.
7753 (operator_name_info): Size to MAX_TREE_CODES.
7754 (assignment_operator_name_info): Likewise.
7755 * cp/cp-lang.c (tree_code_type): Remove.
7756 (tree_code_length, tree_code_name): Remove.
7757 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
7758 (assignment_operator_name_info): Likewise.
7759 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
7761 * cp/mangle.c (write_expression): Likewise.
7762 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
7763 * fortran/f95-lang.c (tree_code_type): Remove.
7764 (tree_code_length, tree_code_name): Remove.
7765 * java/java-tree.h (enum java_tree_code): Remove.
7766 * java/lang.c (tree_code_type): Remove.
7767 (tree_code_length, tree_code_name): Remove.
7768 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
7769 * objc/objc-act.h (enum objc_tree_code): Remove.
7770 * objc/objc-lang.c (tree_code_type): Remove.
7771 (tree_code_length, tree_code_name): Remove.
7772 * objcp/objcp-lang.c (tree_code_type): Remove.
7773 (tree_code_length, tree_code_name): Remove.
7774 * ada/ada-tree.h (enum gnat_tree_code): Remove.
7775 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
7776 * ada/misc.c (tree_code_type): Remove.
7777 (tree_code_length, tree_code_name): Remove.
7779 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
7781 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
7782 the grand_bitmap_obstack.
7784 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7786 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
7787 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
7788 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
7789 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
7790 move_stmt_r, new_label_mapper): Likewise.
7791 * tree-complex.c (cvc_lookup): Likewise.
7792 * tree-dfa.c (create_function_ann): Likewise.
7793 * tree-dump.c (dump_register): Likewise.
7794 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
7795 find_phi_replacement_condition): Likewise.
7796 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
7797 tree_function_versioning): Likewise.
7798 * tree-into-ssa.c (cmp_dfsnum): Likewise.
7799 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
7800 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
7801 get_nonlocal_debug_decl, convert_nonlocal_reference,
7802 convert_nonlocal_omp_clauses, get_local_debug_decl,
7803 convert_local_reference, convert_local_omp_clauses,
7804 convert_nl_goto_reference, convert_nl_goto_receiver,
7805 convert_tramp_reference, convert_call_expr): Likewise.
7806 * tree-outof-ssa.c (contains_tree_r): Likewise.
7807 * tree-parloops.c (reduction_phi, initialize_reductions,
7808 eliminate_local_variables_1, add_field_for_reduction,
7809 add_field_for_name, create_phi_for_local_result,
7810 create_call_for_reduction_1, create_loads_for_reductions,
7811 create_stores_for_reduction, create_loads_and_stores_for_name):
7813 * tree-phinodes.c (allocate_phi_node): Likewise.
7814 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
7815 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
7816 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
7817 * tree-ssa-coalesce.c (compare_pairs): Likewise.
7818 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
7819 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
7820 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
7821 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
7822 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
7823 vn_nary_op_insert): Likewise.
7824 * tree-ssa.c (redirect_edge_var_map_add,
7825 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
7826 * tree-vectorizer.c (vectorize_loops): Likewise.
7827 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
7828 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
7829 tree_cons_stat, build1_stat, build_variant_type_copy,
7830 decl_init_priority_lookup, decl_fini_priority_lookup,
7831 decl_priority_info, decl_restrict_base_lookup,
7832 decl_restrict_base_insert, decl_debug_expr_lookup,
7833 decl_debug_expr_insert, decl_value_expr_lookup,
7834 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
7835 type_hash_add, get_file_function_name, tree_check_failed,
7836 tree_not_check_failed, tree_range_check_failed,
7837 omp_clause_range_check_failed, build_omp_clause,
7838 build_vl_exp_stat): Likewise.
7839 * value-prof.c (gimple_histogram_value,
7840 gimple_duplicate_stmt_histograms): Likewise.
7841 * var-tracking.c (attrs_list_insert, attrs_list_copy,
7842 unshare_variable, variable_union_info_cmp_pos, variable_union,
7843 dataflow_set_different_1, dataflow_set_different_2,
7844 vt_find_locations, variable_was_changed, set_variable_part,
7845 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
7846 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
7847 section_entry_hash, object_block_entry_eq,
7848 object_block_entry_hash, create_block_symbol,
7849 initialize_cold_section_name, default_function_rodata_section,
7850 strip_reg_name, set_user_assembler_name, const_desc_eq,
7851 build_constant_desc, output_constant_def, lookup_constant_def,
7852 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
7853 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
7854 default_internal_label): Likewise.
7855 * varray.c (varray_init, varray_grow): Likewise.
7856 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
7858 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
7860 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
7861 operators for "test" insn. Macroize insn using SWI mode macro.
7862 (*jcc_fused_2): Ditto.
7863 (*jcc_fused_3): Macroize insn using SWI mode macro.
7864 (*jcc_fused_4): Ditto.
7866 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
7868 * tree-ssa-pre.c: Fix typo in comment.
7869 (init_antic, fini_antic): Add explicit funtions for
7870 initializing and deinitializing ANTIC and AVAIL sets.
7871 (create_expression_by_pieces): Fix typo in comment.
7872 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
7873 (execute_pre): Eventually dump details about ANTIC_IN.
7875 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7877 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
7878 * gcc.c (translate_options, init_spec, store_arg, read_specs,
7879 add_to_obstack, file_at_path, find_a_file, execute,
7880 add_preprocessor_option, add_assembler_option, add_linker_option,
7881 process_command, insert_wrapper, do_option_spec, do_self_spec,
7882 spec_path, do_spec_1, is_directory, main, used_arg,
7883 getenv_spec_function): Likewise.
7884 * tlink.c (symbol_hash_lookup, file_hash_lookup,
7885 demangled_hash_lookup, symbol_push, file_push, frob_extension):
7888 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7890 * doc/rtl.texi: Updated subreg section.
7892 2008-06-19 Jakub Jelinek <jakub@redhat.com>
7895 * cgraphunit.c (cgraph_process_new_functions): Don't clear
7896 node->needed and node->reachable.
7897 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
7898 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
7899 (expand_task_call): Don't call expand_task_copyfn.
7900 (expand_task_copyfn): Renamed to...
7901 (finalize_task_copyfn): ... this.
7903 2008-06-19 Jan Hubicka <jh@suse.cz>
7905 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
7906 clobbering framepointer.
7908 2008-06-19 Jan Hubicka <jh@suse.cz>
7910 * tree-optimize.c (execute_early_local_optimizations): Set
7911 cgraph_state only at first invocation.
7913 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7915 * system.h (-Wc++-compat): Activate as a warning, no an error.
7917 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
7919 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
7920 instead of "#" in insn asm template.
7921 (*jcc_fused_2): Ditto.
7923 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
7925 * config/i386/i386.h (ix86_tune_indices)
7926 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
7927 (TARGET_FUSE_CMP_AND_BRANCH): New define.
7928 * config/i386/i386.md (*jcc_fused_1): New insn pattern
7929 (*jcc_fused_2): Ditto.
7930 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
7931 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
7932 (print operand): Handle 'E' and 'e' code.
7934 2008-06-19 Anatoly Sokolov <aesok@post.ru>
7936 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
7937 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7938 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7940 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
7942 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
7944 (cgraph_expand_function): Use local copy of decl.
7945 (cgraph_expand_all_functions): Remove redundant initialization of
7947 (cgraph_optimize): Reword internal_error message.
7949 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
7951 * arm-protos.h (arm_return_in_memory): Remove public
7952 arm_return_in_memory() prototype.
7953 * arm.c (arm_return_in_memory): Add static prototype, add target
7954 hook macro, change definition and comments.
7955 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
7957 2008-06-19 Ben Elliston <bje@au.ibm.com>
7959 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
7960 real.c: Remove references to IEEE 754R.
7961 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
7962 * doc/libgcc.texi (Decimal float library routines): Likewise.
7964 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7966 * targhooks.h (struct gcc_target): New member unwind_word_mode.
7967 (default_unwind_word_mode): Add prototype.
7968 * targhooks.c (default_unwind_word_mode): New function.
7969 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
7970 instead of word_mode.
7971 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
7972 (TARGET_INITIALIZER): Use it.
7974 * c-common.c (handle_mode_attribute): Support "unwind_word"
7976 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
7978 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
7979 word_mode to access SjLj_Function_Context member "data".
7980 (sjlj_emit_dispatch_table): Likewise. Also, perform type
7981 conversion from targetm.eh_return_filter_mode () to
7982 targetm.unwind_word_mode () if they differ.
7984 * builtin-types.def (BT_UNWINDWORD): New primitive type.
7985 (BT_FN_UNWINDWORD_PTR): New function type.
7986 (BT_FN_WORD_PTR): Remove.
7987 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
7988 * except.c (expand_builtin_extend_pointer): Convert pointer to
7989 targetm.unwind_word_mode () instead of word_mode.
7991 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
7992 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
7993 (spu_unwind_word_mode): New function.
7994 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
7995 (TARGET_UNWIND_WORD_MODE): Define.
7996 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
7998 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8000 * config/spu/spu.c (reg_align): Remove.
8001 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
8002 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
8003 (spu_split_store): Likewise.
8005 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
8007 * gcc/tree-vn.c: Fix typo in comment.
8009 2008-06-18 Jan Hubicka <jh@suse.cz>
8011 * cgraphunit.c (cgraph_optimize): Output debug info when doing
8012 toplevel reorder too.
8014 2008-06-18 Jan Hubicka <jh@suse.cz>
8016 * c-opts.c (c_common_post_options): PCH is not compatible with
8018 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
8019 -fno-toplevel-reorder by default now.
8021 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8023 PR documentation/30739
8024 * doc/install.texi (Prerequisites): Document dependency on awk.
8026 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
8027 Ian Lance Taylor <iant@google.com>
8029 PR rtl-optimization/35604
8030 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
8031 only want to change jump destinations, not eventual label comparisons.
8033 2008-06-16 Jan Hubicka <jh@suse.cz>
8035 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
8037 (cgraph_analyze_function): Likewise.
8039 2008-06-16 Jan Hubicka <jh@suse.cz>
8041 * cgraph.h (cgraph_mark_if_needed): New function.
8042 * cgraphunit.c (cgraph_mark_if_needed): New function.
8043 * c-decl.c (duplicate_decl): Use it.
8045 2008-06-16 Jan Hubicka <jh@suse.cz>
8047 * cgraph.c (cgraph_add_new_function): When in expansion state, do
8050 2008-06-16 Jan Hubicka <jh@suse.cz>
8052 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
8054 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
8055 Kazu Hirata <kazu@codesourcery.com>
8056 Maxim Kuvyrkov <maxim@codesourcery.com
8058 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
8059 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
8060 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
8061 EXTRA_SPEC_FUNCTIONS.
8062 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
8063 (DRIVER_SELF_SPECS): Adjust.
8064 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
8065 * config/mips/st.h, config/mips/t-st: New.
8066 * config/mips/driver-native.c, config/mips/x-native: New.
8067 * doc/invoke.texi (MIPS): Document 'native' value for -march and
8070 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8072 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
8074 (ISA_HAS_FP_CONDMOVE): New macro.
8075 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
8076 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
8077 (ISA_HAS_NMADD3_NMSUB3): New macro.
8078 * config/mips/mips.c (mips_rtx_costs): Update.
8079 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
8080 compiling for ST Loongson 2E/2F.
8081 (madd<mode>): Rename to madd4<mode>. Update.
8082 (madd3<mode>): New pattern.
8083 (msub<mode>): Rename to msub4<mode>. Update.
8084 (msub3<mode>): New pattern.
8085 (nmadd<mode>): Rename to nmadd4<mode>. Update.
8086 (nmadd3<mode>): New pattern.
8087 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
8088 (nmadd3<mode>_fastmath): New pattern.
8089 (nmsub<mode>): Rename to nmsub4<mode>. Update.
8090 (nmsub3<mode>): New pattern.
8091 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
8092 (nmsub3<mode>_fastmath): New pattern.
8093 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
8095 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
8097 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
8098 (DF_REF_INSN_INFO): New.
8099 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
8100 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
8101 with a NULL DF_REF_INSN_INFO.
8102 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
8104 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
8105 DF_INSN_INFO_EQ_USES): New.
8106 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
8107 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
8108 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
8109 * df-core.c: Update comment for above changes.
8110 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
8111 DF_INSN_UID_* macros.
8112 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
8113 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
8114 insn rtx. Update all callers.
8115 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
8116 df_ref_create_structure, df_insn_refs_collect): Likewise.
8117 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
8118 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
8119 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
8120 macros to access the insn refs.
8121 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
8122 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
8123 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
8124 for accessing the refs.
8125 (try_fwprop_subst): Likewise.
8126 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
8127 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
8128 for accessing the refs.
8129 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
8130 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
8131 to look at the insn refs.
8132 (record_uses): Likewise.
8133 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
8135 (mark_artificial_uses): Don't mark_insn for artificial refs.
8136 (mark_reg_rependencies): Likewise.
8138 * doc/rtl.texi: Remove documentation of ADDRESSOF.
8140 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8142 * configure: Regenerate.
8144 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8146 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
8147 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8148 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8150 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8152 * config/avr/avr.c (avr_mcu_t): Add attiny167.
8153 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8154 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8156 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8158 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
8159 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8160 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8162 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
8164 * tree-ssa-sccvn.c: Fix format of comments.
8166 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
8168 * cgraph.c: Remove unneeded forward declarations of eq_node()
8171 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
8173 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
8175 (see_update_relevancy): Likewise.
8176 * fwprop.c (try_fwprop_subst): Likewise.
8177 * rtlanal.c (noop_move_p): Likewise.
8178 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
8179 notes to non-existing libcall blocks.
8180 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
8182 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
8183 (dead_libcall_p): Remove.
8184 (delete_trivially_dead_insns): Don't use it.
8185 * web.c (union_defs): Remove comment about keeping nops.
8186 * gcse.c (hash_scan_insn): Don't take libcall pointers.
8187 (compute_hash_table_work): Don't track libcall notes.
8188 (do_local_cprop): Don't take libcall pointers. Don't update
8190 (adjust_libcall_notes): Deleted.
8191 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
8192 ever have existed in the first place).
8193 (replace_store_insn): Don't try to remove libcall notes.
8194 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
8195 (resolve_reg_notes): Don't call them.
8196 (resolve_simple_move): Likewise.
8197 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
8198 Don't remove REG_RETVAL notes.
8199 * emit-rtl.c (try_split): Don't update libcall notes.
8200 (emit_copy_of_insn_after): Dito.
8201 * cselib.c (cselib_current_insn_in_libcall): Remove.
8202 (cselib_process_insn): Don't set/clear it.
8203 (new_elt_loc_list): Don't record it.
8204 (cselib_init): Don't initialize it.
8205 * cselib.c (struct elt_loc_list): Remove in_libcall field.
8206 * loop-invariant.c (find_invariant_insn): Don't look for libcall
8208 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
8209 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
8210 (init_deps): Don't initialize it.
8211 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
8212 * combine.c (delete_noop_moves): Don't update libcall notes.
8213 (can_combine_p): Remove now pointless #if 0 block.
8214 (try_combine): Remove another obsolete #if 0 block.
8215 (distribute_notes): Don't distribute libcall notes.
8216 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
8217 * dce.c (libcall_dead_p): Remove.
8218 (delete_unmarked_insns): Don't handle libcall blocks.
8219 (preserve_libcall_for_dce): Remove.
8220 (prescan_insns_for_dce): Don't special-case libcall block insns.
8221 * reload1 (reload): Don't handle libcall notes.
8222 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
8225 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
8227 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
8228 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8229 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8231 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
8233 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
8234 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8235 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8237 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8239 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
8241 2008-06-16 Ira Rosen <irar@il.ibm.com>
8243 PR tree-optimization/36493
8244 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
8245 the arguments list. Use VECTYPE to create vector pointer.
8246 (vectorizable_store): Fail if accesses through a pointer to vectype
8247 do not alias the original memory reference operands.
8248 Call vect_create_data_ref_ptr without the removed argument.
8249 (vectorizable_load): Likewise.
8250 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
8253 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
8256 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
8259 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8261 * config/mips/loongson2ef.md: New file.
8262 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
8263 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
8264 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
8265 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
8266 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
8268 (loongson2ef.md): New include.
8269 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
8270 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
8271 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
8272 (loongson_gt_<mode>, loongson_extract_halfword)
8273 (loongson_insert_halfword_0, loongson_insert_halfword_2)
8274 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
8275 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
8276 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
8277 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
8278 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
8279 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
8280 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
8281 (vec_interleave_low<mode>): Define type attribute.
8282 * config/mips/mips.c (mips_ls2): New static variable.
8283 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
8284 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
8285 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
8286 Implement target scheduling hooks.
8287 (mips_multipass_dfa_lookahead): Update to handle tuning for
8289 (mips_sched_init): Initialize data for Loongson scheduling.
8290 (mips_ls2_variable_issue): New static function.
8291 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
8293 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
8294 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
8295 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
8296 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
8297 Handle ST Loongson 2E/2F cores.
8298 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
8300 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8302 * omp-low.c (extract_omp_for_data): Fix comment typo.
8305 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8307 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
8308 FIXME note about gcc/config.guess.
8309 * doc/options.texi (Option file format): Remove non-ASCII bytes.
8310 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
8311 * doc/cppopts.texi: Likewise.
8312 * doc/extend.texi: Likewise.
8313 * doc/gcc.texi: Likewise.
8314 * doc/gccint.texi: Likewise.
8315 * doc/gcov.texi: Likewise.
8316 * doc/gty.texi: Likewise.
8317 * doc/hostconfig.texi: Likewise.
8318 * doc/install.texi: Likewise.
8319 * doc/invoke.texi: Likewise.
8320 * doc/loop.texi: Likewise.
8321 * doc/makefile.texi: Likewise.
8322 * doc/md.texi: Likewise.
8323 * doc/passes.texi: Likewise.
8324 * doc/tm.texi: Likewise.
8325 * doc/tree-ssa.texi: Likewise.
8326 * doc/trouble.texi: Likewise.
8328 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
8329 Nathan Sidwell <nathan@codesourcery.com>
8330 Maxim Kuvyrkov <maxim@codesourcery.com>
8331 Richard Sandiford <rdsandiford@googlemail.com>
8333 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
8334 * config/mips/mips-protos.h (mips_expand_vector_init): New.
8335 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
8337 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
8338 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
8339 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
8341 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
8342 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
8343 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
8344 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
8345 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
8346 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
8347 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
8348 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
8349 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
8350 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
8351 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
8352 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
8353 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
8354 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
8355 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
8356 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
8357 (mips_builtins): Add Loongson builtins.
8358 (mips_loongson_2ef_bdesc): New.
8359 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
8360 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
8361 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
8362 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
8364 (mips_expand_vector_init): New.
8365 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
8366 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
8368 * config/mips/mips.md: Add unspec numbers for Loongson
8369 builtins. Include loongson.md.
8370 (MOVE64): Include Loongson vector modes.
8371 (SPLITF): Include Loongson vector modes.
8372 (HALFMODE): Handle Loongson vector modes.
8373 * config/mips/loongson.md: New.
8374 * config/mips/loongson.h: New.
8375 * config.gcc: Add loongson.h header for mips*-*-* targets.
8376 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
8378 2008-06-14 Joseph Myers <joseph@codesourcery.com>
8380 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
8381 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
8382 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
8383 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
8384 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
8385 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
8386 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
8387 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
8388 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
8389 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
8390 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
8391 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
8392 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
8393 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
8394 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
8395 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
8396 Remove use_fixproto=yes.
8397 (ia64*-*-hpux*): Remove comment about using fixproto.
8398 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
8400 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8402 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
8404 * configure: Regenerate.
8406 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
8409 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
8410 before evaluating it.
8412 2008-06-13 Jakub Jelinek <jakub@redhat.com>
8415 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
8416 nested inline functions.
8417 (start_decl, start_function): Don't invert DECL_EXTERNAL
8418 for nested inline functions.
8420 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
8422 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
8423 splits that must be made for correctness.
8425 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
8427 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
8428 (AVAIL_NON_MIPS16): Likewise.
8429 (mips_builtin_description): Replace target_flags with a predicate.
8430 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
8431 (dspr2_32): New availability predicates.
8432 (MIPS_BUILTIN): New macro.
8433 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
8434 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
8435 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
8436 Replace the TARGET_FLAGS parameters with AVAIL parameters.
8437 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
8438 (mips_dsp_32only_bdesc): Merge into...
8439 (mips_builtins): ...this new array.
8440 (mips_bdesc_map, mips_bdesc_arrays): Delete.
8441 (mips_init_builtins): Update after above changes.
8442 (mips_expand_builtin_1): Merge into...
8443 (mips_expand_builtin): ...here and update after above changes.
8445 2008-06-12 Paul Brook <paul@codesourcery.com>
8447 * longlong.h (__arm__): Define count_leading_zeros.
8448 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
8449 (clzsi2, clzdi2): New functions.
8450 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
8451 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
8452 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
8453 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
8454 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
8455 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
8456 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
8457 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8458 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
8459 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
8461 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
8463 * config/m68k/m68k.c (m68k_tune_flags): New.
8464 (override_options): Compute m68k_tune_flags.
8465 (MULL_COST, MULW_COST): Update for various variants of CFV2.
8466 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
8468 2008-06-12 Jakub Jelinek <jakub@redhat.com>
8471 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
8473 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
8475 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
8476 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
8478 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
8480 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
8481 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
8483 2008-06-12 Jakub Jelinek <jakub@redhat.com>
8486 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
8489 2008-06-12 Richard Guenther <rguenther@suse.de>
8491 PR tree-optimization/36345
8492 * tree-flow.h (struct ptr_info_def): Align escape_mask,
8493 add memory_tag_needed flag.
8494 (may_alias_p): Declare.
8495 * tree-ssa-alias.c (may_alias_p): Export.
8496 (set_initial_properties): Use memory_tag_needed flag.
8497 (update_reference_counts): Likewise.
8498 (reset_alias_info): Reset memory_tag_needed flag.
8499 (create_name_tags): Check memory_tag_needed flag.
8500 (dump_points_to_info_for): Dump it.
8501 * tree-ssa-structalias.c (struct variable_info): Remove
8502 directly_dereferenced flag.
8503 (new_var_info): Do not initialize it.
8504 (process_constraint_1): Do not set it.
8505 (update_alias_info): Set is_dereferenced flag.
8506 (set_uids_in_ptset): Use may_alias_p.
8507 (set_used_smts): Check memory_tag_needed flag.
8508 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
8509 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
8510 memory_tag_needed flag.
8511 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
8514 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
8516 * config/i386/i386.c (ix86_compute_frame_layout): Disable
8517 red zone for w64 abi.
8518 (ix86_expand_prologue): Likewise.
8519 (ix86_force_to_memory): Likewise.
8520 (ix86_free_from_memory): Likewise.
8522 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
8525 * config/rs6000/rs6000.c (rs6000_override_options): Set
8526 rs6000_isel conditionally to the absence of comand line override.
8527 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8528 Remove duplicate rs6000_isel setting.
8529 * config/rs6000/eabispe.h: Ditto.
8531 2008-06-11 Richard Guenther <rguenther@suse.de>
8533 * alias.c (get_alias_set): Use the element alias-set for arrays.
8534 (record_component_aliases): For arrays and vectors do nothing.
8535 * c-common.c (strict_aliasing_warning): Handle the cases
8536 of alias set zero explicitly.
8537 * Makefile.in (dfp.o-warn): Add -Wno-error.
8539 2008-06-11 Joseph Myers <joseph@codesourcery.com>
8541 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
8543 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
8544 tune_32 tune_64 to supported_defaults. Allow values not
8545 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
8546 x86_64. Do not override cpu_32 or cpu_64 values from target name.
8547 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
8548 with_cpu_64 to generic for 64-bit-supporting configurations, not
8549 with_cpu. Remove FIXMEs.
8550 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
8551 --with-arch-64, --with-tune-32, --with-tune-64): Document.
8552 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
8553 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
8554 arch_32 and arch_64.
8556 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
8557 Olivier Hainque <hainque@adacore.com>
8559 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
8560 Use DECL_SIZE_UNIT to retrieve the size of the field.
8562 2008-06-11 Joseph Myers <joseph@codesourcery.com>
8564 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
8565 with function calls after declarations. Lay out
8566 neon_float_type_node before further use.
8568 2008-06-11 Richard Guenther <rguenther@suse.de>
8570 * tree-flow.h (may_point_to_global_var): Declare.
8571 * tree-ssa-alias.c (may_point_to_global_var): New function.
8572 * tree-ssa-sink.c (is_hidden_global_store): Use it.
8574 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
8576 * configure.ac: Teach that fido supports .debug_line.
8577 * configure: Regenerate.
8579 2008-06-10 Tom Tromey <tromey@redhat.com>
8581 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
8584 2008-06-10 Joseph Myers <joseph@codesourcery.com>
8586 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
8587 (encode_decimal64, decode_decimal64, encode_decimal128,
8588 decode_decimal128): Reverse order of 32-bit parts of value if host
8589 and target endianness differ.
8591 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
8593 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
8594 Avoid division by 0.
8595 (tree_mod_pow2_value_transform): Likewise.
8596 (tree_ic_transform): Likewise.
8597 (tree_stringops_transform): Likewise.
8598 (tree_mod_subtract_transform): Likewise.
8599 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
8600 (copy_edges_for_bb): Likewise.
8601 (initialize_cfun): Likewise.
8603 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
8605 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
8606 nonmemory_operand. Add "N" operand constraint.
8608 (*jcc_btdi_mask_rex64): New instruction and split pattern.
8609 (*jcc_btsi_mask): Ditto.
8610 (*jcc_btsi_mask_1): Ditto.
8612 2008-06-10 Joseph Myers <joseph@codesourcery.com>
8614 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
8615 TYPE_CANONICAL for copied element type.
8617 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
8620 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
8621 Add m_CORE2 and m_GENERIC.
8622 * config/i386/predicates.md (bt_comparison_operator): New predicate.
8623 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
8625 (*jcc_btdi_rex64): New instruction and split pattern.
8627 (*jcc_btsi_1): Ditto.
8628 (*btsq): Fix Intel asm dialect operand order.
8632 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
8635 * simplify-rtx.c (simplify_subreg): Add check for shift count
8638 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
8640 * doc/md.texi: Synchronize with later constraints.md change.
8641 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
8642 with a C implementation.
8643 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
8645 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
8646 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
8647 when moving to and from MD_REGNUM.
8648 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
8649 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
8650 Handle byte and halfword moves.
8651 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
8653 * config/mips/constraints.md (h): Turn into NO_REGS.
8654 (l, x): Update documentation.
8655 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
8656 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
8657 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
8658 (HILO): New mode iterator.
8660 (any_div): New code iterator.
8661 (u): Extend code attribute to div and udiv.
8662 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
8663 d_operand in the splitters. Remove redundant CONST_INT checks.
8664 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
8665 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
8666 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
8667 accordingly, using normal moves instead of unspecs to move LO into
8668 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
8669 (<u>mulsidi3): Handle expansion in C code.
8670 (<u>mulsidi3_32bit_internal): Rename to...
8671 (<u>mulsidi3_32bit): ...this.
8672 (<u>mulsidi3_32bit_r4000): Fix insn separator.
8673 (*<u>mulsidi3_64bit): Rename to...
8674 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
8675 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
8676 to set LO and HI to the multiplication result. Use a normal move
8677 for MFLO and an unspec for MFHI.
8678 (*<u>mulsidi3_64bit_parts): Replace with...
8679 (<u>mulsidi3_64bit_hilo): ...this new instruction.
8680 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
8681 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
8682 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
8683 instead of HI. Split the instruction into a separate multiplication
8684 and MFHI if !TARGET_FIX_R4000.
8685 (<su>muldi3_highpart): Likewise.
8686 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
8687 and the "=h" clobber.
8688 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
8689 (<u>mulditi3): New expander.
8690 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
8691 (madsi): Remove "=h" clobber.
8692 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
8693 Force the modulus result to be a GPR and split the instruction into
8694 a division followed by an MFHI after reload.
8695 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
8696 (*lea_high64): Use d_operand in the define_peephole2. Likewise
8697 the MIPS16 HIGH define_split.
8698 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
8699 of acc<->gpr moves to "multi".
8700 (*movdi_64bit): Replace the single "x" alternative with
8701 alternatives for moving into and out of "a".
8702 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
8703 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
8704 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
8705 Use d_operand in the splitters. Remove redundant CONST_INT checks.
8706 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
8707 (movti): New expander.
8708 (*movti, *movti_mips16): New insns.
8709 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
8710 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
8711 (mthi<GPR:mode>_<HILO:mode>): Likewise.
8712 * config/mips/predicates.md (fpr_operand): Delete.
8713 (d_operand): New predicate.
8715 2008-06-09 Michael Meissner <michael.meissner@amd.com>
8717 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
8718 failure on some Bourne shells.
8719 (x86_64-*-*): Ditto.
8721 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
8723 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
8725 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
8727 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
8728 (sparc-sun-solaris2*): Likewise.
8730 2008-06-09 Arnaud Charlet <charlet@adacore.com
8732 * doc/install.texi: Update requirements to build the Ada compiler.
8734 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
8736 * df-scan.c (struct df_scan_problem_data): Remove the
8737 mw_link_pool alloc pool.
8738 (df_scan_free_internal): Don't free it.
8739 (df_scan_alloc): Don't allocate it.
8740 * df.h (struct df_link): Update comment.
8742 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
8744 * except.h: Correct checks for when SJLJ exceptions must be used.
8746 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8748 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
8751 2008-06-08 Joseph Myers <joseph@codesourcery.com>
8753 PR tree-optimization/36218
8754 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
8755 configure for the build system.
8756 (BUILD_LDFLAGS): Define.
8757 * configure: Regenerate.
8758 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
8760 2008-07-08 Anatoly Sokolov <aesok@post.ru>
8763 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
8764 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
8765 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
8767 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
8769 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
8771 2008-06-07 Joseph Myers <joseph@codesourcery.com>
8773 * config.gcc (Obsolete configurations): Remove list of
8775 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
8776 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
8777 targets matched by those patterns.
8778 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
8779 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
8780 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
8781 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
8782 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8783 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
8784 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
8785 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
8786 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
8787 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
8788 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
8789 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
8790 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
8791 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
8792 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
8793 Make code for Solaris 7 and greater unconditional for Solaris.
8794 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
8795 Remove --with-* handling.
8796 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
8797 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
8798 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
8799 LINK_OS_WINDISS_SPEC): Remove.
8800 * config/rs6000/sysv4.opt (mwindiss): Remove.
8801 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
8802 * configure: Regenerate.
8803 * doc/cpp.texi: Don't mention BeOS.
8804 * doc/extend.texi (interrupt): Don't mention MS1.
8805 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
8806 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
8807 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
8808 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
8809 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
8811 * doc/invoke.texi (MT Options): Remove.
8812 (-mwindiss): Remove.
8813 (CRIS Options): Remove cris-axis-aout references.
8814 (HPPA Options): Don't mention hppa1.1-*-pro.
8815 * doc/md.texi: (MorphoTech family): Remove.
8816 * libgcc2.c: Don't handle UWIN.
8817 * config/alpha/t-unicosmk: Remove.
8818 * config/alpha/unicosmk.h: Remove.
8819 * config/arm/kaos-arm.h: Remove.
8820 * config/arm/kaos-strongarm.h: Remove.
8821 * config/arm/strongarm-coff.h: Remove.
8822 * config/arm/strongarm-elf.h: Remove.
8823 * config/arm/strongarm-pe.h: Remove.
8824 * config/arm/t-strongarm-pe: Remove.
8825 * config/arm/t-xscale-coff: Remove.
8826 * config/arm/t-xscale-elf: Remove.
8827 * config/arm/xscale-coff.h: Remove.
8828 * config/arm/xscale-elf.h: Remove.
8829 * config/chorus.h: Remove.
8830 * config/cris/aout.h: Remove.
8831 * config/cris/aout.opt: Remove.
8832 * config/cris/t-aout: Remove.
8833 * config/i386/beos-elf.h: Remove.
8834 * config/i386/kaos-i386.h: Remove.
8835 * config/i386/ptx4-i.h: Remove.
8836 * config/i386/sco5.h: Remove.
8837 * config/i386/sco5.opt: Remove.
8838 * config/i386/sysv4-cpp.h: Remove.
8839 * config/i386/sysv5.h: Remove.
8840 * config/i386/t-beos: Remove.
8841 * config/i386/t-sco5: Remove.
8842 * config/i386/t-uwin: Remove.
8843 * config/i386/uwin.asm: Remove.
8844 * config/i386/uwin.h: Remove.
8845 * config/kaos.h: Remove.
8846 * config/mips/windiss.h: Remove.
8847 * config/mt: Remove directory.
8848 * config/pa/pa-osf.h: Remove.
8849 * config/pa/pa-pro-end.h: Remove.
8850 * config/pa/t-pro: Remove.
8851 * config/ptx4.h: Remove.
8852 * config/rs6000/beos.h: Remove.
8853 * config/rs6000/kaos-ppc.h: Remove.
8854 * config/rs6000/t-beos: Remove.
8855 * config/rs6000/windiss.h: Remove.
8856 * config/sh/kaos-sh.h: Remove.
8857 * config/sol2-6.h: Remove.
8858 * config/sparc/sol26-sld.h: Remove.
8859 * config/sparc/sysv4-only.h: Remove.
8860 * config/vax/bsd.h: Remove.
8861 * config/vax/t-memfuncs: Remove.
8862 * config/vax/ultrix.h: Remove.
8863 * config/vax/vaxv.h: Remove.
8864 * config/windiss.h: Remove.
8866 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
8868 PR rtl-optimization/36438
8869 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
8870 for vector shifts with constant scalar shift operands.
8872 2008-06-06 Sandip Matte <sandip@rmicorp.com>
8874 * doc/invoke.texi: Document -march=xlr.
8875 * config/mips/xlr.md: New file.
8876 * config/mips/mips.md: Include it.
8878 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
8879 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
8880 (mips_rtx_cost_data): Likewise.
8882 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
8884 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
8885 PRE_INC and PRE_DEC cases.
8887 2008-06-06 Jakub Jelinek <jakub@redhat.com>
8889 PR rtl-optimization/36419
8890 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
8891 the emitting jump insn.
8894 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
8895 is not bool, boolify the whole *expr_p and convert to the desired type.
8897 2008-06-06 Jakub Jelinek <jakub@redhat.com>
8899 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
8900 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
8901 Add omp_private_outer_ref hook, add another argument to
8902 omp_clause_default_ctor hook.
8903 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
8904 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
8905 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
8906 hook_tree_tree_tree_tree_null.
8907 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
8908 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
8909 * hooks.c (hook_tree_tree_tree_tree_null): New function.
8910 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
8911 * tree.def (OMP_TASK): New tree code.
8912 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
8913 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
8914 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
8915 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
8916 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
8917 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
8918 OMP_CLAUSE_COLLAPSE_EXPR): Define.
8919 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
8920 (OMP_DIRECTIVE_P): Add OMP_TASK.
8921 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
8922 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
8923 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
8924 and OMP_CLAUSE_UNTIED entries.
8925 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
8927 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
8928 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
8929 * tree-pretty-print.c (dump_omp_clause): Handle
8930 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
8931 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
8932 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
8933 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
8934 warning about unsigned iterators. Change decl/init/cond/incr
8935 arguments to TREE_VECs, check arguments for all collapsed loops.
8936 (c_finish_omp_taskwait): New function.
8937 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
8939 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
8940 default_function_array_conversion on init. Add par_clauses argument.
8941 If decl is present in parallel's lastprivate clause, change it to
8942 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
8943 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
8944 collapse count in clauses.
8945 (c_parser_omp_for, c_parser_omp_parallel): Adjust
8946 c_parser_omp_for_loop callers.
8947 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
8948 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
8949 (c_parser_omp_clause_name): Handle collapse and untied clauses.
8950 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
8952 (c_parser_omp_clause_schedule): Handle schedule(auto).
8953 Include correct location in the error message.
8954 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
8955 and PRAGMA_OMP_CLAUSE_UNTIED.
8956 (OMP_TASK_CLAUSE_MASK): Define.
8957 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
8958 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
8959 * tree-nested.c (convert_nonlocal_omp_clauses,
8960 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
8961 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
8962 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
8963 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
8965 (conver_nonlocal_reference, convert_local_reference,
8966 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
8967 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
8968 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
8969 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
8970 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
8971 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
8972 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
8973 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
8974 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
8976 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
8977 * c-common.h (c_finish_omp_taskwait): New prototype.
8978 * gimple-low.c (lower_stmt): Handle OMP_TASK.
8979 * tree-parloops.c (create_parallel_loop): Create 1 entry
8980 vectors for OMP_FOR_{INIT,COND,INCR}.
8981 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
8982 (make_edges): Handle OMP_TASK.
8983 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
8984 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
8985 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
8986 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
8987 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
8988 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
8989 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
8990 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
8991 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
8992 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
8993 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
8994 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
8995 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
8996 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
8997 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
8998 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
8999 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
9000 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
9001 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
9002 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
9003 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
9004 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
9005 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
9006 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
9007 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
9008 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
9009 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
9010 original iterator is present in lastprivate clause or if
9011 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
9012 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9013 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
9014 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
9015 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
9016 if it is set, lookup var in outer contexts too. Handle
9017 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
9018 to be implicitly determined firstprivate for task regions.
9019 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
9020 if it is set, lookup var in outer contexts too. Set
9021 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
9022 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
9023 OMP_CLAUSE_UNTIED. Take region_type as last argument
9024 instead of in_parallel and in_combined_parallel.
9025 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
9027 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
9028 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
9029 (new_omp_context): Set default_kind to
9030 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
9031 (omp_region_type): New enum.
9032 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
9033 fields, add region_type.
9034 (new_omp_context): Take region_type as argument instead of is_parallel
9035 and is_combined_parallel.
9036 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
9037 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
9038 ctx->is_combined_parallel checks.
9039 (gimplify_omp_task): New function.
9040 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
9042 * omp-low.c (extract_omp_for_data): Use schedule(static)
9043 for schedule(auto). Handle pointer and unsigned iterators.
9044 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
9045 Add loops argument. Extract data for collapsed OMP_FOR loops.
9046 (expand_parallel_call): Assert sched_kind isn't auto,
9047 map runtime schedule to index 3.
9048 (struct omp_for_data_loop): New type.
9049 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
9050 Add loop, loops, collapse and iter_type fields.
9051 (workshare_safe_to_combine_p): Disallow combined for if
9052 iter_type is unsigned long long. Don't combine collapse > 1 loops
9053 unless all bounds and steps are constant. Adjust extract_omp_for_data
9055 (expand_omp_for_generic): Handle pointer, unsigned and long long
9056 iterators. Handle collapsed OMP_FOR loops. Adjust
9057 for struct omp_for_data changes. If libgomp function doesn't return
9058 boolean_type_node, add comparison of the return value with 0.
9059 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
9060 pointer, unsigned and long long iterators. Adjust for struct
9061 omp_for_data changes.
9062 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
9063 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
9064 unsigned long long. Allocate loops array, pass it to
9065 extract_omp_for_data. For collapse > 1 loops use always
9066 expand_omp_for_generic.
9067 (omp_context): Add sfield_map and srecord_type fields.
9068 (is_task_ctx, lookup_sfield): New functions.
9069 (use_pointer_for_field): Use is_task_ctx helper. Change first
9070 argument's type from const_tree to tree. Clarify comment.
9071 In OMP_TASK disallow copy-in/out sharing.
9072 (build_sender_ref): Call lookup_sfield instead of lookup_field.
9073 (install_var_field): Add mask argument. Populate both record_type
9074 and srecord_type if needed.
9075 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
9077 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
9078 and DECL_FIELD_OFFSET.
9079 (scan_sharing_clauses): Adjust install_var_field callers. For
9080 firstprivate clauses on explicit tasks allocate the var by value in
9081 record_type unconditionally, rather than by reference.
9082 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
9083 Use is_taskreg_ctx instead of is_parallel_ctx.
9084 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9085 (create_omp_child_function_name): Add task_copy argument, use
9086 *_omp_cpyfn* names if it is true.
9087 (create_omp_child_function): Add task_copy argument, if true create
9088 *_omp_cpyfn* helper function.
9089 (scan_omp_parallel): Adjust create_omp_child_function callers.
9090 Rename parallel_nesting_level to taskreg_nesting_level.
9091 (scan_omp_task): New function.
9092 (lower_rec_input_clauses): Don't run constructors for firstprivate
9093 explicit task vars which are initialized by *_omp_cpyfn*.
9094 Pass outer var ref to omp_clause_default_ctor hook if
9095 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
9096 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
9097 OMP_CLAUSE_REDUCTION_INIT.
9098 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
9099 avoid duplicate setting of fields. Handle
9100 OMP_CLAUSE_PRIVATE_OUTER_REF.
9101 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
9102 copy-out if TREE_READONLY, only copy-in.
9103 (expand_task_copyfn): New function.
9104 (expand_task_call): New function.
9105 (struct omp_taskcopy_context): New type.
9106 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
9108 (lower_omp_parallel): Rename to...
9109 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
9110 Call create_task_copyfn if srecord_type is needed. Adjust
9112 (task_shared_vars): New variable.
9113 (check_omp_nesting_restrictions): Warn if work-sharing,
9114 barrier, master or ordered region is closely nested inside OMP_TASK.
9115 Add warnings for barrier if closely nested inside of work-sharing,
9116 ordered, or master region.
9117 (scan_omp_1): Call check_omp_nesting_restrictions even for
9118 GOMP_barrier calls. Rename parallel_nesting_level to
9119 taskreg_nesting_level. Handle OMP_TASK.
9120 (lower_lastprivate_clauses): Even if some lastprivate is found on a
9121 work-sharing construct, continue looking for them on parent parallel
9123 (lower_omp_for_lastprivate): Add lastprivate clauses
9124 to the beginning of dlist rather than end. Adjust for struct
9125 omp_for_data changes.
9126 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
9127 not after it. Handle collapsed OMP_FOR loops, adjust for
9128 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
9129 (get_ws_args_for): Adjust extract_omp_for_data caller.
9130 (scan_omp_for): Handle collapsed OMP_FOR
9131 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9132 (lower_omp_single_simple): If libgomp function doesn't return
9133 boolean_type_node, add comparison of the return value with 0.
9134 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
9135 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
9136 (parallel_nesting_level): Rename to...
9137 (taskreg_nesting_level): ... this.
9138 (is_taskreg_ctx): New function.
9139 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
9141 (execute_lower_omp): Rename parallel_nesting_level to
9142 taskreg_nesting_level.
9143 (expand_omp_parallel): Rename to...
9144 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
9145 Call omp_task_call for OMP_TASK regions.
9146 (expand_omp): Adjust caller, handle OMP_TASK.
9147 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
9149 * bitmap.c (bitmap_default_obstack_depth): New variable.
9150 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
9151 if argument is NULL and bitmap_default_obstack is already initialized.
9152 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
9154 * matrix-reorg.c (matrix_reorg): Likewise.
9156 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
9158 * config/i386/i386.md (*indirect_jump): Macroize using P
9159 mode iterator. Remove !TARGET_64BIT from insn constraints.
9160 (*tablejump_1): Ditto.
9161 (*indirect_jump_rex64): Remove insn pattern.
9162 (*tablejump_1_rex64): Ditto.
9163 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
9164 and eh_return_si insn patterns.
9166 2008-06-06 Richard Guenther <rguenther@suse.de>
9168 * tree-ssa-structalias.c (merge_smts_into): Remove.
9169 (find_what_p_points_to): Do not bother to compute the
9170 points-to set for pt_anything pointers.
9171 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
9172 for pt_anything pointers is ok.
9174 2008-06-06 Jan Hubicka <jh@suse.cz>
9176 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
9178 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9180 * cgraph.c: Fix typos in comments.
9181 (cgraph_availability_names): Fix string typo.
9182 * fold-const.c: Fix typos in comments.
9183 (fold_binary): Fix typo in warning.
9184 * genautomata.c: Fix typos in comments.
9185 (check_presence_pattern_sets): Fix typo in local variable.
9186 (output_description): Fix typo in output.
9187 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
9188 * hwint.h: Likewise.
9189 * matrix-reorg.c (check_allocation_function): Likewise.
9190 * omega.c (smooth_weird_equations): Likewise.
9191 * auto-inc-dec.c: Fix typos in comments.
9192 * bb-reorder.c: Likewise.
9193 * builtins.c: Likewise.
9194 * c-common.c: Likewise.
9195 * c-cppbuiltin.c: Likewise.
9196 * c-parser.c: Likewise.
9197 * c-pretty-print.c: Likewise.
9198 * cfgcleanup.c: Likewise.
9199 * cfgexpand.c: Likewise.
9200 * cfghooks.c: Likewise.
9201 * cfglayout.c: Likewise.
9202 * cfgloopmanip.c: Likewise.
9203 * cgraphunit.c: Likewise.
9204 * coverage.c: Likewise.
9205 * dbxout.c: Likewise.
9206 * df-byte-scan.c: Likewise.
9207 * df-core.c: Likewise.
9208 * df-problems.c: Likewise.
9209 * df-scan.c: Likewise.
9211 * dominance.c: Likewise.
9212 * domwalk.c: Likewise.
9214 * dwarf2out.c: Likewise.
9215 * emit-rtl.c: Likewise.
9216 * et-forest.c: Likewise.
9217 * function.c: Likewise.
9218 * function.h: Likewise.
9220 * gcov-io.c: Likewise.
9223 * genattrtab.c: Likewise.
9224 * ggc-page.c: Likewise.
9225 * gimplify.c: Likewise.
9226 * gthr-lynx.h: Likewise.
9227 * haifa-sched.c: Likewise.
9228 * ipa-cp.c: Likewise.
9229 * ipa-inline.c: Likewise.
9230 * ipa-prop.h: Likewise.
9231 * ipa-pure-const.c: Likewise.
9232 * ipa-struct-reorg.c: Likewise.
9233 * ipa-struct-reorg.h: Likewise.
9234 * ipa-type-escape.c: Likewise.
9236 * loop-doloop.c: Likewise.
9237 * mips-tfile.c: Likewise.
9238 * mkmap-flat.awk: Likewise.
9239 * mkmap-symver.awk: Likewise.
9240 * modulo-sched.c: Likewise.
9241 * omp-low.c: Likewise.
9242 * optabs.c: Likewise.
9243 * optabs.h: Likewise.
9245 * passes.c: Likewise.
9246 * postreload-gcse.c: Likewise.
9247 * postreload.c: Likewise.
9248 * predict.c: Likewise.
9249 * pretty-print.h: Likewise.
9250 * profile.c: Likewise.
9251 * protoize.c: Likewise.
9252 * ra-conflict.c: Likewise.
9254 * recog.c: Likewise.
9255 * regclass.c: Likewise.
9257 * reload.c: Likewise.
9258 * rtl-error.c: Likewise.
9259 * rtlanal.c: Likewise.
9261 * sched-rgn.c: Likewise.
9264 * target.h: Likewise.
9265 * tree-dfa.c: Likewise.
9266 * tree-eh.c: Likewise.
9267 * tree-flow-inline.h: Likewise.
9268 * tree-inline.c: Likewise.
9269 * tree-into-ssa.c: Likewise.
9270 * tree-loop-distribution.c: Likewise.
9271 * tree-nested.c: Likewise.
9272 * tree-parloops.c: Likewise.
9273 * tree-pass.h: Likewise.
9274 * tree-pretty-print.c: Likewise.
9275 * tree-profile.c: Likewise.
9276 * tree-scalar-evolution.c: Likewise.
9277 * tree-sra.c: Likewise.
9278 * tree-ssa-alias-warnings.c: Likewise.
9279 * tree-ssa-ccp.c: Likewise.
9280 * tree-ssa-coalesce.c: Likewise.
9281 * tree-ssa-dom.c: Likewise.
9282 * tree-ssa-dse.c: Likewise.
9283 * tree-ssa-forwprop.c: Likewise.
9284 * tree-ssa-live.c: Likewise.
9285 * tree-ssa-live.h: Likewise.
9286 * tree-ssa-loop-im.c: Likewise.
9287 * tree-ssa-loop-ivopts.c: Likewise.
9288 * tree-ssa-loop-niter.c: Likewise.
9289 * tree-ssa-loop-prefetch.c: Likewise.
9290 * tree-ssa-phiopt.c: Likewise.
9291 * tree-ssa-phiprop.c: Likewise.
9292 * tree-ssa-sccvn.c: Likewise.
9293 * tree-ssa-ter.c: Likewise.
9294 * tree-ssa-threadupdate.c: Likewise.
9295 * tree-ssa.c: Likewise.
9296 * tree-vect-analyze.c: Likewise.
9297 * tree-vect-transform.c: Likewise.
9298 * tree-vectorizer.c: Likewise.
9299 * tree-vn.c: Likewise.
9300 * tree-vrp.c: Likewise.
9302 * tree.def: Likewise.
9304 * unwind-dw2-fde.c: Likewise.
9305 * unwind.inc: Likewise.
9306 * value-prof.c: Likewise.
9307 * vmsdbgout.c: Likewise.
9309 2008-06-05 David Edelsohn <edelsohn@gnu.org>
9311 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
9312 always place FP constants in the TOC for TARGET_POWERPC64.
9313 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
9315 2008-06-05 Joseph Myers <joseph@codesourcery.com>
9317 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
9318 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
9319 enable for TARGET_E500_DOUBLE.
9320 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
9321 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
9322 floating-point modes like integer modes for E500 double.
9323 (rs6000_legitimate_offset_address_p): Likewise.
9324 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
9325 addressing for DDmode for E500 double.
9326 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
9327 modes as using 64-bits of registers for E500 double.
9328 (spe_build_register_parallel): Do not handle DDmode or TDmode.
9329 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
9330 specially for E500 double.
9331 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
9332 TDmode for E500 double.
9333 (rs6000_gimplify_va_arg): Only handle SDmode in registers
9334 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
9335 (rs6000_split_multireg_move): Do not handle TDmode specially for
9337 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
9338 using 64-bit registers for E500 double.
9339 (emit_frame_save): Do not handle DDmode specially for E500 double.
9340 (gen_frame_mem_offset): Likewise.
9341 (rs6000_function_value): Do not call spe_build_register_parallel
9342 for DDmode or TDmode.
9343 (rs6000_libcall_value): Likewise.
9344 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
9345 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
9348 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
9350 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
9353 2008-06-04 Junjie Gu <jgu@tensilica.com>
9355 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
9356 comparison for frame pointers.
9358 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
9361 * config/avr/avr.h (PUSH_ROUNDING): Remove.
9363 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
9366 * builtins.c (expand_builtin_signbit): Don't take lowpart when
9367 register is already smaller or equal to required mode.
9369 2008-06-04 Xinliang David Li <davidxl@google.com>
9371 * tree-call-cdce.c: New file.
9372 (cond_dead_built_in_calls): New static variable.
9373 (input_domain): New struct.
9374 (check_pow): New function.
9375 (check_builtin_call): Ditto.
9376 (check_target_format): Ditto.
9377 (is_call_dce_candidate): Ditto.
9378 (gen_one_condition): Ditto.
9379 (gen_conditions_for_domain): Ditto.
9380 (get_domain): Ditto.
9381 (gen_conditions_for_pow_cst_base): Ditto.
9382 (gen_conditions_for_pow_int_base): Ditto.
9383 (gen_conditions_for_pow): Ditto.
9384 (get_no_error_domain): Ditto.
9385 (gen_shrink_wrap_conditions): Ditto.
9386 (shrink_wrap_one_built_in_call): Ditto.
9387 (shink_wrap_conditional_dead_built_in_calls): Ditto.
9388 (tree_call_cdce): Ditto.
9389 (gate_call_cdce): Ditto.
9390 (pass_call_cdce): New gimple pass.
9391 * passes.c: (init_optimization_passes): New pass.
9392 * tree-pass.h: New pass declaration.
9393 * opts.c (decode_options): New flag setting.
9394 * common.opt: Add -ftree-builtin-call-dce flag.
9395 * Makefile.in: Add new source file.
9396 * tempvar.def: New tv_id.
9397 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
9399 2008-06-04 Richard Guenther <rguenther@suse.de>
9401 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
9402 (is_call_clobbered): Always check var_ann->call_clobbered.
9403 (mark_call_clobbered): Always set var_ann->call_clobbered.
9404 (clear_call_clobbered): Always clear var_ann->call_clobbered.
9405 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
9406 (reset_alias_info): Clear call clobbering info on MTAGs and
9408 (set_pt_anything): Set pt_global_mem.
9409 (create_tag_raw): Adjust comment.
9410 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
9412 2008-06-04 Joseph Myers <joseph@codesourcery.com>
9413 Maxim Kuvyrkov <maxim@codesourcery.com>
9415 * config/m68k/m68k.opt (mxgot): New option.
9416 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
9417 (m68k_output_addr_const_extra): New.
9418 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
9419 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
9420 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
9421 * doc/invoke.texi (M680x0 Options): Document -mxgot.
9423 2008-06-04 Richard Guenther <rguenther@suse.de>
9425 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
9426 negative or non-representable offsets.
9428 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
9430 * config/i386/i386.c (ix86_gen_leave): New.
9431 (ix86_gen_pop1): Likewise.
9432 (ix86_gen_add3): Likewise.
9433 (ix86_gen_sub3): Likewise.
9434 (ix86_gen_sub3_carry): Likewise.
9435 (ix86_gen_one_cmpl2): Likewise.
9436 (ix86_gen_monitor): Likewise.
9437 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
9438 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
9439 ix86_gen_one_cmpl2 and ix86_gen_monitor.
9440 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
9441 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
9442 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
9443 (ix86_expand_epilogue): Updated.
9444 (print_operand): Handle integer register operand for 'z'.
9445 (ix86_expand_strlensi_unroll_1): Likewise.
9446 (ix86_expand_strlen): Likewise.
9447 (ix86_expand_builtin): Likewise.
9448 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
9449 mov{q}/mov{l} and add{q}/add{l}.
9451 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9453 * config/i386/i386.md (P): New mode iterator.
9454 (SFmode push_operand splitter): Macroize DImode and SImode pushes
9455 using P mode iterator.
9456 (DFmode push_operand splitter): Ditto.
9457 (XFmode push_operand splitter): Ditto.
9458 (DFmode float_extend SFmode push_operand splitter): Ditto.
9459 (XFmode float_extend SFmode push_operand splitter): Do not generate
9460 SImode pushes for 64bit target. Macroize Dimode and SImode
9461 pushes using P mode iterator.
9462 (XFmode float_extend DFmode push_operand splitter): Ditto.
9464 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9466 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
9467 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
9468 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
9470 (ix86_call_abi_override): Remove check for call_used_regs.
9472 2008-06-03 Richard Guenther <rguenther@suse.de>
9474 * tree-ssa-structalias.c (find_func_aliases): Add constraints
9475 for the lhs of calls if the return type contains pointers.
9477 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9479 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
9480 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
9481 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
9482 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
9483 of cfun and DEFAULT_ABI to deceide abi mode.
9485 (REG_PARM_STACK_SPACE): Removed.
9486 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
9487 (STACK_BOUNDARY): Use default target to deceide stack boundary.
9488 * config/i386/i386-protos.h (ix86_cfun_abi): New.
9489 (ix86_function_abi): Likewise.
9490 (ix86_function_type_abi): Likewise.
9491 (ix86_call_abi_override): Likewise.
9492 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
9493 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
9494 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
9495 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
9497 (X86_64_REGPARM_MAX): New.
9498 (X86_64_SSE_REGPARM_MAX): New.
9499 (X64_REGPARM_MAX): New.
9500 (X64_SSE_REGPARM_MAX): New.
9501 (X86_32_REGPARM_MAX): New.
9502 (X86_32_SSE_REGPARM_MAX): New.
9503 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
9504 (ix86_function_regparm): Handle user calling abi.
9505 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
9506 by DEFAULT_ABI versus SYSV_ABI check.
9507 (ix86_reg_parm_stack_space): New.
9508 (ix86_function_type_abi): New.
9509 (ix86_call_abi_override): New.
9510 (ix86_function_abi): New.
9511 (ix86_cfun_abi): New.
9512 (init_cumulative_args): Call abi specific initialization.
9513 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
9514 (function_arg_64): Extend SSE_REGPARM_MAX check.
9515 (function_arg (): Remove TARGET_64BIT_MS_ABI.
9516 (ix86_pass_by_reference): Likewise.
9517 (ix86_function_value_regno_p): Likewise.
9518 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
9519 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
9520 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
9521 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
9522 (setup_incoming_varargs_64): Adjust regparm for call abi.
9523 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
9524 (ix86_va_start): Likewise.
9525 (ix86_gimplify_va_arg): Likewise.
9526 (ix86_expand_prologue): Likewise.
9527 (output_pic_addr_const): Likewise.
9528 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
9529 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
9530 (x86_output_mi_thunk): Likewise.
9531 (x86_function_profiler): Likewise.
9532 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
9533 (SYSV_ABI, MS_ABI): New constants.
9535 (init_regs): Add prototype of function in regclass.c file.
9536 (OVERRIDE_ABI_FORMAT): New.
9537 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
9538 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
9539 (OUTGOING_REG_PARM_STACK_SPACE): New.
9540 (ix86_reg_parm_stack_space): New prototype.
9541 (CUMULATIVE_ARGS): Add call_abi member.
9542 (machine_function): Add call_abi member.
9543 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
9544 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
9546 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
9549 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
9550 (avr_builtin_setjmp_frame_value): New function.
9551 * config/avr/avr.md (nonlocal_goto_receiver): Define.
9552 (nonlocal_goto): Define.
9554 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
9556 * config/mips/mips.c (mips_emit_loadgp): Return early if
9557 there is nothing do to, otherwise emit a blockage if
9558 !TARGET_EXPLICIT_RELOCS || crtl->profile.
9559 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
9561 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9563 * configure.ac: Drop unneeded backslash ending up in config.in.
9564 * acinclude.m4: Likewise.
9565 * config.in: Regenerate.
9567 2008-05-26 Jan Hubicka <jh@suse.cz>
9569 * predict.c (maybe_hot_frequency_p): Break out of...
9570 (maybe_hot_bb_p): ... here.
9571 (maybe_hot_edge_p): New.
9572 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
9573 * basic-block.h (maybe_hot_edge_p): Declare.
9575 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
9577 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
9578 (*cmpfp_<mode>_cc): Ditto.
9579 (*fp_jcc_8<mode>_387): Ditto.
9580 (*fop_<MODEF:mode>_2_i387): Ditto.
9581 (*fop_<MODEF:mode>_3_i387): Ditto.
9582 (*fop_xf_2_i387): Ditto.
9583 (*fop_xf_3_i387): Ditto.
9585 2008-06-02 Tomas Bily <tbily@suse.cz>
9587 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
9589 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
9591 * config/mips/mips.c (mips_valid_offset_p): New function.
9592 (mips_valid_lo_sum_p): Likewise.
9593 (mips_classify_address): Use them.
9594 (mips_force_address): New function.
9595 (mips_legitimize_address): Use it.
9596 * config/mips/mips.md (MOVE128): New mode iterator.
9597 (movtf): Require TARGET_64BIT. Remove empty strings.
9598 (*movtf_internal): Rename to...
9599 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
9600 of "R" and use {,fp}{load,store} attributes instead of "multi".
9601 Use a separate define_split.
9602 (*movtf_mips16): New pattern.
9604 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
9606 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
9607 * config/mips/mips.c (mips_expand_before_return): New function.
9608 (mips_expand_epilogue): Call it.
9609 * config/mips/mips.md (return): Turn into a define_expand.
9610 (*return): New insn.
9612 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
9614 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
9615 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
9616 functions. Do not emit uses and clobbers of CONCATs; individually
9617 use and clobber their operands.
9618 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
9619 gen_clobber, emit_use and gen_use.
9620 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
9621 (expand_builtin_return): Likewise.
9622 * cfgbuild.c (count_basic_blocks): Likewise.
9623 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
9624 * explow.c (emit_stack_restore): Likewise.
9625 * expmed.c (extract_bit_field_1): Likewise.
9626 * expr.c (convert_move, emit_move_complex_parts): Likewise.
9627 (emit_move_multi_word, store_constructor): Likewise.
9628 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
9629 (thread_prologue_and_epilogue_insns): Likewise.
9630 * lower-subreg.c (resolve_simple_move): Likewise.
9631 * optabs.c (widen_operand, expand_binop): Likewise.
9632 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
9633 * reload.c (find_reloads): Likewise.
9634 * reload1.c (eliminate_regs_in_insn): Likewise.
9635 * stmt.c (expand_nl_goto_receiver): Likewise.
9636 * config/alpha/alpha.md (builtin_longjmp): Likewise.
9637 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
9638 * config/arm/arm.c (arm_load_pic_register): Likewise.
9639 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
9640 * config/arm/arm.md (untyped_return): Likewise.
9641 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
9642 * config/avr/avr.c (expand_prologue): Likewise.
9643 * config/bfin/bfin.c (do_unlink): Likewise.
9644 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
9645 * config/cris/cris.c (cris_expand_prologue): Likewise.
9646 * config/darwin.c (machopic_indirect_data_reference): Likewise.
9647 (machopic_legitimize_pic_address): Likewise.
9648 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
9649 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
9650 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
9651 (ix86_expand_convert_uns_didf_sse): Likewise.
9652 (ix86_expand_vector_init_general): Likewise.
9653 * config/ia64/ia64.md (eh_epilogue): Likewise.
9654 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
9655 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
9656 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
9657 (config/iq2000/iq2000.c): Likewise.
9658 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9659 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
9660 (builtin_longjmp): Likewise.
9661 * config/mn10300/mn10300.md (call, call_value): Likewise.
9662 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
9663 * config/pdp11/pdp11.md (abshi2): Likewise.
9664 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9665 * config/s390/s390.c (s390_emit_prologue): Likewise.
9666 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
9667 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
9668 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
9669 * config/sh/sh.c (prepare_move_operands): Likewise.
9670 (output_stack_adjust, sh_expand_epilogue): Likewise.
9671 (sh_set_return_address, sh_expand_t_scc): Likewise.
9672 * config/sparc/sparc.c (load_pic_register): Likewise.
9673 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
9674 * config/spu/spu.c (spu_expand_epilogue): Likewise.
9675 * config/v850/v850.c (expand_epilogue): Likewise.
9677 2008-05-31 Anatoly Sokolov <aesok@post.ru>
9679 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
9680 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
9681 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
9682 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
9683 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
9684 stack pointer register.
9685 (output_movhi): Remove code for interrupt specific writing to the
9686 stack pointer register.
9688 2008-05-31 Richard Guenther <rguenther@suse.de>
9690 PR tree-optimization/34244
9691 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
9692 (tree_expr_nonzero_warnv_p): Likewise.
9693 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
9694 ssa_name_nonnegative_p.
9695 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
9696 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
9697 not tree_expr_nonzero_warnv_p.
9699 PR tree-optimization/36262
9701 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
9703 PR tree-optimization/34244
9704 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
9705 (record_numbers_of_iterations): New function.
9706 (execute_vrp): Cache the numbers of iterations of loops.
9707 * tree-scalar-evolution.c (scev_reset_except_niters):
9709 (scev_reset): Use scev_reset_except_niters.
9710 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
9712 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
9714 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9715 __WORKAROUND_RETS when appropriate.
9717 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
9719 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
9720 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
9722 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
9723 *fop_df_comm_sse insn patterns using MODEF mode iterator.
9724 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
9725 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
9726 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
9727 *fop_df_1_mixed insn patterns using MODEF mode iterator.
9728 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
9729 *fop_df_1_sse insn patterns using MODEF mode iterator.
9730 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
9731 *fop_df_1_i387 insn patterns using MODEF mode iterator.
9732 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
9733 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
9734 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
9735 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
9736 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
9737 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
9738 (*fop_xf_4_i387): Use <MODE> for mode attribute.
9739 (*fop_xf_5_i387): Ditto.
9740 (*fop_xf_6_i387): Ditto.
9742 2008-05-30 Richard Guenther <rguenther@suse.de>
9744 * builtins.c (build_string_literal): Avoid generating
9745 a non-gimple_val result.
9747 2008-05-30 DJ Delorie <dj@redhat.com>
9749 * exec-tool.in: Use an environment variable (private) instead of a
9750 file (shared) as a semaphore, so as to not break parallel builds.
9752 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
9754 * optabs.c (maybe_encapsulate_block): Remove.
9755 (emit_libcall_block): Adjust accordingly.
9756 * optabs.h (maybe_encapsulate_block): Remove prototype.
9758 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
9759 Don't use maybe_encapsulate_block.
9761 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
9763 * config/rs6000/rs6000.c (rs6000_legitimize_address,
9764 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
9765 rtx is a SYMBOL_REF before calling get_pool_constant.
9767 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
9769 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
9771 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
9773 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
9774 rather than OS names to choose INO_T_EQ definition.
9775 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
9776 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
9778 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
9781 * config/darwin-f.c: New.
9782 * config/t-darwin: Added rule to build darwin-f.o.
9783 * config.gcc: Defined new variable, fortran_target_objs.
9784 (*-*-darwin*): Set fortran_target_objs.
9785 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
9786 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
9787 * configure: Regenerated.
9789 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
9792 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
9793 canonical type if needed.
9795 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
9797 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
9799 2008-05-29 Richard Guenther <rguenther@suse.de>
9801 PR tree-optimization/36343
9802 PR tree-optimization/36346
9803 PR tree-optimization/36347
9804 * tree-flow.h (clobber_what_p_points_to): Declare.
9805 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
9806 pointed-to variable is dereferenced is irrelevant to whether
9807 the pointer can access the pointed-to variable.
9808 (clobber_what_p_points_to): New function.
9809 * tree-ssa-alias.c (set_initial_properties): Use it.
9810 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
9811 call clobber check for NMTs.
9813 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
9815 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
9816 for printing gcov_type.
9818 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
9820 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
9821 and the eh region information.
9822 * value-prof.c (gimple_move_stmt_histograms): New function.
9823 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
9825 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
9827 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
9829 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
9831 * value-prof.c (tree_ic_transform): Print counts.
9832 * tree-profile.c (tree_gen_ic_func_profiler):
9833 Clear __gcov_indreict_call_callee variable to avoid misattribution
9836 2008-05-28 Rafael Espindola <espindola@google.com>
9838 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
9841 2008-05-28 Richard Guenther <rguenther@suse.de>
9843 PR tree-optimization/36339
9844 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
9845 and clobbering code out of the loop.
9847 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
9849 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
9852 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
9853 s390_contiguous_bitmask_p, s390_symref_operand_p,
9854 s390_check_symref_alignment, s390_reload_larl_operand,
9855 s390_reload_symref_address): New functions.
9856 (s390_branch_condition_mnemonic): Support compare and branch
9858 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
9859 and 'W' constraints.
9860 (s390_secondary_reload): Add secondary reloads for unaligned
9861 symbol refs or symbol refs to floating point or QI/TI mode
9863 (legitimate_address_p): Accept symbol references as addresses.
9864 (s390_expand_insv): Use rotate and insert selected bits
9865 instruction for insv when building for z10.
9866 (print_operand_address): Handle symbol ref addresses.
9867 (print_operand): Output modifier 'c' added for signed byte values.
9868 (s390_encode_section_info): Mark symbol refs with
9869 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
9871 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
9872 (length attribute): RRF, RRR have 4 byte length.
9873 (FPALL, INTALL): New mode iterators added.
9874 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
9875 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
9876 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
9877 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
9878 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
9879 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
9880 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
9881 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
9883 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
9884 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
9885 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
9886 reload<INTALL:mode><P:mode>_toreg_z10,
9887 reload<FPALL:mode><P:mode>_tomem_z10,
9888 reload<FPALL:mode><P:mode>_toreg_z10,
9889 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
9890 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
9891 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
9892 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
9894 (movmem, clrmem, cmpmem): New splitters added.
9896 * config/s390/predicates.md (larl_operand): Use
9897 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
9898 SYMBOL_REF_ALIGN1_P.
9899 (s390_signed_integer_comparison,
9900 s390_unsigned_integer_comparison): New predicates.
9902 * config/s390/s390-protos.h (s390_check_symref_alignment,
9903 s390_contiguous_bitmask_p, s390_reload_larl_operand,
9904 s390_reload_symref_address,
9905 s390_compare_and_branch_condition_mask): Prototypes added.
9907 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
9908 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
9909 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
9911 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
9913 * config/s390/s390.c (z10_cost): New cost function for z10.
9914 (s390_handle_arch_option, override_options): Support -march=z10 switch.
9915 (s390_issue_rate): Adjust issue rate for z10.
9916 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
9917 (processor_flags): Add PF_Z10.
9918 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
9919 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
9920 * gcc/config.gcc: Add z10.
9922 2008-05-28 Richard Guenther <rguenther@suse.de>
9924 PR tree-optimization/36291
9925 * tree-flow. h (struct gimple_df): Remove var_anns member.
9926 * tree-flow-inline.h (gimple_var_anns): Remove.
9927 (var_ann): Simplify.
9928 * tree-dfa.c (create_var_ann): Simplify.
9929 (remove_referenced_var): Clear alias info from var_anns of globals.
9930 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
9931 (delete_tree_ssa): Clear alias info from var_anns of globals.
9932 Do not free var_anns.
9933 (var_ann_eq): Remove.
9934 (var_ann_hash): Likewise.
9936 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
9938 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
9939 and loongson2f entries.
9940 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
9941 * config/mips/mips.h (processor_type): Add Loongson-2E
9942 and Loongson-2F entries.
9943 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
9944 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
9945 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
9946 * doc/invoke.texi (MIPS Options): Document loongson2e
9947 and loongson2f processor names.
9949 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
9953 * config/i386/i386.c (ix86_function_arg_boundary): Use
9954 alignment of canonical type.
9955 (ix86_expand_vector_move): Check unaligned memory access for
9958 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
9960 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
9961 Moved to the front of file.
9963 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
9964 H.J. Lu <hongjiu.lu@intel.com>
9966 * dwarf2out.c (current_fde): New.
9968 (lookup_cfa:): Likewise.
9969 (dwarf2out_end_epilogue): Likewise.
9970 (dwarf2out_note_section_used): Likewise.
9972 2008-05-27 Michael Matz <matz@suse.de>
9975 * c.opt (Wenum-compare): New warning option.
9976 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
9978 2008-05-27 Michael Matz <matz@suse.de>
9981 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
9983 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
9984 into memory as tail calls.
9986 2008-05-27 Richard Guenther <rguenther@suse.de>
9988 PR tree-optimization/36339
9989 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
9990 pointers cause all addressable variables to be call clobbered.
9992 2008-05-27 Richard Guenther <rguenther@suse.de>
9994 PR tree-optimization/36245
9995 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
9997 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
9999 * config/s390/s390.md: Replace all occurences of the 'm'
10000 constraint with 'RT'.
10002 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10004 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
10006 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
10008 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
10009 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
10010 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
10012 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10014 * reload.c: (find_reloads): Skip alternatives according to the
10015 "enabled" attribute. Constify the constraint variable.
10016 * recog.c (get_attr_enabled): Add default implementation.
10017 (extract_insn): Set the alternative_enabled_p array
10018 in the recog_data struct.
10019 (preprocess_constraints, constrain_operands): Skip
10020 alternatives according to the "enabled" attribute
10021 * recog.h (struct recog_data): New field alternative_enabled_p.
10022 (skip_alternative): New inline function.
10023 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
10024 (record_reg_classes): Skip alternative according to the
10025 "enabled" attribute.
10027 * doc/md.texi: Add documention for the "enabled" attribute.
10029 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10031 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
10032 * postreload.c (reload_cse_simplify_operands): Replace 'm'
10033 constraint with TARGET_MEM_CONSTRAINT.
10034 * recog.c (asm_operand_ok, preprocess_constraints,
10035 constrain_operands): Likewise.
10036 * regclass.c (record_reg_classes): Likewise.
10037 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
10038 * reload1.c (maybe_fix_stack_asms): Likewise.
10039 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
10040 * recog.h: Adjust comment.
10041 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
10042 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
10043 * doc/md.texi: Add a note to description of 'm' constraint.
10044 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
10046 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
10048 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
10049 that the bitfield is of integral type before testing its precision.
10051 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10052 Sa Liu <saliu@de.ibm.com>
10054 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
10055 __modti3, __udivti3, __umodti3 and __udivmodti4.
10056 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
10057 that implement TImode mul and div functions.
10058 * config/spu/multi3.c: New. Implement __multi3.
10059 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
10060 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
10063 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
10065 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
10066 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
10067 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
10068 tls_sysv_suffix): New mode and mode attribute iterators.
10069 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
10070 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
10071 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
10072 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
10073 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
10076 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
10078 PR tree-optimization/36329
10079 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
10080 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
10081 * cgraphbuild.c (initialize_inline_failed): Use the latter
10082 macro in lieu of the former.
10083 * ipa-inline.c (cgraph_mark_inline): Likewise.
10084 (cgraph_decide_inlining_of_small_function): Likewise.
10085 (cgraph_decide_inlining): Likewise.
10086 (cgraph_decide_inlining_incrementally): Likewise.
10088 2008-05-26 Tristan Gingold <gingold@adacore.com>
10089 Anatoly Sokolov <aesok@post.ru>
10091 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
10092 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
10093 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
10094 optimization for 'avr6' architecture.
10096 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
10099 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
10101 2008-05-26 Richard Guenther <rguenther@suse.de>
10103 * tree-ssa-sccvn.c (expr_has_constants): Declare.
10104 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
10106 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
10108 PR middle-end/36253
10109 * caller-save.c (insert_restore): Verify alignment of spill space.
10110 (insert_save): Likewise.
10111 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
10112 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
10113 (STACK_SLOT_ALIGNMENT): Likewise.
10114 * function.c (LOCAL_ALIGNMENT): Removed.
10115 (get_stack_local_alignment): New.
10116 (assign_stack_local): Use it. Set alignment on stack slot.
10117 (assign_stack_temp_for_type): Use get_stack_local_alignment.
10118 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
10119 (STACK_SLOT_ALIGNMENT): New.
10120 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
10121 stack slot in XFmode.
10123 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
10125 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
10128 * config/i386/i386.md (allocate_stack_worker_64): Make sure
10129 argument operand in rax isn't removed.
10131 2008-05-26 Richard Guenther <rguenther@suse.de>
10133 PR middle-end/36300
10134 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
10135 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
10137 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10140 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
10142 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
10144 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
10145 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
10147 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
10149 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
10150 build a trampoline if we don't want one.
10151 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
10152 return zero for nested functions if we don't want a trampoline.
10154 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10156 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
10158 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10161 * c.opt: Removed undocumented option '-lang-fortran'.
10162 * c-common.h: Removed global variable 'lang_fortran'.
10163 * c-opts.c (c_common_handle_option): Removed code to handle
10164 option '-lang-fortran'. Updated includes.
10165 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
10166 definition of '__GFORTRAN__'.
10167 (define__GNUC__): Reimplemented to use BASEVER and
10168 cpp_define_formatted.
10169 (builtin_define_with_value_n): Removed.
10170 * c-incpath.h: Renamed to ...
10171 * incpath.h: ... this.
10172 * c-incpath.c: Renamed to ...
10173 * incpath.c: ... this. Updated includes.
10174 * fix-header.c: Updated includes.
10175 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
10176 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
10177 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
10179 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
10181 * tree.h: Update the table of flags used on tree nodes.
10182 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
10183 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
10184 (FORCED_LABEL): Add access check.
10185 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
10186 (ASM_INPUT_P): Likewise.
10187 (ASM_VOLATILE_P): Likewise.
10188 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
10189 (OMP_SECTION_LAST): Access private_flag directly.
10190 (OMP_RETURN_NOWAIT): Likewise.
10191 (OMP_PARALLEL_COMBINED): Likewise.
10192 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
10193 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
10194 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
10195 deprecated_flag directly.
10197 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
10199 * final.c (frame_pointer_needed): Removed.
10200 * flags.h (frame_pointer_needed): Likewise.
10202 * function.h (rtl_data): Add frame_pointer_needed.
10203 (frame_pointer_needed): New.
10205 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
10207 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
10209 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
10211 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
10214 2008-05-25 Alan Modra <amodra@bigpond.net.au>
10216 * c-common.c (strip_array_types): Move function to..
10218 (get_inner_array_type): Delete.
10219 * c-common.h (strip_array_types): Move declaration to..
10221 (get_inner_array_type): Delete.
10222 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
10223 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
10224 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
10225 * config/pa/pa.c (emit_move_sequence): Likewise.
10227 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
10229 * config/i386/i386.md (*sse_prologue_save_insn): Set length
10232 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
10234 * function.c: Include target hook for nonlocal_goto frame value.
10236 2008-05-24 Richard Guenther <rguenther@suse.de>
10238 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
10239 variable can be only accessed through a pointer or a union.
10241 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10243 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
10244 * doc/extend.texi: Likewise.
10246 2008-05-23 DJ Delorie <dj@redhat.com>
10248 * config/m32c/jump.md (untyped_call): Add.
10250 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
10251 for A24 to PSImode.
10252 (m32c_address_cost): Detail costs for indirect offsets.
10254 2008-05-23 Rafael Espindola <espindola@google.com>
10256 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
10257 if a node is a SUBREG.
10258 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
10261 2008-05-23 Paul Brook <paul@codesourcery.com>
10262 Carlos O'Donell <carlos@codesourcery.com>
10264 * doc/extend.texi: Clarify use of __attribute__((naked)).
10265 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
10266 * target.h (gcc_target): Add allocate_stack_slots_for_args.
10267 * function.c (use_register_for_decl): Use
10268 targetm.calls.allocate_stack_slots_for_args.
10269 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
10270 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
10271 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
10273 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
10275 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
10277 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
10279 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
10280 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
10281 is only rounded once.
10283 2008-05-23 Richard Guenther <rguenther@suse.de>
10285 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
10287 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
10288 Jakub Jelinek <jakub@redhat.com>
10291 * configure.ac: Handle --enable-cld.
10292 * configure: Regenerated.
10293 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
10294 * config/i386/i386.h (struct machine_function): Add needs_cld field.
10295 (ix86_current_function_needs_cld): New define.
10296 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
10297 (cld): New isns pattern.
10298 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
10299 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
10300 * config/i386/i386.opt (mcld): New option.
10301 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
10302 TARGET_CLD and ix86_current_function_needs_cld.
10303 (override_options): Use -mcld by default for 32-bit code if
10306 * doc/install.texi (Options specification): Document --enable-cld.
10307 * doc/invoke.texi (Machine Dependent Options)
10308 [i386 and x86-64 Options]: Add -mcld option.
10309 (Intel 386 and AMD x86-64 Options): Document -mcld option.
10311 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
10312 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
10313 (return_in_memory_64): Likewise.
10314 (return_in_memory_ms_64): Likewise.
10316 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10318 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
10319 * builtins.c (fold_builtin_fpclassify): New.
10320 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
10321 * builtins.def (BUILT_IN_FPCLASSIFY): New.
10322 * c-common.c (handle_type_generic_attribute): Adjust to accept
10323 fixed arguments before an elipsis.
10324 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
10325 * doc/extend.texi: Document __builtin_fpclassify.
10327 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
10329 * omp-low.c (gate_expand_omp_ssa): Remove.
10330 (pass_expand_omp_ssa): Remove.
10331 (gate_expand_omp): Do not check for flag_openmp_ssa.
10332 * common.opt (-fopenmp-ssa): Remove.
10333 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
10335 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
10337 * config/sh/sh.opt (mfixed-range): New option.
10338 * config/sh/sh-protos.h (sh_fix_range): Declare.
10339 * config/sh/sh.c (sh_fix_range): New function.
10340 * config/sh/sh.h (sh_fixed_range_str): Declare.
10341 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
10343 * doc/invoke.texi (SH Options): Document -mfixed-range.
10345 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
10347 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
10348 it before the redeclaration.
10350 2008-05-22 Anatoly Sokolov <aesok@post.ru>
10352 * config/avr/avr.c (get_sequence_length): Add new function.
10353 (expand_prologue, expand_epilogue): Remove duplicate code.
10355 2008-05-22 Rafael Espindola <espindola@google.com>
10357 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
10360 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
10362 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
10363 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
10365 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
10366 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
10367 (vect_update_misalignment_for_peel): Likewise.
10368 (vector_alignment_reachable_p): Likewise.
10369 * tree-vect-transform.c (vectorizable_load): Likewise.
10370 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
10371 (get_vectype_for_scalar_type): Pass mode of scalar_type
10372 to UNITS_PER_SIMD_WORD.
10374 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
10375 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
10376 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
10377 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
10378 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
10380 2008-05-22 Ira Rosen <irar@il.ibm.com>
10382 PR tree-optimization/36293
10383 * tree-vect-transform.c (vect_transform_strided_load): Don't check
10384 if the first load must be skipped because of a gap.
10386 2008-05-22 Richard Guenther <rguenther@suse.de>
10388 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
10389 more cases of offset disambiguation that is possible if
10390 strict-aliasing rules apply.
10391 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
10392 for basic offset and type-based disambiguation.
10394 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10396 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
10397 ix86_expand_vector_set on V16QImode for SSE4.1.
10399 2008-05-21 Tom Tromey <tromey@redhat.com>
10401 * c.opt (Wimport): Mark as undocumented.
10402 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
10404 (Warning Options): Likewise.
10405 * doc/cppopts.texi: Don't mention -Wimport.
10407 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
10409 PR tree-optimization/36287
10410 PR tree-optimization/36286
10411 * lambda-code.c (build_access_matrix): Do not use the loop->num
10412 for computing the number of induction variables: use the loop depth
10415 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
10418 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
10419 option -f(no-)leading-underscore.
10421 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10423 * config/i386/i386.c (ix86_expand_vector_init_general): Use
10424 GET_MODE_NUNITS (mode).
10426 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
10428 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
10429 (-mmulhw): Add 464 to description.
10430 (-mdlmzb): Likewise.
10431 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
10432 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
10434 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
10435 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
10436 * config/rs6000/rs6000.md: Update comments for 464.
10438 2008-05-21 Janis Johnson <janis187@us.ibm.com>
10440 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
10442 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10444 * config/i386/sse.md (vec_extractv4sf): Removed.
10445 (vec_extractv2df): Likewise.
10446 (vec_extractv2di): Likewise.
10447 (vec_extractv4si): Likewise.
10448 (vec_extractv8hi): Likewise.
10449 (vec_extractv16qi): Likewise.
10450 (vec_extract<mode>): New.
10452 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10454 * config/i386/sse.md (vec_setv4sf): Removed.
10455 (vec_setv2df): Likewise.
10456 (vec_setv2di): Likewise.
10457 (vec_setv4si): Likewise.
10458 (vec_setv8hi): Likewise.
10459 (vec_setv16qi): Likewise.
10460 (vec_set<mode>): New.
10462 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10464 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
10465 goto for vec_concat and vec_interleave.
10467 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10469 * config/i386/sse.md (vec_initv4sf): Removed.
10470 (vec_initv2df): Likewise.
10471 (vec_initv2di): Likewise.
10472 (vec_initv4si): Likewise.
10473 (vec_initv8hi): Likewise.
10474 (vec_initv16qi): Likewise.
10475 (vec_init<mode>): New.
10477 2008-05-21 Joseph Myers <joseph@codesourcery.com>
10479 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
10481 2008-05-21 Tom Tromey <tromey@redhat.com>
10483 * ggc-zone.c (lookup_page_table_if_allocated): New function.
10484 (zone_find_object_offset): Likewise.
10485 (gt_ggc_m_S): Likewise.
10486 (highest_bit): Likewise.
10487 * ggc-page.c (gt_ggc_m_S): New function.
10488 * stringpool.c (string_stack): Remove.
10489 (init_stringpool): Update.
10490 (ggc_alloc_string): Use ggc_alloc.
10491 (maybe_delete_ident): New function.
10492 (ggc_purge_stringpool): Likewise.
10493 (gt_ggc_m_S): Remove.
10494 * ggc-common.c (ggc_protect_identifiers): New global.
10495 (ggc_mark_roots): Call ggc_purge_stringpool. Use
10496 ggc_protect_identifiers.
10497 * ggc.h (ggc_protect_identifiers): Declare.
10498 (gt_ggc_m_S): Update.
10499 (ggc_purge_stringpool): Declare.
10500 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
10501 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
10503 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
10505 2008-05-21 David S. Miller <davem@davemloft.net>
10507 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
10510 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
10512 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
10515 2008-05-20 David Daney <ddaney@avtrex.com>
10517 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
10518 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
10519 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
10520 UNSPEC_UPDATE_GOT_VERSION): Renumber.
10521 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
10522 (atomic_hiqi_op): New define_code_iterator.
10523 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
10524 mips_expand_compare_and_swap_12.
10525 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
10526 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
10527 (sync_<optab><mode>, sync_old_<optab><mode>,
10528 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
10529 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
10530 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
10531 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
10532 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
10533 (test_and_set_12): New insn.
10534 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
10535 sync_new_<optab><mode>, sync_old_nand<mode>,
10536 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
10537 clobber to operand 0 for SI and DI mode insns.
10538 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
10539 mips_gen_fn_4): New typedefs.
10540 (mips_gen_fn_ptrs): Define new union type.
10541 (mips_expand_compare_and_swap_12): Remove declaration.
10542 (mips_expand_atomic_qihi): Declare function.
10543 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
10544 (mips_expand_atomic_qihi): ... this. Use new generator function
10546 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
10547 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
10548 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
10549 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
10550 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
10551 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
10552 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
10553 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
10554 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
10555 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
10558 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
10560 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
10563 2008-05-20 Anatoly Sokolov <aesok@post.ru>
10565 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
10566 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
10567 (avr_attribute_table): Add 'OS_main' function attribute.
10568 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
10569 functions with 'OS_main' attribute.
10571 2008-05-20 Richard Guenther <rguenther@suse.de>
10573 PR tree-optimization/35204
10574 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
10575 helper, split out from ...
10576 (DFS): ... here. Make the DFS walk non-recursive.
10578 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
10579 Jan Sjodin <jan.sjodin@amd.com>
10581 PR tree-optimization/36181
10582 * tree-parloops.c (loop_has_vector_phi_nodes): New.
10583 (parallelize_loops): Don't parallelize when the loop has vector
10586 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
10587 Sebastian Pop <sebastian.pop@amd.com>
10589 * tree-loop-linear.c (gather_interchange_stats): Look in the access
10590 matrix, and never look at the tree representation of the memory
10592 (linear_transform_loops): Computes parameters and access matrices.
10593 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
10595 (access_matrix_get_index_for_parameter): New.
10596 * tree-data-ref.h (struct access_matrix): New.
10597 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
10598 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
10599 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
10600 am_vector_index_for_loop): New.
10601 (struct data_reference): Add field access_matrix.
10602 (DR_ACCESS_MATRIX): New.
10603 (compute_data_dependences_for_loop): Update declaration.
10604 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
10605 * lambda.h (lambda_vector_vec_p): Declared.
10606 * lambda-code.c: Depend on pointer-set.h.
10607 (lambda_collect_parameters_from_af, lambda_collect_parameters,
10608 av_for_af_base, av_for_af, build_access_matrix,
10609 lambda_compute_access_matrices): New.
10610 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
10612 2008-05-20 Joseph Myers <joseph@codesourcery.com>
10614 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
10615 $SOURCEDIR/include.
10617 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
10618 Sebastian Pop <sebastian.pop@amd.com>
10620 PR tree-optimization/36206
10621 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
10623 (instantiate_scev_1): Rename flags to fold_conversions.
10624 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
10625 outeside instantiation_loop.
10626 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
10627 (evolution_function_is_affine_or_constant_p): Removed.
10628 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
10630 (analyze_siv_subscript): Pass in the loop nest number.
10631 Call evolution_function_is_affine_in_loop instead of
10632 evolution_function_is_affine_p.
10633 (analyze_overlapping_iterations): Pass in the loop nest number.
10635 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
10636 Sebastian Pop <sebastian.pop@amd.com>
10638 PR tree-optimization/36206
10639 * tree-chrec.h (chrec_fold_op): New.
10640 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
10643 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
10645 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
10647 (remove_duplicates): Do not set inode on non-inode systems.
10650 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
10652 * config.gcc (tm_file): Update comments about relative pathnames.
10654 2008-05-20 Richard Guenther <rguenther@suse.de>
10656 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
10657 * tree-ssa-sccvn.c (process_scc): Likewise.
10658 * tree-ssa-sink.c (execute_sink_code): Likewise.
10659 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
10660 * tree-vrp.c (process_assert_insertions): Likewise.
10661 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
10662 (perform_tree_ssa_dce): Likewise.
10663 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
10664 (dump_dominator_optimization_stats): Likewise.
10665 * tree-vectorizer.c (vectorize_loops): Likewise.
10667 2008-05-20 Richard Guenther <rguenther@suse.de>
10669 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
10671 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
10673 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
10674 (ix86_i386elf_return_in_memory): Likewise.
10675 (ix86_i386interix_return_in_memory): Likewise.
10676 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
10677 (SUBTARGET_RETURN_IN_MEMORY): New.
10678 * config/i386/i386elf.h: Likewise.
10679 * config/i386/ptx4-i.h: Likewise.
10680 * config/i386/sol2-10.h: Likewise.
10681 * config/i386/sysv4.h: Likewise.
10682 * config/i386/vx-common.h: Likewise.
10683 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
10684 * config/i386/i386.c (ix86_return_in_memory): Made static and
10685 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
10686 (ix86_i386elf_return_in_memory): Removed.
10687 (ix86_i386interix_return_in_memory): Removed.
10688 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
10689 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
10691 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
10693 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
10695 2008-05-19 Xinliang David Li <davidxl@google.com>
10697 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
10699 * common.opt: Ditto.
10700 * doc/invoke.texi: Ditto.
10702 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
10704 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
10705 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
10707 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
10709 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
10710 sizes of operand array from 8/4 to 4/2.
10711 (ix86_expand_vector_init_general): Change size of operand array
10712 from 32 to 16. Remove op0, op1 and half_mode.
10714 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
10716 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
10717 (ix86_expand_vector_init_interleave): Likewise.
10718 (ix86_expand_vector_init_general): Use them. Assert
10719 word_mode == SImode when n_words == 4.
10721 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
10723 * config/i386/i386.c (ix86_secondary_reload): New static function.
10724 (TARGET_SECONDARY_RELOAD): New define.
10725 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
10726 * config/i386/i386.md (reload_outqi): Remove.
10728 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10730 PR middle-end/35509
10731 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
10732 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
10733 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
10734 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
10735 (fold_builtin_1): Likewise.
10736 * builtins.def (BUILT_IN_ISINF_SIGN): New.
10737 c-common.c (check_builtin_function_arguments): Handle
10738 BUILT_IN_ISINF_SIGN.
10739 * doc/extend.texi: Document __builtin_isinf_sign.
10740 * fold-const.c (operand_equal_p): Handle COND_EXPR.
10742 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
10744 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
10745 EH cleanup at the end of the pass, search for those that have been
10746 turned into forwarder blocks and do the cleanup on their successor.
10748 2008-05-18 Richard Guenther <rguenther@suse.de>
10750 * tree-cfg.c (verify_gimple_expr): Allow conversions from
10751 pointers to sizetype and vice versa.
10753 2008-05-18 Xinliang David Li <davidxl@google.com>
10755 * gcc/tree-ssa-dce.c: Coding style fix.
10756 (check_pow): Documentation comment.
10757 (check_log): Documenation comment. Coding style fix.
10758 (is_unnecessary_except_errno_call): Ditto.
10759 (gen_conditions_for_pow): Ditto.
10760 (gen_conditions_for_log): Ditto.
10761 (gen_shrink_wrap_conditions): Ditto.
10762 (shrink_wrap_one_built_in_calls): Ditto.
10763 * gcc/doc/invoke.texi: Better documentation string.
10764 * ChangeLog: Fix wrong change log entries from
10765 May 17 checkin on function call DCE.
10767 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
10769 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
10771 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
10773 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
10774 * df-problems.c (simulation routines): Fixed block comment to
10775 properly say how to add forwards scanning functions.
10777 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
10779 * tree-inline.c (setup_one_parameter): Remove dead code.
10781 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
10783 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
10784 a BIT_AND_EXPR only for an INTEGER_TYPE.
10786 2008-05-17 Xinliang David Li <davidxl@google.com>
10788 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
10789 (check_pow, check_log, is_unnecessary_except_errno_call): New
10790 functions to check for eliminating math functions that are pure
10791 except for setting errno.
10792 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
10793 general condition expressions for shrink-wrapping pow/log calls.
10794 (gen_shrink_wrap_conditions): Ditto.
10795 (shrink_wrap_one_built_in_call): Ditto.
10796 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
10797 (mark_operand_necessary): If debugging, output if OP is necessary.
10798 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
10800 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
10802 * gcc/common.opt: New user flag -ftree-builtin-dce.
10803 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
10805 2008-05-16 David S. Miller <davem@davemloft.net>
10807 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
10808 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
10810 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
10813 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
10815 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10817 * ifcvt.c (dead_or_predicable): Rename
10818 df_simulate_one_insn_backwards to df_simulate_one_insn.
10819 * recog.c (peephole2_optimize): Ditto.
10820 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
10822 * df.h: Rename df_simulate_one_insn_backwards to
10823 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
10824 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
10825 scanning of defs and uses.
10826 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
10827 (df_simulate_one_insn_forwards): Removed.
10829 2008-05-16 Doug Kwan <dougkwan@google.com>
10831 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
10833 (real_from_string): Handle NaNs and Inf as approriate.
10835 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
10837 * doc/gty.texi (Source Files Containing Type Information): Note
10838 that headers should appear first in the gtfiles list.
10840 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10842 * tree.def (COND_EXEC): Properly documented this code.
10844 2008-05-16 Diego Novillo <dnovillo@google.com>
10846 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
10847 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
10850 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10852 * tree-ssa-dse (max_stmt_uid): Removed.
10853 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
10854 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
10855 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
10856 * function.h (cfun.last_stmt_uid): New field.
10857 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
10858 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
10860 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
10861 (create_stmt_ann): Initialize the ann->uid field.
10862 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
10864 * tree-flow.h (renumber_gimple_stmt_uids): New function.
10866 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
10868 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
10869 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
10870 (init_empty_tree_cfg): Call it.
10872 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10874 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
10877 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10879 * doc/invoke.text (-fdump-tree-*-verbose): New option.
10880 * tree-dump.c (dump_options): New verbose option.
10881 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
10883 * tree-pass.h (TDF_VERBOSE): New dump flag.
10884 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
10885 (tree-flow.h): Added include.
10886 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
10888 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
10890 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
10892 From Jie Zhang <jie.zhang@analog.com>
10893 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10894 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
10895 mcpu=bf561-none and mcpu=bf561-0.2.
10896 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10897 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
10898 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10899 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
10900 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
10901 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
10902 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
10904 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
10905 (cputype_selected): Remove.
10906 (bfin_handle_option): Don't use cputype_selected.
10907 (override_options): When no mcpu option, enable all workarounds.
10908 Don't use bfin_workarounds.
10909 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
10911 (DEFAULT_CPU_TYPE): Don't define.
10913 2008-05-16 Richard Guenther <rguenther@suse.de>
10915 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
10916 on deletion of the last stmt.
10918 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
10920 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
10921 V8HImode for SSE2 and V16QImode for SSE4.1.
10923 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
10925 * cgraph.h (compute_inline_parameters): Made public.
10926 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
10927 variable_generate_summary, function_write_summary,
10928 variable_write_summary, variable_read_summary. Added generate_summary,
10929 write_summary, read_summary.
10930 * cgraphunit.c (cgraph_process_new_functions): Changed call from
10931 pass_ipa_inline.function_generate_summary, to
10932 compute_inline_parameters.
10933 * ipa-inline.c (compute_inline_parameters): Made public and added
10935 (compute_inline_parameters_for_current): New function.
10936 (pass_inline_param): Now calls compute_inline_parameters_for_current.
10937 (inline_generate_summary): Removed parameter and made to loop over
10939 (pass_ipa_inline): Updated for new IPA_PASS structure.
10940 * passes.c (execute_ipa_summary_passes): Now is called once per
10941 pass rather than once per node*pass.
10943 2008-05-15 Anatoly Sokolov <aesok@post.ru>
10945 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
10946 avr_have_mul_p, avr_asm_only_p): Remove variables.
10947 (avr_override_options): Remove initialization of removed variables.
10948 (avr_file_start): Convert removed variables to fields of
10949 'struct base_arch_s *avr_current_arch'.
10950 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
10951 (AVR_HAVE_MUL): (Ditto.).
10952 (AVR_HAVE_MOVW): (Ditto.).
10953 (AVR_HAVE_LPMX): (Ditto.).
10954 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
10955 avr_asm_only_p): Remove declaration.
10957 2008-05-15 Diego Novillo <dnovillo@google.com>
10959 * config/arm/arm.c (arm_return_in_memory): Fix return type.
10960 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
10962 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
10964 PR middle-end/36194
10965 * combine.c (check_conversion): Rename back to check_promoted_subreg.
10966 Don't call record_truncated_value from here.
10967 (record_truncated_value): Turn it into a for_each_rtx callback.
10968 (record_truncated_values): New function.
10969 (combine_instructions): Call note_uses with record_truncated_values.
10970 Change name of check_conversion to check_promoted_subreg.
10972 2008-05-15 Janis Johnson <janis187@us.ibm.com>
10974 * doc/sourcebuild.texi: Document support for torture tests.
10976 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
10978 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
10979 to alternative 4 of operand 2.
10981 2008-05-15 Richard Guenther <rguenther@suse.de>
10983 * tree-pass.h (current_pass): Declare.
10984 (get_pass_for_id): Likewise.
10985 * passes.c (passes_by_id, passes_by_id_size): New globals.
10986 (set_pass_for_id): New function.
10987 (get_pass_for_id): Likewise.
10988 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
10989 (execute_function_todo): Flush per function statistics.
10990 * toplev.c (compile_file): Init statistics.
10991 (general_init): Do early statistics initialization.
10992 (finalize): Finish statistics.
10993 * statistics.h (statistics_early_init): Declare.
10994 (statistics_init): Likewise.
10995 (statistics_fini): Likewise.
10996 (statistics_fini_pass): Likewise.
10997 (statistics_counter_event): Likewise.
10998 (statistics_histogram_event): Likewise.
10999 * statistics.c: New file.
11000 * Makefile.in (OBJS-common): Add statistics.o.
11001 (statistics.o): Add dependencies.
11002 * doc/invoke.texi (-fdump-statistics): Document.
11004 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
11005 (insert): Likewise.
11006 (execute_pre): Use statistics_counter_event.
11007 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
11008 (substitute_and_fold): Increment it. Use statistics_counter_event.
11010 2008-05-15 Diego Novillo <dnovillo@google.com>
11012 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
11014 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
11015 * tree-ssa-alias.c (new_type_alias): Remove references to
11016 sub-variables from comment.
11017 * tree-ssa-operands.c (swap_tree_operands): Likewise.
11019 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
11021 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
11022 attribute to 1 only for insertps alternative.
11024 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
11026 * config/bfin/bfin.md (loadbytes): New pattern.
11027 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
11028 (bfin_init_builtins): Initialize it.
11029 (bdesc_1arg): Add it.
11031 2008-05-15 Sa Liu <saliu@de.ibm.com>
11033 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
11034 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
11035 * testsuite/lib/target-supports.exp: Add
11036 check_effective_target_fortran_integer_16.
11038 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
11040 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
11041 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
11042 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
11043 (TARGET_RETURN_IN_MEMORY): Define.
11045 2008-05-15 Richard Guenther <rguenther@suse.de>
11047 PR middle-end/36244
11048 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
11049 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
11050 represent unmodifiable vars.
11052 2008-05-15 Richard Guenther <rguenther@suse.de>
11054 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
11055 INDIRECT_REF and TARGET_MEM_REF.
11056 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
11059 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
11060 H.J. Lu <hongjiu.lu@intel.com>
11062 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
11063 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
11064 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
11065 insn alternatives. Add missing alternatives.
11066 (*vec_concatv2di_rex64_sse4_1): Likewise.
11067 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
11068 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
11069 Require TARGET_SSE.
11071 2008-05-15 Richard Guenther <rguenther@suse.de>
11073 PR tree-optimization/36009
11074 PR tree-optimization/36204
11075 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
11076 (determine_invariantness_stmt): Record the loop a store is
11077 always executed in.
11078 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
11081 2008-05-15 Richard Guenther <rguenther@suse.de>
11083 PR tree-optimization/34330
11084 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
11085 through the pointer will alias the SMT.
11087 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
11089 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
11091 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
11093 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
11095 2008-05-14 Michael Meissner <michael.meissner@amd.com>
11096 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11098 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
11099 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
11100 (vashl_optab): New optab for vector/vector shifts.
11101 (vashr_optab): Ditto.
11102 (vlshr_optab): Ditto.
11103 (vrotl_optab): Ditto.
11104 (vrotr_optab): Ditto.
11105 (optab_subtype): New enum for optab_for_tree_code call.
11106 (optab_for_tree_code): Add enum optab_subtype argument.
11108 * optabs.c (optab_for_tree_code): Take an additional argument to
11109 distinguish between a vector shift by a scalar and vector shift by
11110 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
11111 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
11112 vector shift by a vector.
11113 (expand_widen_pattern_expr): Pass additional argument to
11114 optab_for_tree_code.
11116 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
11117 vrotl_optab, vrotr_optab.
11119 * expr.c (expand_expr_real_1): Update calls to
11120 optab_for_tree_code to distinguish between vector shifted by a
11121 scalar and vector shifted by a vector.
11122 * tree-vectorizer.c (supportable_widening_operation): Ditto.
11123 (supportable_narrowing_operation): Ditto.
11124 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
11125 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
11126 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
11127 (vect_create_epilog_for_reduction): Ditto.
11128 (vectorizable_reduction): Ditto.
11129 (vectorizable_operation): Ditto.
11130 (vect_strided_store_supported): Ditto.
11131 (vect_strided_load_supported): Ditto.
11132 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11133 * expmed.c (expand_shift): Ditto.
11135 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
11137 (ashr@var{m}3): Ditto.
11138 (vashl@var{m}3): Document new vector/vector shift standard name.
11139 (vashr@var{m}3): Ditto.
11140 (vlshr@var{m}3): Ditto.
11141 (vrotl@var{m}3): Ditto.
11142 (vrotr@var{m}3): Ditto.
11144 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
11145 (PPERM_INVERT): Ditto.
11146 (PPERM_REVERSE): Ditto.
11147 (PPERM_REV_INV): Ditto.
11148 (PPERM_ZERO): Ditto.
11149 (PPERM_ONES): Ditto.
11150 (PPERM_SIGN): Ditto.
11151 (PPERM_INV_SIGN): Ditto.
11152 (PPERM_SRC1): Ditto.
11153 (PPERM_SRC2): Ditto.
11155 * config/i386/sse.md (mulv2di3): Add SSE5 support.
11156 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
11157 allows a memory operand to be the value being added, and split it
11158 to improve vectorization.
11159 (sse5_pmacsdqh_mem): Ditto.
11160 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
11161 (sse5_mulv2div2di3_high): Ditto.
11162 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
11163 (vec_pack_trunc_v4si): Ditto.
11164 (vec_pack_trunc_v2di): Ditto.
11165 (sse5_pcmov_<mode>): Remove code that tried to use use
11166 andps/andnps instead of pcmov.
11167 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
11168 pmacsdqh instructions.
11169 (vec_widen_smult_lo_v4si): Ditto.
11171 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
11172 (PPERM_INVERT): Ditto.
11173 (PPERM_REVERSE): Ditto.
11174 (PPERM_REV_INV): Ditto.
11175 (PPERM_ZERO): Ditto.
11176 (PPERM_ONES): Ditto.
11177 (PPERM_SIGN): Ditto.
11178 (PPERM_INV_SIGN): Ditto.
11179 (PPERM_SRC1): Ditto.
11180 (PPERM_SRC2): Ditto.
11181 (ix86_expand_sse_movcc): Move the SSE5 test after the if
11183 (ix86_expand_int_vcond): If SSE5 generate all possible integer
11185 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
11186 says ignore whether the last reference is a memory operand.
11188 2008-05-14 Michael Meissner <michael.meissner@amd.com>
11189 Paolo Bonzini <bonzini at gnu dot org>
11191 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
11194 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
11195 (vlshr<mode>3): Rename from vlshr<mode>3.
11196 (vashr<mode>3): Rename from vashr<mode>3.
11197 (mulv4sf3): Change the names of vector shift patterns.
11201 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
11204 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
11229 * config/spu/spu.md (v): New iterator macro to add v for vector types.
11230 (floatunssidf2_internal): Change vector/vector shift names.
11231 (floatunsdidf2_internal): Ditto.
11238 (vashl<mode>3): Rename from ashl<mode>3.
11239 (vashr<mode>3): Rename from ashr<mode>3.
11240 (vlshr<mode>3): Rename from lshr<mode>3.
11241 (vrotl<mode>3): Rename from rotl<mode>3.
11243 2008-05-14 Michael Meissner <michael.meissner@amd.com>
11246 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
11247 multiply gives the wrong value when doing widening multiplies.
11248 (vec_widen_smult_lo_v4si): Ditto.
11250 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
11252 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
11253 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
11254 emit_library_call_value.
11255 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
11256 * tree.h (ECF_LIBCALL_BLOCK): Removed.
11257 * calls.c (initialize_argument_information, precompute_arguments,
11258 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
11259 (precompute_arguments): Removed flags parameter.
11260 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
11262 2008-05-14 Richard Guenther <rguenther@suse.de>
11264 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
11265 Make sure to register the store if the use is a PHI_NODE.
11267 2008-05-14 Olivier Hainque <hainque@adacore.com>
11269 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
11270 memory if the component is to be referenced in BLKmode according
11271 to get_inner_reference.
11273 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
11275 * calls.c (emit_library_call_value_1): Restore code clearing
11276 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
11278 2008-05-14 Olivier Hainque <hainque@adacore.com>
11279 Nicolas Roche <roche@adacore.com>
11281 * configure.ac: Add support for a "gcc_subdir" variable in
11282 config-lang.in, to denote a subdirectory where the language/GCC
11283 integration files are to be found.
11284 * configure: Regenerate.
11286 2008-05-14 Ira Rosen <irar@il.ibm.com>
11288 PR tree-optimization/36098
11289 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
11290 value for the first load in the group in case of a gap.
11291 (vect_build_slp_tree): Check that there are no gaps in loads.
11293 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
11295 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
11296 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
11297 expand_copysign_bit, ): Change call to emit_no_conflict_block to
11298 emit_insn and remove unneeded code to construct extra args.
11299 (emit_no_conflict_block): Removed.
11300 * optabls.h: (emit_no_conflict_block): Removed.
11301 * cse.c (cse_extended_basic_block): Remove search for
11302 REG_NO_CONFLICT note.
11303 * global.c: Removed incorrect comment added in revision 117.
11304 * expr.c (convert_move): Change call to emit_no_conflict_block to
11306 * recog.c: Change comments so that they do not mention
11308 * local_alloc.c (combine_regs): Removed last parameter.
11309 (no_conflict_p): Removed.
11310 (block_alloc): Removed note, no_conflict_combined_regno and set
11311 local vars. Removed all code to process REG_NO_CONFLICT blocks.
11312 (combine_regs): Removed already_dead and code to look for
11313 REG_NO_CONFLICT notes.
11314 * lower_subreg (remove_retval_note): Removed code to look for
11315 REG_NO_CONFLICT block.
11316 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
11317 (resolve_clobber): Remove code to process libcalls that have
11318 REG_NO_CONFLICT notes.
11319 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
11321 * combine.c (can_combine_p, distribute_notes): Removed
11322 REG_NO_CONFLICT case.
11323 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
11325 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
11326 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
11328 * reg-notes.def (NO_CONFLICT): Removed.
11330 2008-05-14 David S. Miller <davem@davemloft.net>
11332 * config/sparc/sparc.c (sparc_profile_hook): If
11333 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
11334 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
11335 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
11337 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
11339 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
11341 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
11344 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
11345 and op1 expansion before vector concat to have less live pseudos.
11347 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
11349 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
11350 ix86_expand_vector_set if supported.
11352 2008-05-13 Diego Novillo <dnovillo@google.com>
11353 Kenneth Zadeck <zadeck@naturalbridge.com>
11355 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
11357 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
11358 phinodes_print_statistics, init_ssanames, fini_ssanames,
11359 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
11360 release_ssa_name, release_defs, replace_ssa_name_symbol,
11361 ssanames_print_statistics): Move ...
11362 * tree-flow.h: ... here.
11363 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
11364 Use FN instead of cfun.
11365 (make_ssa_name_fn): Rename from make_ssa_name.
11366 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
11367 * tree-flow-inline.h (make_ssa_name): Move from
11368 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
11369 * omp-low.c (expand_omp_parallel):
11370 * tree-flow-inline.h (redirect_edge_var_map_result):
11371 * tree-ssa.c (init_tree_ssa): Add argument FN.
11372 Use it instead of cfun. Update all users.
11374 2008-05-13 Tom Tromey <tromey@redhat.com>
11376 PR preprocessor/22168:
11377 * doc/cpp.texi (Top): Update menu.
11378 (Alternatives to Wrapper #ifndef): New node.
11379 (Other Directives): Document deprecation.
11380 (Obsolete Features): Remove menu.
11381 (Assertions): Merge node into Obsolete Features.
11382 (Obsolete once-only headers): Move earlier; rename to Alternatives
11383 to Wrapper #ifndef.
11384 * doc/cppopts.texi: Update.
11385 * c.opt (Wdeprecated): Enable for C and ObjC.
11386 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
11387 (C++ Dialect Options): Move -Wno-deprecated from here to...
11388 (Warning Options): ... here.
11390 2008-05-13 Richard Guenther <rguenther@suse.de>
11392 PR middle-end/36227
11393 * fold-const.c (fold_sign_changed_comparison): Do not allow
11394 changes in pointer-ness.
11396 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
11399 * config/sh/sh.c (sh_expand_prologue): Don't clear
11400 RTX_FRAME_RELATED_P for push insns.
11402 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
11404 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
11406 2008-05-12 Anatoly Sokolov <aesok@post.ru>
11408 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
11409 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
11410 Use 'machine->is_leaf' instead of 'leaf_func_p'.
11412 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
11414 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
11415 (*vec_concatv4sf_sse): This.
11416 (*sse2_concatv2si): Renamed to ...
11417 (*vec_concatv2si_sse2): This.
11418 (*sse1_concatv2si): Renamed to ...
11419 (*vec_concatv2si_sse): This.
11420 (*vec_concatv2di_rex): Renamed to ...
11421 (*vec_concatv2di_rex64): This.
11422 (*vec_concatv2si_sse4_1): New.
11423 (*vec_concatv2di_rex64_sse4_1): Likewise.
11425 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
11427 PR rtl-optimization/36111
11428 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
11429 that was created for swappable operands.
11431 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
11434 * Makefile.in: Substitute GNATMAKE and GNATBIND.
11435 * configure.ac: Add call to ACX_PROG_GNAT.
11437 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
11439 * optc-gen.awk: Fix comment typo.
11441 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11443 * pretty-print.c (pp_integer_with_precision): Use
11444 HOST_LONG_LONG_FORMAT.
11446 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
11448 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
11450 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
11452 * config/i386/i386.c (bdesc_ptest): Removed.
11453 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
11454 (bdesc_args): Add __builtin_ia32_ptestz128,
11455 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
11456 (ix86_init_mmx_sse_builtins): Updated.
11457 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
11458 (ix86_expand_builtin): Updated.
11460 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
11462 * tree-cfg.c (valid_fixed_convert_types_p): New function.
11463 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
11465 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
11467 * value-prof.c (interesting_stringop_to_profile): Do not
11468 return early for BUILT_IN_MEMPCPY.
11470 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
11472 * calls.c (expand_call): Don't use callgraph to increase
11473 preferred_stack_boundary.
11475 * cgraph.h (cgraph_rtl_info): Use unsigned on
11476 preferred_incoming_stack_boundary.
11478 * final.c (rest_of_clean_state): Use unsigned on
11479 preferred_stack_boundary.
11481 2008-05-09 Tom Tromey <tromey@redhat.com>
11483 PR preprocessor/22231:
11484 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
11487 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
11489 PR tree-optimization/36129
11490 * tree-ssa-ccp.c: Include value-prof.h.
11491 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
11492 built-in function was folded to a constant.
11493 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
11495 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
11496 Sebastian Pop <sebastian.pop@amd.com>
11498 * tree-scalar-evolution.c: Document instantiate_scev.
11499 (instantiate_parameters_1): Renamed instantiate_scev_1.
11500 Don't use the same loop for instantiation_loop and evolution_loop.
11501 (instantiate_scev): New.
11502 (instantiate_parameters): Moved...
11503 (resolve_mixers): Update call to instantiate_scev_1 to pass the
11504 same loop twice. Maintains the semantics for this function.
11505 * tree-scalar-evolution.h (instantiate_scev): Declare.
11506 (instantiate_parameters): ...here. Now static inline.
11507 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
11508 instead of resolve_mixers.
11510 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11512 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
11514 2008-05-09 Tomas Bily <tbily@suse.cz>
11516 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
11517 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
11518 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11519 * c-common.c (c_common_truthvalue_conversion): Likewise.
11520 * tree-object-size.c (compute_object_offset): Likewise.
11521 * tree-inline.c (estimate_num_insns_1): Likewise.
11522 * varasm.c (const_hash_1, compare_constant, copy_constant)
11523 (compute_reloc_for_constant, output_addressed_constants)
11524 (initializer_constant_valid_p): Likewise.
11525 * c-omp.c (check_omp_for_incr_expr): Likewise.
11526 * gimplify.c (gimplify_expr): Likewise.
11527 * c-typeck.c (c_finish_return): Likewise.
11528 * tree-vectorizer.c (supportable_widening_operation)
11529 (supportable_narrowing_operation): Likewise.
11530 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
11531 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
11532 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11533 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
11534 (descr_info_loc): Likewise.
11535 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11536 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
11537 (fold_unary): Likewise.
11538 * builtins.c (get_pointer_alignment): Likewise.
11539 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
11540 (instantiate_parameters_1): Likewise.
11541 * tree.c (expr_align, stabilize_reference): Likewise.
11542 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
11543 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
11544 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
11545 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11546 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
11547 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
11549 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
11550 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
11551 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
11552 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
11553 (forward_propagate_comparison)
11554 (tree_ssa_forward_propagate_single_use_vars): Likewise.
11555 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
11556 * emit-rtl.c (component_ref_for_mem_expr)
11557 (set_mem_attributes_minus_bitpos): Likewise.
11558 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11559 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
11561 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
11562 (build_function_call, pointer_diff, build_compound_expr)
11563 (c_finish_return): Likewise.
11564 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
11565 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
11567 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
11568 * expr.c (is_aligning_offset): Likewise.
11569 * tree-ssa-alias.c (is_escape_site): Likewise.
11570 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
11571 (check_all_va_list_escapes): Likewise.
11572 * tree-ssa-loop-ivopts.c (determine_base_object)
11573 (determine_common_wider_type): Likewise.
11574 * dojump.c (do_jump): Likewise.
11575 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
11576 * tree-gimple.c (is_gimple_cast): Likewise.
11577 * fold-const.c (decode_field_reference, )
11578 (fold_sign_changed_comparison, fold_unary, fold_comparison)
11579 (fold_binary): Likewise.
11580 * tree-ssa-alias-warnings.c (find_alias_site_helper)
11581 (already_warned_in_frontend_p): Likewise.
11582 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
11583 * tree.c (really_constant_p, get_unwidened): Likewise.
11584 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
11585 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
11586 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
11588 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
11590 (CONVERT_EXPR_P): Define.
11591 (CASE_CONVERT): Define.
11593 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11595 PR middle-end/36117
11596 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
11597 (delete_unmarked_insns): When deleting a call, call
11598 delete_unreachable_blocks.
11599 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
11600 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
11602 2008-05-08 Richard Guenther <rguenther@suse.de>
11604 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
11605 (-ftree-salias): Likewise.
11606 (salias-max-implicit-fields): Remove param documentation.
11607 (salias-max-array-elements): Likewise.
11608 * tree-pass.h (pass_create_structure_vars): Remove.
11609 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
11610 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
11611 * tree-ssa-alias.c (create_structure_vars): Remove.
11612 (gate_structure_vars): Likewise.
11613 (pass_create_structure_vars): Likewise.
11614 (gate_build_alias): Likewise.
11615 (pass_build_alias): Adjust to run always and dump the function.
11616 * common.opt (ftree-salias): Hide.
11617 * passes.c (init_optimization_passes): Remove
11618 pass_create_structure_vars, adjust comment.
11619 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
11620 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
11621 * opts.c (decode_options): Do not set flag_tree_salias.
11622 (common_handle_option): Add OPT_ftree_salias to the backward
11623 compatibility section.
11625 2008-05-08 Richard Guenther <rguenther@suse.de>
11627 * tree-flow-inline.h (var_can_have_subvars): Move ...
11628 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
11629 * tree-flow.h (var_can_have_subvars): Remove.
11630 (push_fields_onto_fieldstack): Remove.
11631 (sort_fieldstack): Likewise.
11632 (struct fieldoff): Move ...
11633 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
11634 alias_set and base_for_components fields.
11635 (sort_fieldstack): Make static.
11636 (push_fields_onto_fieldstack): Likewise. Remove code that
11637 handles anything but RECORD_TYPEs. Remove alias_set and
11638 base_for_components handling.
11639 (create_variable_info_for): Adjust.
11641 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
11643 * common.opt (Wframe-larger-than=): Shorten the help message
11645 * doc/invoke.texi (Wframe-larger-than=): Add more description.
11647 2008-05-08 Rafael Espindola <espindola@google.com>
11649 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
11651 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
11652 trap and that both operands are gimple values.
11653 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
11654 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
11657 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
11659 * read-rtl.c (join_c_conditions): Return the first string if the
11660 two strings are equal.
11662 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
11664 * gensupport.h (pred_data): Add a "num_codes" field.
11665 (add_predicate_code): Declare.
11666 * gensupport.c (add_predicate_code): New function.
11667 (std_pred_table): Add an "allows_const_p" field.
11668 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
11669 Remove the (incomplete) list of such codes from the codes field.
11670 (init_predicate_table): Use add_predicate_code. Add all
11671 RTX_CONST_OBJs if allows_const_p is true.
11672 * genrecog.c (process_define_predicate): Use add_predicate_code.
11674 2008-05-08 David Daney <ddaney@avtrex.com>
11675 Richard Sandiford <rsandifo@nildram.co.uk>
11677 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
11678 special case of constant zero operands.
11679 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
11680 old and new values. Special case constant zero values.
11681 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
11683 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
11684 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
11686 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
11689 * simplify-rtx.c (simplify_plus_minus): Create CONST of
11690 similar RTX_CONST_OBJ before CONST_INT.
11692 2008-05-08 Steve Ellcey <sje@cup.hp.com>
11694 * stmt.c (expand_stack_restore): Change sa mode if needed.
11696 2008-05-08 Richard Guenther <rguenther@suse.de>
11698 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
11699 return type to bool.
11700 (ix86_sol10_return_in_memory): Likewise.
11701 (ix86_i386elf_return_in_memory): Likewise.
11702 (ix86_i386interix_return_in_memory): Likewise.
11703 * config/i386/i386.c (ix86_return_in_memory): Likewise.
11704 (ix86_sol10_return_in_memory): Likewise.
11705 (ix86_i386elf_return_in_memory): Likewise.
11706 (ix86_i386interix_return_in_memory): Likewise.
11708 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
11711 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
11713 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
11714 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
11717 2008-05-08 Richard Guenther <rguenther@suse.de>
11719 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
11720 * tree-data-ref.h (struct dr_alias): Remove subvars field.
11721 (DR_SUBVARS): Remove.
11722 * tree-dfa.c (dump_subvars_for): Remove.
11723 (debug_subvars_for): Likewise.
11724 (dump_variable): Do not dump subvars.
11725 (remove_referenced_var): Do not remove subvars.
11726 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
11727 (lookup_subvars_for_var): Remove.
11728 (get_subvars_for_var): Likewise.
11729 (get_subvars_at): Likewise.
11730 (get_first_overlapping_subvar): Likewise.
11731 (overlap_subvar): Likewise.
11732 * tree-flow.h (subvar_t): Remove.
11733 (struct var_ann_d): Remove subvars field.
11734 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
11735 argument. Remove special handling of SFTs.
11736 (compute_tag_properties): Likewise.
11737 (set_initial_properties): Likewise.
11738 (compute_call_clobbered): Likewise.
11739 (count_mem_refs): Likewise.
11740 (compute_memory_partitions): Likewise.
11741 (compute_flow_insensitive_aliasing): Likewise.
11742 (setup_pointers_and_addressables): Likewise.
11743 (new_type_alias): Likewise.
11744 (struct used_part): Remove.
11745 (used_portions): Likewise.
11746 (struct used_part_map): Likewise.
11747 (used_part_map_eq): Likewise.
11748 (used_part_map_hash): Likewise.
11749 (free_used_part_map): Likewise.
11750 (up_lookup): Likewise.
11751 (up_insert): Likewise.
11752 (get_or_create_used_part_for): Likewise.
11753 (create_sft): Likewise.
11754 (create_overlap_variables_for): Likewise.
11755 (find_used_portions): Likewise.
11756 (create_structure_vars): Likewise.
11757 * tree.def (STRUCT_FIELD_TAG): Remove.
11758 * tree.h (MTAG_P): Adjust.
11759 (struct tree_memory_tag): Remove base_for_components and
11760 unpartitionable flags.
11761 (struct tree_struct_field_tag): Remove.
11762 (SFT_PARENT_VAR): Likewise.
11763 (SFT_OFFSET): Likewise.
11764 (SFT_SIZE): Likewise.
11765 (SFT_NONADDRESSABLE_P): Likewise.
11766 (SFT_ALIAS_SET): Likewise.
11767 (SFT_UNPARTITIONABLE_P): Likewise.
11768 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
11769 (union tree_node): Remove sft field.
11770 * alias.c (get_alias_set): Remove special handling of SFTs.
11771 * print-tree.c (print_node): Remove handling of SFTs.
11772 * tree-dump.c (dequeue_and_dump): Likewise.
11773 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
11774 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
11775 * tree-predcom.c (set_alias_info): Do not set subvars.
11776 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
11777 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
11778 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
11779 (add_vars_for_offset): Remove.
11780 (add_virtual_operand): Remove special handling of SFTs.
11781 (add_call_clobber_ops): Likewise.
11782 (add_call_read_ops): Likewise.
11783 (get_asm_expr_operands): Likewise.
11784 (get_modify_stmt_operands): Likewise.
11785 (get_expr_operands): Likewise.
11786 (add_to_addressable_set): Likewise.
11787 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
11788 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11789 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
11790 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
11791 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
11792 (tree_node_structure): Likewise.
11793 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
11795 (find_what_p_points_to): Likewise.
11797 2008-05-08 Sa Liu <saliu@de.ibm.com>
11799 * config/spu/spu.md: Fixed subti3 pattern.
11801 2008-05-08 Richard Guenther <rguenther@suse.de>
11803 PR middle-end/36154
11804 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
11805 sure to create a representative for trailing arrays for PTA.
11807 2008-05-08 Richard Guenther <rguenther@suse.de>
11809 PR middle-end/36172
11810 * fold-const.c (operand_equal_p): Two objects which types
11811 differ in pointerness are not equal.
11813 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
11815 * calls.c (compute_argument_block_size): Add argument tree fndecl.
11816 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
11817 (emit_library_call_value_1): Add new variable fndecl initialized by
11818 NULL_TREE. It should be the decl type of orgfun, but this information
11819 seems not to be available here, so it uses the default calling abi.
11820 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
11821 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
11822 by TARGET_RETURN_IN_MEMORY.
11823 * config/i386/i386-interix.h: Likewise.
11824 * config/i386/i386.h: Likewise.
11825 * config/i386/i386elf.h: Likewise.
11826 * config/i386/ptx4-i.h: Likewise.
11827 * config/i386/sol2-10.h: Likewise.
11828 * config/i386/sysv4.h: Likewise.
11829 * config/i386/vx-common.h: Likewise.
11830 * config/cris/cris.h: Removed #if 0 clause.
11831 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
11832 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
11834 (ix86_sol10_return_in_memory): Likewise.
11835 (ix86_i386elf_return_in_memory): New.
11836 (ix86_i386interix_return_in_memory): New.
11837 * config/mt/mt-protos.h (mt_return_in_memory): New.
11838 * config/mt/mt.c: Likewise.
11839 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
11840 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
11841 * config/bfin/bfin.h: Likewise.
11842 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
11844 * config/bfin/bfin.c: Likewise.
11845 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
11846 * config/alpha/unicosmk.h: Likewise.
11847 * config/i386/cygming.h: Likewise.
11848 * config/iq2000/iq2000.h: Likewise.
11849 * config/mips/mips.h: Likewise.
11850 * config/mn10300/mn10300.h: Likewise.
11851 * config/rs6000/rs6000.h: Likewise.
11852 * config/score/score.h: Likewise.
11853 * config/spu/spu.h: Likewise.
11854 * config/v850/v850.h: Likewise.
11855 * defaults.h: Likewise.
11856 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
11857 * expr.c (emit_block_move): Adjust use of
11858 OUTGOING_REG_PARM_STACK_SPACE.
11859 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
11860 OUTGOING_REG_PARM_STACK_SPACE.
11861 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
11863 2008-05-08 Jakub Jelinek <jakub@redhat.com>
11865 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
11866 on OMP_RETURN for OMP_FOR.
11869 * dwarf2out.c (dw_expand_expr, common_check): Removed.
11870 (fortran_common): New function.
11871 (gen_variable_die): Call fortran_common instead of common_check,
11872 adjust for it returning tree instead of rtx. Formatting.
11874 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
11878 * see.c (see_copy_insn): Copy new pure const attributes for new call.
11879 * c-decl.c (merge_decls): Ditto.
11880 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
11881 to RTL_CONST_OR_PURE_CALL_P.
11882 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
11883 Initialized DECL_LOOPING_CONST_PURE.
11884 (process_call_operands): Set tree_side_effects properly.
11885 * tree.h (TREE_READONLY_DECL_P): Removed.
11886 (DECL_IS_PURE): Renamed to DECL_PURE_P.
11887 (DECL_LOOPING_OR_CONST_P): New macro.
11888 (struct tree_function_decl): Added looping_const_or_pure_p.
11889 (ECF_*) Renumbered.
11890 (ECF_LOOPING_OR_CONST_P): New macro.
11891 * rtlanal.c (pure_const_p): Removed.
11892 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
11893 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
11894 to RTL_CONST_CALL_P.
11895 * ipa-pure-const.c (pure_const_state_e): Added looping field.
11896 (check_decl, check_tree, check_call, scan_function): Initialize
11898 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
11899 (static_execute): Set looping true for recursive functions.
11900 Undo setting state to IPA_NEITHER for recursive functions.
11901 * cse.c (cse_insn):
11902 * ifcvt.c (noce_can_store_speculate_p): Changed
11903 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
11904 RTL_CONST_OR_PURE_CALL_P.
11905 * dse.c (scan_insn): Ditto.
11906 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
11907 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
11908 RTL_CONST_OR_PURE_CALL_P.
11909 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
11910 pure_call_p to RTL_CONST_CALL_P.
11911 * gimplify.c (gimplify_call_expr): Clear side effects for
11912 non-looping pure and constant calls.
11913 * calls.c (emit_call_1): Set rtl flags from ecf flags.
11914 (flags_from_decl_or_type): Set ecf flags from decl flags.
11915 (initialize_argument_information): Turn off
11916 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
11917 Change const to pure if callee_copies is true rather than just
11919 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
11920 way of marking pure calls.
11921 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
11922 Remove hack that was supposed to fix pr7335 and remove old
11923 way of marking pure calls.
11924 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
11925 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
11926 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
11927 RTL_CONST_OR_PURE_CALL_P.
11928 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
11929 * loop-invariant.c (find_exits, find_invariant_bb): Changed
11930 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
11931 * sched-deps.c (schedule_analyze): Ditto.
11932 * rtl.h (struct rtx_def): Use call field, unchanging field, and
11933 return_val field of calls to represent pure and const function info.
11934 (CONST_OR_PURE_CALL_P): Deleted macro.
11935 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
11936 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
11937 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
11939 * tree-optimize.c (execute_fixup_cfg): Added test for
11940 ECF_LOOPING_CONST_OR_PURE.
11941 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
11943 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
11944 effects for looping pure or const calls.
11945 (verify_gimple_expr): Added verification code.
11946 * config/alpha/alpha.c (alpha_legitimize_address,
11947 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
11949 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
11950 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
11951 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
11952 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
11953 RTL_CONST_OR_PURE_CALL_P.
11954 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
11955 and const calls to be deleted.
11957 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
11960 * config/i386/mmx.md (mmx_subv2sf3): New expander.
11961 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
11962 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
11963 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
11964 to handle nonimmediate operands.
11965 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
11966 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
11967 to handle nonimmediate operands.
11968 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
11969 (mmx_pmulhrwv4hi3): New expander. Use
11970 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11971 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
11972 (sse2_umulv1siv1di3): New expander. Use
11973 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11974 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
11975 (mmx_eq<mode>3): New expander. Use
11976 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11977 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
11978 (mmx_uavgv8qi3): New expander. Use
11979 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11980 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
11981 (mmx_uavgv4hi3): New expander. Use
11982 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11984 * config/i386/sse.md
11985 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
11986 to handle nonimmediate operands.
11987 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
11988 to handle nonimmediate operands.
11989 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
11990 to handle nonimmediate operands.
11991 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
11992 to handle nonimmediate operands.
11993 (sse2_unpckhpd_exp): New expander. Use
11994 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11995 (sse2_unpcklpd_exp): New expander. Use
11996 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11997 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
11998 to handle nonimmediate operands.
11999 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
12000 to handle nonimmediate operands.
12001 (*sse2_<plusminus_insn><mode>3): Rename from
12002 sse2_<plusminus_insn><mode>3 insn pattern.
12003 (sse2_<plusminus_insn><mode>3): New expander. Use
12004 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12005 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
12006 (sse2_umulv2siv2di3): New expander. Use
12007 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12008 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
12009 (sse4_1_mulv2siv2di3): New expander. Use
12010 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12011 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
12012 (sse2_pmaddwd): New expander. Use
12013 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12014 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
12015 (sse2_eq<mode>3): New expander. Use
12016 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12017 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
12018 (sse4_1_eqv2di3): New expander. Use
12019 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12020 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
12021 (sse2_uavgv16qi3): New expander. Use
12022 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12023 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
12024 (sse2_uavgv16qi3): New expander. Use
12025 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12026 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
12027 (sse2_uavgv8hi3): New expander. Use
12028 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12029 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
12030 (ssse3_pmulhrswv8hi3): New expander. Use
12031 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12032 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
12033 (ssse3_pmulhrswv4hi3): New expander. Use
12034 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12036 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
12037 (<sse>_vmmul<mode>3): Ditto.
12038 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
12040 (ssse3_pmaddubsw128): Use register_operand for operand 1.
12041 (ssse3_pmaddubsw): Ditto.
12043 * config/i386/i386.c (struct_builtin_description)
12044 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
12045 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
12046 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
12047 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
12048 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
12049 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
12050 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
12051 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
12052 (ix86_fixup_binary_operands): Assert that src1
12053 and src2 must have the same mode when swapped.
12054 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
12055 and ix86_binary_operator_ok. Do not force operands in registers
12058 2008-05-07 Jan Hubicka <jh@suse.cz>
12060 * cgraph.c (dump_cgraph_node): Update.
12061 * cgraph.h (cgraph_local_info): Break out inline summary.
12062 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
12064 * ipa-inline (inline_summary): New accestor function.
12065 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
12066 cgraph_decide_inlining, compute_inline_parameters): Update.
12067 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
12069 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12071 Cleanup ColdFire scheduling support and add V4 pipeline model.
12073 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
12074 (define_attr cpu): Add cfv4 value.
12075 (define_attr type, define_attr type1): Merge into a single 'type'
12076 attribute. Update all uses.
12077 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
12078 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
12080 (define_attr opx_mem, define_attr opy_mem): Remove.
12081 (define_attr op_mem): Clean up, update comment.
12082 (define_attr size): Use specific values instead of general int.
12083 (define_attr guess, define_attr split): Remove. Update all uses.
12084 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
12085 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
12086 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
12087 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
12088 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
12089 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
12090 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
12091 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
12092 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
12093 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
12094 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
12095 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
12096 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
12097 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
12098 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
12099 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
12100 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
12101 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
12102 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
12103 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
12104 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
12105 Update or set attributes.
12106 (stack_tie): New fake instruction.
12108 * config/m68k/m68k.h (TUNE_CFV4): New macro.
12109 (m68k_sched_attr_size): Update declaration.
12110 (m68k_sched_attr_type2): Remove.
12111 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
12112 Declare new bypass predicates.
12114 * config/m68k/m68k.c (m68k_sched_issue_rate,
12115 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
12117 (TARGET_SCHED_ISSUE_RATE,
12118 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
12119 (override_options): Handle scheduling for ColdFire V4 core.
12120 (m68k_expand_prologue): Emit stack_tie.
12121 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
12122 'OP_TYPE_FPN'. Update all uses.
12123 (sched_guess_p): Remove.
12124 (sched_address_type): Handle symbolic addresses.
12125 (sched_get_operand): New static function.
12126 (sched_operand_type): Merge into sched_attr_op_type.
12127 (sched_attr_op_type): Handle FP registers, handle quick constants,
12129 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
12130 (m68k_sched_attr_size): Update. Move logic to ...
12131 (sched_get_attr_size_int): New static function.
12132 (sched_get_opxy_mem_type): New static function.
12133 (m68k_sched_attr_op_mem): Update.
12134 (m68k_sched_attr_type2): Remove.
12135 (sched_cfv4_bypass_data): New static variable.
12136 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
12137 (m68k_sched_issue_rate): Implement scheduler hook.
12138 (struct _sched_ib: enabled_p): New field.
12139 (m68k_sched_variable_issue): Update. Handle V4.
12140 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
12141 sched_dump_class_func_t, sched_dump_split_class,
12142 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
12143 sched_dump_dfa_class, m68k_sched_dump): Remove.
12144 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
12146 (m68k_sched_init_global): Remove statisctics dumping, introduce
12147 sanity check that all instructions have pipeline reservations. Handle
12149 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
12150 Handle ColdFire V4 core.
12151 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
12152 New static functions.
12153 (m68k_sched_address_bypass_p): New bypass predicate.
12154 (sched_get_indexed_address_scale): New static function.
12155 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
12157 * cf.md: Update comments.
12158 (define_attr type2): Remove. Use 'type' attribute instead.
12160 (cf_ib): Rename to cfv123_ib. Update all uses.
12161 (cf_oep): Rename to cfv123_oep. Update all uses.
12162 (cf_chr): Rename to cfv123_chr. Update all uses.
12163 (cf_mem): Rename to cfv123_mem. Update all uses.
12164 (cf_mac): Move to more appropriate place.
12165 (cfv123_guess): New automaton and cpu_unit.
12166 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
12167 Update uses of 'size' attribute. Handle before reload scheduling.
12168 (cfv123_guess): New dummy reservation for unhandled instructions.
12169 (cfv4_*): Pipeline description of ColdFire V4 core.
12170 (ignore): New reservation to handle 'ignore' type.
12172 2008-05-07 Ian Lance Taylor <iant@google.com>
12174 PR middle-end/36013
12175 * gimplify.c (find_single_pointer_decl_1): Don't look through
12177 (find_single_pointer_decl): Adjust comments.
12179 2008-05-07 Jakub Jelinek <jakub@redhat.com>
12181 PR middle-end/36137
12182 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
12183 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
12185 PR middle-end/36106
12186 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
12187 integral type rather than floating point, then VIEW_CONVERT_EXPR
12188 to the floating point type.
12190 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
12192 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
12193 TFmode op0 to register.
12195 2008-05-07 Alan Modra <amodra@bigpond.net.au>
12197 * c-decl.c (grokdeclarator): Comment typo.
12199 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
12201 * tree-flow.h: Remove prototype for computed_goto_p.
12202 * tree-cfg.c (computed_goto_p): Make static.
12204 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
12207 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
12208 (contains_aligned_value_p): This. Handle _Decimal128.
12209 (ix86_function_arg_boundary): Only align _Decimal128 to its
12210 natural boundary and handle it properly.
12212 2008-05-06 Martin Jambor <mjambor@suse.cz>
12214 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
12215 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
12216 (ipcp_method_set_orig_node): Removed.
12217 (ipcp_cval_get_cvalue_type): Removed.
12218 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
12219 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
12220 (ipcp_cval_set_cvalue_type): Removed.
12221 (ipcp_cval_get_cvalue): Removed.
12222 (ipcp_cval_set_cvalue): Removed.
12223 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
12224 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
12225 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
12226 (ipcp_cval_meet): Renamed to ipa_lattice_meet
12227 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
12228 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
12229 (ipcp_get_ith_lattice): Changed parameters.
12230 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
12231 (ipcp_lattice_from_jfunc): Changed parameters.
12232 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
12233 (ipcp_method_cval_print): Added temporary variable info.
12234 (ipcp_redirect): Removed already unused local variable caller.
12235 (ipcp_redirect): New temporary variable orig_callee_info
12236 (ipcp_redirect): Removed newly unused local variable callee.
12237 (ipcp_redirect): Removed (a bit confusing) local variable type.
12238 (ipcp_insert_stage): Added local variable info.
12239 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
12241 (ipcp_formal_create): Removed.
12242 (ipcp_method_cval_set): Removed.
12243 (ipcp_propagate_stage): Renamed lattice variables.
12244 (ipcp_method_cval_set_cvalue_type): Removed.
12245 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
12246 (ipcp_print_all_lattices): Changed printed strings to refer to
12247 lattices rather than cvals.
12248 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
12249 (ipcp_propagate_const): Changed formal parameters.
12250 (build_const_val): Changed formal parameters.
12251 (ipcp_insert_stage): Removed useless variable cvalue
12252 (build_const_val): Changed formal parameters.
12253 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
12254 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
12255 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
12256 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
12257 (ipcp_print_func_profile_counts): Changed string from "method" to
12259 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
12260 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
12261 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
12262 (ipcp_structures_print): Renamed to ipcp_print_all_structures
12263 (ipcp_profile_print): Renamed to ipcp_print_profile_data
12264 (ipcp_lat_is_const): Changed parameters and made inline.
12265 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
12266 (ipcp_redirect): Renamed to ipcp_need_redirect_p
12267 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
12268 the predicate condition directly
12269 (ipcp_propagate_stage): Added local variable args. Removed local
12270 variable callee. (Both are mere code simplifications.)
12271 (ipcp_method_dont_insert_const): Renamed to
12272 ipcp_node_not_modifiable_p.
12273 (ipcp_node_not_modifiable_p): Made inline.
12274 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
12275 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
12276 (ipcp_print_all_lattices): Removed variable cvalue
12277 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
12280 2008-05-06 Olivier Hainque <hainque@adacore.com>
12282 * tree-sra.c (try_instantiate_multiple_fields): Early return
12283 if field has POINTER_TYPE.
12285 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
12287 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
12288 by using 'q' specifier for instruction.
12289 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
12291 2008-05-06 Anatoly Sokolov <aesok@post.ru>
12293 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
12294 Change mode of zero_extract from QImode to HImode.
12295 (sign bit tests peepholes): (Ditto.).
12297 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
12299 * config/i386/mmx.md: Remove double backslashes from asm templates.
12300 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
12301 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12302 to handle nonimmediate operands.
12303 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
12304 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12305 to handle nonimmediate operands.
12306 (*mmx_<code>v2sf3_finite): New insn pattern.
12307 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
12308 (mmx_<code>v2sf3): New expander. Use
12309 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12310 (mmx_<plusminus_insn><mode>3): New expander. Use
12311 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12312 (*mmx_<plusminus_insn><mode>3): New insn pattern.
12313 (mmx_add<mode>3): Removed.
12314 (mmx_ssadd<mode>3): Ditto.
12315 (mmx_usadd<mode>3): Ditto.
12316 (mmx_sub<mode>3): Ditto.
12317 (mmx_sssub<mode>3): Ditto.
12318 (mmx_ussub<mode>3): Ditto.
12319 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
12320 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
12321 to handle nonimmediate operands.
12322 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
12324 (mmx_smulv4hi3_highpart): New expander. Use
12325 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12326 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
12328 (mmx_umulv4hi3_highpart): New expander. Use
12329 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12330 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
12331 (mmx_<code>v4hi3): New expander. Use
12332 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12333 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
12334 (mmx_<code>v8qi3): New expander. Use
12335 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12336 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
12337 (mmx_<code><mode>3): New expander. Use
12338 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12340 2008-05-05 Jan Hubicka <jh@suse.cz>
12342 PR tree-optimization/36118
12343 * passes.c (pass_init_dump_file): Fix dump header.
12345 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12347 PR middle-end/36141
12348 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
12349 VCE for function decls.
12351 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
12353 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
12355 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
12357 * config/i386/i386.md (sat_plusminus): New.
12358 (plusminus_insn): Likewise.
12359 (plusminus_mnemonic): Likewise.
12361 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
12362 (*<addsub><mode>3_cc_overflow): Renamed to ...
12363 (*<plusminus_insn><mode>3_cc_overflow): This.
12364 (*<addsub>si3_zext_cc_overflow): Renamed to ...
12365 (*<plusminus_insn>si3_zext_cc_overflow): This.
12367 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
12368 (<plusminus_insn><mode>3): This.
12369 (*<addsub><mode>3): Renamed to ...
12370 (*<plusminus_insn><mode>3): This.
12371 (<sse>_vm<addsub><mode>3): Renamed to ...
12372 (<sse>_vm<plusminus_insn><mode>3): This.
12373 (sse3_h<addsub>v4sf3): Renamed to ...
12374 (sse3_h<plusminus_insn>v4sf3): This.
12375 (sse3_h<addsub>v2df3): Renamed to ...
12376 (sse3_h<plusminus_insn>v2df3): This.
12377 (<plusminus_insn><mode>3): New.
12378 (*<plusminus_insn><mode>3): Likewise.
12379 (sse2_<plusminus_insn><mode>3): Likewise.
12380 (add<mode>): Removed.
12381 (*add<mode>3): Likewise.
12382 (sse2_ssadd<mode>3): Likewise.
12383 (sse2_usadd<mode>3): Likewise.
12384 (sub<mode>3): Likewise.
12385 (*sub<mode>3): Likewise.
12386 (sse2_sssub<mode>3): Likewise.
12387 (sse2_ussub<mode>3): Likewise.
12389 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
12391 * gthr-single.h: Add in required interface elements as per gthr.h.
12392 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
12393 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
12394 Generalize UNUSED macro.
12395 (__gthread_once): Add.
12396 (__gthread_key_create): Add.
12397 (__gthread_key_delete): Add.
12398 (__gthread_getspecific): Add.
12399 (__gthread_setspecific): Add.
12401 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
12403 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
12404 the same size types for the indirect reference on the rhs, then
12407 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
12409 * config/i386/i386.md
12410 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
12411 one insn template instead of template series.
12412 (*xordi_1_rex64): Ditto.
12413 (*xordi_2_rex64): Ditto.
12415 2008-05-05 Ira Rosen <irar@il.ibm.com>
12417 PR tree-optimization/36119
12418 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
12421 2008-06-04 Jan Hubicka <jh@suse.cz>
12423 tree-optimization/36100
12424 * tree-pass.h (pass_O0_always_inline): Declare.
12425 * ipa-inline.c (inline_transform): Remove dead code.
12426 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12427 pass_O0_always_inline): New.
12428 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
12430 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
12432 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
12433 mnemonic in this_param move for TARGET_64BIT.
12435 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
12437 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
12438 (*strmovsi_rex_1): Ditto.
12439 (*strsetsi_1): Ditto.
12440 (*strsetsi_rex_1): Ditto.
12442 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
12443 adddicc expanders using SWI mode iterator.
12445 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
12448 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
12451 2008-05-04 David S. Miller <davem@davemloft.net>
12453 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
12454 (sparc*-*-linux*): Use linux.h in tm_file.
12455 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
12456 compiler defaulting to 32-bit.
12457 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
12459 * config/sparc/linux.h: Remove definitions now obtained
12460 properly from linux.h
12461 * config/sparc/linux64.h: Likewise.
12462 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
12463 don't want this setting for 32-bit builds in a biarch compiler.
12464 * doc/install.texi: Add sparc-linux to list of targets
12465 supporting --enable-targets=all.
12467 2008-05-03 Andrew Pinski <pinskia@gmail.com>
12469 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
12471 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
12473 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
12474 after V4SI_FTYPE_V8HI.
12475 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
12476 case V4SI_FTYPE_V2DF.
12478 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
12480 * doc/invoke.texi (max-flow-memory-locations): Removed.
12481 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
12483 2008-05-03 Richard Guenther <rguenther@suse.de>
12485 PR middle-end/34973
12486 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
12488 2008-05-02 David S. Miller <davem@davemloft.net>
12490 * config.gcc (need_64bit_hwint): Document libcpp dependency.
12492 2008-05-02 Simon Baldwin <simonb@google.com>
12495 * c-common.h (warn_array_subscript_range): Removed.
12496 * c-common.c (warn_array_subscript_range): Ditto.
12497 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
12498 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
12500 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
12502 * config/i386/i386.c (ix86_special_builtin_type): New.
12503 (bdesc_special_args): Likewise.
12504 (ix86_expand_special_args_builtin): Likewise.
12505 (ix86_init_mmx_sse_builtins): Updated.
12506 (ix86_expand_builtin): Updated.
12507 (ix86_expand_store_builtin): Removed.
12508 (ix86_expand_unop_builtin): Likewise.
12510 * config/i386/mm3dnow.h (__v2sf): Moved to ...
12511 * config/i386/mmintrin.h (__v2sf): Here.
12513 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
12515 (_mm_loadl_pi): Likewise.
12516 (_mm_storeh_pi): Replace __v2si with __v2sf.
12517 (_mm_storel_pi): Likewise.
12519 * doc/extend.texi: Correct __builtin_ia32_loadhps,
12520 __builtin_ia32_loadlps, __builtin_ia32_storehps,
12521 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
12522 __builtin_ia32_loadlpd.
12524 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
12526 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
12527 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
12528 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
12529 (ix86_init_mmx_sse_builtins): Updated.
12530 (ix86_expand_args_builtin): Likewise.
12531 (ix86_expand_builtin): Likewise.
12532 (ix86_expand_unop1_builtin): Renamed to ...
12533 (ix86_expand_unop_vec_merge_builtin): This.
12535 2008-05-01 Jan Hubicka <jh@suse.cz>
12538 * ipa-inline.c (inline_generate_summary): Make static.
12539 (inline_transform): Do not call inlining at -O0; make static.
12540 * passes.c (execute_todo): Add sanity check.
12541 (execute_one_ipa_transform_pass): Execute proper flags.
12543 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
12545 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
12546 (DECL_NONADDRESSABLE_P): Likewise.
12547 * alias.c (record_component_aliases): Fix comment.
12549 2008-05-01 Simon Baldwin <simonb@google.com>
12551 * c-common.h (warn_array_subscript_range): New function.
12552 * c-common.c (warn_array_subscript_range): Ditto.
12553 * tree-vrp.c (check_array_ref): Corrected code to agree with
12554 comment, ignoring only arrays of size 0 or size 1.
12555 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
12557 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12559 * config/i386/i386.c (ix86_builtin_type): Replace
12560 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
12561 (bdesc_args): Updated.
12562 (ix86_init_mmx_sse_builtins): Likewise.
12563 (ix86_expand_args_builtin): Likewise.
12565 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
12568 * doc/extend.texi: Correct __builtin_ia32_palignr.
12570 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12573 * config/i386/i386.c (bdesc_crc32): Removed.
12574 (ix86_expand_crc32): Likewise.
12575 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
12576 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
12577 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
12578 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
12579 UINT_FTYPE_UINT_UCHAR.
12580 (bdesc_args): Updated. Add crc32 builtins.
12581 (ix86_init_mmx_sse_builtins): Updated.
12582 (ix86_expand_args_builtin): Updated to support subreg.
12584 * doc/extend.texi: Correct __builtin_ia32_crc32di.
12586 2008-05-01 Jan Hubicka <jh@suse.cz>
12588 * tree-pass.h (opt_pass): Add IPA_PASS.
12589 (varpool_node, cgraph_node): Forward declare.
12590 (ipa_opt_pass): Define.
12591 (pass_ipa_inline): Turn into ipa_opt_pass.
12592 (pass_apply_inline): Remove.
12593 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
12594 (apply_inline): Turn into ....
12595 (inline_transform): ... this one.
12596 (inline_generate_summary): New function.
12597 (pass_apply_inline): Remove.
12598 * function.h (ipa_opt_pass): Forward declare structure; typedef;
12600 (struct function): Add ipa_transforms_to_apply.
12601 * passes.c (register_one_dump_file): Work on IPA_PASS.
12602 (init_optimization_passes): Remove pass_inline_parameters and
12604 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
12605 (execute_one_pass) ... here; apply transforms when possible.
12606 (add_ipa_transform_pass, execute_ipa_summary_asses,
12607 execute_one_ipa_transform_pass): New.
12608 (execute_ipa_pass_list): Update for IPA_PASS type.
12610 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12612 * config/i386/i386.c (ix86_builtin_type): Add
12613 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
12614 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
12615 (bdesc_args): Add SSE4a builtins.
12616 (ix86_init_mmx_sse_builtins): Updated.
12617 (ix86_expand_args_builtin): Likewise.
12618 (ix86_expand_builtin): Likewise.
12620 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12622 * config/i386/i386.c (ix86_builtin_type): Add
12623 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
12624 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
12625 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
12626 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
12627 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
12628 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
12629 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
12630 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
12631 and DI_FTYPE_DI_DI_INT.
12632 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
12633 (ix86_init_mmx_sse_builtins): Updated.
12634 (ix86_expand_args_builtin): Likewise.
12635 (ix86_expand_builtin): Likewise.
12636 (ix86_expand_binop_imm_builtin): Removed.
12638 * doc/extend.texi: Correct __builtin_ia32_palignr128.
12640 2008-04-30 Richard Guenther <rguenther@suse.de>
12642 PR tree-optimization/32921
12643 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
12645 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
12647 * config/arm/arm.c (arm_unwind_emit): Use
12648 crtl->all_throwers_are_sibcalls instead of
12649 cfun->all_throwers_are_sibcalls.
12650 (arm_output_fn_unwind): Likewise.
12651 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
12652 instead of cfun->uses_pic_offset_table.
12653 (frv_expand_prologue): Likewise.
12654 (frv_frame_pointer_required): Likewise.
12655 (frv_expand_fdpic_call): Likewise.
12656 (frv_emit_movsi): Likewise.
12657 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
12658 cfun->returns_pcc_struct instead of
12659 current_function_returns_pcc_struct.
12660 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
12661 instead of cfun->calls_eh_return.
12662 (m32c_pushm_popm): Likewise.
12663 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
12664 "extern" declaration.
12666 2008-04-30 Richard Guenther <rguenther@suse.de>
12668 PR tree-optimization/21636
12669 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
12671 (evaluate_stmt): Print the likely value.
12672 (ccp_visit_stmt): Avoid excessive vertical spacing.
12674 2008-04-30 Rafael Espindola <espindola@google.com>
12676 * builtins.c (fold_call_expr): Return realret.
12677 * tree-ssa-threadedge.c
12678 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
12679 __builtin_object_size.
12681 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
12683 * gcc.c (wrapper_string): New variable.
12684 (insert_wrapper): New function.
12685 (execute): New option -wrapper.
12686 * doc/invoke.texi (Overall Options): New driver option -wrapper.
12688 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
12690 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
12691 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
12692 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
12694 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
12695 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
12696 config/rs6000/e500crtres64gprctr.asm,
12697 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
12698 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
12699 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
12700 config/rs6000/e500crtsav64gprctr.asm,
12701 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
12702 config/rs6000/e500crtsavg64gprctr.asm: New files.
12703 * config/rs6000/t-ppccomm: Add build rules for new files.
12704 (LIB2FUNCS_STATIC_EXTRA): Add new files.
12705 * config/rs6000/t-netbsd: Add build rules for new files.
12706 (LIB2FUNCS_STATIC_EXTRA): New variable.
12707 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
12708 (CRTSAVRES_DEFAULT_SPEC): Likewise.
12709 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
12711 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
12713 * config/i386/i386.c (ix86_builtin_type): Add
12714 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
12715 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
12716 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
12717 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
12718 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
12719 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
12720 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
12721 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
12722 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
12723 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
12724 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
12725 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
12726 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
12727 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
12728 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
12729 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
12730 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
12731 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
12732 V1DI_FTYPE_V2SI_V2SI.
12733 (bdesc_2arg): Moved to ...
12734 (bdesc_args): Here.
12735 (ix86_init_mmx_sse_builtins): Updated.
12736 (ix86_expand_args_builtin): Updated. Take a pointer
12737 to const struct builtin_description. Handle comparison
12739 (ix86_expand_sse_compare): Take a new argument for swapping operands.
12740 (ix86_expand_builtin): Updated.
12742 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
12743 (ssse3_pmaddubsw128): This.
12744 (ssse3_pmaddubswv4hi3): Renamed to ...
12745 (ssse3_pmaddubsw): This.
12747 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
12748 (__builtin_ia32_packssdw128): Likewise.
12749 (__builtin_ia32_packuswb128): Likewise.
12750 (__builtin_ia32_pmaddubsw): Likewise.
12751 (__builtin_ia32_pmaddubsw128): Likewise.
12753 2008-04-30 Richard Guenther <rguenther@suse.de>
12755 PR tree-optimization/14847
12756 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
12757 (recognize_bits_test): Use it.
12758 (recognize_single_bit_test): Likewise.
12760 2008-04-30 Martin Jambor <mjambor@suse.cz>
12762 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
12763 instead of setting number of formal parameters to zero.
12764 (ipcp_init_stage): Do not set the number of actual parameters to zero
12766 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
12767 which are called with variable number of arguments.
12768 (ipcp_insert_stage): Explicitely skipping all nodes which are
12769 called with variable number of arguments.
12770 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
12771 number of parameters.
12773 * ipa-prop.h (struct ipa_node_params): Added flag
12774 called_with_var_arguments
12775 (ipa_set_param_count): Added. Changed sole setter to use it.
12776 (ipa_get_param_count): Added. All readers of param_count
12777 converted to use it instead.
12778 (ipa_set_called_with_variable_arg): Added.
12779 (ipa_is_called_with_var_arguments): Added.
12780 (ipa_get_ith_param): Added. All readers of param_decls converted
12782 (ipa_set_cs_argument_count): Added, sole writer to argument_count
12784 (ipa_get_cs_argument_count): Added, all readers of argument_count
12786 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
12789 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
12790 (struct ipcp_lattice): Renamed cval_type to type
12791 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
12793 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
12794 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
12795 (ipcp_insert_stage): Changed the type of variable cvalue to tree
12796 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
12797 (build_const_val): Changed the type of parameter cvalue to tree
12798 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
12799 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
12801 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
12804 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
12805 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
12806 (ipa_add_method): Renamed to ipa_push_func_to_list
12807 (ipa_remove_method): Renamed to ipa_pop_func_from_list
12808 (ipa_callsite_param_count): Removed.
12809 (ipa_callsite_param_count_set): Removed.
12810 (ipa_callsite_param): Removed.
12811 (ipa_callsite_callee): Removed.
12812 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
12813 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
12814 (ipa_method_formal_count): Removed.
12815 (ipa_method_formal_count_set): Removed.
12816 (ipa_method_get_tree): Removed.
12817 (ipa_method_tree_map_create): Removed.
12818 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
12819 (ipa_create_param_decls_array): Creates the array itself
12820 (ipa_create_param_decls_array): Temporary variable info instead of
12821 a few dereferences.
12822 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
12823 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
12824 (get_type): Removed.
12825 (ipa_jf_get_info_type): Removed.
12826 (ipa_node_create): Renamed to ipa_create_node_params
12827 (ipa_free): Renamed to ipa_free_all_node_params
12828 (ipa_nodes_create): Renamed to ipa_create_all_node_params
12829 (ipa_edges_create): Renamed to ipa_create_all_edge_args
12830 (ipa_edges_free): Renamed to ipa_free_all_edge_args
12831 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
12832 (ipa_free_all_node_params): Deallocation to jump_functions moved to
12833 ipa_free_all_edge_args
12834 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
12835 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
12836 (ipa_create_methodlist_node): Removed.
12837 (ipa_methodlist_method): Removed.
12838 (ipa_methodlist_method_set): Removed.
12839 (ipa_methodlist_next_method): Removed.
12840 (ipa_methodlist_next_method_set): Removed.
12841 (ipa_method_is_modified): Removed.
12842 (ipa_method_modify_create): Removed.
12843 (ipa_method_modify_init): Temporary variable info instead of a few
12845 (ipa_detect_param_modifications): Temporary variable info instead of
12846 a few dereferences.
12847 (ipa_compute_jump_functions): Temporary variable info instead of
12848 a few dereferences.
12849 (ipa_method_modify_set): Removed.
12850 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
12851 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
12852 than craph_node as the first parameter.
12853 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
12854 (ipa_method_modify_init): Removed.
12855 (ipa_compute_jump_functions): Added a temp variable instead of
12856 repeatadly dereferencing the cgraph_edge.aux pointer
12857 (ipa_callsite_param_set_type): Removed.
12858 (ipa_compute_jump_functions): i renamed to index and moved to
12860 (ipa_callsite_param_set_info_type_formal): Removed.
12861 (ipa_callsite_param_set_info_type): Removed.
12862 (ipa_callsite_param_map_create): Removed.
12863 (ipa_callsite_tree): Removed.
12864 (ipa_callsite_caller): Removed.
12865 (ipa_pop_func_from_list): return_method removed to return_func
12867 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
12868 prefixed all values with IPA_. Changed all users.
12869 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
12870 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
12871 and FORMAL_IPATYPE IPA_PASS_THROUGH.
12872 (union parameter_info): Renamed to jump_func_value.
12873 (union jump_func_value): Renamed value to constant
12874 (struct ipa_jump_func): Renamed info_type to value
12875 (struct ipa_node): Renamed to ipa_node_params
12876 (struct ipa_node_params): Renamed ipa_arg_num to param_count
12877 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
12878 (struct ipa_node_params): Renamed ipa_mod to modified_flags
12879 (struct ipa_edge): Renamed to ipa_edge_args
12880 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
12881 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
12882 (struct ipa_methodlist): Renamed to ipa_func_list
12883 (struct ipa_func_list): method_p renamed to node, next_method
12885 (ipa_methodlist_p): Removed, switched all users to struct pointer
12886 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
12888 2008-04-30 Alan Modra <amodra@bigpond.net.au>
12890 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
12891 (rs6000_emit_epilogue): Use backchain to restore only when we
12892 have a large frame. Make use of frame pointer to restore if we
12893 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
12895 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
12897 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
12898 Add mode to zero_extract.
12899 (sign bit tests peepholes): (Ditto.).
12901 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
12903 * config/i386/i386.c (ix86_builtins): Replace Prescott New
12904 Instructions in comments with SSE3.
12905 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
12906 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
12907 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
12908 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
12909 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
12910 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
12911 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
12912 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
12913 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
12914 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
12915 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
12916 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
12917 (bdesc_sse_args): Renamed to ...
12918 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
12919 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
12920 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
12921 IX86_BUILTIN_FABSQ.
12922 (bdesc_1arg): Moved to ...
12923 (bdesc_args): Here.
12924 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
12925 Instructions in comments with SSE3.
12926 (ix86_expand_sse_operands_builtin): Renamed to ...
12927 (ix86_expand_args_builtin): This. Updated.
12928 (ix86_expand_unop1_builtin): Update comments.
12929 (ix86_expand_builtin): Updated.
12931 2008-04-29 Richard Guenther <rguenther@suse.de>
12933 PR tree-optimization/36078
12934 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
12935 Update virtual SSA form after cleaning up the CFG.
12937 2008-04-29 Richard Guenther <rguenther@suse.de>
12939 PR middle-end/15255
12940 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
12942 2008-04-29 Richard Guenther <rguenther@suse.de>
12944 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
12945 (compute_may_aliases): Do not call finalize_ref_all_pointers.
12946 (compute_flow_insensitive_aliasing): Do not treat
12947 PTR_IS_REF_ALL pointers special.
12948 (get_smt_for): Likewise.
12949 (may_alias_p): Re-structure.
12950 (is_escape_site): A ref-all pointer conversion is not an escape site.
12951 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
12952 PTR_IS_REF_ALL pointers special.
12953 * tree-ssa-structalias.h (struct alias_info): Remove
12954 ref_all_symbol_mem_tag field.
12955 (PTR_IS_REF_ALL): Remove.
12957 2008-04-29 Richard Guenther <rguenther@suse.de>
12959 PR middle-end/36077
12960 * fold-const.c (extract_muldiv_1): In combining division constants
12961 make sure to never overflow.
12963 2008-04-29 Nick Clifton <nickc@redhat.com>
12965 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
12967 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12970 * optc-gen.awk: Work around HP-UX/IA awk bug.
12972 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
12974 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
12977 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
12980 * config/i386/i386.md
12981 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
12982 Change operand 1 predicate to nonimmediate_operand.
12984 2008-04-28 Jakub Jelinek <jakub@redhat.com>
12987 * dwarf2out.c (struct die_struct): Mark as chain_circular through
12989 * gengtype.c (walk_type, write_func_for_structure): Handle
12991 * doc/gty.texi: Document chain_circular.
12993 2008-04-28 Richard Guenther <rguenther@suse.de>
12995 PR tree-optimization/36066
12996 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
12999 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
13002 * config/i386/i386.md
13003 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
13004 Use match_scratch instead of match_operand for operands 3 and 4.
13006 2008-04-27 Richard Guenther <rguenther@suse.de>
13008 PR tree-optimization/18754
13009 PR tree-optimization/34223
13010 * tree-pass.h (pass_complete_unrolli): Declare.
13011 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
13012 loop size before and after unconditionally of UL_NO_GROWTH in effect.
13013 Rewrite loop into loop closed SSA form if it is not already.
13014 (tree_unroll_loops_completely): Re-structure to iterate over
13015 innermost loops with intermediate CFG cleanups.
13016 Unroll outermost loops only if requested or the code does not grow
13018 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
13019 loops are available.
13020 (tree_vectorize): Instead do so here.
13021 (tree_complete_unroll): Also unroll outermost loops.
13022 (tree_complete_unroll_inner): New function.
13023 (gate_tree_complete_unroll_inner): Likewise.
13024 (pass_complete_unrolli): New pass.
13025 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
13026 uses outside of the loop.
13027 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
13028 form if it is available.
13029 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
13030 * passes.c (init_optimization_passes): Schedule complete inner
13031 loop unrolling pass before the first CCP pass after final inlining.
13033 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
13035 * targhooks.h (default_emutls_var_fields,
13036 default_emutls_var_init): Declare.
13037 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
13038 * target.h (struct gcc_target): Add struct emutls member.
13039 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
13040 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
13041 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
13042 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
13043 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
13044 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
13045 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
13046 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
13047 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
13048 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
13049 emit debug information.
13050 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
13051 * varasm.c: Include targhooks.h.
13052 (emutls_object_section, emutls_tmpl_section): New.
13053 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
13054 (EMUTLS_SEPARATOR): New.
13055 (prefix_name): New.
13056 (get_emutls_object_name): New.
13057 (default_emutls_var_fields): New, broken out of ...
13058 (get_emutls_object_type): ... here. Adjust to use target hooks.
13059 (get_emutls_init_templ_addr): Adjust to use target hooks.
13060 (emutls_decl): Adjust to use target hooks.
13061 (emutls_finish): Likewise.
13062 (default_emutls_var_init): New, broken out of ...
13063 (assemble_variable): ... here. Adjust to use target hooks.
13064 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
13065 SECCAT_EMUTLS_TMPL.
13066 * c-common.c (handle_section_attribute): Prevent overriding
13067 sections for emulated tls with special sections.
13068 * config/i386/i386.c (x86_64_elf_select_section): Add
13069 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
13070 (x86_64_elf_unique_section): Likewise.
13071 * config/vxworks.c: Include tree.h.
13072 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
13073 (vxworks_override_options): Set TLS scheme.
13074 * doc/tm.texi (Emulated TLS): New node.
13076 2008-04-26 Simon Baldwin <simonb@google.com>
13079 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
13080 with propagated string constants.
13082 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
13084 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
13085 constraint for operand 2 when operand 0 is memory operand.
13086 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
13087 operand 0 is memory operand.
13088 (fix_trunc<mode>_i387_with_temp): Ditto.
13089 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
13090 operand 2 when operand 1 is memory operand.
13091 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
13092 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
13093 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
13094 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
13095 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
13096 operands 2,3 and 4 when operand 1 is memory operand.
13097 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
13099 (fistdi2_floor_with_temp): Ditto.
13100 (fist<mode>2_floor_with_temp): Ditto.
13101 (fistdi2_ceil_with_temp): Ditto.
13102 (fist<mode>2_ceil_with_temp): Ditto.
13103 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
13105 2008-04-26 David Daney <ddaney@avtrex.com>
13107 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
13109 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
13110 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13111 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13112 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
13113 (compare_and_swap_12): New insn.
13114 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
13115 * config/mips/mips.c (mips_force_binary): New function.
13116 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
13117 (mips_expand_compare_and_swap_12): New function.
13118 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
13120 2008-04-25 Jan Hubicka <jh@suse.cz>
13123 * cfgexpand.c (pass_expand): Turn into RTL pass.
13124 * passes.c (execute_one_pass): Do pass typechecking after execution.
13125 * tree-pass.h (pass_expand): Turn into RTL pass.
13127 * function.h (struct rtl_data): Move here fields
13128 accesses_prior_frames, calls_eh_return, saves_all_registers,
13129 has_nonlocal_goto, has_asm_statement, is_thunk,
13130 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
13131 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
13132 arg_pointer_save_area_init from struct function; turn into bool.
13133 (struct function): Move
13134 calls_eh_return, saves_all_registers, has_nonlocal_goto,
13135 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
13136 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
13137 tail_call_emit, arg_pointer_save_area_init
13138 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
13139 (current_function_returns_struct, current_function_returns_pcc_struct,
13140 current_function_calls_setjmp, current_function_calls_alloca,
13141 current_function_accesses_prior_frames,
13142 current_function_calls_eh_return, current_function_is_thunk,
13143 current_function_stdarg, current_function_profile,
13144 current_function_limit_stack, current_function_uses_pic_offset_table,
13145 current_function_uses_const_pool, current_function_has_nonlocal_label,
13146 current_function_saves_all_registers,
13147 current_function_has_nonlocal_goto,
13148 current_function_has_asm_statement): Remove accesor macros.
13149 * ra-conflict.c (global_conflicts): Update.
13150 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
13151 (suitable_for_tail_call_opt_p): Update.
13152 * builtins.c (expand_builtin_return_addr): Update.
13153 (expand_builtin_setjmp_setup): Update.
13154 (expand_builtin_nonlocal_goto): Update.
13155 * final.c (final_start_function): Update.
13156 (profile_function): Update.
13157 (leaf_function_p): Update.
13158 (only_leaf_regs_used): Update.
13159 * df-scan.c (df_get_exit_block_use_set): Update.
13160 * dojump.c (clear_pending_stack_adjust): Update.
13161 * tree-stdarg.c (gate_optimize_stdarg): Update.
13162 * gimple-low.c (lower_function_body): Update.
13163 * global.c (compute_regsets): Update.
13164 (global_alloc): Update.
13165 * dwarf2out.c (dwarf2out_begin_prologue): Update.
13166 * expr.c (expand_assignment): Update.
13167 * dse.c (dse_step0): Update.
13168 (dse_step1): Update.
13169 * c-decl.c (store_parm_decls): Update.
13170 * local-alloc.c (combine_regs): Update.
13171 (find_free_reg): Update.
13172 * function.c (assign_parms_augmented_arg_list): Update.
13173 (assign_parm_find_data_types): Update.
13174 (assign_parms): Update.
13175 (allocate_struct_function): Update.
13176 (expand_function_start): Update.
13177 (expand_function_end): Update.
13178 (get_arg_pointer_save_area): Update.
13179 (thread_prologue_and_epilogue_insns): Update.
13180 (rest_of_match_asm_constraints): Update.
13181 * stor-layout.c (variable_size): Update.
13182 * gcse.c (gcse_main): Update.
13183 (bypass_jumps): Update.
13184 * gimplify.c (gimplify_function_tree): Update.
13185 * calls.c (emit_call_1): Update.
13186 (expand_call): Update.
13187 * bt-load.c (compute_defs_uses_and_gen): Update.
13188 * except.c (sjlj_assign_call_site_values): Update.
13189 (sjlj_emit_function_enter): Update.
13190 (can_throw_external): Update.
13191 (set_nothrow_function_flags): Update.
13192 (expand_builtin_unwind_init): Update.
13193 (expand_eh_return): Update.
13194 (convert_to_eh_region_ranges): Update.
13195 (output_function_exception_table): Update.
13196 * emit-rtl.c (gen_tmp_stack_mem): Update.
13197 * cfgexpand.c (expand_used_vars): Update.
13198 (tree_expand_cfg): Update.
13199 * cfgcleanup.c (rest_of_handle_jump): Update.
13200 * explow.c (allocate_dynamic_stack_space): Update.
13201 * varasm.c (assemble_start_function): Update.
13202 (force_const_mem): Update.
13203 (mark_constant_pool): Update.
13204 * tree-optimize.c (tree_rest_of_compilation): Update.
13205 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
13206 * tree-cfg.c (notice_special_calls): Update.
13207 (is_ctrl_altering_stmt): Update.
13208 (tree_can_make_abnormal_goto): Update.
13209 (tree_purge_dead_abnormal_call_edges): Update.
13210 * config/alpha/predicates.md: Update.
13211 * config/alpha/alpha.c (alpha_sa_mask): Update.
13212 (alpha_sa_size): Update.
13213 (alpha_does_function_need_gp): Update.
13214 (alpha_expand_prologue): Update.
13215 (alpha_start_function): Update.
13216 (alpha_output_function_end_prologue): Update.
13217 (alpha_expand_epilogue): Update.
13218 * config/frv/frv.c (frv_stack_info): Update.
13219 (frv_expand_epilogue): Update.
13220 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
13221 (s390_register_info): Update.
13222 (s390_frame_info): Update.
13223 (s390_init_frame_layout): Update.
13224 (s390_can_eliminate): Update.
13225 (save_gprs): Update.
13226 * config/spu/spu.c (spu_split_immediate): Update.
13227 (need_to_save_reg): Update.
13228 (spu_expand_prologue): Update.
13229 (spu_expand_epilogue): Update.
13230 * config/sparc/sparc.md: Update.
13231 * config/sparc/sparc.c (eligible_for_return_delay): Update.
13232 (sparc_tls_got): Update.
13233 (legitimize_pic_address): Update.
13234 (sparc_emit_call_insn): Update.
13235 (sparc_expand_prologue): Update.
13236 (output_return): Update.
13237 (print_operand): Update.
13238 (sparc_function_ok_for_sibcall): Update.
13239 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
13240 * config/m32r/m32r.md: Update.
13241 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
13242 (m32r_compute_frame_size): Update.
13243 (m32r_expand_prologue): Update.
13244 (m32r_expand_epilogue): Update.
13245 (m32r_legitimize_pic_address): Update.
13246 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
13247 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
13248 * config/i386/i386.c (ix86_frame_pointer_required): Update.
13249 (gen_push): Update.
13250 (ix86_save_reg): Update.
13251 (ix86_compute_frame_layout): Update.
13252 (ix86_expand_prologue): Update.
13253 (ix86_expand_epilogue): Update.
13254 * config/sh/sh.c (output_stack_adjust): Update.
13255 (calc_live_regs): Update.
13256 (sh5_schedule_saves): Update.
13257 (sh_expand_prologue): Update.
13258 (sh_expand_epilogue): Update.
13259 (sh_setup_incoming_varargs): Update.
13260 (sh_allocate_initial_value): Update.
13261 (sh_get_pr_initial_val): Update.
13262 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
13263 * config/sh/sh.md (label:): Update.
13264 * config/avr/avr.c (out_movhi_mr_r): Update.
13265 * config/crx/crx.h (enum): Update.
13266 * config/xtensa/xtensa.h (along): Update.
13267 * config/stormy16/stormy16.c Update.
13268 (xstormy16_compute_stack_layout): Update.
13269 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
13270 (fr30_expand_prologue): Update.
13271 * config/cris/cris.c (cris_conditional_register_usage): Update.
13272 (cris_reg_saved_in_regsave_area): Update.
13273 (cris_initial_frame_pointer_offset): Update.
13274 (cris_simple_epilogue): Update.
13275 (cris_expand_prologue): Update.
13276 (cris_expand_epilogue): Update.
13277 (cris_expand_pic_call_address): Update.
13278 (cris_asm_output_symbol_ref): Update.
13279 (cris_asm_output_label_ref): Update.
13280 * config/cris/cris.md Update.
13281 * config/iq2000/iq2000.c (compute_frame_size): Update.
13282 (iq2000_expand_epilogue): Update.
13283 * config/mt/mt.h (save_direction): Update.
13284 * config/mn10300/mn10300.c (mn10300_function_value): Update.
13285 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
13286 (ia64_secondary_reload_class): Update.
13287 * config/m68k/m68k.c (m68k_save_reg): Update.
13288 (m68k_expand_prologue): Update.
13289 (m68k_expand_epilogue): Update.
13290 (legitimize_pic_address): Update.
13291 * config/rs6000/rs6000.c (rs6000_got_register): Update.
13292 (first_reg_to_save): Update.
13293 (first_altivec_reg_to_save): Update.
13294 (compute_vrsave_mask): Update.
13295 (compute_save_world_info): Update.
13296 (rs6000_stack_info): Update.
13297 (spe_func_has_64bit_regs_p): Update.
13298 (rs6000_ra_ever_killed): Update.
13299 (rs6000_emit_eh_reg_restore): Update.
13300 (rs6000_emit_allocate_stack): Update.
13301 (rs6000_emit_prologue): Update.
13302 (rs6000_emit_epilogue): Update.
13303 (rs6000_output_function_epilogue): Update.
13304 (output_profile_hook): Update.
13305 (rs6000_elf_declare_function_name): Update.
13306 * config/rs6000/rs6000.h (rs6000_args): Update.
13307 * config/rs6000/rs6000.md: Update.
13308 * config/mcore/mcore.c (mcore_expand_prolog): Update.
13309 * config/arc/arc.c (arc_output_function_epilogue): Update.
13310 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
13311 * config/darwin.c (machopic_function_base_name): Update.
13312 * config/score/score3.c (score3_compute_frame_size): Update.
13315 (score3_epilogue): Update.
13316 * config/score/score7.c (score7_compute_frame_size): Update.
13317 (score7_prologue): Update.
13318 (score7_epilogue): Update.
13319 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
13320 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
13321 * config/arm/arm.c (use_return_insn): Update.
13322 (require_pic_register): Update.
13323 (arm_load_pic_register): Update.
13324 (arm_compute_save_reg0_reg12_mask): Update.
13325 (arm_compute_save_reg_mask): Update.
13326 (thumb1_compute_save_reg_mask): Update.
13327 (output_return_instruction): Update.
13328 (arm_output_function_prologue): Update.
13329 (arm_output_epilogue): Update.
13330 (arm_get_frame_offsets): Update.
13331 (arm_expand_prologue): Update.
13332 (thumb_pushpop): Update.
13333 (thumb_exit): Update.
13334 (thumb1_expand_prologue): Update.
13335 (thumb1_expand_epilogue): Update.
13336 (arm_unwind_emit): Update.
13337 (arm_output_fn_unwind): Update.
13338 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
13339 * config/arm/arm.md: Update.
13340 * config/pa/pa.md: Update.
13341 * config/pa/pa.c (legitimize_pic_address): Update.
13342 (compute_frame_size): Update.
13343 (hppa_expand_prologue): Update.
13344 (hppa_expand_epilogue): Update.
13345 (borx_reg_operand): Update.
13346 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
13347 (HARD_REGNO_RENAME_OK): Update.
13348 * config/mips/mips.c (mips_global_pointer): Update.
13349 (mips_save_reg_p): Update.
13350 (mips_compute_frame_info): Update.
13351 (mips_frame_pointer_required): Update.
13352 (mips_expand_prologue): Update.
13353 (mips_expand_epilogue): Update.
13354 (mips_can_use_return_insn): Update.
13355 (mips_reorg_process_insns): Update.
13356 * config/v850/v850.c (compute_register_save_size): Update.
13357 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
13358 * config/mmix/mmix.c (along): Update.
13359 (mmix_expand_epilogue): Update.
13360 * config/bfin/bfin.c (legitimize_pic_address): Update.
13361 (must_save_p): Update.
13362 (stack_frame_needed_p): Update.
13363 (add_to_reg): Update.
13364 (bfin_expand_prologue): Update.
13365 * stmt.c (expand_asm_operands): Update.
13366 * reload1.c (reload): Update.
13367 (init_elim_table): Update.
13369 2008-04-25 Bob Wilson <bob.wilson@acm.org>
13371 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
13373 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
13375 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
13376 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
13377 (mov<mode>): Removed.
13378 (*movv4sf_internal): Likewise.
13379 (*movv2df_internal): Likewise.
13381 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
13383 * config.gcc (crx-*-elf): Remove deprecation.
13385 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
13387 * config/i386/cygming-crtend.c (register_frame_ctor): Register
13388 __gcc_deregister_frame with atexit.
13389 (deregister_frame_dtor): Remove.
13391 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
13392 Nathan Sidwell <nathan@codesourcery.com>
13394 * config/rs6000/rs6000.opt (mspe): Remove Var property.
13396 * config/rs6000/rs6000.h (rs6000_spe): Declare.
13397 (rs6000_isel): Likewise.
13398 * config/rs6000/rs6000.c (rs6000_spe): New variable.
13399 (rs6000_isel): New variable.
13400 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
13402 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13405 * c-common.c (handle_vector_size_attribute): Call
13406 lang_hooks.types.reconstruct_complex_type instead of
13407 reconstruct_complex_type.
13408 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
13409 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
13410 * langhooks.h (struct lang_hooks_for_types): Add
13411 reconstruct_complex_type hook.
13412 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
13413 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
13415 2008-04-24 Richard Guenther <rguenther@suse.de>
13417 * c-common.h (check_builtin_function_arguments): Declare.
13418 * c-common.c (validate_nargs): New function.
13419 (check_builtin_function_arguments): Likewise.
13420 * c-typeck.c (build_function_call): Call
13421 check_builtin_function_arguments.
13422 * builtins.c (fold_builtin_classify): Remove error reporting code.
13423 (fold_builtin_unordered_cmp): Likewise.
13424 (fold_builtin_1): Likewise.
13425 (fold_builtin_n): Likewise.
13427 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13429 PR tree-optimization/36008
13430 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
13431 the original op1, rather than delta by step.
13433 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
13434 Sebastian Pop <sebastian.pop@amd.com>
13436 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
13437 eliminate_local_variables_stmt, eliminate_local_variables,
13438 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
13439 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
13440 of code delimited by two edges in the CFG.
13441 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
13442 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
13443 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
13444 the case of parallelisation of reductions.
13445 (expr_invariant_in_region_p): New.
13447 * tree-flow.h (gather_blocks_in_sese_region): Declared.
13448 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
13450 2008-04-24 Ira Rosen <irar@il.ibm.com>
13451 Richard Guenther <rguenther@suse.de>
13453 PR tree-optimization/36034
13454 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
13455 incapable of dealing with loads with gaps.
13457 2008-04-24 Rafael Espindola <espindola@google.com>
13459 * tree-flow.h (vrp_evaluate_conditional): Change signature.
13460 * tree-ssa-propagate.c (fold_predicate_in): Update call to
13461 vrp_evaluate_conditional.
13462 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
13463 (vrp_evaluate_conditional): Split the cond argument.
13464 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
13465 (simplify_stmt_for_jump_threading): Update call to
13466 vrp_evaluate_conditional.
13468 2008-04-24 Ira Rosen <irar@il.ibm.com>
13470 PR tree-optimization/35982
13471 * tree-vect-analyze.c (vect_check_interleaving): Check that the
13472 interleaved data-refs are of the same type.
13474 2008-04-24 Danny Smith <dannysmith@users.net>
13476 * c-format.c (check_format_info_main): Use strncmp rather than a
13477 magic prefix to handle multichar length specs.
13478 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
13479 Don't prefix "I64" and "I32" with '\0'.
13481 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13484 * config/i386/i386.c (init_cumulative_args): Don't pass anything
13485 in registers for -m32 only if stdarg_p (fntype).
13487 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
13489 PR rtl-optimization/36006
13490 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
13491 temp to op0 in order to avoid invalid rtx sharing.
13493 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
13495 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
13496 check TREE_INVARIANT.
13497 * tree-gimple.c (is_gimple_address): New.
13498 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
13499 * tree-gimple.h (is_gimple_address): New.
13500 * tree.h (decl_address_invariant_p): New.
13501 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
13502 (build_string): Likewise.
13503 (decl_address_invariant_p): New, from is_gimple_invariant_address.
13504 (tree_invariant_p_1): Likewise.
13505 (save_expr): Use it.
13506 (tree_invariant_p): New.
13507 (skip_simple_arithmetic): Use it.
13508 (stabilize_reference_1): Use it.
13509 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
13511 (build1_stat): Drop code to compute TREE_INVARIANT.
13512 (build2_stat): Drop code to compute TREE_INVARIANT.
13513 (build3_stat): Drop code to compute TREE_INVARIANT.
13514 (build4_stat): Drop code to compute TREE_INVARIANT.
13515 (build5_stat): Drop code to compute TREE_INVARIANT.
13516 (build7_stat): Drop code to compute TREE_INVARIANT.
13517 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
13518 * tree.h (struct tree_base): Remove invariant_flag.
13519 (TREE_INVARIANT): Remove.
13520 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
13521 (fold_builtin_expect): Check TREE_CONSTANT.
13522 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
13523 * c-tree.h (c_expr_to_decl): Drop third parameter.
13524 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
13525 (build_c_cast): Don't set TREE_INVARIANT.
13526 (pop_init_level): Don't set TREE_INVARIANT.
13527 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
13528 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
13530 (gimplify_init_constructor): Don't set TREE_INVARIANT.
13531 (gimplify_addr_expr): Adjust comment.
13532 * tree-mudflap.c (mf_build_string):
13533 * print-tree.c (print_node): Don't print TREE_INVARIANT.
13534 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
13535 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
13536 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
13537 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
13538 * langhooks.h (struct lang_hooks): Drop third parameter from
13541 2008-04-23 Richard Guenther <rguenther@suse.de>
13543 PR tree-optimization/27799
13544 PR tree-optimization/32921
13545 PR tree-optimization/32624
13546 * tree-ssa-structalias.c (merge_smts_into): Only merge the
13547 SMTs aliases and the tag itself into the solution.
13548 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
13549 merge the points-to solution back into the SMT aliases.
13550 (may_alias_p): Use alias_set_subset_of instead of
13551 aliases_conflict_p. A pointer which points to
13552 memory with alias set zero may access any variable.
13554 2008-04-23 Richard Guenther <rguenther@suse.de>
13556 * alias.c (alias_set_subset_of): Correctly handle asking
13557 if zero is a subset of an alias set with zero child.
13558 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
13559 (compute_flow_insensitive_aliasing): Correctly walk all
13560 pointers. Do not unnecessarily union sets.
13562 2008-04-23 Richard Guenther <rguenther@suse.de>
13564 PR middle-end/36021
13565 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
13567 2008-04-22 Tomas Bily <tbily@suse.cz>
13569 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
13571 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
13573 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13574 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13575 * tree-inline.c (estimate_num_insns_1): Likewise.
13576 * varasm.c (const_hash_1, compare_constant, copy_constant)
13577 (compute_reloc_for_constant, output_addressed_constants): Likewise.
13578 * emit-rtl.c (component_ref_for_mem_expr)
13579 (set_mem_attributes_minus_bitpos): Likewise.
13580 * expr.c (highest_pow2_factor, expand_expr_real_1, )
13581 (is_aligning_offset): Likewise.
13582 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
13583 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13584 * dojump.c (do_jump): Likewise.
13585 * builtins.c (get_pointer_alignment, get_memory_rtx)
13586 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
13587 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
13589 2008-04-23 Jakub Jelinek <jakub@redhat.com>
13591 PR rtl-optimization/36017
13592 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
13593 expanding the library call.
13595 2008-04-22 Ian Lance Taylor <iant@google.com>
13597 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
13598 than size_in_bytes.
13600 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
13602 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
13603 of LR/CTR moves for Power6.
13605 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
13607 PR middle-end/36003
13608 * passes.c (init_optimization_passes): Remove
13609 pass_fast_rtl_byte_dce.
13611 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
13614 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
13615 builtin functions to generate faster code.
13616 (_mm_cvtpu16_ps): Ditto.
13617 (_mm_cvtpi32x2_ps): Ditto.
13619 2008-04-22 Nick Clifton <nickc@redhat.com>
13621 * common.opt (ftree-loop-distribution): Add Optimization
13624 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
13625 (frv_expand_builtin_va_start): Likewise.
13627 * config/arm/arm.c (thumb_find_work_register): Fix location of
13628 argument register count.
13630 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13632 Support scheduling for ColdFire V1 and V3 microarchitecture.
13633 Improve scheduling of multiplication instructions.
13635 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
13636 (mac): New instruction attribute.
13637 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
13638 (m68k_sched_mac): New variable.
13639 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
13640 Handle cfv1 and cfv3.
13641 (max_insn_size): New static variable.
13642 (struct _sched_ib): New type.
13643 (sched_ib): New static variable.
13644 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
13645 to fields of 'struct _sched_ib sched_ib'. Update all uses.
13646 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
13648 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
13649 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
13650 new variables. Update.
13651 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13652 Add modeling of cfv3 instruction buffer. Update.
13653 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
13654 * config/m68k/m68k.h (TUNE_CFV3): New macro.
13655 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
13656 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
13657 a particular reservation applies to.
13658 (type2): Reorganize attribute values. Rename alu to alu_reg,
13659 alu_l to alu, move_l to omove. Join move to alu. Split mul
13660 to mul_l and mul_w.
13661 (cf_ib_*): Simplify description of instruction buffer.
13662 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
13663 (cf_mem): Split into cf_mem1 and cf_mem2.
13664 (cf_v2_move_??): Rename to cfv12_alu_??.
13665 (cf_v2_move_l_??): Rename to cfv12_omove_??.
13666 (cf_v2_mul_??): Remove reservations.
13667 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
13668 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
13669 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
13671 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
13672 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
13673 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
13674 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
13675 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
13676 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
13677 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
13678 expansions of the above reservations for instructions of sizes
13681 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13683 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
13685 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
13687 * coverage.c: Include tree-pass.h.
13688 (coverage_counter_alloc): Print da_file_name to the dump file.
13690 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
13692 * sbitmap.c (sbitmap_range_empty_p): New function.
13693 * sbitmap.h (sbitmap_range_empty_p): New function.
13694 * bitmap.h: Now includes obstack.h.
13696 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
13697 Kenneth Zadeck <zadeck@naturalbridge.com>
13699 * dbgcnt.def (ra_byte_scan): Added.
13700 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
13701 when the last hit happens for a counter.
13702 * timevar.def (TV_DF_BYTE_LR): New variable.
13703 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
13704 * passes.c (pass_fast_rtl_byte_dce): New pass.
13705 * fwprop.c (update_df): Added mode to call df_ref_create.
13706 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
13707 DF_REF_EXTRACT_OFFSET.
13708 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
13709 DF_BYTE_LR_OUT, df_byte_lr): New macro.
13711 (df_ref_extract): Added mode field.
13712 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
13713 DF_REF_EXTRACT_OFFSET.
13714 (DF_REF_EXTRACT_MODE): New macro.
13715 (df_byte_lr_bb_info): New structure.
13716 (df_print_byte_regset, df_compute_accessed_bytes,
13717 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
13718 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
13719 df_byte_lr_simulate_uses,
13720 df_byte_lr_simulate_artificial_refs_at_top,
13721 df_byte_lr_simulate_artificial_refs_at_end,
13722 df_compute_accessed_bytes): New function.
13723 (df_ref_create): Add parameter.
13724 (df_byte_lr_get_bb_info): New inline function.
13725 * df-scan.c (df_ref_record, df_uses_record,
13726 df_ref_create_structure): Added mode parameter.
13727 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
13728 df_defs_record, df_uses_record, df_get_conditional_uses,
13729 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
13730 df_entry_block_defs_collect, df_exit_block_uses_collect):
13731 Added mode parameter to calls to df_ref_record, df_uses_record,
13732 df_ref_create_structure.
13733 (df_ref_equal_p, df_ref_compare): Added test for modes.
13734 (df_ref_create_structure): Added code to set mode. Renamed
13735 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
13736 DF_REF_EXTRACT_OFFSET.
13737 * df-core.c (df_print_byte_regset): New function.
13738 * df-byte-scan.c: New file.
13739 * df-problems.c (df_rd_transfer_function): Removed unnecessary
13740 calls to BITMAP_FREE.
13741 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
13742 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
13743 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
13744 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
13745 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
13746 df_byte_lr_local_compute, df_byte_lr_init,
13747 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
13748 df_byte_lr_transfer_function, df_byte_lr_free,
13749 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
13750 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
13751 df_byte_lr_simulate_uses,
13752 df_byte_lr_simulate_artificial_refs_at_top,
13753 df_byte_lr_simulate_artificial_refs_at_end): New function.
13754 * dce.c (byte_dce_process_block): New function.
13755 (dce_process_block): au is now passed in rather than computed
13756 locally. Changed loops that look at artificial defs to not look
13757 for conditional or partial ones, because there never are any.
13758 (fast_dce): Now is able to drive byte_dce_process_block or
13759 dce_process_block depending on the kind of dce being done.
13760 (rest_of_handle_fast_dce): Add parameter to fast_dce.
13761 (rest_of_handle_fast_byte_dce): New function.
13762 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
13763 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
13765 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
13768 * gcc.h: Added fortran options that take arguments to
13769 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
13772 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
13774 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
13775 scalarization if on the LHS and not a full access.
13777 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13779 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
13781 2008-04-18 Rafael Espindola <espindola@google.com>
13783 * tree-vrp.c (find_case_label_index): Fix the binary search.
13784 (find_case_label_range): New.
13785 (vrp_visit_switch_stmt): Use find_case_label_range.
13786 (simplify_switch_using_ranges): Use find_case_label_range.
13788 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
13790 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
13791 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
13793 2008-04-18 Tom Tromey <tromey@redhat.com>
13796 * doc/cpp.texi (Implementation-defined behavior): Mention
13799 2008-04-18 Ian Lance Taylor <iant@google.com>
13801 * fold-const.c (pointer_may_wrap_p): New static function.
13802 (fold_comparison): Add another test for pointer overflow. Use
13803 pointer_may_wrap_p to disable some false positives.
13805 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
13807 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
13808 (fname_as_string): Match updated cpp_interpret_string prototype.
13809 (fix_string_type): Support char16_t* and char32_t*.
13810 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
13811 derivative) nodes. Register as builtin if C++0x.
13812 (c_parse_error): Support CPP_CHAR{16,32}.
13813 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
13814 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
13815 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
13816 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
13817 CTI_CHAR32_ARRAY_TYPE>: New elements.
13818 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
13819 char32_type_node, signed_char32_type_node, char16_array_type_node,
13820 char32_array_type_node): New defines.
13821 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
13822 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
13823 (lex_string): Support CPP_STRING{16,32}, match updated
13824 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
13825 (lex_charconst): Support CPP_CHAR{16,32}.
13826 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
13827 and CPP_STRING{16,32}.
13829 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
13832 * aclocal.m4: Regenerate.
13833 * configure: Regenerate.
13835 2008-04-18 Jan Hubicka <jh@suse.cz>
13837 * except.c (dw2_size_of_call_site_table,
13838 sjlj_size_of_call_site_table): Use vector API for call_site_record.
13840 * cgraphbuild.c (build_cgraph_edges): Update.
13841 * tree-pass.h: Update comment.
13842 * final.c (leaf_function_p): Update.
13843 (leaf_renumber_regs): Update.
13844 (rest_of_clean_state): Update.
13845 * omp-low.c (expand_omp_parallel): Update.
13846 * ipa-reference.c (analyze_function): Update.
13847 * reorg.c (find_end_label): Update.
13848 (optimize_skip): Update.
13849 (fill_simple_delay_slots): Update.
13850 (fill_simple_delay_slots): Update.
13851 (make_return_insns): Update.
13852 (dbr_schedule): Update.
13853 * gimple-low.c (record_vars_into): Update.
13854 * cfgbuild.c (make_edges): Update.
13855 * function.c (assign_stack_local): Update.
13856 (assign_parm_adjust_stack_rtl): Update.
13857 (locate_and_pad_parm): Update.
13858 (allocate_struct_function): Do not initialize stack_alignment_needed
13859 and preferred_stack_boundary here.
13860 (stack_protect_prologue): Update.
13861 (stack_protect_epilogue): Update.
13862 (expand_function_start): Initialize stack_alignment_needed,
13863 preferred_stack_boundary and max_jumptable_ents.
13864 (expand_function_end): Update.
13865 (free_after_compilation): Do not NULLify epilogue_delay_list.
13866 * function.h (struct rtl_data): Add stack_protect_guard,
13867 stack_alignment_needed,
13868 preferred_stack_boundary, epilogue_delay_list.
13869 (struct function): Remove value_histograms, stack_alignment_needed,
13870 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
13872 unexpanded_var_list, stack_protect_guard.
13873 (current_function_epilogue_delay_list): Remove.
13874 * ipa-type-escape.c (analyze_function): Update.
13875 * gimplify.c (pop_gimplify_context): Update comment.
13876 * calls.c (expand_call): Update.
13877 (emit_library_call_value_1): Update.
13878 * except.c (set_nothrow_function_flags): Update.
13879 * cfgexpand.c (get_decl_align_unit): Update.
13880 (create_stack_guard): Update.
13881 (estimated_stack_frame_size): Update.
13882 (expand_used_vars): Update.
13883 (tree_expand_cfg): Free histogram earliers, init expansion variables.
13884 * explow.c (allocate_dynamic_stack_space): Update.
13885 * tree-ssa-live.c (remove_unused_locals): Update.
13886 * varasm.c (mark_constant_pool): Update.
13887 * tree-inline.c (remap_decls): Update.
13888 (initialize_cfun): Update.
13889 (declare_return_variable): Update.
13890 (inline_forbidden_p): Update.
13891 (expand_call_inline): Update.
13892 (declare_inline_vars): Update.
13893 (tree_function_versioning): Update.
13894 * tree-flow.h (value_histograms): New.
13895 (VALUE_HISTOGRAMS): New macro.
13896 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
13898 * tree-cfg.c (set_bb_for_stmt): Update.
13899 (replace_by_duplicate_decl): Update.
13900 (move_block_to_fn): Update.
13901 (new_label_mapper): Update.
13902 (dump_function_to_file): Update.
13903 * ipa-struct-reorg.c (build_data_structure): Update.
13904 * cfgrtl.c (print_rtl_with_bb): Update.
13905 * reload1.c (reload): Update.
13907 * config/i386/i386.c (setup_incoming_varargs_64,
13908 ix86_compute_frame_layout): Update.
13909 * config/arc/arc.c (arc_output_function_epilogue): Update.
13911 2008-04-18 Marius Strobl <marius@FreeBSD.org>
13913 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
13914 for FreeBSD as well.
13915 * gthr-posix95.h: Likewise.
13917 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
13919 PR rtl-optimization/35838
13920 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
13921 out the byte offset of the first subreg.
13923 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
13925 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
13926 to split_ti instead of three separate calls with single member arrays.
13927 (subti3 splitter): Ditto.
13928 (adddi3 splitter): Ditto with split_di.
13929 (subdi3 splitter): Ditto.
13930 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
13931 two separate calls with single member arrays. Swap match_dup
13932 operands 1 and 2 to better fit into the array.
13933 (negdi2 splitter): Ditto with split_di.
13934 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
13935 two separate calls with single member arrays. Swap match_dup operands
13936 6 and 7 to better fit into the array.
13938 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
13940 * config/i386/i386.c (sse_builtin_type): New.
13941 (bdesc_sse_args): Likewise.
13942 (bdesc_sse_3arg): Removed.
13943 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
13944 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
13945 IX86_BUILTIN_ROUNDPS.
13946 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
13947 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
13948 IX86_BUILTIN_ROUNDPS.
13949 (ix86_expand_sse_4_operands_builtin): Removed.
13950 (ix86_expand_sse_operands_builtin): New.
13951 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
13952 and CODE_FOR_sse4_1_roundps.
13953 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
13954 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
13956 2008-04-17 Alan Modra <amodra@bigpond.net.au>
13959 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
13960 regs before frame pop when needed. If use_backchain_to_restore_sp
13961 then load backchain into a temp reg to restore vr and vrsave. Add
13962 code to restore vr after frame pop if possible.
13964 2008-04-17 Richard Guenther <rguenther@suse.de>
13966 * tree-vn.c (expressions_equal_p): Do not check type
13967 equality or compatibility before calling operand_equal_p.
13968 * fold-const.c (operand_equal_p): Check equivalence of
13969 integer constants before bailing out due to signedness or
13970 precision differences.
13971 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
13972 spurious differences in type qualification. Ignore types
13973 for COMPONENT_REFs at all.
13975 2008-04-17 Christian Bruel <christian.bruel@st.com>
13977 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
13978 msw_skip comparison.
13980 2008-04-16 Jakub Jelinek <jakub@redhat.com>
13983 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
13986 PR tree-optimization/35899
13987 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
13988 rather than TREE_OPERAND.
13990 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
13993 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
13994 temporary registers. Change operand predicate to general_operand.
13995 (remainderxf3): Ditto.
13997 2008-04-16 Richard Guenther <rguenther@suse.de>
13999 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
14000 * tree-affine.c (aff_combination_expand): Look through some
14003 2008-04-15 Doug Kwan <dougkwan@google.com>
14005 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
14007 * tree-pretty-print.c (dump_generic_node): Ditto.
14008 * final.c (output_addr_const): Ditto.
14009 * dwarf2out.c (output_cfi): Ditto.
14010 * c-pretty-print.c (pp_c_integer_constant): Ditto.
14011 * print-rtl.c (print_rtx): Ditto.
14012 * print-tree.c (print_node_brief, print_node): Ditto.
14013 * c-common.c (match_case_to_enum_1): Ditto.
14014 * sched-vis.c (print_value): Ditto.
14015 * config/i386/i386.c (print_operand): Cast to long unsigned int
14018 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
14019 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
14020 MS Windows VirtualProtect function.
14022 2008-04-15 Jan Hubicka <jh@suse.cz>
14024 * gengtype.c (write_root): Param_is argument is OK.
14025 * expr.c (expand_expr_real_1): Update call of get_exception_*.
14026 * function.h: Include varray.h
14027 (rtl_eh): New stucture based on except.c one.
14028 (call_site_record): New forward declaration and vector type.
14029 * calls.c (emit_call_1): Do not call
14030 note_current_region_may_contain_throw.
14031 * except.c (eh_status): Remove cur_region, try_region since they are
14033 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
14034 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
14035 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
14036 Remove call_site_data_used, call_site_data_size.
14037 Turn call_site_record into vector in function.h.
14038 (note_current_region_may_contain_throw): Remove.
14039 (get_exception_pointer, get_exception_filter): Do not take struct
14040 function argument; update.
14041 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
14042 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
14043 build_post_landing_pads, dw2_build_landing_pads,
14044 sjlj_assign_call_site_values, sjlj_mark_call_sites,
14045 sjlj_emit_function_enter, sjlj_emit_function_enter,
14046 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
14047 sjlj_build_landing_pads, finish_eh_generation,
14048 remove_exception_handler_label, remove_eh_handler,
14049 maybe_remove_eh_handler, add_reachable_handler,
14050 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
14051 add_action_record, collect_one_action_chain, add_call_site,
14052 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
14053 sjlj_output_call_site_table, output_function_exception_table,
14054 * except.h (note_current_region_may_contain_throw): Remove
14055 (get_exception_pointer, get_exception_filter): Do not take struct
14057 * Makefile.in (GTFILES): Put varargs before struct function.
14059 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
14061 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
14062 punt for STRING_CST.
14063 (get_constraint_for): Deal with STRING_CST here instead.
14065 2008-04-15 Richard Guenther <rguenther@suse.de>
14067 * tree-ssa-propagate.c (substitute_and_fold): Substitute
14068 statements in a basic-block with a backward walk. Do not
14069 substitute into dead statements but instead remove those.
14071 2008-04-15 Richard Guenther <rguenther@suse.de>
14073 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
14074 to zero, thus disable creation of SFTs.
14076 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
14078 * tree-predcom.c (suitable_reference_p): Return false if the
14079 reference can throw.
14081 2008-04-15 Jakub Jelinek <jakub@redhat.com>
14084 * c-decl.c (finish_decl): If extern or static var has variable
14085 size, set TREE_TYPE (decl) to error_mark_node.
14087 2008-04-15 Rafael Espindola <espindola@google.com>
14089 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
14092 2008-04-15 Richard Guenther <rguenther@suse.de>
14094 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
14095 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
14096 (visit_reference_op_load): Do walk vuse-vdef chains on
14097 vn_reference_lookup.
14098 (visit_reference_op_store): But do not here.
14099 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
14100 vn_reference_lookup.
14101 (vn_lookup_with_vuses): But do so here.
14103 2008-04-14 Ian Lance Taylor <iant@google.com>
14105 * fold-const.c (fold_overflow_warning): Remove assertion.
14107 2008-04-15 Ben Elliston <bje@au.ibm.com>
14109 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
14110 temp1 local variables.
14112 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
14115 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
14116 ".text.unlikely" section as executable.
14118 2008-04-14 James E. Wilson <wilson@tuliptree.org>
14120 * config/ia64/ia64.c (rtx_needs_barrier): Handle
14121 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
14122 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
14123 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
14124 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
14125 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
14126 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
14128 2008-04-14 Ian Lance Taylor <iant@google.com>
14130 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
14131 * fold-const.c (fold_comparison): If appropriate, test
14132 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
14133 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
14134 reassociating a pointer type.
14135 * doc/invoke.texi (Optimize Options): Document that
14136 -fstrict-overflow applies to pointer wraparound.
14138 2008-04-13 Jan Hubicka <jh@suse.cz>
14140 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
14142 2008-04-12 Andrew Pinski <pinskia@gmail.com>
14144 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
14145 we are going to "save the world".
14147 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
14149 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
14150 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
14151 operand 0 constraint, not "=".
14153 2008-04-11 James E. Wilson <wilson@tuliptree.org>
14155 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
14157 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
14159 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
14160 of size of positions_needed * CHAR_BIT.
14162 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
14164 PR middle-end/35897
14165 * dse.c (store_info): Change positions_needed to unsigned
14167 (lowpart_bitmask): New.
14168 (record_store): Cast to unsigned HOST_WIDE_INT for
14169 positions_needed. Assert width <= size of positions_needed *
14170 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
14171 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
14172 lowpart_bitmask to set mask.
14174 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14176 * config/bfin/constraints.md: New file.
14177 * config/bfin/bfin.md: Include it.
14178 (adddi3): Use satisfies_constraint functions instead of the old macros.
14179 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
14180 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
14181 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
14182 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
14183 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
14184 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
14185 EXTRA_CONSTRAINT): Delete.
14186 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
14187 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
14189 * config/bfin/bfin.c: Include "tm-constrs.h".
14190 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
14191 Use satisfies_constraint functions instead of the old macros.
14192 * doc/md.texi (Blackfin Constraints): Update file name reference.
14194 2008-04-11 Richard Guenther <rguenther@suse.de>
14196 PR tree-optimization/35869
14197 * tree-vrp.c (execute_vrp): Move switch statement update after
14198 jump threading. Schedule another cfg cleanup run.
14200 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
14203 * attribs.c (decl_attributes): Return early on errorneous node.
14205 2008-04-10 Oleg Ryjkov <olegr@google.com>
14207 * tree.h (struct tree_base): Added a new flag default_def_flag.
14208 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
14210 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
14212 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
14214 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14217 * pa.md: Define mode iterator P. Define mode attribute dwc.
14218 (dcacheflush): Update pattern to use iterator P and attribute dwc.
14219 (icacheflush): Likewise.
14220 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
14221 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
14223 2008-04-11 Ben Elliston <bje@au.ibm.com>
14225 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
14227 2008-04-10 Rafael Espindola <espindola@google.com>
14229 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
14230 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
14231 (extract_range_from_expr): The same.
14233 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
14235 * config/mips/mips.md (GPR2): New mode iterator.
14236 (seq): Add comment.
14237 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
14238 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
14239 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
14240 Rewrite these to take two modes, the mode of comparison and the
14241 mode of the destination.
14242 * config/mips/mips.c (mips_expand_scc): Instead of having
14243 paradoxical subreg as destination, expand "narrowing" scc if mode
14244 of comparison is SI and target is requested in DI mode.
14245 (mips_emit_int_order_test): Update comment. Make mode of
14246 comparison match CMP0 rather than TARGET. When creating inverse
14247 target use mode of TARGET.
14249 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
14251 * gcov-dump.c (tag_summary): Only print summaries for the first
14252 GCOV_COUNTERS_SUMMABLE counters.
14254 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
14256 * config/i386/i386.md (absneg): New code iterator.
14257 (absnegprefix): New code attribute.
14258 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
14259 patterns using absneg code iterator.
14260 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
14261 using absneg code iterator.
14262 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
14263 *neg<mode>2 patterns using absneg code iterator.
14264 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
14265 *negextendsfdf2 patterns using absneg code iterator.
14266 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
14267 *negextendsfxf2 patterns using absneg code iterator.
14268 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
14269 *negextendsfdf2 patterns using absneg code iterator.
14270 * config/i386/sse.md (<code><mode>2): Macroize expander from
14271 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
14273 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
14275 * config/s390/s390.h: Remove the remains of the recent search
14276 & replace action of current_function_outgoing_args_size.
14278 2008-04-10 Ira Rosen <irar@il.ibm.com>
14280 PR tree-optimization/35821
14281 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
14282 NEW_STMT_LIST is not NULL.
14284 2008-04-09 David Edelsohn <edelsohn@gnu.org>
14287 * toplev.c (process_options): Remove -ffunction-sections debugging
14290 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
14292 PR middle-end/PR28690
14293 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
14294 than gen_rtx_fmt_ee to perform more canonicalizations.
14296 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14299 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
14301 2008-04-09 Richard Guenther <rguenther@suse.de>
14303 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
14304 (dump_function_to_file): Dump function arguments with types.
14306 2008-04-08 Richard Guenther <rguenther@suse.de>
14308 * fold-const.c (fold_widened_comparison): Do not allow
14309 sign-changes that change the result.
14311 2008-04-08 Janis Johnson <janis187@us.ibm.com>
14314 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
14315 kinds of indirect references.
14317 2008-04-08 David Edelsohn <edelsohn@gnu.org>
14319 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
14320 GNU Fortran language string.
14322 2008-04-08 Rafael Espindola <espindola@google.com>
14324 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
14325 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
14326 * tree.h (tree_call_nonnegative_warnv_p): New.
14328 2008-04-08 Jan Hubicka <jh@suse.cz>
14330 * function.c (free_after_compilation): Clear out regno_reg_rtx
14333 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
14336 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
14338 PR middle-end/PR28690
14339 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
14340 same precedence as REG_POINTER and MEM_POINTER operands.
14342 2008-04-08 Richard Guenther <rguenther@suse.de>
14344 PR middle-end/35834
14345 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
14346 for adding index to base.
14348 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
14350 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
14351 (MINGW_ENABLE_EXECUTE_STACK): New.
14352 (IN_LIBGCC2): For libgcc include windows.h file for
14353 function declarations.
14355 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
14357 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
14358 and tem2 if tem1 is not a REG or MULT.
14360 2008-04-08 Jan Hubicka <jh@suse.cz>
14362 * function.h (incomming_args): Break out of struct function.
14363 (function_subsections): Break out of struct function.
14364 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
14365 return_rtx and hard_reg_initial_vals from struct function.
14366 Kill inl_max_label_num.
14367 (current_function_pops_args, current_function_args_info,
14368 current_function_args_size, current_function_args_size,
14369 current_function_pretend_args_size,
14370 current_function_outgoing_args_size,
14371 current_function_internal_arg_pointer, current_function_return_rtx):
14372 Kill compatibility accestor macros.
14373 * builtins.c (expand_builtin_apply_args_1): Update.
14374 (expand_builtin_next_arg): Update.
14375 * df-scan.c (df_get_call_refs): Update.
14376 * dbxout.c (dbxout_function_end): Update.
14377 * dwarf2out.c (dwarf2out_switch_text_section): Update.
14378 (output_line_info): Update.
14379 (secname_for_decl): Update.
14380 (dwarf2out_var_location): Update.
14381 * function.c (free_after_compilation): Update.
14382 (assign_parm_find_stack_rtl): Update.
14383 (assign_parms): Update.
14384 (expand_dummy_function_end): Update.
14385 (expand_function_end): Update.
14386 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
14387 (expand_call): Update.
14388 (emit_library_call_value_1): Update.
14389 (store_one_arg): Update.
14390 * varasm.c (initialize_cold_section_name): Update.
14391 (unlikely_text_section): Update.
14392 (unlikely_text_section_p): Update.
14393 (assemble_start_function): Update.
14394 (assemble_end_function): Update.
14395 (default_section_type_flags): Update.
14396 (switch_to_section): Update.
14397 * integrate.c (set_decl_abstract_flags): Update.
14398 (get_hard_reg_initial_val): Update.
14399 (has_hard_reg_initial_val): Update.
14400 (allocate_initial_values): Update.
14401 * resource.c (init_resource_info): Update.
14402 * config/alpha/alpha.c (NUM_ARGS): Update.
14403 (direct_return): Update.
14404 (alpha_va_start): Update.
14405 (alpha_sa_size): Update.
14406 (alpha_initial_elimination_offset): Update.
14407 (alpha_expand_prologue): Update.
14408 (alpha_start_function): Update.
14409 (alpha_expand_epilogue): Update.
14410 (unicosmk_initial_elimination_offset):
14411 * config/alpha/alpha.md (call expander): Update.
14412 * config/s390/s390.c (s390_register_info): Update.
14413 (s390_register_info): Update.
14414 (s390_frame_info): Update.
14415 (s390_initial_elimination_offset): Update.
14416 (s390_build_builtin_va_list): Update.
14417 (s390_va_start): Update.
14418 * config/spu/spu.c (direct_return): Update.
14419 (spu_expand_prologue): Update.
14420 (spu_initial_elimination_offset): Update.
14421 (spu_build_builtin_va_list): Update.
14422 (spu_va_start): Update.
14423 * config/sparc/sparc.c (sparc_init_modes): Update.
14424 (sparc_compute_frame_size): Update.
14425 (function_value): Update.
14426 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
14427 * config/i386/i386.md (return expander): Update.
14428 * config/i386/i386.c (ix86_va_start): Update.
14429 (ix86_can_use_return_insn_p): Update.
14430 (ix86_compute_frame_layout): Update.
14431 (ix86_expand_epilogue): Update.
14432 * config/sh/sh.c (output_stack_adjust): Update.
14433 (calc_live_regs): Update.
14434 (sh_expand_prologue): Update.
14435 (sh_builtin_saveregs): Update.
14436 (sh_va_start): Update.
14437 (initial_elimination_offset): Update.
14438 (sh_allocate_initial_value): Update.
14439 (sh_function_ok_for_sibcall): Update.
14440 (sh_get_pr_initial_val): Update.
14441 * config/sh/sh.md (return expander): Update.
14442 * config/avr/avr.c (frame_pointer_required_p): UPdate.
14443 * config/crx/crx.c (crx_compute_frame): UPdate.
14444 (crx_initial_elimination_offset): UPdate.
14445 * config/xtensa/xtensa.c (compute_frame_size): Update
14446 (xtensa_builtin_saveregs): Update.
14447 (xtensa_va_start): Update.
14448 (order_regs_for_local_alloc): Update.
14449 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
14450 (xstormy16_expand_builtin_va_start): Update.
14451 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
14452 * config/m68hc11/m68hc11.md (return expanders): Update.
14453 * config/m68hc11/m68hc11.c (expand_prologue): Update.
14454 (expand_epilogue): Update.
14455 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
14456 (cris_simple_epilogue): Update.
14457 (cris_expand_prologue): Update.
14458 (cris_expand_epilogue): Update.
14459 * config/iq2000/iq2000.c (iq2000_va_start): Update.
14460 (compute_frame_size): Update.
14461 * config/mt/mt.c (mt_compute_frame_size): Update.
14462 * config/mn10300/mn10300.c (expand_prologue): Update.
14463 (expand_epilogue): Update.
14464 (initial_offset): Update.
14465 (mn10300_builtin_saveregs):
14466 * config/mn10300/mn10300.md (return expander): Update.
14467 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14468 (ia64_initial_elimination_offset): Update.
14469 (ia64_initial_elimination_offset): Update.
14470 (ia64_expand_prologue): Update.
14471 * config/m68k/m68k.md (return expander): Update.
14472 * config/rs6000/rs6000.c (rs6000_va_start): Update.
14473 (rs6000_stack_info): Update.
14474 * config/mcore/mcore.c (layout_mcore_frame): Update.
14475 (mcore_expand_prolog): Update.
14476 * config/arc/arc.c (arc_compute_frame_size): Update.
14477 * config/score/score3.c (score3_compute_frame_size): Update.
14478 * config/score/score7.c (score7_compute_frame_size): Update.
14479 * config/arm/arm.c (use_return_insn): Update.
14480 (thumb_find_work_register): Update.
14481 (arm_compute_save_reg_mask): Update.
14482 (arm_output_function_prologue): Update.
14483 (arm_output_epilogue): Update.
14484 (arm_size_return_regs): Update.
14485 (arm_get_frame_offsets): Update.
14486 (arm_expand_prologue): Update.
14487 (thumb_exit): Update.
14488 (thumb_unexpanded_epilogue): Update.
14489 (thumb1_output_function_prologue): Update.
14490 * config/pa/pa.md (return expander): Update.
14491 * config/pa/pa.c (compute_frame_size): Update.
14492 (hppa_builtin_saveregs): Update.
14493 * config/mips/mips.c (mips_va_start): Update.
14494 (mips16_build_function_stub): Update.
14495 (mips_compute_frame_info): Update.
14496 (mips_restore_gp): Update.
14497 (mips_output_function_prologue): Update.
14498 (mips_expand_prologue): Update.
14499 * config/v850/v850.c (compute_frame_size): Update.
14500 (expand_prologue): * config/mmix/mmix.c (along): update.
14501 (mmix_initial_elimination_offset): update.
14502 (mmix_reorg): update.
14503 (mmix_use_simple_return): update.
14504 (mmix_expand_prologue): update.
14505 (mmix_expand_epilogue): Update.
14506 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
14507 (emit_link_insn): Update.
14509 2008-04-08 Anatoly Sokolov <aesok@post.ru>
14511 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
14512 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
14514 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
14517 2008-04-07 Jan Hubicka <jh@suse.cz>
14519 * function.h (rtl): Rename to x_rtl.
14520 (crtl): New define.
14521 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
14522 frame_offset, stack_check_probe_note, arg_pointer_save_area,
14523 used_temp_slots avail_temp_slots, temp_slot_level,
14524 nonlocal_goto_handler_labels): Update accesstors.
14525 (rtl): New global variable.
14526 (struct function): Move some fileds to rtl_data.
14527 (get_arg_pointer_save_area): Update prototype.
14528 * builtins.c (expand_builtin_setjmp_receiver): Update call of
14529 get_arg_pointer_save_area.
14530 * expr.c (init_expr): Update
14531 * function.c (get_frame_size): Update
14532 (assign_stack_local): Update
14533 (expand_function_end): Update.
14534 (get_art_pointer_save_area): Update
14536 * emit-rtl.c (rtl): Declare.
14537 (regno_reg_rtx): Declare.
14538 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
14540 (gen_reg_rtx): Update.
14541 * varasm.c (n_deferred_constatns): Update accestor.
14542 (init_varasm_status): Do not allocate varasm_status.
14543 (force_const_mem, get_pool_size, output_constant_pool): Update.
14544 * stmt.c (force_label_rtx): Do not use x_ prefixes.
14545 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
14546 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
14547 * sparc/sparc.h (INIT_EXPANDERS): Update.
14548 * ia64/ia64.h (INIT_EXPANDERS): Update.
14550 2008-04-07 James E. Wilson <wilson@tuliptree.org>
14552 * reload.c (push_secondary_reload): Add missing break to for loop.
14554 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
14556 PR middle-end/PR28690
14557 * rtlanal.c: Update copyright years.
14558 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
14559 as REG_POINTER and MEM_POINTER operands.
14560 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
14561 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
14562 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
14563 * gcse.c: Update copyright years.
14564 (pre_delete): Call gen_reg_rtx_and_attrs.
14565 (hoist_code): Likewise.
14566 (build_store_vectors): Likewise.
14567 (delete_store): Likewise.
14568 * loop-invariant.c (move_invariant_reg): Likewise.
14569 Update copyright years.
14571 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
14573 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
14574 control string instead of quoted.
14576 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
14578 * doc/rtl.texi: Rewrite of subreg section.
14580 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
14583 * config/i386/i386.c (legitimize_pic_address): Add treating
14584 of dllimport SYM_REF's.
14585 (legitimize_dllimport_symbol): Add prototype.
14587 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
14589 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
14590 reference in constructor with non self-referential type.
14592 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
14594 Removal of Return with Depressed Stack Pointer support
14595 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
14596 (ECF_SP_DEPRESSED): Likewise.
14597 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
14598 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
14599 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
14600 (expand_call): Do not test ECF_SP_DEPRESSED.
14601 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
14602 * function.c (keep_stack_depressed): Delete.
14603 (handle_epilogue_set): Likewise.
14604 (update_epilogue_consts): Likewise.
14605 (emit_equiv_load): Likewise.
14606 (thread_prologue_and_epilogue_insns): Remove support for Return with
14607 Depressed Stack Pointer.
14608 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
14610 2008-04-06 Richard Guenther <rguenther@suse.de>
14612 PR tree-optimization/35400
14613 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
14614 information from SSA_NAMEs.
14616 2008-04-06 Anatoly Sokolov <aesok@post.ru>
14618 * config/avr/avr.h (avr_mega_p): Remove declaration.
14619 (AVR_MEGA): Remove macro.
14620 * config/avr/avr.c (avr_mega_p): Remove variable.
14621 (avr_override_options): Remove inicializion of avr_mega_p.
14622 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
14623 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
14624 (avr_jump_mode): (Ditto.).
14625 (avr_output_progmem_section_asm_op): (Ditto.).
14626 (avr_asm_init_sections): (Ditto.).
14627 (avr_asm_init_sections): (Ditto.).
14628 (avr_rtx_costs): (Ditto.).
14629 * config/avr/avr.md: (Ditto.).
14630 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
14633 2008-04-06 Richard Guenther <rguenther@suse.de>
14635 PR tree-optimization/35842
14636 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
14637 is_gimple_invariant_address.
14639 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14641 * gcc.c (default_compilers): Sync Fortran extensions list with
14642 that in fortran/lang-specs.h.
14643 * doc/invoke.texi: Likewise.
14644 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
14645 * dwarf2out.c (gen_compile_unit_die): Likewise.
14647 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
14649 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
14651 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
14654 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
14655 attribute is used for nested functions.
14657 2008-04-05 Jan Hubicka <jh@suse.cz>
14659 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
14661 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
14663 (dump_files): Update.
14664 (enable_rtl_dump_file): Do not accept letter argument.
14665 * tree-pass.h (dump_file_info): Remove letter argument.
14666 * toplev.c (decode_d_option): Update -da handling.
14667 * toplev.h (enable_rtl_dump_file): Update prototype.
14668 * passes.c (register_one_dump_file): Do not accept IPA argument; work
14669 it out based on pass type.
14670 (register_dump_files_1): Likewise.
14671 (init_optimization_passes): Update register_one_dump_file calls.
14672 (execute_one_pass): Sanity check that IPA passes are called at IPA
14673 level and RTL passes at RTL level.
14674 (execute_pass_list): IPA pass can not be after or subpass of
14676 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
14677 disallov RTL subpasses of IPA subpasses.
14679 2008-04-05 Ben Elliston <bje@au.ibm.com>
14681 * tree-cfg.c (need_fake_edge_p): Return false for calls to
14682 builtins that return exactly once and do not throw. Cache call to
14685 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
14687 PR rtl-optimization/34916
14688 PR middle-end/35519
14689 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
14690 between instruction pairs.
14692 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
14694 * doc/invoke.texi: Document -mbitops for SH.
14695 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
14696 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
14697 * config/sh/sh.c (print_operand): Add %t operand code.
14698 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
14699 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
14700 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
14701 (extendqihi2): Likewise.
14702 (movqi_i): Likewise.
14703 (insv): Use bset, bclr and bst instructions for SH2A if possible.
14704 (extv): Use bld instruction for SH2A if possible.
14706 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
14707 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
14708 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
14709 (bset.b, bclr.b): Define peepholes.
14710 * config/sh/sh.opt (mbitops): New option.
14712 2008-04-04 Janis Johnson <janis187@us.ibm.com>
14715 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
14716 and view convert expression.
14718 2008-04-04 Jakub Jelinek <jakub@redhat.com>
14721 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14723 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
14725 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
14727 * config/i386/cpuid.h (bit_AES): New.
14728 (bit_PCLMUL): Likewise.
14730 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
14731 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
14732 SSE2 if AES or PCLMUL is enabled.
14733 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
14734 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
14735 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
14736 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
14737 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
14738 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
14739 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
14740 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
14741 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
14742 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
14743 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
14744 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
14745 __builtin_ia32_aeskeygenassist128 and
14746 __builtin_ia32_pclmulqdq128.
14747 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
14748 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
14749 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
14751 * config/i386/i386.h (TARGET_AES): New.
14752 (TARGET_PCLMUL): Likewise.
14753 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
14755 * config/i386/i386.md (UNSPEC_AESENC): New.
14756 (UNSPEC_AESENCLAST): Likewise.
14757 (UNSPEC_AESDEC): Likewise.
14758 (UNSPEC_AESDECLAST): Likewise.
14759 (UNSPEC_AESIMC): Likewise.
14760 (UNSPEC_AESKEYGENASSIST): Likewise.
14761 (UNSPEC_PCLMUL): Likewise.
14763 * config/i386/i386.opt (maes): New.
14764 (mpclmul): Likewise.
14766 * config/i386/sse.md (aesenc): New pattern.
14767 (aesenclast): Likewise.
14768 (aesdec): Likewise.
14769 (aesdeclast): Likewise.
14770 (aesimc): Likewise.
14771 (aeskeygenassist): Likewise.
14772 (pclmulqdq): Likewise.
14774 * config/i386/wmmintrin.h: New.
14776 * doc/extend.texi: Document AES and PCLMUL built-in function.
14778 * doc/invoke.texi: Document -maes and -mpclmul.
14780 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
14782 * function.c (free_after_parsing): Replace with
14783 cxx_push_function_context from C++ front-end.
14784 (allocate_struct_function): Don't call langhook.
14785 * langhooks.h (struct lang_hooks_for_functions): Delete.
14786 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
14788 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
14789 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
14790 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
14791 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
14792 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
14793 remove LANG_HOOKS_FUNCTION_INITIALIZER.
14794 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
14796 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
14797 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
14799 2008-04-04 Jakub Jelinek <jakub@redhat.com>
14802 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
14805 2008-04-04 Richard Guenther <rguenther@suse.de>
14807 PR middle-end/35823
14808 * fold-const.c (optimize_minmax_comparison): Use the correct
14809 type for the constant in the simplified comparison.
14811 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
14813 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
14814 Pass L2 size as "--param l2-cache-size" to the compiler.
14815 (decode_l2_cache): New function to decode L2 cache parameters using
14816 0x8000006 extended cpuid function.
14817 (detect_caches_amd): Determine parameters of L2 cache using
14818 decode_l2_caches function.
14819 (decode_caches_intel): Decode L2 cache parameters.
14820 (detect_caches_intel): Determine L2 cache parameters using
14821 decode_caches_intel and decode_l2_caches functions.
14823 2008-04-03 Bob Wilson <bob.wilson@acm.org>
14825 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
14826 secondary input reload for subword loads from the constant pool.
14828 2008-04-03 Janis Johnson <janis187@us.ibm.com>
14831 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
14832 constants of the appropriate size for runtime calculations.
14835 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
14836 decimal-float literal constant zero.
14838 2008-04-03 Jakub Jelinek <jakub@redhat.com>
14841 * c-parser.c (c_parser_omp_atomic): Call
14842 default_function_array_conversion on the RHS.
14844 PR middle-end/35818
14845 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
14846 call is_variable_sized if decl has incomplete type.
14848 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
14850 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
14852 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
14854 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
14856 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
14857 (sgt<u>): Merge sgt and sgtu into new expander.
14858 (sgt, sgtu): Remove expanders.
14859 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
14860 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
14861 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
14862 *sgtu_<mode>_mips16 into new pattern.
14863 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
14864 (sge<u>): Merge sge and sgeu into new expander.
14865 (sge, sgeu): Remove expanders.
14866 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
14868 (*sge_<mode>, second *sge_<mode>): Remove patterns.
14869 (slt<u>): Merge slt and sltu into new expander.
14870 (slt, sltu): Remove expanders.
14871 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
14872 (*slt_<mode>, *sltu_<mode>): Remove patterns.
14873 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
14874 *sltu_<mode>_mips16 into new pattern.
14875 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
14876 (sle<u>): Merge sle and sleu into new expander.
14877 (sle, sleu): Remove expanders.
14878 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
14879 (*sle_<mode>, *sleu_<mode>): Remove patterns.
14880 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
14881 *sleu_<mode>_mips16 into new pattern.
14882 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
14884 2008-04-03 Jan Hubicka <jh@suse.cz>
14886 PR tree-optimization/35795
14887 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
14888 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14889 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
14890 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
14891 * score/score3.c (score3_output_mi_thunk): Likewise.
14892 * score/score7.c (score7_output_mi_thunk): Likewise.
14893 * mips/mips.c (mips_output_mi_thunk): Likewise.
14895 2008-04-03 Richard Guenther <rguenther@suse.de>
14897 * tree-vrp.c (extract_range_from_unary_expr): Handle all
14898 conversions. Simplify code.
14900 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
14902 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
14904 2008-04-03 Tom Tromey <tromey@redhat.com>
14905 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14907 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
14908 * config/bfin/t-bfin-linux (generated_files): Add
14909 linux-sysroot-suffix.h.
14910 * doc/install.texi (Prerequisites): Require make 3.80.
14911 * doc/sourcebuild.texi (Front End Directory): Document new
14913 * Makefile.in (generated_files): New variable.
14914 (ALL_HOST_OBJS): New variable.
14915 ($(ALL_HOST_OBJS)): New target.
14917 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
14919 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
14920 (remap_block): Call id->transform_lang_insert_block instead
14922 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
14923 Set id.transform_lang_insert_block to NULL.
14924 (clone_body): Move to cp/optimize.c
14925 * tree-inline.h (struct copy_body_data): Change
14926 transform_lang_insert_block to function pointer.
14927 (copy_generic_body, copy_decl_no_change): Export.
14928 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
14929 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
14930 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
14932 * c-tree.h (insert_block): Kill.
14933 * c-decl.c (insert_block): Kill.
14935 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
14937 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
14938 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
14939 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
14941 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
14942 argument, call {push,pop}_function_context from here.
14943 * c-parser.c: Use c_{push,pop}_function_context.
14945 * function.c (push_function_context_to): Move meat ...
14946 (push_function_context): ... here. Simplify.
14947 * function.c (pop_function_context_from): Move meat ...
14948 (pop_function_context): ... here. Simplify.
14949 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
14951 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
14952 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
14953 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
14954 * tree.h (push_function_context_to, pop_function_context_from): Remove.
14956 2008-04-03 Ben Elliston <bje@au.ibm.com>
14958 * expmed.c (extract_force_align_mem_bit_field): Remove.
14960 2008-04-03 Richard Guenther <rguenther@suse.de>
14962 PR middle-end/35800
14963 * expr.h (try_casesi): Adjust prototype.
14964 * expr.c (try_casesi): Take fallback label as extra parameter.
14965 Use that for gen_casesi if default_label is NULL.
14966 * stmt.c (expand_case): Pass fallback label to try_casesi,
14967 make sure to fill gaps with a fallback label if default_label
14970 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
14973 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
14975 2008-04-03 Ben Elliston <bje@au.ibm.com>
14977 * expmed.c (extract_split_bit_field): Remove if (0) code.
14978 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
14979 (do_ds_constraint): Likewise.
14981 2008-04-02 Joseph Myers <joseph@codesourcery.com>
14983 * doc/cppopts.texi (-dU): Document.
14984 * c-common.h (flag_dump_macros): Update comment.
14985 * c-opts.c (handle_OPT_d): Handle -dU.
14986 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
14987 dump_queued_macros, cb_used_define, cb_used_undef): New.
14988 (init_pp_output): Handle -dU.
14989 (cb_line_change): Call dump_queued_macros.
14990 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
14992 2008-04-02 Anatoly Sokolov <aesok@post.ru>
14994 * config/avr/predicates.md (io_address_operand): New predicate.
14995 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
14996 * config/avr/avr.c (avr_io_address_p): Remove function.
14997 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
14998 'avr_io_address_p' function.
14999 (out_movhi_r_mr): (Ditto.).
15000 (out_movqi_mr_r): (Ditto.).
15001 (out_movhi_mr_r): (Ditto.).
15002 (avr_address_cost): (Ditto.).
15004 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
15006 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
15007 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
15008 in 32bit mode when XMM registers are available to avoid store
15010 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
15011 corresponding post-reload splitters.
15013 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
15015 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
15016 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
15017 __builtin_ia32_roundss.
15018 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
15019 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
15020 __builtin_ia32_roundss.
15021 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
15022 IX86_BUILTIN_SHUFPD here.
15024 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
15026 * config/i386/i386.md (plogic): New.
15027 (plogicprefix): Likewise.
15029 * config/i386/mmx.md (mmx_<code><mode>3): New.
15030 (mmx_and<mode>3): Removed.
15031 (mmx_ior<mode>3): Likewise.
15032 (mmx_xor<mode>3): Likewise.
15034 * config/i386/sse.md (<code><mode>3): New.
15035 (*<code><mode>3): Likewise.
15036 (*<code><mode>3): Likewise.
15037 (<code><mode>3): Likewise.
15038 (*sse_<code><mode>3): Likewise.
15039 (*sse2_<code><mode>3): Likewise.
15040 (<code>tf3): Likewise.
15041 (*<code>tf3): Likewise.
15042 (and<mode>3): Likewise.
15043 (*and<mode>3): Likewise.
15044 (ior<mode>3): Removed.
15045 (*ior<mode>3): Likewise.
15046 (xor<mode>3): Likewise.
15047 (*xor<mode>3): Likewise.
15048 (*and<mode>3): Likewise.
15049 (*ior<mode>3): Likewise.
15050 (*xor<mode>3): Likewise.
15051 (and<mode>3): Likewise.
15052 (*sse_and<mode>3): Likewise.
15053 (*sse2_and<mode>3): Likewise.
15054 (andtf3): Likewise.
15055 (*andtf3): Likewise.
15056 (ior<mode>3): Likewise.
15057 (*sse_ior<mode>3): Likewise.
15058 (*sse2_ior<mode>3): Likewise.
15059 (iortf3): Likewise.
15060 (*iortf3): Likewise.
15061 (xor<mode>3): Likewise.
15062 (*sse_xor<mode>3): Likewise.
15063 (*sse2_xor<mode>3): Likewise.
15064 (xortf3): Likewise.
15065 (*xortf3): Likewise.
15067 2008-04-02 Richard Guenther <rguenther@suse.de>
15069 PR tree-optimization/14495
15070 PR tree-optimization/34793
15071 * tree-vrp.c (struct switch_update): New structure.
15072 (to_remove_edges, to_update_switch_stmts): New VECs.
15073 (simplify_switch_using_ranges): New function. Remove not taken
15074 case labels and edges.
15075 (simplify_stmt_using_ranges): Call it.
15076 (identify_jump_threads): Mark edges we have queued for removal
15077 so we don't thread them.
15078 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
15080 * tree-cfg.c (group_case_labels): Deal with missing default label.
15081 (tree_verify_flow_info): Allow missing default label.
15082 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
15083 (emit_case_nodes): Likewise.
15084 (expand_case): Do not rely on the default label to be present.
15085 * expr.c (try_casesi): Deal with NULL default_label.
15086 (do_tablejump): Likewise.
15088 2008-04-02 Richard Guenther <rguenther@suse.de>
15090 PR tree-optimization/14495
15091 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
15092 SWITCH_EXPR here ...
15093 (vrp_visit_switch_stmt): ... but here (new function).
15094 (find_case_label_index): New helper function.
15095 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
15097 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15099 * fwprop.c: Fix ISO-C99ism.
15101 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15104 * Makefile.in (objdir): Set it here.
15105 * configure.ac: Not here. Find dynamic linker characteristics.
15106 * exec-tool.in: Use them.
15107 * aclocal.m4: Regenerate.
15108 * configure: Regenerate.
15110 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15112 * expr.c (expand_var): Delete it.
15113 * expr.h (expand_var): Delete prototype.
15114 * function.c (expand_function_start): Use expand_decl instead.
15115 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
15118 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
15120 PR rtl-optimization/35542
15121 * fwprop.c (forward_propagate_and_simplify): Replace
15122 loc_reg_mentioned_in_p with reg_mentioned_p.
15124 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15126 PR rtl-optimization/35281
15127 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
15128 (propagate_rtx_1): Handle PR_HANDLE_MEM.
15129 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
15130 (varying_mem_p): Move above propagate_rtx.
15131 (all_uses_available_at): Do not check MEMs.
15133 2008-04-02 Rafael Espindola <espindola@google.com>
15135 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
15136 (register_edge_assert_for_2): Split the cond argument.
15137 (register_edge_assert_for_1): Adjust for the change in
15138 register_edge_assert_for_2.
15139 (register_edge_assert_for): Split the cond argument.
15140 (find_switch_asserts): Adjust for the change in
15141 register_edge_assert_for.
15143 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
15145 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
15146 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
15147 offsets for 64-bit mingw.
15148 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
15149 abi for x86_64-pc-mingw.
15151 2008-04-02 Richard Guenther <rguenther@suse.de>
15153 * tree-vrp.c (extract_range_from_assert): Make sure to not
15154 produce range min/max with TREE_OVERFOW set.
15155 If merging a anti-range and a range keep the anti-range if
15156 the range covers all values of the type.
15157 (register_edge_assert_for_2): Only allow sign-changing
15158 conversions in detecting canonical range checks. Also
15159 register an assert for the unsigned name if useful.
15161 PR tree-optimization/35787
15162 * tree-vrp.c (vrp_val_max): New function.
15163 (vrp_val_min): Likewise.
15164 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
15165 (vrp_val_is_min): Likewise.
15166 (supports_overflow_infinity): Use vrp_val_{min,max}.
15167 (negative_overflow_infinity): Likewise.
15168 (positive_overflow_infinity): Likewise.
15169 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
15170 (is_positive_overflow_infinity): Likewise.
15171 (is_overflow_infinity): Likewise.
15172 (avoid_overflow_infinity): Use vrp_val_{min,max} and
15173 vrp_val_is_{min,max}.
15174 (set_and_canonicalize_value_range): Canonicalize anti-ranges
15175 to ranges if possible. Avoid empty ranges.
15177 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15179 PR middle-end/35705
15180 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
15181 the expression is a function address.
15183 2008-04-01 George Helffrich <george@gcc.gnu.org>
15185 PR fortran/35154, fortran/23057
15186 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
15187 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
15188 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
15189 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
15191 (dbxout_syms): Check for COMMON-based symbol and wrap in
15192 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
15193 in bracket for efficiency.
15195 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
15196 using DW_TAG_common_block + member offset.
15197 (add_pubname_string): New function.
15198 (dw_expand_expr): New function to find block name and offset for
15200 (common_check): New function to check whether symbol in Fortran COMMON.
15201 (gen_variable_die): If COMMON, use DW_TAG_common_block.
15203 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
15206 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
15208 2008-04-02 Ben Elliston <bje@au.ibm.com>
15210 * config/v850/v850.md (casesi): Remove if (0) code.
15211 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
15212 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
15214 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
15216 * config/i386/i386.md (rex64suffix): New mode attribute.
15217 (floathi<mode>2): Disable expander for SSE math.
15218 (*floathi<mode>2_1): New insn insn_and_split pattern.
15219 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
15220 corresponding post-reload splitters.
15221 (*floathi<mode>2_i387): New macroized insn pattern.
15222 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
15223 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
15224 insn_and_split pattern.
15225 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
15226 New macroized instruction patterns and corresponding post-reload
15228 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
15229 and corresponding post-reload splitters.
15230 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
15231 New macroized instruction patterns.
15232 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
15233 macroized instruction patterns and corresponding post-reload splitters.
15234 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
15235 corresponding post-reload splitters.
15236 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
15237 New macroized instruction patterns.
15238 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
15239 corresponding post-reload splitters.
15240 (*floatsi<mode>2_i387): New macroized instruction patterns.
15242 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
15244 * config/i386/i386.md (smaxmin): New.
15245 (umaxmin): Likewise.
15246 (maxminiprefix): Likewise.
15247 (maxminfprefix): Likewise.
15248 (<code><mode>3): Likewise.
15249 (smin<mode>3): Removed.
15250 (smax<mode>3): Likewise.
15252 * config/i386/mmx.md (mmx_<code>v2sf3): New.
15253 (mmx_<code>v4hi3): Likewise.
15254 (mmx_<code>v8qi3): Likewise.
15255 (mmx_smaxv2sf3): Removed.
15256 (mmx_sminv2sf3): Likewise.
15257 (mmx_umaxv8qi3): Likewise.
15258 (mmx_smaxv4hi3): Likewise.
15259 (mmx_uminv8qi3): Likewise.
15260 (mmx_sminv4hi3): Likewise.
15262 * config/i386/sse.md (<addsub><mode>3): New.
15263 (*<addsub><mode>3): Likewise.
15264 (<sse>_vm<addsub><mode>3): Likewise.
15265 (<maxmin><mode>3): Likewise.
15266 (*<maxmin><mode>3_finite): Likewise.
15267 (*<maxmin><mode>3): Likewise.
15268 (<sse>_vm<maxmin><mode>3): Likewise.
15269 (sse3_h<addsub>v4sf3): Likewise.
15270 (sse3_h<addsub>v2df3): Likewise.
15271 (<maxmin>v16qi3): Likewise.
15272 (*<maxmin>v16qi3): Likewise.
15273 (<maxmin>v8hi3): Likewise.
15274 (*<maxmin>v8hi3): Likewise.
15275 (*sse4_1_<maxmin><mode>3): Likewise.
15276 (*sse4_1_<maxmin><mode>3): Likewise.
15277 (add<mode>3): Removed.
15278 (*add<mode>3): Likewise.
15279 (<sse>_vmadd<mode>3): Likewise.
15280 (sub<mode>3): Likewise.
15281 (*sub<mode>3): Likewise.
15282 (<sse>_vmsub<mode>3): Likewise.
15283 (smin<mode>3): Likewise.
15284 (*smin<mode>3_finite): Likewise.
15285 (*smin<mode>3): Likewise.
15286 (<sse>_vmsmin<mode>3): Likewise.
15287 (smax<mode>3): Likewise.
15288 (*smax<mode>3_finite): Likewise.
15289 (*smax<mode>3): Likewise.
15290 (<sse>_vmsmax<mode>3): Likewise.
15291 (sse3_haddv4sf3): Likewise.
15292 (sse3_haddv2df3): Likewise.
15293 (sse3_hsubv4sf3): Likewise.
15294 (sse3_hsubv2df3): Likewise.
15295 (umaxv16qi3): Likewise.
15296 (*umaxv16qi3): Likewise.
15297 (smaxv8hi3): Likewise.
15298 (*smaxv8hi3): Likewise.
15299 (*sse4_1_smax<mode>3): Likewise.
15300 (*sse4_1_umax<mode>3): Likewise.
15301 (uminv16qi3): Likewise.
15302 (*uminv16qi3): Likewise.
15303 (sminv8hi3): Likewise.
15304 (*sminv8hi3): Likewise.
15305 (*sse4_1_smin<mode>3): Likewise.
15306 (*sse4_1_umin<mode>3): Likewise.
15308 2008-04-01 Rafael Espindola <espindola@google.com>
15310 * tree-cfg.c (verify_expr): remove in_phi.
15311 (verify_stmt): Don't call walk_tree with verify_expr. Use
15312 is_gimple_min_invariant instead of is_gimple_val.
15314 2008-04-01 Joseph Myers <joseph@codesourcery.com>
15316 * doc/include/gpl_v3.texi: Update for manpage generation.
15317 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
15319 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
15320 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
15321 gpl_v3.texi instead of gpl.texi.
15324 2008-04-01 Jakub Jelinek <jakub@redhat.com>
15327 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
15329 2008-04-01 Rafael Espindola <espindola@google.com>
15331 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
15332 (extract_code_and_val_from_cond): Use
15333 extract_code_and_val_from_cond_with_ops.
15335 2008-04-01 Jan Hubicka <jh@suse.cz>
15337 * function.c (free_after_compilation): Free epilogue_delay_list.
15338 (prepare_function_start): Assert that previous compilation was freed.
15340 2008-04-01 Jan Hubicka <jh@suse.cz>
15341 Jim Wilson <wilson@tuliptree.org>
15342 Andreas Tobler <andreast@gcc.gnu.org>
15344 PR middle-end/35781
15345 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
15346 rtl.emit instead cfun->emit.
15347 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
15348 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
15350 2008-04-01 Ben Elliston <bje@au.ibm.com>
15352 * doc/c-tree.texi (Function Basics): Fix grammatical error.
15354 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
15356 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
15358 (fprofile-use): Add var flag_profile_use
15359 * coverage.c (coverage_begin_output): Do not open a gcno file for
15360 output only if -ftest-coverage is set.
15361 Do not add getpwd() to gcda file path.
15362 (build_gcov_info): Check the new flag
15363 flag_profile_datafile_relative_path.
15364 (coverage_init): Use profile_data_prefix.
15365 Read profile counter only if flag_profile_use is set.
15366 * opts.c (common_handle_option): New option fprofile-use=,
15367 fprofile-dir=, fprofile-generate=.
15368 * toplev.c (profile_data_prefix): New variable definition.
15369 * toplev.h (profile_data_prefix): New declaration.
15370 * doc/invoke.tex (Option Summary, Optimization Options):
15373 2008-03-31 James E. Wilson <wilson@tuliptree.org>
15375 * varasm.c (output_constant_pool_1): In LABEL_REF check,
15376 use tmp consistently.
15379 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
15380 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15381 UNSPEC_FR_RECIP_APPROX_RES.
15382 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
15384 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
15387 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
15389 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
15391 PR middle-end/30186
15392 * fold-const.c (fold_indirect_ref_1): Support accessing non first
15393 element of the vector via a pointer.
15395 2008-03-31 Ian Lance Taylor <iant@google.com>
15397 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
15399 2008-03-31 Jan Hubicka <jh@suse.cz>
15401 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15402 get_arg_pointer_save_area.
15403 * expr.c (init_expr): Just clear out rtl.expr.
15404 * function.c (free_after_compilation): Clear out whole RTL structure.
15405 (get_func_frame_size): Merge into ...
15406 (get_frame_size): ... this one.
15407 (assign_stack_local_1): Merge into ...
15408 (assign_stack_local): ... this one.
15409 (expand_function_end): Update call of get_arg_pointer_save_area.
15410 (get_art_pointer_save_area): Remove cfun argument.
15411 * function.h (emit_status): regno_pointer_align does not need length
15412 attribute. Move x_regno_reg_rtx to ...
15413 (regno_reg_rtx): ... new global array.
15414 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
15415 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
15416 apply_args_value, forced_labels, stack_pointer_delta):
15418 (struct varasm_status): Move here from varasm.c
15419 (struct rtl_data): New. Move here some fields from struct function.
15420 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15421 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15422 used_temp_slots avail_temp_slots, temp_slot_level,
15423 nonlocal_goto_handler_labels): Update accesstors.
15424 (rtl): New global variable.
15425 (struct function): Move some fileds to rtl_data.
15426 (get_arg_pointer_save_area): Update prototype.
15427 * emit-rtl.c (rtl): Declare.
15428 (regno_reg_rtx): Declare.
15429 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15431 (gen_reg_rtx): Update.
15432 (init_virtual_regs): Do not tate emit_status argument.
15433 (init_emit): Do not allocate emit.
15434 * varasm.c (varasm_statuc): Move to function.h.
15435 (n_deferred_constatns): Update accestor.
15436 (init_varasm_status): Do not allocate varasm_status.
15437 (force_const_mem, get_pool_size, output_constant_pool): Update.
15438 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15439 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15441 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
15443 PR rtl-optimization/35729
15444 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
15447 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
15450 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
15451 load/store if memory is unaligned.
15452 (*movti_rex64): Likewise.
15454 * config/i386/predicates.md (misaligned_operand): New.
15456 2008-03-31 Andrew Pinski <pinskia@gmail.com>
15459 * tree-ssa-phiopt.c (conditional_replacement): Return early for
15462 2008-03-31 Jan Beulich <jbeulich@novell.com>
15464 * config/ia64/constraints.md: Add 'j' constraint.
15465 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
15466 (movdi_internal): Likewise.
15468 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
15471 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
15473 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
15476 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
15477 proper error message for the third argument on blendpd and
15480 * config/i386/sse.md (blendbits): New.
15481 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
15483 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
15485 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
15487 2008-03-30 Richard Guenther <rguenther@suse.de>
15489 PR middle-end/31023
15490 * fold-const.c (fold_sign_changed_comparison): Do leave
15491 conversions to base-types alone.
15493 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15495 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
15496 the link register if one altivec register is be saved.
15498 2008-03-30 Ben Elliston <bje@au.ibm.com>
15500 * final.c (final_scan_insn): Remove if (0) code.
15502 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
15504 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
15506 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
15508 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
15509 of V4SFmode to ix86_binary_operator_ok.
15511 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
15513 * config/i386/i386.c (override_options): Initialize
15514 ix86_veclib_handler to ix86_veclibabi_svml when
15515 -mveclibabi=svml is used.
15516 (ix86_veclibabi_svml): New function for SVML ABI style
15517 vectorization support.
15518 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
15520 2008-03-28 Rafael Espindola <espindola@google.com>
15522 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
15523 (tree_binary_nonnegative_warnv_p): Make it public.
15524 (tree_single_nonnegative_warnv_p): Make it public.
15525 (tree_invalid_nonnegative_warnv_p): Make it public.
15526 (tree_unary_nonzero_warnv_p): Make it public.
15527 (tree_binary_nonzero_warnv_p): Make it public
15528 (tree_single_nonzero_warnv_p): Make it public.
15529 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
15530 (extract_range_from_binary_expr): Split the expr argument.
15531 (extract_range_from_unary_expr): Split the expr argument.
15532 (extract_range_from_comparison): Split the expr argument.
15533 (extract_range_from_expr): Use the new aux functions.
15534 (vrp_evaluate_conditional_warnv): Use
15535 vrp_evaluate_conditional_warnv_with_ops.
15536 * tree.h (tree_unary_nonzero_warnv_p): Declare.
15537 (tree_binary_nonzero_warnv_p): Declare.
15538 (tree_single_nonzero_warnv_p): Declare.
15539 (tree_expr_nonzero_warnv_p): Declare.
15540 (tree_unary_nonnegative_warnv_p): Declare.
15541 (tree_binary_nonnegative_warnv_p): Declare.
15542 (tree_single_nonnegative_warnv_p): Declare.
15543 (tree_invalid_nonnegative_warnv_p): Declare.
15545 2008-03-28 Richard Guenther <rguenther@suse.de>
15547 PR tree-optimization/30317
15548 PR tree-optimization/30911
15549 PR tree-optimization/34793
15550 * tree-vrp.c (set_and_canonicalize_value_range): New function.
15551 (struct assert_locus_d): New member EXPR.
15552 (register_new_assert_for): Add EXPR parameter to support
15553 ASSERT_EXPR <name, expr OP limit>.
15554 (register_edge_assert_for_1): Adjust callers.
15555 (find_assert_locations): Likewise.
15556 (process_assert_insertions_for): Build condition from expression.
15557 (extract_range_from_assert): Handle ASSERT_EXPRs
15558 of the form ASSERT_EXPR <name, expr OP limit>.
15559 (register_edge_assert_for_2): New helper registering
15560 asserts for comparisons. Recognize range tests of the form
15561 (unsigned)i - CST1 OP CST2.
15562 (register_edge_assert_for_1): Use it.
15563 (register_edge_assert_for): Likewise.
15564 (needs_overflow_infinity): Integer sub-types
15565 do not need overflow infinities.
15566 (vrp_val_is_max): The extreme values of integer sub-types
15567 are those of the base type.
15568 (vrp_val_is_min): Likewise.
15569 * tree.def (ASSERT_EXPR): Document extra allowed conditional
15572 2008-03-28 Nick Clifton <nickc@redhat.com>
15575 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
15576 Return GENERAL_REGS for stack adjustment reloads.
15578 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15581 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
15582 const_vector when all the vectors are constant.
15584 2008-03-27 Bob Wilson <bob.wilson@acm.org>
15586 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
15588 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
15589 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
15591 (s<code>_sf): Use new scc_sf attribute for opcode names.
15593 2008-03-27 Tom Tromey <tromey@redhat.com>
15595 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
15596 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
15597 config/spu/t-spu-elf, config/i386/t-interix,
15598 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
15599 config/i386/x-darwin, config/i386/x-mingw32,
15600 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
15601 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
15602 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
15603 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
15604 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
15605 config/rs6000/x-darwin, config/rs6000/t-rs6000,
15606 config/score/t-score-elf, config/arm/t-strongarm-pe,
15607 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
15608 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
15609 Revert automatic dependency patch.
15611 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
15614 * config/i386/i386.c (ix86_function_arg_boundary): Align
15615 decimal floating point to its natural boundary.
15617 2008-03-27 Richard Guenther <rguenther@suse.de>
15619 PR middle-end/35716
15620 * fold-const.c (fold_comparison): Restrict distinct decl
15621 comparison folding to VAR_DECLs and PARM_DECLs. Do not
15622 solely rely on operand_equal_p.
15624 2008-03-27 Richard Guenther <rguenther@suse.de>
15627 * c-common.c (handle_weak_attribute): Reject combination of
15630 2008-03-27 Richard Guenther <rguenther@suse.de>
15632 PR tree-optimization/32810
15633 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
15634 conversions from DECL_INITIAL.
15635 (fold_const_aggregate_ref): Likewise from constructor elements.
15637 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
15639 * tree-affine.h (aff_combination_expand): Declare.
15640 (get_inner_reference_aff): Likewise.
15641 * tree-affine.c (aff_combination_expand): Split out from
15642 tree_to_aff_combination_expand.
15643 (get_inner_reference_aff): New function.
15644 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
15645 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
15646 (struct lim_aux_data): sm_done field removed.
15647 (mem_ref_loc_p, mem_ref_locs_p): New types.
15648 (struct mem_ref): Added id, stored, accesses_in_loop,
15649 indep_loop, dep_loop, indep_ref, dep_ref fields.
15650 Removed is_stored, locs and next fields.
15651 (memory_accesses): New variable.
15652 (movement_possibility): Do not allow moving statements
15653 that store to memory.
15654 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
15656 (determine_max_movement): For statements with memory references,
15657 find the outermost loop in that the reference is independent.
15658 (move_computations_stmt): Mark the virtual operands for renaming.
15659 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
15660 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
15661 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
15662 add_vop_ref_mapping, create_vop_ref_mapping_loop,
15663 create_vop_ref_mapping, analyze_memory_references,
15664 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
15665 get_all_locs_in_loop, ref_always_accessed_p,
15666 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
15667 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
15668 store_motion_loop, store_motion): New functions.
15669 (struct vop_to_refs_elt): New type.
15670 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
15671 memref_hash, memref_eq, hoist_memory_references): Rewritten.
15672 (schedule_sm): Replaced by...
15673 (execute_sm): ... this.
15674 (determine_lsm_ref, hoist_memory_references,
15675 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
15676 find_more_ref_vops, free_mem_ref, free_mem_refs,
15677 determine_lsm_loop, determine_lsm): Removed.
15678 (tree_ssa_lim_finalize): Free data structures used by store motion.
15679 (tree_ssa_lim): Call analyze_memory_references. Use
15680 store_motion instead of determine_lsm.
15682 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
15684 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
15685 rename tmake_file to m68hc11/t-m68hc11.
15686 (mcore): Set inhibit_libc to true.
15687 * config.host (alpha*-dec-*vms*): Set extra_programs.
15688 (interix3*): Don't use host_xmake_file.
15689 * configure.ac: Let config.gcc override inhibit_libc.
15690 * configure: Regenerate.
15692 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
15693 * config/t-openbsd-thread: Remove commented out lines.
15695 * config/x-interix: Remove.
15697 * config/m68hc11/t-m68hc11-gas: Rename to...
15698 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
15700 * config/mcore/t-mcore: Remove T_CFLAGS.
15701 * config/mcore/t-mcore-pe: Likewise.
15703 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
15705 * configure.ac: Replace custom __GNU_SOURCE test with
15706 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
15707 * aclocal.m4: Regenerate.
15708 * configure: Regenerate.
15709 * config.in: Regenerate.
15711 2008-03-27 Richard Guenther <rguenther@suse.de>
15713 * fold-const.c (target.h): Include.
15714 (fold_comparison): Fold comparison of addresses of decls
15715 that bind locally or of constants. Consolidate address folding code.
15716 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
15717 results from fold_binary_to_constant.
15718 (compare_values_warnv): Likewise.
15720 2008-03-27 Andrew Pinski <pinskia@gmail.com>
15722 PR middle-end/35429
15723 * fold-const.c (fold_truthop): Check for integeral types when folding
15724 a == 0 && b == 0 and a != 0 || b != 0 .
15726 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
15728 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
15730 2008-03-26 Andreas Schwab <schwab@suse.de>
15732 * doc/invoke.texi: Fix use of @item vs. @itemx.
15734 2008-03-26 Tom Tromey <tromey@redhat.com>
15736 * Makefile.in (build/gensupport.o, build/print-rtl.o,
15737 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
15738 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
15739 build/gencodes.o, build/genconditions.o, build/genconfig.o,
15740 build/genconstants.o, build/genemit.o, build/genextract.o,
15741 build/genflags.o, build/genmddeps.o, build/genopinit.o,
15742 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
15745 2008-03-26 Richard Guenther <rguenther@suse.de>
15748 2008-03-26 Richard Guenther <rguenther@suse.de>
15750 * fold-const.c (target.h): Include.
15751 (fold_comparison): Fold comparison of addresses of two decls
15752 that bind locally. Consolidate address folding code.
15754 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15756 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
15757 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
15758 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
15759 dconstsqrt2, dconstthird, dconste and/or dconst10.
15760 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
15761 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
15762 dconstsqrt2, dconste): Delete.
15763 (init_emit_once): Likewise. Simplify initializing dconstm1.
15765 * real.c (get_real_const): New.
15766 * real.h (dconst3, dconst10, dconstm2, dconstthird,
15767 dconstsqrt2, dconste): Delete.
15768 (real_value_const, get_real_const): New.
15770 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
15772 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
15774 * config/i386/i386.c (ix86_function_arg_boundary): Check
15775 BIGGEST_ALIGNMENT instead of 128.
15776 (setup_incoming_varargs_64): Likewise.
15778 2008-03-26 Tom Tromey <tromey@redhat.com>
15780 * Makefile.in (DEPFILES): Add missing '/'.
15782 2008-03-26 Richard Guenther <rguenther@suse.de>
15784 * fold-const.c (target.h): Include.
15785 (fold_comparison): Fold comparison of addresses of two decls
15786 that bind locally. Consolidate address folding code.
15788 2008-03-26 Nick Clifton <nickc@redhat.com>
15791 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
15792 not allow INT+INT as a legitimate addressing mode.
15794 2008-03-26 Richard Guenther <rguenther@suse.de>
15796 * tree-flow.h (widen_bitfield): Remove declaration.
15797 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
15798 (widen_bitfield): Remove function.
15799 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
15802 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15805 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
15808 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
15810 PR rtl-optimization/35232
15811 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
15812 (forget_old_reloads_1, forget_marked_reloads): Don't clear
15813 reg_reloaded_call_part_clobbered here.
15814 (reload_regs_reach_end_p): New function.
15815 (reload_reg_rtx_for_input): New variable.
15816 (reload_reg_rtx_for_output): Likewise.
15817 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
15818 when reassigning a pseudo register. Load reloadreg from
15819 reload_reg_rtx_for_input, moving the mode and register
15821 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
15822 instead of the original when deciding whether an input reload
15823 would be a no-op or whether an output reload can be deleted.
15824 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
15825 when setting up new_spill_reg_store. Load it from
15826 reload_reg_rtx_for_output, moving the mode and register
15828 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
15829 instead of the original when deciding whether an output reload
15830 would be a no-op. Do the same when modifying insn notes.
15831 Use rtx_equal_p instead of == to compare the registers.
15832 (inherit_piecemeal_p): Take a mode and two register numbers
15834 (emit_reload_insns): Clear new_spill_reg_store for every hard
15835 register in the reload register. Remove spill registers
15836 from reg_reloaded_valid before considering whether to record
15837 inheritance information for them. Use reload_reg_rtx_for_output
15838 instead of reg_rtx when recording output reloads. Use
15839 reload_reg_rtx_for_input instead of reg_rtx when recording
15840 input reloads. Set or clear reg_reloaded_call_part_clobbered
15841 at the same time as setting reg_reloaded_valid.
15842 (delete_output_reload): Add a new_reload_reg parameter and use it
15843 instead of rld[j].reg_rtx.
15844 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
15847 2008-03-25 Tom Tromey <tromey@redhat.com>
15849 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
15850 (build/genattr.o): Likewise.
15851 (build/genattrtab.o): Likewise.
15852 (build/gencodes.o): Likewise.
15853 (build/genconfig.o): Likewise.
15854 (build/genconstants.o): Likewise.
15855 (build/genemit.o): Likewise.
15856 (build/genextract.o): Likewise.
15857 (build/genflags.o): Likewise.
15859 2008-03-25 Bob Wilson <bob.wilson@acm.org>
15861 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
15862 instead of size_int for integer types.
15863 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
15864 to match type of MINUS_EXPR.
15866 2008-03-25 Tom Tromey <tromey@redhat.com>
15868 * configure: Rebuilt.
15869 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
15872 2008-03-25 Tom Tromey <tromey@redhat.com>
15874 * config/x-solaris (host-solaris.o): Update.
15875 * config/x-linux (host-linux.o): Update.
15876 * config/x-hpux (host-hpux.o): Update.
15877 * config/x-darwin (host-darwin.o): Update.
15878 * config/v850/t-v850e (v850-c.o): Update.
15879 * config/v850/t-v850 (v850-c.o): Update.
15880 * config/t-vxworks (vxworks.o): Update.
15881 * config/t-sol2 (sol2-c.o, sol2.o): Update.
15882 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
15883 * config/spu/t-spu-elf (spu-c.o): Update.
15885 * config/sh/t-symbian (sh-c.o): Update.
15886 (symbian.o): Update.
15887 * config/sh/t-sh (sh-c.o): Update.
15888 * config/score/t-score-elf (score7.o, score3.o): Update.
15889 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
15890 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
15891 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
15892 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
15893 (rs6000.o): Remove.
15894 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
15895 * config/m32c/t-m32c (m32c-pragma.o): Update.
15896 * config/ia64/t-ia64 (ia64-c.o): Update.
15897 * config/i386/x-mingw32 (host-mingw32.o): Update.
15898 * config/i386/x-i386 (driver-i386.o): Update.
15899 * config/i386/x-darwin (host-i386-darwin.o): Update.
15900 * config/i386/x-cygwin (host-cygwin.o): Update.
15901 * config/i386/t-nwld (nwld.o): Update.
15902 * config/i386/t-netware (netware.o): Update.
15903 * config/i386/t-interix (winnt.o): Update.
15904 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
15905 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
15906 msformat-c.o): Update.
15907 * config/bfin/t-bfin-linux (generated_files): Add
15908 linux-sysroot-suffix.h.
15909 * config/arm/t-wince-pe (pe.o): Update.
15910 * config/arm/t-strongarm-pe (pe.o): Update.
15911 * config/arm/t-pe (pe.o): Update.
15912 * config/arm/t-arm (arm-c.o): Update.
15913 * doc/install.texi (Prerequisites): Require make 3.80.
15914 * Makefile.in: Remove .o targets.
15915 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
15916 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
15917 (simple_generated_h, simple_generated_c): Move earlier.
15918 (generated_files): New variable.
15919 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
15920 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
15921 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
15922 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
15923 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
15924 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
15925 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
15926 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
15927 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
15928 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
15929 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
15930 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
15932 (COMPILE.base, COMPILE): New variables.
15933 (%.o): New pattern rule.
15934 (ALL_HOST_OBJS): New variable.
15935 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
15936 (dummy-checksum.o, cc1-checksum.o): Remove.
15937 (DRIVER_SHLIB): New variable.
15938 (DRIVER_DEFINES): Use it.
15939 (gencondmd.c): Move out of build/.
15940 (s-conditions): Update.
15941 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
15942 (ALL_BUILD_OBJS): Likewise.
15943 (build/%.o): Use BUILDCOMPILE.
15944 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
15945 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
15946 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
15947 build/gencheck.o, build/gencodes.o, build/genconditions.o,
15948 build/genconfig.o, build/genconstants.o, build/genemit.o,
15949 build/genextract.o, build/genflags.o, build/genmddeps.o,
15950 build/genopinit.o, build/genoutput.o, build/genpeep.o,
15951 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
15952 build/gen-protos.o, build/scan.o, build/fix-header.o,
15953 build/scan-decls.o): Simplify.
15954 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
15955 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
15956 prefix.o, toplev.o): Reduce to variable setting.
15957 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
15958 ($(out_object_file), gcc-options.o): New targets.
15959 ($(ALL_HOST_OBJS)): New target. Include dependency files.
15960 * configure: Rebuilt.
15961 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
15962 * doc/sourcebuild.texi (Front End Directory): Document new variable.
15964 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
15966 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
15967 complain when we hit an error, return ERROR_MARK_NODE.
15969 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
15971 * config/sh/constraints.md (Pso, Psz): New constraints.
15972 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
15973 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
15975 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
15977 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
15978 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
15980 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
15982 * config/sh/sh.md (prefetch): Add condition for SH2A target.
15983 (prefetch_sh2a): New.
15985 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
15986 Naveen.H.S <naveen.hs@kpitcummins.com>
15988 * config/sh/constraints.md (I28): New constraint.
15989 * config/sh/sh.c (broken_move): Add support for movi20s.
15990 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
15992 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
15993 Jayant Sonar <Jayant.sonar@kpitcummins.com>
15994 Naveen.H.S <naveen.hs@kpitcummins.com>
15996 * config/sh/sh.c (SH_ATTRIBUTES): Define.
15997 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
15998 (print_operand): Handle resbank in %@ operand code.
15999 (sh_encode_section_info): New.
16000 (push_regs): Add conditions for resbank.
16001 (sh_expand_epilogue): Likewise.
16002 (sh_insert_attributes): Likewise.
16003 (sh_attribute_table): Likewise.
16004 (sh_handle_resbank_handler_attribute): New.
16005 (sh2a_handle_function_vector_handler_attribute): New.
16006 (sh2a_is_function_vector_call): New.
16007 (sh2a_get_function_vector_number): New.
16008 (sh2a_function_vector_p): New.
16009 (sh_cfun_resbank_handler_p): New.
16010 * config/sh/sh.md (calli): Emit jsr/n if possible.
16011 (calli_tbr_rel): New.
16012 (calli_pcrel): Emit jsr/n if possible.
16013 (return_i): Emit rts/n if possible.
16014 (call_valuei_tbr_rel): New.
16015 (call_valuei_pcrel): Add condition for SH2A target.
16016 (call_value): Likewise.
16017 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
16018 (sh2a_get_function_vector_number): Likewise.
16019 (sh2a_is_function_vector_call): Likewise.
16020 * doc/extend.texi: Document TBR relative addressing of SH2A.
16021 (resbank): Add description for SH2A.
16023 2008-03-24 Richard Guenther <rguenther@suse.de>
16026 * gimplify.c (gimplify_modify_expr): For frontend type-correct
16027 pointer assignments change conversions according to middle-end rules.
16028 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
16029 * configure.ac: Include type checking in yes.
16030 * configure: Regenerate.
16032 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16034 * diagnostic.c (diagnostic_count_diagnostic): Delete.
16035 (diagnostic_report_diagnostic): Update. Handle ICEs here.
16037 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
16039 * gthr-vxworks.h (UNUSED): Define.
16041 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
16043 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
16045 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
16047 * doc/extend.texi (Function Attributes): Add missing comma in the
16048 example of the "alloc_size" attribute.
16050 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
16053 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
16055 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16058 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
16061 * stor-layout.c (update_alignment_for_field): Set minimum alignment
16062 of the underlying type of a MS bitfield layout to the natural
16063 alignment of the type.
16065 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
16067 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
16068 to their natural alignment to avoid store forwarding stalls.
16070 2008-03-22 Richard Guenther <rguenther@suse.de>
16072 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
16073 For PHI nodes verify the address is invariant.
16074 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
16075 (get_symbol_constant_value): Use is_gimple_min_invariant.
16076 (maybe_fold_stmt_indirect): Likewise.
16078 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
16080 PR rtl-optimization/33927
16081 * Makefile.in (dse.o): Depend on $(TM_P_H).
16082 * expr.h (extract_low_bits): Declare.
16083 * expmed.c (extract_low_bits): New function.
16084 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
16085 * dse.c: Include tm_p.h.
16086 (find_shift_sequence): Remove the read_reg argument and return the
16087 read value. Emit the instructions instead of returning them.
16088 Iterate on new_mode rather than calculating it each time.
16089 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
16090 source to NEW_MODE and extract_low_bits to convert the shifted
16091 value to READ_MODE.
16092 (replace_read): Allow the load and store to have different mode
16093 classes. Use extract_low_bits when SHIFT == 0. Create the shift
16094 or extraction instructions before trying the replacement. Update
16095 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
16097 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
16099 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
16100 to their natural alignment to avoid store forwarding stalls.
16102 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16105 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
16106 encouraging but not allowing gprs for input;
16107 change the input constraint to !f#r.
16108 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
16110 change the output constraint to !f#r.
16112 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
16115 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
16116 corresponding post-reload splitters.
16117 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
16118 when x87 FP math is selected.
16119 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
16120 New function prototype.
16121 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
16122 unreachable function to ease macroization of insn patterns.
16124 2008-03-21 Martin Jambor <mjambor@suse.cz>
16126 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
16127 reference dumps if ddr is NULL or dependence is unknown.
16129 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
16131 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
16132 unsigned extension into account.
16133 (ATOMIC_COMPARE_AND_SWAP): Likewise.
16134 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
16135 Do computations on a scratch register.
16137 2008-03-21 Richard Guenther <rguenther@suse.de>
16139 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
16140 Use is_gimple_min_invariant instead of TREE_INVARIANT.
16141 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
16142 * tree-ssa-dom.c (record_equality): Likewise.
16143 * tree-inline.c (copy_body_r): Likewise.
16144 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
16147 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
16149 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
16150 as 'delete_unused' argument.
16152 2008-03-20 Richard Guenther <rguenther@suse.de>
16154 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16155 special casing of constant qualifiers.
16156 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
16157 care about them in general.
16158 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
16159 regardless of their type.
16160 (fold_stmt_r): Forcefully fold *& if we end up with that.
16162 2008-03-20 Paul Brook <paul@codesourcery.com>
16164 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
16165 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
16167 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
16169 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
16170 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
16172 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
16174 * common.opt (Wmudflap): New option.
16175 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
16176 (mx_register_decls): Likewise.
16177 (mudflap_finish_file): Likewise.
16178 * doc/invoke.texi: Document -Wno-mudflap.
16180 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
16182 * c-format.c (replace_format_name_to_system_name): New.
16183 (cmp_attribs): New.
16184 (convert_format_name_to_system_name): New.
16185 (decode_format_attr): Add use of convert_format_name_to_system_name.
16186 (format_types_orig): Add gnu_ prefix to names.
16187 (check_format_info_main): Special treating of \0 escaped names for
16188 supporting multi-character format specifiers as I32, I64.
16189 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
16190 (gnu_target_overrides_format_attributes): New.
16191 * c-format.h: Add structure target_ovr_attr to hold
16192 system specific formatter names.
16193 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
16194 msformat-c.o file to c_target_objs and cxx_target_objs.
16195 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
16196 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
16197 (TARGET_N_FORMAT_TYPES): New.
16198 * config/i386/msformat-c.c: New.
16199 * config/i386/t-cygming: Add build rule for msformat-c.o.
16200 * doc/extend.texi: Add new format names gnu_* and ms_* and
16202 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
16204 2008-03-20 Ira Rosen <irar@il.ibm.com>
16206 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
16207 optimizations turned on under -O3.
16208 (ftree-vectorize): Add that the flag is turned on with -O3.
16210 2008-03-20 Ben Elliston <bje@au.ibm.com>
16212 * regmove.c (try_auto_increment): Fix spelling error in comment.
16213 * final.c (final_scan_insn): Likewise.
16215 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
16218 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
16219 allocator preferences for "y" and "r" class registers.
16220 ("*mov<mode>_internal"): Ditto.
16221 ("*movv2sf_internal_rex64"): Ditto.
16222 ("*movv2sf_internal"): Ditto.
16224 2008-03-19 Michael Matz <matz@suse.de>
16226 PR middle-end/35616
16227 * calls.c (expand_call): Check overlap of arguments with call
16228 address for sibcalls.
16230 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
16233 * stor-layout.c (update_alignment_for_field): Set minimum alignment
16234 of the underlying type of a MS bitfield layout to the natural
16235 alignment of the type.
16237 2008-03-19 Jan Hubicka <jh@suse.cz>
16240 * toplev.c (decode_d_option): Handle all CPP flags.
16241 * tree-vrp.c: Update tree_pass descriptors.
16242 * regrename.c: Update tree_pass descriptors.
16243 * fwprop.c: Update tree_pass descriptors.
16244 * doc/invoke.texi: Remove documentation of dropped -d? flags.
16245 * tree-into-ssa.c: Update tree_pass descriptors.
16246 * tree-dump.c: Update tree_pass descriptors.
16247 * tree-complex.c: Update tree_pass descriptors.
16248 * tree-dump.h: Update tree_pass descriptors.
16249 * see.c: Update tree_pass descriptors.
16250 * cgraphbuild.c: Update tree_pass descriptors.
16251 * tracer.c: Update tree_pass descriptors.
16252 * tree-loop-distribution.c: Update tree_pass descriptors.
16253 * cgraph.c: Update tree_pass descriptors.
16254 * postreload-gcse.c: Update tree_pass descriptors.
16255 * postreload.c: Update tree_pass descriptors.
16256 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
16257 * tree-tailcall.c: Update tree_pass descriptors.
16258 * tree-pass.h (tree_opt_pass): Rename to ...
16259 (opt_pass) ... this one; add "type" field and remove letter field.
16260 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
16261 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
16262 all_lowering_passes): Update declaration.
16263 * ipa-cp.c: Update tree_pass descriptors.
16264 * final.c: Update tree_pass descriptors.
16265 * omp-low.c: Update tree_pass descriptors.
16266 * tree-ssa-dse.c: Update tree_pass descriptors.
16267 * ipa-reference.c: Update tree_pass descriptors.
16268 * tree-ssa-uncprop.c: Update tree_pass descriptors.
16269 * auto-inc-dec.c: Update tree_pass descriptors.
16270 * reorg.c: Update tree_pass descriptors.
16271 * cgraphunit.c: Update tree_pass descriptors.
16272 * tree-ssa-copyrename.c: Update tree_pass descriptors.
16273 * tree-ssa-ccp.c: Update tree_pass descriptors.
16274 * df-core.c: Update tree_pass descriptors.
16275 * mode-switching.c: Update tree_pass descriptors.
16276 * tree-nomudflap.c: Update tree_pass descriptors.
16277 * modulo-sched.c: Update tree_pass descriptors.
16278 * ipa-pure-const.c: Update tree_pass descriptors.
16279 * cse.c: Update tree_pass descriptors.
16280 * web.c: Update tree_pass descriptors.
16281 * tree-stdarg.c: Update tree_pass descriptors.
16282 * tree-ssa-math-opts.c: Update tree_pass descriptors.
16283 * tree-ssa-dom.c: Update tree_pass descriptors.
16284 * tree-nrv.c: Update tree_pass descriptors.
16285 * tree-ssa-alias.c: Update tree_pass descriptors.
16286 * loop-init.c: Update tree_pass descriptors.
16287 * gimple-low.c: Update tree_pass descriptors.
16288 * ipa-inline.c: Update tree_pass descriptors.
16289 * tree-ssa-sink.c: Update tree_pass descriptors.
16290 * global.c: Update tree_pass descriptors.
16291 * ifcvt.c: Update tree_pass descriptors.
16292 * jump.c: Update tree_pass descriptors.
16293 * predict.c: Update tree_pass descriptors.
16294 * tree-ssa-loop.c: Update tree_pass descriptors.
16295 * recog.c: Update tree_pass descriptors.
16296 * dse.c: Update tree_pass descriptors.
16297 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
16298 * tree-eh.c: Update tree_pass descriptors.
16299 * regmove.c: Update tree_pass descriptors.
16301 * function.c: Update tree_pass descriptors.
16302 * tree-vectorizer.c: Update tree_pass descriptors.
16303 * gcse.c: Update tree_pass descriptors.
16304 * ipa-type-escape.c: Update tree_pass descriptors.
16305 * tree-if-conv.c: Update tree_pass descriptors.
16306 * init-regs.c: Update tree_pass descriptors.
16307 * ipa.c: Update tree_pass descriptors.
16308 * tree-ssa-phiopt.c: Update tree_pass descriptors.
16309 * rtl-factoring.c: Update tree_pass descriptors.
16310 * lower-subreg.c: Update tree_pass descriptors.
16311 * bt-load.c: Update tree_pass descriptors.
16312 * tree-dfa.c: Update tree_pass descriptors.
16313 * except.c: Update tree_pass descriptors.
16314 * emit-rtl.c: Update tree_pass descriptors.
16315 * cfgexpand.c: Update tree_pass descriptors.
16316 * tree-cfgcleanup.c: Update tree_pass descriptors.
16317 * cfgcleanup.c: Update tree_pass descriptors.
16318 * tree-ssa-pre.c: Update tree_pass descriptors.
16319 * tree-sra.c: Update tree_pass descriptors.
16320 * tree-mudflap.c: Update tree_pass descriptors.
16321 * tree-ssa-copy.c: Update tree_pass descriptors.
16322 * cfglayout.c: Update tree_pass descriptors.
16323 * tree-ssa-forwprop.c: Update tree_pass descriptors.
16324 * tree-ssa-dce.c: Update tree_pass descriptors.
16325 * tree-ssa.c: Update tree_pass descriptors.
16326 * regclass.c: Update tree_pass descriptors.
16327 * integrate.c: Update tree_pass descriptors.
16328 * tree-optimize.c: Update tree_pass descriptors.
16329 * tree-ssa-phiprop.c: Update tree_pass descriptors.
16330 * tree-object-size.c: Update tree_pass descriptors.
16331 * combine.c: Update tree_pass descriptors.
16332 * tree-outof-ssa.c: Update tree_pass descriptors.
16333 * bb-reorder.c: Update tree_pass descriptors.
16334 * stack-ptr-mod.c: Update tree_pass descriptors.
16335 * var-tracking.c: Update tree_pass descriptors.
16336 * tree-profile.c: Update tree_pass descriptors.
16337 * tree-vect-generic.c: Update tree_pass descriptors.
16338 * reg-stack.c: Update tree_pass descriptors.
16339 * sched-rgn.c: Update tree_pass descriptors.
16340 * tree-ssa-structalias.c: Update tree_pass descriptors.
16341 * tree-cfg.c: Update tree_pass descriptors.
16342 * passes.c (current_pass): Update declaration.
16343 (finish_optimization_passes): Update.
16344 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
16345 (register_one_dump_file, register_dump_files_1, next_pass_1):
16347 (init_optimization_passes): Update handling of new types.
16348 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
16349 * ipa-struct-reorg.c: Update tree_pass descriptors.
16350 * tree-ssa-reassoc.c: Update tree_pass descriptors.
16351 * combine-stack-adj.c: Update tree_pass descriptors.
16352 * cfgrtl.c: Update tree_pass descriptors.
16353 * dce.c: Update tree_pass descriptors.
16354 * tree-ssanames.c: Update tree_pass descriptors.
16356 2008-03-19 Richard Guenther <rguenther@suse.de>
16358 PR middle-end/35609
16359 * tree-ssa.c (walk_data): New structure.
16360 (warn_uninitialized_var): If not always_executed warn with "maybe"
16362 (execute_early_warn_uninitialized): Compute post-dominators.
16363 Initialize always_executed before processing each basic block.
16365 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
16368 * config/i386/i386.c (x86_this_parameter): Calculate correct location
16369 of "this" pointer when "regparm = N" or "fastcall" is in effect.
16371 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16373 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
16375 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
16377 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
16379 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
16380 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
16381 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
16382 target after ignore has been set, and move there also the commputation
16383 of subtarget and original_target.
16384 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
16385 (LANG_HOOKS_INITIALIZER): Remove it.
16386 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
16388 2008-03-18 Richard Guenther <rguenther@suse.de>
16390 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
16391 found an expression with constants, note that in the VN for the lhs.
16392 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
16393 fold them to constants if possible. Run cleanup_cfg if done so.
16394 (execute_pre): Return todo.
16395 (do_pre): Likewise.
16396 (execute_fre): Likewise.
16397 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
16399 (get_prop_source_stmt): Look through pointer conversions.
16401 2008-03-18 Jan Hubicka <jh@suse.cz>
16403 * tree-pretty-print.c: Include predict.h.
16404 (dump_generic_node): Dump predictor.
16405 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
16406 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
16407 * gimple-low.c (lower_stmt): Likewise.
16408 * expr.c (expand_expr_real): Likewise.
16409 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
16411 (build_predict_expr, build_predict_expr): New.
16412 * predict.h (predictor_name, build_predict_expr): Update.
16413 * c-typeck.c (c_finish_bc_stmt): Add prediction.
16414 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
16415 * predict.def (PRED_CONTINUE): Update hitrate.
16416 * tree.def (PREDICT_EXPR): Define.
16417 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
16418 do not handle BIND_EXPR.
16419 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
16420 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
16421 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
16424 2008-03-18 Michael Matz <matz@suse.de>
16426 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
16428 2008-03-18 Richard Guenther <rguenther@suse.de>
16430 * tree-gimple.h (is_gimple_invariant_address): Declare.
16431 (is_gimple_constant): Likewise.
16432 * tree-gimple.c (is_gimple_constant): New function.
16433 (is_gimple_invariant_address): Likewise.
16434 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
16435 and is_gimple_invariant_address.
16436 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
16438 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
16439 an addressable base.
16441 2008-03-18 Jakub Jelinek <jakub@redhat.com>
16443 PR middle-end/35611
16444 * gimplify.c (gimplify_expr): Gimplify second operand of
16447 2008-03-17 Richard Guenther <rguenther@suse.de>
16449 PR tree-optimization/19637
16450 * fold-const.c (fold_unary): Remove restrictions of removing
16451 intermediate pointer-conversions (P2)(P1)P0.
16452 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
16453 conversion to void pointer.
16454 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
16456 2008-03-16 James E. Wilson <wilson@tuliptree.org>
16459 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
16460 emulated thread local variables.
16462 2008-03-16 Richard Guenther <rguenther@suse.de>
16464 PR middle-end/35607
16465 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
16466 expand TREE_INVARIANT operations that are not gimple invariant.
16468 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
16470 * doc/extend.texi (Alignment): Say that the ABI controls
16471 the __alignof__ for non-strict-alignment targets rather
16472 than being a recommendation.
16474 2008-03-15 Paul Brook <paul@codesourcery.com>
16476 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
16478 (arm_output_fn_unwind): Mark functions that can not be unwound.
16480 2008-03-15 Paul Brook <paul@codesourcery.com>
16482 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
16483 extension instructions.
16485 2008-03-15 Richard Guenther <rguenther@suse.de>
16487 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
16488 and fold constant aggregate refs.
16489 (fold_const_aggregate_ref): Handle string constants
16490 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
16491 (evaluate_stmt): Simplify now that ccp_fold folds constant
16494 2008-03-15 Paul Brook <paul@codesourcery.com>
16496 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
16497 (extzv): Use gen_extzv_t2.
16498 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
16500 2008-03-15 Richard Guenther <rguenther@suse.de>
16502 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
16503 (fold_const_aggregate_ref): Likewise.
16504 (get_value): Return NULL if we don't have any values.
16505 (ccp_finalize): Set const_val to NULL after freeing it.
16506 * tree-flow.h (get_symbol_constant_value): Declare.
16507 (fold_const_aggregate_ref): Likewise.
16508 * tree-ssa-sccvn.c (try_to_simplify): Use them.
16510 2008-03-15 Richard Guenther <rguenther@suse.de>
16512 PR middle-end/35593
16513 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
16514 to not produce negative array indices if not allowed. Add
16515 parameter to indicate that.
16516 (maybe_fold_offset_to_component_ref): Allow negative array
16517 indices only for the first member of a structure.
16518 (maybe_fold_offset_to_reference): Allow negative array indices.
16519 (maybe_fold_stmt_addition): Likewise.
16521 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
16522 Anatoly Sokolov <aesok@post.ru>
16524 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
16525 (avr_arch): Add ARCH_AVR6.
16526 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
16527 (initial_elimination_offset): Initialize and use 'avr_pc_size'
16528 instead of fixed value 2.
16529 (print_operand_address): Use gs() asm specifier instead of pm().
16530 (avr_assemble_integer): (Ditto.).
16531 (avr_output_addr_vec_elt): (Ditto.).
16532 (print_operand): Handle "!" code.
16533 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
16534 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
16535 (AVR_HAVE_EIJMP_EICALL): Define.
16536 (AVR_3_BYTE_PC): Redefine.
16537 (AVR_2_BYTE_PC): (Ditto.).
16538 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
16539 (LINK_SPEC): Add atmega2560 and atmega2561.
16540 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
16542 * config/avr/avr.md (call_insn): Use eicall instead of icall
16543 for 3 byte PC devices.
16544 (call_value_insn): (Ditto.).
16545 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
16546 (indirect_jump): Use only for for 2 byte PC devices.
16547 (*tablejump): (Ditto.).
16548 (*indirect_jump_avr6): Add insn.
16549 (*tablejump_rjmp): Don't use for 3 byte PC devices.
16550 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
16551 instead of ijmp for 3 byte PC devices.
16552 (__tablejump2__): (Ditto.).
16553 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
16554 (MULITLIB_DIRNAMES): (Ditto.).
16555 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
16557 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
16559 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
16560 "sse2_umulsidi3". Use V1DI mode for operand 0.
16561 ("mmx_psadbw"): Use V1DI mode for operand 0.
16562 * config/i386/i386-modes.def (V1SI): New vector mode.
16563 * config/i386/i386.c (struct builtin_description)
16564 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
16565 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
16566 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
16567 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
16568 v1di_ftype_v8qi_v8qi type.
16569 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
16571 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
16572 __builtin_ia32_pmuludq]: Fix the mode of return value.
16574 2008-03-15 Richard Guenther <rguenther@suse.de>
16576 PR middle-end/35595
16577 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
16580 2008-03-14 Bob Wilson <bob.wilson@acm.org>
16582 * doc/invoke.texi (Option Summary, Xtensa Options): Document
16583 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
16584 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
16585 unless TARGET_SERIALIZE_VOLATILE is enabled.
16586 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
16587 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
16588 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
16590 2008-03-14 Richard Guenther <rguenther@suse.de>
16592 PR tree-optimization/34172
16593 * tree-flow.h (refs_may_alias_p): Declare.
16594 (get_single_def_stmt): Likewise.
16595 (get_single_def_stmt_from_phi): Likewise.
16596 (get_single_def_stmt_with_phi): Likewise.
16597 * tree-dfa.c (refs_may_alias_p): New function.
16598 (get_single_def_stmt): Likewise.
16599 (get_single_def_stmt_from_phi): Likewise.
16600 (get_single_def_stmt_with_phi): Likewise.
16601 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
16602 (vn_reference_lookup_1): New helper function.
16603 (vn_reference_lookup): Walk the virtual use-def chain to
16604 continue searching for a match if the def does not alias the
16605 reference we are looking for.
16607 2008-03-14 David Edelsohn <edelsohn@gnu.org>
16609 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
16610 archive and Perzl. Update The Written Word listing.
16612 2008-03-14 Richard Guenther <rguenther@suse.de>
16614 PR tree-optimization/34043
16615 PR tree-optimization/33989
16616 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
16618 (bitmap_find_leader): Use extra argument to verify dominance
16619 relationship inside a basic-block.
16620 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
16621 (find_leader_in_sets): Adjust.
16622 (create_component_ref_by_pieces): Take extra argument for
16623 dominance check, handle lookup failures.
16624 (find_or_generate_expression): Likewise.
16625 (create_expression_by_pieces): Likewise.
16626 (insert_into_preds_of_block): Adjust.
16627 (create_value_expr_from): If asked for, verify all operands
16628 are in the blocks AVAIL_OUT set.
16629 (make_values_for_stmt): Check for SSA_NAMEs that are life
16630 over an abnormal edge.
16631 (compute_avail): Remove such check.
16632 (do_SCCVN_insertion): New function.
16633 (eliminate): If we do not find a leader suitable for replacement
16634 insert a replacement expression from SCCVN if available.
16635 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
16636 (struct vn_ssa_aux): Add needs_insertion flag.
16637 * tree-ssa-sccvn.c (may_insert): New global flag.
16638 (copy_reference_ops_from_ref): Value-number union member access
16639 based on its size, not type and member if insertion is allowed.
16640 (visit_reference_op_load): For a weak match from union type
16641 punning lookup a view-converted value and insert a SSA_NAME
16642 for that value if that is not found.
16643 (visit_use): Make dumps shorter. Do not disallow value numbering
16644 SSA_NAMEs that are life over an abnormal edge to constants.
16645 (free_scc_vn): Release inserted SSA_NAMEs.
16646 (run_scc_vn): New flag to specify whether insertion is allowed.
16647 Process SSA_NAMEs in forward order.
16648 * tree-ssa-loop-im.c (for_each_index): Handle invariant
16649 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
16650 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
16651 pointer type to/from integral types that do not change the
16652 precision to regular conversions.
16654 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
16656 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
16657 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
16658 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
16659 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
16660 input arguments and the mode of return value. Built-in functions
16661 that operate on whole 64-bit MMX register now use V1DI mode.
16663 2008-03-13 Alon Dayan <alond@il.ibm.com>
16664 Olga Golovanevsky <olga@il.ibm.com>
16666 PR tree-optimization/35041
16667 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
16668 to locate the right position in a statement.
16670 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
16674 * config/i386/xmmintrin.h: Change all static inline functions to
16675 extern inline and add __gnu_inline__ attribute.
16676 * config/i386/bmintrin.h: Ditto.
16677 * config/i386/smmintrin.h: Ditto.
16678 * config/i386/tmmintrin.h: Ditto.
16679 * config/i386/mmintrin-common.h: Ditto.
16680 * config/i386/ammintrin.h: Ditto.
16681 * config/i386/emmintrin.h: Ditto.
16682 * config/i386/pmmintrin.h: Ditto.
16683 * config/i386/mmintrin.h: Ditto.
16684 * config/i386/mm3dnow.h: Ditto.
16686 2008-03-13 Jakub Jelinek <jakub@redhat.com>
16688 PR middle-end/35185
16689 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
16690 (lower_omp_2): New function.
16691 (lower_omp_1, lower_omp): Rewritten.
16693 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
16696 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
16697 with the phrase "Microsoft Windows compilers".
16698 (Push/Pop Macro Pragmas): New subsection. Document
16699 #pragma push_macro and pragma pop_macro.
16701 2008-03-12 Paul Brook <paul@codesourcery.com>
16703 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
16705 2008-03-12 Paul Brook <paul@codesourcery.com>
16707 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
16708 (thumb2_alusi3_short): Exclude PLUS and MINUS.
16709 (thumb2_addsi_shortim): Rename ...
16710 (thumb2_addsi_short): ... to this. Allow register operands.
16711 (thumb2_subsi_short): New pattern.
16712 (thumb2_one_cmplsi2_short,
16713 thumb2_negsi2_short): New patterns and peepholes.
16715 2008-03-12 Paul Brook <paul@codesourcery.com>
16717 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
16719 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
16721 * config/i386/i386.md (int_cond): New code iterator.
16723 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
16724 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
16725 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
16726 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
16727 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
16728 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
16729 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
16730 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
16732 2008-03-12 Paul Brook <paul@codesourcery.com>
16734 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
16735 instead of {arm,thumb}_compute_save_reg_mask.
16736 (output_return_instruction): Ditto.
16737 (thumb_unexpanded_epilogue): Ditto.
16738 (thumb1_expand_prologue): Ditto.
16739 (thumb1_output_function_prologue): Ditto.
16740 (arm_set_return_address): Ditto.
16741 (thumb_set_return_address): Ditto.
16742 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
16743 regs to achieve stack alignment.
16744 (thumb1_compute_save_reg_mask): Fix compiler warning.
16745 (arm_output_epilogue): Use offsets->saved_regs_mask.
16746 Adjust stack pointer by poping call clobered registers.
16747 (arm_expand_prologue): Use offsets->saved_regs_mask.
16748 Adjust stack pointer by pushing extra registers.
16749 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
16751 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
16754 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
16755 conversion to the operands of a multiplication.
16757 2008-03-12 Richard Guenther <rguenther@suse.de>
16759 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
16760 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
16761 * timevar.def (TV_TREE_PHIPROP): Add.
16762 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
16763 pass description. Use TV_TREE_PHIPROP.
16764 * tree-ssa-forwprop.c: Remove phiprop code.
16766 2008-03-12 Jakub Jelinek <jakub@redhat.com>
16768 PR middle-end/35549
16769 * omp-low.c (maybe_lookup_decl): Constify first argument.
16770 (use_pointer_for_field): Change last argument from bool to
16771 omp_context *. Disallow shared copy-in/out in nested
16772 parallel if decl is shared in outer parallel too.
16773 (build_outer_var_ref, scan_sharing_clauses,
16774 lower_rec_input_clauses, lower_copyprivate_clauses,
16775 lower_send_clauses, lower_send_shared_vars): Adjust callers.
16777 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
16778 Ira Rosen <irar@il.ibm.com>
16780 * tree-vectorizer.c (free_stmt_vec_info): New function.
16781 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
16782 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
16783 * tree-vectorizer.h (free_stmt_vec_info): Declare.
16784 * tree-vect-transform.c (vectorizable_conversion): Free
16785 vec_oprnds0 if it was allocated.
16786 (vect_permute_store_chain): Remove unused VECs.
16787 (vectorizable_store): Free VECs that are allocated in the..
16789 (vect_transform_strided_load, vectorizable_load): Likewise.
16790 (vect_remove_stores): Simplify the code.
16791 (vect_transform_loop): Move code to vect_remove_stores().
16792 Call vect_remove_stores() and free_stmt_vec_info().
16794 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16796 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
16797 TARGET_HPUX. Revise comment.
16798 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
16799 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
16800 Use sr4 variant of `be' instruction when not generating PIC code.
16801 (attr_length_call): Adjust for above change.
16803 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
16805 * ipa-reference.c (static_execute): Remove module_statics_const and
16806 associated setting code.
16808 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
16811 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
16812 predicate for operand 1.
16813 (paritysi2_cmp): Use register_operand predicate for operand 2.
16814 Use earlyclobber modifier for operand 1. Remove support for
16816 (paritydi2_cmp): Use register_operand predicate for operand 3.
16817 Use earlyclobber modifier for operand 1. Remove support for
16820 2008-03-11 Paul Brook <paul@codesourcery.com>
16821 Vladimir Prus <vladimir@codesourcery.com>
16823 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
16824 (arm_compute_save_reg0_reg12_mask): Always
16825 check if register 11 must be saved. Always safe hard frame pointer
16826 when frame_pointer_needeed.
16827 (arm_compute_save_reg_mask): Save IP and PC
16828 only with apcs frames.
16829 (arm_output_epilogue): Adjust Thumb2 codepath to
16830 be also invoked and work for ARM non-apcs frames.
16831 (arm_expand_prologue): Don't bother saving IP
16832 for non-apcs frame, since it's not clobbered by
16833 prologue code. Implement non-apcs frame
16836 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
16838 PR rtl-optimization/35281
16839 * expr.c (convert_move): Use a new pseudo for the intermediate
16840 from_mode->word_mode result.
16842 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
16844 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
16845 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
16846 * toplev.c (compile_file): Don't call it.
16848 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
16850 PR middle-end/35526
16851 * expr.c (store_expr): Call emit_block_move if the mode
16852 of "temp" RTX is BLKmode.
16854 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
16855 Richard Guenther <rguenther@suse.de>
16857 PR tree-optimization/31358
16858 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
16859 the step with a NULL_TREE.
16860 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
16861 to sizetype if type is a pointer type.
16862 (add_candidate_1): Don't convert the base and step to
16863 the generic type if the orginal type is a pointer type.
16864 (add_iv_value_candidates): Use sizetype for the step
16865 if type is a pointer type.
16866 (cand_value_at): Likewise.
16867 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
16869 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
16870 Don't convert the tem affine to the type.
16871 (add_elt_to_tree): Use sizetype for the step if a pointer.
16872 Use POINTER_PLUS_EXPR for pointers.
16873 (aff_combination_to_tree): Use sizetype for the step if a
16876 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
16878 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
16879 Remove commutativity hint.
16881 2008-03-10 Jakub Jelinek <jakub@redhat.com>
16885 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
16886 errorneous type. Check that v is a VAR_DECL.
16888 PR middle-end/35099
16889 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
16891 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
16893 PR tree-optimization/35494
16894 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
16895 may be overriden at link and run time.
16897 2008-03-10 Richard Guenther <rguenther@suse.de>
16899 PR tree-optimization/34677
16900 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
16901 (poolify_tree): Likewise.
16902 (modify_expr_template): Likewise.
16903 (poolify_modify_stmt): Likewise.
16904 (insert_fake_stores): Handle all component-ref style stores
16905 in addition to INDIRECT_REF. Also handle complex types.
16906 Do not poolify the inserted load.
16907 (realify_fake_stores): Do not rebuild the tree but only
16908 make it a SSA_NAME copy.
16909 (init_pre): Remove initialzation of modify_expr_template.
16910 Do not allocate modify_expr_node_pool.
16911 (fini_pre): Do not free modify_expr_node_pool.
16913 2008-03-10 Paul Brook <paul@codesourcery.com>
16915 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
16916 to avoid conflicts.
16918 2008-03-10 Paul Brook <paul@codesourcery.com>
16919 Mark Shinwell <shinwell@codesourcery.com>
16921 * config/arm/cortex-r4.md: New.
16922 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
16924 * config/arm/arm.md: Include cortex-r4.md.
16925 (insn): Add smmls, sdiv and udiv values.
16926 (generic_sched): Don't use generic scheduling for Cortex-R4.
16927 (arm_issue_rate): New function.
16928 (TARGET_SCHED_ISSUE_RATE): Define.
16930 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
16932 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
16934 2008-03-10 Richard Guenther <rguenther@suse.de>
16936 * tree-ssa-pre.c (get_sccvn_value): Simplify.
16937 (compute_avail): Do not add stmt uses to AVAIL_OUT.
16939 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
16941 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
16942 Set default to true.
16944 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16946 * c.opt (Wsynth): Deprecate.
16947 * doc/invoke.texi (Option Summary, Warning Options): Document
16948 -Wno-format-contains-nul.
16950 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
16953 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
16954 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
16956 2008-03-09 Ira Rosen <irar@il.ibm.com>
16958 * config/rs6000/rs6000.c (builtin_description): Rename vector
16959 left shift operations.
16960 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
16961 (altivec_vsl<VI_char>): Rename to ...
16962 (ashl<mode>3): ... new name.
16963 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
16965 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
16967 2008-03-08 Richard Guenther <rguenther@suse.de>
16969 * coverage.h (tree_coverage_counter_addr): Declare.
16970 * coverage.c (tree_coverage_counter_addr): New function.
16971 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
16972 before using again.
16973 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
16974 (tree_gen_one_value_profiler): Likewise.
16975 (tree_gen_ic_profiler): Likewise.
16976 (tree_gen_average_profiler): Likewise.
16977 (tree_gen_ior_profiler): Likewise.
16979 2008-03-08 Richard Guenther <rguenther@suse.de>
16981 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
16982 (vn_binary_op_insert): Likewise.
16983 (vn_unary_op_lookup): Likewise.
16984 (vn_unary_op_insert): Likewise.
16985 (vn_nary_op_lookup): Declare.
16986 (vn_nary_op_insert): Likewise.
16987 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
16988 and binary hashes, use a single obstack for unary_op_pool
16989 and binary_op_pool.
16990 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
16991 a single struct vn_nary_op_s. Store tree code length and
16992 a variable number of operands.
16993 (struct vn_reference_op_struct): Remove unused op2.
16994 (vn_reference_op_eq): Do not compare op2.
16995 (vn_reference_op_compute_hash): Do not compute hash of op2.
16996 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
16997 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
16998 with vn_nary_op_compute_hash.
16999 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
17000 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
17002 (vn_unary_op_insert, vn_binary_op_insert): Replace with
17004 (visit_unary_op): Call nary functions.
17005 (visit_binary_op): Likewise.
17006 (process_scc): Adjust for struct vn_tables_s changes.
17007 (allocate_vn_table): Likewise.
17008 (free_vn_table): Likewise.
17009 * tree-vn.c (vn_add): Call nary functions.
17010 (vn_lookup): Likewise.
17012 2008-03-08 Jakub Jelinek <jakub@redhat.com>
17015 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
17016 wdst back after sync_compare_and_swapqhi_internal.
17018 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
17021 * config/i386/i386-modes.def (V1DI): New vector mode.
17022 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
17023 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
17024 (MMXMODE248): Ditto.
17025 (MMXMODE): Add V1DI mode.
17026 (mmxvecsize): Change DI mode to V1DI mode.
17027 ("mov<mode>): Use MMXMODEI8 mode iterator.
17028 ("*mov<mode>_internal_rex64"): Ditto.
17029 ("*mov<mode>_internal"): Ditto.
17030 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
17031 ("mmx_sub<mode>3"): Ditto.
17032 ("mmx_adddi3"): Remove insn pattern.
17033 ("mmx_subdi3"): Ditto.
17034 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
17035 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
17036 ("mmx_ashl<mode>3"): Ditto.
17037 ("mmx_lshrdi3"): Remove insn pattern.
17038 ("mmx_ashldi3"): Ditto.
17039 * config/i386/i386.c (classify_argument): Handle V1DImode.
17040 (function_arg_advance_32): Ditto.
17041 (function_arg_32): Ditto.
17042 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
17043 mmx_addv1di3 insn pattern.
17044 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
17045 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
17046 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
17047 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
17048 Remove definitions of built-in functions.
17049 (V1DI_type_node): New node.
17050 (v1di_ftype_v1di_int): Ditto.
17051 (v1di_ftype_v1di_v1di): Ditto.
17052 (v2si_ftype_v2si_si): Ditto.
17053 (v4hi_ftype_v4hi_di): Remove node.
17054 (v2si_ftype_v2si_di): Ditto.
17055 (ix86_init_mmx_sse_builtins): Handle V1DImode.
17056 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
17057 Redefine builtins using def_builtin_const with *_ftype_*_int node.
17058 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
17059 Add new builtins using def_builtin_const.
17060 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
17061 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
17062 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
17063 * config/i386/mmintrin.h (__v1di): New typedef.
17064 (_mm_add_si64): Cast arguments to __v1di type.
17065 (_mm_sub_si64): Ditto.
17066 (_mm_sll_pi16): Cast __count to __v4hi type.
17067 (_mm_sll_pi32): Cast __count to __v2si type.
17068 (_mm_sll_si64): Cast arguments to __v1di type.
17069 (_mm_srl_pi16): Cast __count to __v4hi type.
17070 (_mm_srl_pi32): Cast __count to __v2si type.
17071 (_mm_srl_si64): Cast arguments to __v1di type.
17072 (_mm_sra_pi16): Cast __count to __v4hi type.
17073 (_mm_sra_pi32): Cast __count to __v2si type.
17074 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
17075 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
17076 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
17077 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
17078 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
17079 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
17080 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
17081 (_mm_srai_pi32): Use __builtin_ia32_psradi.
17082 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
17083 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
17084 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
17085 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
17087 2008-03-07 Joseph Myers <joseph@codesourcery.com>
17089 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
17091 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
17094 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
17095 reg+const addressing for Altivec modes. Don't generate reg+reg
17096 addressing for TFmode or TDmode quantities.
17098 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
17100 * c-common.c (vector_types_convertible_p): Call langhook
17101 instead of comptypes.
17103 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17106 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
17107 integral and scalar float variables which have a
17110 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
17112 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
17113 dwarf_register_span hook when emitting unwind information for
17114 register-to-memory saves.
17115 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
17116 (rs6000_frame_related): Remove call to spe_synthesize_frame.
17118 2008-03-06 Jakub Jelinek <jakub@redhat.com>
17120 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
17121 for the same VAR_DECL.
17123 2008-03-06 Tom Tromey <tromey@redhat.com>
17125 * treelang: Delete.
17126 * doc/standards.texi (Standards): Don't mention treelang.
17127 * doc/invoke.texi (Overall Options): Don't mention treelang.
17128 * doc/install.texi (Prerequisites): Don't mention bison or
17130 (Configuration): Don't mention treelang.
17131 (Building): Likewise.
17132 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
17134 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
17136 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
17137 word-extractions out of a multi-word object.
17139 2008-03-06 Richard Guenther <rguenther@suse.de>
17141 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
17142 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
17143 result type and precision.
17144 * expr.c (get_inner_reference): Set unsignedp based on the result
17145 type of BIT_FIELD_REF.
17146 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
17147 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
17148 (try_instantiate_multiple_fields): Likewise. Use the correct type
17150 (sra_build_assignment): Likewise.
17151 (sra_build_elt_assignment): Likewise.
17152 (sra_explode_bitfield_assignment): Likewise.
17153 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
17154 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
17155 set BIT_FIELD_REF_UNSIGNED.
17156 (vectorizable_load): Likewise.
17158 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
17160 * cse.c (cse_extended_basic_block): Invalidate artificial defs
17163 2008-03-06 Richard Guenther <rguenther@suse.de>
17165 * alias.c (struct alias_set_entry): Move has_zero_child field
17166 to pack with alias_set.
17168 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17170 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17173 2008-03-05 Ian Lance Taylor <iant@google.com>
17175 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
17177 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
17179 * fwprop.c (update_df): Support width and offset parameters of
17181 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
17182 global_conflicts): Change DF_REF_EXTRACT to either
17183 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
17184 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
17185 * df-scan.c (df_ref_record, df_defs_record,
17186 df_ref_create_structure, df_def_record_1, df_uses_record,
17187 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
17188 df_bb_refs_collect, df_entry_block_defs_collect,
17189 df_exit_block_uses_collect): Support new width and offset fields.
17190 (ref_extract_pool): New storage pool.
17191 (df_free_ref): New function.
17192 (df_reg_chain_unlink, df_free_collection_rec,
17193 df_sort_and_compress_refs): Call df_free_ref.
17194 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
17196 (df_ref_create_structure): Allocate df_ref_extract if offset and
17197 width fields are used.
17198 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
17199 (df_uses_record): Get offset and width from ZERO_EXTRACT
17201 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
17202 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
17203 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
17204 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
17205 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
17206 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
17207 (df_ref_extract): New structure.
17208 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
17209 (df_ref_create): Add width and offset parameters.
17211 2008-03-05 Richard Guenther <rguenther@suse.de>
17213 * tree-ssa-structalias.c (get_constraint_for_component_ref):
17214 Use ranges_overlap_p.
17215 (offset_overlaps_with_access): Rename
17216 to ranges_overlap_p and move ...
17217 * tree-flow-inline.h (ranges_overlap_p): ... here.
17219 * tree.h (get_inner_reference, handled_component_p): Update
17222 * tree.h (record_component_aliases, get_alias_set,
17223 alias_sets_conflict_p, alias_sets_must_conflict_p,
17224 objects_must_conflict_p): Move declarations ...
17225 * alias.h (record_component_aliases, get_alias_set,
17226 alias_sets_conflict_p, alias_sets_must_conflict_p,
17227 objects_must_conflict_p): ... here.
17228 Include coretypes.h.
17229 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
17231 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
17233 * cfg.c: Include tree-flow.h.
17234 (remove_edge_raw): Call redirect_edge_var_map_clear.
17235 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
17236 * tree-flow-inline.h (redirect_edge_var_map_def): New.
17237 (redirect_edge_var_map_result): New.
17238 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
17239 PENDING_STMT use with redirect_edge_var_map_*.
17240 * tree-ssa.c (edge_var_maps): New definition.
17241 (redirect_edge_var_map_add): New.
17242 (redirect_edge_var_map_clear): New.
17243 (redirect_edge_var_map_dup): New.
17244 (redirect_edge_var_map_vector): New.
17245 (redirect_edge_var_map_destroy): New.
17246 (ssa_redirect_edge): Replace PENDING_STMT use with
17247 redirect_edge_var_map_*.
17248 (flush_pending_stmts): Same.
17249 (delete_tree_ssa): Destroy edge var map.
17250 * tree-flow.h (struct _edge_var_map): New.
17251 Define edge_var_map vector type.
17252 Declare redirect_edge_var_map_* prototypes.
17253 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
17254 * tree-cfg.c (reinstall_phi_args): Replace
17255 PENDING_STMT use with redirect_edge_var_map_*.
17257 2008-03-05 Richard Guenther <rguenther@suse.de>
17259 PR tree-optimization/35472
17260 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
17261 whose single use_stmt has a overlapping set of loaded and
17262 stored symbols as that use_stmt might be a noop assignment then.
17264 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
17266 * gthr-rtems.h: Implement __gthread_mutex_destroy.
17268 2008-03-05 Richard Guenther <rguenther@suse.de>
17271 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
17272 should be constants.
17273 * tree-cfg.c (verify_expr): Verify it.
17274 * fold-const.c (fold_truthop): Remove code generating
17275 BIT_FIELD_REFs of structure bases.
17276 (fold_binary): Likewise.
17277 (fold_ternary): Position and size of BIT_FIELD_REFs are
17278 always host integers.
17279 (make_bit_field_ref): Remove.
17280 (optimize_bit_field_compare): Remove.
17281 (all_ones_mask_p): Remove.
17283 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
17286 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
17287 (split_block_and_df_analyze): New. Split basic block and rebuild
17289 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
17291 (split_pattern_seq): Likewise.
17292 (erase_matching_seqs): Likewise.
17293 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
17295 2008-03-04 Geoff Keating <geoffk@apple.com>
17297 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
17298 declaration and code.
17299 (tree_invalid_nonnegative_warnv_p): Likewise.
17301 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
17303 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
17304 examples. Truncate option-names then causing overfull hbox.
17306 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17309 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
17311 * configure: Rebuilt.
17313 2008-03-04 Rafael Espindola <espindola@google.com>
17315 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
17316 (tree_unary_nonnegative_warnv_p): New.
17317 (tree_binary_nonnegative_warnv_p): New.
17318 (tree_single_nonnegative_warnv_p): New.
17319 (tree_invalid_nonnegative_warnv_p): New.
17320 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
17322 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17325 * opts.c (handle_option): Postpone 'unknown option' errors only for
17328 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
17331 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
17334 2008-03-04 Rafael Espindola <espindola@google.com>
17336 * fold-const.c (tree_unary_nonzero_warnv_p): New.
17337 (tree_binary_nonzero_warnv_p): New.
17338 (tree_single_nonzero_warnv_p): New.
17339 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
17341 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
17343 PR middle-end/35456
17344 * fold-const.c (fold_cond_expr_with_comparison): Prevent
17345 transformations for modes that have signed zeros.
17346 * ifcvt.c (noce_try_abs): Ditto.
17348 2008-03-04 Joseph Myers <joseph@codesourcery.com>
17350 * config/i386/i386.c (override_options): Force
17351 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
17353 2008-03-04 Jan Hubicka <jh@suse.cz>
17356 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
17359 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
17361 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
17362 label to probe the stack.
17364 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
17366 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
17367 (__gthr_win32_mutex_destroy): Declare.
17368 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
17369 __gthr_win32_mutex_destroy.
17370 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
17372 2008-03-03 Jan Hubicka <jh@suse.cz>
17375 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
17376 aggressive on inlining cold calls.
17378 2008-03-03 Richard Guenther <rguenther@suse.de>
17380 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
17381 struct copies into the expression table.
17382 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
17383 (try_to_simplify): Likewise.
17384 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
17385 integral and pointer arguments which do not change the
17386 precision to NOP_EXPRs.
17387 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
17388 VIEW_CONVERT_EXPR case.
17390 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
17392 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
17393 defined in a loop at depth 0 is invariant.
17394 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
17395 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
17396 be called at loop depth 0.
17398 2008-03-02 Jakub Jelinek <jakub@redhat.com>
17401 * gcc.c (process_command): Update copyright notice dates.
17402 * gcov.c (print_version): Likewise.
17403 * gcov-dump.c (print_version): Likewise.
17404 * mips-tfile.c (main): Likewise.
17405 * mips-tdump.c (main): Likewise.
17407 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17410 * c-common.c (flag_permissive): Delete.
17411 (constant_expression_warnings): Check flags first.
17412 (constant_expression_error): New.
17413 * c-common.h (flag_permissive): Delete.
17414 (constant_expression_error): Declare.
17415 * flags.h (flag_permissive): Declare. Update description.
17416 * diagnostic.c (pedwarn): Update.
17418 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
17419 (permissive_error_kind): New.
17420 * toplev.c (flag_permissive): Define. Update description.
17421 * toplev.h (permissive_error_kind): Declare.
17422 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
17423 (pedwarn_c90): Use pedantic_warning_kind.
17424 * c-opts.c (c_common_post_options): flag_permissive does not affect
17425 flag_pedantic_errors.
17427 2008-03-02 Joseph Myers <joseph@codesourcery.com>
17429 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
17430 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
17431 __absvsi2, __absvDI2): Use unsigned arithmetic.
17433 2008-03-02 Andi Kleen <ak@suse.de>
17434 Richard Guenther <rguenther@suse.de>
17436 * struct-equiv.c: Remove file.
17437 * cfg_cleanup.c (condjump_equiv_p): Remove.
17438 * Makefile.in (OBJS-common): Remove struct-equiv.o.
17439 (struct-equiv.o): Remove rule.
17440 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
17441 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
17442 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
17444 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17446 * ifcvt.c (noce_process_if_block): Try to handle only the then
17447 block if the else block exists but isn't suitable.
17449 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
17452 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
17453 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
17454 regression from previous patch.
17456 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
17459 * gthr.h: Add __gthread_mutex_destroy as a function that must be
17461 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
17462 * gthr-single.h (__gthread_mutex_destroy): Likewise.
17463 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
17464 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
17465 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
17466 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
17467 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
17468 (__gthread_mutex_destroy_function): Rename to
17469 __gthread_mutex_destroy.
17470 * gthr-dce.h (__gthread_mutex_destroy): Call
17471 pthread_mutex_destroy.
17472 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
17473 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
17474 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
17476 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17478 * df-scan.c (df_ref_chain_change_bb): Simplify.
17479 (df_insn_change_bb): Add new_bb argument. Simplify. Call
17480 set_block_for_insn if there's any change.
17481 * df.h ((df_insn_change_bb): Fix prototype.
17482 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
17483 df_insn_change_bb, don't call set_block_for_insn.
17484 * emit-rtl.c (reorder_insns): Likewise.
17485 * haifa-sched.c (move_insn): Likewise.
17487 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17489 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
17491 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17493 * tree-flow-inline.h (next_readonly_imm_use): Return
17494 NULL_USE_OPERAND_P after the end.
17496 2008-03-01 Richard Guenther <rguenther@suse.de>
17498 PR tree-optimization/35411
17499 * tree-sra.c (sra_build_assignment): Split conversion to
17500 final type to a separate statement if we are not assigning
17503 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17505 * fold-const.c (fold_convertible_p): Correct the logic to follow
17506 that in fold_convert().
17508 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
17511 * tree-inline.c (build_duplicate_type): When we make a
17512 duplicate type, make it unique in the canonical types system.
17514 2008-02-29 Tom Tromey <tromey@redhat.com>
17516 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
17517 input_file_stack_history, input_file_stack_restored): Remove.
17518 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
17519 * input.h (struct file_stack): Remove.
17520 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
17521 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
17523 * diagnostic.h (struct diagnostic_context) <last_module>: Change
17525 (diagnostic_last_module_changed): Add 'map' argument.
17526 (diagnostic_set_last_function): Likewise.
17527 * diagnostic.c (undiagnostic_report_current_module): Iterate using
17528 line map, not input_file_stack.
17529 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
17531 2008-02-29 Paul Brook <paul@codesourcery.com>
17533 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
17535 2008-02-29 Paul Brook <paul@codesourcery.com>
17537 * config/arm/ieee754-df.S (muldf3): Use RET macros.
17539 2008-02-29 Richard Guenther <rguenther@suse.de>
17541 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
17543 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
17544 value for comparing for a store match.
17545 (simplify_unary_expression): Do nothing for SSA_NAMEs.
17546 (try_to_simplify): Do not do a full-blown reference lookup.
17548 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
17550 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
17551 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
17553 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
17555 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
17557 * tree-loop-linear.c (try_interchange_loops): Compare memory access
17558 strides against cache sizes.
17560 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
17562 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
17565 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
17567 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
17568 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
17569 is smaller than the original promoted value.
17570 (simplify_subreg): If OP is a SUBREG, try to preserve its
17571 SUBREG_PROMOTED_VAR_P information.
17573 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
17575 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
17576 (VN_INFO_GET): Allocate new objects on the obstack.
17577 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
17578 for rpo_numbers_temp, for consistency.
17579 (free_scc_vn): Free the obstack.
17581 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
17583 * doc/invoke.texi: Document -ftree-loop-distribution.
17584 * tree-loop-distribution.c: New.
17585 * tree-pass.h (pass_loop_distribution): New.
17586 * graphds.h (struct graph): Add htab_t indices.
17587 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
17588 * tree-vectorizer.c (rename_variables_in_loop): Extern.
17589 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
17590 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
17591 * tree-data-ref.c (debug_data_dependence_relations): New.
17592 (dump_data_dependence_relation): Also print data references.
17593 (free_data_ref): Extern.
17594 (same_access_functions): Moved...
17595 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
17596 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
17597 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
17598 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
17599 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
17600 (stmts_from_loop): Skip LABEL_EXPR.
17601 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
17603 (build_rdg): Initialize rdg->indices htab.
17604 (free_rdg, stores_from_loop, ref_base_address,
17605 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
17606 have_similar_memory_accesses_1, ref_base_address_1,
17607 remove_similar_memory_refs): New.
17608 * tree-data-ref.h: Depend on tree-chrec.h.
17609 (debug_data_dependence_relations, free_data_ref): Declared.
17610 (same_access_functions): ... here.
17611 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
17613 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
17614 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
17615 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
17616 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
17617 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
17618 rdg_vertex_for_stmt): Declared.
17619 (struct rdg_edge): Add level.
17621 (free_rdg, stores_from_loop, remove_similar_memory_refs,
17622 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
17624 (rdg_has_similar_memory_accesses): New.
17625 * tree-vect-analyze.c: Remove unused static decls.
17626 * lambda.h (dependence_level): New.
17627 * common.opt (ftree-loop-distribution): New.
17628 * tree-flow.h (mark_virtual_ops_in_bb,
17629 slpeel_tree_duplicate_loop_to_edge_cfg,
17630 rename_variables_in_loop): Declared.
17631 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
17632 (OBJS-common): Add tree-loop-distribution.o.
17633 (tree-loop-distribution.o): New rule.
17634 * tree-cfg.c (mark_virtual_ops_in_bb): New.
17635 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
17636 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
17638 2008-02-28 Joseph Myers <joseph@codesourcery.com>
17641 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
17642 other than structures and unions.
17644 2008-02-28 Richard Guenther <rguenther@suse.de>
17647 2008-02-26 Richard Guenther <rguenther@suse.de>
17649 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
17650 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
17651 (lookup_decl_from_uid): Declare.
17652 (remove_decl_from_map): Likewise.
17653 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
17654 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
17655 (decl_for_uid_map): New global hashtable mapping DECL_UID
17657 (init_ttree): Allocate it.
17658 (insert_decl_to_uid_decl_map): New helper function.
17659 (make_node_stat): Insert new decls into the map.
17660 (copy_node_stat): Likewise.
17661 (lookup_decl_from_uid): New function.
17662 (remove_decl_from_map): Likewise.
17663 (print_decl_for_uid_map_statistics): New helper.
17664 (dump_tree_statistics): Call it.
17666 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
17667 (referenced_var_iterator): Adjust.
17668 (FOR_EACH_REFERENCED_VAR): Adjust.
17669 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
17670 (num_referenced_vars): Adjust.
17671 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
17672 (first_referenced_var): Remove.
17673 (end_referenced_vars_p): Likewise.
17674 (next_referenced_var): Likewise.
17675 (referenced_var_iterator_set): New helper function.
17676 * tree-dfa.c (referenced_var_lookup): Adjust.
17677 (referenced_var_check_and_insert): Likewise.
17678 (remove_referenced_var): Likewise.
17679 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
17680 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17681 (verify_call_clobbering): Likewise.
17682 (verify_memory_partitions): Likewise.
17683 (init_tree_ssa): Allocate bitmap instead of hashtable for
17685 (delete_tree_ssa): Adjust.
17686 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
17687 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17688 (compute_tag_properties): Likewise.
17689 (set_initial_properties): Likewise.
17690 (find_partition_for): Likewise.
17691 (update_reference_counts): Likewise.
17692 (dump_may_aliases_for): Likewise.
17693 * tree-ssa-operands.c (add_virtual_operand): Likewise.
17694 (add_call_clobber_ops): Likewise.
17695 (add_call_read_ops): Likewise.
17696 (get_asm_expr_operands): Likewise.
17697 * tree-into-ssa.c (dump_decl_set): Likewise.
17698 (update_ssa): Likewise.
17699 * tree-sra.c (scan_function): Likewise.
17700 (decide_instantiations): Likewise.
17701 (scalarize_parms): Likewise.
17702 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
17703 (dsa_named_for): Likewise.
17704 * tree-ssa-structalias.c (update_alias_info): Likewise.
17705 (merge_smts_into): Likewise.
17707 2008-02-27 David Daney <ddaney@avtrex.com>
17710 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
17711 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
17712 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
17713 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
17714 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
17716 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
17719 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
17720 (BUILT_IN_NEXTTOWARD): Remove.
17721 (BUILT_IN_NEXTTOWARDF): Ditto.
17722 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
17723 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
17725 2008-02-27 Tom Tromey <tromey@redhat.com>
17727 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
17728 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
17730 2008-02-27 Jan Beulich <jbeulich@novell.com>
17732 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
17733 update the respective field on newdecl.
17735 2008-02-27 Revital Eres <eres@il.ibm.com>
17737 PR rtl-optimization/34999
17738 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
17739 crossing edges that ends with a call insn.
17740 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
17741 call insn and clear the EDGE_CROSSING flag of the crossing edge
17742 when fixing fallthru edges.
17744 2008-02-27 Richard Guenther <rguenther@suse.de>
17746 PR middle-end/35390
17747 * fold-const.c (fold_unary): Return the correct argument,
17748 converted to the result type.
17750 2008-02-27 Richard Guenther <rguenther@suse.de>
17752 PR middle-end/34971
17753 * expr.c (expand_expr_real_1): Assert on rotates that operate
17755 * fold-const.c (fold_binary): Use the types precision, not the
17756 bitsize of the mode if folding rotate expressions. Build rotates
17757 only for full modes.
17759 2008-02-27 Jakub Jelinek <jakub@redhat.com>
17761 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
17762 and CPP_PRAGMA_EOL.
17763 * c-pragma.c (pragma_ns_name): New typedef.
17764 (registered_pp_pragmas): New variable.
17765 (c_pp_lookup_pragma): New function.
17766 (c_register_pragma_1): If flag_preprocess_only, do nothing
17767 for non-expanded pragmas, for expanded ones push pragma's
17768 namespace and name into registered_pp_pragmas vector.
17769 (c_invoke_pragma_handler): Register OpenMP pragmas even when
17770 flag_preprocess_only, don't register GCC pch_preprocess
17771 pragma if flag_preprocess_only.
17772 * c-opts.c (c_common_init): Call init_pragma even if
17773 flag_preprocess_only.
17774 * c-pragma.c (c_pp_lookup_pragma): New prototype.
17775 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
17776 cpp_register_pragma if flag_preprocess_only.
17778 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17781 * c-parser.c (c_parser_translation_unit): Warn for empty
17782 translation unit, not empty source file.
17784 2008-02-26 Paul Brook <paul@codesourcery.com>
17786 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
17787 operand for Thumb-2.
17788 * config/arm/arm.h (reg_class): Add CORE_REGS.
17789 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
17790 (BASE_REG_CLASS): Use CORE_REGS.
17791 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
17792 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
17793 (REGNO_OK_FOR_INDEX_P): Exclude SP.
17794 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
17795 ARM_REGNO_OK_FOR_INDEX_P.
17796 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
17797 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
17798 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
17799 (ldm/stm peepholes): Ditto.
17800 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
17801 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
17802 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
17803 * config/arm/constraints.md: Enable "k" constraint on ARM.
17805 2008-02-27 Ben Elliston <bje@au.ibm.com>
17807 * config/rs6000/rs6000.c: Annotate cache line size field in all
17808 instances of struct processor_costs.
17810 2008-02-26 David Edelsohn <edelsohn@gnu.org>
17812 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
17813 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
17814 jump_bypass): New counters.
17815 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
17816 * dce.c (gate_ud_dce): Same.
17817 (gate_fast_dce): Same.
17818 * dse.c (gate_dse1): New function.
17819 (gate_dse2): New function.
17820 (gate_dse): Merge results of new gate functions.
17821 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
17822 (gate_handle_jump_bypass): Add dbg_cnt.
17823 (gate_handle_gcse): Add dbg_cnt.
17824 * ifcvt.c (gate_handle_if_conversion): Same.
17825 (gate_handle_if_after_combine): Same.
17826 (gate_handle_if_after_reload): Same.
17827 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
17829 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
17831 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
17833 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
17835 2008-02-26 Jason Merrill <jason@redhat.com>
17838 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
17839 alone if it's the naming decl for the type's main variant.
17841 2008-02-26 Tom Tromey <tromey@redhat.com>
17843 * system.h (USE_MAPPED_LOCATION): Poison.
17844 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
17845 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
17846 (make_goto_expr_edges): Likewise.
17847 (remove_bb): Likewise.
17848 (execute_warn_function_return): Likewise.
17849 * basic-block.h (struct edge_def) <goto_locus>: Change type to
17851 * c-common.c (fname_decl): Remove old location code.
17852 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
17854 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
17856 (ASM_INPUT_SOURCE_LOCATION): Likewise.
17857 (gen_rtx_ASM_INPUT): Likewise.
17858 (gen_rtx_ASM_INPUT_loc): Likewise.
17859 (get_rtx_asm_OPERANDS): Remove.
17860 * cfglayout.c (insn_locators_alloc): Remove old location code.
17861 (set_curr_insn_source_location): Likewise.
17862 (curr_insn_locator): Likewise.
17863 * print-tree.c (print_node): Remove old location code.
17864 * tree-mudflap.c (mf_varname_tree): Remove old location code.
17865 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
17866 * cfgexpand.c (expand_gimple_cond_expr): Don't use
17867 location_from_locus.
17868 (construct_exit_block): Remove old location code.
17869 * emit-rtl.c (force_next_line_note): Remove old location code.
17870 * profile.c (branch_prob): Remove old location code.
17871 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
17872 LOC_LINE): Remove old-location variants.
17873 * langhooks.c (lhd_print_error_function): Remove old location
17875 * configure, config.in: Rebuilt.
17876 * configure.ac (--enable-mapped-location): Remove.
17877 * c-decl.c (c_init_decl_processing): Remove old location code.
17878 (finish_function): Likewise.
17879 * recog.c (decode_asm_operands): Remove old location code.
17880 * c-pch.c (c_common_read_pch): Remove old location code.
17881 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
17883 * gimple-low.c (lower_function_body): Remove old location code.
17884 * toplev.c (unknown_location): Remove.
17885 (push_srcloc): Remove old-location variant.
17886 (process_options): Remove old location code.
17887 (lang_dependent_init): Likewise.
17888 * input.h (UNKNOWN_LOCATION): Move definition.
17889 (location_t): Undeprecate.
17890 (source_locus): Remove.
17891 (location_from_locus): Remove.
17892 (struct location_s): Remove.
17893 Remove all old-location code.
17894 (input_line, input_filename): Remove.
17895 * final.c (final_scan_insn): Remove old location code.
17896 * diagnostic.c (diagnostic_build_prefix): Remove
17897 USE_MAPPED_LOCATION test.
17898 * tree.h (gimple_stmt) <locus>: Now a location_t.
17899 (tree_exp) <locus>: Likewise.
17900 (DECL_IS_BUILTIN): Remove old-location variant.
17901 (annotate_with_file_line, annotate_with_locus): Likewise.
17902 (expr_locus, set_expr_locus): Update.
17903 * tree.c (build1_stat): Remove old location code.
17904 (last_annotated_node): Remove.
17905 (annotate_with_file_line): Remove old-location variant.
17906 (annotate_with_locus): Likewise.
17907 (expr_location): Remove old location code.
17908 (set_expr_location): Likewise.
17909 (expr_has_location): Likewise.
17910 (expr_locus): Likewise.
17911 (set_expr_locus): Likewise.
17912 (expr_filename): Don't use location_from_locus.
17913 (expr_lineno): Likewise.
17914 * rtl-error.c (location_for_asm): Remove old location code.
17915 * c-lex.c (cb_line_change): Remove old location code.
17916 (fe_file_change): Likewise.
17917 (cb_def_pragma): Likewise.
17918 (c_lex_with_flags): Likewise.
17919 * gengtype.c (do_typedef): Don't special-case location types.
17920 (define_location_structures): Remove.
17921 (main): Don't call define_location_structures.
17922 * tree-pretty-print.c (dump_implicit_edges): Remove old location
17925 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17928 * builtins.def (BUILT_IN_STDARG_START): Remove.
17929 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
17930 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
17931 * tree-inline.c (inline_forbidden_p_1): Likewise.
17933 2008-02-26 Richard Guenther <rguenther@suse.de>
17935 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
17936 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
17937 (lookup_decl_from_uid): Declare.
17938 (remove_decl_from_map): Likewise.
17939 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
17940 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
17941 (decl_for_uid_map): New global hashtable mapping DECL_UID
17943 (init_ttree): Allocate it.
17944 (insert_decl_to_uid_decl_map): New helper function.
17945 (make_node_stat): Insert new decls into the map.
17946 (copy_node_stat): Likewise.
17947 (lookup_decl_from_uid): New function.
17948 (remove_decl_from_map): Likewise.
17949 (print_decl_for_uid_map_statistics): New helper.
17950 (dump_tree_statistics): Call it.
17952 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
17953 (referenced_var_iterator): Adjust.
17954 (FOR_EACH_REFERENCED_VAR): Adjust.
17955 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
17956 (num_referenced_vars): Adjust.
17957 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
17958 (first_referenced_var): Remove.
17959 (end_referenced_vars_p): Likewise.
17960 (next_referenced_var): Likewise.
17961 (referenced_var_iterator_set): New helper function.
17962 * tree-dfa.c (referenced_var_lookup): Adjust.
17963 (referenced_var_check_and_insert): Likewise.
17964 (remove_referenced_var): Likewise.
17965 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
17966 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17967 (verify_call_clobbering): Likewise.
17968 (verify_memory_partitions): Likewise.
17969 (init_tree_ssa): Allocate bitmap instead of hashtable for
17971 (delete_tree_ssa): Adjust.
17972 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
17973 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17974 (compute_tag_properties): Likewise.
17975 (set_initial_properties): Likewise.
17976 (find_partition_for): Likewise.
17977 (update_reference_counts): Likewise.
17978 (dump_may_aliases_for): Likewise.
17979 * tree-ssa-operands.c (add_virtual_operand): Likewise.
17980 (add_call_clobber_ops): Likewise.
17981 (add_call_read_ops): Likewise.
17982 (get_asm_expr_operands): Likewise.
17983 * tree-into-ssa.c (dump_decl_set): Likewise.
17984 (update_ssa): Likewise.
17985 * tree-sra.c (scan_function): Likewise.
17986 (decide_instantiations): Likewise.
17987 (scalarize_parms): Likewise.
17988 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
17989 (dsa_named_for): Likewise.
17990 * tree-ssa-structalias.c (update_alias_info): Likewise.
17991 (merge_smts_into): Likewise.
17993 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17996 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
17997 * c-opts.c (c_common_handle_option): Wall enables
17998 Wvolatile-register-var.
17999 * common.opt: Move Wvolatile-register-var to...
18002 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18004 * common.opt (Wlarger-than=): New.
18005 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
18007 * opts.c (common_handle_option): Handle -Wlarger-than=.
18008 * optc-gen.awk: Likewise.
18009 * opth-gen.awk: Likewise.
18010 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
18011 * tree-optimize.c (tree_rest_of_compilation): Likewise.
18013 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18015 * c-common.c (match_case_to_enum_1): Add appropriate
18016 OPT_W* parameter to warning.
18017 (c_do_switch_warnings): Likewise.
18018 * c-typeck.c (warning_init): Add one more parameter following
18019 'warning' function.
18020 (push_init_level): Update call to warning_init.
18021 (pop_init_level): Likewise.
18022 (add_pending_init): Likewise.
18023 (output_init_element: Likewise.
18025 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18028 * toplev.c (toplev_main): If there are warnings or error, print
18029 errors for ignored options.
18030 * opts.c (ignored_options): New static variable.
18031 (postpone_unknown_option_error): New.
18032 (print_ignored_options): New.
18033 (handle_option): Postpone errors for unknown -Wno-* options.
18034 * opts.h (print_ignored_options): Declare.
18036 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
18038 * config/mips/mips.md (loadgp_blockage, blockage): Change type
18041 2008-02-25 Richard Guenther <rguenther@suse.de>
18044 2008-02-25 Richard Guenther <rguenther@suse.de>
18046 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18047 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18048 (lookup_decl_from_uid): Declare.
18049 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18050 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18051 (decl_for_uid_map): New global hashtable mapping DECL_UID
18053 (init_ttree): Allocate it.
18054 (insert_decl_to_uid_decl_map): New helper function.
18055 (make_node_stat): Insert new decls into the map.
18056 (copy_node_stat): Likewise.
18057 (lookup_decl_from_uid): New function.
18058 (print_decl_for_uid_map_statistics): New helper.
18059 (dump_tree_statistics): Call it.
18061 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18062 (referenced_var_iterator): Adjust.
18063 (FOR_EACH_REFERENCED_VAR): Adjust.
18064 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18065 (num_referenced_vars): Adjust.
18066 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18067 (first_referenced_var): Remove.
18068 (end_referenced_vars_p): Likewise.
18069 (next_referenced_var): Likewise.
18070 (referenced_var_iterator_set): New helper function.
18071 * tree-dfa.c (referenced_var_lookup): Adjust.
18072 (referenced_var_check_and_insert): Likewise.
18073 (remove_referenced_var): Likewise.
18074 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18075 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18076 (verify_call_clobbering): Likewise.
18077 (verify_memory_partitions): Likewise.
18078 (init_tree_ssa): Allocate bitmap instead of hashtable for
18080 (delete_tree_ssa): Adjust.
18081 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18082 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18083 (compute_tag_properties): Likewise.
18084 (set_initial_properties): Likewise.
18085 (find_partition_for): Likewise.
18086 (update_reference_counts): Likewise.
18087 (dump_may_aliases_for): Likewise.
18088 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18089 (add_call_clobber_ops): Likewise.
18090 (add_call_read_ops): Likewise.
18091 (get_asm_expr_operands): Likewise.
18092 * tree-into-ssa.c (dump_decl_set): Likewise.
18093 (update_ssa): Likewise.
18094 * tree-sra.c (scan_function): Likewise.
18095 (decide_instantiations): Likewise.
18096 (scalarize_parms): Likewise.
18097 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18098 (dsa_named_for): Likewise.
18099 * tree-ssa-structalias.c (update_alias_info): Likewise.
18100 (merge_smts_into): Likewise.
18102 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
18105 * doc/invoke.texi (-fcx-limited-range): Document new option.
18106 * toplev.c (process_options): Handle -fcx-fortran-rules.
18107 * common.opt: Add documentation for -fcx-fortran-rules.
18109 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
18112 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
18113 actual behaviour and C99.
18115 2008-02-26 Ben Elliston <bje@au.ibm.com>
18117 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
18118 (ASM_CPU_POWER6_SPEC): Likewise.
18119 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
18120 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
18121 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
18123 2008-02-25 Richard Guenther <rguenther@suse.de>
18125 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18126 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18127 (lookup_decl_from_uid): Declare.
18128 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18129 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18130 (decl_for_uid_map): New global hashtable mapping DECL_UID
18132 (init_ttree): Allocate it.
18133 (insert_decl_to_uid_decl_map): New helper function.
18134 (make_node_stat): Insert new decls into the map.
18135 (copy_node_stat): Likewise.
18136 (lookup_decl_from_uid): New function.
18137 (print_decl_for_uid_map_statistics): New helper.
18138 (dump_tree_statistics): Call it.
18140 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18141 (referenced_var_iterator): Adjust.
18142 (FOR_EACH_REFERENCED_VAR): Adjust.
18143 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18144 (num_referenced_vars): Adjust.
18145 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18146 (first_referenced_var): Remove.
18147 (end_referenced_vars_p): Likewise.
18148 (next_referenced_var): Likewise.
18149 (referenced_var_iterator_set): New helper function.
18150 * tree-dfa.c (referenced_var_lookup): Adjust.
18151 (referenced_var_check_and_insert): Likewise.
18152 (remove_referenced_var): Likewise.
18153 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18154 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18155 (verify_call_clobbering): Likewise.
18156 (verify_memory_partitions): Likewise.
18157 (init_tree_ssa): Allocate bitmap instead of hashtable for
18159 (delete_tree_ssa): Adjust.
18160 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18161 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18162 (compute_tag_properties): Likewise.
18163 (set_initial_properties): Likewise.
18164 (find_partition_for): Likewise.
18165 (update_reference_counts): Likewise.
18166 (dump_may_aliases_for): Likewise.
18167 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18168 (add_call_clobber_ops): Likewise.
18169 (add_call_read_ops): Likewise.
18170 (get_asm_expr_operands): Likewise.
18171 * tree-into-ssa.c (dump_decl_set): Likewise.
18172 (update_ssa): Likewise.
18173 * tree-sra.c (scan_function): Likewise.
18174 (decide_instantiations): Likewise.
18175 (scalarize_parms): Likewise.
18176 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18177 (dsa_named_for): Likewise.
18178 * tree-ssa-structalias.c (update_alias_info): Likewise.
18179 (merge_smts_into): Likewise.
18181 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
18184 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
18185 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
18186 * alias.h (nonoverlapping_memrefs_p): Likewise.
18188 2008-02-25 Jan Beulich <jbeulich@novell.com>
18190 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
18191 * config/i386/netware-libgcc.exp: Add __bswap?i2,
18192 __emultls_get_address, __emultls_register_common,
18193 __floatundi?f, and _Unwind_GetIPInfo.
18194 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
18195 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
18196 (gen_regparm_prefix): Likewise.
18197 (i386_nlm_encode_section_info): Sync with
18198 config/i386/winnt.c:i386_pe_encode_section_info().
18199 (i386_nlm_maybe_mangle_decl_assembler_name): New.
18200 i386_nlm_mangle_decl_assembler_name): New.
18201 (netware_override_options): New.
18202 * config/i386/netware.h (netware_override_options): Declare.
18203 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
18204 (i386_nlm_mangle_decl_assembler_name): Declare.
18205 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
18207 2008-02-25 Ben Elliston <bje@au.ibm.com>
18210 * c-decl.c (grokdeclarator): Remove unused local variables
18211 `typedef_type' and `type_as_written'.
18213 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
18214 unused local variable `has_hot_blocks'.
18215 (fix_crossing_conditional_branches): Remove unused local variable
18218 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
18220 PR middle-end/19984
18221 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
18222 using DEF_C99_BUILTIN.
18223 (BUILT_IN_NANF): Ditto.
18224 (BUILT_IN_NANL): Ditto.
18226 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
18227 Revital Eres <eres@il.ibm.com>
18229 * modulo-sched.c (calculate_must_precede_follow): Address TODO
18230 regarding the order of two dependent insns in the same row.
18232 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
18234 * stor-layout.c (layout_decl): Do not bump the alignment of a
18235 bit-field to more than byte alignment if it is packed.
18237 2008-02-24 David Edelsohn <edelsohn@gnu.org>
18239 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
18242 2008-02-24 Diego Novillo <dnovillo@google.com>
18244 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
18247 * tree-vrp.c (vrp_evaluate_conditional): With
18248 -Wtype-limits, emit a warning when comparing against a
18249 constant outside the natural range of OP0's type.
18250 * c.opt (Wtype-limits): Move ...
18251 * common.opt (Wtype-limits): ... here.
18253 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
18255 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
18256 * config/rs6000/e300c2c3.md: New file.
18257 * config/rs6000/rs6000.c (processor_costs): Add new costs for
18259 (rs6000_override_options): Add e300c2 and e300c3 cases to
18260 processor_target_table. Do not allow usage of Altivec or Spe
18261 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
18262 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
18263 * config/rs6000/rs6000.h (processor_type): Add
18264 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
18265 (ASM_CPU_SPEC): Add e300c2 and e300c3.
18266 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
18267 and ppce300c3. Include e300c2c3.md.
18269 2008-02-23 David Edelsohn <edelsohn@gnu.org>
18271 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
18272 instead of TARGET_STRICT_ALIGN.
18274 2008-02-23 Joseph Myers <joseph@codesourcery.com>
18276 * explow.c (memory_address): Assert that the generated address is
18279 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18282 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
18283 * config/darwin-ppc-ldouble-patch.def: New file.
18284 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
18285 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
18286 SUBTARGET_INIT_BUILTINS if defined.
18287 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
18290 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
18293 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
18294 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
18296 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
18299 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
18300 file" warning condtional on -Winvalid-PCH.
18302 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
18304 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
18306 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
18310 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
18311 prevent reload from using MMX registers.
18312 (*mov<mode>_internal): Ditto.
18313 (*movv2sf_internal_rex64): Ditto.
18314 (*movv2sf_internal): Ditto.
18316 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18318 PR documentation/31569
18319 * doc/install.texi2html: Use makeinfo --no-number-sections.
18321 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18323 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
18324 ensure that we can address an entire entity > 8 bytes. Don't
18325 generate reg+reg addressing for such data.
18327 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18329 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
18330 strings when optimizing for size, unless the target cares about
18333 2008-02-22 Tom Tromey <tromey@redhat.com>
18335 * regclass.c (current_pass): Remove declaration.
18337 2008-02-22 Anatoly Sokolov <aesok@post.ru>
18339 * config/avr/libgcc.S (__RAMPZ__): Define.
18340 (__do_copy_data): Add for devices with 128KB code memory.
18342 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18344 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18346 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
18348 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
18350 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
18353 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18356 * c-typeck.c (build_binary_op): Warn about floating point
18357 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
18359 2008-02-21 Janis Johnson <janis187@us.ibm.com>
18362 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
18363 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
18365 (rs6000_override_options): Set altivec_abi as default, not override,
18366 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
18367 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
18368 is used; use new member spe_abi.
18369 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
18370 spe_abi and altivec_abi.
18372 2008-02-22 Tomas Bily <tbily@suse.cz>
18374 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
18376 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18379 * config.build (build_file_translate): Set to `CMD //c' only if
18381 * Makefile.in (build_file_translate): Improve comment.
18383 2008-02-21 Jan Hubicka <jh@suse.cz>
18385 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
18386 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
18387 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
18389 2008-02-21 Michael Matz <matz@suse.de>
18392 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
18394 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
18396 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
18397 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
18398 as insn constraint.
18399 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
18400 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
18401 SSE_VEC_FLOAT_MODE_P as insn constraint.
18402 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
18403 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
18404 sse4a_movntdf using MODEF mode iterator.
18405 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
18406 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
18407 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
18408 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
18409 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
18410 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
18411 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
18413 2008-02-21 Richard Guenther <rguenther@suse.de>
18415 * tree.def (PAREN_EXPR): New tree code.
18416 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
18418 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
18419 * expr.c (expand_expr_real_1): Likewise.
18420 * tree-inline.c (estimate_num_insns_1): Likewise.
18421 * tree-complex.c (expand_complex_move): Likewise.
18422 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
18425 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
18428 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
18430 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
18433 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
18435 * config/sh/sh.c (find_barrier): Don't go past
18436 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
18438 2008-02-20 DJ Delorie <dj@redhat.com>
18440 * config/h8300/h8300.md (insv): Force source operand to be a register.
18442 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
18443 as a jump, not as a plain insn.
18445 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
18447 * doc/invoke.texi (Warning Options): Add new option
18448 -Wframe-larger-than=.
18449 (-Wframe-larger-than): Document.
18451 * flags.h (warn_frame_larger_than, frame_larger_than_size):
18452 Add declarations for new option variables.
18454 * final.c (final_start_function): Check the frame size
18455 before emission and issue a Wframe-larger-than warning.
18457 * opts.c (warn_frame_larger_than, frame_larger_than_size):
18458 Add definitions for new option variables.
18459 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
18461 * common.opt (Wframe-larger-than=): New option.
18463 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
18465 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
18466 (<sse>_div<mode>3): Ditto.
18467 (<sse>_vmdiv<mode>3): Ditto.
18468 (<sse>_vmsqrt<mode>2): Ditto.
18469 (*smax<mode>3): Ditto.
18470 (sse5_frcz<mode>2): Ditto.
18471 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
18472 as insn constraint.
18474 2008-02-20 Richard Guenther <rguenther@suse.de>
18476 PR middle-end/35265
18477 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
18478 be happy with INTEGRAL_TYPE_P.
18480 2008-02-20 Richard Guenther <rguenther@suse.de>
18482 * fold-const.c (split_tree): Associate floatig-point expressions
18483 if flag_associative_math is set.
18485 2008-02-20 Richard Guenther <rguenther@suse.de>
18487 * tree.h (fold_real_zero_addition_p): Declare.
18488 * fold-const.c (fold_real_zero_addition_p): Export.
18489 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
18490 floating-point operations with zero and one.
18492 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
18494 * doc/install.texi: Correct references to CFLAGS, replacing them
18495 with BOOT_CFLAGS. Document flags used during bootstrap for
18498 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
18500 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
18501 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
18502 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
18504 (smin<mode>3): Ditto from similar patterns.
18505 (smax<mode>3): Ditto.
18506 (*ieee_smin<mode>3): Ditto.
18507 (*ieee_smax<mode>3): Ditto.
18508 * config/i386/sse.md (sse): New mode attribute.
18509 (mov<mode>): Macroize expander from movv4sf and movv2df using
18510 SSEMODEF2P mode iterator.
18511 (<sse>_movnt<mode>): Ditto from similar patterns. Use
18512 SSE_VEC_FLOAT_MODE_P as insn constraint.
18513 (storent<mode>): Ditto.
18514 (storent<mode>): Macroize expander from storentsf and storentdf using
18515 MODEF mode iterator.
18516 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
18517 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
18518 (abs<mode>2): Ditto from similar patterns.
18519 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
18520 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
18521 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
18522 (<sse>_vmsqrt<mode>2): Ditto.
18523 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
18524 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
18525 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
18526 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
18527 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
18528 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
18529 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
18531 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
18532 iterator and SSE_FLOAT_MODE_P as insn constraint.
18533 (<sse>_ucomi): Ditto from similar patterns.
18534 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
18535 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
18536 SSE_VEC_FLOAT_MODE_P as insn constraint.
18537 (vcond<mode>): Ditto from similar patterns.
18538 (and<mode>3, *and<mode>3): Ditto.
18539 (<sse>_nand<mode>3): Ditto.
18540 (ior<mode>3, *ior<mode>3): Ditto.
18541 (xor<mode>3, *xor<mode>3): Ditto.
18542 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
18543 iterator and SSE_FLOAT_MODE_P as insn constraint.
18544 (*nand<mode>3): Ditto from similar patterns.
18545 (*ior<mode>3): Ditto.
18546 (*xor<mode>3): Ditto.
18548 2008-02-20 Ira Rosen <irar@il.ibm.com>
18550 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
18551 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
18552 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
18554 2008-02-19 Jan Hubicka <jh@suse.cz>
18556 * predict.c (tree_bb_level_predictions): Remove variable next
18557 mistakely introduced by previous commit.
18559 2008-02-19 Jan Hubicka <jh@suse.cz>
18561 * predict.c (predict_paths_leading_to): Rewrite.
18562 (predict_paths_for_bb): New.
18563 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
18565 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18568 * Makefile.in (build_file_translate): New.
18569 (gcc-vers.texi): Use it for translating $(abs_srcdir).
18570 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
18571 * configure.ac (build_file_translate): Substitute it.
18572 * configure: Regenerate.
18574 2008-02-19 Jan Hubicka <jh@suse.cz>
18576 PR rtl-optimization/34408
18577 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
18580 2008-02-19 Jan Hubicka <jh@suse.cz>
18582 PR middle-end/28779
18583 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
18586 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
18589 * config/i386/i386-modes.def: Revert the last DI alignment
18590 change until Ada people can look into it.
18592 2008-02-19 Nick Clifton <nickc@redhat.com>
18594 * opts.c (print_specific_help): Fix typo in --help text.
18596 2008-02-19 Jakub Jelinek <jakub@redhat.com>
18599 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
18600 32-bit inline asm without asm alternatives for host GCC < 3.0.
18602 2008-02-19 Richard Guenther <rguenther@suse.de>
18604 PR tree-optimization/34989
18605 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
18606 Allow propagation to INDIRECT_REF if we can simplify only.
18608 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18610 * c-common.c (warn_for_collisions_1): Use appropriate option when
18613 2008-02-19 Nick Clifton <nickc@redhat.com>
18616 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
18617 (handle_options): Fix indentation.
18618 (print_filtered_help): If no language-specific options were
18619 displayed tell the user how to list all the options supported by
18620 the language's front-end.
18621 (print_specific_help): Fix indentation and remove duplicate line.
18622 (common_handle_option): Handle the -v option.
18623 For --help enable the display of undocumented options if the -v
18624 switch has been included on the command line.
18625 For --help= check for overlaps in the arguments between the option
18626 classes and the language names and issue a warning when they
18627 cannot be disambiguated.
18628 * c.opt (v): Pass on to the common option handler.
18630 2008-02-19 Revital Eres <eres@il.ibm.com>
18632 * modulo-sched.c (sms_schedule): Change dump message when
18633 create_ddg function fails.
18634 (try_scheduling_node_in_cycle): Rename row to cycle.
18635 (print_partial_schedule): Rename CYCLE to ROW.
18637 2008-02-19 Christian Bruel <christian.bruel@st.com>
18638 Zdenek Dvorak <ook@ucw.cz>
18640 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
18642 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
18645 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
18646 (*x86_movdicc_0_m1_se): Ditto.
18648 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
18650 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
18651 (CMPtype): Define as __gcc_CMPtype.
18652 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
18653 (CMPtype): Define as __gcc_CMPtype.
18655 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
18657 Support valgrind 3.3 for --enable-checking=valgrind.
18658 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
18660 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
18661 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
18662 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
18663 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
18664 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
18665 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
18666 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
18668 * ggc-zone.c: Similar.
18669 * ggc-page.c: Similar.
18671 2008-02-19 Paul Brook <paul@codesourcery.com>
18674 * config/arm/ieee754-df.S: Fix do_it typo.
18675 * config/arm/ieee754-sf.S: Fix do_it typo.
18677 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
18680 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
18681 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
18682 (OPTION_MASK_ISA_SSE_SET): Likewise.
18683 (OPTION_MASK_ISA_SSE2_SET): Likewise.
18684 (OPTION_MASK_ISA_SSE3_SET): Likewise.
18685 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
18686 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
18687 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
18688 (OPTION_MASK_ISA_SSE4_SET): Likewise.
18689 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
18690 (OPTION_MASK_ISA_SSE5_SET): Likewise.
18691 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
18692 (OPTION_MASK_ISA_MMX_UNSET): Updated.
18693 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
18694 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
18695 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
18696 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
18697 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
18698 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
18699 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
18700 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
18701 (OPTION_MASK_ISA_SSE4): Removed.
18702 (ix86_handle_option): Turn on bits in ix86_isa_flags and
18703 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
18704 (override_options): Don't turn on implied SSE/MMX bits in
18707 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
18709 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18712 2008-02-18 Joey Ye <joey.ye@intel.com>
18714 PR middle-end/34921
18715 * tree-nested.c (insert_field_into_struct): Set type alignment
18716 to field alignment if the former is less than the latter.
18718 2008-02-18 Jakub Jelinek <jakub@redhat.com>
18720 * BASE-VER: Set to 4.4.0.
18722 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18724 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
18725 * doc/cfg.texi: Likewise.
18726 * doc/extend.texi: Likewise.
18727 * doc/gty.texi: Likewise.
18728 * doc/invoke.texi: Likewise.
18729 * doc/loop.texi: Likewise.
18730 * doc/md.texi: Likewise.
18731 * doc/passes.texi: Likewise.
18732 * doc/rtl.texi: Likewise.
18733 * doc/sourcebuild.texi: Likewise.
18734 * doc/tm.texi: Likewise.
18735 * doc/tree-ssa.texi: Likewise.
18737 2008-02-17 Richard Guenther <rguenther@suse.de>
18739 PR middle-end/35227
18740 * tree-complex.c (init_parameter_lattice_values): Handle parameters
18741 without default definition.
18743 2008-02-17 Richard Guenther <rguenther@suse.de>
18745 PR tree-optimization/35231
18746 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
18749 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
18752 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18753 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
18754 libgcc_cmp_return mode.
18756 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18759 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
18761 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
18763 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
18766 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18768 * doc/c-tree.texi: Use `@.' where appropriate.
18769 * doc/extend.texi: Likewise.
18770 * doc/install.texi: Likewise.
18771 * doc/invoke.texi: Likewise.
18772 * doc/loop.texi: Likewise.
18773 * doc/makefile.texi: Likewise.
18774 * doc/md.texi: Likewise.
18775 * doc/passes.texi: Likewise.
18776 * doc/standards.texi: Likewise.
18777 * doc/tm.texi: Likewise.
18779 2008-02-15 Jakub Jelinek <jakub@redhat.com>
18781 PR middle-end/35196
18782 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
18784 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
18785 rather than in entry_bb.
18787 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18789 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
18790 libgcc_cmp_return mode.
18792 2008-02-15 Jakub Jelinek <jakub@redhat.com>
18794 PR middle-end/35130
18795 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
18796 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
18798 2008-02-15 Richard Guenther <rguenther@suse.de>
18799 Zdenek Dvorak <ook@ucw.cz>
18801 PR tree-optimization/35164
18802 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
18803 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
18804 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
18805 Only propagate addresses which do not have abnormal SSA_NAMEs
18808 2008-02-15 Joseph Myers <joseph@codesourcery.com>
18811 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
18813 2008-02-15 Jan Hubicka <jh@suse.cz>
18815 PR middle-end/35149
18816 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
18818 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18820 PR middle-end/34621
18821 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
18822 when calculating alignment_pad.
18824 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18826 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
18827 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
18828 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
18829 and STACK_BOUNDARY define.
18831 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
18833 PR preprocessor/35061
18834 * c-pragma.c (handle_pragma_pop_macro): Check that
18835 pushed_macro_table has been allocated.
18837 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
18839 PR middle-end/35136
18840 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
18841 (force_gimple_operand): Likewise.
18842 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
18843 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
18844 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
18845 (find_interesting_uses_address): Check addressability and alignment
18846 of the base expression only after substituting bases of IVs into it.
18848 2008-02-14 Michael Matz <matz@suse.de>
18851 * function.c (instantiate_virtual_regs_in_insn): Reload address
18852 before falling back to reloading the whole operand.
18854 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
18856 * config/s390/s390.c (s390_mainpool_start): Emit the pool
18857 before the first section switch note.
18859 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18861 * doc/bugreport.texi: Update copyright years.
18862 * doc/c-tree.texi: Likewise.
18863 * doc/cfg.texi: Likewise.
18864 * doc/cpp.texi: Likewise.
18865 * doc/cppinternals.texi: Likewise.
18866 * doc/fragments.texi: Likewise.
18867 * doc/frontends.texi: Likewise.
18868 * doc/gcc.texi: Likewise.
18869 * doc/gty.texi: Likewise.
18870 * doc/hostconfig.texi: Likewise.
18871 * doc/implement-c.texi: Likewise.
18872 * doc/libgcc.texi: Likewise.
18873 * doc/loop.texi: Likewise.
18874 * doc/makefile.texi: Likewise.
18875 * doc/options.texi: Likewise.
18876 * doc/passes.texi: Likewise.
18877 * doc/rtl.texi: Likewise.
18878 * doc/sourcebuild.texi: Likewise.
18879 * doc/standards.texi: Likewise.
18880 * doc/tree-ssa.texi: Likewise.
18881 * doc/trouble.texi: Likewise.
18883 * doc/extend.texi: Use @: or add comma where appropriate.
18884 * doc/invoke.texi: Likewise.
18885 * doc/tm.texi: Likewise.
18887 2008-02-14 Alan Modra <amodra@bigpond.net.au>
18890 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
18893 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
18895 * doc/md.texi (clz, ctz): Add reference.
18896 * doc/rtl.texi (clz, ctz): Likewise.
18898 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18901 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
18904 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
18906 * config/s390/s390.c (struct constant_pool): New field
18907 emit_pool_after added.
18908 (s390_mainpool_start): Set the emit_pool_after flag according
18909 to the section switch notes.
18910 (s390_mainpool_finish): Consider emit_pool_after when emitting
18911 the literal pool at the end of the function.
18912 (s390_chunkify_start): Force literal pool splits at section
18915 2008-02-13 Michael Matz <matz@suse.de>
18918 * var-tracking.c (clobber_variable_part): Correctly traverse the
18921 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18924 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
18925 Add -fdump-ipa-inline.
18926 * tree-dump.c (dump_files): Remove tree-inlined dump.
18927 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
18929 2008-02-12 Richard Guenther <rguenther@suse.de>
18931 PR tree-optimization/35171
18932 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
18935 2008-02-12 Richard Guenther <rguenther@suse.de>
18937 PR middle-end/35163
18938 * fold-const.c (fold_widened_comparison): Use get_unwidened in
18939 value-preserving mode. Disallow final truncation.
18941 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
18943 PR middle-end/35136
18944 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
18945 code from here to...
18946 (force_gimple_operand): ...here.
18948 2008-02-12 Jakub Jelinek <jakub@redhat.com>
18951 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
18952 non-compatible pointers.
18953 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
18954 different FIELD_DECLs, try harder by comparing field offsets, sizes
18957 PR inline-asm/35160
18958 * function.c (match_asm_constraints_1): Don't replace the same input
18961 2008-02-12 Anatoly Sokolov <aesok@post.ru>
18963 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
18964 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
18965 (expand_epilogue): Restore RAMPZ register.
18966 * config/avr/avr.md (RAMPZ_ADDR): New constant.
18968 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
18970 * config/i386/cygwin.asm: (__alloca): Correct calling
18971 convention and alignment.
18972 (__chkstk): Force 8 byte stack alignment.
18974 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
18975 Richard Guenther <rguenther@suse.de>
18977 PR tree-optimization/33992
18978 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
18979 the zero we compare against.
18981 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
18983 PR libfortran/35063
18984 * gthr-win32.h (__gthread_mutex_destroy_function): New function
18985 to CloseHandle after unlocking to prevent accumulation of handle
18988 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18990 PR middle_end/34150
18991 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
18992 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
18993 and update LABEL_NUSES during and after reload.
18995 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
18997 PR middle-end/34627
18998 * combine.c (simplify_if_then_else): Make sure the comparison is
18999 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
19001 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
19004 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
19005 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
19006 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
19007 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
19008 * tree.h (get_type_static_bounds): Likewise.
19010 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19012 * doc/invoke.texi (Option Summary, C++ Dialect Options)
19013 (Objective-C and Objective-C++ Dialect Options, Warning Options):
19014 Make -Wfoo language annotations match what the compiler outputs.
19016 2008-02-08 Sa Liu <saliu@de.ibm.com>
19018 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
19019 intrinsics spu_convts, spu_convtu, spu_convtf.
19021 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
19023 * doc/extend.texi (Function Attributes) <noinline>: Mention
19024 asm ("") as method to keep calls.
19026 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19029 * doc/options.texi (Options): Replace references to opts.sh with
19031 * opts-common.c: Likewise.
19032 * optc-gen.awk: Likewise.
19034 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
19036 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
19038 2008-02-07 Richard Henderson <rth@redhat.com>
19041 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
19042 EXPR_LIST for the REG_EQUAL instead of a comparison with a
19045 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
19047 PR tree-optimization/35085
19048 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
19049 for operand entry oe2 in addition to operand entry oe3 in order to
19050 expose more opportunities for vectorizer sum reduction.
19052 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19055 * Makefile.in (LIBS): Remove $(GMPLIBS).
19056 (cc1-dummy, cc1): Add $(GMPLIBS).
19058 2008-02-06 Jan Hubicka <jh@suse.cz>
19061 * i386.md (moddf_integer): Do not produce partial memory stalls for
19062 targets where it hurts.
19064 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
19067 * optabs.c (expand_float): Do not check for decimal modes when
19068 expanding unsigned integer through signed conversion.
19070 2008-02-06 Nick Clifton <nickc@redhat.com>
19072 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
19073 inside the clobber with a match_operand and duplicated operand
19074 number in the constraint.
19075 (ineqbranchsi): Delete redundant comment.
19077 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
19079 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
19080 builtin_define ("__USE_INIT_FINI__").
19081 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
19083 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
19085 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19087 PR documentation/30330
19088 * doc/invoke.texi (C++ Dialect Options)
19089 (Objective-C and Objective-C++ Dialect Options, Warning Options):
19090 For each warning option -Wfoo that allows -Wno-foo, ensure both
19091 -Wfoo and -Wno-foo are listed in the option index. Fix index
19092 entry of -Wswitch-default, index -Wnormalized= including the
19093 `=', and -Wlarger-than-@var{len} including @var{len}.
19095 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
19097 * config/i386/i386.md (floatunssisf2): Use
19098 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
19099 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
19100 Macroize expander using MODEF mode iterator.
19102 2008-02-05 Diego Novillo <dnovillo@google.com>
19104 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
19107 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
19109 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19112 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
19114 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
19117 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
19118 to indicate if a message should be generated.
19119 (init_cumulative_args): Updated.
19120 (function_value_32): Likewise.
19122 2008-02-05 Joseph Myers <joseph@codesourcery.com>
19124 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
19126 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
19129 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
19130 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
19132 2008-02-04 Diego Novillo <dnovillo@google.com>
19134 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
19137 * tree-vrp.c (vrp_evaluate_conditional): With
19138 -Wtype-limits, emit a warning when comparing against a
19139 constant outside the natural range of OP0's type.
19141 2008-02-04 Richard Guenther <rguenther@suse.de>
19143 PR middle-end/33631
19144 * expr.c (count_type_elements): Give for unions instead of
19147 2008-02-04 Richard Guenther <rguenther@suse.de>
19149 PR middle-end/35043
19150 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
19151 to TYPE_DOMAINs base type instead of using bitsizetype here.
19153 2008-02-03 Jason Merrill <jason@redhat.com>
19155 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
19157 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19160 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
19161 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
19162 (RS/6000 and PowerPC Options): Fix typos and markup.
19163 * doc/passes.texi (Tree-SSA passes): Likewise.
19165 2008-02-02 Michael Matz <matz@suse.de>
19168 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
19169 from record_last_reg_set_info.
19170 (record_last_reg_set_info): Take an RTX argument, iterate over all
19171 constituent hardregs.
19172 (record_last_set_info, record_opr_changes): Change calls to
19173 new signature or to record_last_reg_set_info_regno.
19175 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
19177 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
19179 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
19181 PR rtl-optimization/34773
19182 * reg-notes.def (EQUAL): Mention significance of combination of
19183 REG_EQUAL and REG_RETVAL.
19184 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
19185 insn that has a REG_RETVAL.
19187 2008-02-01 Roger Sayle <roger@eyesopen.com>
19190 * configure.ac (--enable-fixed-point): Disable unless explicitly
19192 * configure: Regenerate.
19194 2008-02-01 Richard Guenther <rguenther@suse.de>
19197 * invoke.texi (-finline-limit): Remove no longer true parts
19198 of the documentation. Note that there is no default value.
19200 2008-02-01 Andrew Pinski <pinskia@gmail.com>
19201 Mark Mitchell <mark@codesourcery.com>
19202 Ben Elliston <bje@au.ibm.com>
19205 * doc/extend.texi (Other Builtins): Document.
19207 2008-01-31 Tom Browder <tom.browder@gmail.com>
19209 * doc/c-tree.texi (Types): Fix grammar.
19210 (Expression trees): Ditto.
19211 * doc/passes.texi (Tree-SSA passes): Ditto.
19213 * doc/configterms.texi (Configure Terms): Fix typo.
19214 * doc/cpp.texi (Common Predefined Macros): Ditto.
19215 * doc/md.texi (Machine Constraints): Ditto.
19217 * doc/makefile.texi (Makefile): Add comma.
19219 2008-01-31 Tom Browder <tom.browder@gmail.com>
19220 Gerald Pfeifer <gerald@pfeifer.com>
19222 * doc/sourcebuild.texi (Front End): Remove references to CVS
19223 and CVSROOT/modules.
19224 (Texinfo Manuals): Replace reference to CVS by one to SVN.
19225 (Back End): Remove reference to CVS.
19227 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
19230 * config/mips/mips.c (gen_load_const_gp): New function, taking a
19232 (mips16_gp_pseudo_reg): ...here.
19233 * config/mips/mips.md (load_const_gp): Replace with...
19234 (load_const_gp_<mode>): ...this :P-based insn.
19236 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19238 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
19239 options. Minor fixes.
19240 (-std): Move reference to standards closer to where language
19241 standards are first mentioned.
19243 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
19245 PR rtl-optimization/34995
19246 * reload.c (alternative_allows_const_pool_ref): Take an rtx
19247 parameter and return a bool. If the rtx parameter is nonnull,
19248 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
19249 (find_reloads): Update call accordingly. Pass the new operand
19250 if it needed no address reloads, otherwise pass null.
19252 2008-01-30 Richard Henderson <rth@redhat.com>
19255 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
19256 for unbounded arrays.
19258 2008-01-30 Silvius Rus <rus@google.com>
19260 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
19262 2008-01-30 Jan Hubicka <jh@suse.cz>
19265 * i386.c (init_cumulative_args): Use real function declaration when
19268 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
19270 PR rtl-optimization/34998
19271 * global.c (build_insn_chain): Treat non-subreg_lowpart
19272 SUBREGs of pseudos as clobbering all the words covered by the
19273 SUBREG, not just all the bytes.
19274 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
19275 original df_ref rather than an extract parameter.
19276 (global_conflicts): Update call accordingly.
19278 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
19280 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
19281 the overflow check to make it easier to read.
19282 (__fixtfdi): Change the type of the ll member in union
19283 long_double to UDItype_x.
19285 2008-01-30 Jakub Jelinek <jakub@redhat.com>
19287 PR middle-end/34969
19288 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
19289 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
19290 * tree-inline.c (fold_marked_statements): Call
19291 cgraph_update_edges_for_call_stmt if folding a call statement.
19292 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
19293 debug_generic_stmt calls, reset it back afterwards.
19296 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
19298 * c-typeck.c (build_external_ref): Don't pedwarn about
19299 static vars in current function's scope.
19301 2008-01-29 Joseph Myers <joseph@codesourcery.com>
19303 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
19305 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
19308 * ipa-struct-reorg.c: Fix spelling.
19309 * params.def: Ditto.
19311 2008-01-29 Richard Guenther <rguenther@suse.de>
19313 PR middle-end/35006
19314 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
19316 * tree-inline.c (remap_type): Increment remapping_type_depth
19317 around remapping types.
19318 (copy_body_r): Only add referenced variables if they are referenced
19319 from code, not types.
19321 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
19332 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
19333 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
19335 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
19338 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
19339 pointer for tiny stack.
19341 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
19343 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
19345 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
19347 * config/vx-common.h: Fix typo in comment.
19349 2008-01-28 Ian Lance Taylor <iant@google.com>
19353 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
19354 coalesce pointers if they have different DECL_NO_TBAA_P values.
19355 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
19356 between variables with different DECL_NO_TBAA_P values.
19358 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
19361 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
19362 are not legitimate small data references on SPE targets.
19364 2008-01-28 David Daney <ddaney@avtrex.com>
19366 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
19368 2008-01-28 David Daney <ddaney@avtrex.com>
19370 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
19372 2008-01-27 Joseph Myers <joseph@codesourcery.com>
19374 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
19375 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
19376 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
19377 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
19378 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
19379 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
19380 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
19381 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
19383 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19385 * basic-block.h (condjump_equiv_p): Fix comment.
19387 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19389 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
19390 print_generic_stmt_indented): Fix comment.
19392 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19394 * configure.ac (__stack_chk_fail): Add detecion for availability
19395 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
19396 * configure: Regenerate.
19398 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
19400 PR middle-end/34688
19401 * final.c (output_addr_const): Handle TRUNCATE.
19403 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
19406 * tree-ssa-loop-ivopts.c (comp_cost): New type.
19407 (zero_cost, infinite_cost): New constants.
19408 (struct cost_pair): Change type of cost to comp_cost.
19409 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
19410 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
19412 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
19413 split_address_cost, ptr_difference_cost, difference_cost,
19414 get_computation_cost_at, get_computation_cost,
19415 determine_use_iv_cost_generic, determine_use_iv_cost_address,
19416 determine_use_iv_cost_condition, determine_use_iv_costs,
19417 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
19418 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
19419 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
19420 Change type of cost to comp_cost.
19421 (determine_iv_cost): Increase cost of non-original ivs, instead
19422 of decreasing the cost of original ones.
19423 (get_address_cost): Indicate the complexity of the addressing mode
19425 (try_add_cand_for): Prefer using ivs not specific to some object.
19426 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
19428 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
19429 Janis Johnson <janis187@us.ibm.com>
19432 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
19433 (TARGET_INSTANTIATE_DECLS): Likewise.
19434 * target.h (expand_to_rtl_hook): New target hook.
19435 (instantiate_decls): Likewise.
19436 * function.c (instantiate_decl): Make non-static. Rename to...
19437 (instantiate_decl_rtl): ... this.
19438 (instantiate_expr): Use instantiate_decl_rtl.
19439 (instantiate_decls_1): Likewise.
19440 (instantiate_decls): Likewise.
19441 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
19442 * function.h (instantiate_decl_rtl): Add prototype.
19443 * cfgexpand.c (target.h): New include.
19444 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
19445 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
19446 (TARGET_INSTANTIATE_DECLS): Likewise.
19447 (TARGET_INITIALIZER): New target hooks added.
19448 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
19450 * config/rs6000/rs6000.c (tree-flow.h): New include.
19451 (machine_function): Add sdmode_stack_slot field.
19452 (rs6000_alloc_sdmode_stack_slot): New function.
19453 (rs6000_instantiate_decls): Likewise.
19454 (rs6000_secondary_memory_needed_rtx): Likewise.
19455 (rs6000_check_sdmode): Likewise.
19456 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
19457 (TARGET_INSTANTIATE_DECLS): Likewise.
19458 (rs6000_hard_regno_mode_ok): Allow SDmode.
19459 (num_insns_constant): Likewise. Handle _Decimal32 constants.
19460 (rs6000_emit_move): Handle SDmode.
19461 (function_arg_advance): Likewise.
19462 (function_arg): Likewise.
19463 (rs6000_gimplify_va_arg): Likewise. Add special handling of
19464 SDmode var args for 32-bit compiles.
19465 (rs6000_secondary_reload_class): Handle SDmode.
19466 (rs6000_output_function_epilogue): Likewise.
19467 (rs6000_function_value): Simplify if statement.
19468 (rs6000_libcall_value): Likewise.
19469 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
19470 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
19471 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
19472 (movsd_hardfloat): New define_insn.
19473 (movsd_softfloat): Likewise.
19474 (movsd_store): Likewise.
19475 (movsd_load): Likewise.
19476 (extendsddd2): Likewise.
19477 (extendsdtd2): Likewise.
19478 (truncddsd2): Likewise.
19479 (movdd_hardfloat64): Fixup comment.
19480 (UNSPEC_MOVSD_LOAD): New constant.
19481 (UNSPEC_MOVSD_STORE): Likewise.
19483 2008-01-26 Jakub Jelinek <jakub@redhat.com>
19486 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
19488 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
19489 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
19490 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
19491 and TRUTH_XOR_EXPR.
19493 2008-01-26 David Edelsohn <edelsohn@gnu.org>
19496 * config.gcc: Separate AIX 5.3 from AIX 6.1.
19497 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19498 __LONGDOUBLE128 too.
19499 * config/rs6000/aix61.h: New file.
19501 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
19503 PR rtl-optimization/34959
19504 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
19505 popcount and parity rtxes the same mode as their operand.
19506 Truncate or extend the result to the return value's mode
19509 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
19512 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
19513 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
19514 to GOT_VERSION_REGNUM.
19515 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
19516 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
19517 * config/mips/mips.c (mips_emit_call_insn): New function.
19518 (mips_call_tls_get_addr): Call mips_expand_call directly.
19519 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
19521 (mips16_build_call_stub): Likewise. Return the call insn or null.
19522 (mips_expand_call): Update the call to mips16_build_call_stub
19523 accordingly and a remove redundant condition. Assert that MIPS16
19524 stubs do not use lazy binding. Use mips_emit_call_insn and return
19526 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
19528 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
19529 (mips_avoid_hazard): Remove hazard_set handling.
19530 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
19531 (UNSPEC_RESTORE_GP): ...this.
19532 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
19533 (FAKE_CALL_REGNO): Rename to...
19534 (GOT_VERSION_REGNUM): ...this.
19535 (type): Add "ghost" value. Add an associated insn reservation.
19536 (hazard_set): Remove.
19537 (exception_receiver): Rename to...
19538 (restore_gp): ...this and update the unspec identifier accordingly.
19539 (exception_receiver, nonlocal_got_receiver): New expanders.
19540 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
19541 FAKE_CALL_REGNO. Remove hazard_set attribute.
19542 (set_got_version, update_got_version): New patterns.
19544 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
19547 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
19549 2008-01-25 Joseph Myers <joseph@codesourcery.com>
19552 * doc/install.texi2html: Generate gcc-vers.texi.
19554 2008-01-25 DJ Delorie <dj@redhat.com>
19556 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
19558 2008-01-25 Joseph Myers <joseph@codesourcery.com>
19560 * config/c4x: Remove directory.
19561 * config.gcc (crx-*, mt-*): Mark obsolete.
19562 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
19563 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
19564 sh-*-rtemscoff*): Remove cases.
19565 * defaults.h (C4X_FLOAT_FORMAT): Remove.
19566 * real.c (encode_c4x_single, decode_c4x_single,
19567 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
19568 c4x_extended_format): Remove.
19569 * real.h (c4x_single_format, c4x_extended_format): Remove.
19570 * doc/extend.texi (interrupt, naked): Remove mention of attributes
19572 (Pragmas): Remove comment about c4x pragmas.
19573 * doc/install.texi (c4x): Remove target-specific instructions.
19574 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
19575 * doc/md.texi (Machine Constraints): Remove C4x documentation.
19576 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
19577 refer to C4x source files as examples.
19578 (C4X_FLOAT_FORMAT): Remove documentation.
19580 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
19582 * config/bfin/bfin.c (override_options): Reorder tests so that
19583 flag_pic gets enabled for -msep-data.
19585 2008-01-25 Richard Guenther <rguenther@suse.de>
19587 PR middle-end/32244
19588 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
19589 to its bitfield precision if required.
19591 2008-01-25 Jakub Jelinek <jakub@redhat.com>
19593 PR middle-end/33880
19594 * tree-nested.c (walk_omp_for): New function.
19595 (convert_nonlocal_reference, convert_local_reference): Call
19596 walk_omp_for on OMP_FOR.
19597 (convert_call_expr): Call walk_body on OMP_FOR's
19598 OMP_FOR_PRE_INIT_BODY.
19600 2008-01-25 Richard Guenther <rguenther@suse.de>
19602 PR tree-optimization/34966
19603 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
19604 default defs and PHI_NODEs we have to insert after the
19605 defining statement.
19607 2008-01-24 Nick Clifton <nickc@redhat.com>
19609 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
19610 Provide a default definition.
19611 (LIBGCC2_UNITS_PER_WORD): Likewise.
19613 * config/stormy16/stormy16.c: Include df.h for the prototype
19614 for df_regs_ever_live_p.
19615 (xstormy16_expand_builtin_va_start): Convert the stack offset
19616 into a component_ref and then use POINTER_PLUS_EXPR to add it
19617 to the incoming_virtual_args_rtx.
19618 (xstormy16_gimplify_va_arg_expr): Rename to
19619 xstormy16_gimplify_va_arg_expr.
19620 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
19621 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
19622 xstormy16_gimplify_va_arg_expr.
19623 Fix up some formatting issues.
19625 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
19626 Move to predicates.md.
19627 (xs_hi_general_operand): Likewise.
19628 (xs_hi_nonmemory_operand): Likewise.
19629 * config/stormy16/predicates.md:
19630 (xstormy16_carry_plus_operand): New predicate.
19631 (xs_hi_general_operand): New predicate.
19632 (xs_hi_nonmemory_operand): New predicate.
19633 * config/stormy16/stormy16-protos.h:
19634 (xstormy16_carry_plus_operand): Delete prototype.
19635 (xs_hi_general_operand): Likewise.
19636 (xs_hi_nonmemory_operand): Likewise.
19638 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
19639 modifiers as they are no longer needed and they can trigger
19640 reload spill failures.
19642 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
19643 with a match_operand in order to help reload.
19645 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
19646 constraint with 'e' for the 8th alternative as this version of
19647 the mov.w instruction only accepts the lower 8 registers.
19649 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
19652 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
19653 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
19656 2008-01-25 Jakub Jelinek <jakub@redhat.com>
19658 PR middle-end/33333
19659 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
19661 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
19663 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
19665 (remove_structure): Update allocations list before removing structure.
19667 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
19669 * ipa-struct-reorg.c (is_safe_cond_expr,
19670 create_new_stmts_for_cond_expr): Use integer_zerop function,
19671 that recognize not only zero-pointer, but zero-integer too.
19673 2008-01-25 Ben Elliston <bje@au.ibm.com>
19676 * fixproto: Escape "." in sed expression that strips leading "./".
19678 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
19681 * gcc.c (SWITCH_OK): Removed.
19682 (SWITCH_LIVE): Changed to bit.
19683 (SWITCH_FALSE): Likewise.
19684 (SWITCH_IGNORE): Likewise.
19685 (switchstr): Change live_cond to unsigned int.
19686 (process_command): Replace SWITCH_OK with 0.
19687 (do_self_spec): Likewise.
19688 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
19689 (give_switch): Likewise.
19690 (used_arg): Likewise.
19691 (do_spec_1): Set the SWITCH_IGNORE bit.
19692 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
19693 bits. Set the SWITCH_LIVE bit.
19695 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
19697 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
19699 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
19701 PR tree-optimization/34472
19702 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
19703 parameter to a "bool *" and set *DATA to false if there is
19704 an unsafe access. Do not delete the structure here.
19705 (check_cond_exprs): Delete it here instead.
19706 (check_cond_exprs, exclude_cold_structs): Do not increase
19707 I when removing a structure.
19709 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
19712 * config/i386/i386.c (ix86_expand_vector_init): Consider only
19713 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
19715 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
19717 PR middle-end/34934
19718 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
19719 a fixed vector for stack.
19721 2008-01-24 Ben Elliston <bje@au.ibm.com>
19724 * doc/gcc.texi (Software development): Add a direntry for g++.
19726 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
19728 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
19729 stale and straggling -fforce-addr comments above.
19731 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
19733 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
19734 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
19736 2008-01-23 Michael Matz <matz@suse.de>
19739 * dwarf2out.c (force_type_die): Use modified_type_die instead of
19742 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
19744 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
19745 malloc result type.
19747 2008-01-23 Anatoly Sokolov <aesok@post.ru>
19749 * config/avr/avr.c (avr_current_arch): New variable.
19750 (avr_arch_types): Add 'avr31' and 'avr51' entries.
19751 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
19752 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
19753 (avr_override_options): Init 'avr_current_arch'.
19754 (base_arch_s): Move from here...
19755 * config/avr/avr.h (base_arch_s): ... here. Add new members
19756 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
19757 'mega' to 'have_jmp_call'.
19758 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
19759 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
19761 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
19763 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19764 MULTILIB_MATCHES): Ditto.
19766 2008-01-23 Richard Guenther <rguenther@suse.de>
19768 PR middle-end/31529
19769 * cgraphunit.c (cgraph_reset_node): Always mark the node
19770 not reachable if it is not queued already.
19772 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
19774 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
19775 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
19776 (cputype_selected): New static variable.
19777 (bfin_handle_option): Set it if -mcpu is used.
19778 (override_option): Select default set of workarounds if no cpu type
19779 selected on the command line.
19780 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
19782 From Michael Frysinger <michael.frysinger@analog.com>
19783 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
19784 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
19786 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
19787 for bf547, bf523, bf524, and bf526.
19788 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
19790 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
19791 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
19792 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
19793 __ADSPBF547__ and __ADSPBF54x__ for bf547.
19794 * doc/invoke.texi (Blackfin Options): Document that
19795 -mcpu now accept bf547, bf523, bf524, and bf526.
19797 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
19799 PR rtl-optimization/34628
19800 * combine.c (try_combine): Stop and undo after the first combination
19801 if an autoincrement side-effect on the first insn has effectively
19804 2008-01-22 David Edelsohn <edelsohn@gnu.org>
19807 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
19808 Offset addresses are not valid for Altivec or paired float modes.
19810 2008-01-22 Jakub Jelinek <jakub@redhat.com>
19813 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
19814 if DECL_INITIAL (decl) is error_mark_node.
19817 * c-common.c (handle_vector_size_attribute): Only allow
19818 integral, scalar float and fixed point types. Handle OFFSET_TYPE
19819 the same way as pointer, array etc. types.
19820 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
19823 * tree.c (build_type_attribute_qual_variant): Call
19824 build_qualified_type if attributes are equal, but quals are not.
19826 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19829 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
19830 * flags.h (warn_strict_aliasing): Remove.
19831 (warn_strict_overflow): Remove.
19832 * opts.c (warn_strict_aliasing): Remove.
19833 (warn_strict_overflow): Remove.
19834 * c-opts.c (c_common_handle_option): -Wall only sets
19835 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
19836 (c_common_post_options): Give default values to -Wstrict-aliasing
19837 and -Wstrict-overflow if they are uninitialized.
19838 * common.opt (Wstrict-aliasing): Specify Var and Init.
19839 (Wstrict-overflow): Likewise.
19841 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
19843 PR rtl-optimization/26854
19844 PR rtl-optimization/34400
19845 PR rtl-optimization/34884
19846 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
19848 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
19849 (df_rd_bb_info.expanded_lr_out): Deleted
19850 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
19851 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
19852 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
19853 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
19854 Removed code to allocate, initialize or free expanded_lr_out.
19855 (df_rd_bb_local_compute_process_def): Restructured to make more
19857 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
19858 sets if the sets are being trimmed.
19860 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
19863 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
19864 (as_vers): Likewise.
19865 * configure: Regenerated.
19867 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19869 PR middle-end/33092
19870 * tree-pass.h (pass_build_alias): New pass.
19871 * tree-ssa-alias.c (gate_build_alias): New.
19872 (pass_build_alias): New.
19873 * passes.c (init_optimization_passes): Add pass_build_alias after
19874 pass_create_structure_vars.
19876 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
19878 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
19879 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
19880 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
19881 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
19882 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
19883 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
19884 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
19885 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
19886 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
19887 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
19888 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
19889 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
19890 * config/s390/s390.md (FP_ALL): New mode iterator.
19891 (_d): New mode attribute.
19892 ("*signbit<mode>2>"): Changed mode of first operand.
19893 ("isinf<mode>2"): Changed mode of first operand.
19894 ("*TDC_insn"): Adaptation for DFP modes.
19896 2008-01-22 Ben Elliston <bje@au.ibm.com>
19898 * tree.c (check_qualified_type): Improve function description.
19900 2008-01-21 Jason Merrill <jason@redhat.com>
19903 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
19904 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
19907 2008-01-21 DJ Delorie <dj@redhat.com>
19909 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
19912 2008-01-21 Richard Guenther <rguenther@suse.de>
19914 PR middle-end/34856
19915 * tree-cfg.c (verify_expr): Allow all invariant expressions
19916 instead of just constant class ones as reference argument.
19917 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
19918 like any other constant.
19919 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
19921 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
19923 * regmove.c (fixup_match_1): Update call crossed frequencies.
19925 2008-01-21 Richard Guenther <rguenther@suse.de>
19928 * tree-inline.c (setup_one_parameter): Deal with mismatched
19929 types using a VIEW_CONVERT_EXPR.
19931 2008-01-21 Alon Dayan <alond@il.ibm.com>
19932 Olga Golovanevsky <olga@il.ibm.com>
19934 PR tree-optimization/34701
19935 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
19936 when the structure size is not a power of 2.
19938 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
19940 * doc/install.texi: Add doc for --enable-checking=df.
19942 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
19944 PR rtl-optimization/34808
19945 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
19947 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
19949 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
19952 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
19954 PR rtl-optimization/26854
19955 PR rtl-optimization/34400
19956 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
19958 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
19959 (df_rd_bb_info.expanded_lr_out): New.
19960 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
19961 * loop_iv.c (iv_analysis_loop_init): Ditto.
19962 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
19963 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
19964 Added code to allocate, initialize or free expanded_lr_out.
19965 (df_rd_bb_local_compute_process_def): Restructured to make
19966 more understandable.
19967 (df_rd_confluence_n): Add code to do nothing with fake edges and
19968 code to no apply invalidate_by_call sets if the sets are being trimmed.
19969 (df_lr_local_finalize): Renamed to df_lr_finalize.
19970 (df_live_local_finalize): Renamed to df_live_finalize.
19972 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
19975 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
19976 deciding whether to use reciprocal instructions.
19978 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
19980 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
19981 dwarf2out_note_section_used if cold_text_section is NULL.
19983 2008-01-19 Jakub Jelinek <jakub@redhat.com>
19985 PR gcov-profile/34610
19986 * tree-cfg.c (make_edges): Mark both outgoing edges from
19987 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
19988 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
19989 from OMP_FOR and OMP_CONTINUE outgoing edges.
19991 * tree-profile.c (tree_profiling): Return early if
19992 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
19994 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
19995 from cfun to child_cfun.
19996 * function.h (struct function): Add after_tree_profile bit.
19998 2008-01-19 Anatoly Sokolov <aesok@post.ru>
20000 * config/avr/avr.S (_exit): Disable interrupt.
20002 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
20003 Steven Bosscher <stevenb.gcc@gmail.com>
20005 PR rtl-optimization/26854
20006 PR rtl-optimization/34400
20007 * df-problems.c (df_live_scratch): New scratch bitmap.
20008 (df_live_alloc): Allocate df_live_scratch when doing df_live.
20009 (df_live_reset): Clear the proper bitmaps.
20010 (df_live_bb_local_compute): Only process the artificial defs once
20011 since the order is not important.
20012 (df_live_init): Init the df_live sets only with the variables
20013 found live by df_lr.
20014 (df_live_transfer_function): Use the df_lr sets to prune the
20015 df_live sets as they are being computed.
20016 (df_live_free): Free df_live_scratch.
20018 2008-01-18 Ian Lance Taylor <iant@google.com>
20020 * common.opt: Add fmerge-debug-strings.
20021 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
20022 flag_merge_debug_strings rather than flag_merge_constants.
20023 * doc/invoke.texi (Option Summary): Mention
20024 -fmerge-debug-strings.
20025 (Debugging Options): Document -fmerge-debug-strings.
20027 2008-01-18 Ian Lance Taylor <iant@google.com>
20030 * tree.h (DECL_IS_OPERATOR_NEW): Define.
20031 (struct tree_function_decl): Add new field operator_new_flag.
20032 * tree-inline.c (expand_call_inline): When inlining a call to
20033 operator new, force the return value to go into a variable, and
20034 set DECL_NO_TBAA_P on that variable.
20035 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
20037 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
20040 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
20041 DWARF2_DEBUGGING_INFO.
20042 (dwarf2out_note_section_used): Ditto. Add prototype.
20043 (have_multiple_function_sections, text_section_used,
20044 cold_text_section_used, *cold_text_sections): Move declarations
20047 2008-01-17 Bob Wilson <bob.wilson@acm.org>
20049 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
20050 field and add signal_ra.
20051 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
20052 assignments to frame state pc. Move end of stack check after
20053 MD_FALLBACK_FRAME_STATE_FOR.
20054 (uw_update_context_1): Use frame state signal_regs if set, instead
20055 of checking signal_frame flag.
20056 (uw_update_context): Use frame state signal_ra if set.
20057 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
20058 * config/xtensa/linux-unwind.h: New file.
20060 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
20062 * modulo-sched.c (get_sched_window): Fix comment typo.
20064 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
20066 PR tree-optimization/34648
20067 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
20069 2008-01-17 Anatoly Sokolov <aesok@post.ru>
20071 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
20072 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
20074 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
20076 PR rtl-optimization/34400
20077 * df-core.c (df_worklist_dataflow_overeager,
20078 df_worklist_dataflow_doublequeue): New functions.
20079 (df_worklist_dataflow): Two different worklist solvers.
20080 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
20083 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20086 * doc/invoke.texi: Document the dependence on pthread for fopenmp
20087 and ftree-parallelize-loops.
20089 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
20091 PR rtl-optimization/34826
20092 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
20094 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
20096 * global.c (find_reg): Mark the eh regs as used if necessary.
20097 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
20098 * ra.h (struct allocno): no_eh_reg field added. Changed
20099 no_stack_reg type to bitfield.
20101 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
20103 * tree.c (substitute_in_expr): Add missing 'break'.
20105 2008-01-17 Richard Guenther <rguenther@suse.de>
20107 PR tree-optimization/34825
20108 * tree-ssa-math-opts.c (is_division_by): Do not recognize
20109 x / x as division to handle.
20111 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20113 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
20114 "-pthread" is specified.
20115 * pa-hpux11.h (LIB_SPEC): Likewise.
20117 2008-01-16 Janis Johnson <janis187@us.ibm.com>
20118 Peter Bergner <bergner@vnet.ibm.com>
20120 PR rtl-optimization/33796
20121 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
20123 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20125 PR libgfortran/34699
20126 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
20128 * pa-hpux10.h (LINK_SPEC): Likewise.
20129 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
20131 2008-01-16 Richard Guenther <rguenther@suse.de>
20133 PR middle-end/32628
20134 * fold-const.c (fold_convert_const_int_from_int): Do not
20135 set overflow if that occured only because of a sign extension
20136 change when converting from/to a sizetype with the same
20137 precision and signedness.
20139 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
20142 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
20143 location address to the correct place. Update copyright year.
20145 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20147 * lambda-code.c (lambda_transform_legal_p): Handle the case of
20148 no dependences in the dependence_relations vector.
20150 2008-01-16 Jan Hubicka <jh@suse.cz>
20152 PR rtl-optimization/31396
20153 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
20154 * cfg.c (dump_reg_info): Print it.
20155 * regs.h (struct reg_info_t): add freq_calls_crossed.
20156 (REG_FREQ_CALLS_CROSSED): New macro.
20157 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
20158 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
20159 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
20160 regmove_optimize): Update call crossed frequencies.
20161 * local-alloc.c (struct qty): Add freq_calls_crossed.
20162 (alloc_qty): Copute freq_calls_crossed.
20163 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
20164 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
20165 * ra.h (struct allocno): Add freq_calls_crossed.
20167 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20169 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
20170 libgomp when compiling with ftree-parallelize-loops.
20171 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
20173 2008-01-16 Richard Guenther <rguenther@suse.de>
20175 PR tree-optimization/34769
20176 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
20177 * tree.c (int_cst_value): Instead make this function more
20178 permissive in what it accepts as valid input. Document this
20179 function always sign-extends the value.
20181 2008-01-16 Jakub Jelinek <jakub@redhat.com>
20182 Richard Guenther <rguenther@suse.de>
20185 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
20186 (gimple_fold_indirect_ref_rhs): ... this.
20187 (gimple_fold_indirect_ref): New function with foldings
20188 that preserve lvalueness.
20189 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
20190 * tree-flow.h (gimple_fold_indirect_ref): Declare.
20191 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
20192 to fold an INDIRECT_REF, fall back to the old use of
20193 fold_indirect_ref_1.
20195 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20197 * tree-data-ref.c (subscript_dependence_tester_1): Call
20198 free_conflict_function.
20199 (compute_self_dependence): Same.
20201 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
20204 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
20205 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
20207 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
20208 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
20209 for DWARF2_UNWIND_INFO targets.
20211 2008-01-16 Richard Guenther <rguenther@suse.de>
20214 * c-typeck.c (common_pointer_type): Do not merge inconsistent
20215 type qualifiers for function types.
20217 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
20219 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
20220 loop_iterator li from previous commit.
20222 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
20224 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
20226 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
20228 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
20229 (parallelize_loops): Don't parallelize irreducible components.
20231 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20234 * c-opts (c_common_post_options): Do not enable CPP
20235 flag_pedantic_errors by default.
20237 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
20239 PR rtl-optimization/31944
20240 * cse.c (remove_pseudo_from_table): New function.
20241 (merge_equiv_classes): Use above function to remove pseudo-registers.
20242 (invalidate): Likewise.
20244 2008-01-13 Richard Guenther <rguenther@suse.de>
20246 PR middle-end/34601
20247 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
20248 instead of TYPE_MODE to deal with calls from expand_one_error_var.
20250 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
20252 * gcse.c (cprop_jump): Call validate_unshare_change instead of
20253 validate_change to unshare the source of the PC set.
20255 2008-01-12 Jan Hubicka <jh@suse.cz>
20257 PR middle-end/32135
20258 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
20259 references above array bounds. This might trigger bounds checks for
20260 pointers to arrays.
20262 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
20264 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
20265 new_replaceable_dependencies.
20267 2008-01-12 Doug Kwan <dougkwan@google.com>
20269 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
20270 instead of OPT_Wreturn_type in warning due to ignored return type
20272 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
20273 options included in -Wextra.
20274 * c.opt: New option -Wignored_qualifiers.
20275 * doc/invoke.texi (Warning Options, -Wextra): Add new option
20276 -Wignore_qualifiers.
20277 (-Wignored-qualifiers): Document.
20278 (-Wreturn-type): Remove description of functionality now handled
20279 by -Wignored-qualifiers.
20281 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
20284 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
20285 NOP_EXPR if it is between integral types with the same precision.
20287 2008-01-12 Jan Hubicka <jh@suse.cz>
20290 * invoke.texi (max-inline-recursive-depth): Fix default value.
20292 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
20294 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
20297 2008-01-11 Bob Wilson <bob.wilson@acm.org>
20299 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
20301 2008-01-11 James E. Wilson <wilson@specifix.com>
20304 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
20306 2008-01-11 Anatoly Sokolov <aesok@post.ru>
20308 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
20309 save/restore frame pointer register and don't use 'call-prologues'
20310 optimization in function with "OS_task" attribute.
20312 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
20314 PR middle-end/31309
20315 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
20316 when copying to memory.
20318 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
20320 PR rtl-optimization/30905
20321 * cfgcleanup.c: Include dce.h
20322 (crossjumps_occured): New global variable.
20323 (try_crossjump_bb): Exit loop after finding a fallthru edge.
20324 If something changed, set crossjumps_occured to true.
20325 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
20326 Don't add/remove fake edges to exit here...
20327 (cleanup_cfg): ...but do it here, when crossjumping.
20328 Run a fast DCE when successful crossjumps occured in the latest
20329 iteration of try_optimize_cfg.
20331 2008-01-11 Richard Guenther <rguenther@suse.de>
20333 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
20334 (struct vn_unary_op_s): Likewise.
20335 (vn_reference_insert): Free old reference on hash collision.
20337 2008-01-10 Raksit Ashok <raksit@google.com>
20339 PR rtl-optimization/27971
20340 * combine.c (find_split_point): Split PLUS expressions which are
20341 inside a MEM rtx, and whose first operand is complex.
20343 2008-01-10 DJ Delorie <dj@redhat.com>
20345 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
20346 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
20347 (m32c_hard_regno_ok): Call the underlying function.
20349 2008-01-10 Richard Guenther <rguenther@suse.de>
20351 PR middle-end/34683
20352 * tree-cfg.c (tree_merge_blocks): Do not go through the
20353 full-blown folding and stmt updating path if we just deal
20354 with virtual operands.
20355 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
20356 test for abnormal SSA_NAMEs.
20358 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
20360 PR middle-end/34641
20361 * reload.c (push_reload): Add assertions. All constants from
20362 reg_equiv_constant should have been used for replacing the respective
20364 (find_reloads_address): Invoke find_reloads_address_part for
20365 constant taken from the reg_equiv_constant array.
20367 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
20369 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
20370 field (valnum) the first in the struct. Replace bools with
20373 2008-01-10 Richard Guenther <rguenther@suse.de>
20375 PR tree-optimization/34651
20376 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
20377 types and ordering for masking and converting.
20379 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
20381 PR tree-optimization/34017
20382 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
20383 also for PHI_NODE expressions.
20385 2008-01-09 Jan Hubicka <jh@suse.cz>
20387 PR tree-optimization/34708
20388 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
20389 based on number of case labels.
20390 (init_inline_once): Remove switch_cost.
20391 * tree-inline.h (eni_weights_d): Remove switch_cost.
20393 2008-01-09 Richard Guenther <rguenther@suse.de>
20394 Andrew Pinski <andrew_pinski@playstation.sony.com>
20396 PR middle-end/30132
20397 * gimplify.c (gimplify_cond_expr): Do not create an addressable
20398 temporary if an rvalue is ok or an lvalue is not required.
20400 2008-01-09 Richard Guenther <rguenther@suse.de>
20402 PR middle-end/34458
20403 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
20404 adjust return type.
20406 2008-01-09 Richard Guenther <rguenther@suse.de>
20408 PR middle-end/34679
20409 * tree.c (host_integerp): Check for sizetype only if the
20410 type is an integer type.
20412 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
20415 * opts.c (decode_options): Disable inlining of functions called
20416 once if not in unit-at-a-time mode.
20418 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
20420 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
20422 2008-01-08 Richard Guenther <rguenther@suse.de>
20424 PR middle-end/31863
20425 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
20426 out early if the result will be unused.
20428 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
20433 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20434 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
20437 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
20439 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
20440 for vectorization tuned.
20442 2008-01-08 Richard Guenther <rguenther@suse.de>
20444 PR tree-optimization/34683
20445 * tree-ssa-operands.c (operand_build_cmp): Export.
20446 * tree-ssa-operands.h (operand_build_cmp): Declare.
20447 * tree-vn.c (vuses_compare): Remove.
20448 (sort_vuses): Use operand_build_cmp.
20449 (sort_vuses_heap): Likewise.
20450 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
20451 to re-use old VEC if available. Do not sort already sorted VUSEs.
20452 (vdefs_to_vec): Do not sort already sorted VDEFs.
20454 2008-01-08 Jakub Jelinek <jakub@redhat.com>
20456 PR middle-end/34694
20457 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
20459 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
20462 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
20463 limitations of reciprocal sequences on x86 targets.
20465 2008-01-08 Richard Guenther <rguenther@suse.de>
20467 PR tree-optimization/34683
20468 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
20470 2008-01-07 Jakub Jelinek <jakub@redhat.com>
20473 * config/darwin.c (darwin_mergeable_string_section): Don't use
20474 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
20476 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
20479 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
20480 negxf2. Macroize expander using X87MODEF mode iterator. Change
20481 predicates of op0 and op1 to register_operand.
20482 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
20483 expander using X87MODEF mode iterator. Change predicates of
20484 op0 and op1 to register_operand.
20485 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
20486 corresponding patterns and macroize using MODEF macro. Change
20487 predicates of op0 and op1 to register_operand and remove
20488 "m" constraint. Disparage "r" alternative with "!".
20489 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
20490 macroize using X87MODEF macro. Change predicates of op0 and op1
20491 to register_operand and remove "m" constraint. Disparage "r"
20492 alternative with "!".
20493 (absneg splitter with memory operands): Remove.
20494 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
20495 patterns and macroize using X87MODEF mode iterator.
20496 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
20497 Change predicate of op1 to register_operand.
20498 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
20499 for memory operands.
20501 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
20503 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
20505 2008-01-07 Richard Guenther <rguenther@suse.de>
20507 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
20510 2008-01-07 Richard Guenther <rguenther@suse.de>
20512 PR tree-optimization/34683
20513 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
20514 VOPs of the needed size to save memory. Use VEC_quick_push
20515 to save compile-time.
20516 (vdefs_to_vec): Likewise.
20518 2008-01-07 Sa Liu <saliu@de.ibm.com>
20520 * config/spu/spu.md (divdf3): Genetate inline code for double
20521 division. The implementation doesn't handle INF or NAN, therefore it
20522 only applies when -ffinite-math-only is given.
20524 2008-01-06 Paolo Carlini <pcarlini@suse.de>
20527 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
20528 * doc/cpp.texi ([Common Predefined Macros]): Document.
20530 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
20532 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
20533 order to use commutative addition instead of subtraction.
20535 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20536 Mircea Namolaru <namolaru@il.ibm.com>
20537 Vladimir Yanovsky <yanov@il.ibm.com>
20538 Revital Eres <eres@il.ibm.com>
20540 PR tree-optimization/34263
20541 * tree-outof-ssa.c (process_single_block_loop_latch,
20542 contains_tree_r): New functions.
20543 (analyze_edges_for_bb): Call process_single_block_loop_latch
20544 function to empty single-basic-block latch block if possible.
20546 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20548 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
20550 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
20552 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
20554 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
20556 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
20558 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
20560 2008-01-05 Jakub Jelinek <jakub@redhat.com>
20562 PR tree-optimization/34618
20563 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
20566 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20569 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
20570 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
20571 Update copyright year.
20573 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
20574 Update copyright year.
20575 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
20578 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
20580 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
20581 edge does not point to current bb before changing need_assert.
20583 2008-01-04 Richard Guenther <rguenther@suse.de>
20585 PR middle-end/34029
20586 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
20587 for verifying purposes if they are is_gimple_min_invariant.
20589 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
20591 PR tree-optimization/34448
20592 PR tree-optimization/34465
20593 * gimplify.c (gimplify_init_constructor): Add new parameter
20594 notify_temp_creation. Use it.
20595 (gimplify_modify_expr_rhs): Take volatiles into account when
20596 optimizing constructors.
20597 Do not optimize constructors if gimplify_init_constructor will dump to
20599 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
20600 * gcc.c-torture/compile/pr34448.c: New.
20602 2008-01-04 Jakub Jelinek <jakub@redhat.com>
20604 PR gcov-profile/34609
20605 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
20606 return_slot if result is TREE_ADDRESSABLE.
20608 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
20610 * config/mips/mips.md (sqrt_condition): Tweak comment.
20611 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
20613 2008-01-03 Tom Tromey <tromey@redhat.com>
20616 * c-common.c (c_type_hash): Handle VLAs.
20618 2008-01-03 Jan Hubicka <jh@suse.cz>
20620 PR tree-optimization/31081
20621 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
20622 0 when inlining and not inlining to first basic block.
20623 (remap_decl): When var is initialized to 0, don't set default_def.
20624 (expand_call_inline): Set entry_bb.
20625 * tree-inline.h (copy_body_data): Add entry_bb.
20627 2008-01-03 Jakub Jelinek <jakub@redhat.com>
20630 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
20633 PR tree-optimization/29484
20634 * tree-inline.c (inline_forbidden_p_2): New function.
20635 (inline_forbidden_p): Disallow inlining if some static var
20636 has an address of a local LABEL_DECL in its initializer.
20637 * doc/extend.texi (Labels as Values): Document &&foo behaviour
20640 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
20642 PR tree-optimization/34635
20643 * tree-data-ref.c (add_other_self_distances): Make sure that the
20644 evolution step is constant.
20646 2008-01-03 Jakub Jelinek <jakub@redhat.com>
20648 PR middle-end/34608
20649 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
20651 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
20653 * tree-sra.c (scalarize_init): Insert the generate_element_init
20654 statements after the generate_element_zero statements.
20656 2008-01-02 Richard Guenther <rguenther@suse.de>
20658 PR middle-end/34093
20659 PR middle-end/31976
20660 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
20661 for very large number of operands instead of ICEing.
20663 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
20666 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
20667 while stack probing.
20669 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
20671 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
20674 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
20676 PR libmudflap/26442
20677 * tree-mudflap.c (mx_register_decls): Guard warning by
20678 !DECL_ARTIFICIAL check.
20680 2008-01-01 Jakub Jelinek <jakub@redhat.com>
20682 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
20683 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
20684 sse5_perm<mode>): Fix constraints.