1 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3 * dwarf2out.c (fortran_common): Update comment.
4 (gen_variable_die): Swap com_die and var_die variables in Fortran
5 COMMON block handling code.
7 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
9 * dwarf2out.c (gen_const_die): New function.
10 (size_of_die, value_format, output_die): Output larger
11 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
12 (native_encode_initializer): New function.
13 (tree_add_const_value_attribute): Call it.
14 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
16 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
17 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
18 TREE_THIS_VOLATILE to add_type_attribute.
20 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
22 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
25 * dwarf2out.c (loc_by_reference): New function.
26 (add_location_or_const_value_attribute): Use it.
29 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
30 as DW_TAG_variable children of DW_TAG_common_block rather than
31 DW_TAG_member children. Put DW_AT_external to individual
32 DW_TAG_variable DIEs, not to DW_TAG_common_block.
34 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
35 loc_descriptor_from_tree_1.
39 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
40 arguments to imported_module_or_decl.
41 (debug_nothing_tree_tree): Removed.
42 (debug_nothing_tree_tree_tree_bool): New prototype.
43 * debug.c (do_nothing_debug_hooks): Adjust.
44 (debug_nothing_tree_tree): Removed.
45 (debug_nothing_tree_tree_tree_bool): New function.
46 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
47 (gen_variable_die): Put all common vars for the
48 same COMMON block under one DW_TAG_common_block.
49 (declare_in_namespace): Return new context_die, for Fortran
50 return the module DIE instead of adding extra declarations into
52 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
53 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
54 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
56 (dwarf2out_global_decl): Don't skip Fortran global vars.
57 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
58 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
59 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
60 DW_TAG_imported_declaration as child of previous
61 DW_TAG_imported_module.
62 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
63 * sdbout.c (sdb_debug_hooks): Likewise.
64 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
66 2008-08-29 Jan Hubicka <jh@suse.cz>
68 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
70 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
71 * ipa-cp.c (n_cloning_candidates): New static variable.
72 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
73 (ipcp_print_all_lattices): Improve debug output.
74 (ipcp_cloning_candidate_p): New function.
75 (ipcp_initialize_node_lattices): Use it.
76 (ipcp_init_stage): Do only analyzis here; prettier debug output.
77 (ipcp_propagate_stage): Prettier debug output.
78 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
79 (ipcp_print_all_structures): Remove.
80 (ipcp_need_redirect_p): Test !n_cloning_candidates.
81 (ipcp_insert_stage): Prettier debug output; call
82 cgraph_remove_unreachable_nodes before propagating.
83 (pass_ipa_cp): Schedule function removal pass.
84 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
86 (cgraph_maybe_hot_edge_p): Move to ...
87 * predict.c (cgraph_maybe_hot_edge_p) ... here.
88 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
89 (common_handle_option): Set them; enable ipa-cp when profiling.
90 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
91 (ipa_print_all_jump_functions): Likewise.
92 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
93 (ipa_print_node_params, ipa_print_all_params): New.
94 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
95 ipa_print_all_param_flags): Remove.
96 (ipa_print_node_params, ipa_print_all_params): New.
98 2008-08-29 Bob Wilson <bob.wilson@acm.org>
100 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
101 change from 2008-04-03.
102 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
104 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
108 * ira-color.c (push_allocnos_to_stack): Truncate
109 removed_splay_allocno_vec.
111 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
114 * ira-color (ira_fast_allocation): Don't assign hard registers to
117 2008-08-29 Jan Hubicka <jh@suse.cz>
120 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
121 for cold internal loops.
123 2008-08-29 Richard Guenther <rguenther@suse.de>
125 * tree-ssa-structalias.c (create_variable_info_for): Do not
126 create fields for heap vars or vars with a noalias state.
127 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
130 2008-08-29 Richard Guenther <rguenther@suse.de>
132 * common.opt (ftree-store-ccp): Mark as preserved for
133 backward compatibility.
134 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
135 * tree-pass.h (pass_store_ccp): Remove.
136 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
137 (first_vdef): Remove declaration.
138 (get_value_loaded_by): Likewise.
139 * tree-ssa-ccp.c (do_store_ccp): Remove.
140 (get_default_value): Simplify as do_store_ccp is always false
141 now. Do not initialize mem_ref.
142 (set_value_varying): Likewise.
143 (canonicalize_float_value): Likewise.
144 (set_lattice_value): Likewise.
145 (likely_value): Likewise.
146 (surely_varying_stmt_p): Likewise.
147 (ccp_initialize): Likewise.
148 (ccp_lattice_meet): Likewise.
149 (ccp_visit_phi_node): Likewise.
150 (ccp_fold): Likewise.
151 (evaluate_stmt): Likewise.
152 (visit_assignment): Likewise.
153 (ccp_visit_stmt): Likewise.
154 (execute_ssa_ccp): Fold into ...
155 (do_ssa_ccp): ... this.
156 (do_ssa_store_ccp): Remove.
157 (gate_store_ccp): Likewise.
158 (pass_store_ccp): Likewise.
159 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
161 * tree-ssa-propagate.c (first_vdef): Remove.
162 (get_value_loaded_by): Likewise.
163 (replace_vuses_in): Likewise.
164 (substitute_and_fold): Do not call replace_vuses_in.
165 * opts.c (decode_options): Do not set flag_tree_store_ccp.
167 2008-08-29 Richard Guenther <rguenther@suse.de>
170 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
171 PARAM_NOALIAS tags with is_heapvar.
172 * tree-ssa-operands.c (access_can_touch_variable): Offset
173 based tests do not apply for heapvars. Fix offset test.
175 2008-08-29 Jan Hubicka <jh@suse.cz>
177 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
178 (-fipa-cp-clone): Enabled by default at -O3.
179 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
180 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
182 2008-08-29 Jan Hubicka <jh@suse.cz>
184 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
186 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
188 * gimple.c (giple_copy_call_skip_args): New function.
189 (giple_copy_call_skip_args): Declare.
191 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
192 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
193 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
194 (ipcp_create_replace_map): Improve debug output.
195 (ipcp_need_redirect_p): Return false when not clonning.
196 (ipcp_update_callgraph): Skip args.
197 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
199 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
200 (save_inline_function_body): Update call of tree_function_versioning.
201 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
202 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
203 (tree_function_versioning): Likewise.
204 * tree-inline.h (tree_function_versioning): Update prototype.
206 2008-08-29 Jan Hubicka <jh@suse.cz>
208 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
209 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
210 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
211 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
212 * value-prof.c (gimple_divmod_fixed_value_transform,
213 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
214 gimple_stringops_transform): Use optimize_bb_for_size_p.
215 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
216 * final.c (compute_alignments): Use optimize_function_for_size_p.
217 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
218 (fold_builtin_strcpy, fold_builtin_fputs): Use
219 optimize_function_for_size_p.
220 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
221 * recog.c (relax_delay_slots): Likewise.
222 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
223 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
224 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
225 optimize_function_for_size_p.
226 (cgraph_decide_inlining_of_small_function): Use
227 optimize_function_for_size_p.
228 * global.c (find_reg): Use optimize_function_for_size_p.
229 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
230 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
231 flag_prefetch_loop_arrays. Those can work it out from profile.
232 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
233 optimize_loop_for_speed_p.
234 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
236 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
237 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
238 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
239 * local-alloc.c (block_alloc): Pass BB pointer.
240 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
241 * gcse.c (gcse_main): Use optimize_function_for_size_p.
242 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
243 (decide_peel_completely): Likewise.
244 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
245 optimize_loop_for_size_p.
246 (vect_enhance_data_refs_alignment): Likewise.
247 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
248 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
249 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
250 (try_crossjump_bb): Use optimize_bb_for_size_p.
251 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
252 optimize_loop_for_speed_p.
253 * bb-reorder.c (find_traces_1_round): Likewise.
254 (copy_bb): Use optimize_bb_for_speed_p.
255 (duplicate_computed_gotos): Likewise.
256 * basic-block.h (optimize_loop_nest_for_size_p,
257 optimize_loop_nest_for_speed_p): New.
258 * stmt.c (expand_case): Use optimize_insn_for_size_p.
260 2008-08-29 Tristan Gingold <gingold@adacore.com>
262 * gcov.c (main): Call expandargv.
264 2008-08-29 Jan Hubicka <jh@suse.cz>
266 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
268 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
270 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
271 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
273 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
275 2008-08-29 Jan Hubicka <jh@suse.cz>
277 * tree-pass.h (pass_strip_predict_hints): Declare.
278 * predict.c (strip_builtin_expect): Rename to ...
279 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
280 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
281 (tree_estimate_probability): Do not strip builtin_expect.
282 (pass_strip_predict_hints): New pass.
283 * tree-inline.c (expand_call_inline): When inlining cold function, predict
285 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
287 2008-08-29 Richard Guenther <rguenther@suse.de>
289 PR tree-optimization/37207
290 * tree-vrp.c (extract_range_from_binary_expr): Also try
291 to constant fold if only one of the operands is a constant.
293 2008-08-29 Nick Clifton <nickc@redhat.com>
295 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
296 the same way as SYMBOL_REFs.
298 2008-08-28 Bob Wilson <bob.wilson@acm.org>
300 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
302 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
304 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
305 * config/mips/mips.md (branch_likely): Remove const. Fix
307 (define_delay for type "branch"): Change to only apply for branch
309 (define_delay for type "branch" and "branch_likely" no). New delay
311 (equality_op): New code iterator.
312 (bbv, bbinv): New code attributes.
313 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
316 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
317 Andrew Pinski <pinskia@gcc.gnu.org>
320 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
322 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
324 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
325 rule that a symbolic constant must be defined and >= 0 for the
326 corresponding facility to be present at compile-time.
327 * gthr-posix.c: Likewise.
329 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
331 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
332 * config/mips/mips.md (D): New mode attribute.
333 (mulsi3, muldi3): Merge it into ...
334 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
336 (muldi3_mul3): New pattern.
337 (mulsi3_mult3): Rename to mulsi3_mul3.
339 2008-08-28 Jan Hubicka <jh@suse.cz>
341 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
343 * predict.c (always_optimize_for_size_p): Rename to ...
344 (optimize_function_for_size): ... this one; make extern.
345 (optimize_function_for_speed_p): New.
346 (optimize_bb_for_size_p, optimize_bb_for_size_p,
347 optimize_edge_for_size_p,optimize_edge_for_size_p,
348 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
349 * basic-block.h (optimize_function_for_size_p,
350 optimize_function_for_speed_p): Declare.
351 * i386.md (optimize_size checks): Replace them by appropriate
353 (standard_80387_constant_p, ix86_compute_frame_layout,
354 ix86_expand_epilogue, ix86_decompose_address,
355 print_operand, emit_i387_cw_initialization,
356 inline_memory_move_cost, ix86_pad_returns,
357 ix86_reorg): Replace optimize_size checks.
359 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
361 * rtl.h (simplify_subreg_regno): Declare.
362 * rtlanal.c (simplify_subreg_regno): New function, split out from...
363 * simplify-rtx.c (simplify_subreg): ...here.
364 * reload.c (find_reloads): Use simplify_subreg_regno instead of
365 subreg_offset_representable_p.
367 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
370 * c-typeck.c (convert_for_assignment): Give a note describing what
371 was passed and what was expected.
373 2008-08-28 Joey Ye <joey.ye@intel.com>
375 * doc/extend.texi: Document AVX built-in functions.
376 * doc/invoke.texi: Document -mavx.
378 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
379 Joey Ye <joey.ye@intel.com>
380 Xuepeng Guo <xuepeng.guo@intel.com>
382 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
384 * config/i386/cpuid.h (bit_FMA): New.
385 (bit_XSAVE): Likewise.
386 (bit_OSXSAVE): Likewise.
389 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
390 define. Use ASM_OUTPUT_AVX_PREFIX.
392 * config/i386/gmmintrin.h: New.
394 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
395 (OPTION_MASK_ISA_AVX_SET): New.
396 (OPTION_MASK_ISA_FMA_SET): Likewise.
397 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
398 (OPTION_MASK_ISA_FMA_SET): Likewise.
399 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
400 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
401 (pta_flags): Add PTA_AVX and PTA_FMA.
402 (override_options): Handle PTA_AVX and PTA_FMA.
403 (init_cumulative_args): Handle warn_avx.
404 (classify_argument): Return 0 for COImode and OImode. Return
405 1 and X86_64_AVX_CLASS for 256bit vector types.
406 (examine_argument): Handle X86_64_AVX_CLASS.
407 (construct_container): Likewise.
408 (function_arg_advance_32): Pass OImode and 256bit vector types
410 (function_arg_advance_64): Take a new argument to indicate if a
411 parameter is named. Handle 256bit vector types. Return
412 immediately for unnamed 256bit vector mode parameters.
413 (function_arg_advance): Updated.
414 (function_arg_32): Add comments for TImode. Handle OImode
415 and 256bit vector types.
416 (function_arg_64): Take a new argument to indicate if a
417 parameter is named. Handle 256bit vector types. Return NULL
418 for unnamed 256bit vector mode parameters.
419 (function_arg): Updated.
420 (setup_incoming_varargs_64): Support
421 AVX encoding for *sse_prologue_save_insn.
422 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
423 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
424 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
425 enabled, otherwise return -3.
426 (standard_sse_constant_opcode): Handle AVX and 256bit vector
428 (print_reg): Support AVX registers. Handle 'x' and 't'.
429 Handle 'd' to duplicate the operand.
430 (print_operand): Likewise. Also support AVX vector compare
432 (output_387_binary_op): Support AVX.
433 (output_fp_compare): Likewise.
434 (ix86_expand_vector_move_misalign): Likewise.
435 (ix86_attr_length_vex_default): New.
436 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
437 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
438 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
439 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
440 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
441 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
442 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
443 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
444 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
445 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
446 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
447 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
448 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
449 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
450 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
451 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
452 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
453 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
454 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
455 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
456 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
457 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
458 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
459 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
460 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
461 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
462 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
463 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
464 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
465 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
466 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
467 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
468 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
469 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
470 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
471 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
472 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
473 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
474 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
475 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
476 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
477 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
478 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
479 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
480 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
481 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
482 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
483 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
484 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
485 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
486 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
487 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
488 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
489 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
490 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
491 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
492 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
493 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
494 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
495 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
496 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
497 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
498 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
499 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
500 and IX86_BUILTIN_MOVMSKPS256,
501 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
502 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
503 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
504 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
505 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
506 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
507 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
508 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
509 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
510 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
511 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
512 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
513 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
514 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
515 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
516 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
517 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
518 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
519 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
520 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
521 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
522 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
523 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
524 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
525 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
526 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
527 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
528 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
529 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
530 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
531 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
532 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
533 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
534 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
535 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
536 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
537 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
538 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
539 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
540 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
541 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
542 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
543 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
544 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
545 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
546 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
547 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
548 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
549 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
550 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
551 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
552 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
553 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
554 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
555 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
556 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
557 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
558 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
560 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
561 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
562 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
563 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
564 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
565 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
566 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
567 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
568 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
569 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
570 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
571 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
572 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
573 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
574 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
575 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
576 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
577 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
578 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
579 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
580 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
581 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
582 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
583 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
584 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
585 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
586 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
587 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
588 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
589 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
590 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
591 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
592 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
593 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
594 IX86_BUILTIN_MOVMSKPS256.
595 (ix86_init_mmx_sse_builtins): Support AVX builtins.
596 (ix86_expand_args_builtin): Likewise.
597 (ix86_expand_special_args_builtin): Likewise.
598 (ix86_hard_regno_mode_ok): Handle AVX modes.
599 (ix86_expand_vector_init_duplicate): Likewise.
600 (ix86_expand_vector_init_one_nonzero): Likewise.
601 (ix86_expand_vector_init_one_var): Likewise.
602 (ix86_expand_vector_init_concat): Likewise.
603 (ix86_expand_vector_init_general): Likewise.
604 (ix86_expand_vector_set): Likewise.
605 (ix86_vector_mode_supported_p): Likewise.
606 (x86_extended_reg_mentioned_p): Check INSN_P before using
609 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
610 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
612 * config/i386/i386.h (TARGET_AVX): New.
613 (TARGET_FMA): Likewise.
614 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
615 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
616 (VALID_AVX256_REG_MODE): New.
617 (AVX256_VEC_FLOAT_MODE_P): Likewise.
618 (AVX_FLOAT_MODE_P): Likewise.
619 (AVX128_VEC_FLOAT_MODE_P): Likewise.
620 (AVX256_VEC_FLOAT_MODE_P): Likewise.
621 (AVX_VEC_FLOAT_MODE_P): Likewise.
622 (ASM_OUTPUT_AVX_PREFIX): Likewise.
623 (ASM_OUTPUT_OPCODE): Likewise.
624 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
626 (SSE_REG_MODE_P): Allow 256bit vector modes.
627 (ix86_args): Add a warn_avx field.
629 * config/i386/i386.md (UNSPEC_PCMP): New.
630 (UNSPEC_VPERMIL): Likewise.
631 (UNSPEC_VPERMIL2): Likewise.
632 (UNSPEC_VPERMIL2F128): Likewise.
633 (UNSPEC_MASKLOAD): Likewise.
634 (UNSPEC_MASKSTORE): Likewise.
635 (UNSPEC_CAST): Likewise.
636 (UNSPEC_VTESTP): Likewise.
637 (UNSPECV_VZEROALL): Likewise.
638 (UNSPECV_VZEROUPPER): Likewise.
639 (XMM0_REG): Likewise.
640 (XMM1_REG): Likewise.
641 (XMM2_REG): Likewise.
642 (XMM3_REG): Likewise.
643 (XMM4_REG): Likewise.
644 (XMM5_REG): Likewise.
645 (XMM6_REG): Likewise.
646 (XMM8_REG): Likewise.
647 (XMM9_REG): Likewise.
648 (XMM10_REG): Likewise.
649 (XMM11_REG): Likewise.
650 (XMM12_REG): Likewise.
651 (XMM13_REG): Likewise.
652 (XMM14_REG): Likewise.
653 (XMM15_REG): Likewise.
655 (prefix_vex_imm8): Likewise.
656 (prefix_vex_w): Likewise.
657 (length_vex): Likewise.
660 (*avx_ashlti3): Likewise.
661 (*avx_lshrti3): Likewise.
662 (*avx_setcc<mode>): Likewise.
663 (*fop_<mode>_comm_mixed_avx): Likewise.
664 (*fop_<mode>_comm_avx): Likewise.
665 (*fop_<mode>_1_mixed_avx): Likewise.
666 (*fop_<mode>_1_avx): Likewise.
667 (*avx_<code><mode>3): Likewise.
668 (*avx_ieee_smin<mode>3): Likewise.
669 (*avx_ieee_smax<mode>3): Likewise.
670 (mode): Add OI, V8SF and V4DF.
671 (length): Support VEX prefix.
672 (*cmpfp_i_mixed): Set prefix attribute.
673 (*cmpfp_i_sse): Likewise.
674 (*cmpfp_iu_mixed): Likewise.
675 (*cmpfp_iu_sse): Likewise.
676 (*movsi_1): Support AVX.
677 (*movdi_2): Likewise.
678 (*movdi_1_rex64): Likewise.
679 (*movti_internal): Likewise.
680 (*movti_rex64): Likewise.
681 (*movsf_1): Likewise.
682 (*movdf_nointeger): Likewise.
683 (*movdf_integer_rex64): Likewise.
684 (*movtf_internal): Likewise.
685 (zero_extendsidi2_32): Likewise.
686 (zero_extendsidi2_rex64): Likewise.
687 (*extendsfdf2_mixed): Likewise.
688 (*extendsfdf2_sse): Likewise.
689 (*truncdfsf_fast_mixed): Likewise.
690 (*truncdfsf_fast_sse): Likewise.
691 (*truncdfsf_mixed): Likewise.
692 (fix_trunc<mode>di_sse): Likewise.
693 (fix_trunc<mode>si_sse): Likewise.
694 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
695 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
696 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
697 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
698 (*rcpsf2_sse): Likewise.
699 (*rsqrtsf2_sse): Likewise.
700 (*sqrt<mode>2_sse): Likewise.
701 (sse4_1_round<mode>2): Likewise.
702 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
703 Support AVX. Set length attribute properly for AVX.
705 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
706 (VECTOR_MODES (FLOAT, 32)): Likewise.
707 (VECTOR_MODE (INT, DI, 8)): Likewise.
708 (VECTOR_MODE (INT, HI, 32)): Likewise.
709 (VECTOR_MODE (INT, QI, 64)): Likewise.
710 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
711 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
712 (VECTOR_MODE (INT, DI, 4)): Removed.
713 (VECTOR_MODE (INT, SI, 8)): Likewise.
714 (VECTOR_MODE (INT, HI, 16)): Likewise.
715 (VECTOR_MODE (INT, QI, 32)): Likewise.
716 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
717 (INT_MODE (OI, 32)): Likewise.
719 * config/i386/i386.opt (mavx): New.
722 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
724 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
725 (*mov<mode>_internal_avx): New.
726 (*movv2sf_internal_rex64_avx): Likewise.
727 (*movv2sf_internal_avx): Likewise.
729 * config/i386/predicates.md (const_4_to_5_operand): New.
730 (const_6_to_7_operand): Likewise.
731 (const_8_to_11_operand): Likewise.
732 (const_12_to_15_operand): Likewise.
733 (avx_comparison_float_operator): Likewise.
735 * config/i386/sse.md (AVX256MODEI): New.
736 (AVX256MODE): Likewise.
737 (AVXMODEQI): Likewise.
739 (AVX256MODEF2P): Likewise.
740 (AVX256MODE2P): Likewise.
741 (AVX256MODE4P): Likewise.
742 (AVX256MODE8P): Likewise.
743 (AVXMODEF2P): Likewise.
744 (AVXMODEF4P): Likewise.
745 (AVXMODEDCVTDQ2PS): Likewise.
746 (AVXMODEDCVTPS2DQ): Likewise.
747 (avxvecmode): Likewise.
748 (avxvecpsmode): Likewise.
749 (avxhalfvecmode): Likewise.
750 (avxscalarmode): Likewise.
751 (avxcvtvecmode): Likewise.
752 (avxpermvecmode): Likewise.
753 (avxmodesuffixf2c): Likewise.
754 (avxmodesuffixp): Likewise.
755 (avxmodesuffixs): Likewise.
756 (avxmodesuffix): Likewise.
757 (vpermilbits): Likewise.
758 (pinsrbits): Likewise.
759 (mov<mode>): Likewise.
760 (*mov<mode>_internal): Likewise.
761 (push<mode>1): Likewise.
762 (movmisalign<mode>): Likewise.
763 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
764 (avx_movdqu<avxmodesuffix>): Likewise.
765 (avx_lddqu<avxmodesuffix>): Likewise.
766 (<plusminus_insn><mode>3): Likewise.
767 (*avx_<plusminus_insn><mode>3): Likewise.
768 (*avx_vm<plusminus_insn><mode>3): Likewise.
769 (mul<mode>3): Likewise.
770 (*avx_mul<mode>3): Likewise.
771 (*avx_vmmul<mode>3): Likewise.
772 (divv8sf3): Likewise.
773 (divv4df3): Likewise.
774 (avx_div<mode>3): Likewise.
775 (*avx_div<mode>3): Likewise.
776 (*avx_vmdiv<mode>3): Likewise.
777 (avx_rcpv8sf2): Likewise.
778 (*avx_vmrcpv4sf2): Likewise.
779 (sqrtv8sf2): Likewise.
780 (avx_sqrtv8sf2): Likewise.
781 (*avx_vmsqrt<mode>2): Likewise.
782 (rsqrtv8sf2): Likewise.
783 (avx_rsqrtv8sf2): Likewise.
784 (*avx_vmrsqrtv4sf2): Likewise.
785 (<code><mode>3): Likewise.
786 (*avx_<code><mode>3_finite): Likewise.
787 (*avx_<code><mode>3): Likewise.
788 (*avx_vm<code><mode>3): Likewise.
789 (*avx_ieee_smin<mode>3): Likewise.
790 (*avx_ieee_smax<mode>3): Likewise.
791 (avx_addsubv8sf3): Likewise.
792 (avx_addsubv4df3): Likewise.
793 (*avx_addsubv4sf3): Likewise.
794 (*avx_addsubv2df3): Likewise.
795 (avx_h<plusminus_insn>v4df3): Likewise.
796 (avx_h<plusminus_insn>v8sf3): Likewise.
797 (*avx_h<plusminus_insn>v4sf3): Likewise.
798 (*avx_h<plusminus_insn>v2df3): Likewise.
799 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
800 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
801 (*avx_maskcmp<mode>3): Likewise.
802 (avx_nand<mode>3): Likewise.
803 (*avx_<code><mode>3): Likewise.
804 (*avx_nand<mode>3): Likewise.
805 (*avx_<code><mode>3): Likewise.
806 (*avx_cvtsi2ss): Likewise.
807 (*avx_cvtsi2ssq): Likewise.
808 (*avx_cvtsi2sd): Likewise.
809 (*avx_cvtsi2sdq): Likewise.
810 (*avx_cvtsd2ss): Likewise.
811 (avx_cvtss2sd): Likewise.
812 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
813 (avx_cvtps2dq<avxmodesuffix>): Likewise.
814 (avx_cvttps2dq<avxmodesuffix>): Likewise.
815 (*avx_cvtsi2sd): Likewise.
816 (*avx_cvtsi2sdq): Likewise.
817 (avx_cvtdq2pd256): Likewise.
818 (avx_cvtpd2dq256): Likewise.
819 (avx_cvttpd2dq256): Likewise.
820 (*avx_cvtsd2ss): Likewise.
821 (*avx_cvtss2sd): Likewise.
822 (avx_cvtpd2ps256): Likewise.
823 (avx_cvtps2pd256): Likewise.
824 (*avx_movhlps): Likewise.
825 (*avx_movlhps): Likewise.
826 (avx_unpckhps256): Likewise.
827 (*avx_unpckhps): Likewise.
828 (avx_unpcklps256): Likewise.
829 (*avx_unpcklps): Likewise.
830 (avx_movshdup256): Likewise.
831 (avx_movsldup256): Likewise.
832 (avx_shufps256): Likewise.
833 (avx_shufps256_1): Likewise.
834 (*avx_shufps_<mode>): Likewise.
835 (*avx_loadhps): Likewise.
836 (*avx_storelps): Likewise.
837 (*avx_loadlps): Likewise.
838 (*avx_movss): Likewise.
839 (*vec_dupv4sf_avx): Likewise.
840 (*vec_concatv2sf_avx): Likewise.
841 (*vec_concatv4sf_avx): Likewise.
842 (*vec_setv4sf_0_avx): Likewise.
843 (*vec_setv4sf_avx): Likewise.
844 (*avx_insertps): Likewise.
845 (avx_vextractf128<mode>): Likewise.
846 (vec_extract_lo_<mode>): Likewise.
847 (vec_extract_hi_<mode>): Likewise.
848 (vec_extract_lo_<mode>): Likewise.
849 (vec_extract_hi_<mode>): Likewise.
850 (vec_extract_lo_v16hi): Likewise.
851 (vec_extract_hi_v16hi): Likewise.
852 (vec_extract_lo_v32qi): Likewise.
853 (vec_extract_hi_v32qi): Likewise.
854 (avx_unpckhpd256): Likewise.
855 (*avx_unpckhpd): Likewise.
856 (avx_movddup256): Likewise.
857 (*avx_movddup): Likewise.
858 (avx_unpcklpd256): Likewise.
859 (*avx_unpcklpd): Likewise.
860 (avx_shufpd256): Likewise.
861 (avx_shufpd256_1): Likewise.
862 (*avx_punpckhqdq): Likewise.
863 (*avx_punpcklqdq): Likewise.
864 (*avx_shufpd_<mode>): Likewise.
865 (*avx_storehpd): Likewise.
866 (*avx_loadhpd): Likewise.
867 (*avx_loadlpd): Likewise.
868 (*avx_movsd): Likewise.
869 (*vec_concatv2df_avx): Likewise.
870 (*avx_<plusminus_insn><mode>3): Likewise.
871 (*avx_<plusminus_insn><mode>3): Likewise.
872 (*avx_mulv8hi3): Likewise.
873 (*avxv8hi3_highpart): Likewise.
874 (*avx_umulv8hi3_highpart): Likewise.
875 (*avx_umulv2siv2di3): Likewise.
876 (*avx_mulv2siv2di3): Likewise.
877 (*avx_pmaddwd): Likewise.
878 (*avx_mulv4si3): Likewise.
879 (*avx_ashr<mode>3): Likewise.
880 (*avx_lshr<mode>3): Likewise.
881 (*avx_ashl<mode>3): Likewise.
882 (*avx_<code><mode>3): Likewise.
883 (*avx_eq<mode>3): Likewise.
884 (*avx_gt<mode>3): Likewise.
885 (*avx_nand<mode>3): Likewise.
886 (*avx_nand<mode>3): Likewise.
887 (*avx_<code><mode>3): Likewise.
888 (*avx_<code><mode>3): Likewise.
889 (*avx_packsswb): Likewise.
890 (*avx_packssdw): Likewise.
891 (*avx_packuswb): Likewise.
892 (*avx_punpckhbw): Likewise.
893 (*avx_punpcklbw): Likewise.
894 (*avx_punpckhwd): Likewise.
895 (*avx_punpcklwd): Likewise.
896 (*avx_punpckhdq): Likewise.
897 (*avx_punpckldq): Likewise.
898 (*avx_pinsr<avxmodesuffixs>): Likewise.
899 (*avx_pinsrq): Likewise.
900 (*avx_loadld): Likewise.
901 (*vec_extractv2di_1_rex64_avx): Likewise.
902 (*vec_extractv2di_1_avx): Likewise.
903 (*vec_dupv2di_avx): Likewise.
904 (*vec_concatv2si_avx): Likewise.
905 (*vec_concatv4si_1_avx): Likewise.
906 (*vec_concatv2di_avx): Likewise.
907 (*vec_concatv2di_rex64_avx): Likewise.
908 (*avx_uavgv16qi3): Likewise.
909 (*avx_uavgv8hi3): Likewise.
910 (*avx_psadbw): Likewise.
911 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
912 (*avx_phaddwv8hi3): Likewise.
913 (*avx_phadddv4si3): Likewise.
914 (*avx_phaddswv8hi3): Likewise.
915 (*avx_phsubwv8hi3): Likewise.
916 (*avx_phsubdv4si3): Likewise.
917 (*avx_phsubswv8hi3): Likewise.
918 (*avx_pmaddubsw128): Likewise.
919 (*avx_pmulhrswv8hi3): Likewise.
920 (*avx_pshufbv16qi3): Likewise.
921 (*avx_psign<mode>3): Likewise.
922 (*avx_palignrti): Likewise.
923 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
924 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
925 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
926 (*avx_mpsadbw): Likewise.
927 (*avx_packusdw): Likewise.
928 (*avx_pblendvb): Likewise.
929 (*avx_pblendw): Likewise.
930 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
931 (avx_ptest256): Likewise.
932 (avx_roundp<avxmodesuffixf2c>256): Likewise.
933 (*avx_rounds<ssemodesuffixf2c>): Likewise.
934 (*avx_aesenc): Likewise.
935 (*avx_aesenclast): Likewise.
936 (*avx_aesdec): Likewise.
937 (*avx_aesdeclast): Likewise.
938 (avx_vzeroupper): Likewise.
939 (avx_vzeroupper_rex64): Likewise.
940 (avx_vpermil<mode>): Likewise.
941 (avx_vpermilvar<mode>3): Likewise.
942 (avx_vpermil2<mode>3): Likewise.
943 (avx_vperm2f128<mode>3): Likewise.
944 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
945 (avx_vbroadcastss256): Likewise.
946 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
947 (avx_vinsertf128<mode>): Likewise.
948 (vec_set_lo_<mode>): Likewise.
949 (vec_set_hi_<mode>): Likewise.
950 (vec_set_lo_<mode>): Likewise.
951 (vec_set_hi_<mode>): Likewise.
952 (vec_set_lo_v16hi): Likewise.
953 (vec_set_hi_v16hi): Likewise.
954 (vec_set_lo_v32qi): Likewise.
955 (vec_set_hi_v32qi): Likewise.
956 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
957 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
958 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
959 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
960 (vec_init<mode>): Likewise.
961 (*vec_concat<mode>_avx): Likewise.
962 (blendbits): Support V8SF and V4DF.
963 (sse2_movq128): Support AVX.
964 (<sse>_movnt<mode>): Likewise.
965 (sse2_movntv2di): Likewise.
966 (sse_rcpv4sf2): Likewise.
967 (sse_sqrtv4sf2): Likewise.
968 (sse_rsqrtv4sf2): Likewise.
969 (<sse>_comi): Likewise.
970 (<sse>_ucomi): Likewise.
971 (sse_cvtss2si): Likewise.
972 (sse_cvtss2si_2): Likewise.
973 (sse_cvtss2siq): Likewise.
974 (sse_cvtss2siq_2): Likewise.
975 (sse_cvttss2si): Likewise.
976 (sse_cvttss2siq): Likewise.
977 (sse2_cvtsd2si): Likewise.
978 (sse2_cvtsd2si_2): Likewise.
979 (sse2_cvtsd2siq): Likewise.
980 (sse2_cvtsd2siq_2): Likewise.
981 (sse2_cvttsd2si): Likewise.
982 (sse2_cvttsd2siq): Likewise.
983 (sse2_cvtdq2pd): Likewise.
984 (*sse2_cvtpd2dq): Likewise.
985 (*sse2_cvttpd2dq): Likewise.
986 (*sse2_cvtpd2ps): Likewise.
987 (sse2_cvtps2pd): Likewise.
988 (sse3_movshdup): Likewise.
989 (sse3_movsldup): Likewise.
990 (sse_storehps): Likewise.
991 (*sse4_1_extractps): Likewise.
992 (sse2_storelpd): Likewise.
993 (vec_dupv2df_sse3): Likewise.
994 (*vec_concatv2df_sse3): Likewise.
995 (*sse4_1_pextrb): Likewise.
996 (*sse4_1_pextrb_memory): Likewise.
997 (*sse2_pextrw): Likewise.
998 (*sse4_1_pextrw_memory): Likewise.
999 (*sse4_1_pextrd): Likewise.
1000 (*sse4_1_pextrq): Likewise.
1001 (sse2_pshufd_1): Likewise.
1002 (sse2_pshuflw_1): Likewise.
1003 (sse2_pshufhw_1): Likewise.
1004 (*sse2_storeq_rex64): Likewise.
1005 (*vec_dupv4si): Likewise.
1006 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
1007 (sse2_pmovmskb): Likewise.
1008 (*sse2_maskmovdqu): Likewise.
1009 (*sse2_maskmovdqu_rex64): Likewise.
1010 (sse_ldmxcsr): Likewise.
1011 (sse_stmxcsr): Likewise.
1012 (abs<mode>2): Likewise.
1013 (sse4_1_movntdqa): Likewise.
1014 (sse4_1_phminposuw): Likewise.
1015 (sse4_1_extendv8qiv8hi2): Likewise.
1016 (*sse4_1_extendv8qiv8hi2): Likewise.
1017 (sse4_1_extendv4qiv4si2): Likewise.
1018 (*sse4_1_extendv4qiv4si2): Likewise.
1019 (sse4_1_extendv2qiv2di2): Likewise.
1020 (*sse4_1_extendv2qiv2di2): Likewise.
1021 (sse4_1_extendv4hiv4si2): Likewise.
1022 (*sse4_1_extendv4hiv4si2): Likewise.
1023 (sse4_1_extendv2hiv2di2): Likewise.
1024 (*sse4_1_extendv2hiv2di2): Likewise.
1025 (sse4_1_extendv2siv2di2): Likewise.
1026 (*sse4_1_extendv2siv2di2): Likewise.
1027 (sse4_1_zero_extendv8qiv8hi2): Likewise.
1028 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
1029 (sse4_1_zero_extendv4qiv4si2): Likewise.
1030 (*sse4_1_zero_extendv4qiv4si2): Likewise.
1031 (sse4_1_zero_extendv2qiv2di2): Likewise.
1032 (*sse4_1_zero_extendv2qiv2di2): Likewise.
1033 (sse4_1_zero_extendv4hiv4si2): Likewise.
1034 (*sse4_1_zero_extendv4hiv4si2): Likewise.
1035 (sse4_1_zero_extendv2hiv2di2): Likewise.
1036 (*sse4_1_zero_extendv2hiv2di2): Likewise.
1037 (sse4_1_zero_extendv2siv2di2): Likewise.
1038 (*sse4_1_zero_extendv2siv2di2): Likewise.
1039 (sse4_1_ptest): Likewise.
1040 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
1041 (sse4_2_pcmpestri): Likewise.
1042 (sse4_2_pcmpestrm): Likewise.
1043 (sse4_2_pcmpistri): Likewise.
1044 (sse4_2_pcmpistrm): Likewise.
1046 (aeskeygenassist): Likewise.
1048 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
1050 * config/i386/predicates.md (vzeroall_operation): New.
1052 * config/i386/sse.md (avx_vzeroall): New.
1053 (*avx_vzeroall): Likewise.
1055 2008-08-28 Paul Brook <paul@codesourcery.com>
1056 Mark Shinwell <shinwell@codesourcery.com>
1057 Richard Earnshaw <richard.earnshaw@arm.com>
1059 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
1060 (TARGET_MIN_ANCHOR_OFFSET): New.
1061 (arm_override_options): Set correct anchor ranges for Thumb-1
1062 and Thumb-2 if required.
1063 (legitimize_pic_address): Handle case involving a TLS symbol
1064 reference with an addend.
1065 (arm_optimization_options): Enable section anchors at -O1 and
1067 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
1068 * config/arm/arm-protos.h (arm_optimization_options): New.
1070 2008-08-28 Nick Clifton <nickc@redhat.com>
1072 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
1073 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
1076 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
1077 * config/v850/v850.md (return): Remove frame size restriction.
1079 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
1081 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
1083 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
1085 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
1087 2008-08-28 Paul Brook <paul@codesourcery.com>
1089 * config/arm/vfp11.md: Update license notice.
1090 * config/arm/cortex-r4.md: Ditto.
1092 2008-08-28 Richard Guenther <rguenther@suse.de>
1094 PR tree-optimization/37207
1095 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
1098 2008-08-28 Dodji Seketeli <dodji@redhat.com>
1101 * tree.c (int_fits_type_p): Don't forget unsigned integers
1102 of type sizetype which higher end word equals -1.
1104 2008-08-28 Ira Rosen <irar@il.ibm.com>
1106 * target.h (struct vectorize): Add new target builtin.
1107 * tree-vectorizer.c (destroy_loop_vec_info): Call
1108 vect_free_slp_instance instead of vect_free_slp_node.
1109 * tree-vectorizer.h (enum slp_load_perm_type): New.
1110 (struct _slp_instance): Add new fields.
1111 (SLP_INSTANCE_LOAD_PERMUTATION): New.
1112 (SLP_INSTANCE_LOADS): New.
1113 (vect_free_slp_tree): Remove.
1114 (vect_free_slp_instance): Declare.
1115 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
1116 (vectorizable_load): Add argument.
1117 (vect_transform_slp_perm_load): New.
1118 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
1120 (vect_get_place_in_interleaving_chain): New function.
1121 (vect_free_slp_tree): Make static.
1122 (vect_free_slp_instance): New function.
1123 (vect_build_slp_tree): Add new arguments. Allow load permutations and
1124 collect the load location in the interleaving chain.
1125 (vect_supported_slp_permutation_p): New function.
1126 (vect_supported_load_permutation_p): Likewise.
1127 (vect_analyze_slp_instance): In case of loads permutation, call
1128 vect_supported_load_permutation_p to check that the permutation is
1130 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
1131 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
1132 (vect_create_mask_and_perm): New function.
1133 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
1134 (vectorizable_load): Add an argument. Don't keep the created vectors
1135 statements in the node if permutation is required. Call
1136 vect_transform_slp_perm_load to generate the permutation.
1137 (vect_transform_stmt): Add new argument. Call vectorizable_load with
1138 additional argument.
1139 (vect_schedule_slp_instance): In case of loads permutation, allocate
1140 vectorized statements structure for all the related SLP nodes. Call
1141 vect_transform_stmt with addditional argument.
1142 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
1143 * config/spu/spu.c (spu_builtin_vec_perm): New.
1144 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
1145 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
1146 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
1147 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
1149 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
1151 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
1152 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
1153 __gthread_cond_signal, __gthread_cond_timedwait,
1154 __gthread_cond_timedwait_recursive): New functions.
1155 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
1157 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
1160 2008-08-28 Richard Guenther <rguenther@suse.de>
1163 * fold-const.c (maybe_canonicalize_comparison_1): Require
1164 undefined overflow only for canonicalizing A +- CST cmp CST.
1165 Make sure to not generate new constants that are not inside
1166 their TYPE_MIN/MAX_VALUE range.
1167 (maybe_canonicalize_comparison): Remove undefined overflow
1169 (fold_binary): Remove now duplicate folding.
1171 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
1173 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
1174 use not updated in the last change.
1176 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
1178 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
1179 (IRA_COVER_CLASSES): Add FPUL_REGS.
1181 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1184 * c-common.c (conversion_warning): Check for null operands.
1186 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1189 * c-decl.c (check_for_loop_decls): Improve error message. Give
1192 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1195 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
1196 (convert_for_assignment): Pass corrent OPT_W* parameter to
1197 WARN_FOR_ASSIGNMENT.
1199 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
1202 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
1204 2008-08-27 Paul Brook <paul@codesourcery.com>
1206 * config.gcc: Loosen checks for arm uclinux eabi targets.
1208 2008-08-27 Paul Brook <paul@codesourcery.com>
1210 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
1212 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1214 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
1216 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
1217 the enumerators of an ENUMERAL_TYPE.
1218 * dbxout.c (dbxout_type): Ditto.
1220 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
1223 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
1224 (fwprop_addr): Check that the loop_father is not the outer loop.
1226 2008-08-26 Paul Brook <paul@codesourcery.com>
1228 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
1229 Remove documentation entry for fmul type.
1230 Use fmuls to annotate single-precision multiplication patterns,
1231 fmuld to annotate double-precision multiplication patterns,
1232 fmacs to annotate single-precision multiply-accumulate patterns
1233 and fmacd to annotate double-precision multiply-accumulate patterns.
1234 * config/arm/vfp11.md: Update reservations accordingly.
1235 * config/arm/arm.md: Note that certain values of the "type"
1236 attribute are documented in vfp.md.
1237 * config/arm/arm1020e.md: Remove out of date duplicate comment.
1238 (v10_cvt): Use new fmul types.
1240 2008-08-26 Paul Brook <paul@codesourcery.com>
1242 * config/arm/vfp.md: Move pipeline description for VFP11 to...
1243 * config/arm/vfp11.md: ...here. New.
1244 * config/arm/arm.md: Include vfp11.md.
1246 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
1248 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
1249 parameter to inform call.
1251 2008-08-26 Jeff Law <law@redhat.com>
1253 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
1254 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
1255 preferred class when copying a constant into a partial word register.
1257 2008-08-26 Ben Elliston <bje@au.ibm.com>
1259 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
1260 * cp/typeck.c: Likewise.
1261 * cp/tree.c: Likewise.
1262 * gimple-low.c: Likewise.
1265 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
1267 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
1268 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
1270 * doc/passes.texi: Describe IRA.
1272 * doc/tm.texi (IRA_COVER_CLASSES,
1273 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
1275 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
1276 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
1277 -fira-propagate-cost, -fno-ira-share-save-slots,
1278 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
1280 * flags.h (ira_algorithm): New enumeration.
1281 (flag_ira_algorithm, flag_ira_verbose): New external variable
1284 * postreload.c (gate_handle_postreload): Don't do post reload
1285 optimizations unless the reload is completed.
1287 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
1290 * tree-pass.h (pass_ira): New external variable declaration.
1292 * reload.h: Add 2008 to the Copyright.
1294 * cfgloopanal.c: Include params.h.
1295 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
1298 * params.h (IRA_MAX_LOOPS_NUM): New macro.
1300 * toplev.c (ira.h): New include.
1301 (flag_ira_algorithm, flag_ira_verbose): New external variables.
1302 (backend_init_target): Call ira_init.
1303 (backend_init): Call ira_init_once.
1304 (finalize): Call finish_ira_once.
1306 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
1307 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
1310 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
1311 may_move_out_cost): New external variable declarations.
1312 (move_table): New typedef.
1314 * caller-save.c: Include headers output.h and ira.h.
1315 (no_caller_save_reg_set): New global variable.
1316 (save_slots_num, save_slots): New variables.
1317 (reg_save_code, reg_restore_code, add_stored_regs): Add
1319 (init_caller_save): Set up no_caller_save_reg_set.
1320 (init_save_areas): Reset save_slots_num.
1321 (saved_hard_reg): New structure.
1322 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
1323 (initiate_saved_hard_regs, new_saved_hard_reg,
1324 finish_saved_hard_regs, saved_hard_reg_compare_func): New
1326 (setup_save_areas): Add code for sharing stack slots.
1327 (all_blocks): New variable.
1328 (save_call_clobbered_regs): Process pseudo-register too.
1329 (mark_set_regs): Process pseudo-register too.
1330 (insert_one_insn): Put the insn after bb note in a empty basic
1331 block. Add insn check.
1333 * global.c (eliminable_regset): Make it external.
1334 (mark_elimination): Use DF_LR_IN for IRA.
1335 (pseudo_for_reload_consideration_p): New.
1336 (build_insn_chain): Make it external. Don't ignore spilled
1337 pseudos for IRA. Use pseudo_for_reload_consideration_p.
1338 (gate_handle_global_alloc): New function.
1339 (pass_global_alloc): Add the gate function.
1341 * opts.c (decode_options): Set up flag_ira. Print the warning for
1343 (common_handle_option): Process -fira-algorithm and -fira-verbose.
1345 * timevar.def (TV_IRA, TV_RELOAD): New passes.
1347 * regmove.c (regmove_optimize): Don't do replacement of output for
1350 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
1351 New external variable declarations.
1353 * local-alloc.c (update_equiv_regs): Make it external. Return
1354 true if jump label rebuilding should be done. Rescan new_insn for
1356 (gate_handle_local_alloc): New function.
1357 (pass_local_alloc): Add the gate function.
1359 * alias.c (value_addr_p, stack_addr_p): New functions.
1360 (nonoverlapping_memrefs_p): Use them for IRA.
1362 * common.opt (fira, fira-algorithm, fira-coalesce,
1363 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
1364 fira-verbose): New options.
1366 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
1367 move_cost, may_move_in_cost, may_move_out_cost): Make the
1369 (move_table): Remove typedef.
1370 (init_move_cost): Make it external.
1371 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
1374 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
1375 setup_reg_classes): New function prototypes.
1376 (eliminable_regset): New external variable declaration.
1377 (build_insn_chain, update_equiv_regs): New function prototypes.
1379 * Makefile.in (IRA_INT_H): New definition.
1380 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
1381 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
1382 (reload1.o, toplev.o): Add dependence on ira.h.
1383 (cfgloopanal.o): Add PARAMS_H.
1384 (caller-save.o): Add dependence on output.h and ira.h.
1385 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
1386 ira-emit.o, ira-lives.o): New entries.
1388 * passes.c (pass_ira): New pass.
1390 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
1392 * reload1.c (ira.h): Include the header.
1393 (changed_allocation_pseudos): New bitmap.
1394 (init_reload): Initiate the bitmap.
1395 (compute_use_by_pseudos): Permits spilled registers in FROM.
1396 (temp_pseudo_reg_arr): New variable.
1397 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
1398 IRA. Call alter_reg with the additional parameter. Don't clear
1399 spilled_pseudos for IRA. Restore original insn chain for IRA.
1400 Clear changed_allocation_pseudos at the end of reload.
1401 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
1402 (hard_regno_to_pseudo_regno): New variable.
1403 (count_pseudo): Check spilled pseudos. Set up
1404 hard_regno_to_pseudo_regno.
1405 (count_spilled_pseudo): Check spilled pseudos. Update
1406 hard_regno_to_pseudo_regno.
1407 (find_reg): Use better_spill_reload_regno_p. Check
1408 hard_regno_to_pseudo_regno.
1409 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
1411 (eliminate_regs_1): Use additional parameter for alter_reg.
1412 (finish_spills): Set up pseudo_previous_regs only for spilled
1413 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
1414 more arguments. Don't clear live_throughout and dead_or_set for
1415 spilled pseudos. Use additional parameter for alter_reg. Call
1416 mark_allocation_change. Set up changed_allocation_pseudos.
1417 Remove sanity check.
1418 (emit_input_reload_insns, delete_output_reload): Use additional
1419 parameter for alter_reg. Call mark_allocation_change.
1420 (substitute, gen_reload_chain_without_interm_reg_p): New
1422 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
1424 * testsuite/gcc.dg/20080410-1.c: New file.
1426 * config/s390/s390.h (IRA_COVER_CLASSES,
1427 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
1429 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
1431 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
1433 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
1435 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
1437 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
1439 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
1441 2008-08-24 Jeff Law <law@redhat.com>
1442 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
1443 when ignoring unavailable registers.
1445 2008-08-24 Jeff Law <law@redhat.com>
1446 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
1447 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
1448 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
1449 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
1451 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
1452 * ira-build.c (allocno_range_compare_func): Stabilize sort.
1454 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
1455 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
1456 * reload1.c (find_reg): Process registers in register allocation order.
1458 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
1459 * toplev.c (backend_init_target): Move ira_init call from
1461 (lang_dependent_init_target): ...to here.
1463 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
1464 * ira.c (setup_class_subset_and_memory_move_costs): Don't
1465 calculate memory move costs for NO_REGS.
1467 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
1468 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
1469 STACK_REGS is defined.
1471 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1472 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
1474 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
1475 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
1477 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
1478 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
1479 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
1482 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
1483 Dorit Nuzman <dorit@il.ibm.com>
1485 * gcc/config/spu/spu.md (vec_extract_evenv4si,
1486 vec_extract_evenv4sf, vec_extract_evenv8hi,
1487 vec_extract_evenv16qi, vec_extract_oddv4si,
1488 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
1489 vec_interleave_highv4sf, vec_interleave_lowv4sf,
1490 vec_interleave_highv4si, vec_interleave_lowv4si,
1491 vec_interleave_highv8hi, vec_interleave_lowv8hi,
1492 vec_interleave_highv16qi, vec_interleave_lowv16qi,
1493 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
1495 2008-08-25 Janis Johnson <janis187@us.ibm.com>
1498 * config/rs6000/rs6000.c (optimization_options): Don't default to
1499 section anchors without toplevel reorder.
1501 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1503 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
1504 (mfc_end_critical_section): Likewise.
1506 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1508 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
1509 all type qualifiers from element type to vector type.
1511 2008-08-25 David Daney <ddaney@avtrex.com>
1513 * config/mips/mips.md (immediate_insn): Move up in file, fix
1514 comment typo, reformat.
1515 (fetchop_bit, atomic_hiqi_op memory_barrier,
1516 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
1517 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
1518 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
1519 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
1520 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
1521 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
1522 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
1523 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
1524 sync_old_nand<mode>, sync_new_nand<mode>,
1525 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
1526 test_and_set_12): Moved to sync.md.
1528 * config/mips/sync.md: New file.
1530 2008-08-25 Richard Henderson <rth@redhat.com>
1532 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
1533 (regsave): Likewise.
1534 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
1535 (output_cfi_directive): Likewise.
1536 (div_data_align): New.
1537 (output_cfi): Use it.
1539 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
1541 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
1542 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
1543 (TARGET_OCTEON): New macro.
1544 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
1545 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
1546 (ISA_HAS_POP): New macro.
1547 * config/mips/driver-native.c (host_detect_local_cpu): Handle
1549 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1551 * config/mips/mips.md (cpu): Add octeon.
1552 (type): Add pop attribute value.
1553 (popcount<mode>2): New pattern.
1554 * doc/invoke.texi (-march=@var{arch}): Add octeon.
1556 2008-08-24 Jan Hubicka <jh@suse.cz>
1558 * doc/invoke.texi (-fipa-cp-clone): New option.
1559 (-fipa-cp): Update docs.
1560 (--param ipcp-unit-growth):New.
1561 * ipa-cp.c: Include fibheap.h, params.h
1562 (ipcp_initialize_node_lattices): When not cloning, all externally
1563 visible functions are bottom.
1564 (ipcp_need_redirect_p): Accept clones.
1565 (ipcp_insert_stage): Use cost driven heuristics.
1566 (max_count, dead_nodes): New static vars.
1567 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
1568 ipcp_const_param_count): New functions.
1569 * common.opt (ipa-cp-clone): New command line option.
1570 * params.def (ipcp-unit-growth): New.
1572 2008-08-24 Jan Hubicka <jh@suse.cz>
1574 * tree-inline.c (tree_function_versioning): Look harder
1575 for referenced vars.
1577 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
1579 PR tree-optimization/37185
1580 * matrix-reorg.c (transform_access_sites): Update changed stmt.
1582 2008-08-23 Jan Hubicka <jh@suse.cz>
1584 * ipa-cp.c (ipcp_analyze_node): New function.
1585 (ipcp_update_cloned_node): Use it.
1586 (ipcp_init_stage): Likewise.
1587 * ipa-inline.c (function_insertion_hook_holder): New static var.
1588 (analyze_function): Break out from ....
1589 (inline_generate_summary): Here; register insertion hook.
1590 (cgraph_decide_inlining): Remove hook.
1591 (add_new_function): New function.
1593 2008-08-23 Jan Hubicka <jh@suse.cz>
1595 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
1597 2008-08-23 Jan Hubicka <jh@suse.cz>
1599 * ipa-cp.c (constant_val_insert): Remove.
1600 (ipcp_propagate_one_const): Remove.
1601 (ipcp_create_replace_map): Always insert replacements to the map.
1602 (ipcp_insert_stage): Do not try to insert statements by hand.
1603 * tree-inline.c (insert_init_stmt): Break out from ...
1604 (setup_one_parameter): ... here; allow NULL BB pointer.
1605 (tree_function_versioning): Use setup_one_parameter to process
1608 2008-08-23 Jan Hubicka <jh@suse.cz>
1610 * tree.c (decl_address_ip_invariant_p): New function.
1611 * tree.h (decl_address_ip_invariant_p): Declare.
1612 * gimple.c (strip_invariant_refs): Break out from ...
1613 (is_gimple_invariant_address): ... here
1614 (is_gimple_ip_invariant_address): New function.
1615 (is_gimple_ip_invariant): New function.
1616 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
1619 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
1620 (ipcp_lat_is_insertable): All constants are insertable.
1621 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
1622 IPA_CONST_VALUE_REF.
1623 (ipcp_initialize_node_lattices): Propagate all types of operands.
1624 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
1625 (ipcp_create_replace_map): Reformat.
1626 (ipcp_need_redirect_p): Simplify.
1627 (ipcp_insert_stage): Check that argument is used before clonning.
1628 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
1629 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
1630 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
1631 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
1632 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
1633 (jump_func_type): Remove IPA_CONST_VALUE_REF.
1634 * tree-inline.c (tree_function_versioning): Add variables referenced by
1637 2008-08-23 Jan Hubicka <jh@suse.cz>
1640 * i386.c (standard_80387_constant_p): Use optimize_size.
1642 2008-08-23 Ira Rosen <irar@il.ibm.com>
1644 PR tree-optimization/37161
1645 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
1646 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
1647 (vect_determine_vectorization_factor): Move the scalar type
1648 retrieval to vect_get_smallest_scalar_type.
1649 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
1650 scalar type. Remove redundant computation.
1651 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
1652 (vect_get_slp_defs): Take the type of RHS into account if
1653 necessary by calling vect_get_smallest_scalar_type. Call
1654 vect_get_constant_vectors with additional argument.
1656 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1659 * doc/invoke.texi (Wwrite-strings): Clarify description.
1661 2008-08-23 Ira Rosen <irar@il.ibm.com>
1663 PR tree-optimization/37174
1664 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
1665 def stmt is a part of the loop before accessing its stmt_vec_info.
1667 2008-08-22 Anatoly Sokolov <aesok@post.ru>
1670 * config/avr/avr.md (UNSPEC_SWAP): New constants.
1671 (*swap): New insn pattern.
1672 (*ashlqi3): Rename from ashlqi3 insn pattern.
1673 (ashlqi3): New expanders.
1674 (*lshrqi3): Rename from lshrqi3 insn pattern.
1675 (lshrqi3): New expanders.
1676 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
1677 lshrqi3_const5, lshrqi3_const6): New splitters.
1678 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
1679 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
1682 2008-08-22 Richard Guenther <rguenther@suse.de>
1684 PR tree-optimization/37078
1685 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
1686 [+INF, +INF] ranges.
1688 2008-08-22 Richard Guenther <rguenther@suse.de>
1690 PR tree-optimization/37143
1691 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
1692 a conversion statement instead of a copy.
1694 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
1697 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
1698 CCCmode, CCOmode and CCSmode destination modes.
1701 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
1702 from different units in a single alternative.
1703 (*vec_extractv2sf_1): Ditto.
1704 (*vec_extractv2si_0): Ditto.
1705 (*vec_extractv2si_1): Ditto.
1706 * config/i386/sse.md (sse2_storehpd): Ditto.
1707 (sse2_storelpd): Ditto.
1708 (sse2_loadhpd): Ditto.
1709 (sse2_loadlpd): Ditto.
1712 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
1713 (popcountsi2): Ditto.
1714 (clzdi2_abm): Ditto.
1715 (popcountdi2): Ditto.
1716 (clzhi2_abm): Ditto.
1717 (popcounthi2): Ditto.
1719 2008-08-22 Richard Guenther <rguenther@suse.de>
1723 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
1724 if the multiplication does not overflow.
1726 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
1728 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
1730 2008-08-21 Richard Henderson <rth@redhat.com>
1732 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
1733 spurrious comma from test.
1734 * configure: Rebuild.
1736 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1739 * builtins.c (fold_builtin_next_arg): Add warning about undefined
1742 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
1744 * c-tree.h (grokfield): New argument.
1745 * c-decl.c (grokfield): Handle new location argument.
1746 * c-parser.c (c_parser_struct_declaration): Pass location to
1749 2008-08-21 Richard Guenther <rguenther@suse.de>
1751 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
1753 2008-08-21 Jan Hubicka <jh@suse.cz>
1755 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
1756 (cgraph_add_function_insertion_hook,
1757 cgraph_remove_function_insertion_hook,
1758 cgraph_call_function_insertion_hooks): New functions.
1759 * cgraph.h (cgraph_add_function_insertion_hook,
1760 cgraph_remove_function_insertion_hook,
1761 cgraph_call_function_insertion_hooks): Declare.
1762 * ipa-reference.c (function_insertion_hook_holder): New variable.
1763 (check_operand, look_for_address_of): When checking late, do not care
1764 about module bitmaps.
1765 (add_new_function): New function.
1766 (generate_summary): Register hooks; zero module bitmaps.
1767 (propagate): Unregister hooks.
1768 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
1769 (add_new_function): New function.
1770 (generate_summary): Register hook.
1771 (propagate): Remove hook.
1773 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
1775 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
1776 * ipa-cp.c (ipcp_update_cloned_node): New function.
1777 (build_const_val): Handle functions correctly; bring type logic
1778 into sync with tree-inline.c
1779 (ipcp_init_stage): Take care of computing stuff needed by
1780 indirect inlining; update clones.
1781 (ipcp_generate_summary): Break out of ipcp_driver.
1782 (ipcp_driver): Do only execution and transformation.
1783 (pass_ipa_cp): Make IPA_PASS.
1784 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
1786 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
1787 ipcp, some info is already available.
1788 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
1789 * tree-inline.c (remap_ssa_name): Unshare expression.
1791 2008-08-21 Richard Guenther <rguenther@suse.de>
1793 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
1794 a PHI ask VN if it is already available.
1795 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
1796 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
1798 2008-08-21 Richard Guenther <rguenther@suse.de>
1801 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
1802 makes sure to produce a result of the correct type.
1804 2008-08-21 Jan Hubicka <jh@suse.cz>
1805 Backport from LTO branch:
1807 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1808 Jan Hubicka <jh@suse.cz>
1811 (init_state, finish_state, set_function_state, generate_summary):
1813 (scan_stmt): Renamed from scan_function. Changed to keep state in
1814 local static vars rather than cgraph aux field.
1815 (propagate): Renamed from static_execute. Changed to keep state in
1816 local static vars rather than cgraph aux field.
1817 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
1818 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
1820 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1822 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
1823 * ipa-reference.c (init_function_info, generate_summary,
1824 propagate): New functions.
1825 (analyze_function): Call init_function_info.
1826 (static_execute): Stripped into generate_summary and propagate.
1827 (pass_ipa_reference): Made into ipa_opt_pass.
1829 2008-08-21 Richard Guenther <rguenther@suse.de>
1831 PR tree-optimization/37181
1832 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
1834 (extract_range_from_unary_expr): Likewise.
1836 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1838 * diagnostic.c (pedwarn_at): Rename as pedwarn.
1840 * toplev.h (pedwarn_at): Likewise.
1841 * builtins.c: Update all calls to pedwarn.
1842 * c-lex.c: Likewise.
1843 * toplev.c: Likewise.
1844 * c-tree.h: Likewise.
1845 * c-decl.c: Likewise.
1846 * c-errors.c: Likewise.
1847 * c-typeck.c: Likewise.
1848 * c-common.c: Likewise.
1849 * c-parser.c: Likewise.
1851 2008-08-20 Joseph Myers <joseph@codesourcery.com>
1854 * config/sparc/sparc.c (function_arg_slotno): Handle structure
1855 with MODE_VECTOR_INT mode.
1857 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1860 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
1861 initialized outside the current module.
1862 (warn_uninitialized_var): Ignore left-hand side when walking the
1863 trees. Ignore address expressions. Examine VUSE operands in gimple
1864 statements with a variable declaration on the right-hand side.
1866 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
1869 * rtlanal.c (subreg_offset_representable_p): Revert last change.
1871 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1874 * c-common.c (conversion_warning): Do not warn if applying bit-and
1875 operator to unsigned constant that fits in the target type.
1877 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1880 * c-common.c (conversion_warning): Do not warn for artificial
1883 2008-08-20 Richard Guenther <rguenther@suse.de>
1885 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
1886 (extract_range_from_binary_expr): Fall back to constant propagation.
1887 (extract_range_from_unary_expr): Likewise.
1889 2008-08-20 Richard Guenther <rguenther@suse.de>
1891 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
1892 with TREE_THIS_VOLATILE on shared nodes.
1893 (fold_stmt_r): Likewise.
1895 2008-08-20 Jakub Jelinek <jakub@redhat.com>
1898 * c-parser.c (c_parser_attributes): For keywords use canonical
1899 spelling for attr_name.
1901 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1903 * value-prof.c (check_counter): Revert wrong call to error.
1905 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1907 * profile.c: Update calls to inform.
1908 * value-prof.c: Update calls to inform.
1910 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1912 * diagnostic.c (inform): Add an explicit location_t parameter.
1913 * toplev.h (inform): Update declaration.
1914 * builtins.c: Update all calls to inform.
1915 * c-common.c: Likewise.
1916 * c-decl.c: Likewise.
1917 * c-opts.c: Likewise.
1918 * c-pch.c: Likewise.
1919 * c-pragma.c: Likewise.
1920 * c-typeck.c: Likewise.
1921 * coverage.c: Likewise.
1923 * toplev.c: Likewise.
1924 * tree-cfg.c: Likewise.
1925 * tree-ssa.c: Likewise.
1927 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
1930 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
1931 V2DI mode, for SSE4.1, use movq instead of vector set if the
1932 second element is zero and inter-unit moves are OK.
1934 2008-08-20 Richard Guenther <rguenther@suse.de>
1936 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
1937 properly handle conversion/copy chains after tuplification.
1939 2008-08-20 Richard Guenther <rguenther@suse.de>
1941 * passes.c (init_optimization_passes): Move the second
1942 forwprop pass before alias computation. Remove the second
1943 DCE pass. Remove the first dominator and phi copy/const
1946 2008-08-20 Nick Clifton <nickc@redhat.com>
1948 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
1949 support of this feature. Do not assume that a sufficiently new
1950 assembler will support the feature regardless of the target type.
1951 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
1952 * configure: Regenerate.
1954 2008-08-20 Richard Guenther <rguenther@suse.de>
1956 * tree-vrp.c (found_in_subgraph): Remove.
1957 (live): New global static.
1958 (live_on_edge): New function.
1959 (blocks_visited): Remove.
1960 (register_edge_assert_for_2): Use live_on_edge.
1961 (find_conditional_asserts): Remove code dealing with
1962 found_in_subgraph. Do not walk the CFG.
1963 (find_switch_asserts): Likewise.
1964 (find_assert_locations_1): Renamed from find_assert_locations.
1965 Move finding assert locations for conditional and switch
1966 statements first. Update live bitmap. Do not walk the CFG.
1967 (find_assert_locations): New function.
1968 (insert_range_assertions): Remove entry of CFG walk.
1969 Adjust call to find_assert_locations.
1970 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
1971 that only can appear because of fake exit edges but assert we
1972 never try to insert on those.
1973 (fini_pre): Do not remove fake exit edges here...
1974 (execute_pre): ...but here, before committing edge inserts.
1976 2008-08-19 Richard Guenther <rguenther@suse.de>
1978 * passes.c (init_optimization_passes): Exchange store-ccp
1981 2008-08-19 Rafael Espindola <espindola@google.com>
1983 * varasm.c (weak_decls): Move earlier in the file.
1984 (assemble_external): Add weak decls to the weak_decls list.
1985 (declare_weak): Don't add decls to the weak_decls list.
1987 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
1990 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
1991 before (sse2_shufpd_<mode>).
1993 2008-08-19 Jakub Jelinek <jakub@redhat.com>
1996 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
1997 * tree.c (block_nonartificial_location): Likewise.
1999 2008-08-19 Richard Guenther <rguenther@suse.de>
2001 PR tree-optimization/35972
2002 PR tree-optimization/23094
2003 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
2005 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
2006 handle MISALIGNED_INDIRECT_REF.
2007 (get_ref_from_reference_ops): New helper.
2008 (vn_reference_lookup_pieces): Walk the use-def chain using the
2009 alias-oracle if requested.
2010 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
2011 walking the use-def chain.
2012 (compute_avail): But not here.
2013 (create_component_ref_by_pieces_1): Properly handle
2014 MISALIGNED_INDIRECT_REF.
2015 (do_regular_insertion): Handle fully redundant
2016 expressions after PHI-translation also for SSA_NAME values, not
2017 only constants. Correctly use edoubleprime for that.
2019 2008-08-19 Ira Rosen <irar@il.ibm.com>
2021 * tree-vectorizer.c (supportable_widening_operation): Support
2022 multi-step conversion, return the number of steps in such conversion
2023 and the required intermediate types.
2024 (supportable_narrowing_operation): Likewise.
2025 * tree-vectorizer.h (vect_pow2): New function.
2026 (supportable_widening_operation): Change argument types.
2027 (supportable_narrowing_operation): Likewise.
2028 (vectorizable_type_promotion): Add an argument.
2029 (vectorizable_type_demotion): Likewise.
2030 * tree-vect-analyze.c (vect_analyze_operations): Call
2031 vectorizable_type_promotion and vectorizable_type_demotion with
2032 additional argument.
2033 (vect_get_and_check_slp_defs): Detect patterns.
2034 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
2036 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
2037 vect_build_slp_tree with correct arguments. Calculate unrolling factor
2038 according to the smallest type in the loop.
2039 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
2040 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
2041 supportable_widening_operation with correct arguments.
2042 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
2043 operands lists according to the number of vector statements in left
2044 or right node, if exists.
2045 (vect_gen_widened_results_half): Remove unused argument.
2046 (vectorizable_conversion): Call supportable_widening_operation,
2047 supportable_narrowing_operation, and vect_gen_widened_results_half
2048 with correct arguments.
2049 (vectorizable_assignment): Change documentation, support multiple
2051 (vectorizable_operation): Likewise.
2052 (vect_get_loop_based_defs): New function.
2053 (vect_create_vectorized_demotion_stmts): Likewise.
2054 (vectorizable_type_demotion): Support loop-aware SLP and general
2055 multi-step conversion. Call vect_get_loop_based_defs and
2056 vect_create_vectorized_demotion_stmts for transformation.
2057 (vect_create_vectorized_promotion_stmts): New function.
2058 (vectorizable_type_promotion): Support loop-aware SLP and general
2059 multi-step conversion. Call vect_create_vectorized_promotion_stmts
2061 (vectorizable_store): Change documentation, support multiple
2063 (vectorizable_load): Likewise.
2064 (vect_transform_stmt): Pass SLP_NODE to
2065 vectorizable_type_promotion and vectorizable_type_demotion.
2066 (vect_schedule_slp_instance): Move here the calculation of number
2067 of vectorized statements for each node from...
2068 (vect_schedule_slp): ... here.
2069 (vect_transform_loop): Call vect_schedule_slp without the last
2072 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
2075 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
2076 to == in assert statement.
2077 (vectorizable_reduction): Fix typo.
2079 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
2082 * value-prof.c (check_counter): Dereference pointer to overall
2083 count when printing it.
2085 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
2087 * profile.h: Really add it.
2089 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
2091 * mcf.c: Really add it.
2093 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
2094 Vinodha Ramasamy <vinodha@google.com>
2096 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
2098 * value-prof.c (check_counter): Fix the counter if
2099 flag_profile_correction is true.
2100 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2101 tree_mod_subtract_transform):
2102 Follow check_counter parameter change.
2103 * common.opt (fprofile-correction): New option.
2105 * profile.h: Likewise.
2106 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
2107 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
2108 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
2110 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
2111 flag_profile_correction is set.
2113 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
2115 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
2117 2008-08-18 Tomas Bily <tbily@suse.cz>
2119 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
2120 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
2122 * tree-data-ref.c (split_constant_offset_1): Likewise.
2123 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
2124 * tree-sra.c (sra_walk_expr): Likewise.
2125 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
2126 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2127 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
2128 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
2130 * gimple.c (gimple_assign_unary_nop_p): Likewise.
2131 * tree-vect-transform.c (vectorizable_type_demotion)
2132 (vectorizable_type_promotion): Likewise.
2133 * tree-inline.c (expand_call_inline):
2134 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2135 (forward_propagate_addr_expr_1, forward_propagate_comparison)
2136 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2137 * expr.c (expand_expr_real_1): Likewise.
2138 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
2139 (gimple_assign_unary_useless_conversion_p): Likewise.
2140 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2141 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
2142 * fold-const.c (fold_unary): Likewise.
2143 * tree.h (CONVERT_EXPR_P): Likewise.
2144 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
2145 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2147 (register_edge_assert_for_2, extract_range_from_unary_expr)
2148 (register_edge_assert_for_1): Likewise.
2150 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2152 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
2153 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
2154 (enum real_value_const): Delete.
2155 (get_real_const): Delete.
2156 * real.c (get_real_const): Delete.
2157 (dconst_e_ptr): Define.
2158 (dconst_third_ptr): Define.
2159 (dconst_sqrt2_ptr): Define.
2160 * builtins.c: Update all callers.
2162 2008-08-18 Richard Guenther <rguenther@suse.de>
2164 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
2165 statement iterator after statement removal.
2167 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
2169 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
2170 (detect_processor_freebsd): Likewise.
2171 (host_detect_local_cpu): Call newly added functions for FreeBSD.
2173 2008-08-18 Richard Guenther <rguenther@suse.de>
2175 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
2176 and loads have the correct types.
2178 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2181 * c-opts.c (cpp_opts): Remove static.
2182 * c-parser.c (cpp_opts): Declare it extern.
2183 (disable_extension_diagnostics): Handle cpp options.
2184 (enable_extension_diagnostics): Likewise.
2186 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2188 * diagnostics.c (permerror_at): Rename as permerror.
2189 (permerror): Delete.
2190 * toplev.h: Likewise.
2192 2008-08-18 Richard Guenther <rguenther@suse.de>
2194 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
2195 sdse1 and addressables2 passes. Replace dce1 with cddce1.
2196 Move call_cdce before build_alias. Move copyrename2,
2197 cunrolli and ccp2 beafore build_alias. Re-add addressable2
2198 right after final inlining.
2199 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
2200 (pass_build_cfg): But instead via TODO_dump_func.
2202 2008-08-18 Richard Guenther <rguenther@suse.de>
2204 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
2206 (scalarize_init): If we failed to generate some initializers
2207 do not generate zeros for not instantiated members. Instead
2208 rely on the copy out.
2209 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
2210 about missing flow-sensitive alias info only if we have
2213 2008-08-17 Nick Clifton <nickc@redhat.com>
2215 * doc/extend.texi (Function Attributes): Fix typo in description
2216 if hot function attribute.
2218 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
2219 Richard Sandiford <rdsandiford@googlemail.com>
2221 * doc/install.texi (--with-mips-plt): Document.
2222 * doc/invoke.texi (-mplt, -mno-plt): Document.
2223 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
2224 and handle ${with_mips_plt}.
2225 * config/mips/mips.opt (mplt): New option.
2226 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
2227 (TARGET_ABICALLS_PIC2): Likewise.
2228 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
2229 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
2230 (ASM_SPEC): Use !mabi=* instead of !mabi*.
2231 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
2232 to decide whether to output ".option picX" directives.
2233 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
2234 Pass -call_nonpic rather than -KPIC for -mplt.
2235 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
2236 on the command line. Also remove it when -mabi=64 is used without
2238 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
2239 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
2240 TARGET_ABICALLS_PIC0.
2241 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
2243 (mips16_build_function_stub): Only output ".option pic" directives
2244 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
2245 (mips16_build_call_stub): Fix comment and remove redundant
2246 ".set at"/"set .noat" directives.
2247 (mips_function_rodata_section): Use the default behaviour for
2248 TARGET_ABSOLUTE_ABICALLS.
2249 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
2250 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
2251 (mips_restore_gp): Do nothing if the current function doesn't use
2253 (mips_expand_prologue): Only save $gp if the current function uses it.
2254 Use a normal move for TARGET_ABICALLS_PIC0.
2255 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
2257 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
2259 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
2260 of function when handling GLOBAL_POINTER_REGNUM.
2262 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
2265 * common.opt (-fstack-check): Do not declare the variable here.
2266 (-fstack-check=): New option variant.
2267 * doc/invoke.texi (Code Gen Options): Document it.
2268 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
2269 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
2270 (STACK_CHECK_STATIC_BUILTIN): New macro.
2271 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
2272 * opts.c: Include expr.h.
2273 (common_handle_option) <OPT_fold_stack_check_>: New case.
2274 <OPT_fstack_check>: Likewise.
2275 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
2276 consistently in the test for variable-sized types. Adjust for
2277 new behaviour of flag_stack_check.
2278 * explow.c: Include except.h.
2279 (allocate_dynamic_stack_space): Do not take into account
2280 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
2281 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
2282 for variable-sized parameters. Treat all parameters whose size is
2283 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
2284 stack checking is enabled.
2285 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
2286 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
2287 if generic stack checking is enabled.
2288 (expand_function_end): Adjust for new behaviour of flag_stack_check.
2289 * reload1.c (reload): Likewise.
2290 * stmt.c (expand_decl): Assert that all automatic variables have
2291 fixed size at this point and remove dead code.
2292 * flags.h (stack_check_type): New enumeration type.
2293 (flag_stack_check): Declare.
2294 * toplev.c (flag_stack_check): New global variable.
2295 * Makefile.in (opts.o): Add dependency on EXPR_H.
2296 (explow.o): Add dependency on except.h.
2298 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
2300 * config/avr/avr.c (avr_override_options): Reduce value of
2301 PARAM_INLINE_CALL_COST.
2303 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
2305 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
2306 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
2307 lieu of TYPE_MODE (type) throughout.
2309 2008-08-15 Joseph Myers <joseph@codesourcery.com>
2311 * config/arm/arm.c (add_minipool_backward_ref): Check for
2312 8-byte-aligned entries in second case of forcing insertion after a
2313 particular entry. Change third case to avoid inserting
2314 non-8-byte-aligned entries before 8-byte-aligned ones.
2316 2008-08-15 Richard Guenther <rguenther@suse.de>
2318 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
2319 strip components for unknown size accesses.
2321 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
2323 * config/s390/2097.md New file.
2324 * config/s390/s390.md ("z10prop" attribute): Define none,
2325 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
2326 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
2327 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
2328 possible values and apply them to insns as appropriate.
2329 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
2330 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
2331 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
2332 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
2334 ("bfp" mode attribute): Removed. Every occurence replaced
2336 * config/s390/s390.c (struct "z10_cost"): Updated entries.
2337 * config/s390/2084.md (insn_reservation "x_itof"): Updated
2340 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2343 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
2346 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
2348 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
2349 additional argument. Support reduction when duplication is needed due
2350 to data-types of different sizes in the loop.
2351 (get_initial_def_for_induction): Fix printout.
2352 (vect_get_vec_def_for_stmt_copy): Support case where the
2353 vec_stmt_for_operand is a phi node.
2354 (vectorizable_reduction): Support reduction when duplication is needed
2355 due to data-types of different sizes in the loop.
2356 (vectorizable_call): Remove restriction to not vectorize in case we
2357 have data-types of different sizes in the loop.
2358 (vectorizable_conversion): Likewise.
2359 (vectorizable_operation): Likewise.
2360 (vectorizable_type_demotion): Likewise.
2361 (vectorizable_type_promotion): Likewise.
2362 (vectorizable_induction): Add restriction to not vectorize in case
2363 we have data-types of different sizes in the loop.
2365 2008-08-14 Christophe Saout <christophe@saout.de>
2366 Uros Bizjak <ubizjak@gmail.com>
2369 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
2370 (*vec_concatv2di_rex64_sse4_1): Ditto.
2371 (*vec_concatv2di_rex64_sse): Ditto.
2373 2008-08-14 Jakub Jelinek <jakub@redhat.com>
2376 * fold-const.c (fold_widened_comparison): Do not allow
2377 sign changes that change the result even if shorter type
2378 is wider than arg1_unw's type.
2380 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
2382 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
2383 Skip if the multilib testing specifies -march that does not
2384 agree with the one specified in the testcase.
2386 2008-08-13 Joseph Myers <joseph@codesourcery.com>
2388 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
2389 zero extend SImode values being converted to TFmode before passing
2392 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2394 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
2395 __PPU__ when targeting the Cell/B.E. PPU processor.
2397 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
2399 * gimple.h (gimple_call_set_chain): Accept SSA variables.
2400 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
2401 Rematerialize the static chain, if any.
2402 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
2405 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
2407 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
2408 (new_loc_descr): Likewise.
2409 (add_loc_descr): Likewise.
2410 (size_of_loc_descr): Likewise.
2411 (size_of_locs): Likewise.
2412 (output_loc_operands): Likewise.
2413 (output_loc_sequence): Likewise.
2414 (new_reg_loc_descr): New.
2415 (build_cfa_loc): Use it.
2416 (build_cfa_aligned_loc): Likewise.
2417 (one_reg_loc_descriptor): Likewise.
2418 (based_loc_descr): Likewise.
2420 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2423 * doc/invoke.texi (Wmain): Update.
2424 * c-decl.c (start_decl): warn_main is only 0 or 1.
2425 (start_function): Likewise. Fix formatting.
2426 (finish_function): Delete redundant warning.
2427 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
2428 * c-opts (c_common_handle_option): -Wall only has effect if
2429 warn_main is uninitialized. OPT_Wmain is automatically
2430 handled. -pedantic also enables Wmain.
2431 (c_common_post_options): Handle all logic for Wmain here.
2432 * c-common.c (warn_main): Delete.
2433 (check_main_parameter_types): Make pedwarns conditional on
2435 * c-common.h (warn_main): Delete.
2437 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
2440 * expr.c (emit_group_store): Allocate stack temp with the
2441 largest alignment when copying from register to stack.
2443 2008-08-13 Richard Guenther <rguenther@suse.de>
2445 * tree.h (maybe_fold_offset_to_address): Declare.
2446 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
2447 (ccp_fold): Handle pointer conversions the same as fold_stmt.
2448 Likewise for POINTER_PLUS_EXPR.
2449 (maybe_fold_offset_to_reference): Enable disabled code.
2450 (maybe_fold_offset_to_address): New function.
2451 (fold_stmt_r): Use it.
2452 (fold_gimple_assign): Likewise.
2453 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
2454 (gimplify_expr): Likewise.
2456 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2458 * toplev.h (pedwarn_at): Fix declaration.
2460 2008-08-13 Joseph Myers <joseph@codesourcery.com>
2462 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2463 LINK_SPEC): Use %R in -Y P argument.
2465 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2468 * diagnostic.c (pedwarn_at): New.
2469 * toplev.h (pedwarn_at): Declare.
2470 * c-tree.h (build_enumerator): Update declaration.
2471 * c-decl.c (finish_enum): Update comment.
2472 (build_enumerator): Take a location parameter. Give a pedwarn but do
2473 not perform any conversion.
2474 * c-parser.c (c_parser_enum_specifier): Set correct location for
2477 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2480 * c-common.c (conversion_warning): Use a switch. Ignore boolean
2481 expressions except for conversions to signed:1 bitfields. Handle
2482 COND_EXPR with constant operands.
2484 2008-08-13 Richard Guenther <rguenther@suse.de>
2486 PR tree-optimization/15255
2487 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
2488 (struct oecount_s): New struct and VEC types.
2490 (oecount_hash): New function.
2491 (oecount_eq): Likewise.
2492 (oecount_cmp): Likewise.
2493 (zero_one_operation): New function.
2494 (build_and_add_sum): Likewise.
2495 (undistribute_ops_list): Perform un-distribution of multiplication
2496 and division on the chain of summands.
2497 (should_break_up_subtract): Also break up subtracts for factors.
2498 (reassociate_bb): Delete dead visited statements.
2499 Call undistribute_ops_list. Re-sort and optimize if it did something.
2500 * passes.c (init_optimization_passes): Move DSE before
2502 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
2505 2008-08-12 Janis Johnson <janis187@us.ibm.com>
2507 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
2509 * doc/invoke.texi: Revert unintended checkin.
2511 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
2514 * gcc.c (include_spec_function): Tweak call to find_a_file.
2516 2008-08-12 Jakub Jelinek <jakub@redhat.com>
2519 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
2520 and TRUTH_ORIF_EXPR.
2521 * dojump.c (do_jump): Likewise.
2523 PR tree-optimization/37084
2524 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
2525 if id->regimplify, don't assume stmt is a cast assignment.
2527 2008-08-12 Anatoly Sokolov <aesok@post.ru>
2529 * final.c (final_scan_insn): Use app_enable/app_disable functions.
2531 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2534 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
2537 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2539 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
2540 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
2542 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
2543 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
2544 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
2545 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
2546 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
2548 * doc/tm.texi (Storage Layout): Remove documentation for
2549 TARGET_FLOAT_FORMAT.
2551 * simplify-rtx.c (simplify_binary_operation_1): Replace
2552 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
2554 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2556 * real.h (struct real_format): New member has_sign_dependent_rounding.
2557 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
2558 spu_single_format, ieee_double_format, mips_double_format,
2559 motorola_double_format, ieee_extended_motorola_format,
2560 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
2561 ieee_extended_intel_96_round_53_format, ibm_extended_format,
2562 mips_extended_format, ieee_quad_format, mips_quad_format,
2563 vax_f_format, vax_d_format, vax_g_format): Initialize it.
2564 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
2566 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
2567 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
2568 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
2569 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
2570 (ROUND_TOWARDS_ZERO): Likewise.
2572 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
2573 (FLOAT_MODE_FORMAT): New macro.
2574 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
2575 (MODE_COMPOSITE_P): ... this new macro.
2576 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
2577 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
2578 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
2580 * flags.h: Include "real.h".
2582 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
2583 REAL_MODE_FORMAT_COMPOSITE_P.
2584 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2586 * doc/tm.texi (Storage Layout): Remove documentation of
2587 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
2588 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
2589 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
2590 they only apply to libgcc2.a.
2592 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2594 * config/spu/float_disf.c: New file.
2595 * config/spu/float_unsdisf.c: New file.
2596 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
2597 (LIB2FUNCS_EXCLUDE): Define.
2599 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2600 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2602 * real.h (struct real_format): New member round_towards_zero.
2603 * real.c (round_for_format): Respect fmt->round_towards_zero.
2604 (ieee_single_format, mips_single_format, motorola_single_format,
2605 spu_single_format, ieee_double_format, mips_double_format,
2606 motorola_double_format, ieee_extended_motorola_format,
2607 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
2608 ieee_extended_intel_96_round_53_format, ibm_extended_format,
2609 mips_extended_format, ieee_quad_format, mips_quad_format,
2610 vax_f_format, vax_d_format, vax_g_format): Initialize it.
2611 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
2613 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
2614 real_format to choose rounding mode when calling MPFR functions.
2615 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
2616 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
2618 * real.h (real_to_decimal_for_mode): Add prototype.
2619 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
2620 Respect target rounding mode when generating decimal representation.
2621 (real_to_decimal): New stub for backwards compatibility.
2622 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
2623 real_to_decimal_for_mode instead of real_to_decimal.
2625 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
2627 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2628 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2630 * real.c (spu_single_format): New variable.
2631 * real.h (spu_single_format): Declare.
2633 * config/spu/spu.c (spu_override_options): Install SFmode format.
2634 (spu_split_immediate): Use integer mode to operate on pieces of
2635 floating-point values in all cases.
2637 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
2638 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
2639 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
2641 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2643 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
2645 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2647 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
2649 2008-08-12 Jakub Jelinek <jakub@redhat.com>
2652 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
2653 on the VAR_DECL instead of TYPE_READONLY on its type.
2655 2008-08-12 Ira Rosen <irar@il.ibm.com>
2657 * tree-vectorizer.c: Depend on langhooks.h.
2658 (supportable_widening_operation): Add two arguments. Support double
2660 (supportable_narrowing_operation): Likewise.
2661 * tree-vectorizer.h (supportable_widening_operation): Add two
2663 (supportable_narrowing_operation): Likewise.
2664 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
2665 supportable_widening_operation with correct arguments.
2666 * tree-vect-transform.c (vectorizable_conversion): Likewise.
2667 (vectorizable_type_demotion): Support double type conversions.
2668 (vectorizable_type_promotion): Likewise.
2669 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
2671 2008-08-11 Michael Matz <matz@suse.de>
2673 * i386/i386.c (override_options): Move initialisation from
2674 flag_schedule_insns_after_reload to here from ...
2675 (optimization_options): ... here.
2677 2008-08-11 Jakub Jelinek <jakub@redhat.com>
2679 PR rtl-optimization/36998
2680 * dwarf2out.c (compute_barrier_args_size_1,
2681 compute_barrier_args_size): Temporarily remove assertions.
2683 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2686 * tree-ssa.c (struct walk_data): Add new flag
2687 warn_possibly_uninitialized.
2688 (warn_uninitialized_var): Use it.
2689 (warn_uninitialized_vars): New.
2690 (execute_early_warn_uninitialized): Call it.
2691 (execute_late_warn_uninitialized): Likewise.
2693 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2696 * reload1.c (gen_reload): Guard calls to get_secondary_mem
2699 2008-08-09 Jan Hubicka <jh@suse.cz>
2702 * optabs.c (maybe_emit_unop_insn): Remove produced code if
2704 (expand_fix): Be prepared for expansion to fail.
2705 (expand_sfix_optab): Remove instructions if expansion failed.
2707 2008-08-09 Anatoly Sokolov <aesok@post.ru>
2709 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
2711 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
2712 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2714 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2716 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
2717 mips/t-libgcc-mips16 to tmake_file.
2718 * config/mips/mips-protos.h (mips_call_type): New enum.
2719 (mips_pic_base_register, mips_got_load): Declare.
2720 (mips_restore_gp): Take an rtx argument.
2721 (mips_use_pic_fn_addr_reg_p): Declare.
2722 (mips_expand_call): Replace the sibcall_p argument with
2723 a mips_call_type argument. Add a lazy_p parameter.
2724 (mips_split_call): Declare.
2725 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
2726 (MIPS16_PIC_TEMP): Likewise.
2727 (reg_class): Delete M16_NA_REGS.
2728 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
2729 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
2730 (mips_split_hi_p): Declare.
2731 * config/mips/mips.c (mips_split_hi_p): New array.
2732 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
2733 (mips_got_symbol_type_p): New function.
2734 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
2735 (mips16_stub_function_p): New function.
2736 (mips16_local_function_p): Likewise.
2737 (mips_use_pic_fn_addr_reg_p): Likewise.
2738 (mips_cannot_force_const_mem): Return false for HIGHs.
2739 Extend CONST_INT and symbolic handling to MIPS16, using
2740 mips_symbol_insns to check that the base symbol type is a
2741 legitimate constant. Reject GOT-based constants if
2742 TARGET_MIPS16_PCREL_LOADS.
2743 (mips_const_insns): Check targetm.cannot_force_const_mem when
2744 decomposing a symbolic base and a large offset.
2745 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
2746 When calling a function that needs $25 from MIPS16 code,
2747 move the target address into $25 separately and add a USE
2749 (mips16_gp_pseudo_reg): Insert the initializer immediately
2750 before the first real insn.
2751 (mips_pic_base_register, mips_got_load): New functions.
2752 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
2753 parameter to LOW_OUT. Say that it can be any valid SET_SRC
2754 when splitting a load-address operation. Split SYMBOL_GOT_DISP
2755 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
2756 (mips_call_tls_get_addr): Update the call to mips_expand_call,
2757 also passing NULL_RTX rather than const0_rtx as the aux argument.
2758 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
2759 instead of TARGET_EXPLICIT_RELOCS.
2760 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
2761 (mips_load_call_address): Replace the sibcall_p argument with
2762 a mips_call_type argument. Use mips_got_load.
2763 (mips16_local_alias): New structure.
2764 (mips16_local_aliases): New variable.
2765 (mips16_local_aliases_hash): New function.
2766 (mips16_local_aliases_eq): Likewise.
2767 (mips16_local_alias): Likewise.
2768 (mips16_stub_function): Likewise.
2769 (mips16_build_function_stub): Create a local alias for the target
2770 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
2771 .cpload directive and an R_MIPS_NONE relocation for the target
2772 function, then load the alias rather than the function itself.
2773 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
2774 (mips16_copy_fpr_return_value): Use mips16_stub_function and
2775 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
2776 (mips16_build_call_stub): Replace the FN parameter with an
2777 FN_PTR parameter. Force the address into a register if it
2778 isn't a call_insn_operand; don't rely on the caller to do this.
2779 If a call to a locally-defined and locally-binding MIPS16
2780 function must be made indirectly, redirect the call to the
2781 function's local alias. Use mips16_stub_function_p,
2782 mips16_stub_function, mips_expand_call and use_reg.
2783 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
2784 Use explicit %hi and %lo accesses where possible.
2785 Use MIPS_CALL to generate the correct code form of a
2786 jal instruction. Add clobbers of $18 instead of uses.
2787 Update the call to mips_emit_call_insn.
2788 (mips_expand_call): Replace the SIBCALL_P argument with a
2789 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
2790 Take a LAZY_P parameter. Call mips16_build_call_stub first,
2791 allowing it to modify the call address. Update the calls to
2792 mips_load_call_address and mips_emit_call_insn.
2793 (mips_split_call): New function.
2794 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
2795 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
2796 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
2797 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
2798 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
2800 (mips_cprestore_slot): New function.
2801 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
2802 and use mips_cprestore_slot.
2803 (mips_output_function_prologue): Handle TARGET_MIPS16 for
2805 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
2806 then use a copygp_mips16 instruction to set up $28.
2807 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
2808 (mips16_lay_out_constants): Call split_all_insns_noflow.
2809 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
2810 false if TARGET_MIPS16.
2811 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
2812 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
2813 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
2814 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
2815 MIPS16 code. Allow MIPS16 o32 PIC.
2816 (mips_override_options): Allow MIPS16 o32 PIC.
2817 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
2818 after reload if TARGET_USE_GOT.
2819 (UNSPEC_COPYGP): New constant.
2820 (length): Use a default length of 8 for MIPS16 GOT loads.
2821 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
2822 (*got_page<mode>): Check mips_split_hi_p.
2823 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
2824 (unspec_got<mode>, unspec_call<mode>): New expanders.
2825 (load_got<mode>, load_call<mode>): Remove the length attributes.
2826 Use a got attribute instead of a type attribute.
2827 (copygp_mips16): New insn.
2828 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
2829 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
2830 (sibcall, sibcall_value, call, call_value): Update the calls
2831 to mips_expand_call.
2832 (call_internal, call_value_internal): Use mips_split_call.
2833 (call_value_multiple_internal): Likewise.
2834 (call_split): Move after call_internal (the insn it is split from).
2835 (call_internal_direct, call_value_internal_direct): Turn into
2836 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
2837 (call_direct_split, call_value_direct_split): New patterns.
2838 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
2839 and use M16_REGS instead of M16_NA_REGS.
2840 * config/mips/predicates.md (const_call_insn_operand): Replace
2841 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
2842 mips_use_pic_fn_addr_reg_p check.
2843 (move_operand): Reject HIGHs if mips_split_hi_p.
2844 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
2845 (__mips16_floatunsisf): Inline __mips16_floatsisf.
2846 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
2847 * config/mips/libgcc-mips16.ver: New file.
2848 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
2849 $(srcdir)/config/mips/libgcc-mips16.ver.
2851 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2853 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
2854 (mips_unspec_address, mips_unspec_offset_high): Likewise.
2855 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
2856 (mips16_cfun_returns_in_fpr_p): Likewise.
2858 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2860 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
2861 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
2862 rather than 4 to PC.
2864 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2866 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
2867 (FUNCTION_PROFILER): Save the static chain pointer into $2
2868 beforehand and restore it aftewards.
2869 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
2870 address directly into $25 and call the function through $25;
2871 do not clobber $3. Pad the DImode version to cover the space
2872 left by the deleted $25 <- $3 move.
2873 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
2874 the removal of the $25 <- $3 move.
2875 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
2876 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
2878 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2879 Daniel Jacobowitz <dan@codesourcery.com>
2881 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
2882 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
2883 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
2884 * config/mips/mips.c (mips_start_function_definition): New function.
2885 (mips_end_function_definition): Likewise.
2886 (mips_output_function_prologue): Use mips_start_function_definition.
2887 (mips_output_function_epilogue): Use mips_end_function_definition.
2888 (build_mips16_function_stub): Use mips_start_function_definition
2889 and mips_end_function_definition.
2890 (build_mips16_call_stub): Likewise.
2892 2008-08-09 Richard Guenther <rguenther@suse.de>
2894 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
2895 * gimple.h (gimple_call_fn): Adjust comment.
2896 (gimple_call_set_fndecl): New function.
2897 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
2898 longer having bare FUNCTION_DECL operand.
2899 (gimple_call_return_type): Likewise.
2900 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
2902 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
2903 (gimple_mod_pow2): Likewise.
2904 (gimple_mod_subtract): Likewise.
2905 (gimple_ic): Likewise.
2906 (gimple_stringop_fixed_value): Likewise.
2907 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
2908 longer having bare FUNCTION_DECL operand.
2909 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
2910 * omp-low.c (optimize_omp_library_calls): Likewise.
2911 * cgraphunit.c (update_call_expr): Likewise.
2912 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
2913 (execute_convert_to_rsqrt): Likewise.
2914 * cfgexpand.c (gimple_to_tree): Simplify.
2915 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
2916 bare FUNCTION_DECL operand.
2917 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
2918 (convert_gimple_call): Use gimple_call_fndecl.
2919 * c-common.c (c_warn_unused_result): Likewise.
2921 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2924 * c-typeck.c (digest_init): Call verify_sequence_points from here.
2925 (c_finish_return): Likewise.
2926 (c_start_case): Likewise.
2927 * c-common.c (warn_for_collisions_1): Use explicit location in
2929 * c-parser.c (c_parser_condition): New. Call
2930 verify_sequence_points.
2931 (c_parser_paren_condition): Call c_parser_condition.
2932 (c_parser_for_statement): Call c_parser_condition.
2934 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2937 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
2938 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
2939 Moved from diagnostic.h
2940 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
2942 (emit_diagnostic): New.
2943 (warning0, pedwarn0): Delete.
2944 (warning, warning_at, pedwarn, permerror): Return bool.
2945 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
2946 Moved to diagnostic.c.
2947 (struct diagnostic_context): Use correct type for
2948 classify_diagnostic.
2949 (diagnostic_report_diagnostic): Update declaration.
2950 (emit_diagnostic): Declare.
2951 * errors.c (warning): Return bool.
2952 * errors.h (warning): Update declaration.
2953 * toplev.h (warning0, pedwarn0): Delete.
2954 (warning, warning_at, pedwarn, permerror): Return bool.
2955 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
2956 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
2957 inform. Update all calls.
2958 (diagnose_mismatched_decls): Check return value of warning/pedwarn
2959 before giving informative note.
2960 (implicit_decl_warning): Likewise.
2961 * c-typeck.c (build_function_call): Likewise.
2962 * tree-sssa.c (warn_uninit): Likewise.
2963 * builtins.c (gimplify_va_arg_expr): Likewise.
2965 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2968 * doc/invoke.texi (-Wextra): Move warning from here...
2969 (-Wuninitialized): ... to here.
2971 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2974 * flags.h (set_Wunused): Delete
2975 * toplev.c (process_options): Handle Wunused flags here.
2976 * opts.c (maybe_warn_unused_parameter): Delete.
2977 (common_handle_option): Replace set_Wunused by warn_unused.
2978 (set_Wextra): Do not handle Wunused-parameter here.
2979 (set_Wunused): Delete.
2980 * c-opts.c (c_common_handle_option): Replace set_Wunused by
2982 * common.opt (Wunused): Add Var and Init.
2983 (Wunused-function): Likewise.
2984 (Wunused-label): Likewise.
2985 (Wunused-parameter): Likewise.
2986 (Wunused-value): Likewise.
2987 (Wunused-variable): Likewise.
2989 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
2991 * doc/invoke.texi: Add cpu_type power7.
2992 * config.in (HAVE_AS_VSX): New.
2993 * config.gcc: Add cpu_type power7.
2994 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
2996 * configure: Regenerate.
2997 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
2999 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
3000 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
3001 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
3003 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
3005 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
3006 type to vectorize.builtin_conversion.
3007 (vectorizable_conversion): Likewise.
3008 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
3009 integral type as input.
3010 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
3012 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
3013 and ALTIVEC_BUILTIN_VCTSXS.
3014 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
3017 2008-08-08 Richard Guenther <rguenther@suse.de>
3019 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
3020 (surely_varying_stmt_p): Calls are varying only if they are
3021 non-builtin and not indirect or have no result.
3022 (ccp_fold): Re-instantiate code before the tuples merge.
3024 2008-08-08 Richard Guenther <rguenther@suse.de>
3026 PR tree-optimization/37056
3027 * gimple.h (gimple_assign_rhs_class): New helper function.
3028 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
3029 unary operations properly.
3031 2008-08-07 Jan Hubicka <jh@suse.cz>
3033 * i386.h (ix86_size_cost): Declare.
3034 (ix86_cur_cost): New function macro.
3035 * i386.md (peepholes expanding size and splitters): Predicate by
3036 optimize_insn_for_speed_p.
3037 (peepholes reduce size and splitters): Predicate by
3038 optimize_insn_for_size_p.
3039 * i386.c (ix86_size_cost): Rename from ...
3040 (size_cost): This one.
3041 (override_options): Update.
3042 (decide_alg): Likewise.
3043 (ix86_expand_clear): Use RTL profile.
3044 (ix86_pad_returns): Use RTL profile.
3046 2008-08-07 Jan Hubicka <jh@suse.cz>
3048 * recog.c (split_all_insns): Set RTL profile
3049 (peephole2_optimize): Likewise.
3050 * function.c (thread_prologue_and_epilogue_insns): Likewise.
3051 * combine.c (combine_instructions): Likewise.
3053 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3055 * c-common.c (c_common_reswords): Also warn about keyword "bool".
3057 2008-08-07 Bob Wilson <bob.wilson@acm.org>
3059 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
3060 value in a6 after the set_frame_ptr insn.
3062 2008-08-07 Richard Henderson <rth@redhat.com>
3065 * gcc.c (cpp_options): Pass along -g*.
3067 2008-08-07 Joseph Myers <joseph@codesourcery.com>
3069 * config/arm/arm.c (output_move_neon): Update comment describing
3070 big-endian vector layout.
3071 (arm_assemble_integer): Do not handle big-endian NEON vectors
3073 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
3074 neon_vget_lane<mode>_sext_internal,
3075 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
3076 element indices for big-endian.
3078 2008-08-07 Richard Henderson <rth@redhat.com>
3080 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
3081 * configure, config.in: Rebuild.
3082 * debug.h (dwarf2out_do_cfi_asm): Declare.
3083 * c-cppbuiltin.c (c_cpp_builtins): Use it.
3084 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
3085 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
3086 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
3088 2008-08-07 Joseph Myers <joseph@codesourcery.com>
3090 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
3091 movv2si_internal): Combine into mov<mode>_internal.
3092 (movv2si_internal_2): Remove.
3094 2008-08-07 Jan Hubicka <jh@suse.cz>
3097 * i386.md (single stringop patterns): Enable unconditionally.
3099 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
3102 * config/i386/emmintrin.h (_mm_move_epi64): Use
3103 __builtin_ia32_movq128.
3105 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
3106 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
3108 * config/i386/sse.md (sse2_movq128): New.
3110 * doc/extend.texi: Document __builtin_ia32_movq128.
3112 2008-08-07 Richard Guenther <rguenther@suse.de>
3115 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
3116 pointers can access anything.
3118 2008-08-06 Jan Hubicka <jh@suse.cz>
3120 * optabs.c (emit_unop_insn): Break out to ...
3121 (maybe_emit_unop_insn): ... this one.
3122 (expand_sfix_optab): Use maybe variant.
3123 * optabs.h (maybe_emit_unop_insn): Declare.
3125 * i386.md (mov0 patterns): Enable by default.
3126 (FP conversion expanders): Disable expansion of code expanding
3127 sequences when instruction should be optimized for size.
3128 (single strinop patterns): Enable when optimizing for size.
3129 (string expanders): Disable expanding of code expanding sequences
3130 when optimizning instruction for size.
3131 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
3133 (ix86_fp_comparison_sahf_cost): Likewise.
3134 (ix86_expand_branch): Likewise.
3135 (ix86_expand_ashl_const): Likewise.
3136 (ix86_split_ashl): Likewise.
3137 (ix86_expand_strlen): Likewise.
3138 (ix86_emit_fp_unordered_jump): Likewie.
3140 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3142 * c-common.c: Fix typo.
3143 (c_common_reswords): Activate more C++ keyword warnings.
3145 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
3147 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3150 * diagnostic.c (permerror_at): New.
3151 * toplev.h (permerror_at): Declare.
3153 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
3154 Ira Rosen <irar@il.ibm.com>
3156 * tree-vect-transform.c (vect_model_simple_cost): Return
3157 immediately if stmt is pure SLP.
3158 (vect_model_store_cost): Ditto.
3159 (vect_model_load_cost): Ditto.
3160 (vectorizable_store): Remove PURE_SLP check before call
3161 to vect_model_store_cost.
3162 (vect_model_store_cost): When checking whether stmt describe
3163 strided access, add a check that it is not slp_node.
3165 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3168 * c-common.c (warn_for_sign_compare): New. Handle separately the
3169 case that 'constant' is zero.
3170 * c-typeck.c (build_binary_op): Move code to c-common.c
3172 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3174 * config/alpha/alpha.c (alpha_preferred_reload_class,
3175 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
3176 alpha_output_mi_thunk_osf): Avoid C++ keywords.
3177 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
3178 * config/arm/arm.md: Likewise.
3179 * config/avr/avr-protos.h (preferred_reload_class,
3180 test_hard_reg_class, avr_simplify_comparison_p,
3181 out_shift_with_cnt, class_max_nregs): Likewise.
3182 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
3183 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
3184 preferred_reload_class, test_hard_reg_class): Likewise.
3185 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
3186 bfin_memory_move_cost, bfin_secondary_reload,
3187 bfin_output_mi_thunk): Likewise.
3188 * config/crx/crx.c (crx_secondary_reload_class,
3189 crx_memory_move_cost): Likewise.
3190 * config/frv/frv-protos.h (frv_secondary_reload_class,
3191 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
3192 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
3193 frv_secondary_reload_class, frv_class_likely_spilled_p,
3194 frv_class_max_nregs): Likewise.
3195 * config/h8300/h8300.c (h8300_classify_operand,
3196 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
3198 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
3199 * config/ia64/ia64.c (ia64_preferred_reload_class,
3200 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
3201 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
3202 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
3204 * config/m68hc11/m68hc11.c (preferred_reload_class,
3205 m68hc11_memory_move_cost): Likewise.
3206 * config/mcore/mcore.c (mcore_secondary_reload_class,
3207 mcore_reload_class): Likewise.
3208 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
3209 mips_class_max_nregs, mips_cannot_change_mode_class,
3210 mips_preferred_reload_class, mips_secondary_reload_class,
3211 mips_output_mi_thunk): Likewise.
3212 * config/mmix/mmix.c (mmix_preferred_reload_class,
3213 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
3215 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3217 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
3218 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
3219 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3220 * config/rs6000/rs6000.c (paired_expand_vector_init,
3221 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
3222 compare_section_name, rs6000_memory_move_cost): Likewise.
3223 * config/s390/s390.c (s390_emit_compare_and_swap,
3224 s390_preferred_reload_class, s390_secondary_reload,
3225 legitimize_pic_address, legitimize_tls_address,
3226 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
3227 s390_class_max_nregs): Likewise.
3228 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3229 * config/s390/s390.md: Likewise.
3230 * config/score/score-protos.h (score_secondary_reload_class,
3231 score_preferred_reload_class): Likewise.
3232 * config/score/score.c (score_preferred_reload_class,
3233 score_secondary_reload_class): Likewise.
3234 * config/score/score3.c (score3_output_mi_thunk,
3235 score3_preferred_reload_class, score3_secondary_reload_class,
3236 score3_hard_regno_mode_ok): Likewise.
3237 * config/score/score3.h (score3_preferred_reload_class,
3238 score3_secondary_reload_class): Likewise.
3239 * config/score/score7.c (score7_output_mi_thunk,
3240 score7_preferred_reload_class, score7_secondary_reload_class,
3241 score7_hard_regno_mode_ok): Likewise.
3242 * config/score/score7.h (score7_preferred_reload_class,
3243 score7_secondary_reload_class): Likewise.
3244 * config/sh/sh.c (prepare_move_operands, output_far_jump,
3245 output_branchy_insn, add_constant, gen_block_redirect,
3246 sh_insn_length_adjustment, sh_cannot_change_mode_class,
3247 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
3249 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3250 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
3251 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
3252 xstormy16_preferred_reload_class): Likewise.
3253 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
3254 xtensa_expand_atomic, override_options,
3255 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
3257 * reorg.c (try_merge_delay_insns): Likewise.
3258 * tree.c (merge_dllimport_decl_attributes): Likewise.
3260 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
3262 2008-08-06 Michael Matz <matz@suse.de>
3264 * Makefile.in (write_entries_to_file): Quote words.
3265 * gengtype.c: (read_input_line): Skip over leading white-space.
3267 2008-08-06 Marc Gauthier <marc@tensilica.com>
3269 * config.gcc: Match more processor names for Xtensa.
3270 * configure.ac: Likewise.
3271 * doc/install.texi (Specific): Likewise.
3272 * configure: Regenerate.
3274 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3276 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
3277 * calls.c (avoid_likely_spilled_reg): Likewise.
3278 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
3279 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
3280 * config/i386/i386.c (ix86_expand_special_args_builtin,
3281 ix86_secondary_reload): Likewise.
3282 * except.c (struct eh_region, gen_eh_region_catch,
3283 remove_unreachable_regions, duplicate_eh_regions,
3284 assign_filter_values, build_post_landing_pads,
3285 sjlj_find_directly_reachable_regions, remove_eh_handler,
3286 reachable_next_level, foreach_reachable_handler,
3287 can_throw_internal_1, can_throw_external_1,
3288 collect_one_action_chain): Likewise.
3289 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
3290 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
3291 * function.c (update_temp_slot_address, instantiate_new_reg,
3292 instantiate_virtual_regs_in_rtx,
3293 instantiate_virtual_regs_in_insn): Likewise.
3294 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
3295 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
3296 gimplify_cleanup_point_expr): Likewise.
3297 * ipa-cp.c (ipcp_lattice_changed): Likewise.
3298 * passes.c (next_pass_1): Likewise.
3299 * print-tree.c (print_node_brief, print_node): Likewise.
3300 * profile.c (branch_prob): Likewise.
3301 * tree-dump.c (dump_register): Likewise.
3302 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
3304 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
3305 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
3306 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
3307 copy_arguments_for_versioning, copy_static_chain): Likewise.
3308 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
3309 add_new_name_mapping, register_new_name_mapping): Likewise.
3310 * tree-mudflap.c (mf_xform_derefs): Likewise.
3311 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
3312 get_init_expr, combine_chains): Likewise.
3313 * tree-pretty-print.c (dump_generic_node): Likewise.
3314 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
3315 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
3316 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
3317 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
3319 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
3322 * calls.c (expand_call): Use the biggest preferred stack
3325 2008-08-06 Michael Matz <matz@suse.de>
3328 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
3329 for reused reload, instead of overwriting them.
3331 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
3334 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
3335 for incoming stack boundary.
3337 * function.c (assign_parm_find_entry_rtl): Update
3338 parm_stack_boundary.
3340 * function.h (rtl_data): Add parm_stack_boundary.
3342 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
3343 parm_stack_boundary for incoming stack boundary.
3345 2008-08-06 Joseph Myers <joseph@codesourcery.com>
3347 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
3348 for unrepresentable subregs or treat them as equal to other regs
3349 or subregs with the same register number.
3351 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
3354 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
3357 2008-08-06 Jan Hubicka <jh@suse.cz>
3359 * predict.c (maybe_hot_frequency_p): When profile is absent, all
3360 frequencies might be hot.
3362 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
3364 * reload.c (find_reloads): Force constants into literal pool
3365 also if they are wrapped in a SUBREG.
3367 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3370 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
3371 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
3372 Don't allow predicated instructions for data speculation.
3373 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
3376 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3378 * haifa-sched.c (extend_global): Split to extend_global_data and
3379 extend_region_data. Update all uses.
3380 (extend_all): Rename to extend_block_data.
3382 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3384 * sched-rgn.c (new_ready): Check if instruction can be
3385 speculatively scheduled before attempting speculation.
3386 (debug_rgn_dependencies): Remove wrongful assert.
3388 2008-08-05 Bob Wilson <bob.wilson@acm.org>
3390 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
3392 2008-08-05 Bob Wilson <bob.wilson@acm.org>
3394 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
3395 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
3396 va_size, and type_size.
3398 2008-08-04 Jason Merrill <jason@redhat.com>
3401 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
3402 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
3404 2008-08-05 Richard Henderson <rth@redhat.com>
3406 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
3407 * configure: Rebuild.
3409 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3412 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
3413 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
3416 2008-08-05 Richard Henderson <rth@redhat.com>
3418 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
3419 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
3420 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
3421 * common.opt (fdwarf2-cfi-asm): New.
3422 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
3423 * config.in, configure: Rebuild.
3424 * dwarf2asm.c (dw2_asm_output_data_raw): New.
3425 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
3426 (dw2_force_const_mem): Externalize.
3427 * dwarf2asm.h: Update.
3428 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
3429 generate a real label.
3430 (output_cfi_directive): New.
3431 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
3432 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
3433 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
3435 (dwarf2out_end_epilogue): Emit .cfi_endproc.
3436 (output_loc_operands_raw, output_loc_sequence_raw): New.
3437 (output_cfa_loc_raw): New.
3439 2008-08-05 Paul Brook <paul@codesourcery.com>
3441 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
3442 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
3443 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
3444 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
3445 * config/arm/arm.h (TARGET_VFPD32): Define.
3446 (TARGET_VFP3): Use TARGET_VFPD32.
3447 (fputype): Add FPUTYPE_VFP3D16.
3448 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
3449 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
3450 * config/arm/arm-cores.def: Add cortex-r4f.
3451 * config/arm/arm-tune.md: Regenerate.
3453 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3455 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
3456 Reword some comments throughout the file.
3458 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
3459 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
3460 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
3461 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
3463 (MFC_START_ENABLE): Remove PPU-only define.
3464 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
3465 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
3467 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
3468 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
3469 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
3470 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
3471 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
3472 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
3473 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
3475 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
3476 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
3477 (mfc_sdcrt, mfc_sdcrtst): Likewise.
3478 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
3480 (spu_read_machine_status): Fix typo.
3482 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3484 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
3485 SUBREG of multi-word hard register.
3486 * config/spu/spu.c (valid_subreg): Likewise.
3487 (adjust_operand): Handle SUBREGs of multi-word hard registers.
3489 2008-08-04 Richard Guenther <rguenther@suse.de>
3491 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
3492 the candidate with the stripped base if that base is different
3493 from the original base even for offset zero.
3495 2008-08-04 Richard Guenther <rguenther@suse.de>
3498 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
3499 check for no_overflow.
3501 2008-08-04 Richard Guenther <rguenther@suse.de>
3503 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
3505 2008-08-04 Paul Brook <paul@codesourcery.com>
3507 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
3508 (arm_order_regs_for_local_alloc): New function.
3509 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
3511 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
3513 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
3516 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
3517 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
3518 (ix86_expand_epilogue): Likewise.
3520 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
3522 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
3525 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
3527 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
3528 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
3529 (*movv2sf_internal_rex64): Ditto.
3531 2008-08-03 Jan Hubicka <jh@suse.cz>
3533 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
3534 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
3535 * expmed.c (expand_smod_pow2): Likewise.
3537 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
3540 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
3541 alternative 0 of operand 1.
3542 (*vec_concatv2di_rex64_sse): Ditto.
3543 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
3545 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
3546 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
3547 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
3548 (*movv2sf_internal_rex64): Ditto.
3550 2008-08-02 Richard Guenther <rguenther@suse.de>
3553 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
3554 (ssedoublesizemode): New mode attribute.
3555 (sse_shufps): Call gen_sse_shufps_v4sf.
3556 (sse_shufps_1): Macroize.
3557 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
3558 (sse2_shufpd_1): Macroize.
3559 (vec_extract_odd, vec_extract_even): New expanders.
3560 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
3561 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
3562 * i386.c (ix86_expand_vector_init_one_nonzero): Call
3563 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
3564 (ix86_expand_vector_set): Likewise.
3565 (ix86_expand_reduc_v4sf): Likewise.
3567 2008-08-01 Doug Kwan <dougkwan@google.com>
3569 * matrix-reorg.c: Re-enable all code.
3570 (struct malloc_call_data): Change CALL_STMT to gimple type.
3571 (collect_data_for_malloc_call): Tuplify.
3572 (struct access_site_info): Change STMT to gimple type.
3573 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
3574 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
3575 (struct free_info): Change STMT to gimple type.
3576 (struct matrix_access_phi_node): Change PHI to gimple type.
3577 (get_inner_of_cast_expr): Remove.
3578 (may_flatten_matrices_1): Tuplify.
3579 (may_flatten_matrices): Ditto.
3580 (mark_min_matrix_escape_level): Ditto.
3581 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
3582 (ssa_accessed_in_call_rhs): New
3583 (ssa_accessed_in_assign_rhs): New
3584 (record_access_alloc_site_info): Tuplify.
3585 (add_allocation_site): Ditto.
3586 (analyze_matrix_allocation_site): Ditto.
3587 (analyze_transpose): Ditto.
3588 (get_index_from_offset): Ditto.
3589 (update_type_size): Ditto.
3590 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
3591 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
3592 (analyze_accesses_for_phi_node): Tuplify.
3593 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
3594 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
3595 (analyze_matrix_accesses): Tuplify.
3596 (check_var_data): New call-back type for check_var_notmodified_p.
3597 (check_var_notmodified_p): Tuplify and use call-back struct to
3598 return statement found.
3599 (can_calculate_expr_before_stmt): Factor out statement related code
3601 (can_calculate_stmt_before_stmt): New.
3602 (check_allocation_function): Tuplify.
3603 (find_sites_in_func): Ditto.
3604 (record_all_accesses_in_func): Ditto.
3605 (transform_access_sites): Ditto.
3606 (transform_allocation_sites): Ditto.
3607 (matrix_reorg): Re-enable.
3608 (gate_matrix_reorg): Re-enable.
3610 2008-08-01 Jakub Jelinek <jakub@redhat.com>
3612 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
3613 for labels for which it hasn't been set yet. If it has been set,
3614 stop walking insns and continue with next worklist item.
3615 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
3616 if the only BARRIER is at the very end of a function.
3618 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
3620 * cfgexpand.c (expand_stack_alignment): Assert that
3621 stack_realign_drap and drap_rtx must match.
3623 * function.c (instantiate_new_reg): If DRAP is used to realign
3624 stack, replace virtual_incoming_args_rtx with internal arg
3627 2008-08-01 Richard Guenther <rguenther@suse.de>
3629 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
3630 loop information only if we initialized it.
3631 (execute_pre): Call fini_pre with in_fre.
3632 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
3633 if we do not unroll because we hit max-completely-peeled-insns.
3634 Use our estimation for consistency, do allow shrinking.
3636 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
3638 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
3639 with MIN_STACK_BOUNDARY.
3640 (ix86_update_stack_boundary): Likewise.
3641 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
3644 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
3645 (MIN_STACK_BOUNDARY): This.
3647 2008-08-01 Richard Guenther <rguenther@suse.de>
3650 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
3652 2008-08-01 Richard Guenther <rguenther@suse.de>
3654 PR tree-optimization/36988
3655 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
3656 do not matter if that doesn't change volatile qualification.
3658 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
3660 * configure.ac: Do not generate libada-mk. Do not subst
3662 * libada-mk.in: Remove.
3663 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
3664 * configure: Regenerate.
3666 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
3668 * tree-pass.h: Added comment about not dumping passes with name
3669 starting with star in struct opt_pass.
3670 * passes.c (register_dump_files_1): Don't do dump for a pass with
3671 name starting with star.
3672 * doc/passes.texi (Pass manager): Mention pass names and special
3673 meaning of star prefix to avoid dump.
3675 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
3677 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
3679 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
3680 (ISA_MIPS64R2): New macro.
3681 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
3682 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
3683 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
3684 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
3685 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
3686 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
3687 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
3688 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
3689 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
3690 Move up to keep list alphabetically sorted.
3691 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
3692 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
3694 * doc/invoke.texi (MIPS Options): Add -mips64r2.
3695 (-march=@var{arch}): Add mips64r2.
3697 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3699 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
3701 2008-07-31 Steve Ellcey <sje@cup.hp.com>
3703 * expr.c (expand_assignment): Check for complete type.
3705 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3708 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
3710 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
3711 for stack alignment.
3713 * function.h (rtl_data): Add stack_realign_tried. Update comments.
3715 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
3717 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
3718 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
3720 2008-07-31 Jakub Jelinek <jakub@redhat.com>
3722 PR rtl-optimization/36419
3723 * dwarf2out.c (barrier_args_size): New variable.
3724 (compute_barrier_args_size, compute_barrier_args_size_1): New
3726 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
3727 if not called yet in the current function, use barrier_args_size
3728 array to find the new args_size value.
3729 (dwarf2out_frame_debug): Free and clear barrier_args_size.
3731 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3734 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
3737 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3740 * dwarf2out.c (dwarf2out_args_size_adjust): New.
3741 (dwarf2out_stack_adjust): Use it.
3742 (dwarf2out_frame_debug_expr): Likewise.
3744 2008-07-31 Richard Guenther <rguenther@suse.de>
3746 PR tree-optimization/36978
3747 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
3748 the generated condition.
3750 2008-07-31 Richard Guenther <rguenther@suse.de>
3752 * passes.c (init_optimization_passes): Always call
3753 pass_early_warn_uninitialized.
3754 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
3755 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
3756 * doc/passes.texi (Warn for uninitialized variables): Adjust.
3758 2008-07-31 Jakub Jelinek <jakub@redhat.com>
3761 * builtins.c (maybe_emit_free_warning): New function.
3762 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
3763 maybe_emit_free_warning for BUILT_IN_FREE.
3766 * dwarf2out.c (get_context_die): New function.
3767 (force_decl_die, force_type_die): Use it.
3768 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
3769 returns NULL, force generation of DW_TAG_typedef and put that into
3772 PR preprocessor/36649
3773 * c-pch.c (c_common_read_pch): Save and restore
3774 line_table->trace_includes across PCH restore.
3776 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
3779 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
3781 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
3784 * final.c (call_from_call_insn): Handle COND_EXEC.
3786 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
3788 * builtins.c (std_gimplify_va_arg_expr): Replace
3789 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
3790 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3792 2008-07-30 Joey Ye <joey.ye@intel.com>
3793 H.J. Lu <hongjiu.lu@intel.com>
3795 * builtins.c (expand_builtin_setjmp_receiver): Replace
3796 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
3797 (expand_builtin_apply_args_1): Likewise.
3798 (expand_builtin_longjmp): Need DRAP for stack alignment.
3799 (expand_builtin_apply): Likewise.
3801 * caller-save.c (setup_save_areas): Call assign_stack_local_1
3802 instead of assign_stack_local to allow alignment reduction.
3804 * calls.c (emit_call_1): Need DRAP for stack alignment if
3806 (expand_call): Replace virtual_incoming_args_rtx with
3807 crtl->args.internal_arg_pointer.
3808 * stmt.c (expand_nl_goto_receiver): Likewise.
3810 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
3811 alignment and store to stack_alignment_estimated and
3812 max_used_stack_slot_alignment.
3813 (expand_one_var): Likewise.
3814 (expand_stack_alignment): New function.
3815 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
3816 and stack_alignment_estimated fields in rtl_data. Call
3817 expand_stack_alignment at end.
3819 * defaults.h (INCOMING_STACK_BOUNDARY): New.
3820 (MAX_STACK_ALIGNMENT): Likewise.
3821 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
3822 (SUPPORTS_STACK_ALIGNMENT): Likewise.
3824 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
3825 stack alignment when generating virtual registers.
3827 * function.c (assign_stack_local): Renamed to ...
3828 (assign_stack_local_1): This. Add a parameter to indicate
3829 if it is OK to reduce alignment.
3830 (assign_stack_local): Use it.
3831 (instantiate_new_reg): Instantiate virtual incoming args rtx
3832 to vDRAP if stack realignment and DRAP is needed.
3833 (assign_parms): Collect parameter/return type alignment and
3834 contribute to stack_alignment_estimated.
3835 (locate_and_pad_parm): Likewise.
3836 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
3837 with crtl->args.internal_arg_pointer.
3839 * function.h (rtl_data): Add new field drap_reg,
3840 max_used_stack_slot_alignment, stack_alignment_estimated,
3841 stack_realign_needed, need_drap, stack_realign_processed and
3842 stack_realign_finalized.
3843 (stack_realign_fp): New macro.
3844 (stack_realign_drap): Likewise.
3846 * global.c (compute_regsets): Frame pointer is needed when
3847 stack is realigned. Can eliminate frame pointer when stack is
3848 realigned and dynamic realigned argument pointer isn't used.
3850 * reload1.c (update_eliminables): Frame pointer is needed
3851 when stack is realigned.
3852 (init_elim_table): Can eliminate frame pointer when stack is
3853 realigned and dynamic realigned argument pointer isn't used.
3855 * rtl.h (assign_stack_local_1): Declare new funtion.
3857 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
3858 (TARGET_GET_DRAP_RTX): Likewise.
3859 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
3860 TARGET_GET_DRAP_RTX.
3862 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
3864 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
3865 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
3867 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
3868 H.J. Lu <hongjiu.lu@intel.com>
3870 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
3871 vdrap_reg, stack_realign and drap_reg_saved.
3872 (add_cfi): Don't allow redefining CFA when DRAP is used.
3873 (reg_save): Handle stack alignment.
3874 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
3875 alignment. Don't generate DWARF information for (set fp sp)
3877 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
3879 (int_loc_descriptor): Move prototype forward. Also define if
3880 DWARF2_UNWIND_INFO is true.
3881 (output_cfa_loc): Handle DW_CFA_expression.
3882 (build_cfa_aligned_loc): New.
3883 (based_loc_descr): Update assert for stack realign. For local
3884 variables, use sp+offset when stack is aligned without drap and
3885 fp+offset when stack is aligned with drap. For arguments, use
3886 cfa+offset when drap is used to align stack.
3888 2008-07-30 Joey Ye <joey.ye@intel.com>
3889 H.J. Lu <hongjiu.lu@intel.com>
3891 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
3893 (ix86_gen_andsp): New.
3894 (ix86_user_incoming_stack_boundary): Likewise.
3895 (ix86_default_incoming_stack_boundary): Likewise.
3896 (ix86_incoming_stack_boundary): Likewise.
3897 (ix86_can_eliminate): Likewise.
3898 (find_drap_reg): Likewise.
3899 (ix86_update_stack_boundary): Likewise.
3900 (ix86_get_drap_rtx): Likewise.
3901 (ix86_finalize_stack_realign_flags): Likewise.
3902 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
3903 (TARGET_GET_DRAP_RTX): Likewise.
3904 (override_options): Overide option value for new options.
3905 (ix86_function_ok_for_sibcall): Remove check for
3906 force_align_arg_pointer.
3907 (ix86_handle_cconv_attribute): Likewise.
3908 (ix86_function_regparm): Likewise.
3909 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
3910 (ix86_va_start): Replace virtual_incoming_args_rtx with
3911 crtl->args.internal_arg_pointer.
3912 (ix86_select_alt_pic_regnum): Check DRAP register.
3913 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
3914 (ix86_compute_frame_layout): Compute frame layout wrt stack
3916 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
3917 (ix86_expand_prologue): Decide if stack realignment is needed
3918 and generate prologue code accordingly.
3919 (ix86_expand_epilogue): Generate epilogue code wrt stack
3920 realignment is really needed or not.
3922 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
3923 (ABI_STACK_BOUNDARY): Likewise.
3924 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
3925 (STACK_REALIGN_DEFAULT): Likewise.
3926 (INCOMING_STACK_BOUNDARY): Likewise.
3927 (MAX_STACK_ALIGNMENT): Likewise.
3928 (ix86_incoming_stack_boundary): Likewise.
3929 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
3930 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
3931 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
3932 (machine_function): Remove force_align_arg_pointer.
3934 * config/i386/i386.md (BX_REG): New.
3935 (R13_REG): Likewise.
3937 * config/i386/i386.opt (mforce_drap): New.
3938 (mincoming-stack-boundary): Likewise.
3939 (mstackrealign): Add Init(-1).
3941 * config/i386/i386-protos.h (ix86_can_eliminate): New
3943 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
3945 * doc/extend.texi: Update force_align_arg_pointer.
3947 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
3950 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
3951 (INCOMING_STACK_BOUNDARY): Likewise.
3952 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
3953 (TARGET_GET_DRAP_RTX): Likewise.
3955 2008-07-30 Andreas Schwab <schwab@suse.de>
3957 PR rtl-optimization/36929
3958 * dse.c (replace_inc_dec): Use emit_insn_before instead of
3959 add_insn_before and fix argument order.
3960 (replace_inc_dec_mem): Handle NULL rtx.
3962 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
3964 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
3966 (arm_compute_initial_elimination_offset): Use it.
3967 (arm_compute_save_reg_mask): Include static chain save slot when
3968 calculating alignment.
3969 (arm_get_frame_offsets): Ditto.
3970 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
3971 that we can use to decrement the stack when the stack decrement
3972 could be too big for an immediate value in a single insn.
3973 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
3975 2008-07-30 Richard Guenther <rguenther@suse.de>
3977 PR tree-optimization/36967
3978 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
3979 Release defs of statements we remove.
3981 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
3983 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
3984 instead of NULL_RTVEC.
3986 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
3990 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
3993 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
3995 * final.c (call_from_call_insn): New.
3996 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
3998 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
4000 * configure.ac: Substitute ADA_CFLAGS.
4001 * configure: Regenerate.
4002 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
4003 * Makefile.in: Remove mention of X_* variables.
4004 * config/pa/x-ada-hpux10: Remove.
4005 * config/pa/x-ada: Remove.
4007 * doc/fragments.texi: Update.
4009 2008-07-30 Olivier Hainque <hainque@adacore.com>
4011 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
4012 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
4013 __dso_handle explicitly here.
4015 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4018 * c-typeck.c (build_binary_op): Encapsulate code into...
4019 * c-common.c (shorten_binary_op): ...this new function.
4020 (conversion_warning): Use the new function. Handle non-negative
4021 constant in bitwise-and.
4022 * c-common.h (shorten_binary_op): Declare.
4024 2008-07-30 Olivier Hainque <hainque@adacore.com>
4026 * scan.c (make_sstring_space): Add explicit conversions of
4027 allocator's return value.
4028 * fix-header.c (recognized_function): Likewise.
4030 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4032 * doc/cpp.texi: Update to GFDL 1.2.
4033 * doc/gcc.texi: Do not list GPL as Invariant Section.
4034 * doc/gccint.texi: Likewise. Update copyright years.
4035 * doc/install.texi: Update copyright years.
4037 2008-07-30 Alan Modra <amodra@bigpond.net.au>
4040 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
4041 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
4043 2008-07-29 Jan Hubicka <jh@suse.cz>
4045 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
4046 (grokdeclarator): Likewise.
4047 * langhooks.c (lhd_warn_unused_global_decl): Use
4048 DECL_DECLARED_INLINE_P.
4049 * print-tree.c (print_node): Remove DECL_INLINE check.
4051 2008-07-29 Richard Guenther <rguenther@suse.de>
4053 PR tree-optimization/36945
4054 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
4055 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
4056 Record invariant addresses un-decomposed.
4057 (copy_reference_ops_from_call): Record reference call
4058 arguments properly. Simplify.
4059 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
4060 helper split out from ...
4061 (create_component_ref_by_pieces): ... here. Simplify.
4062 Prepare for recursive invocation for call arguments.
4063 (create_expression_by_pieces): Adjust call to
4064 create_component_ref_by_pieces.
4065 (compute_avail): Process operand 2 of reference ops.
4067 2008-07-29 Richard Guenther <rguenther@suse.de>
4069 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
4071 2008-07-29 Jakub Jelinek <jakub@redhat.com>
4073 * c-format.c (check_format_types): Revert unwanted checkin.
4075 2008-07-29 Jan Hubicka <jh@suse.cz>
4077 * flags.h (flag_really_no_inline): Remove.
4078 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
4079 * toplev.c (flag_really_no_inline): Remove.
4080 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
4081 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
4082 (cgraph_decide_inlining_incrementally): Likewise.
4083 (compute_inline_parameters): Likewise.
4084 * opts.c (decode_options): Simplify.
4085 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
4086 * common.opt (finline): Initialize to 1.
4087 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
4089 2008-07-29 Jan Hubicka <jh@suse.cz>
4091 * predict.c (always_optimize_for_size_p): New function.
4092 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
4093 optimize_edge_for_size_p, optimize_edge_for_speed_p,
4094 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
4096 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
4097 * function.c (prepare_function_start): Set default profile.
4098 * function.h (rtl_data): Add maybe_hot_insn_p.
4099 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
4100 (construct_exit_block): Likewise.
4101 (tree_expand_cfg): Likewise.
4103 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
4104 optimize_edge_for_size_p, optimize_edge_for_speed_p,
4105 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
4106 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
4109 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4112 * c-decl.c (merge_decls): Merge USED flags.
4114 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
4116 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
4117 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
4118 next_stack, lab_false and lab_over trees.
4120 2008-07-28 Richard Guenther <rguenther@suse.de>
4122 PR tree-optimization/36957
4123 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
4124 (useless_type_conversion_p): Remove.
4125 (types_compatible_p): Remove.
4126 * gimple.h (tree_ssa_useless_type_conversion): Declare.
4127 (useless_type_conversion_p): Declare.
4128 (types_compatible_p): Declare.
4129 (gimple_expr_type): Return the base type only if it is
4130 trivially convertible to the subtype.
4132 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
4134 * configure.ac: Use the m4_do macro to concatenate the warnings into
4135 one string in ACX_PROG_CC_WARNING_OPTS,
4136 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
4137 * configure: Regenerate.
4139 2008-07-28 Richard Guenther <rguenther@suse.de>
4141 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
4142 (insert_fake_stores): Remove.
4143 (realify_fake_stores): Likewise.
4144 (execute_pre): Remove dead code.
4145 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
4146 (find_func_aliases): Deal with it here instead.
4147 Re-enable gcc_unreachable call.
4149 2008-07-28 Richard Guenther <rguenther@suse.de>
4151 Merge from gimple-tuples-branch.
4153 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
4154 * gimple.def: New file.
4155 * gsstruct.def: Likewise.
4156 * gimple-iterator.c: Likewise.
4157 * gimple-pretty-print.c: Likewise.
4158 * tree-gimple.c: Removed. Merged into ...
4159 * gimple.c: ... here. New file.
4160 * tree-gimple.h: Removed. Merged into ...
4161 * gimple.h: ... here. New file.
4163 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
4164 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
4165 --enable-checking=gimple flag.
4166 * config.in: Likewise.
4167 * configure: Regenerated.
4169 * tree-ssa-operands.h: Tuplified.
4170 * tree-vrp.c: Likewise.
4171 * tree-loop-linear.c: Likewise.
4172 * tree-into-ssa.c: Likewise.
4173 * tree-ssa-loop-im.c: Likewise.
4174 * tree-dump.c: Likewise.
4175 * tree-complex.c: Likewise.
4176 * cgraphbuild.c: Likewise.
4177 * tree-ssa-threadupdate.c: Likewise.
4178 * tree-ssa-loop-niter.c: Likewise.
4179 * tree-pretty-print.c: Likewise.
4180 * tracer.c: Likewise.
4181 * gengtype.c: Likewise.
4182 * tree-loop-distribution.c: Likewise.
4183 * tree-ssa-loop-unswitch.c: Likewise.
4184 * cgraph.c: Likewise.
4185 * cgraph.h: Likewise.
4186 * tree-ssa-loop-manip.c: Likewise.
4187 * value-prof.c: Likewise.
4188 * tree-ssa-loop-ch.c: Likewise.
4189 * tree-tailcall.c: Likewise.
4190 * value-prof.h: Likewise.
4193 * tree-pass.h: Likewise.
4194 * ipa-cp.c: Likewise.
4195 * tree-scalar-evolution.c: Likewise.
4196 * tree-scalar-evolution.h: Likewise.
4197 * target.h: Likewise.
4198 * lambda-mat.c: Likewise.
4199 * tree-phinodes.c: Likewise.
4200 * diagnostic.h: Likewise.
4201 * builtins.c: Likewise.
4202 * tree-ssa-alias-warnings.c: Likewise.
4203 * cfghooks.c: Likewise.
4204 * fold-const.c: Likewise.
4205 * cfghooks.h: Likewise.
4206 * omp-low.c: Likewise.
4207 * tree-ssa-dse.c: Likewise.
4208 * ipa-reference.c: Likewise.
4209 * tree-ssa-uncprop.c: Likewise.
4210 * toplev.c: Likewise.
4211 * tree-gimple.c: Likewise.
4212 * tree-gimple.h: Likewise.
4213 * tree-chrec.c: Likewise.
4214 * tree-chrec.h: Likewise.
4215 * tree-ssa-sccvn.c: Likewise.
4216 * tree-ssa-sccvn.h: Likewise.
4217 * cgraphunit.c: Likewise.
4218 * tree-ssa-copyrename.c: Likewise.
4219 * tree-ssa-ccp.c: Likewise.
4220 * tree-ssa-loop-ivopts.c: Likewise.
4221 * tree-nomudflap.c: Likewise.
4222 * tree-call-cdce.c: Likewise.
4223 * ipa-pure-const.c: Likewise.
4224 * c-format.c: Likewise.
4225 * tree-stdarg.c: Likewise.
4226 * tree-ssa-math-opts.c: Likewise.
4227 * tree-ssa-dom.c: Likewise.
4228 * tree-nrv.c: Likewise.
4229 * tree-ssa-propagate.c: Likewise.
4230 * ipa-utils.c: Likewise.
4231 * tree-ssa-propagate.h: Likewise.
4232 * tree-ssa-alias.c: Likewise.
4233 * gimple-low.c: Likewise.
4234 * tree-ssa-sink.c: Likewise.
4235 * ipa-inline.c: Likewise.
4236 * c-semantics.c: Likewise.
4237 * dwarf2out.c: Likewise.
4239 * tree-ssa-loop-ivcanon.c: Likewise.
4240 * predict.c: Likewise.
4241 * tree-ssa-loop.c: Likewise.
4242 * tree-parloops.c: Likewise.
4243 * tree-ssa-address.c: Likewise.
4244 * tree-ssa-ifcombine.c: Likewise.
4245 * matrix-reorg.c: Likewise.
4246 * c-decl.c: Likewise.
4247 * tree-eh.c: Likewise.
4248 * c-pretty-print.c: Likewise.
4249 * lambda-trans.c: Likewise.
4250 * function.c: Likewise.
4251 * langhooks.c: Likewise.
4252 * ebitmap.h: Likewise.
4253 * tree-vectorizer.c: Likewise.
4254 * function.h: Likewise.
4255 * langhooks.h: Likewise.
4256 * tree-vectorizer.h: Likewise.
4257 * ipa-type-escape.c: Likewise.
4258 * ipa-type-escape.h: Likewise.
4259 * domwalk.c: Likewise.
4260 * tree-if-conv.c: Likewise.
4261 * profile.c: Likewise.
4262 * domwalk.h: Likewise.
4263 * tree-data-ref.c: Likewise.
4264 * tree-data-ref.h: Likewise.
4265 * tree-flow-inline.h: Likewise.
4266 * tree-affine.c: Likewise.
4267 * tree-vect-analyze.c: Likewise.
4268 * c-typeck.c: Likewise.
4269 * gimplify.c: Likewise.
4270 * coretypes.h: Likewise.
4271 * tree-ssa-phiopt.c: Likewise.
4272 * calls.c: Likewise.
4273 * tree-ssa-coalesce.c: Likewise.
4274 * tree.def: Likewise.
4275 * tree-dfa.c: Likewise.
4276 * except.c: Likewise.
4277 * except.h: Likewise.
4278 * cfgexpand.c: Likewise.
4279 * tree-cfgcleanup.c: Likewise.
4280 * tree-ssa-pre.c: Likewise.
4281 * tree-ssa-live.c: Likewise.
4282 * tree-sra.c: Likewise.
4283 * tree-ssa-live.h: Likewise.
4284 * tree-predcom.c: Likewise.
4285 * lambda.h: Likewise.
4286 * tree-mudflap.c: Likewise.
4287 * ipa-prop.c: Likewise.
4288 * print-tree.c: Likewise.
4289 * tree-ssa-copy.c: Likewise.
4290 * ipa-prop.h: Likewise.
4291 * tree-ssa-forwprop.c: Likewise.
4292 * ggc-page.c: Likewise.
4293 * c-omp.c: Likewise.
4294 * tree-ssa-dce.c: Likewise.
4295 * tree-vect-patterns.c: Likewise.
4296 * tree-ssa-ter.c: Likewise.
4297 * tree-nested.c: Likewise.
4298 * tree-ssa.c: Likewise.
4299 * lambda-code.c: Likewise.
4300 * tree-ssa-loop-prefetch.c: Likewise.
4301 * tree-inline.c: Likewise.
4302 * tree-inline.h: Likewise.
4303 * tree-iterator.c: Likewise.
4304 * tree-optimize.c: Likewise.
4305 * tree-ssa-phiprop.c: Likewise.
4306 * tree-vect-transform.c: Likewise.
4307 * tree-object-size.c: Likewise.
4308 * tree-outof-ssa.c: Likewise.
4309 * cfgloop.c: Likewise.
4310 * system.h: Likewise.
4311 * tree-profile.c: Likewise.
4312 * cfgloop.h: Likewise.
4313 * c-gimplify.c: Likewise.
4314 * c-common.c: Likewise.
4315 * tree-vect-generic.c: Likewise.
4316 * tree-flow.h: Likewise.
4317 * c-common.h: Likewise.
4318 * basic-block.h: Likewise.
4319 * tree-ssa-structalias.c: Likewise.
4320 * tree-switch-conversion.c: Likewise.
4321 * tree-ssa-structalias.h: Likewise.
4322 * tree-cfg.c: Likewise.
4323 * passes.c: Likewise.
4324 * ipa-struct-reorg.c: Likewise.
4325 * ipa-struct-reorg.h: Likewise.
4326 * tree-ssa-reassoc.c: Likewise.
4327 * cfgrtl.c: Likewise.
4328 * varpool.c: Likewise.
4330 * tree-ssanames.c: Likewise.
4331 * tree-ssa-threadedge.c: Likewise.
4332 * langhooks-def.h: Likewise.
4333 * tree-ssa-operands.c: Likewise.
4334 * config/alpha/alpha.c: Likewise.
4335 * config/frv/frv.c: Likewise.
4336 * config/s390/s390.c: Likewise.
4337 * config/m32c/m32c.c: Likewise.
4338 * config/m32c/m32c-protos.h: Likewise.
4339 * config/spu/spu.c: Likewise.
4340 * config/sparc/sparc.c: Likewise.
4341 * config/i386/i386.c: Likewise.
4342 * config/sh/sh.c: Likewise.
4343 * config/xtensa/xtensa.c: Likewise.
4344 * config/stormy16/stormy16.c: Likewise.
4345 * config/ia64/ia64.c: Likewise.
4346 * config/rs6000/rs6000.c: Likewise.
4347 * config/pa/pa.c: Likewise.
4348 * config/mips/mips.c: Likewise.
4350 2008-07-28 Simon Baldwin <simonb@google.com>
4352 * c-pragma.c (handle_pragma_message): New function.
4353 (init_pragma): Register handle_pragma_message.
4354 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
4357 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
4359 PR tree-optimization/35252
4360 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
4361 REALPART_EXPR to be considered as same load operation.
4363 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
4365 PR tree-optimization/36830
4366 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
4367 (expressions_equal_p): Return false if only one operand is null.
4369 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
4371 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
4372 version requirements.
4374 2008-07-26 Olivier Hainque <hainque@adacore.com>
4376 * collect2.c (symkind): New enum. Symbol kinds we care about.
4377 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
4378 code and head comment accordingly.
4379 (scan_prog_file): Use symkind names instead of bare integers.
4381 2008-07-25 Jan Hubicka <jh@suse.cz>
4383 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
4385 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
4386 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
4387 * dojump.c (clear_pending_stack_adjust): Likewise.
4388 * print-tree.c (print_node): Ignore DECL_INLINE.
4389 * tree-inline.c (inlinable_function_p): Likewise.
4391 2008-07-25 Michael Meissner <gnu@the-meissners.org>
4393 * doc/extend.texi (hot attribute): Document that the hot attribute
4394 turns on -O3 for some ports.
4395 (cold attribute): Document that the cold attribute turns on -Os
4398 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
4399 reflect function specific option support.
4401 * target.h (struct target_option_hooks): Add fields to say whether
4402 the cold attribute implies -Os and the hot attribute implies -O3.
4404 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
4405 By default, do not turn on -Os for cold functions.
4406 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
4407 not turn on -O3 for hot functions.
4409 * c-common.c (handle_hot_attribute): Use target hook to determine
4410 if hot functions should enable -O3.
4411 (handle_cold_attribute): Use target hook to determine if cold
4412 functions should enable -Os.
4414 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
4415 (override_options): Move disable scheduling to
4416 optimization_options.
4417 (optimization_options): Disable scheduling here, not
4419 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4420 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4422 * config/ia64/ia64.c (ia64_override_options): Move setting
4423 scheduling flags to ia64_optimization_options.
4424 (ia64_optimization_options): Disable scheduling options here, and
4425 not in ia64_override_options.
4426 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4427 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4429 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
4432 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
4434 2008-07-25 Martin Jambor <mjambor@suse.cz>
4436 PR tree-optimization/36926
4437 * ipa-prop.c (ipa_analyze_call_uses): Call
4438 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
4440 2008-07-25 Joseph Myers <joseph@codesourcery.com>
4442 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4443 movv2si_internal): Add mem = reg alternative.
4445 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
4448 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
4449 DEFAULT_PCC_STRUCT_RETURN to 127.
4451 2008-07-24 Jan Hubicka <jh@suse.cz>
4453 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
4454 (build_cgraph_edges): Likewise.
4455 * cgraph.c (cgraph_node): Do not update assembler hash.
4456 (cgraph_remove_node): Drop non-unit-at-a-time code.
4457 * tree-pass.h (pass_O0_always_inline): Remove.
4458 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
4459 * toplev.c (process_options): Flag unit-at-a-time does not imply
4461 * cgraphunit.c: Update comments.
4462 (decide_is_function_needed): Drop non-unit-at-a-time mode.
4463 (cgraph_assemble_pending_functions): Remove.
4464 (cgraph_reset_node): Drop non-unit-at-a-time code.
4465 (cgraph_finalize_function): Likewise.
4466 (cgraph_analyze_function): Likewise.
4467 (cgraph_finalize_compilation_unit): Likewise.
4468 (cgraph_expand_function): Likewise.
4469 (cgraph_optimize): Likesise.
4470 (save_inline_function_body): Likewise.
4471 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
4472 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
4473 * ipa-inline.c: Update comments.
4474 (enum inlining_mode): remove INLINE_SPEED.
4475 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
4476 (cgraph_mark_inline_edge): Likewise.
4477 (try_inline): Likewise.
4478 (cgraph_decide_inlining_incrementally): Likewise.
4479 (cgraph_gate_inlining): Remove.
4480 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
4481 (cgraph_gate_early_inlining): Likewise.
4482 (gate_inline_passes): Remove.
4483 (pass_inline_parameters, pass_ipa_inline): Remove gates.
4484 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
4485 pass_O0_always_inline): Remove.
4486 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
4487 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
4488 * opts.c (no_unit_at_a_time_default): Remove.
4489 (decode_options): Remove flag_unit_at_a_time reset and warning.
4490 * opts.h (no_unit_at_a_time_default): Remove.
4491 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
4492 early in GNU dialect.
4493 (merge_decls): Update comment; drop unit-at-a-time check.
4494 (finish_decl): Likewise.
4495 (grok_declaration): Remove flag_inline_trees code.
4496 (finish_functions): Return on function returning non-void on all
4498 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
4499 * cfgexpand.c (expand_one_static_var): Remove.
4500 (expand_one_var): Remove expand_one_static_var call.
4501 (expand_used_vars_for_block): Remove flag_unit_a_time check.
4502 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
4503 and flag_unit_at_a-time compatibility checks.
4504 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
4505 * tree-inline.c (flag_inline_trees): Remove.
4506 (inlinable_function_p): Don't check it.
4507 (expand_call_inline): Remove non-unit-at-a-time code.
4508 * tree-inline.h (flag_inline_trees): Remove.
4509 * tree-optimize.c (execute_early_local_optimizations): Remove
4510 unit-at-a-time checks.
4511 (tree_rest_of_compilation): Likewise.
4512 * combine.c (setup_incoming_promotions): Likewise.
4513 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
4514 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
4515 * passes.c (pass_inline_parameters): Update comments; remove
4516 O0_alwaysinline pass.
4517 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
4518 (execute_one_pass): Likewise.
4519 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
4520 (ix86_function_sseregparm): Likewise.
4521 * arm.c (arm_function_in_section_p): Likewise.
4522 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
4523 * varpool.c: Update comments.
4524 (decide_is_variable_needed): Remove unit-at-a-time checks.
4525 (varpool_finalize_decl): Likewise.
4527 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
4529 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
4531 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
4533 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
4535 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
4536 imp symbol extension.
4538 2008-07-23 Ian Lance Taylor <iant@google.com>
4540 * tree-vrp.c (infer_value_range): Ignore asm statements when
4541 looking for memory accesses for -fdelete-null-pointer-checks.
4543 2008-07-24 Ben Elliston <bje@au.ibm.com>
4545 * config/spu/spu-c.c (__vector_keyword): New variable.
4546 (vector_keyword): Likewise.
4547 (spu_categorize_keyword): New function.
4548 (spu_macro_to_expand): Likewise.
4549 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
4550 compiling an ISO C dialect.
4552 2008-07-24 Ben Elliston <bje@au.ibm.com>
4554 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
4557 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4559 * configure: Regenerate.
4560 * configure.ac: Require texinfo 4.7.
4561 * doc/install.texi: Document texinfo 4.7 requirement.
4563 2008-07-23 Martin Jambor <mjambor@suse.cz>
4565 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
4566 rather than for DECL_SAVED_TREE.
4567 * ipa-prop.c: Include diagnostic.h.
4568 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
4570 (ipa_detect_param_modifications): Function rewritten from scratch.
4571 (ipa_compute_jump_functions): Changed accesses to modification flags.
4572 (ipa_free_node_params_substructures): Update flags destruction.
4573 (ipa_node_duplication_hook): Update flags duplication.
4574 (ipa_print_all_params_modified): Updated flag access.
4575 * ipa-prop.h (struct ipa_param_flags): New structure.
4576 (struct ipa_node_params): New field modification_analysis_done,
4577 modified_flags changed into param_flags.
4578 (ipa_is_ith_param_modified): Changed to use new flags.
4579 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
4581 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
4582 ipa-cp.c and split into two functions.
4583 (ipa_print_node_jump_functions): New function.
4584 (compute_scalar_jump_functions): New function.
4585 (type_like_member_ptr_p): New function.
4586 (compute_pass_through_member_ptrs): New function.
4587 (fill_member_ptr_cst_jump_function): New function.
4588 (determine_cst_member_ptr): New function.
4589 (compute_cst_member_ptr_arguments): New function.
4590 (ipa_compute_jump_functions): Complete rewrite.
4591 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
4592 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
4593 (struct ipa_member_ptr_cst): New structure.
4594 (union jump_func_value): New field member_cst.
4595 * ipa-cp.c (ipcp_lat_is_insertable): New function.
4596 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
4597 jump function types.
4598 (ipcp_print_all_lattices): Slight fprintf rearrangement.
4599 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
4600 instead of ipcp_print_all_jump_functions.
4601 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
4602 only for replacable scalars.
4604 * doc/invoke.texi (Optimize options): Add description of
4605 -findirect-inlining.
4606 * common.opt (flag_indirect_inlining): New flag.
4607 * opts.c (decode_options): Set flag_indirect_inlining when
4610 * ipa-inline.c: Include ipa-prop.h.
4611 (inline_indirect_intraprocedural_analysis): New function.
4612 (inline_generate_summary): Allocate parameter and argument info
4613 structures, call inline_indirect_intraprocedural_analysis on each
4614 node when doing indirect inlining and deallocate indirect inlining
4615 data structures in the end.
4616 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
4617 (free_all_ipa_structures_after_iinln): New function.
4618 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
4620 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
4622 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
4623 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
4624 of computing the frequency separately.
4625 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
4626 of computing the frequency separately.
4627 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
4628 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
4629 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
4630 (ipa_get_stmt_member_ptr_load_param): New function.
4631 (ipa_is_ssa_with_stmt_def): New function.
4632 (ipa_note_param_call): New function.
4633 (ipa_analyze_call_uses): New function.
4634 (ipa_analyze_stmt_uses): New function.
4635 (ipa_analyze_params_uses): New function.
4636 (ipa_free_node_params_substructures): Also free the param_calls linked
4638 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
4639 (ipa_print_node_param_flags): New function.
4640 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
4641 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
4642 * ipa-prop.h (struct ipa_param_flags): New field called.
4643 (struct ipa_param_call_note): New structure.
4644 (struct ipa_node_params): New fields param_calls and
4646 (ipa_is_ith_param_called): New function.
4647 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4648 ipa_analyze_params_uses and dump parameter flags.
4650 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
4651 ipa_propagate_indirect_call_infos if performing indirect inlining,
4652 pass a new parameter new_edges to it.
4653 (add_new_edges_to_heap): New fucntion.
4654 (cgraph_decide_inlining_of_small_functions): New vector
4655 new_indirect_edges for newly found indirect edges , call
4656 ipa_propagate_indirect_call_infos after inlining.
4657 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
4658 inlining if performing indirect inlining. Call
4659 free_all_ipa_structures_after_iinln when doing so too.
4660 (inline_generate_summary): Do not call
4661 free_all_ipa_structures_after_iinln here.
4662 * ipa-prop.c (update_jump_functions_after_inlining): New function.
4663 (print_edge_addition_message): New function.
4664 (update_call_notes_after_inlining): New function.
4665 (propagate_info_to_inlined_callees): New function.
4666 (ipa_propagate_indirect_call_infos): New function.
4667 * ipa-prop.h: Include cgraph.h
4668 (struct ipa_param_call_note): Fields reordered, new field processed.
4669 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
4671 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
4672 rediscovered call statements.
4673 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
4674 (dump_cgraph_node): Dump also the indirect_call flag.
4675 (cgraph_clone_edge): Copy also the indirect_call flag.
4676 * tree-inline.c (copy_bb): Do not check for fndecls from call
4677 expressions, check for edge availability when moving clones.
4678 (get_indirect_callee_fndecl): New function.
4679 (expand_call_inline): If callee declaration is not apprent from
4680 the statement, try calling get_indirect_callee_fndecl. Do not
4681 issue warnings or call sorry when not inlinings an indirect edge.
4682 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
4684 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
4685 bit more frandly to matching.
4686 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
4687 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
4688 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
4690 2008-07-23 Michael Meissner <gnu@the-meissners.org>
4693 * opth-gen.awk: Suppress function specific features when building
4695 * optc-gen.awk: Ditto.
4697 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4700 * diagnostic.c (pedwarn): Add opt parameter.
4702 * c-tree.h (pedwarn_init): Add opt parameter.
4703 (pedwarn_c90): Likewise.
4704 (pedwarn_c99): Likewise.
4705 * c-errors.c (pedwarn_c99): Likewise.
4706 (pedwarn_c90): Likewise.
4707 * toplev.h (pedwarn): Update declaration.
4708 (pedwarn0): Declare.
4709 * c-lex.c: All calls to pedwarn changed.
4710 * builtins.c: All calls to pedwarn changed.
4711 * toplev.c: All calls to pedwarn changed.
4712 * c-decl.c: All calls to pedwarn changed.
4713 * c-typeck.c: All calls to pedwarn changed.
4714 * c-common.c: All calls to pedwarn changed.
4715 * c-parser.c: All calls to pedwarn changed.
4717 2008-07-23 Michael Meissner <gnu@the-meissners.org>
4718 Karthik Kumar <karthikkumar@gmail.com>
4720 * attribs.c (file scope): Include c-common.h.
4721 (decl_attributes): Add support for #pragma GCC optimize and
4724 * targhooks.c (default_can_inline_p): New function that is the
4725 default for the TARGET_CAN_INLINE_P target hook.
4727 * targhooks.h (default_can_inline_p): Add declaration.
4729 * tree.c (cl_optimization_node): New static tree for building
4730 OPTIMIZATION_NODE tree.
4731 (cl_target_option_node): New static tree for building
4732 TARGET_OPTION_NODE tree.
4733 (cl_option_hash_table): New hash table for hashing
4734 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
4735 (cl_option_hash_hash): New function to provide the hash value for
4736 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
4737 (cl_option_hash_eq): New function to provide an equality test for
4738 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
4739 (tree_code_size): Add support for OPTIMIZATION_NODE and
4740 TARGET_OPTION_NODE trees.
4741 (tree_code_structure): Add support for OPTIMIZATION_NODE and
4742 TARGET_OPTION_NODE trees.
4743 (build_optimization_node): Build a tree that has all of the
4744 current optimization options.
4745 (build_target_option_node): Build a tree that has the target
4746 options that might be changed on a per function basis.
4748 * tree.h (file scope): Include options.h.
4749 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
4750 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
4751 (TREE_OPTIMIZATION): Ditto.
4752 (TREE_TARGET_SPECIFIC): Ditto.
4753 (struct tree_function_decl): Add fields for remembering the
4754 current optimization options and target specific options.
4755 (struct tree_optimization_option): New tree variant that remembers
4756 the optimization options.
4757 (struct tree_target_option): New tree variant that remembers the
4758 target specific flags that might change for compiling a particular
4760 (union tree_node): Include tree_optimization_option and
4761 tree_target_option fields.
4762 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
4763 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
4764 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
4765 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
4766 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
4767 optimization and target options.
4768 (optimization_default_node): New macro to refer to global_trees
4770 (optimization_current_node): Ditto.
4771 (optimization_cold_node): Ditto.
4772 (optimization_hot_node): Ditto.
4773 (target_option_default_node): Ditto.
4774 (target_option_current_node): Ditto.
4775 (current_option_pragma): Ditto.
4776 (current_optimize_pragma): Ditto.
4778 * target.h (struct gcc_target): Add valid_option_attribute_p,
4779 target_option_save, target_option_restore, target_option_print,
4780 target_option_pragma_parse, and can_inline_p hooks.
4782 * toplev.h (parse_optimize_options): Add declaration.
4783 (fast_math_flags_struct_set_p): Ditto.
4785 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
4786 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
4789 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
4790 tree_can_inline_p hook to see if one function can inline another.
4791 (cgraph_decide_inlining): Ditto.
4792 (cgraph_decide_inlining_incrementally): Ditto.
4794 * opts.c (decode_options): Add support for running multiple times
4795 to allow functions with different target or optimization options
4796 than was specified on the command line.
4797 (fast_math_flags_struct_set_p): New function that is similar to
4798 fast_math_flags_set_p, except it uses the values in the
4799 cl_optimization structure instead of global variables.
4801 * optc-gen.awk: Add support for TargetSave to allow a back end to
4802 declare new fields that need to be saved when using function
4803 specific options. Include flags.h and target.h in the options.c
4804 source. Add support for Save to indicate which options can be set
4805 for individual functions. Generate cl_optimize_save,
4806 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
4807 cl_target_option_restore, cl_target_option_print functions to
4808 allow functions to use different optimization or target options.
4810 * opt-functions.awk (var_type_struct): Return the type used for
4811 storing the field in a structure.
4813 * opth-gen.awk: Add support for TargetSave to allow a back end to
4814 declare new fields that need to be saved when using function
4815 specific options. Add support for Save to indicate which options
4816 can be set for individual functions. Only generate one extern for
4817 Mask fields. Generate cl_optimization and cl_target_option
4818 structures to remember optimization and target options.
4820 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
4821 collecting new tree nodes.
4822 (TS_TARGET_OPTION): Ditto.
4824 * c-decl.c (merge_decls): Merge function specific target and
4825 optimization options.
4827 * function.c (invoke_set_current_function_hook): If the function
4828 uses different optimization options, change the global variables
4831 * coretypes.h (struct cl_optimization): Add forward reference.
4832 (struct cl_target_option): Ditto.
4834 * c-pragma.c (option_stack): New static vector to remember the
4835 current #pragma GCC option stack.
4836 (handle_pragma_option): New function to support #pragma GCC option
4837 to change target options.
4838 (optimize_stack): New static vector to remember the current
4839 #pragma GCC optimize stack.
4840 (handle_pragma_optimize): New function to support #pragma GCC
4841 optimize to change optimization options.
4842 (init_pragma): Add support for #pragma GCC optimize and #pragma
4845 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
4846 optimization options.
4847 (TARGET_OPTION_NODE): New tree code for remembering certain target
4850 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
4851 TARGET_OPTION_NODE trees.
4853 * common.opt (-O): Add Optimization flag.
4855 (-fmath-errno): Ditto.
4856 (-falign-functions): Add UInteger flag to make sure flag gets full
4857 int in cl_optimization structure.
4858 (-falign-jumps): Ditto.
4859 (-falign-labels): Ditto.
4860 (-falign-loops): Ditto.
4861 (-fsched-stalled-insns): Ditto.
4862 (-fsched-stalled-insns-dep): Ditto.
4864 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
4866 (TARGET_OPTION_SAVE): Ditto.
4867 (TARGET_OPTION_RESTORE): Ditto.
4868 (TARGET_OPTION_PRINT): Ditto.
4869 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
4870 (TARGET_CAN_INLINE_P): Ditto.
4871 (TARGET_INITIALIZER): Add new hooks.
4873 * tree-inline.c (tree_can_inline_p): New function to determine
4874 whether one function can inline another. Check if the functions
4875 use compatible optimization options, and also call the backend
4878 * tree-inline.h (tree_can_inline_p): Add declaration.
4880 * c-common.c (c_common_attribute): Add support for option and
4881 optimize attributes.
4882 (handle_option_attribute): Add support for the option attribute to
4883 allow the user to specify different target options for compiling a
4885 (handle_optimize_attribute): Add support for the optimize
4886 attribute to allow the user to specify different optimization
4887 options for compiling a specific function.
4888 (handle_hot_attribute): Turn on -O3 optimization for this one
4889 function if it isn't the default optimization level.
4890 (handle_cold_attribute): Turn on -Os optimization for this one
4891 function if it insn't the default optimization.
4892 (const_char_p): New const char * typedef.
4893 (optimize_args): New static vector to remember the optimization
4895 (parse_optimize_options): New function to set up the optimization
4896 arguments from either the optimize attribute or #pragma GCC optimize.
4898 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
4899 (builtin_define_std): Ditto.
4901 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
4902 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
4903 (x86_64-*-*): Ditto.
4905 * Makefile.in (TREE_H): Add options.h.
4906 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
4908 * doc/extend.texi (option attribute): Document new attribute.
4909 (optimize attribute): Ditto.
4910 (hot attribute): Document hot attribute sets -O3.
4911 (cold attribute): Document cold attribute sets -Os.
4912 (#pragma GCC option): Document new pragma.
4913 (#pragma GCC optimize): Ditto.
4915 * doc/options.texi (TargetSave): Document TargetSave syntax.
4916 (UInteger): Document UInteger must be used for certain flags.
4917 (Save): Document Save option to create target specific options
4918 that can be saved/restored on a function specific context.
4920 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
4921 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
4923 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
4924 (TARGET_OPTION_SAVE): Ditto.
4925 (TARGET_OPTION_RESTORE): Ditto.
4926 (TARGET_OPTION_PRINT): Ditto.
4927 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
4928 (TARGET_CAN_INLINE_P): Ditto.
4930 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
4932 (-mfpmath=both): Ditto.
4934 2008-07-23 Michael Meissner <gnu@the-meissners.org>
4935 Karthik Kumar <karthikkumar@gmail.com>
4937 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
4938 (TARGET_POPCNT): Ditto.
4939 (TARGET_SAHF): Ditto.
4940 (TARGET_AES): Ditto.
4941 (TARGET_PCLMUL): Ditto.
4942 (TARGET_CMPXCHG16B): Ditto.
4943 (TARGET_RECIP): Move switch into target_flags.
4944 (TARGET_FUSED_MADD): Ditto.
4945 (ix86_arch_features): Make an unsigned char type.
4946 (ix86_tune_features): Ditto.
4947 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
4948 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
4949 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
4951 * config/i386/i386.opt (arch): New TargetSave field to define
4952 fields that need to be saved for function specific option support.
4955 (branch_cost): Ditto.
4956 (ix86_isa_flags_explicit): Ditto.
4957 (tune_defaulted): Ditto.
4958 (arch_specified): Ditto.
4959 (-m128-long-double): Add Save flag to save option for target
4960 specific option support.
4962 (-maccumulate-outgoing-args): Ditto.
4963 (-malign-double): Ditto.
4964 (-malign-stringops): Ditto.
4965 (-mfancy-math-387): Ditto.
4966 (-mhard-float): Ditto.
4968 (-minline-all-stringops): Ditto.
4969 (-minline-stringops-dynamically): Ditto.
4970 (-mms-bitfields): Ditto.
4971 (-mno-align-stringops): Ditto.
4972 (-mno-fancy-math-387): Ditto.
4973 (-mno-push-args): Ditto.
4974 (-mno-red-zone): Ditto.
4975 (-mpush-args): Ditto.
4976 (-mred-zone): Ditto.
4978 (-msseregparm): Ditto.
4979 (-mstack-arg-probe): Ditto.
4994 (-mrecip): Move flag into target_flags.
4996 (-mno-fused-madd): Ditto.
4997 (-mfused-madd): Ditto.
4998 (-mabm): Move flag into ix86_isa_flags.
5005 * config/i386/i386-c.c: New file for #pragma support.
5006 (ix86_target_macros_internal): New function to #define or #undef
5007 target macros based when the user uses the #pragma GCC option to
5008 change target options.
5009 (ix86_pragma_option_parse): New function to add #pragma GCC option
5011 (ix86_target_macros): Move defining the target macros here from
5012 TARGET_CPU_CPP_BUILTINS in i386.h.
5013 (ix86_register_pragmas): Register the #pragma GCC option hook. If
5014 defined, initialize any subtarget #pragmas.
5016 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
5017 REGISTER_TARGET_PRAGMAS.
5019 * config/i386/t-i386: New file for x86 dependencies.
5020 (i386.o): Make dependencies mirror the include files used.
5021 (i386-c.o): New file, add dependencies.
5023 * config/i386/i386-protos.h (override_options): Add bool argument.
5024 (ix86_valid_option_attribute_tree): Add declaration.
5025 (ix86_target_macros): Ditto.
5026 (ix86_register_macros): Ditto.
5028 * config/i386/i386.c (ix86_tune_features): Move initialization of
5029 the target masks to initial_ix86_tune_features to allow functions
5030 to have different target options. Make type unsigned char,
5031 instead of unsigned int.
5032 (initial_ix86_tune_features): New static vector to hold processor
5033 masks for the tune variables.
5034 (ix86_arch_features): Move initialization of the target masks to
5035 initial_ix86_arch_features to allow functions to have different
5036 target options. Make type unsigned char, instead of unsigned int.
5037 (initial_ix86_arch_features): New static vector to hold processor
5038 masks for the arch variables.
5039 (enum ix86_function_specific_strings): New enum to describe the
5040 string options used for attribute((option(...))).
5041 (ix86_target_string): New function to return a string that
5042 describes the target options.
5043 (ix86_debug_options): New function to print the current options in
5045 (ix86_function_specific_save): New function hook to save the
5046 function specific global variables in the cl_target_option structure.
5047 (ix86_function_specific_restore): New function hook to restore the
5048 function specific variables from the cl_target_option structure to
5049 the global variables.
5050 (ix86_function_specific_print): New function hook to print the
5051 target specific options in the cl_target_option structure.
5052 (ix86_valid_option_attribute_p): New function hook to validate
5053 attribute((option(...))) arguments.
5054 (ix86_valid_option_attribute_tree): New function that is common
5055 code between attribute((option(...))) and #pragma GCC option
5056 support that parses the options and returns a tree holding the options.
5057 (ix86_valid_option_attribute_inner_p): New helper function for
5058 ix86_valid_option_attribute_tree.
5059 (ix86_can_inline_p): New function hook to decide if one function
5060 can inline another on a target specific basis.
5061 (ix86_set_current_function); New function hook to switch target
5062 options if the user used attribute((option(...))) or #pragma GCC
5064 (ix86_tune_defaulted): Move to static file scope from
5066 (ix86_arch_specified): Ditto.
5067 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
5069 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
5070 (OPTION_MASK_ISA_ABM_SET): Ditto.
5071 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
5072 (OPTION_MASK_ISA_CX16_SET): Ditto.
5073 (OPTION_MASK_ISA_SAHF_SET): Ditto.
5074 (OPTION_MASK_ISA_AES_UNSET): Ditto.
5075 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
5076 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
5077 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
5078 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
5079 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
5080 (struct ptt): Move to static file scope from override_options.
5081 (processor_target_table): Ditto.
5083 (ix86_handle_option): Add support for options that are now isa options.
5084 (override_options): Add support for declaring functions that
5085 support different target options than were specified on the
5086 command line. Move struct ptt, processor_target_table, cpu_names,
5087 ix86_tune_defaulted, ix86_arch_specified to static file scope.
5088 Add bool argument. Fix up error messages so the appropriate error
5089 is given for either command line or attribute.
5090 (ix86_previous_fndecl): New static to remember previous function
5091 declaration to see if we need to change target options.
5092 (ix86_builtins_isa): New array to record the ISA of each builtin
5094 (def_builtin): Always create the builtin function, even if the
5095 current ISA doesn't support it.
5096 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
5097 tests for those builtins.
5098 (ix86_init_builtins): Remove TARGET_MMX test for calling
5099 ix86_init_mmx_sse_builtins.
5100 (ix86_expand_builtin): If the current ISA doesn't support a given
5101 builtin, signal an error.
5102 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
5103 (TARGET_SET_CURRENT_FUNCTION): Ditto.
5104 (TARGET_OPTION_SAVE): Ditto.
5105 (TARGET_OPTION_RESTORE): Ditto.
5106 (TARGET_OPTION_PRINT): Ditto.
5107 (TARGET_CAN_INLINE_P): Ditto.
5109 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
5111 * c-typeck.c (build_external_ref): Don't call assemble_external.
5112 * final.c (output_operand): Call assemble_external.
5114 2008-07-21 DJ Delorie <dj@redhat.com>
5116 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
5117 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
5119 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5121 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
5122 original insn and splitter contents into ...
5123 ("*div<mode>3_fast"): ... this new pattern. Enable only if
5124 flag_unsafe_math_optimizations. Add dummy scratch register.
5125 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
5126 !flag_unsafe_math_optimizations. Returns number with next
5127 highest magnitude if this is still less or equal to the true
5128 quotient in magnitude.
5130 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
5132 * Makefile.in: Replace toplev.h with TOPLEV_H.
5133 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
5134 * c-lex.c (fe_file_change): Don't set in_system_header.
5135 * c-parser.c (c_token): Remove in_system_header.
5136 (c_lex_one_token): Don't set in_system_header.
5137 (c_parser_set_source_position_from_token): Don't set in_system_header.
5138 * diagnostic.c (diagnostic_report_diagnostic): Use location from
5141 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
5142 * flags.h (in_system_header): Remove.
5143 * function.c (saved_in_system_header): Remove.
5144 (push_cfun): Don't set in_system_header.
5145 (pop_cfun): Don't set in_system_header.
5146 (push_struct_function): Don't set in_system_header.
5147 * input.h (expanded_location): Add sysp.
5148 (in_system_header_at): New.
5149 (in_system_header): New.
5150 * toplev.c (in_system_header): Remove.
5151 * toplev.h: Include input.h
5153 * tree-cfg.c (execute_warn_function_return): Call warning_at.
5154 * tree-ssa.c (warn_uninit): Call warning_at.
5155 (warn_uninitialized_var): Update calls to warn_uninit.
5156 (warn_uninitialized_phi): Update calls to warn_uninit.
5157 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
5158 (expand_location): Initialize xloc.sysp.
5159 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
5160 (tree_decl_with_vis): Remove in_system_header_flag.
5162 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
5165 * recog.c (asm_operand_ok): Change the order of the extra
5166 memory constraint checks.
5168 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5171 * tree-switch-conversion.c (build_one_array): Call
5172 varpool_mark_needed_node and varpool_finalize_decl
5173 instead of assemble_variable.
5175 2008-07-19 Jan Hubicka <jh@suse.cz>
5177 * cgraph.c (cgraph_add_new_function): Do early local passes.
5178 * tree-nrv.c (gate_pass_return_slot): New gate.
5179 (pass_nrv): Add the gate.
5180 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
5182 (coalesce_ssa_name): Coalesce SSA names.
5183 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
5184 not optimizing so unused user vars remains visible.
5185 * common.opt (flag_tree_ter): Always enable by default.
5186 * tree-ssa-ter.c: Include flags.h
5187 (is_replaceable_p): Check that locations match; when aliasing is missing
5188 be conservative about loads.
5189 * tree-optimize.c (gate_init_datastructures): Remove.
5190 (pass_init_datastructures): New.
5191 * passes.c: Reorder passes so we always go into SSA.
5193 2008-07-19 Jan Hubicka <jh@suse.cz>
5195 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
5196 * doc/invoke.texi (--combine): Likewise.
5197 (-finline-functions-called-once): Update levels when enabled.
5198 (-funit-at-a-time): Document new behaviour.
5199 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
5200 -fno-section-anchors when disabled explicitly.
5201 (inline params): They are not ignored now.
5202 (precompiled headers): Remove unit-at-a-time as being incompatible.
5203 * opts.c (decode_options): Handle unit-at-a-time as alias;
5204 imply -fno-section-anchors when toplevel reorder is disabled
5206 * common.opt (ftoplevel-reorder): Set default value to 2.
5207 (funit-at-a-time): Set default value to 1.
5208 * config/rs6000/rs6000.c (optimization_options): Set section anchors
5211 2008-07-19 Jan Hubicka <jh@suse.cz>
5213 * builtins.c (expand_builtin_int_roundingfn,
5214 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
5217 2008-07-19 Richard Guenther <rguenther@suse.de>
5220 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
5221 * tree-ssa-sccvn.c (get_constant_value_id): New function.
5222 * tree-ssa-pre.c (get_expr_value_id): For newly created
5223 constant value-ids make sure to add the expression to its
5226 2008-07-19 Jakub Jelinek <jakub@redhat.com>
5229 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
5230 return value of the builtin is ignored.
5232 2008-07-19 Olivier Hainque <hainque@adacore.com>
5234 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
5235 bits, a C conformant malloc implementation has to provide.
5236 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
5238 2008-07-19 Joseph Myers <joseph@codesourcery.com>
5242 * reload.c (find_reloads_subreg_address): Only reload address if
5243 reloaded == 0, not for reloaded != 1.
5246 2008-07-16 Joseph Myers <joseph@codesourcery.com>
5247 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
5248 (m32c_legitimate_address_p): Handle "++rii" addresses created by
5249 m32c_legitimize_reload_address.
5251 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5252 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
5253 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
5255 2008-07-19 Olivier Hainque <hainque@adacore.com>
5257 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
5258 argument, saying whether nested array are to be collapsed
5259 into a single array type DIE with multiple subscripts.
5260 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
5261 issues, centralize the nested array types collapsing control and
5262 disable the transformation for Ada.
5264 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
5267 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
5269 (x86_64_shift_adj_2): New expander.
5270 (x86_64_shift_adj_3): Ditto.
5271 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
5272 to split TImode operands.
5273 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
5274 (ix86_split_lshr): Ditto.
5276 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
5278 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
5279 and __CHAR32_TYPE__.
5280 * c-typeck.c (digest_init): Support char16_t and char32_t.
5281 (set_nonincremental_init_from_string): Idem.
5283 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
5286 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
5287 PREFERRED_STACK_BOUNDARY.
5288 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5290 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
5293 * function.c (locate_and_pad_parm): Cap boundary earlier.
5295 2008-07-17 Julian Brown <julian@codesourcery.com>
5297 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
5298 no-op for targets which don't use DLLs.
5300 2008-07-17 Martin Jambor <mjambor@suse.cz>
5302 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
5303 that nodes are relevant by examining the node->analyzed flag.
5304 (ipcp_init_stage): Check which nodes are relevant, assert that the
5305 relevant ones are also required.
5306 (ipcp_propagate_stage): Check on the side arrays are properly
5308 (ipcp_print_all_jump_functions): Make sure not to touch any node
5309 that is not analyzed or an edge that does not have a corresponding
5310 entry in the on-the-side vectors.
5311 (ipcp_function_scale_print): Likewise.
5312 (ipcp_update_callgraph): Check that the node is relevant.
5313 (ipcp_insert_stage): Check that the node is relevant. Check there is
5314 an info for every node and edge.
5315 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
5316 (ipa_print_all_tree_maps): Likewise and a new variable info.
5317 (ipa_print_all_params_modified): Likewise.
5318 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
5320 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
5323 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
5325 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
5327 PR rtl-optimization/36753
5328 * fwprop.c (use_killed_between): Don't shortcut
5329 single-definition global registers.
5331 2008-07-16 Jan Hubicka <jh@suse.cz>
5333 * cgraph.h (varpool_empty_needed_queue): Declare.
5334 * cgraphunit.c (output_in_order): Mark all variables as needed;
5336 * varpool.c (varpool_assemble_node): Update debug queue.
5337 (varpool_assemble_pending_decls): Don't do it here.
5338 (varpool_empty_needed_queue): New function.
5340 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5342 * recog.c (peephole2_optimize): Fix formatting.
5344 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5346 * c-pch.c (get_ident): Avoid C++ keywords.
5347 * combine-stack-adj.c (single_set_for_csa): Likewise.
5348 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
5349 output_asm_insn): Likewise.
5350 * reload.c (push_secondary_reload, find_reusable_reload,
5351 push_reload, combine_reloads, find_reloads,
5352 debug_reload_to_stream): Likewise.
5353 * reload.h (struct reload): Likewise.
5354 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
5355 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
5356 emit_output_reload_insns): Likewise.
5357 * targhooks.c (default_secondary_reload): Likewise.
5358 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
5360 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5362 * recog.c (validate_change_1, validate_change,
5363 validate_unshare_change, validate_replace_rtx_1, struct
5364 funny_match, constrain_operands, peephole2_optimize): Avoid C++
5366 * reload.c (push_secondary_reload, secondary_reload_class,
5367 scratch_reload_class, find_valid_class, find_reusable_reload,
5368 push_reload, find_dummy_reload, find_reloads_address_1,
5369 find_reloads_address_part, find_equiv_reg): Likewise.
5370 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
5371 choose_reload_regs): Likewise.
5372 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
5374 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
5375 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5376 * sched-rgn.c (concat_INSN_LIST): Likewise.
5377 * stor-layout.c (mode_for_size, mode_for_size_tree,
5378 smallest_mode_for_size): Likewise.
5380 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5382 * cfg.c (dump_reg_info): Avoid C++ keywords.
5383 * dwarf2asm.c (dw2_force_const_mem,
5384 dw2_asm_output_encoded_addr_rtx): Likewise.
5385 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
5386 * expmed.c (expand_shift): Likewise.
5387 * global.c (find_reg): Likewise.
5388 * graph.c (draw_edge): Likewise.
5389 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
5390 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
5391 widen_clz, widen_bswap, expand_parity, expand_unop,
5392 emit_cmp_and_jump_insn_1): Likewise.
5393 * postreload.c (reload_cse_simplify_operands): Likewise.
5394 * ra.h (add_neighbor): Likewise.
5395 * reg-stack.c (remove_regno_note, change_stack): Likewise.
5396 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
5397 record_reg_classes, copy_cost, record_address_regs,
5398 invalid_mode_change_p): Likewise.
5399 * regrename.c (regrename_optimize, scan_rtx_reg,
5400 dump_def_use_chain, find_oldest_value_reg,
5401 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
5403 2008-07-16 David Edelsohn <edelsohn@gnu.org>
5405 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
5406 MASK_POWERPC64 for power4 in previous commit.
5408 2008-07-16 Olivier Hainque <hainque@adacore.com>
5410 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
5411 instead of bare conversion to cast const-ness away.
5413 2008-07-16 Anatoly Sokolov <aesok@post.ru>
5415 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
5416 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
5417 * config/xtensa/xtensa.c (xtensa_function_value): New function.
5418 (TARGET_FUNCTION_VALUE): Define.
5420 2008-07-16 David Edelsohn <edelsohn@gnu.org>
5422 * config/rs6000/rs6000.c (processor_target_table): Add
5423 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
5425 2008-07-16 Joseph Myers <joseph@codesourcery.com>
5428 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
5429 (m32c_legitimate_address_p): Handle "++rii" addresses created by
5430 m32c_legitimize_reload_address.
5432 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
5434 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
5435 DECL_IN_SYSTEM_HEADER in sync.
5437 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
5439 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
5440 * tree-ssa-pre.c (pre_expr_eq): Ditto
5441 (get_constant_for_value_id): Take a type as an argument.
5442 (fully_constant_expression): Pass in type.
5443 (find_or_generate_expression): Short circuit constant case.
5444 (create_expression_by_pieces): Remove special casing of
5446 (do_regular_insertion): Short circuit constant case.
5447 (do_partial_partial_insertion): Ditto.
5449 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5452 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
5454 2008-07-15 Bob Wilson <bob.wilson@acm.org>
5456 * config/xtensa/libgcc-xtensa.ver: New file.
5457 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
5459 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5461 * df-problems.c (df_set_note): Avoid C++ keywords.
5462 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
5463 * dse.c (record_store, remove_useless_values): Likewise.
5464 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
5465 gen_reg_rtx_offset, operand_subword, change_address_1,
5466 change_address, adjust_address_1, offset_address,
5467 widen_memory_access, emit_copy_of_insn_after): Likewise.
5468 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
5469 * fwprop.c (should_replace_address, propagate_rtx_1,
5470 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
5472 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
5473 gcse_emit_move_after, update_ld_motion_stores): Likewise.
5474 * lcm.c (compute_insert_delete, pre_edge_lcm,
5475 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
5476 * lower-subreg.c (resolve_reg_notes): Likewise.
5477 * mode-switching.c (optimize_mode_switching): Likewise.
5479 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5481 * bt-load.c (add_btr_def, migrate_btr_def,
5482 branch_target_load_optimize): Avoid C++ keywords.
5483 * caller-save.c (insert_restore, insert_save, insert_one_insn):
5485 * combine.c (subst, simplify_set, make_extraction,
5486 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
5487 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
5488 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
5490 2008-07-15 Richard Guenther <rguenther@suse.de>
5493 * c-common.c (strict_aliasing_warning): Do not warn for
5494 TYPE_REF_CAN_ALIAS_ALL pointers.
5495 (c_common_get_alias_set): may_alias types are not special.
5496 * tree.c (build_pointer_type_for_mode): Look up the may_alias
5497 attribute and set can_ref_all accordingly.
5498 (build_reference_type_for_mode): Likewise.
5499 * doc/extend.texi (may_alias): Clarify.
5501 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5504 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
5505 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
5507 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5510 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
5511 gcc_assert, instead call output_operand_lossage.
5513 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
5515 * builtins.c (std_canonical_va_list): Treat structure based
5518 2008-07-15 Ben Elliston <bje@au.ibm.com>
5520 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
5522 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
5524 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
5527 2008-07-14 Jan Hubicka <jh@suse.cz>
5529 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
5530 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
5531 fix predicates and constraints.
5532 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
5533 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
5535 2008-07-14 Doug Kwan <dougkwan@google.com>
5537 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
5538 additional option file arm/eabi.opt.
5539 * config/arm/eabi.h (File): New configuration file for EABI targets.
5540 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
5541 SUBSUBTARGET_EXTRA_SPECS.
5542 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
5543 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
5544 from STARTFILE_SPEC so that it can be referenced in an override.
5545 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
5546 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
5547 can be referenced in an override.
5548 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
5549 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
5550 so that it can be referenced in an override.
5551 (LINK_SPEC): Use BPABI_LINK_SPEC.
5552 * config/arm/eabi.opt (File): New.
5554 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5556 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
5557 (FIXED_VALUE_H): New variable.
5558 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
5559 input.h, fixed-value.h.
5560 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
5561 (BASIC_BLOCK_H): Use $(BITMAP_H).
5562 (FUNCTION_H): Add varray.h.
5563 (IPA_REFERENCE_H): Use $(BITMAP_H).
5564 (CGRAPH_H): Add $(BASIC_BLOCK_H).
5565 (DF_H): Use $(BITMAP_H).
5566 (GGC_H): Add statistics.h.
5568 (INSN_ATTR_H): Use it.
5569 (SYSTEM_H): Add safe-ctype.h, filenames.h.
5571 (SYMTAB_H): Add $(OBSTACK_H).
5572 (CPP_INTERNAL_H): New.
5573 (TREE_DUMP_H): Add tree-pass.h.
5574 (TREE_FLOW_H): Use $(BITMAP_H)
5575 (PRETTY_PRINT_H): Use $(INPUT_H).
5576 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
5579 (many object files): Fix lots of header dependencies throughout.
5581 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5583 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
5585 (s-gtyp-input): Use them to write tmp-gi.list.
5586 (echo_to_gi.list): Remove.
5588 2008-07-14 Richard Guenther <rguenther@suse.de>
5590 * tree-ssa-sccvn.c (pre_info): Remove.
5591 (switch_to_PRE_table): Likewise.
5592 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
5593 (set_hashtable_value_ids): Do not create value-ids for the
5595 (run_scc_vn): Remove double test. Remove bogus special-case
5596 in value-number printing.
5597 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
5598 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
5600 * tree-flow-inline.h (get_value_handle): Remove.
5601 * tree-flow.h (get_value_handle): Remove.
5603 2008-07-14 Martin Jambor <mjambor@suse.cz>
5605 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
5606 in which we generate arithmetics is not a subrange.
5608 2008-07-14 Martin Jambor <mjambor@suse.cz>
5610 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
5612 2008-07-14 Richard Guenther <rguenther@suse.de>
5614 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
5616 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
5619 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
5620 reload for symbol refs moved to r0 with -fPIC.
5621 (legitimize_pic_address): Use the target register as temporary
5623 (emit_symbolic_move): Adjust comment.
5624 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
5627 2008-07-14 Ben Elliston <bje@au.ibm.com>
5629 * c-common.h (C_CPP_HASHNODE): New macro.
5630 * coretypes.h (struct cpp_token): Forward declare.
5631 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5632 the context-sensitive keyword method.
5633 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
5634 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
5635 expand_bool_pixel): New.
5636 (altivec_categorize_keyword): New function.
5637 (init_vector_keywords): New function.
5638 (rs6000_macro_to_expand): Likewise.
5639 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
5640 compiling an ISO C dialect.
5642 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
5644 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
5645 (create_expression_by_pieces): Fix typo.
5646 (do_regular_insertion): Use debug counter here too.
5648 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
5651 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
5652 CONST_OK_FOR_LETTER_P. All port-local users changed.
5653 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
5654 implement Kp matching power-of-two.
5655 (CONSTRAINT_LEN): Define to match.
5656 * config/cris/cris.md: Replace all use of constraint K with Kc.
5657 ("*btst*): Use Kp for operand 0 of last alternative.
5659 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5662 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
5665 2008-07-13 Jan Hubicka <jh@suse.cz>
5667 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
5670 2008-07-13 Richard Guenther <rguenther@suse.de>
5673 * langhooks.c (lhd_print_error_function): Deal with recursive
5676 2008-07-12 Jan Hubicka <jh@suse.cz>
5678 * cgraph.c (assembler_name_hash): New static var.
5679 (hash_node_by_assembler_name, eq_assembler_name): New.
5680 (cgraph_node_for_asm): Use hashtable.
5681 (cgraph_remove_node): Maintain hashtable.
5682 (change_decl_assembler_name): Sanity check that names are not changing
5683 after aliasing was processed.
5684 * cgraph.h (varpoon_node): Add next GGC marker.
5685 * tree.c (decl_assembler_name_equal): Constify.
5686 (decl_assembler_name_hash): New.
5687 * tree.h (decl_assembler_name_equal): Constify.
5688 (decl_assembler_name_hash): Update.
5690 2008-07-12 David Daney <ddaney@avtrex.com>
5692 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5695 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
5697 * doc/md.texi: Document the MIPS "v" constraint.
5698 * config/mips/mips.h (reg_class): Revert last change.
5699 (REG_CLASS_NAMES): Likewise.
5700 (REG_CLASS_CONTENTS): Likewise.
5701 * config/mips/mips.c (mips_regno_to_class): Likewise.
5702 * config/mips/constraints.md (v): Likewise, but add documentation.
5703 Add a comment to say that this constraint should not be used in
5706 2008-07-11 DJ Delorie <dj@redhat.com>
5708 * config/h8300/h8300.md (length): Fix branch offset limit.
5710 2008-07-11 Anatoly Sokolov <aesok@post.ru>
5712 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
5713 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
5714 (avr_hard_regno_scratch_ok): New function.
5715 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
5716 * config/avr/avr.md (all peepholes that request a scratch register):
5717 Remove avr_peep2_scratch_safe use.
5719 2008-07-11 Tom Tromey <tromey@redhat.com>
5720 Ian Lance Taylor <iant@google.com>
5722 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
5723 (struct c_common_resword): Define.
5724 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
5725 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
5726 (c_common_reswords, num_c_common_reswords): Declare.
5727 * c-common.c (c_common_reswords): New global const array.
5728 (num_c_common_reswords): New const int.
5729 * c-parser.c (struct resword, reswords): Don't define.
5730 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
5731 (c_parse_init): Clarify mask code. Use c_common_reswords rather
5732 than reswords. If warning about C++ keywords, give them a special
5734 (c_lex_one_token): Warn about C++ keywords. Call
5735 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
5736 (c_parser_external_declaration): Look for RID_xxx rather than
5737 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
5738 (c_parser_statement_after_labels): Likewise.
5739 (c_parser_objc_class_instance_variables): Likewise.
5740 (c_parser_objc_class_declaration): Likewise.
5741 (c_parser_objc_try_catch_statement): Likewise.
5742 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
5743 (declspecs_add_type): Likewise.
5745 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
5747 * ggc-page.c (alloc_page):
5748 Substituting xmalloc, xcalloc with
5749 XNEWVEC and XCNEWVAR macros which add the
5752 2008-07-11 Richard Guenther <rguenther@suse.de>
5754 PR tree-optimization/36765
5755 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
5756 aliases from HEAP vars to SMTs.
5758 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5760 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
5761 * configure.ac (loose_warn): Move -Wc++-compat from here...
5762 (strict_warn): ...to here.
5763 * configure: Regenerate.
5765 2008-07-10 Joseph Myers <joseph@codesourcery.com>
5767 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
5768 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
5769 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
5770 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
5771 excluding more specific h8300-*-* and sh-*-* targets.
5773 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
5775 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
5777 (execute_pre): Call loop_optimizer_finalize in early exit.
5779 2008-07-10 Jakub Jelinek <jakub@redhat.com>
5782 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
5783 uids in the bitmap, not just VAR_DECL uids.
5785 PR rtl-optimization/36419
5786 * combine-stack-adj.c (adjust_frame_related_expr): New function.
5787 (combine_stack_adjustments_for_block): Call it if needed. Delete
5789 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
5790 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
5791 prologue sp adjustment.
5793 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
5796 * opts.c (print_ignored_options): Report postponed diagnostics for
5797 unknown -Wno-* options as warnings, not errors.
5798 (postpone_unknown_option_error): Renamed to...
5799 (postpone_unknown_option_warning): ... this.
5801 2008-07-09 Doug Kwan <dougkwan@google.com>
5804 2008-07-08 Doug Kwan <dougkwan@google.com>
5806 * config/arm/arm.opt (mandroid): New option.
5807 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
5808 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
5810 (CC1PLUS_SPEC): Same.
5812 (STARTFILE_SPEC): Same.
5813 (ENDFILE_SPEC): Same.
5814 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
5817 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
5820 * config/mips/mips.h (reg_class): Remove V1_REG.
5821 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5822 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
5824 (mips_get_tp): New function.
5825 (mips_legitimize_tls_address): Use it.
5826 * config/mips/constraints.md (v): Delete.
5827 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
5828 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
5829 After reload, split into a move and ...
5830 (*tls_get_tp_<mode>_split): ...this new instruction.
5832 2008-07-09 David Daney <ddaney@avtrex.com>
5834 * config/mips/driver-native.c: Include coretypes.h and tm.h.
5836 2008-07-09 Jakub Jelinek <jakub@redhat.com>
5838 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
5839 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
5841 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
5842 htab_delete should be called. Don't free c.
5843 (lookup_tmp_var): Create temp_htab lazily.
5844 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
5845 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
5847 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
5848 lower_omp_ordered, lower_omp_critical, lower_omp_for,
5849 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
5850 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
5851 * tree-sra.c (generate_element_init): Likewise.
5852 * tree-mudflap.c (execute_mudflap_function_ops,
5853 execute_mudflap_function_decls): Likewise.
5854 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
5855 * tree-gimple.h (struct gimplify_ctx): New type.
5856 (push_gimplify_context): Adjust prototype.
5858 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
5860 * tree-ssa-pre.c (phi_translate_1): Update placement of
5863 2008-07-09 Anatoly Sokolov <aesok@post.ru>
5865 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
5866 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
5867 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
5868 * targhooks.c (default_hard_regno_scratch_ok): New function.
5869 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
5870 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
5871 * recog.c: Include "target.h".
5872 (peep2_find_free_register): Add check for global regs. Add target
5874 * Makefile.in (recog.o): Depend on target.h.
5876 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
5878 * config/sh/sh.c (sh_canonical_va_list_type): New.
5879 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
5881 2008-07-09 Raksit Ashok <raksit@google.com>
5883 * doc/invoke.texi (Option Summary): Mention new option
5884 -Wdisallowed-function-list=...
5885 (Warning Options): Document -Wdisallowed-function-list=...
5886 * common.opt (Wdisallowed-function-list=): New flag.
5887 * flags.h (warn_disallowed_functions): External definition of new
5888 boolean warning flag.
5889 (warn_if_disallowed_function_p): Declare new function.
5890 * opts.c (warning_disallowed_functions): New static variable.
5891 (warn_disallowed_functions): New boolean warning flag.
5892 (warn_if_disallowed_function_p): New function.
5893 (add_comma_separated_to_vector): Rename
5894 add_instrument_functions_exclude_list to this.
5895 (common_handle_option): Handle new option. Rename calls to
5896 add_instrument_functions_exclude_list into calls to
5897 add_comma_separated_to_vector.
5898 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
5899 based on flag warn_disallowed_functions.
5901 2008-07-09 Christian Bruel <christian.bruel@st.com>
5903 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
5904 instead of get_attr_length.
5906 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5908 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
5910 * genemit.c (gen_insn): Likewise.
5911 * gengtype.c (note_def_vec): Likewise.
5912 * gengtype.h (note_def_vec): Likewise.
5913 * genoutput.c (struct data, output_insn_data, process_template,
5914 gen_expand, gen_split, note_constraint): Likewise.
5915 * genrecog.c (new_decision, add_to_sequence, factor_tests,
5916 make_insn_sequence): Likewise.
5917 * gensupport.c (record_insn_name): Likewise.
5919 2008-07-08 Doug Kwan <dougkwan@google.com>
5921 * config/arm/arm.opt (mandroid): New option.
5922 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
5923 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
5925 (CC1PLUS_SPEC): Same.
5927 (STARTFILE_SPEC): Same.
5928 (ENDFILE_SPEC): Same.
5929 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
5932 2008-07-08 Raksit Ashok <raksit@google.com>
5934 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
5935 (set_storage_via_setmem): Fix expected_align parameter.
5936 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
5937 missing from the list.
5938 * doc/md.texi (movmem): Explicitly state that expected alignment is
5939 to be expressed in bytes.
5940 (setmem): Explicitly state that expected alignment is to be expressed
5943 2008-07-08 Joseph Myers <joseph@codesourcery.com>
5945 * reload.c (find_reloads_subreg_address): Do not require validity
5946 of address in original mode before reloading address.
5948 2008-07-07 Tianwei Sheng <tianweis@google.com>
5950 * df-core.c (df_remove_problem): Adjust the access to avoid out of
5951 bounds array access.
5953 2008-07-08 Jakub Jelinek <jakub@redhat.com>
5955 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
5957 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
5959 Fix PR tree-optimization/23455
5960 Fix PR tree-optimization/35286
5961 Fix PR tree-optimization/35287
5962 * Makefile.in (OBJS-common): Remove tree-vn.o.
5963 (tree-vn.o): Remove.
5964 * dbgcnt.def: Add treepre_insert debug counter.
5965 * gcc/tree-flow.h (add_to_value): Updated for other changes.
5966 (debug_value_expressions): Ditto.
5967 (print_value_expressions): Ditto.
5968 * tree-pretty-print.c (dump_generic_node): Updated for
5969 VALUE_HANDLE removal.
5970 * tree-ssa-dom.c (record_equality): Ditto.
5971 (cprop_operand): Ditto.
5972 (lookup_avail_expr): Ditto.
5973 * tree-ssa-threadedge.c
5974 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
5975 (simplify_control_stmt_condition): Ditto.
5976 * tree.c (tree_code_size): Ditto.
5977 (tree_node_structure): Ditto.
5978 (iterative_hash_expr): Ditto.
5980 * tree.h (VALUE_HANDLE_ID): Ditto.
5981 (VALUE_HANDLE_EXPR_SET): Ditto.
5982 (struct tree_value_handle): Ditto.
5983 (union tree_node): Ditto.
5984 * treestruct.def: Ditto.
5985 * tree-vn.c: Removed.
5986 * tree-ssa-pre.c: Rewritten entirely.
5987 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
5988 (constant_value_ids): Ditto.
5989 (vn_nary_op_t): Moved to header.
5991 (vn_reference_op_t): Ditto
5992 (vn_reference_t): Ditto.
5993 (next_value_id): New variable.
5994 (VN_INFO): Add an assert.
5995 (vn_constant_eq): New function.
5996 (vn_constant_hash): Ditto.
5997 (get_or_alloc_constant_value_id): Ditto.
5998 (value_id_constant_p): Ditto.
5999 (vn_reference_compute_hash): De-staticify.
6000 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
6001 Disable some code with a FIXME. Remove VALUE_HANDLE use.
6002 (valueize_refs): Update opcode if it changes from ssa name to constant.
6003 (vn_reference_lookup_1): Add new argument.
6004 (vn_reference_lookup): Ditto.
6005 (vn_reference_lookup_pieces): New function.
6006 (vn_reference_insert): Add return type. Modify to deal with value ids.
6007 (vn_reference_insert_pieces): New function.
6008 (vn_nary_op_compute_hash): De-staticify.
6009 (vn_nary_op_eq): Ditto.
6010 (vn_nary_op_lookup_pieces): New function.
6011 (vn_nary_op_lookup): Add new argument.
6012 (vn_nary_op_insert_pieces): New function.
6013 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
6014 (vn_phi_insert): Ditto.
6015 (visit_unary_op): Update for callee changes.
6016 (visit_binary_op): Ditto.
6017 (visit_reference_op_load): Ditto.
6018 (visit_reference_op_store): Ditto.
6019 (init_scc_vn): Init next_value_id, constant_to_value_id and
6021 (free_scc_vn): Free them.
6022 (set_hashtable_value_ids): New function.
6023 (run_scc_vn): Use it.
6024 (get_max_value_id): New function.
6025 (get_next_value_id): Ditto.
6026 (expressions_equal_p): Moved from tree-vn.c
6027 (sort_vuses): Ditto.
6028 (sort_vuses_heap): Ditto.
6029 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
6031 * tree.c (iterative_hash_hashval_t): Made non-static
6032 * tree.h (iterative_hash_hashval_t): Declare it.
6034 2008-07-08 Martin Jambor <mjambor@suse.cz>
6036 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
6037 instead of ipa_create_node_params.
6038 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
6039 ipa_check_create_edge_args, free them with
6040 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
6042 * ipa-prop.c: Include flags.h and tree-inline.h.
6043 (ipa_node_params_vector): New variable.
6044 (ipa_edge_args_vector): New variable.
6045 (edge_removal_hook_holder): New variable.
6046 (node_removal_hook_holder): New variable.
6047 (edge_duplication_hook_holder): New variable.
6048 (node_duplication_hook_holder): New variable.
6049 (ipa_detect_param_modifications): Check for presence of modified flags.
6050 (ipa_compute_jump_functions): Check for presence of jump functions.
6051 (ipa_free_edge_args_substructures): New function.
6052 (ipa_create_node_params): Removed.
6053 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
6054 (ipa_free_node_params_substructures): New function.
6055 (ipa_free_all_node_params): Changed to deallocate the on-the-side
6057 (ipa_edge_removal_hook): New function.
6058 (ipa_node_removal_hook): New function.
6059 (duplicate_array): New function.
6060 (ipa_edge_duplication_hook): New function.
6061 (ipa_node_duplication_hook): New function.
6062 (ipa_register_cgraph_hooks): New function.
6063 (ipa_unregister_cgraph_hooks): New function.
6064 (free_all_ipa_structures_after_ipa_cp): New function.
6066 * ipa-prop.h: Include vec.h.
6067 (ipa_node_params_t): New typedef with vector types for it.
6068 (ipa_edge_args_t): New typedef with vector types for it.
6069 (IPA_NODE_REF): Changed to access an on-the-side vector.
6070 (IPA_EDGE_REF): Changed to access an on-the-side vector.
6071 (ipa_check_create_node_params): New function.
6072 (ipa_check_create_edge_args): New function.
6074 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
6077 2008-07-07 Tom Tromey <tromey@redhat.com>
6079 * configure, config.in: Rebuilt.
6080 * configure.ac: Don't check for scandir or alphasort.
6082 2008-07-07 Joseph Myers <joseph@codesourcery.com>
6084 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
6085 types immediately after creating them.
6087 2008-07-07 Joseph Myers <joseph@codesourcery.com>
6089 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
6091 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
6093 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
6094 dump_constraint_graph.
6095 (dump_constraint_edge): New function.
6096 (dump_constraint_graph): New function.
6097 (debug_constraint_graph): New function.
6098 (dump_constraint): Removed useless comparison.
6099 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
6100 (dump_constraint_graph): Declare.
6101 (debug_constraint_graph): Declare.
6102 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
6104 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
6106 * config/i386/i386.c (is_va_list_char_pointer): New.
6107 (ix86_va_start): Replace compare with ms_va_list_type_node
6108 by is_va_list_char_pointer.
6109 (ix86_gimplify_va_arg): Likewise.
6111 2008-07-07 Martin Jambor <mjambor@suse.cz>
6113 * cgraph.c (cgraph_edge_max_uid): New variable.
6114 (struct cgraph_edge_hook_list): New type.
6115 (struct cgraph_node_hook_list): New type.
6116 (struct cgraph_2edge_hook_list): New type.
6117 (struct cgraph_2node_hook_list): New type.
6118 (first_cgraph_edge_removal_hook): New variable.
6119 (first_cgraph_node_removal_hook): New variable.
6120 (first_cgraph_edge_duplicated_hook): New variable.
6121 (first_cgraph_node_duplicated_hook): New variable.
6122 (cgraph_add_edge_removal_hook): New function.
6123 (cgraph_remove_edge_removal_hook): New function.
6124 (cgraph_call_edge_removal_hooks): New function.
6125 (cgraph_add_node_removal_hook): New function.
6126 (cgraph_remove_node_removal_hook): New function.
6127 (cgraph_call_node_removal_hooks): New function.
6128 (cgraph_add_edge_duplication_hook): New function.
6129 (cgraph_remove_edge_duplication_hook): New function.
6130 (cgraph_call_edge_duplication_hooks): New function.
6131 (cgraph_add_node_duplication_hook): New function.
6132 (cgraph_remove_node_duplication_hook): New function.
6133 (cgraph_call_node_duplication_hooks): New function.
6134 (cgraph_create_edge): Assign to edge uid.
6135 (cgraph_remove_edge): Call edge removal hooks.
6136 (cgraph_node_remove_callees): Call edge removal hooks.
6137 (cgraph_node_remove_callers): Call edge removal hooks.
6138 (cgraph_remove_node): Call node removal hooks.
6139 (cgraph_clone_edge): Call edge duplication hooks.
6140 (cgraph_clone_node): Call node duplication hooks.
6142 * cgraph.h (cgraph_edge): New field uid.
6143 (cgraph_edge_hook): New type.
6144 (cgraph_node_hook): New type.
6145 (cgraph_2edge_hook): New type.
6146 (cgraph_2node_hook): New type.
6148 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
6150 * config.in: Regenerate.
6152 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
6154 * gcc.c (print_sysroot): New.
6155 (option_map, display_help, process_command): Handle the
6156 -print-sysroot option.
6157 (main): Print the sysroot if requested.
6158 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
6160 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6163 * unwind-pe.h (size_of_encoded_value): add attribute unused.
6165 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
6167 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
6168 (assign_parm_setup_block_p): Also check mode of entry_parm.
6170 2008-07-07 Richard Guenther <rguenther@suse.de>
6172 * tree-ssa-structalias.h (set_used_smts): Remove.
6173 * tree-ssa-structalias.c (used_smts): Likewise.
6174 (set_used_smts): Likewise.
6175 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
6176 call to set_used_smts.
6178 2008-07-07 Richard Guenther <rguenther@suse.de>
6180 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
6181 (new_var_info): Set it to false.
6182 (solution_set_add): Correctly handle pointers outside a var and
6184 (type_safe): Treat variables with is_full_var properly.
6185 (do_sd_constraint): Likewise.
6186 (do_ds_constraint): Likewise.
6187 (process_constraint): Remove zeroing offset for !use_field_sensitive.
6188 (get_constraint_for_ptr_offset): New function.
6189 (get_constraint_for_component_ref): For addresses at least include
6190 the last field of the variable. Handle is_full_vars properly.
6191 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
6192 (handle_ptr_arith): Remove.
6193 (find_func_aliases): Simplify assignment handling.
6194 (create_function_info_for): For parameter and result varinfos set
6196 (create_variable_info_for): Set is_full_var flag whenever we
6197 just created a single varinfo for a decl.
6198 (init_alias_vars): Initialize use_field_sensitive from
6199 max-fields-for-field-sensitive parameter.
6201 2008-07-07 Richard Guenther <rguenther@suse.de>
6203 PR tree-optimization/36713
6204 * tree-flow-inline.h (is_call_used): New function.
6205 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
6206 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
6207 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
6209 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6211 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
6213 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
6215 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
6217 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6218 Nathan Sidwell <nathan@codesourcery.com>
6220 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
6221 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
6223 * config/m68k/t-linux: New.
6224 * doc/install.texi: Document m68k-*-linux is now multilibbed by
6227 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
6229 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
6230 * config/m68k/m68k-devices.def: Remove multilibs that only differ
6233 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6235 * gcc.c (execute): Fix -Wc++-compat warning.
6237 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
6240 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
6241 constant for little endian.
6243 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
6245 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
6246 mips_base_mips16 instead of TARGET_MIPS16.
6247 (mips_base_mips16): Declare.
6248 * config/mips/mips.c (mips_base_mips16): Make global.
6249 (was_mips16_p): Remove GTY marker.
6250 (was_mips16_pch_p): New variable.
6251 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
6252 (mips_override_options): Force to non-MIPS16 mode initially.
6253 Do not complain about MIPS16 PIC incompatibilities here.
6254 Only allow -mgpopt if -mexplicit-relocs is in force for
6257 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
6259 * configure.ac: Check for caddr_t, define to char * if not defined.
6260 * configure: Regenerate.
6261 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
6262 (mmap_gt_pch_use_address): Likewise.
6263 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
6265 2008-07-06 Richard Guenther <rguenther@suse.de>
6267 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
6268 (new_var_info): Deal with it.
6269 (solution_set_add): Likewise.
6270 (bitpos_of_field): Make signed, fix.
6271 (struct fieldoff): Remove type and decl fields. Make size field
6272 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
6274 (fieldoff_compare): Deal with it.
6275 (push_fields_onto_fieldstack): Remove has_union argument, glob
6276 adjacent non-pointer fields together.
6277 (create_function_info_for): Do not set has_union.
6278 (create_variable_info_for): Simplify.
6280 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
6282 * config.gcc (extra_headers): Add cross-stdarg.h for target
6283 x86_64-*-* and i?86-*-*.
6284 * config/i386/cross-stdarg.h: New.
6285 * builtins.c (std_fn_abi_va_list): New.
6286 (std_canonical_va_list_type): New.
6287 (stabilize_va_list): Replace va_list_type_node use by
6288 mtarget.canonical_va_list_type.
6289 (gimplify_va_arg_expr): Likewise.
6290 (expand_builtin_va_copy): Replace va_list_type_node use by
6291 mtarget.fn_abi_va_list.
6292 * tree-sra.c (is_va_list_type): New helper.
6293 (decl_can_be_decomposed_p): Replace
6294 va_list_type_node use by is_va_list_type.
6295 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
6296 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6297 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
6298 * config/i386/i386-protos.h (ix86_get_valist_type): New.
6299 (ix86_enum_va_list): New.
6300 * config/i386/i386.c (sysv_va_list_type_node): New.
6301 (ms_va_list_type_node): New.
6302 (ix86_function_type_abi): Remove sorry.
6303 (ix86_build_builtin_va_list_abi): New.
6304 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
6306 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
6307 (ix86_init_builtins_va_builtins_abi): New.
6308 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
6310 (ix86_handle_abi_attribute): New.
6311 (attribute_spec): Add sysv_abi and ms_abi.
6312 (ix86_fn_abi_va_list): New.
6313 (ix86_canonical_va_list_type): New.
6314 (ix86_enum_va_list): New.
6315 (TARGET_FN_ABI_VA_LIST): New.
6316 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6317 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
6318 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
6319 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6320 (TARGET_ENUM_VA_LIST): New.
6321 * expr.h (std_fn_abi_va_list): New.
6322 (std_canonical_va_list_type): New.
6323 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
6324 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6325 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
6326 TARGET_CANONICAL_VA_LIST_TYPE.
6327 * target.h (struct gcc_target): Add fn_abi_va_list hook
6328 and canonical_va_list_type hook.
6330 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6332 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
6333 integral and pointer types.
6335 2008-07-04 Roger Sayle <roger@eyesopen.com>
6337 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
6338 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
6340 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
6343 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
6345 2008-07-04 Jakub Jelinek <jakub@redhat.com>
6347 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
6348 build_gimple_modify_stmt.
6349 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
6350 gimple operand. Use fold_build* instead of build*.
6352 2008-07-04 Richard Guenther <rguenther@suse.de>
6354 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
6355 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
6356 properly to compute the reachability set if we do field-sensitive PTA.
6357 * invoke.texi (max-fields-for-field-sensitive): Document default.
6358 * opts.c (decode_options): Set max-fields-for-field-sensitive to
6359 100 for optimize >= 2.
6361 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6363 * ggc-zone.c (lookup_page_table_if_allocated,
6364 set_page_table_entry, zone_find_object_size, alloc_small_page,
6365 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
6366 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
6367 -Wc++-compat and/or -Wcast-qual warnings.
6369 2008-07-04 Alan Modra <amodra@bigpond.net.au>
6372 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
6373 pic_offset_table_rtx to be marked as used here.
6374 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
6375 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
6376 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
6377 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
6380 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6382 * alloc-pool.c (hash_descriptor, eq_descriptor,
6383 alloc_pool_descriptor): Fix -Wc++-compat warnings.
6384 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
6386 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
6387 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
6388 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
6389 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
6392 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
6394 * tree-flow.h (loop_only_exit_p): Declare.
6395 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
6396 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
6397 the number of iterations if it is constant. Otherwise, if this is the
6398 only possible exit of the loop, use the conservative estimate on the
6399 number of iterations of the entire loop if available.
6401 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
6403 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
6404 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
6405 Add synchronization functions.
6406 * config/sync.c: New file.
6407 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
6408 (LIBGCC_SYNC_CFLAGS): Likewise.
6410 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
6413 * config/i386/i386.md (mode): Add TF to "mode" attribute.
6414 (*pushtf_sse): New insn pattern.
6415 (pushtf splitters): New splitters.
6417 2008-07-03 Michael Meissner <gnu@the-meissners.org>
6420 * predict.c (build_predict_expr): Use void_type_node for the tree
6421 type, instead of NULL_TREE.
6423 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
6425 * config/i386/i386.c (contains_aligned_value_p): Return true
6427 (ix86_data_alignment): Align TCmode to 128bits.
6428 (ix86_local_alignment): Likewise.
6430 2008-07-03 Andrew Haley <aph@redhat.com>
6433 * vec.h (VEC_TA): New.
6434 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
6435 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
6436 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
6437 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
6438 (C_COMMON_FIXED_TYPES): Remove first arg.
6439 (C_COMMON_FIXED_MODE_TYPES): Likewise.
6440 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
6441 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
6442 not to use empty macro arguments.
6444 2008-07-02 Joseph Myers <joseph@codesourcery.com>
6446 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
6447 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
6448 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
6449 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
6450 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
6451 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
6452 config/ia64/crtn.asm, config/m68hc11/larith.asm,
6453 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
6454 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
6455 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
6456 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
6457 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
6458 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
6459 config/rs6000/e500crtres64gpr.asm,
6460 config/rs6000/e500crtres64gprctr.asm,
6461 config/rs6000/e500crtrest32gpr.asm,
6462 config/rs6000/e500crtrest64gpr.asm,
6463 config/rs6000/e500crtresx32gpr.asm,
6464 config/rs6000/e500crtresx64gpr.asm,
6465 config/rs6000/e500crtsav32gpr.asm,
6466 config/rs6000/e500crtsav64gpr.asm,
6467 config/rs6000/e500crtsav64gprctr.asm,
6468 config/rs6000/e500crtsavg32gpr.asm,
6469 config/rs6000/e500crtsavg64gpr.asm,
6470 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
6471 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
6472 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
6473 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
6474 config/sparc/sol2-cn.asm: Remove .file directives.
6476 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
6478 * resource.c (mark_referenced_resources): Look inside
6479 UNSPEC_VOLATILEs and ASM_INPUTs.
6481 2008-07-02 Ian Lance Taylor <iant@google.com>
6483 * rtlanal.c (add_reg_note): New function.
6484 * rtl.h (add_reg_note): Declare.
6485 * auto-inc-dec.c (attempt_change): Use add_reg_note.
6486 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
6487 * builtins.c (expand_builtin_longjmp): Likewise.
6488 (expand_builtin_nonlocal_goto): Likewise.
6489 * calls.c (emit_call_1, expand_call): Likewise.
6490 * cfgexpand.c (add_reg_br_prob_note): Likewise.
6491 * cfglayout.c (fixup_reorder_chain): Likewise.
6492 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
6493 (commit_one_edge_insertion): Likewise.
6494 * combine.c (move_deaths, distribute_notes): Likewise.
6495 * df-problems.c (df_set_note): Likewise.
6496 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
6497 (set_unique_reg_note): Likewise.
6498 (emit_copy_of_insn_after): Likewise.
6499 * expr.c (expand_expr_real): Likewise.
6500 * gcse.c (add_label_notes): Likewise.
6501 * haifa-sched.c (create_check_block_twin): Likewise.
6502 * jump.c (mark_jump_label_1): Likewise.
6503 * loop-doloop.c (add_test, doloop_modify): Likewise.
6504 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6505 * lower-subreg.c (move_eh_region_note): Likewise.
6506 * optabs.c (emit_libcall_block): Likewise.
6507 * predict.c (predict_insn): Likewise.
6508 (combine_predictions_for_insn): Likewise.
6509 * recog.c (peephole2_optimize): Likewise.
6510 * regmove.c (try_auto_increment): Likewise.
6511 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
6512 * reload.c (find_reloads): Likewise.
6513 * reload1.c (fixup_eh_region_note): Likewise.
6514 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
6515 * reorg.c (delete_prior_computation): Likewise.
6516 (delete_computation, dbr_schedule): Likewise.
6517 * config/pa/pa.c (legitimize_pic_address): Likewise.
6518 * config/sh/sh.c (sh_reorg): Likewise.
6520 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
6523 * config/libgcc-glibc.ver: Add %exclude.
6524 * config/m32r/libgcc-glibc.ver: Likwise.
6525 * config/s390/libgcc-glibc.ver: Likwise.
6526 * config/sh/libgcc-glibc.ver: Likwise.
6527 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
6529 * config/i386/libgcc-glibc.ver: New.
6531 * config/i386/libgcc-x86_64-glibc.ver: Removed.
6533 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
6535 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
6536 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
6537 i[34567]86-*-linux*, x86_64-*-linux*. Add
6538 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
6539 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
6540 x86_64-*-linux*. Add i386/t-linux to tmake_file for
6541 i[34567]86-*-linux*, x86_64-*-linux*.
6543 * libgcc-std.ver: Add empty GCC_4.4.0.
6545 * mkmap-symver.awk: Support multiple versions per symbol.
6547 * config/i386/i386.c (ix86_init_builtins): Always define
6548 __builtin_fabsq and __builtin_copysignq with fallbacks.
6549 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
6550 and __builtin_copysignq if SSE2 isn't available.
6552 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
6553 (LIBGCC2_TF_CEXT): Likwise.
6556 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
6558 * config/i386/sfp-machine.h: Moved to libgcc.
6560 * config/i386/sfp-machine.h: New.
6561 * config/i386/t-linux: Likwise.
6563 * config/i386/t-darwin: Remove softfp_wrap_start and
6565 * config/i386/t-darwin64: Likewise.
6567 * config/i386/t-fprules-softfp64: Renamed to ...
6568 * config/i386/t-fprules-softfp: This.
6570 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
6571 and softfp_wrap_end.
6573 2008-07-02 Jason Merrill <jason@redhat.com>
6575 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
6577 * tree.c (ctor_to_list): New fn.
6578 * tree.h: Declare it.
6579 (CONSTRUCTOR_ELT): New macro.
6580 (CONSTRUCTOR_NELTS): New macro.
6582 2008-07-02 Richard Guenther <rguenther@suse.de>
6584 * tree-ssa-structalias.c (struct variable_info): Reorder
6585 to fill padding on 64bit hosts. Make collapsed_to an int.
6586 (get_varinfo_fc): Deal with that.
6587 (new_var_info): Likewise.
6588 (collapse_rest_of_var): Likewise.
6590 2008-07-02 Joshua Sumali <jsumali@redhat.com>
6592 * doc/install.texi (--enable-java-home): Document.
6593 (--enable-aot-compile-rpm): Likewise.
6594 (--with-arch-directory): Likewise.
6595 (--with-os-directory): Likewise.
6596 (--with-origin-name): Likewise.
6597 (--with-arch-suffix): Likewise.
6598 (--with-jvm-root-dir): Likewise.
6599 (--with-jvm-jar-dir): Likewise.
6600 (--with-python-dir): Likewise.
6602 2008-07-02 Richard Guenther <rguenther@suse.de>
6604 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
6605 from decls explicitly. Merge operand checking from tuples.
6607 2008-07-02 Martin Jambor <mjambor@suse.cz>
6609 * tree-switch-conversion.c: Included timevar.h which I forgot before.
6611 2008-07-02 Martin Jambor <mjambor@suse.cz>
6613 * tree-switch-conversion.c: Included timevar.h
6614 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
6616 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
6618 2008-07-02 Martin Jambor <mjambor@suse.cz>
6620 * tree-switch-conversion.c: Corrected various comments and
6622 (build_constructors): Fixed minor formatting mistakes.
6624 * invoke.texi (Optimize Options): Corrected the
6625 switch-conversion-max-branch-ratio parameter.
6627 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
6629 * final.c (asm_insn_count): Return zero for an empty asm body.
6631 2008-07-02 Richard Guenther <rguenther@suse.de>
6633 * bitmap.h (bitmap_set_bit): Return bool.
6634 (bitmap_clear_bit): Likewise.
6635 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
6636 write to the bitmap if it would.
6637 (bitmap_clear_bit): Likewise.
6638 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
6639 bitmap_set_bit return value.
6640 (add_pred_graph_edge): Likewise.
6641 (add_graph_edge): Likewise.
6642 (do_sd_constraint): Likewise.
6643 (do_ds_constraint): Likewise.
6645 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6647 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
6648 Fix -Wc++-compat and/or -Wcast-qual warnings.
6649 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
6650 gen_regparm_prefix): Likewise.
6651 * vmsdbgout.c (write_modbeg, lookup_filename,
6652 vmsdbgout_source_line, vmsdbgout_init): Likewise.
6654 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
6656 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
6657 defaults.h definition apply.
6659 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6661 * function.c (assign_parm_remove_parallels): New.
6662 (assign_parm_setup_block_p): Do not return true for non-BLKmode
6664 (assign_parm_setup_block): Do not handle them.
6665 (assign_parm_setup_reg, assign_parm_setup_stack): Call
6666 assign_parm_remove_parallels.
6668 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6670 * c-typeck.c (convert_for_assignment): Use
6671 vector_targets_convertible_p.
6672 * c-common.c (vector_targets_convertible_p): New.
6673 * c-common.h (vector_targets_convertible_p): New prototype.
6674 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
6675 opaque_p_V2SI_type_node.
6677 2008-07-01 Steve Ellcey <sje@cup.hp.com>
6679 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
6682 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
6684 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
6685 TFmode constants via two element DImode vector for hosts with
6686 HOST_BITS_PER_WIDE_INT < 64.
6687 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
6688 also for HOST_BITS_PER_WIDE_INT < 64.
6690 2008-07-01 Richard Guenther <rguenther@suse.de>
6692 PR tree-optimization/36666
6693 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
6694 (get_constraint_exp_from_ssa_var): Split into ...
6695 (get_constraint_exp_for_temp): ... this ...
6696 (get_constraint_for_ssa_var): ... and that.
6697 Return constraint expressions for all touched sub-fields
6698 if the results address is not taken.
6699 (process_constraint): Remove assertion that aggregate
6700 assignments do not happen at this place.
6701 (get_constraint_for_component_ref): Add address_p argument.
6702 Return constraint expressions for all touched sub-fields
6703 if the results address is not taken.
6704 (do_deref): Use get_constraint_exp_for_temp.
6705 (get_constraint_for_1): Rename from ...
6706 (get_constraint_for): ... this. Add the old function as wrapper.
6707 (do_structure_copy): Use get_constraint_for_1.
6709 2008-07-01 Martin Jambor <mjambor@suse.cz>
6711 * Makefile.in (tree-switch-conversion.o): Add.
6712 (OBJS-common): Add tree-swtch-conversion.o.
6713 * passes.c (init_optimization_passes): Add pass_convert_switch.
6714 * tree-pass.h: (pass_convert_switch): Add.
6715 * tree-switch-conversion.c: New file.
6716 * gcc.dg/tree-ssa/cswtch.c: New testcase.
6717 * common.opt (ftree-cswtch): New option.
6718 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
6719 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
6720 * opts.c (decode_options): Set flag_tree_switch_conversion when
6721 optimization level is >= 2.
6722 * doc/invoke.texi (Optimize Options): Added description of
6723 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
6725 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6727 * config/darwin-driver.c (darwin_default_min_version): Fix
6728 -Wc++-compat warnings.
6730 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
6732 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
6735 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6737 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
6739 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6741 PR rtl-optimization/34744
6742 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
6743 (df_scan_free_internal): Free data structures not
6744 allocated in storage pools.
6745 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
6746 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
6747 df_scan_free_mws_vec.
6748 * dse.c (dse_step6): Free offset_map_p and offset_map_n
6751 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
6753 * config/i386/i386.c (contains_aligned_value_p): Return true
6755 (ix86_function_arg_boundary): Return its natural boundary
6757 (return_in_memory_32): Don't check TDmode.
6758 (ix86_split_to_parts): Support splitting into 4 parts and
6759 support TFmode for 32bit target.
6760 (ix86_split_long_move): Support splitting into 4 parts.
6761 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
6763 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
6764 (ix86_init_builtins): Here.
6765 (ix86_scalar_mode_supported_p): Always return true for TFmode.
6766 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
6767 'q' and 'w', respectively.
6769 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
6771 (movtf_internal): Likewise.
6772 (<code>tf2): Likewise.
6773 (*absnegtf2_sse): Likewise.
6774 (copysign<mode>3): Likewise.
6775 (copysign<mode>3_const): Likewise.
6776 (copysign<mode>3_var): Likewise.
6777 (define_split UNSPEC_COPYSIGN): Likewise.
6778 * config/i386/sse.md (*nandtf3): Likewise.
6779 (<code>tf3): Likewise.
6780 (*<code>tf3): Likewise.
6782 2008-06-30 Joey Ye <joey.ye@intel.com>
6783 H.J. Lu <hongjiu.lu@intel.com>
6785 * global.c (compute_regsets): Set frame_pointer_needed here.
6786 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
6788 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6790 * doc/install.texi (specific): Expand Windows build notes.
6792 2008-06-30 Ira Rosen <irar@il.ibm.com>
6794 PR tree-optimization/36648
6795 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
6796 number of prolog iterations by step. Fix the comment.
6798 2008-06-30 Richard Guenther <rguenther@suse.de>
6801 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
6802 handle calls from ECF_MALLOC functions.
6803 (handle_pure_call): ECF_MALLOC functions do not return
6805 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
6807 2008-06-29 Andreas Schwab <schwab@suse.de>
6809 * config/m68k/m68k.c (print_operand): Always print a float
6811 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
6812 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
6815 * config/rs6000/x-linux64: Remove never used file.
6817 2008-06-29 Richard Guenther <rguenther@suse.de>
6819 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
6821 (struct alias_info): Move ...
6822 * tree-ssa-alias.c: ... here.
6823 (update_alias_info): Declare.
6824 (compute_may_aliases): Call it.
6825 (update_alias_info): New function.
6826 * tree-ssa-structalias.c (update_alias_info): Move ...
6827 * tree-ssa-alias.c (update_alias_info_1): ... here.
6828 * tree-ssa-structalias.c (process_constraint_1): Remove
6829 unused from_call argument. Rename to ...
6830 (process_constraint): ... this. Delete old wrapper.
6831 (make_constraint_to): Adjust callers.
6832 (handle_const_call): Likewise.
6833 (handle_pure_call): Likewise.
6834 (init_base_vars): Likewise.
6835 (handle_lhs_call): Likewise. Remove unnecessary constraint.
6836 (find_func_aliases): We don't need structure copies for
6838 (make_constraint_from_anything): Remove.
6839 (create_variable_info_for): For globals make constraints
6840 from escaped, not from anything.
6841 (compute_points_to_sets): Do not call update_alias_info.
6842 (ipa_pta_execute): Use make_constraint_from.
6844 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6846 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
6847 (bitmap.o-warn, dominance.o-warn): New.
6848 * configure.ac (cxx_compat_warn): Delete.
6849 (loose_warn): Add -Wcast-qual and -Wc++-compat.
6850 * system.h: Remove #pragma diagnostic for -Wcast-qual and
6852 * configure: Regenerate.
6854 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
6857 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6859 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
6860 * df-scan.c (df_notes_rescan): Likewise.
6861 * ggc-page.c (set_page_table_entry): Likewise.
6862 * intl.c (gcc_gettext_width): Likewise.
6863 * varasm.c (get_unnamed_section, get_noswitch_section,
6864 get_section): Likewise.
6866 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
6868 * regrename.c (build_def_use): Don't copy RTX.
6870 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
6872 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
6873 (Type Attributes): Fix nesting of @table and @subsection. Adjust
6874 punctuation. Use @ref instead of @xref.
6875 (Function Names): Remove stray @display/@end display.
6876 (C++ Attributes): Use @ref instead of @xref.
6877 (Deprecated Features): Fix punctuation around @xref.
6878 (Backwards Compatibility): Likewise.
6879 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
6881 2008-06-28 Joseph Myers <joseph@codesourcery.com>
6883 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
6884 constants for E500 double.
6886 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6888 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
6889 element type of const_vector.
6891 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
6893 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
6894 Remove FLAGS_REG clobber from expander pattern.
6895 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
6896 (anddi3, andsi3, andhi3, andqi3): Ditto.
6897 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
6898 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
6899 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
6900 (ashlsi3, ashlhi3, ashlqi3): Ditto.
6901 (ashrsi3, ashrhi3, ashrqi3): Ditto.
6902 (lshrsi3, lshrhi3, lshrqi3): Ditto.
6903 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
6904 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
6906 2008-06-28 Richard Guenther <rguenther@suse.de>
6908 * tree-ssa-structalias.c (callused_id, var_callused,
6909 callused_tree): Add.
6910 (handle_pure_call): New function.
6911 (find_func_aliases): Call it.
6912 (find_what_p_points_to): Handle the call-used set.
6913 (clobber_what_escaped): Likewise.
6914 (compute_call_used_vars): New function.
6915 (init_base_vars): Init the call-used variable.
6916 (do_sd_constraint): Do not propagate the solution from CALLUSED
6917 but use CALLUSED as a placeholder.
6918 (solve_graph): Likewise.
6919 * tree-flow-inline.h (gimple_call_used_vars): New function.
6920 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
6921 (compute_call_used_vars): Declare.
6922 * tree-ssa-alias.c (set_initial_properties): Call
6923 compute_call_used_vars.
6924 (reset_alias_info): Clear call-used variables.
6925 (add_call_clobber_ops): Assert we are not called for const/pure
6926 functions. Remove handling of them.
6927 (add_call_read_ops): Handle pure functions by adding the
6928 call-used set of variables as VUSEs.
6929 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
6930 (delete_tree_ssa): Free it.
6931 * tree-dfa.c (remove_referenced_var): Clear the var from the
6934 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
6936 * tree.c (build_varargs_function_type_list): New.
6937 (build_function_type_list_1): New.
6938 (build_function_type_list): Use build_function_type_list_1.
6939 * tree.h (build_varargs_function_type_list): New.
6941 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6944 * config/spu/spu.c (spu_builtin_splats): Do not generate
6945 invalid CONST_VECTOR expressions.
6946 (spu_expand_vector_init): Likewise.
6948 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
6950 * optabs.c (libfunc_decls): New variable.
6951 (libfunc_decl_hash, libfunc_decl_eq): New functions.
6952 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
6953 for the same function twice.
6955 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
6957 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
6958 ix86_expand_binary_operator directly.
6959 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
6961 (*ashrti3_1): Ditto.
6962 (*lshrti3_1): Ditto.
6963 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
6964 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
6965 using only one splitter. Conditionaly execute splitter before or
6966 after peephole2 pass.
6967 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
6968 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
6969 Use only one alternative in asm template.
6970 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
6972 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
6973 "J" operand constraint for operand 2.
6974 (*ashldi3_cconly_rex64): Ditto.
6975 (*ashrdi3_cmp_rex64): Ditto.
6976 (*ashrdi3_cconly_rex64): Ditto.
6977 (*lshrdi3_cmp_rex64): Ditto.
6978 (*lshrdi3_cconly_rex64): Ditto.
6979 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
6980 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
6981 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
6984 2008-06-27 Jakub Jelinek <jakub@redhat.com>
6986 * gimplify.c (omp_is_private): Don't return true if decl is not
6987 already private on #pragma omp for or #pragma omp parallel for.
6990 * tree-cfg.c (struct move_stmt_d): Replace block field with
6991 orig_block and new_block fields.
6992 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
6993 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
6994 (move_block_to_fn): Replace vars_map and new_label_map arguments
6995 with struct move_stmt_d pointer.
6996 (replace_block_vars_by_duplicates): New function.
6997 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
6998 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
6999 all subblocks of ORIG_BLOCK to the new function. Call
7000 replace_block_vars_by_duplicates.
7001 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
7002 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
7003 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
7004 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
7005 (expand_omp): Temporarily set input_location to the location of
7006 region's controlling stmt.
7007 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
7008 BIND_EXPR, push ctx->block_vars and gimplification vars into
7009 the BIND_EXPR and its block's BLOCK_VARS instead of directly
7011 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
7012 there are any BLOCK_VARS.
7013 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
7014 OMP_PARALLEL or OMP_TASK stmt.
7015 (lower_omp): Save and restore input_location around the lower_omp_1
7018 2008-06-27 Richard Guenther <rguenther@suse.de>
7020 PR tree-optimization/36400
7021 PR tree-optimization/36373
7022 PR tree-optimization/36344
7023 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
7024 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
7025 (update_alias_info): Remove call clobbering code.
7026 (make_constraint_to): New helper function.
7027 (make_escape_constraint): Likewise.
7028 (handle_rhs_call): Use it on all pointer containing arguments.
7029 Also mark the static chain escaped.
7030 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
7031 instead of ANYTHING.
7032 (make_constraint_from): New helper split out from ...
7033 (make_constraint_from_anything): ... here.
7034 (find_func_aliases): Add constraints for escape sites.
7035 (intra_create_variable_infos): Make constraints from NONLOCAL
7037 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
7039 (clobber_what_p_points_to): Remove.
7040 (clobber_what_escaped): New function.
7041 (init_base_vars): Init NONLOCAL and ESCAPED.
7042 (do_sd_constraint): Do not propagate the solution from ESCAPED
7043 but use ESCAPED as a placeholder.
7044 (solve_graph): Likewise.
7045 * tree-flow.h (clobber_what_p_points_to): Remove.
7046 (clobber_what_escaped): Declare.
7047 * tree-ssa-alias.c (set_initial_properties): Call it.
7048 Remove code clobbering escaped pointers.
7050 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
7052 * function.c (allocate_struct_function): Only allocate a unique
7053 funcdef_no if the decl is nonzero.
7055 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
7057 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
7058 * config/mips/mips.c (mips_split_const_insns): New function.
7059 * config/mips/mips.md (move_type): New attribute.
7060 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
7061 (dword_mode): New attribute.
7062 (type): Avoid long line. Map "move_type"s to "type"s,
7063 choosing "multi" for doubleword moves if appropriate.
7064 Swap MTC/MFC comments to match their declaration order.
7065 (extended_mips16): Default to "yes" if "move_type" is "sll0",
7066 "type" is "branch" or "jal" is "direct".
7067 (length): Handle "extended_mips16" first. Make the default
7068 "0" for "ghost" instructions. Set the length from "move_type".
7069 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
7070 of "type", with "sll0" for the register alternative. Remove the
7071 "extended_mips16" attribute.
7072 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
7073 of "type", with "shift_shift" for the register alternative.
7074 Remove the "length" attribute.
7075 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
7076 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
7077 of "type", with "andi" for the register alternative.
7078 (*zero_extendqihi2): Likewise.
7079 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
7080 of "andi" instead of a "type" of "arith".
7081 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
7083 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
7084 (mov_<store>r, *mov<mode>_ra): Likewise.
7085 (extendsidi2): Use "move_type" instead of "type", with "move"
7086 for the register alternative.
7087 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
7088 of "type", with "signext" for the register alternative.
7089 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
7090 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
7091 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
7092 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
7093 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
7094 (unnamed branch insn): Likewise.
7095 (*movdi_gp32_fp64): Fold into...
7096 (*movdi_32bit): ...here.
7097 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
7098 (*movdf_hardfloat): ...this new pattern.
7099 (*movdf_softfloat): Remove redundant FPR alternatives.
7100 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
7101 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
7102 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
7103 the "move" attribute.
7104 (*movdi_32bit): Use "move_type" instead of "type" and remove the
7105 "length" attribute. Use "fpload" and "fpstore" instead of "load"
7106 and "store" for COP loads and stores.
7107 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
7108 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
7109 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
7110 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
7111 (*movtf_mips16, *movv2sf): Likewise.
7112 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
7113 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
7114 (mfhc1<mode>): Use "move_type" instead of "move".
7115 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
7116 (loadgp_blockage): Remove the "length" attribute.
7117 (blockage, set_got_version, update_got_version): Likewise.
7118 (call_internal): Remove the "extended_mips16" attribute.
7119 (call_value_internal, call_value_multiple_internal): Likewise.
7120 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
7122 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
7123 the "length" attribute.
7125 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7127 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
7128 -Wcast-qual warnings.
7129 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
7130 handle_pragma_pop_macro): Likewise.
7131 * collect2.c (resolve_lib_name): Likewise.
7132 * config/arc/arc.c (arc_init): Likewise.
7133 * config/arm/arm.c (neon_builtin_compare,
7134 locate_neon_builtin_icode): Likewise.
7135 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
7136 * config/bfin/bfin.c (bfin_init_machine_status,
7137 bfin_optimize_loop): Likewise.
7138 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
7139 * config/cris/cris.c (cris_init_expanders): Likewise.
7140 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
7141 * config/darwin.c (machopic_indirection_eq,
7142 machopic_indirection_name, machopic_output_indirection): Likewise.
7143 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
7144 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
7145 frv_optimize_membar): Likewise.
7146 * config/i386/cygwin.h (mingw_scan,
7147 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
7148 * config/i386/cygwin1.c (mingw_scan): Likewise.
7149 * config/i386/i386.c (machopic_output_stub): Likewise.
7150 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
7151 i386_pe_unique_section): Likewise.
7152 * config/ia64/ia64.c (ia64_init_machine_status,
7153 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
7155 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
7156 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
7157 * config/m68k/m68k.c (m68k_handle_option,
7158 m68k_sched_md_init_global): Likewise.
7159 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
7160 mcore_unique_section): Likewise.
7161 * config/mips/mips.c (mips_block_move_straight,
7162 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
7164 * config/mmix/mmix.c (mmix_init_machine_status,
7165 mmix_encode_section_info): Likewise.
7166 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
7167 * config/rs6000/rs6000.c (rs6000_init_machine_status,
7168 print_operand_address, output_toc, redefine_groups,
7169 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
7170 * config/s390/s390.c (s390_init_machine_status): Likewise.
7171 * config/score/score.c (score_block_move_straight,
7172 score_block_move_loop_body): Likewise.
7173 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
7174 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
7175 * emit-rtl.c (find_auto_inc): Likewise.
7176 * gcc.c (translate_options, process_command): Likewise.
7177 * reorg.c (dbr_schedule): Likewise.
7178 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
7179 * xcoffout.c (xcoffout_declare_function): Likewise.
7181 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
7183 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
7184 ipa-pta working again.
7186 2008-06-27 David Edelsohn <edelsohn@gnu.org>
7188 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
7191 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
7193 * config.gcc (powerpc*-*-*): Add new core e500mc.
7194 * config/rs6000/e500mc.md: New file.
7195 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7197 (rs6000_override_options): Add e500mc case to
7198 processor_target_table. Altivec and Spe options not allowed
7199 with e500mc. Add isel instruction to e500mc by
7200 default. Initialize rs6000_cost for e500mc.
7201 (rs6000_issue_rate): Set issue rate for e500mc.
7202 * config/rs6000/rs6000.h (processor_type): Add
7203 PROCESSOR_PPCE500MC.
7204 (ASM_CPU_SPEC): Add e500mc.
7205 Set TARGET_ISEL to rs6000_isel.
7206 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
7207 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
7208 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
7210 * doc/invoke.texi: Add e500mc to list of cpus.
7212 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7215 * c-lex.c (lex_charconst): Initialize unsignedp.
7217 2008-06-27 Olivier Hainque <hainque@adacore.com>
7219 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
7220 documented assumptions.
7222 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
7224 * dwarf2out.c: Remove trailing white spaces. Break long line
7227 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
7229 * libfuncs.h (LTI_synchronize): New libfunc_index.
7230 (synchronize_libfunc): Declare.
7231 * builtins.c (expand_builtin_synchronize): Consider using
7232 synchronize_libfunc before falling back on an asm blockage.
7233 * config/mips/mips.c: Include libfuncs.h
7234 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
7236 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
7238 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
7239 parameter. Copy stack_reg to r11 where appropriate.
7240 (no_global_regs_above): Add gpr parameter.
7241 (rs6000_stack_info): Only add padding for SPE save area if we
7242 are saving SPE GPRs and CR.
7243 (saveres_routine_syms): New variable.
7244 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
7246 (rs6000_savres_routine_sym): New function.
7247 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
7249 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
7250 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
7251 Tweak FPR out-of-line saving.
7252 (rs6000_make_savres_rtx): New function.
7253 (rs6000_use_multiple_p): New function.
7254 (rs6000_savres_strategy): New function.
7255 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
7256 out-of-line if appropriate.
7257 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
7258 if we are optimizing for size.
7259 (GP_SAVE_INLINE): Define.
7260 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
7261 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
7262 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
7263 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
7264 (*save_fpregs_<mode>): Add use of r11.
7265 (*restore_gpregs_<mode>): New insn.
7266 (*return_and_restore_gpregs_<mode>): New insn.
7267 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
7269 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
7270 (*restore_gpregs_spe): New insn.
7271 (*return_and_restore_gpregs_spe): New insn.
7272 * config/rs6000/predicates.md (save_world_operation): Fix check.
7274 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
7276 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
7277 this point, so assert that.
7279 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
7281 * cfganal.c: Include vec.h and vecprim.h.
7282 (compute_idf): Import from...
7283 * tree-into-ssa (compute_idf): ...here.
7284 * basic-block.h (compute_idf): Export.
7286 2008-06-26 Joseph Myers <joseph@codesourcery.com>
7288 * c-decl.c (merge_decls): Use !current_function_decl to check for
7289 extern declaration of C99 inline function being at file scope.
7291 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
7293 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
7295 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7297 * alias.c (record_alias_subset, init_alias_analysis): Fix
7298 -Wc++-compat and/or -Wcast-qual warnings.
7299 * attribs.c (lookup_attribute_spec): Likewise.
7300 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
7301 copy_bb, connect_traces,
7302 find_rarely_executed_basic_blocks_and_cr): Likewise.
7303 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
7304 note_btr_set, migrate_btr_defs): Likewise.
7305 * builtins.c (result_vector, expand_builtin_memcpy,
7306 expand_builtin_mempcpy_args, expand_builtin_strncpy,
7307 builtin_memset_read_str, expand_builtin_printf,
7308 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
7310 * caller-save.c (mark_set_regs): Likewise.
7311 * calls.c (expand_call, emit_library_call_value_1): Likewise.
7312 * cgraph.c (cgraph_edge): Likewise.
7313 * combine.c (likely_spilled_retval_1): Likewise.
7314 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
7315 htab_counts_entry_del, get_coverage_counts): Likewise.
7316 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
7317 new_cselib_val): Likewise.
7318 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
7319 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
7321 * df-core.c (df_compact_blocks): Likewise.
7322 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
7323 * df-scan.c (df_grow_reg_info, df_ref_create,
7324 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
7325 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
7326 df_record_entry_block_defs, df_record_exit_block_uses,
7327 df_bb_verify): Likewise.
7328 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
7329 DF_REF_EXTRACT_MODE_CONST): New.
7330 * dominance.c (get_immediate_dominator, get_dominated_by,
7331 nearest_common_dominator, root_of_dom_tree,
7332 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
7333 -Wc++-compat and/or -Wcast-qual warnings.
7334 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
7335 record_store, replace_read, check_mem_read_rtx, scan_insn,
7336 dse_step1, dse_record_singleton_alias_set): Likewise.
7337 * dwarf2asm.c (dw2_force_const_mem): Likewise.
7339 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7341 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
7342 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
7343 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
7344 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
7345 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
7346 add_ranges_num, add_ranges_by_labels, file_info_cmp,
7347 file_name_acquire, output_file_names, add_const_value_attribute,
7348 premark_used_types_helper, file_table_eq, file_table_hash,
7349 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
7350 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
7351 -Wcast-qual warnings.
7352 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
7353 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
7354 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
7355 gen_reg_rtx, start_sequence, init_emit): Likewise.
7356 * et-forest.c (et_new_occ, et_new_tree): Likewise.
7357 * except.c (init_eh_for_function, gen_eh_region,
7358 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
7359 arh_to_landing_pad, arh_to_label, add_action_record,
7360 add_call_site, switch_to_exception_section): Likewise.
7361 * expmed.c (synth_mult): Likewise.
7362 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
7363 store_expr): Likewise.
7364 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
7366 * function.c (assign_stack_temp_for_type,
7367 allocate_struct_function, match_asm_constraints_1): Likewise.
7368 * gcov-io.c (gcov_allocate): Likewise.
7369 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
7370 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
7371 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
7372 record_one_set, insert_expr_in_table, insert_set_in_table,
7373 dump_hash_table, compute_hash_table_work, alloc_hash_table,
7374 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
7375 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
7376 -Wcast-qual warnings.
7378 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7380 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
7381 -Wcast-qual warnings.
7382 * gcc.c (process_command): Likewise.
7383 * genattrtab.c (oballoc): Use XOBNEW.
7384 (oballocvec): Define.
7385 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
7386 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
7387 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
7388 -Wc++-compat and/or -Wcast-qual warnings.
7389 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
7390 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
7391 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
7392 gen_presence_absence_set, gen_automaton, gen_regexp_el,
7393 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
7394 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
7395 add_excls, process_presence_absence_names,
7396 process_presence_absence_patterns, add_presence_absence,
7397 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
7398 get_free_state, add_arc, get_free_automata_list_el,
7399 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
7400 transform_3, cache_presence, create_ainsns, create_automata,
7401 create_state_ainsn_table, dfa_insn_code_enlarge,
7402 output_trans_func, output_min_issue_delay_func,
7403 output_dead_lock_func, output_reset_func,
7404 output_get_cpu_unit_code_func, output_dfa_start_func,
7405 expand_automata): Likewise.
7406 * genextract.c (gen_insn): Likewise.
7407 * gengtype-lex.l: Likewise.
7408 * gengtype.c (read_input_list, adjust_field_type,
7409 process_gc_options): Likewise.
7410 * genoutput.c (note_constraint): Likewise.
7411 * genpreds.c (mangle, add_constraint): Likewise.
7412 * genrecog.c (process_define_predicate, new_decision,
7413 add_to_sequence): Likewise.
7414 * gensupport.c (record_insn_name): Likewise.
7416 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7418 * config/i386/driver-i386.c (detect_caches_amd,
7419 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
7420 and/or -Wcast-qual warnings.
7421 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
7422 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
7423 gt_pch_save): Likewise.
7424 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
7425 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
7426 * global.c (compute_regsets): Likewise.
7427 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
7428 finish_graph_dump_file): Likewise.
7429 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
7430 unlink_bb_notes): Likewise.
7431 * integrate.c (get_hard_reg_initial_val): Likewise.
7432 * ipa-prop.c (ipa_push_func_to_list): Likewise.
7433 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
7434 * local-alloc.c (update_equiv_regs): Likewise.
7435 * loop-invariant.c (check_invariant_table_size,
7436 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
7438 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
7439 altered_reg_used, mark_altered): Likewise.
7440 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
7441 insert_var_expansion_initialization,
7442 combine_var_copies_in_loop_exit, apply_opt_in_copies,
7443 release_var_copies): Likewise.
7444 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
7445 analyze_matrix_decl, add_allocation_site, analyze_transpose,
7446 analyze_accesses_for_phi_node, check_var_notmodified_p,
7447 check_allocation_function, find_sites_in_func,
7448 record_all_accesses_in_func, transform_access_sites,
7449 transform_allocation_sites): Likewise.
7450 * omp-low.c (new_omp_region, create_omp_child_function_name,
7451 check_omp_nesting_restrictions, check_combined_parallel,
7452 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
7453 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
7454 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7455 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
7457 * opts-common.c (prune_options): Likewise.
7458 * opts.c (add_input_filename, print_filtered_help,
7459 get_option_state): Likewise.
7460 * params.c (add_params): Likewise.
7461 * passes.c (set_pass_for_id, next_pass_1,
7462 do_per_function_toporder, pass_fini_dump_file): Likewise.
7463 * postreload.c (reload_cse_simplify_operands): Likewise.
7464 * predict.c (tree_predicted_by_p, tree_predict_edge,
7465 clear_bb_predictions, combine_predictions_for_bb): Likewise.
7467 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7469 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
7471 * recog.c (check_asm_operands, validate_change_1): Likewise.
7472 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
7473 subst_asm_stack_regs): Likewise.
7474 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
7475 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
7476 * regmove.c (reg_is_remote_constant_p): Likewise.
7477 * regrename.c (regrename_optimize, scan_rtx_reg,
7478 kill_clobbered_value, kill_set_value, kill_autoinc_value):
7480 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
7481 regstat_compute_calls_crossed): Likewise.
7482 * reload1.c (init_reload, new_insn_chain,
7483 has_nonexceptional_receiver, reload, copy_reloads,
7484 calculate_needs_all_insns, init_elim_table): Likewise.
7485 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
7486 * rtl.c (shallow_copy_rtx_stat): Likewise.
7487 * rtlanal.c (parms_set): Likewise.
7488 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
7489 sbitmap_resize, sbitmap_vector_alloc): Likewise.
7490 * sched-ebb.c (earliest_block_with_similiar_load,
7491 add_deps_for_risky_insns): Likewise.
7492 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
7493 schedule_region): Likewise.
7494 * see.c (eq_descriptor_pre_extension,
7495 hash_descriptor_pre_extension, hash_del_pre_extension,
7496 eq_descriptor_properties, hash_descriptor_properties,
7497 hash_del_properties, see_seek_pre_extension_expr,
7498 see_initialize_data_structures, see_print_register_properties,
7499 see_print_pre_extension_expr, see_delete_merged_def_extension,
7500 see_delete_unmerged_def_extension, see_emit_use_extension,
7501 see_pre_delete_extension, see_map_extension, see_commit_changes,
7502 see_analyze_merged_def_local_prop,
7503 see_analyze_merged_def_local_prop,
7504 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
7505 see_set_prop_merged_def, see_set_prop_unmerged_def,
7506 see_set_prop_unmerged_use, see_print_one_extension,
7507 see_merge_one_use_extension, see_merge_one_def_extension,
7508 see_store_reference_and_extension, see_update_uses_relevancy,
7509 see_update_defs_relevancy): Likewise.
7510 * statistics.c (hash_statistics_hash, hash_statistics_eq,
7511 hash_statistics_free, curr_statistics_hash): Likewise.
7512 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
7513 expand_asm_operands, expand_return, case_bit_test_cmp,
7514 expand_case): Likewise.
7515 * stor-layout.c (start_record_layout): Likewise.
7516 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
7517 gt_pch_save_stringpool): Likewise.
7518 * tree-data-ref.c (hash_stmt_vertex_info,
7519 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
7520 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
7522 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
7525 * config/i386/i386.md : Change constraints of HImode and QImode
7526 immediate operands from "i" to "n". Change SImode "ni" constraint to
7527 "i" and SImode "rmi" constraint to "g". Remove all constraints
7528 from const0_operand and const1_operand predicated operands.
7529 (i): Change QImode and HImode attribute from "i" to "n".
7530 (*subqi_2): Change HImode operands to QImode.
7533 2008-06-25 Olivier Hainque <hainque@adacore.com>
7535 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
7538 2008-06-25 Richard Guenther <rguenther@suse.de>
7540 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
7541 not overflow the result type.
7543 2008-06-25 Richard Guenther <rguenther@suse.de>
7545 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
7546 (vn_lookup): Likewise.
7548 2008-06-25 Richard Guenther <rguenther@suse.de>
7550 PR tree-optimization/35518
7551 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
7552 * tree-sra.c (instantiate_element): Use fold_build3 to build
7554 (try_instantiate_multiple_fields): Likewise.
7556 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7558 * config/rs6000/rs6000.md: Change all string instruction's clobber to
7561 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7563 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
7564 use_backchain_to_restore_sp to true
7565 if the offset of the link register save area would go over the 32k - 1
7566 offset limit of the load
7569 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
7571 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
7572 anchor for the type-punning blurb. Cross-reference "Structures
7573 unions enumerations and bit-fields implementation". Provide a
7574 cast-through-pointer example. Make final sentence self-contained.
7575 * doc/implement-c.texi (Structures unions enumerations and
7576 bit-fields implementation): Cross-reference the type-punning blurb
7577 in the -fstrict-aliasing documentation.
7579 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7582 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
7583 the memory instead of the memory itself for the save area.
7585 2008-06-24 Olivier Hainque <hainque@adacore.com>
7586 Nicolas Roche <roche@adacore.com>
7588 * gengtype.c (srcdir_len): size_t instead of int.
7589 (get_file_realbasename): New function. For F a filename, the real
7590 basename of F, with all the path components stripped.
7591 (get_file_srcdir_relative_path): New function. For F a filename, the
7592 relative path to F from $(srcdir).
7593 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
7594 get_file_realbasename. Adjust the head comment.
7595 (get_prefix_langdir_index): New function. For F a filename, return the
7596 lang_dir_names[] relative index of the language directory that is
7598 (get_file_langdir): For F a filename, return the name of the language
7599 directory where F is located.
7600 (get_file_gtfilename): New function. The gt- output file name for an
7602 (get_output_file_with_visibility): Replace in-line computations with
7603 uses of get_file_gtfilename and get_prefix_langdir_index.
7604 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
7606 2008-06-24 Jakub Jelinek <jakub@redhat.com>
7608 PR tree-optimization/36504
7609 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
7610 references without base address.
7612 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
7615 * calls.c (expand_call): Increase alignment for recursive functions.
7617 2008-06-23 Anatoly Sokolov <aesok@post.ru>
7619 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
7620 (TARGET_FUNCTION_VALUE): New define.
7621 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
7622 * config/avr/avr.h (FUNCTION_VALUE): Remove.
7624 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
7626 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
7627 (fmod<mode>3): Ditto.
7628 (remainderxf3): Ditto.
7629 (remainder<mode>3): Ditto.
7631 2008-06-23 Jakub Jelinek <jakub@redhat.com>
7634 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
7635 REG is a hard register.
7637 PR tree-optimization/36508
7638 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
7639 499, don't check it at all in release compilers.
7641 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
7643 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
7644 together with SSE_TARGET_MATH to disable insn pattern.
7645 (*fop_<MODEF:mode>_2_i387): Ditto.
7646 (*fop_<MODEF:mode>_3_i387): Ditto.
7648 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
7650 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
7652 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7655 * gimplify.c (gimplify_asm_expr): Check the return code of
7656 parse_output_constraint call, set function return and is_inout
7659 2008-06-22 Ian Lance Taylor <iant@google.com>
7661 * c-lex.c (narrowest_unsigned_type): Change itk to int.
7662 (narrowest_signed_type): Likewise.
7663 * c-typeck.c (c_common_type): Change local variable mclass to enum
7665 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
7666 tcc_comparison, not the tree code itself.
7667 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
7668 (c_expand_expr): Cast modifier to enum expand_modifier.
7669 * c-common.h (C_RID_CODE): Add casts.
7670 (C_SET_RID_CODE): Define.
7671 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
7672 (c_lex_one_token): Add cast to avoid warning.
7673 (c_parser_objc_type_name): Rename local typename to type_name.
7674 (check_no_duplicate_clause): Change code parameter to enum
7676 (c_parser_omp_var_list_parens): Change kind parameter to enum
7678 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
7679 c_parser_omp_list_var_parens.
7680 (c_parser_omp_threadprivate): Likewise.
7681 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
7682 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
7683 * c-format.c (NO_FMT): Define.
7684 (printf_length_specs): Use NO_FMT.
7685 (asm_fprintf_length_specs): Likewise.
7686 (gcc_diag_length_specs): Likewise.
7687 (scanf_length_specs): Likewise.
7688 (strfmon_length_specs): Likewise.
7689 (gcc_gfc_length_specs): Likewise.
7690 (printf_flag_specs): Change 0 to STD_C89.
7691 (asm_fprintf_flag_specs): Likewise.
7692 (gcc_diag_flag_specs): Likewise.
7693 (gcc_cxxdiag_flag_specs): Likewise.
7694 (scanf_flag_specs): Likewise.
7695 (strftime_flag_specs): Likewise.
7696 (strfmon_flag_specs): Likewise.
7697 (print_char_table): Likewise.
7698 (asm_fprintf_char_table): Likewise.
7699 (gcc_diag_char_table): Likewise.
7700 (gcc_tdiag_char_table): Likewise.
7701 (gcc_cdiag_char_table): Likewise.
7702 (gcc_cxxdiag_char_table): Likewise.
7703 (gcc_gfc_char_table): Likewise.
7704 (scan_char_table): Likewise.
7705 (time_char_table): Likewis.
7706 (monetary_char_table): Likewise.
7707 * c-format.h (BADLEN): Likewise.
7709 2008-06-21 Ian Lance Taylor <iant@google.com>
7711 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
7712 Define END_OF_BASE_TREE_CODES around inclusion.
7713 * tree.c (tree_code_type): New global array.
7714 (tree_code_length, tree_code_name): Likewise.
7715 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
7717 (all-tree.def, s-alltree): New targets.
7718 (gencheck.h, s-gencheck): Remove.
7719 (tree.o): Depend upon all-tree.def.
7720 (build/gencheck.o): Remove gencheck.h dependency.
7721 (mostlyclean): Don't remove gencheck.h.
7722 * c-common.h (enum c_tree_code): Remove.
7723 * c-lang.c (tree_code_type): Remove.
7724 (tree_code_length, tree_code_name): Remove.
7725 * gencheck.c (tree_codes): Include all-tree.def, rather than
7726 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
7728 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
7730 * cp/cp-tree.h (enum cplus_tree_code): Remove.
7731 (operator_name_info): Size to MAX_TREE_CODES.
7732 (assignment_operator_name_info): Likewise.
7733 * cp/cp-lang.c (tree_code_type): Remove.
7734 (tree_code_length, tree_code_name): Remove.
7735 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
7736 (assignment_operator_name_info): Likewise.
7737 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
7739 * cp/mangle.c (write_expression): Likewise.
7740 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
7741 * fortran/f95-lang.c (tree_code_type): Remove.
7742 (tree_code_length, tree_code_name): Remove.
7743 * java/java-tree.h (enum java_tree_code): Remove.
7744 * java/lang.c (tree_code_type): Remove.
7745 (tree_code_length, tree_code_name): Remove.
7746 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
7747 * objc/objc-act.h (enum objc_tree_code): Remove.
7748 * objc/objc-lang.c (tree_code_type): Remove.
7749 (tree_code_length, tree_code_name): Remove.
7750 * objcp/objcp-lang.c (tree_code_type): Remove.
7751 (tree_code_length, tree_code_name): Remove.
7752 * ada/ada-tree.h (enum gnat_tree_code): Remove.
7753 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
7754 * ada/misc.c (tree_code_type): Remove.
7755 (tree_code_length, tree_code_name): Remove.
7757 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
7759 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
7760 the grand_bitmap_obstack.
7762 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7764 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
7765 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
7766 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
7767 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
7768 move_stmt_r, new_label_mapper): Likewise.
7769 * tree-complex.c (cvc_lookup): Likewise.
7770 * tree-dfa.c (create_function_ann): Likewise.
7771 * tree-dump.c (dump_register): Likewise.
7772 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
7773 find_phi_replacement_condition): Likewise.
7774 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
7775 tree_function_versioning): Likewise.
7776 * tree-into-ssa.c (cmp_dfsnum): Likewise.
7777 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
7778 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
7779 get_nonlocal_debug_decl, convert_nonlocal_reference,
7780 convert_nonlocal_omp_clauses, get_local_debug_decl,
7781 convert_local_reference, convert_local_omp_clauses,
7782 convert_nl_goto_reference, convert_nl_goto_receiver,
7783 convert_tramp_reference, convert_call_expr): Likewise.
7784 * tree-outof-ssa.c (contains_tree_r): Likewise.
7785 * tree-parloops.c (reduction_phi, initialize_reductions,
7786 eliminate_local_variables_1, add_field_for_reduction,
7787 add_field_for_name, create_phi_for_local_result,
7788 create_call_for_reduction_1, create_loads_for_reductions,
7789 create_stores_for_reduction, create_loads_and_stores_for_name):
7791 * tree-phinodes.c (allocate_phi_node): Likewise.
7792 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
7793 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
7794 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
7795 * tree-ssa-coalesce.c (compare_pairs): Likewise.
7796 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
7797 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
7798 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
7799 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
7800 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
7801 vn_nary_op_insert): Likewise.
7802 * tree-ssa.c (redirect_edge_var_map_add,
7803 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
7804 * tree-vectorizer.c (vectorize_loops): Likewise.
7805 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
7806 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
7807 tree_cons_stat, build1_stat, build_variant_type_copy,
7808 decl_init_priority_lookup, decl_fini_priority_lookup,
7809 decl_priority_info, decl_restrict_base_lookup,
7810 decl_restrict_base_insert, decl_debug_expr_lookup,
7811 decl_debug_expr_insert, decl_value_expr_lookup,
7812 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
7813 type_hash_add, get_file_function_name, tree_check_failed,
7814 tree_not_check_failed, tree_range_check_failed,
7815 omp_clause_range_check_failed, build_omp_clause,
7816 build_vl_exp_stat): Likewise.
7817 * value-prof.c (gimple_histogram_value,
7818 gimple_duplicate_stmt_histograms): Likewise.
7819 * var-tracking.c (attrs_list_insert, attrs_list_copy,
7820 unshare_variable, variable_union_info_cmp_pos, variable_union,
7821 dataflow_set_different_1, dataflow_set_different_2,
7822 vt_find_locations, variable_was_changed, set_variable_part,
7823 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
7824 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
7825 section_entry_hash, object_block_entry_eq,
7826 object_block_entry_hash, create_block_symbol,
7827 initialize_cold_section_name, default_function_rodata_section,
7828 strip_reg_name, set_user_assembler_name, const_desc_eq,
7829 build_constant_desc, output_constant_def, lookup_constant_def,
7830 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
7831 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
7832 default_internal_label): Likewise.
7833 * varray.c (varray_init, varray_grow): Likewise.
7834 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
7836 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
7838 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
7839 operators for "test" insn. Macroize insn using SWI mode macro.
7840 (*jcc_fused_2): Ditto.
7841 (*jcc_fused_3): Macroize insn using SWI mode macro.
7842 (*jcc_fused_4): Ditto.
7844 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
7846 * tree-ssa-pre.c: Fix typo in comment.
7847 (init_antic, fini_antic): Add explicit funtions for
7848 initializing and deinitializing ANTIC and AVAIL sets.
7849 (create_expression_by_pieces): Fix typo in comment.
7850 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
7851 (execute_pre): Eventually dump details about ANTIC_IN.
7853 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7855 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
7856 * gcc.c (translate_options, init_spec, store_arg, read_specs,
7857 add_to_obstack, file_at_path, find_a_file, execute,
7858 add_preprocessor_option, add_assembler_option, add_linker_option,
7859 process_command, insert_wrapper, do_option_spec, do_self_spec,
7860 spec_path, do_spec_1, is_directory, main, used_arg,
7861 getenv_spec_function): Likewise.
7862 * tlink.c (symbol_hash_lookup, file_hash_lookup,
7863 demangled_hash_lookup, symbol_push, file_push, frob_extension):
7866 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7868 * doc/rtl.texi: Updated subreg section.
7870 2008-06-19 Jakub Jelinek <jakub@redhat.com>
7873 * cgraphunit.c (cgraph_process_new_functions): Don't clear
7874 node->needed and node->reachable.
7875 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
7876 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
7877 (expand_task_call): Don't call expand_task_copyfn.
7878 (expand_task_copyfn): Renamed to...
7879 (finalize_task_copyfn): ... this.
7881 2008-06-19 Jan Hubicka <jh@suse.cz>
7883 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
7884 clobbering framepointer.
7886 2008-06-19 Jan Hubicka <jh@suse.cz>
7888 * tree-optimize.c (execute_early_local_optimizations): Set
7889 cgraph_state only at first invocation.
7891 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7893 * system.h (-Wc++-compat): Activate as a warning, no an error.
7895 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
7897 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
7898 instead of "#" in insn asm template.
7899 (*jcc_fused_2): Ditto.
7901 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
7903 * config/i386/i386.h (ix86_tune_indices)
7904 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
7905 (TARGET_FUSE_CMP_AND_BRANCH): New define.
7906 * config/i386/i386.md (*jcc_fused_1): New insn pattern
7907 (*jcc_fused_2): Ditto.
7908 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
7909 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
7910 (print operand): Handle 'E' and 'e' code.
7912 2008-06-19 Anatoly Sokolov <aesok@post.ru>
7914 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
7915 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7916 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7918 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
7920 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
7922 (cgraph_expand_function): Use local copy of decl.
7923 (cgraph_expand_all_functions): Remove redundant initialization of
7925 (cgraph_optimize): Reword internal_error message.
7927 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
7929 * arm-protos.h (arm_return_in_memory): Remove public
7930 arm_return_in_memory() prototype.
7931 * arm.c (arm_return_in_memory): Add static prototype, add target
7932 hook macro, change definition and comments.
7933 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
7935 2008-06-19 Ben Elliston <bje@au.ibm.com>
7937 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
7938 real.c: Remove references to IEEE 754R.
7939 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
7940 * doc/libgcc.texi (Decimal float library routines): Likewise.
7942 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7944 * targhooks.h (struct gcc_target): New member unwind_word_mode.
7945 (default_unwind_word_mode): Add prototype.
7946 * targhooks.c (default_unwind_word_mode): New function.
7947 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
7948 instead of word_mode.
7949 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
7950 (TARGET_INITIALIZER): Use it.
7952 * c-common.c (handle_mode_attribute): Support "unwind_word"
7954 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
7956 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
7957 word_mode to access SjLj_Function_Context member "data".
7958 (sjlj_emit_dispatch_table): Likewise. Also, perform type
7959 conversion from targetm.eh_return_filter_mode () to
7960 targetm.unwind_word_mode () if they differ.
7962 * builtin-types.def (BT_UNWINDWORD): New primitive type.
7963 (BT_FN_UNWINDWORD_PTR): New function type.
7964 (BT_FN_WORD_PTR): Remove.
7965 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
7966 * except.c (expand_builtin_extend_pointer): Convert pointer to
7967 targetm.unwind_word_mode () instead of word_mode.
7969 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
7970 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
7971 (spu_unwind_word_mode): New function.
7972 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
7973 (TARGET_UNWIND_WORD_MODE): Define.
7974 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
7976 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7978 * config/spu/spu.c (reg_align): Remove.
7979 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
7980 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
7981 (spu_split_store): Likewise.
7983 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
7985 * gcc/tree-vn.c: Fix typo in comment.
7987 2008-06-18 Jan Hubicka <jh@suse.cz>
7989 * cgraphunit.c (cgraph_optimize): Output debug info when doing
7990 toplevel reorder too.
7992 2008-06-18 Jan Hubicka <jh@suse.cz>
7994 * c-opts.c (c_common_post_options): PCH is not compatible with
7996 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
7997 -fno-toplevel-reorder by default now.
7999 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8001 PR documentation/30739
8002 * doc/install.texi (Prerequisites): Document dependency on awk.
8004 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
8005 Ian Lance Taylor <iant@google.com>
8007 PR rtl-optimization/35604
8008 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
8009 only want to change jump destinations, not eventual label comparisons.
8011 2008-06-16 Jan Hubicka <jh@suse.cz>
8013 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
8015 (cgraph_analyze_function): Likewise.
8017 2008-06-16 Jan Hubicka <jh@suse.cz>
8019 * cgraph.h (cgraph_mark_if_needed): New function.
8020 * cgraphunit.c (cgraph_mark_if_needed): New function.
8021 * c-decl.c (duplicate_decl): Use it.
8023 2008-06-16 Jan Hubicka <jh@suse.cz>
8025 * cgraph.c (cgraph_add_new_function): When in expansion state, do
8028 2008-06-16 Jan Hubicka <jh@suse.cz>
8030 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
8032 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
8033 Kazu Hirata <kazu@codesourcery.com>
8034 Maxim Kuvyrkov <maxim@codesourcery.com
8036 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
8037 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
8038 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
8039 EXTRA_SPEC_FUNCTIONS.
8040 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
8041 (DRIVER_SELF_SPECS): Adjust.
8042 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
8043 * config/mips/st.h, config/mips/t-st: New.
8044 * config/mips/driver-native.c, config/mips/x-native: New.
8045 * doc/invoke.texi (MIPS): Document 'native' value for -march and
8048 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8050 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
8052 (ISA_HAS_FP_CONDMOVE): New macro.
8053 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
8054 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
8055 (ISA_HAS_NMADD3_NMSUB3): New macro.
8056 * config/mips/mips.c (mips_rtx_costs): Update.
8057 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
8058 compiling for ST Loongson 2E/2F.
8059 (madd<mode>): Rename to madd4<mode>. Update.
8060 (madd3<mode>): New pattern.
8061 (msub<mode>): Rename to msub4<mode>. Update.
8062 (msub3<mode>): New pattern.
8063 (nmadd<mode>): Rename to nmadd4<mode>. Update.
8064 (nmadd3<mode>): New pattern.
8065 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
8066 (nmadd3<mode>_fastmath): New pattern.
8067 (nmsub<mode>): Rename to nmsub4<mode>. Update.
8068 (nmsub3<mode>): New pattern.
8069 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
8070 (nmsub3<mode>_fastmath): New pattern.
8071 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
8073 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
8075 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
8076 (DF_REF_INSN_INFO): New.
8077 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
8078 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
8079 with a NULL DF_REF_INSN_INFO.
8080 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
8082 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
8083 DF_INSN_INFO_EQ_USES): New.
8084 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
8085 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
8086 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
8087 * df-core.c: Update comment for above changes.
8088 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
8089 DF_INSN_UID_* macros.
8090 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
8091 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
8092 insn rtx. Update all callers.
8093 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
8094 df_ref_create_structure, df_insn_refs_collect): Likewise.
8095 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
8096 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
8097 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
8098 macros to access the insn refs.
8099 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
8100 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
8101 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
8102 for accessing the refs.
8103 (try_fwprop_subst): Likewise.
8104 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
8105 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
8106 for accessing the refs.
8107 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
8108 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
8109 to look at the insn refs.
8110 (record_uses): Likewise.
8111 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
8113 (mark_artificial_uses): Don't mark_insn for artificial refs.
8114 (mark_reg_rependencies): Likewise.
8116 * doc/rtl.texi: Remove documentation of ADDRESSOF.
8118 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8120 * configure: Regenerate.
8122 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8124 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
8125 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8126 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8128 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8130 * config/avr/avr.c (avr_mcu_t): Add attiny167.
8131 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8132 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8134 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8136 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
8137 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8138 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8140 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
8142 * tree-ssa-sccvn.c: Fix format of comments.
8144 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
8146 * cgraph.c: Remove unneeded forward declarations of eq_node()
8149 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
8151 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
8153 (see_update_relevancy): Likewise.
8154 * fwprop.c (try_fwprop_subst): Likewise.
8155 * rtlanal.c (noop_move_p): Likewise.
8156 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
8157 notes to non-existing libcall blocks.
8158 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
8160 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
8161 (dead_libcall_p): Remove.
8162 (delete_trivially_dead_insns): Don't use it.
8163 * web.c (union_defs): Remove comment about keeping nops.
8164 * gcse.c (hash_scan_insn): Don't take libcall pointers.
8165 (compute_hash_table_work): Don't track libcall notes.
8166 (do_local_cprop): Don't take libcall pointers. Don't update
8168 (adjust_libcall_notes): Deleted.
8169 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
8170 ever have existed in the first place).
8171 (replace_store_insn): Don't try to remove libcall notes.
8172 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
8173 (resolve_reg_notes): Don't call them.
8174 (resolve_simple_move): Likewise.
8175 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
8176 Don't remove REG_RETVAL notes.
8177 * emit-rtl.c (try_split): Don't update libcall notes.
8178 (emit_copy_of_insn_after): Dito.
8179 * cselib.c (cselib_current_insn_in_libcall): Remove.
8180 (cselib_process_insn): Don't set/clear it.
8181 (new_elt_loc_list): Don't record it.
8182 (cselib_init): Don't initialize it.
8183 * cselib.c (struct elt_loc_list): Remove in_libcall field.
8184 * loop-invariant.c (find_invariant_insn): Don't look for libcall
8186 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
8187 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
8188 (init_deps): Don't initialize it.
8189 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
8190 * combine.c (delete_noop_moves): Don't update libcall notes.
8191 (can_combine_p): Remove now pointless #if 0 block.
8192 (try_combine): Remove another obsolete #if 0 block.
8193 (distribute_notes): Don't distribute libcall notes.
8194 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
8195 * dce.c (libcall_dead_p): Remove.
8196 (delete_unmarked_insns): Don't handle libcall blocks.
8197 (preserve_libcall_for_dce): Remove.
8198 (prescan_insns_for_dce): Don't special-case libcall block insns.
8199 * reload1 (reload): Don't handle libcall notes.
8200 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
8203 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
8205 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
8206 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8207 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8209 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
8211 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
8212 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8213 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8215 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8217 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
8219 2008-06-16 Ira Rosen <irar@il.ibm.com>
8221 PR tree-optimization/36493
8222 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
8223 the arguments list. Use VECTYPE to create vector pointer.
8224 (vectorizable_store): Fail if accesses through a pointer to vectype
8225 do not alias the original memory reference operands.
8226 Call vect_create_data_ref_ptr without the removed argument.
8227 (vectorizable_load): Likewise.
8228 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
8231 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
8234 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
8237 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8239 * config/mips/loongson2ef.md: New file.
8240 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
8241 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
8242 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
8243 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
8244 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
8246 (loongson2ef.md): New include.
8247 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
8248 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
8249 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
8250 (loongson_gt_<mode>, loongson_extract_halfword)
8251 (loongson_insert_halfword_0, loongson_insert_halfword_2)
8252 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
8253 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
8254 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
8255 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
8256 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
8257 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
8258 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
8259 (vec_interleave_low<mode>): Define type attribute.
8260 * config/mips/mips.c (mips_ls2): New static variable.
8261 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
8262 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
8263 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
8264 Implement target scheduling hooks.
8265 (mips_multipass_dfa_lookahead): Update to handle tuning for
8267 (mips_sched_init): Initialize data for Loongson scheduling.
8268 (mips_ls2_variable_issue): New static function.
8269 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
8271 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
8272 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
8273 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
8274 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
8275 Handle ST Loongson 2E/2F cores.
8276 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
8278 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8280 * omp-low.c (extract_omp_for_data): Fix comment typo.
8283 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8285 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
8286 FIXME note about gcc/config.guess.
8287 * doc/options.texi (Option file format): Remove non-ASCII bytes.
8288 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
8289 * doc/cppopts.texi: Likewise.
8290 * doc/extend.texi: Likewise.
8291 * doc/gcc.texi: Likewise.
8292 * doc/gccint.texi: Likewise.
8293 * doc/gcov.texi: Likewise.
8294 * doc/gty.texi: Likewise.
8295 * doc/hostconfig.texi: Likewise.
8296 * doc/install.texi: Likewise.
8297 * doc/invoke.texi: Likewise.
8298 * doc/loop.texi: Likewise.
8299 * doc/makefile.texi: Likewise.
8300 * doc/md.texi: Likewise.
8301 * doc/passes.texi: Likewise.
8302 * doc/tm.texi: Likewise.
8303 * doc/tree-ssa.texi: Likewise.
8304 * doc/trouble.texi: Likewise.
8306 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
8307 Nathan Sidwell <nathan@codesourcery.com>
8308 Maxim Kuvyrkov <maxim@codesourcery.com>
8309 Richard Sandiford <rdsandiford@googlemail.com>
8311 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
8312 * config/mips/mips-protos.h (mips_expand_vector_init): New.
8313 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
8315 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
8316 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
8317 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
8319 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
8320 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
8321 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
8322 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
8323 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
8324 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
8325 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
8326 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
8327 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
8328 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
8329 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
8330 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
8331 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
8332 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
8333 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
8334 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
8335 (mips_builtins): Add Loongson builtins.
8336 (mips_loongson_2ef_bdesc): New.
8337 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
8338 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
8339 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
8340 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
8342 (mips_expand_vector_init): New.
8343 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
8344 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
8346 * config/mips/mips.md: Add unspec numbers for Loongson
8347 builtins. Include loongson.md.
8348 (MOVE64): Include Loongson vector modes.
8349 (SPLITF): Include Loongson vector modes.
8350 (HALFMODE): Handle Loongson vector modes.
8351 * config/mips/loongson.md: New.
8352 * config/mips/loongson.h: New.
8353 * config.gcc: Add loongson.h header for mips*-*-* targets.
8354 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
8356 2008-06-14 Joseph Myers <joseph@codesourcery.com>
8358 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
8359 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
8360 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
8361 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
8362 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
8363 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
8364 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
8365 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
8366 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
8367 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
8368 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
8369 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
8370 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
8371 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
8372 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
8373 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
8374 Remove use_fixproto=yes.
8375 (ia64*-*-hpux*): Remove comment about using fixproto.
8376 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
8378 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8380 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
8382 * configure: Regenerate.
8384 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
8387 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
8388 before evaluating it.
8390 2008-06-13 Jakub Jelinek <jakub@redhat.com>
8393 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
8394 nested inline functions.
8395 (start_decl, start_function): Don't invert DECL_EXTERNAL
8396 for nested inline functions.
8398 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
8400 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
8401 splits that must be made for correctness.
8403 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
8405 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
8406 (AVAIL_NON_MIPS16): Likewise.
8407 (mips_builtin_description): Replace target_flags with a predicate.
8408 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
8409 (dspr2_32): New availability predicates.
8410 (MIPS_BUILTIN): New macro.
8411 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
8412 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
8413 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
8414 Replace the TARGET_FLAGS parameters with AVAIL parameters.
8415 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
8416 (mips_dsp_32only_bdesc): Merge into...
8417 (mips_builtins): ...this new array.
8418 (mips_bdesc_map, mips_bdesc_arrays): Delete.
8419 (mips_init_builtins): Update after above changes.
8420 (mips_expand_builtin_1): Merge into...
8421 (mips_expand_builtin): ...here and update after above changes.
8423 2008-06-12 Paul Brook <paul@codesourcery.com>
8425 * longlong.h (__arm__): Define count_leading_zeros.
8426 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
8427 (clzsi2, clzdi2): New functions.
8428 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
8429 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
8430 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
8431 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
8432 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
8433 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
8434 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
8435 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8436 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
8437 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
8439 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
8441 * config/m68k/m68k.c (m68k_tune_flags): New.
8442 (override_options): Compute m68k_tune_flags.
8443 (MULL_COST, MULW_COST): Update for various variants of CFV2.
8444 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
8446 2008-06-12 Jakub Jelinek <jakub@redhat.com>
8449 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
8451 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
8453 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
8454 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
8456 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
8458 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
8459 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
8461 2008-06-12 Jakub Jelinek <jakub@redhat.com>
8464 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
8467 2008-06-12 Richard Guenther <rguenther@suse.de>
8469 PR tree-optimization/36345
8470 * tree-flow.h (struct ptr_info_def): Align escape_mask,
8471 add memory_tag_needed flag.
8472 (may_alias_p): Declare.
8473 * tree-ssa-alias.c (may_alias_p): Export.
8474 (set_initial_properties): Use memory_tag_needed flag.
8475 (update_reference_counts): Likewise.
8476 (reset_alias_info): Reset memory_tag_needed flag.
8477 (create_name_tags): Check memory_tag_needed flag.
8478 (dump_points_to_info_for): Dump it.
8479 * tree-ssa-structalias.c (struct variable_info): Remove
8480 directly_dereferenced flag.
8481 (new_var_info): Do not initialize it.
8482 (process_constraint_1): Do not set it.
8483 (update_alias_info): Set is_dereferenced flag.
8484 (set_uids_in_ptset): Use may_alias_p.
8485 (set_used_smts): Check memory_tag_needed flag.
8486 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
8487 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
8488 memory_tag_needed flag.
8489 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
8492 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
8494 * config/i386/i386.c (ix86_compute_frame_layout): Disable
8495 red zone for w64 abi.
8496 (ix86_expand_prologue): Likewise.
8497 (ix86_force_to_memory): Likewise.
8498 (ix86_free_from_memory): Likewise.
8500 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
8503 * config/rs6000/rs6000.c (rs6000_override_options): Set
8504 rs6000_isel conditionally to the absence of comand line override.
8505 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8506 Remove duplicate rs6000_isel setting.
8507 * config/rs6000/eabispe.h: Ditto.
8509 2008-06-11 Richard Guenther <rguenther@suse.de>
8511 * alias.c (get_alias_set): Use the element alias-set for arrays.
8512 (record_component_aliases): For arrays and vectors do nothing.
8513 * c-common.c (strict_aliasing_warning): Handle the cases
8514 of alias set zero explicitly.
8515 * Makefile.in (dfp.o-warn): Add -Wno-error.
8517 2008-06-11 Joseph Myers <joseph@codesourcery.com>
8519 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
8521 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
8522 tune_32 tune_64 to supported_defaults. Allow values not
8523 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
8524 x86_64. Do not override cpu_32 or cpu_64 values from target name.
8525 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
8526 with_cpu_64 to generic for 64-bit-supporting configurations, not
8527 with_cpu. Remove FIXMEs.
8528 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
8529 --with-arch-64, --with-tune-32, --with-tune-64): Document.
8530 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
8531 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
8532 arch_32 and arch_64.
8534 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
8535 Olivier Hainque <hainque@adacore.com>
8537 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
8538 Use DECL_SIZE_UNIT to retrieve the size of the field.
8540 2008-06-11 Joseph Myers <joseph@codesourcery.com>
8542 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
8543 with function calls after declarations. Lay out
8544 neon_float_type_node before further use.
8546 2008-06-11 Richard Guenther <rguenther@suse.de>
8548 * tree-flow.h (may_point_to_global_var): Declare.
8549 * tree-ssa-alias.c (may_point_to_global_var): New function.
8550 * tree-ssa-sink.c (is_hidden_global_store): Use it.
8552 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
8554 * configure.ac: Teach that fido supports .debug_line.
8555 * configure: Regenerate.
8557 2008-06-10 Tom Tromey <tromey@redhat.com>
8559 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
8562 2008-06-10 Joseph Myers <joseph@codesourcery.com>
8564 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
8565 (encode_decimal64, decode_decimal64, encode_decimal128,
8566 decode_decimal128): Reverse order of 32-bit parts of value if host
8567 and target endianness differ.
8569 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
8571 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
8572 Avoid division by 0.
8573 (tree_mod_pow2_value_transform): Likewise.
8574 (tree_ic_transform): Likewise.
8575 (tree_stringops_transform): Likewise.
8576 (tree_mod_subtract_transform): Likewise.
8577 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
8578 (copy_edges_for_bb): Likewise.
8579 (initialize_cfun): Likewise.
8581 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
8583 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
8584 nonmemory_operand. Add "N" operand constraint.
8586 (*jcc_btdi_mask_rex64): New instruction and split pattern.
8587 (*jcc_btsi_mask): Ditto.
8588 (*jcc_btsi_mask_1): Ditto.
8590 2008-06-10 Joseph Myers <joseph@codesourcery.com>
8592 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
8593 TYPE_CANONICAL for copied element type.
8595 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
8598 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
8599 Add m_CORE2 and m_GENERIC.
8600 * config/i386/predicates.md (bt_comparison_operator): New predicate.
8601 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
8603 (*jcc_btdi_rex64): New instruction and split pattern.
8605 (*jcc_btsi_1): Ditto.
8606 (*btsq): Fix Intel asm dialect operand order.
8610 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
8613 * simplify-rtx.c (simplify_subreg): Add check for shift count
8616 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
8618 * doc/md.texi: Synchronize with later constraints.md change.
8619 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
8620 with a C implementation.
8621 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
8623 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
8624 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
8625 when moving to and from MD_REGNUM.
8626 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
8627 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
8628 Handle byte and halfword moves.
8629 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
8631 * config/mips/constraints.md (h): Turn into NO_REGS.
8632 (l, x): Update documentation.
8633 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
8634 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
8635 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
8636 (HILO): New mode iterator.
8638 (any_div): New code iterator.
8639 (u): Extend code attribute to div and udiv.
8640 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
8641 d_operand in the splitters. Remove redundant CONST_INT checks.
8642 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
8643 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
8644 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
8645 accordingly, using normal moves instead of unspecs to move LO into
8646 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
8647 (<u>mulsidi3): Handle expansion in C code.
8648 (<u>mulsidi3_32bit_internal): Rename to...
8649 (<u>mulsidi3_32bit): ...this.
8650 (<u>mulsidi3_32bit_r4000): Fix insn separator.
8651 (*<u>mulsidi3_64bit): Rename to...
8652 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
8653 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
8654 to set LO and HI to the multiplication result. Use a normal move
8655 for MFLO and an unspec for MFHI.
8656 (*<u>mulsidi3_64bit_parts): Replace with...
8657 (<u>mulsidi3_64bit_hilo): ...this new instruction.
8658 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
8659 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
8660 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
8661 instead of HI. Split the instruction into a separate multiplication
8662 and MFHI if !TARGET_FIX_R4000.
8663 (<su>muldi3_highpart): Likewise.
8664 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
8665 and the "=h" clobber.
8666 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
8667 (<u>mulditi3): New expander.
8668 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
8669 (madsi): Remove "=h" clobber.
8670 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
8671 Force the modulus result to be a GPR and split the instruction into
8672 a division followed by an MFHI after reload.
8673 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
8674 (*lea_high64): Use d_operand in the define_peephole2. Likewise
8675 the MIPS16 HIGH define_split.
8676 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
8677 of acc<->gpr moves to "multi".
8678 (*movdi_64bit): Replace the single "x" alternative with
8679 alternatives for moving into and out of "a".
8680 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
8681 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
8682 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
8683 Use d_operand in the splitters. Remove redundant CONST_INT checks.
8684 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
8685 (movti): New expander.
8686 (*movti, *movti_mips16): New insns.
8687 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
8688 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
8689 (mthi<GPR:mode>_<HILO:mode>): Likewise.
8690 * config/mips/predicates.md (fpr_operand): Delete.
8691 (d_operand): New predicate.
8693 2008-06-09 Michael Meissner <michael.meissner@amd.com>
8695 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
8696 failure on some Bourne shells.
8697 (x86_64-*-*): Ditto.
8699 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
8701 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
8703 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
8705 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
8706 (sparc-sun-solaris2*): Likewise.
8708 2008-06-09 Arnaud Charlet <charlet@adacore.com
8710 * doc/install.texi: Update requirements to build the Ada compiler.
8712 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
8714 * df-scan.c (struct df_scan_problem_data): Remove the
8715 mw_link_pool alloc pool.
8716 (df_scan_free_internal): Don't free it.
8717 (df_scan_alloc): Don't allocate it.
8718 * df.h (struct df_link): Update comment.
8720 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
8722 * except.h: Correct checks for when SJLJ exceptions must be used.
8724 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8726 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
8729 2008-06-08 Joseph Myers <joseph@codesourcery.com>
8731 PR tree-optimization/36218
8732 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
8733 configure for the build system.
8734 (BUILD_LDFLAGS): Define.
8735 * configure: Regenerate.
8736 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
8738 2008-07-08 Anatoly Sokolov <aesok@post.ru>
8741 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
8742 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
8743 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
8745 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
8747 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
8749 2008-06-07 Joseph Myers <joseph@codesourcery.com>
8751 * config.gcc (Obsolete configurations): Remove list of
8753 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
8754 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
8755 targets matched by those patterns.
8756 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
8757 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
8758 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
8759 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
8760 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8761 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
8762 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
8763 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
8764 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
8765 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
8766 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
8767 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
8768 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
8769 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
8770 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
8771 Make code for Solaris 7 and greater unconditional for Solaris.
8772 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
8773 Remove --with-* handling.
8774 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
8775 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
8776 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
8777 LINK_OS_WINDISS_SPEC): Remove.
8778 * config/rs6000/sysv4.opt (mwindiss): Remove.
8779 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
8780 * configure: Regenerate.
8781 * doc/cpp.texi: Don't mention BeOS.
8782 * doc/extend.texi (interrupt): Don't mention MS1.
8783 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
8784 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
8785 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
8786 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
8787 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
8789 * doc/invoke.texi (MT Options): Remove.
8790 (-mwindiss): Remove.
8791 (CRIS Options): Remove cris-axis-aout references.
8792 (HPPA Options): Don't mention hppa1.1-*-pro.
8793 * doc/md.texi: (MorphoTech family): Remove.
8794 * libgcc2.c: Don't handle UWIN.
8795 * config/alpha/t-unicosmk: Remove.
8796 * config/alpha/unicosmk.h: Remove.
8797 * config/arm/kaos-arm.h: Remove.
8798 * config/arm/kaos-strongarm.h: Remove.
8799 * config/arm/strongarm-coff.h: Remove.
8800 * config/arm/strongarm-elf.h: Remove.
8801 * config/arm/strongarm-pe.h: Remove.
8802 * config/arm/t-strongarm-pe: Remove.
8803 * config/arm/t-xscale-coff: Remove.
8804 * config/arm/t-xscale-elf: Remove.
8805 * config/arm/xscale-coff.h: Remove.
8806 * config/arm/xscale-elf.h: Remove.
8807 * config/chorus.h: Remove.
8808 * config/cris/aout.h: Remove.
8809 * config/cris/aout.opt: Remove.
8810 * config/cris/t-aout: Remove.
8811 * config/i386/beos-elf.h: Remove.
8812 * config/i386/kaos-i386.h: Remove.
8813 * config/i386/ptx4-i.h: Remove.
8814 * config/i386/sco5.h: Remove.
8815 * config/i386/sco5.opt: Remove.
8816 * config/i386/sysv4-cpp.h: Remove.
8817 * config/i386/sysv5.h: Remove.
8818 * config/i386/t-beos: Remove.
8819 * config/i386/t-sco5: Remove.
8820 * config/i386/t-uwin: Remove.
8821 * config/i386/uwin.asm: Remove.
8822 * config/i386/uwin.h: Remove.
8823 * config/kaos.h: Remove.
8824 * config/mips/windiss.h: Remove.
8825 * config/mt: Remove directory.
8826 * config/pa/pa-osf.h: Remove.
8827 * config/pa/pa-pro-end.h: Remove.
8828 * config/pa/t-pro: Remove.
8829 * config/ptx4.h: Remove.
8830 * config/rs6000/beos.h: Remove.
8831 * config/rs6000/kaos-ppc.h: Remove.
8832 * config/rs6000/t-beos: Remove.
8833 * config/rs6000/windiss.h: Remove.
8834 * config/sh/kaos-sh.h: Remove.
8835 * config/sol2-6.h: Remove.
8836 * config/sparc/sol26-sld.h: Remove.
8837 * config/sparc/sysv4-only.h: Remove.
8838 * config/vax/bsd.h: Remove.
8839 * config/vax/t-memfuncs: Remove.
8840 * config/vax/ultrix.h: Remove.
8841 * config/vax/vaxv.h: Remove.
8842 * config/windiss.h: Remove.
8844 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
8846 PR rtl-optimization/36438
8847 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
8848 for vector shifts with constant scalar shift operands.
8850 2008-06-06 Sandip Matte <sandip@rmicorp.com>
8852 * doc/invoke.texi: Document -march=xlr.
8853 * config/mips/xlr.md: New file.
8854 * config/mips/mips.md: Include it.
8856 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
8857 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
8858 (mips_rtx_cost_data): Likewise.
8860 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
8862 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
8863 PRE_INC and PRE_DEC cases.
8865 2008-06-06 Jakub Jelinek <jakub@redhat.com>
8867 PR rtl-optimization/36419
8868 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
8869 the emitting jump insn.
8872 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
8873 is not bool, boolify the whole *expr_p and convert to the desired type.
8875 2008-06-06 Jakub Jelinek <jakub@redhat.com>
8877 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
8878 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
8879 Add omp_private_outer_ref hook, add another argument to
8880 omp_clause_default_ctor hook.
8881 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
8882 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
8883 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
8884 hook_tree_tree_tree_tree_null.
8885 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
8886 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
8887 * hooks.c (hook_tree_tree_tree_tree_null): New function.
8888 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
8889 * tree.def (OMP_TASK): New tree code.
8890 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
8891 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
8892 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
8893 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
8894 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
8895 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
8896 OMP_CLAUSE_COLLAPSE_EXPR): Define.
8897 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
8898 (OMP_DIRECTIVE_P): Add OMP_TASK.
8899 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
8900 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
8901 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
8902 and OMP_CLAUSE_UNTIED entries.
8903 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
8905 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
8906 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
8907 * tree-pretty-print.c (dump_omp_clause): Handle
8908 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
8909 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
8910 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
8911 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
8912 warning about unsigned iterators. Change decl/init/cond/incr
8913 arguments to TREE_VECs, check arguments for all collapsed loops.
8914 (c_finish_omp_taskwait): New function.
8915 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
8917 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
8918 default_function_array_conversion on init. Add par_clauses argument.
8919 If decl is present in parallel's lastprivate clause, change it to
8920 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
8921 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
8922 collapse count in clauses.
8923 (c_parser_omp_for, c_parser_omp_parallel): Adjust
8924 c_parser_omp_for_loop callers.
8925 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
8926 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
8927 (c_parser_omp_clause_name): Handle collapse and untied clauses.
8928 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
8930 (c_parser_omp_clause_schedule): Handle schedule(auto).
8931 Include correct location in the error message.
8932 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
8933 and PRAGMA_OMP_CLAUSE_UNTIED.
8934 (OMP_TASK_CLAUSE_MASK): Define.
8935 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
8936 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
8937 * tree-nested.c (convert_nonlocal_omp_clauses,
8938 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
8939 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
8940 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
8941 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
8943 (conver_nonlocal_reference, convert_local_reference,
8944 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
8945 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
8946 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
8947 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
8948 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
8949 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
8950 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
8951 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
8952 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
8954 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
8955 * c-common.h (c_finish_omp_taskwait): New prototype.
8956 * gimple-low.c (lower_stmt): Handle OMP_TASK.
8957 * tree-parloops.c (create_parallel_loop): Create 1 entry
8958 vectors for OMP_FOR_{INIT,COND,INCR}.
8959 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
8960 (make_edges): Handle OMP_TASK.
8961 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
8962 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
8963 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
8964 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
8965 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
8966 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
8967 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
8968 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
8969 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
8970 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
8971 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
8972 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
8973 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
8974 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
8975 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
8976 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
8977 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
8978 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
8979 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
8980 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
8981 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
8982 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
8983 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
8984 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
8985 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
8986 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
8987 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
8988 original iterator is present in lastprivate clause or if
8989 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
8990 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
8991 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
8992 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
8993 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
8994 if it is set, lookup var in outer contexts too. Handle
8995 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
8996 to be implicitly determined firstprivate for task regions.
8997 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
8998 if it is set, lookup var in outer contexts too. Set
8999 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
9000 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
9001 OMP_CLAUSE_UNTIED. Take region_type as last argument
9002 instead of in_parallel and in_combined_parallel.
9003 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
9005 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
9006 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
9007 (new_omp_context): Set default_kind to
9008 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
9009 (omp_region_type): New enum.
9010 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
9011 fields, add region_type.
9012 (new_omp_context): Take region_type as argument instead of is_parallel
9013 and is_combined_parallel.
9014 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
9015 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
9016 ctx->is_combined_parallel checks.
9017 (gimplify_omp_task): New function.
9018 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
9020 * omp-low.c (extract_omp_for_data): Use schedule(static)
9021 for schedule(auto). Handle pointer and unsigned iterators.
9022 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
9023 Add loops argument. Extract data for collapsed OMP_FOR loops.
9024 (expand_parallel_call): Assert sched_kind isn't auto,
9025 map runtime schedule to index 3.
9026 (struct omp_for_data_loop): New type.
9027 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
9028 Add loop, loops, collapse and iter_type fields.
9029 (workshare_safe_to_combine_p): Disallow combined for if
9030 iter_type is unsigned long long. Don't combine collapse > 1 loops
9031 unless all bounds and steps are constant. Adjust extract_omp_for_data
9033 (expand_omp_for_generic): Handle pointer, unsigned and long long
9034 iterators. Handle collapsed OMP_FOR loops. Adjust
9035 for struct omp_for_data changes. If libgomp function doesn't return
9036 boolean_type_node, add comparison of the return value with 0.
9037 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
9038 pointer, unsigned and long long iterators. Adjust for struct
9039 omp_for_data changes.
9040 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
9041 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
9042 unsigned long long. Allocate loops array, pass it to
9043 extract_omp_for_data. For collapse > 1 loops use always
9044 expand_omp_for_generic.
9045 (omp_context): Add sfield_map and srecord_type fields.
9046 (is_task_ctx, lookup_sfield): New functions.
9047 (use_pointer_for_field): Use is_task_ctx helper. Change first
9048 argument's type from const_tree to tree. Clarify comment.
9049 In OMP_TASK disallow copy-in/out sharing.
9050 (build_sender_ref): Call lookup_sfield instead of lookup_field.
9051 (install_var_field): Add mask argument. Populate both record_type
9052 and srecord_type if needed.
9053 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
9055 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
9056 and DECL_FIELD_OFFSET.
9057 (scan_sharing_clauses): Adjust install_var_field callers. For
9058 firstprivate clauses on explicit tasks allocate the var by value in
9059 record_type unconditionally, rather than by reference.
9060 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
9061 Use is_taskreg_ctx instead of is_parallel_ctx.
9062 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9063 (create_omp_child_function_name): Add task_copy argument, use
9064 *_omp_cpyfn* names if it is true.
9065 (create_omp_child_function): Add task_copy argument, if true create
9066 *_omp_cpyfn* helper function.
9067 (scan_omp_parallel): Adjust create_omp_child_function callers.
9068 Rename parallel_nesting_level to taskreg_nesting_level.
9069 (scan_omp_task): New function.
9070 (lower_rec_input_clauses): Don't run constructors for firstprivate
9071 explicit task vars which are initialized by *_omp_cpyfn*.
9072 Pass outer var ref to omp_clause_default_ctor hook if
9073 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
9074 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
9075 OMP_CLAUSE_REDUCTION_INIT.
9076 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
9077 avoid duplicate setting of fields. Handle
9078 OMP_CLAUSE_PRIVATE_OUTER_REF.
9079 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
9080 copy-out if TREE_READONLY, only copy-in.
9081 (expand_task_copyfn): New function.
9082 (expand_task_call): New function.
9083 (struct omp_taskcopy_context): New type.
9084 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
9086 (lower_omp_parallel): Rename to...
9087 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
9088 Call create_task_copyfn if srecord_type is needed. Adjust
9090 (task_shared_vars): New variable.
9091 (check_omp_nesting_restrictions): Warn if work-sharing,
9092 barrier, master or ordered region is closely nested inside OMP_TASK.
9093 Add warnings for barrier if closely nested inside of work-sharing,
9094 ordered, or master region.
9095 (scan_omp_1): Call check_omp_nesting_restrictions even for
9096 GOMP_barrier calls. Rename parallel_nesting_level to
9097 taskreg_nesting_level. Handle OMP_TASK.
9098 (lower_lastprivate_clauses): Even if some lastprivate is found on a
9099 work-sharing construct, continue looking for them on parent parallel
9101 (lower_omp_for_lastprivate): Add lastprivate clauses
9102 to the beginning of dlist rather than end. Adjust for struct
9103 omp_for_data changes.
9104 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
9105 not after it. Handle collapsed OMP_FOR loops, adjust for
9106 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
9107 (get_ws_args_for): Adjust extract_omp_for_data caller.
9108 (scan_omp_for): Handle collapsed OMP_FOR
9109 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9110 (lower_omp_single_simple): If libgomp function doesn't return
9111 boolean_type_node, add comparison of the return value with 0.
9112 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
9113 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
9114 (parallel_nesting_level): Rename to...
9115 (taskreg_nesting_level): ... this.
9116 (is_taskreg_ctx): New function.
9117 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
9119 (execute_lower_omp): Rename parallel_nesting_level to
9120 taskreg_nesting_level.
9121 (expand_omp_parallel): Rename to...
9122 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
9123 Call omp_task_call for OMP_TASK regions.
9124 (expand_omp): Adjust caller, handle OMP_TASK.
9125 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
9127 * bitmap.c (bitmap_default_obstack_depth): New variable.
9128 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
9129 if argument is NULL and bitmap_default_obstack is already initialized.
9130 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
9132 * matrix-reorg.c (matrix_reorg): Likewise.
9134 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
9136 * config/i386/i386.md (*indirect_jump): Macroize using P
9137 mode iterator. Remove !TARGET_64BIT from insn constraints.
9138 (*tablejump_1): Ditto.
9139 (*indirect_jump_rex64): Remove insn pattern.
9140 (*tablejump_1_rex64): Ditto.
9141 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
9142 and eh_return_si insn patterns.
9144 2008-06-06 Richard Guenther <rguenther@suse.de>
9146 * tree-ssa-structalias.c (merge_smts_into): Remove.
9147 (find_what_p_points_to): Do not bother to compute the
9148 points-to set for pt_anything pointers.
9149 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
9150 for pt_anything pointers is ok.
9152 2008-06-06 Jan Hubicka <jh@suse.cz>
9154 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
9156 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9158 * cgraph.c: Fix typos in comments.
9159 (cgraph_availability_names): Fix string typo.
9160 * fold-const.c: Fix typos in comments.
9161 (fold_binary): Fix typo in warning.
9162 * genautomata.c: Fix typos in comments.
9163 (check_presence_pattern_sets): Fix typo in local variable.
9164 (output_description): Fix typo in output.
9165 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
9166 * hwint.h: Likewise.
9167 * matrix-reorg.c (check_allocation_function): Likewise.
9168 * omega.c (smooth_weird_equations): Likewise.
9169 * auto-inc-dec.c: Fix typos in comments.
9170 * bb-reorder.c: Likewise.
9171 * builtins.c: Likewise.
9172 * c-common.c: Likewise.
9173 * c-cppbuiltin.c: Likewise.
9174 * c-parser.c: Likewise.
9175 * c-pretty-print.c: Likewise.
9176 * cfgcleanup.c: Likewise.
9177 * cfgexpand.c: Likewise.
9178 * cfghooks.c: Likewise.
9179 * cfglayout.c: Likewise.
9180 * cfgloopmanip.c: Likewise.
9181 * cgraphunit.c: Likewise.
9182 * coverage.c: Likewise.
9183 * dbxout.c: Likewise.
9184 * df-byte-scan.c: Likewise.
9185 * df-core.c: Likewise.
9186 * df-problems.c: Likewise.
9187 * df-scan.c: Likewise.
9189 * dominance.c: Likewise.
9190 * domwalk.c: Likewise.
9192 * dwarf2out.c: Likewise.
9193 * emit-rtl.c: Likewise.
9194 * et-forest.c: Likewise.
9195 * function.c: Likewise.
9196 * function.h: Likewise.
9198 * gcov-io.c: Likewise.
9201 * genattrtab.c: Likewise.
9202 * ggc-page.c: Likewise.
9203 * gimplify.c: Likewise.
9204 * gthr-lynx.h: Likewise.
9205 * haifa-sched.c: Likewise.
9206 * ipa-cp.c: Likewise.
9207 * ipa-inline.c: Likewise.
9208 * ipa-prop.h: Likewise.
9209 * ipa-pure-const.c: Likewise.
9210 * ipa-struct-reorg.c: Likewise.
9211 * ipa-struct-reorg.h: Likewise.
9212 * ipa-type-escape.c: Likewise.
9214 * loop-doloop.c: Likewise.
9215 * mips-tfile.c: Likewise.
9216 * mkmap-flat.awk: Likewise.
9217 * mkmap-symver.awk: Likewise.
9218 * modulo-sched.c: Likewise.
9219 * omp-low.c: Likewise.
9220 * optabs.c: Likewise.
9221 * optabs.h: Likewise.
9223 * passes.c: Likewise.
9224 * postreload-gcse.c: Likewise.
9225 * postreload.c: Likewise.
9226 * predict.c: Likewise.
9227 * pretty-print.h: Likewise.
9228 * profile.c: Likewise.
9229 * protoize.c: Likewise.
9230 * ra-conflict.c: Likewise.
9232 * recog.c: Likewise.
9233 * regclass.c: Likewise.
9235 * reload.c: Likewise.
9236 * rtl-error.c: Likewise.
9237 * rtlanal.c: Likewise.
9239 * sched-rgn.c: Likewise.
9242 * target.h: Likewise.
9243 * tree-dfa.c: Likewise.
9244 * tree-eh.c: Likewise.
9245 * tree-flow-inline.h: Likewise.
9246 * tree-inline.c: Likewise.
9247 * tree-into-ssa.c: Likewise.
9248 * tree-loop-distribution.c: Likewise.
9249 * tree-nested.c: Likewise.
9250 * tree-parloops.c: Likewise.
9251 * tree-pass.h: Likewise.
9252 * tree-pretty-print.c: Likewise.
9253 * tree-profile.c: Likewise.
9254 * tree-scalar-evolution.c: Likewise.
9255 * tree-sra.c: Likewise.
9256 * tree-ssa-alias-warnings.c: Likewise.
9257 * tree-ssa-ccp.c: Likewise.
9258 * tree-ssa-coalesce.c: Likewise.
9259 * tree-ssa-dom.c: Likewise.
9260 * tree-ssa-dse.c: Likewise.
9261 * tree-ssa-forwprop.c: Likewise.
9262 * tree-ssa-live.c: Likewise.
9263 * tree-ssa-live.h: Likewise.
9264 * tree-ssa-loop-im.c: Likewise.
9265 * tree-ssa-loop-ivopts.c: Likewise.
9266 * tree-ssa-loop-niter.c: Likewise.
9267 * tree-ssa-loop-prefetch.c: Likewise.
9268 * tree-ssa-phiopt.c: Likewise.
9269 * tree-ssa-phiprop.c: Likewise.
9270 * tree-ssa-sccvn.c: Likewise.
9271 * tree-ssa-ter.c: Likewise.
9272 * tree-ssa-threadupdate.c: Likewise.
9273 * tree-ssa.c: Likewise.
9274 * tree-vect-analyze.c: Likewise.
9275 * tree-vect-transform.c: Likewise.
9276 * tree-vectorizer.c: Likewise.
9277 * tree-vn.c: Likewise.
9278 * tree-vrp.c: Likewise.
9280 * tree.def: Likewise.
9282 * unwind-dw2-fde.c: Likewise.
9283 * unwind.inc: Likewise.
9284 * value-prof.c: Likewise.
9285 * vmsdbgout.c: Likewise.
9287 2008-06-05 David Edelsohn <edelsohn@gnu.org>
9289 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
9290 always place FP constants in the TOC for TARGET_POWERPC64.
9291 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
9293 2008-06-05 Joseph Myers <joseph@codesourcery.com>
9295 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
9296 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
9297 enable for TARGET_E500_DOUBLE.
9298 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
9299 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
9300 floating-point modes like integer modes for E500 double.
9301 (rs6000_legitimate_offset_address_p): Likewise.
9302 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
9303 addressing for DDmode for E500 double.
9304 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
9305 modes as using 64-bits of registers for E500 double.
9306 (spe_build_register_parallel): Do not handle DDmode or TDmode.
9307 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
9308 specially for E500 double.
9309 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
9310 TDmode for E500 double.
9311 (rs6000_gimplify_va_arg): Only handle SDmode in registers
9312 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
9313 (rs6000_split_multireg_move): Do not handle TDmode specially for
9315 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
9316 using 64-bit registers for E500 double.
9317 (emit_frame_save): Do not handle DDmode specially for E500 double.
9318 (gen_frame_mem_offset): Likewise.
9319 (rs6000_function_value): Do not call spe_build_register_parallel
9320 for DDmode or TDmode.
9321 (rs6000_libcall_value): Likewise.
9322 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
9323 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
9326 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
9328 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
9331 2008-06-04 Junjie Gu <jgu@tensilica.com>
9333 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
9334 comparison for frame pointers.
9336 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
9339 * config/avr/avr.h (PUSH_ROUNDING): Remove.
9341 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
9344 * builtins.c (expand_builtin_signbit): Don't take lowpart when
9345 register is already smaller or equal to required mode.
9347 2008-06-04 Xinliang David Li <davidxl@google.com>
9349 * tree-call-cdce.c: New file.
9350 (cond_dead_built_in_calls): New static variable.
9351 (input_domain): New struct.
9352 (check_pow): New function.
9353 (check_builtin_call): Ditto.
9354 (check_target_format): Ditto.
9355 (is_call_dce_candidate): Ditto.
9356 (gen_one_condition): Ditto.
9357 (gen_conditions_for_domain): Ditto.
9358 (get_domain): Ditto.
9359 (gen_conditions_for_pow_cst_base): Ditto.
9360 (gen_conditions_for_pow_int_base): Ditto.
9361 (gen_conditions_for_pow): Ditto.
9362 (get_no_error_domain): Ditto.
9363 (gen_shrink_wrap_conditions): Ditto.
9364 (shrink_wrap_one_built_in_call): Ditto.
9365 (shink_wrap_conditional_dead_built_in_calls): Ditto.
9366 (tree_call_cdce): Ditto.
9367 (gate_call_cdce): Ditto.
9368 (pass_call_cdce): New gimple pass.
9369 * passes.c: (init_optimization_passes): New pass.
9370 * tree-pass.h: New pass declaration.
9371 * opts.c (decode_options): New flag setting.
9372 * common.opt: Add -ftree-builtin-call-dce flag.
9373 * Makefile.in: Add new source file.
9374 * tempvar.def: New tv_id.
9375 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
9377 2008-06-04 Richard Guenther <rguenther@suse.de>
9379 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
9380 (is_call_clobbered): Always check var_ann->call_clobbered.
9381 (mark_call_clobbered): Always set var_ann->call_clobbered.
9382 (clear_call_clobbered): Always clear var_ann->call_clobbered.
9383 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
9384 (reset_alias_info): Clear call clobbering info on MTAGs and
9386 (set_pt_anything): Set pt_global_mem.
9387 (create_tag_raw): Adjust comment.
9388 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
9390 2008-06-04 Joseph Myers <joseph@codesourcery.com>
9391 Maxim Kuvyrkov <maxim@codesourcery.com>
9393 * config/m68k/m68k.opt (mxgot): New option.
9394 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
9395 (m68k_output_addr_const_extra): New.
9396 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
9397 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
9398 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
9399 * doc/invoke.texi (M680x0 Options): Document -mxgot.
9401 2008-06-04 Richard Guenther <rguenther@suse.de>
9403 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
9404 negative or non-representable offsets.
9406 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
9408 * config/i386/i386.c (ix86_gen_leave): New.
9409 (ix86_gen_pop1): Likewise.
9410 (ix86_gen_add3): Likewise.
9411 (ix86_gen_sub3): Likewise.
9412 (ix86_gen_sub3_carry): Likewise.
9413 (ix86_gen_one_cmpl2): Likewise.
9414 (ix86_gen_monitor): Likewise.
9415 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
9416 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
9417 ix86_gen_one_cmpl2 and ix86_gen_monitor.
9418 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
9419 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
9420 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
9421 (ix86_expand_epilogue): Updated.
9422 (print_operand): Handle integer register operand for 'z'.
9423 (ix86_expand_strlensi_unroll_1): Likewise.
9424 (ix86_expand_strlen): Likewise.
9425 (ix86_expand_builtin): Likewise.
9426 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
9427 mov{q}/mov{l} and add{q}/add{l}.
9429 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9431 * config/i386/i386.md (P): New mode iterator.
9432 (SFmode push_operand splitter): Macroize DImode and SImode pushes
9433 using P mode iterator.
9434 (DFmode push_operand splitter): Ditto.
9435 (XFmode push_operand splitter): Ditto.
9436 (DFmode float_extend SFmode push_operand splitter): Ditto.
9437 (XFmode float_extend SFmode push_operand splitter): Do not generate
9438 SImode pushes for 64bit target. Macroize Dimode and SImode
9439 pushes using P mode iterator.
9440 (XFmode float_extend DFmode push_operand splitter): Ditto.
9442 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9444 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
9445 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
9446 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
9448 (ix86_call_abi_override): Remove check for call_used_regs.
9450 2008-06-03 Richard Guenther <rguenther@suse.de>
9452 * tree-ssa-structalias.c (find_func_aliases): Add constraints
9453 for the lhs of calls if the return type contains pointers.
9455 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9457 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
9458 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
9459 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
9460 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
9461 of cfun and DEFAULT_ABI to deceide abi mode.
9463 (REG_PARM_STACK_SPACE): Removed.
9464 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
9465 (STACK_BOUNDARY): Use default target to deceide stack boundary.
9466 * config/i386/i386-protos.h (ix86_cfun_abi): New.
9467 (ix86_function_abi): Likewise.
9468 (ix86_function_type_abi): Likewise.
9469 (ix86_call_abi_override): Likewise.
9470 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
9471 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
9472 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
9473 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
9475 (X86_64_REGPARM_MAX): New.
9476 (X86_64_SSE_REGPARM_MAX): New.
9477 (X64_REGPARM_MAX): New.
9478 (X64_SSE_REGPARM_MAX): New.
9479 (X86_32_REGPARM_MAX): New.
9480 (X86_32_SSE_REGPARM_MAX): New.
9481 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
9482 (ix86_function_regparm): Handle user calling abi.
9483 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
9484 by DEFAULT_ABI versus SYSV_ABI check.
9485 (ix86_reg_parm_stack_space): New.
9486 (ix86_function_type_abi): New.
9487 (ix86_call_abi_override): New.
9488 (ix86_function_abi): New.
9489 (ix86_cfun_abi): New.
9490 (init_cumulative_args): Call abi specific initialization.
9491 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
9492 (function_arg_64): Extend SSE_REGPARM_MAX check.
9493 (function_arg (): Remove TARGET_64BIT_MS_ABI.
9494 (ix86_pass_by_reference): Likewise.
9495 (ix86_function_value_regno_p): Likewise.
9496 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
9497 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
9498 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
9499 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
9500 (setup_incoming_varargs_64): Adjust regparm for call abi.
9501 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
9502 (ix86_va_start): Likewise.
9503 (ix86_gimplify_va_arg): Likewise.
9504 (ix86_expand_prologue): Likewise.
9505 (output_pic_addr_const): Likewise.
9506 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
9507 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
9508 (x86_output_mi_thunk): Likewise.
9509 (x86_function_profiler): Likewise.
9510 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
9511 (SYSV_ABI, MS_ABI): New constants.
9513 (init_regs): Add prototype of function in regclass.c file.
9514 (OVERRIDE_ABI_FORMAT): New.
9515 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
9516 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
9517 (OUTGOING_REG_PARM_STACK_SPACE): New.
9518 (ix86_reg_parm_stack_space): New prototype.
9519 (CUMULATIVE_ARGS): Add call_abi member.
9520 (machine_function): Add call_abi member.
9521 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
9522 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
9524 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
9527 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
9528 (avr_builtin_setjmp_frame_value): New function.
9529 * config/avr/avr.md (nonlocal_goto_receiver): Define.
9530 (nonlocal_goto): Define.
9532 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
9534 * config/mips/mips.c (mips_emit_loadgp): Return early if
9535 there is nothing do to, otherwise emit a blockage if
9536 !TARGET_EXPLICIT_RELOCS || crtl->profile.
9537 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
9539 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9541 * configure.ac: Drop unneeded backslash ending up in config.in.
9542 * acinclude.m4: Likewise.
9543 * config.in: Regenerate.
9545 2008-05-26 Jan Hubicka <jh@suse.cz>
9547 * predict.c (maybe_hot_frequency_p): Break out of...
9548 (maybe_hot_bb_p): ... here.
9549 (maybe_hot_edge_p): New.
9550 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
9551 * basic-block.h (maybe_hot_edge_p): Declare.
9553 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
9555 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
9556 (*cmpfp_<mode>_cc): Ditto.
9557 (*fp_jcc_8<mode>_387): Ditto.
9558 (*fop_<MODEF:mode>_2_i387): Ditto.
9559 (*fop_<MODEF:mode>_3_i387): Ditto.
9560 (*fop_xf_2_i387): Ditto.
9561 (*fop_xf_3_i387): Ditto.
9563 2008-06-02 Tomas Bily <tbily@suse.cz>
9565 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
9567 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
9569 * config/mips/mips.c (mips_valid_offset_p): New function.
9570 (mips_valid_lo_sum_p): Likewise.
9571 (mips_classify_address): Use them.
9572 (mips_force_address): New function.
9573 (mips_legitimize_address): Use it.
9574 * config/mips/mips.md (MOVE128): New mode iterator.
9575 (movtf): Require TARGET_64BIT. Remove empty strings.
9576 (*movtf_internal): Rename to...
9577 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
9578 of "R" and use {,fp}{load,store} attributes instead of "multi".
9579 Use a separate define_split.
9580 (*movtf_mips16): New pattern.
9582 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
9584 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
9585 * config/mips/mips.c (mips_expand_before_return): New function.
9586 (mips_expand_epilogue): Call it.
9587 * config/mips/mips.md (return): Turn into a define_expand.
9588 (*return): New insn.
9590 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
9592 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
9593 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
9594 functions. Do not emit uses and clobbers of CONCATs; individually
9595 use and clobber their operands.
9596 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
9597 gen_clobber, emit_use and gen_use.
9598 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
9599 (expand_builtin_return): Likewise.
9600 * cfgbuild.c (count_basic_blocks): Likewise.
9601 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
9602 * explow.c (emit_stack_restore): Likewise.
9603 * expmed.c (extract_bit_field_1): Likewise.
9604 * expr.c (convert_move, emit_move_complex_parts): Likewise.
9605 (emit_move_multi_word, store_constructor): Likewise.
9606 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
9607 (thread_prologue_and_epilogue_insns): Likewise.
9608 * lower-subreg.c (resolve_simple_move): Likewise.
9609 * optabs.c (widen_operand, expand_binop): Likewise.
9610 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
9611 * reload.c (find_reloads): Likewise.
9612 * reload1.c (eliminate_regs_in_insn): Likewise.
9613 * stmt.c (expand_nl_goto_receiver): Likewise.
9614 * config/alpha/alpha.md (builtin_longjmp): Likewise.
9615 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
9616 * config/arm/arm.c (arm_load_pic_register): Likewise.
9617 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
9618 * config/arm/arm.md (untyped_return): Likewise.
9619 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
9620 * config/avr/avr.c (expand_prologue): Likewise.
9621 * config/bfin/bfin.c (do_unlink): Likewise.
9622 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
9623 * config/cris/cris.c (cris_expand_prologue): Likewise.
9624 * config/darwin.c (machopic_indirect_data_reference): Likewise.
9625 (machopic_legitimize_pic_address): Likewise.
9626 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
9627 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
9628 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
9629 (ix86_expand_convert_uns_didf_sse): Likewise.
9630 (ix86_expand_vector_init_general): Likewise.
9631 * config/ia64/ia64.md (eh_epilogue): Likewise.
9632 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
9633 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
9634 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
9635 (config/iq2000/iq2000.c): Likewise.
9636 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9637 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
9638 (builtin_longjmp): Likewise.
9639 * config/mn10300/mn10300.md (call, call_value): Likewise.
9640 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
9641 * config/pdp11/pdp11.md (abshi2): Likewise.
9642 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9643 * config/s390/s390.c (s390_emit_prologue): Likewise.
9644 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
9645 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
9646 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
9647 * config/sh/sh.c (prepare_move_operands): Likewise.
9648 (output_stack_adjust, sh_expand_epilogue): Likewise.
9649 (sh_set_return_address, sh_expand_t_scc): Likewise.
9650 * config/sparc/sparc.c (load_pic_register): Likewise.
9651 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
9652 * config/spu/spu.c (spu_expand_epilogue): Likewise.
9653 * config/v850/v850.c (expand_epilogue): Likewise.
9655 2008-05-31 Anatoly Sokolov <aesok@post.ru>
9657 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
9658 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
9659 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
9660 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
9661 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
9662 stack pointer register.
9663 (output_movhi): Remove code for interrupt specific writing to the
9664 stack pointer register.
9666 2008-05-31 Richard Guenther <rguenther@suse.de>
9668 PR tree-optimization/34244
9669 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
9670 (tree_expr_nonzero_warnv_p): Likewise.
9671 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
9672 ssa_name_nonnegative_p.
9673 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
9674 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
9675 not tree_expr_nonzero_warnv_p.
9677 PR tree-optimization/36262
9679 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
9681 PR tree-optimization/34244
9682 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
9683 (record_numbers_of_iterations): New function.
9684 (execute_vrp): Cache the numbers of iterations of loops.
9685 * tree-scalar-evolution.c (scev_reset_except_niters):
9687 (scev_reset): Use scev_reset_except_niters.
9688 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
9690 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
9692 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9693 __WORKAROUND_RETS when appropriate.
9695 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
9697 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
9698 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
9700 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
9701 *fop_df_comm_sse insn patterns using MODEF mode iterator.
9702 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
9703 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
9704 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
9705 *fop_df_1_mixed insn patterns using MODEF mode iterator.
9706 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
9707 *fop_df_1_sse insn patterns using MODEF mode iterator.
9708 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
9709 *fop_df_1_i387 insn patterns using MODEF mode iterator.
9710 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
9711 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
9712 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
9713 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
9714 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
9715 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
9716 (*fop_xf_4_i387): Use <MODE> for mode attribute.
9717 (*fop_xf_5_i387): Ditto.
9718 (*fop_xf_6_i387): Ditto.
9720 2008-05-30 Richard Guenther <rguenther@suse.de>
9722 * builtins.c (build_string_literal): Avoid generating
9723 a non-gimple_val result.
9725 2008-05-30 DJ Delorie <dj@redhat.com>
9727 * exec-tool.in: Use an environment variable (private) instead of a
9728 file (shared) as a semaphore, so as to not break parallel builds.
9730 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
9732 * optabs.c (maybe_encapsulate_block): Remove.
9733 (emit_libcall_block): Adjust accordingly.
9734 * optabs.h (maybe_encapsulate_block): Remove prototype.
9736 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
9737 Don't use maybe_encapsulate_block.
9739 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
9741 * config/rs6000/rs6000.c (rs6000_legitimize_address,
9742 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
9743 rtx is a SYMBOL_REF before calling get_pool_constant.
9745 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
9747 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
9749 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
9751 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
9752 rather than OS names to choose INO_T_EQ definition.
9753 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
9754 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
9756 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
9759 * config/darwin-f.c: New.
9760 * config/t-darwin: Added rule to build darwin-f.o.
9761 * config.gcc: Defined new variable, fortran_target_objs.
9762 (*-*-darwin*): Set fortran_target_objs.
9763 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
9764 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
9765 * configure: Regenerated.
9767 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
9770 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
9771 canonical type if needed.
9773 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
9775 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
9777 2008-05-29 Richard Guenther <rguenther@suse.de>
9779 PR tree-optimization/36343
9780 PR tree-optimization/36346
9781 PR tree-optimization/36347
9782 * tree-flow.h (clobber_what_p_points_to): Declare.
9783 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
9784 pointed-to variable is dereferenced is irrelevant to whether
9785 the pointer can access the pointed-to variable.
9786 (clobber_what_p_points_to): New function.
9787 * tree-ssa-alias.c (set_initial_properties): Use it.
9788 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
9789 call clobber check for NMTs.
9791 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
9793 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
9794 for printing gcov_type.
9796 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
9798 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
9799 and the eh region information.
9800 * value-prof.c (gimple_move_stmt_histograms): New function.
9801 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
9803 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
9805 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
9807 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
9809 * value-prof.c (tree_ic_transform): Print counts.
9810 * tree-profile.c (tree_gen_ic_func_profiler):
9811 Clear __gcov_indreict_call_callee variable to avoid misattribution
9814 2008-05-28 Rafael Espindola <espindola@google.com>
9816 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
9819 2008-05-28 Richard Guenther <rguenther@suse.de>
9821 PR tree-optimization/36339
9822 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
9823 and clobbering code out of the loop.
9825 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
9827 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
9830 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
9831 s390_contiguous_bitmask_p, s390_symref_operand_p,
9832 s390_check_symref_alignment, s390_reload_larl_operand,
9833 s390_reload_symref_address): New functions.
9834 (s390_branch_condition_mnemonic): Support compare and branch
9836 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
9837 and 'W' constraints.
9838 (s390_secondary_reload): Add secondary reloads for unaligned
9839 symbol refs or symbol refs to floating point or QI/TI mode
9841 (legitimate_address_p): Accept symbol references as addresses.
9842 (s390_expand_insv): Use rotate and insert selected bits
9843 instruction for insv when building for z10.
9844 (print_operand_address): Handle symbol ref addresses.
9845 (print_operand): Output modifier 'c' added for signed byte values.
9846 (s390_encode_section_info): Mark symbol refs with
9847 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
9849 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
9850 (length attribute): RRF, RRR have 4 byte length.
9851 (FPALL, INTALL): New mode iterators added.
9852 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
9853 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
9854 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
9855 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
9856 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
9857 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
9858 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
9859 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
9861 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
9862 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
9863 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
9864 reload<INTALL:mode><P:mode>_toreg_z10,
9865 reload<FPALL:mode><P:mode>_tomem_z10,
9866 reload<FPALL:mode><P:mode>_toreg_z10,
9867 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
9868 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
9869 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
9870 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
9872 (movmem, clrmem, cmpmem): New splitters added.
9874 * config/s390/predicates.md (larl_operand): Use
9875 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
9876 SYMBOL_REF_ALIGN1_P.
9877 (s390_signed_integer_comparison,
9878 s390_unsigned_integer_comparison): New predicates.
9880 * config/s390/s390-protos.h (s390_check_symref_alignment,
9881 s390_contiguous_bitmask_p, s390_reload_larl_operand,
9882 s390_reload_symref_address,
9883 s390_compare_and_branch_condition_mask): Prototypes added.
9885 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
9886 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
9887 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
9889 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
9891 * config/s390/s390.c (z10_cost): New cost function for z10.
9892 (s390_handle_arch_option, override_options): Support -march=z10 switch.
9893 (s390_issue_rate): Adjust issue rate for z10.
9894 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
9895 (processor_flags): Add PF_Z10.
9896 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
9897 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
9898 * gcc/config.gcc: Add z10.
9900 2008-05-28 Richard Guenther <rguenther@suse.de>
9902 PR tree-optimization/36291
9903 * tree-flow. h (struct gimple_df): Remove var_anns member.
9904 * tree-flow-inline.h (gimple_var_anns): Remove.
9905 (var_ann): Simplify.
9906 * tree-dfa.c (create_var_ann): Simplify.
9907 (remove_referenced_var): Clear alias info from var_anns of globals.
9908 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
9909 (delete_tree_ssa): Clear alias info from var_anns of globals.
9910 Do not free var_anns.
9911 (var_ann_eq): Remove.
9912 (var_ann_hash): Likewise.
9914 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
9916 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
9917 and loongson2f entries.
9918 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
9919 * config/mips/mips.h (processor_type): Add Loongson-2E
9920 and Loongson-2F entries.
9921 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
9922 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
9923 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
9924 * doc/invoke.texi (MIPS Options): Document loongson2e
9925 and loongson2f processor names.
9927 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
9931 * config/i386/i386.c (ix86_function_arg_boundary): Use
9932 alignment of canonical type.
9933 (ix86_expand_vector_move): Check unaligned memory access for
9936 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
9938 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
9939 Moved to the front of file.
9941 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
9942 H.J. Lu <hongjiu.lu@intel.com>
9944 * dwarf2out.c (current_fde): New.
9946 (lookup_cfa:): Likewise.
9947 (dwarf2out_end_epilogue): Likewise.
9948 (dwarf2out_note_section_used): Likewise.
9950 2008-05-27 Michael Matz <matz@suse.de>
9953 * c.opt (Wenum-compare): New warning option.
9954 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
9956 2008-05-27 Michael Matz <matz@suse.de>
9959 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
9961 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
9962 into memory as tail calls.
9964 2008-05-27 Richard Guenther <rguenther@suse.de>
9966 PR tree-optimization/36339
9967 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
9968 pointers cause all addressable variables to be call clobbered.
9970 2008-05-27 Richard Guenther <rguenther@suse.de>
9972 PR tree-optimization/36245
9973 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
9975 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
9977 * config/s390/s390.md: Replace all occurences of the 'm'
9978 constraint with 'RT'.
9980 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
9982 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
9984 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
9986 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
9987 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
9988 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
9990 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
9992 * reload.c: (find_reloads): Skip alternatives according to the
9993 "enabled" attribute. Constify the constraint variable.
9994 * recog.c (get_attr_enabled): Add default implementation.
9995 (extract_insn): Set the alternative_enabled_p array
9996 in the recog_data struct.
9997 (preprocess_constraints, constrain_operands): Skip
9998 alternatives according to the "enabled" attribute
9999 * recog.h (struct recog_data): New field alternative_enabled_p.
10000 (skip_alternative): New inline function.
10001 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
10002 (record_reg_classes): Skip alternative according to the
10003 "enabled" attribute.
10005 * doc/md.texi: Add documention for the "enabled" attribute.
10007 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10009 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
10010 * postreload.c (reload_cse_simplify_operands): Replace 'm'
10011 constraint with TARGET_MEM_CONSTRAINT.
10012 * recog.c (asm_operand_ok, preprocess_constraints,
10013 constrain_operands): Likewise.
10014 * regclass.c (record_reg_classes): Likewise.
10015 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
10016 * reload1.c (maybe_fix_stack_asms): Likewise.
10017 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
10018 * recog.h: Adjust comment.
10019 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
10020 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
10021 * doc/md.texi: Add a note to description of 'm' constraint.
10022 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
10024 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
10026 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
10027 that the bitfield is of integral type before testing its precision.
10029 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10030 Sa Liu <saliu@de.ibm.com>
10032 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
10033 __modti3, __udivti3, __umodti3 and __udivmodti4.
10034 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
10035 that implement TImode mul and div functions.
10036 * config/spu/multi3.c: New. Implement __multi3.
10037 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
10038 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
10041 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
10043 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
10044 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
10045 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
10046 tls_sysv_suffix): New mode and mode attribute iterators.
10047 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
10048 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
10049 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
10050 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
10051 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
10054 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
10056 PR tree-optimization/36329
10057 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
10058 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
10059 * cgraphbuild.c (initialize_inline_failed): Use the latter
10060 macro in lieu of the former.
10061 * ipa-inline.c (cgraph_mark_inline): Likewise.
10062 (cgraph_decide_inlining_of_small_function): Likewise.
10063 (cgraph_decide_inlining): Likewise.
10064 (cgraph_decide_inlining_incrementally): Likewise.
10066 2008-05-26 Tristan Gingold <gingold@adacore.com>
10067 Anatoly Sokolov <aesok@post.ru>
10069 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
10070 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
10071 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
10072 optimization for 'avr6' architecture.
10074 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
10077 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
10079 2008-05-26 Richard Guenther <rguenther@suse.de>
10081 * tree-ssa-sccvn.c (expr_has_constants): Declare.
10082 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
10084 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
10086 PR middle-end/36253
10087 * caller-save.c (insert_restore): Verify alignment of spill space.
10088 (insert_save): Likewise.
10089 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
10090 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
10091 (STACK_SLOT_ALIGNMENT): Likewise.
10092 * function.c (LOCAL_ALIGNMENT): Removed.
10093 (get_stack_local_alignment): New.
10094 (assign_stack_local): Use it. Set alignment on stack slot.
10095 (assign_stack_temp_for_type): Use get_stack_local_alignment.
10096 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
10097 (STACK_SLOT_ALIGNMENT): New.
10098 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
10099 stack slot in XFmode.
10101 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
10103 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
10106 * config/i386/i386.md (allocate_stack_worker_64): Make sure
10107 argument operand in rax isn't removed.
10109 2008-05-26 Richard Guenther <rguenther@suse.de>
10111 PR middle-end/36300
10112 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
10113 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
10115 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10118 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
10120 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
10122 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
10123 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
10125 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
10127 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
10128 build a trampoline if we don't want one.
10129 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
10130 return zero for nested functions if we don't want a trampoline.
10132 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10134 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
10136 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10139 * c.opt: Removed undocumented option '-lang-fortran'.
10140 * c-common.h: Removed global variable 'lang_fortran'.
10141 * c-opts.c (c_common_handle_option): Removed code to handle
10142 option '-lang-fortran'. Updated includes.
10143 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
10144 definition of '__GFORTRAN__'.
10145 (define__GNUC__): Reimplemented to use BASEVER and
10146 cpp_define_formatted.
10147 (builtin_define_with_value_n): Removed.
10148 * c-incpath.h: Renamed to ...
10149 * incpath.h: ... this.
10150 * c-incpath.c: Renamed to ...
10151 * incpath.c: ... this. Updated includes.
10152 * fix-header.c: Updated includes.
10153 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
10154 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
10155 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
10157 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
10159 * tree.h: Update the table of flags used on tree nodes.
10160 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
10161 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
10162 (FORCED_LABEL): Add access check.
10163 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
10164 (ASM_INPUT_P): Likewise.
10165 (ASM_VOLATILE_P): Likewise.
10166 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
10167 (OMP_SECTION_LAST): Access private_flag directly.
10168 (OMP_RETURN_NOWAIT): Likewise.
10169 (OMP_PARALLEL_COMBINED): Likewise.
10170 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
10171 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
10172 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
10173 deprecated_flag directly.
10175 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
10177 * final.c (frame_pointer_needed): Removed.
10178 * flags.h (frame_pointer_needed): Likewise.
10180 * function.h (rtl_data): Add frame_pointer_needed.
10181 (frame_pointer_needed): New.
10183 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
10185 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
10187 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
10189 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
10192 2008-05-25 Alan Modra <amodra@bigpond.net.au>
10194 * c-common.c (strip_array_types): Move function to..
10196 (get_inner_array_type): Delete.
10197 * c-common.h (strip_array_types): Move declaration to..
10199 (get_inner_array_type): Delete.
10200 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
10201 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
10202 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
10203 * config/pa/pa.c (emit_move_sequence): Likewise.
10205 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
10207 * config/i386/i386.md (*sse_prologue_save_insn): Set length
10210 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
10212 * function.c: Include target hook for nonlocal_goto frame value.
10214 2008-05-24 Richard Guenther <rguenther@suse.de>
10216 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
10217 variable can be only accessed through a pointer or a union.
10219 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10221 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
10222 * doc/extend.texi: Likewise.
10224 2008-05-23 DJ Delorie <dj@redhat.com>
10226 * config/m32c/jump.md (untyped_call): Add.
10228 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
10229 for A24 to PSImode.
10230 (m32c_address_cost): Detail costs for indirect offsets.
10232 2008-05-23 Rafael Espindola <espindola@google.com>
10234 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
10235 if a node is a SUBREG.
10236 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
10239 2008-05-23 Paul Brook <paul@codesourcery.com>
10240 Carlos O'Donell <carlos@codesourcery.com>
10242 * doc/extend.texi: Clarify use of __attribute__((naked)).
10243 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
10244 * target.h (gcc_target): Add allocate_stack_slots_for_args.
10245 * function.c (use_register_for_decl): Use
10246 targetm.calls.allocate_stack_slots_for_args.
10247 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
10248 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
10249 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
10251 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
10253 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
10255 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
10257 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
10258 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
10259 is only rounded once.
10261 2008-05-23 Richard Guenther <rguenther@suse.de>
10263 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
10265 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
10266 Jakub Jelinek <jakub@redhat.com>
10269 * configure.ac: Handle --enable-cld.
10270 * configure: Regenerated.
10271 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
10272 * config/i386/i386.h (struct machine_function): Add needs_cld field.
10273 (ix86_current_function_needs_cld): New define.
10274 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
10275 (cld): New isns pattern.
10276 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
10277 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
10278 * config/i386/i386.opt (mcld): New option.
10279 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
10280 TARGET_CLD and ix86_current_function_needs_cld.
10281 (override_options): Use -mcld by default for 32-bit code if
10284 * doc/install.texi (Options specification): Document --enable-cld.
10285 * doc/invoke.texi (Machine Dependent Options)
10286 [i386 and x86-64 Options]: Add -mcld option.
10287 (Intel 386 and AMD x86-64 Options): Document -mcld option.
10289 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
10290 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
10291 (return_in_memory_64): Likewise.
10292 (return_in_memory_ms_64): Likewise.
10294 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10296 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
10297 * builtins.c (fold_builtin_fpclassify): New.
10298 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
10299 * builtins.def (BUILT_IN_FPCLASSIFY): New.
10300 * c-common.c (handle_type_generic_attribute): Adjust to accept
10301 fixed arguments before an elipsis.
10302 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
10303 * doc/extend.texi: Document __builtin_fpclassify.
10305 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
10307 * omp-low.c (gate_expand_omp_ssa): Remove.
10308 (pass_expand_omp_ssa): Remove.
10309 (gate_expand_omp): Do not check for flag_openmp_ssa.
10310 * common.opt (-fopenmp-ssa): Remove.
10311 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
10313 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
10315 * config/sh/sh.opt (mfixed-range): New option.
10316 * config/sh/sh-protos.h (sh_fix_range): Declare.
10317 * config/sh/sh.c (sh_fix_range): New function.
10318 * config/sh/sh.h (sh_fixed_range_str): Declare.
10319 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
10321 * doc/invoke.texi (SH Options): Document -mfixed-range.
10323 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
10325 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
10326 it before the redeclaration.
10328 2008-05-22 Anatoly Sokolov <aesok@post.ru>
10330 * config/avr/avr.c (get_sequence_length): Add new function.
10331 (expand_prologue, expand_epilogue): Remove duplicate code.
10333 2008-05-22 Rafael Espindola <espindola@google.com>
10335 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
10338 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
10340 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
10341 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
10343 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
10344 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
10345 (vect_update_misalignment_for_peel): Likewise.
10346 (vector_alignment_reachable_p): Likewise.
10347 * tree-vect-transform.c (vectorizable_load): Likewise.
10348 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
10349 (get_vectype_for_scalar_type): Pass mode of scalar_type
10350 to UNITS_PER_SIMD_WORD.
10352 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
10353 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
10354 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
10355 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
10356 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
10358 2008-05-22 Ira Rosen <irar@il.ibm.com>
10360 PR tree-optimization/36293
10361 * tree-vect-transform.c (vect_transform_strided_load): Don't check
10362 if the first load must be skipped because of a gap.
10364 2008-05-22 Richard Guenther <rguenther@suse.de>
10366 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
10367 more cases of offset disambiguation that is possible if
10368 strict-aliasing rules apply.
10369 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
10370 for basic offset and type-based disambiguation.
10372 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10374 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
10375 ix86_expand_vector_set on V16QImode for SSE4.1.
10377 2008-05-21 Tom Tromey <tromey@redhat.com>
10379 * c.opt (Wimport): Mark as undocumented.
10380 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
10382 (Warning Options): Likewise.
10383 * doc/cppopts.texi: Don't mention -Wimport.
10385 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
10387 PR tree-optimization/36287
10388 PR tree-optimization/36286
10389 * lambda-code.c (build_access_matrix): Do not use the loop->num
10390 for computing the number of induction variables: use the loop depth
10393 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
10396 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
10397 option -f(no-)leading-underscore.
10399 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10401 * config/i386/i386.c (ix86_expand_vector_init_general): Use
10402 GET_MODE_NUNITS (mode).
10404 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
10406 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
10407 (-mmulhw): Add 464 to description.
10408 (-mdlmzb): Likewise.
10409 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
10410 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
10412 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
10413 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
10414 * config/rs6000/rs6000.md: Update comments for 464.
10416 2008-05-21 Janis Johnson <janis187@us.ibm.com>
10418 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
10420 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10422 * config/i386/sse.md (vec_extractv4sf): Removed.
10423 (vec_extractv2df): Likewise.
10424 (vec_extractv2di): Likewise.
10425 (vec_extractv4si): Likewise.
10426 (vec_extractv8hi): Likewise.
10427 (vec_extractv16qi): Likewise.
10428 (vec_extract<mode>): New.
10430 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10432 * config/i386/sse.md (vec_setv4sf): Removed.
10433 (vec_setv2df): Likewise.
10434 (vec_setv2di): Likewise.
10435 (vec_setv4si): Likewise.
10436 (vec_setv8hi): Likewise.
10437 (vec_setv16qi): Likewise.
10438 (vec_set<mode>): New.
10440 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10442 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
10443 goto for vec_concat and vec_interleave.
10445 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10447 * config/i386/sse.md (vec_initv4sf): Removed.
10448 (vec_initv2df): Likewise.
10449 (vec_initv2di): Likewise.
10450 (vec_initv4si): Likewise.
10451 (vec_initv8hi): Likewise.
10452 (vec_initv16qi): Likewise.
10453 (vec_init<mode>): New.
10455 2008-05-21 Joseph Myers <joseph@codesourcery.com>
10457 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
10459 2008-05-21 Tom Tromey <tromey@redhat.com>
10461 * ggc-zone.c (lookup_page_table_if_allocated): New function.
10462 (zone_find_object_offset): Likewise.
10463 (gt_ggc_m_S): Likewise.
10464 (highest_bit): Likewise.
10465 * ggc-page.c (gt_ggc_m_S): New function.
10466 * stringpool.c (string_stack): Remove.
10467 (init_stringpool): Update.
10468 (ggc_alloc_string): Use ggc_alloc.
10469 (maybe_delete_ident): New function.
10470 (ggc_purge_stringpool): Likewise.
10471 (gt_ggc_m_S): Remove.
10472 * ggc-common.c (ggc_protect_identifiers): New global.
10473 (ggc_mark_roots): Call ggc_purge_stringpool. Use
10474 ggc_protect_identifiers.
10475 * ggc.h (ggc_protect_identifiers): Declare.
10476 (gt_ggc_m_S): Update.
10477 (ggc_purge_stringpool): Declare.
10478 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
10479 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
10481 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
10483 2008-05-21 David S. Miller <davem@davemloft.net>
10485 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
10488 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
10490 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
10493 2008-05-20 David Daney <ddaney@avtrex.com>
10495 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
10496 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
10497 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
10498 UNSPEC_UPDATE_GOT_VERSION): Renumber.
10499 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
10500 (atomic_hiqi_op): New define_code_iterator.
10501 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
10502 mips_expand_compare_and_swap_12.
10503 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
10504 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
10505 (sync_<optab><mode>, sync_old_<optab><mode>,
10506 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
10507 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
10508 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
10509 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
10510 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
10511 (test_and_set_12): New insn.
10512 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
10513 sync_new_<optab><mode>, sync_old_nand<mode>,
10514 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
10515 clobber to operand 0 for SI and DI mode insns.
10516 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
10517 mips_gen_fn_4): New typedefs.
10518 (mips_gen_fn_ptrs): Define new union type.
10519 (mips_expand_compare_and_swap_12): Remove declaration.
10520 (mips_expand_atomic_qihi): Declare function.
10521 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
10522 (mips_expand_atomic_qihi): ... this. Use new generator function
10524 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
10525 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
10526 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
10527 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
10528 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
10529 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
10530 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
10531 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
10532 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
10533 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
10536 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
10538 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
10541 2008-05-20 Anatoly Sokolov <aesok@post.ru>
10543 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
10544 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
10545 (avr_attribute_table): Add 'OS_main' function attribute.
10546 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
10547 functions with 'OS_main' attribute.
10549 2008-05-20 Richard Guenther <rguenther@suse.de>
10551 PR tree-optimization/35204
10552 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
10553 helper, split out from ...
10554 (DFS): ... here. Make the DFS walk non-recursive.
10556 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
10557 Jan Sjodin <jan.sjodin@amd.com>
10559 PR tree-optimization/36181
10560 * tree-parloops.c (loop_has_vector_phi_nodes): New.
10561 (parallelize_loops): Don't parallelize when the loop has vector
10564 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
10565 Sebastian Pop <sebastian.pop@amd.com>
10567 * tree-loop-linear.c (gather_interchange_stats): Look in the access
10568 matrix, and never look at the tree representation of the memory
10570 (linear_transform_loops): Computes parameters and access matrices.
10571 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
10573 (access_matrix_get_index_for_parameter): New.
10574 * tree-data-ref.h (struct access_matrix): New.
10575 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
10576 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
10577 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
10578 am_vector_index_for_loop): New.
10579 (struct data_reference): Add field access_matrix.
10580 (DR_ACCESS_MATRIX): New.
10581 (compute_data_dependences_for_loop): Update declaration.
10582 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
10583 * lambda.h (lambda_vector_vec_p): Declared.
10584 * lambda-code.c: Depend on pointer-set.h.
10585 (lambda_collect_parameters_from_af, lambda_collect_parameters,
10586 av_for_af_base, av_for_af, build_access_matrix,
10587 lambda_compute_access_matrices): New.
10588 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
10590 2008-05-20 Joseph Myers <joseph@codesourcery.com>
10592 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
10593 $SOURCEDIR/include.
10595 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
10596 Sebastian Pop <sebastian.pop@amd.com>
10598 PR tree-optimization/36206
10599 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
10601 (instantiate_scev_1): Rename flags to fold_conversions.
10602 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
10603 outeside instantiation_loop.
10604 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
10605 (evolution_function_is_affine_or_constant_p): Removed.
10606 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
10608 (analyze_siv_subscript): Pass in the loop nest number.
10609 Call evolution_function_is_affine_in_loop instead of
10610 evolution_function_is_affine_p.
10611 (analyze_overlapping_iterations): Pass in the loop nest number.
10613 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
10614 Sebastian Pop <sebastian.pop@amd.com>
10616 PR tree-optimization/36206
10617 * tree-chrec.h (chrec_fold_op): New.
10618 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
10621 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
10623 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
10625 (remove_duplicates): Do not set inode on non-inode systems.
10628 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
10630 * config.gcc (tm_file): Update comments about relative pathnames.
10632 2008-05-20 Richard Guenther <rguenther@suse.de>
10634 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
10635 * tree-ssa-sccvn.c (process_scc): Likewise.
10636 * tree-ssa-sink.c (execute_sink_code): Likewise.
10637 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
10638 * tree-vrp.c (process_assert_insertions): Likewise.
10639 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
10640 (perform_tree_ssa_dce): Likewise.
10641 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
10642 (dump_dominator_optimization_stats): Likewise.
10643 * tree-vectorizer.c (vectorize_loops): Likewise.
10645 2008-05-20 Richard Guenther <rguenther@suse.de>
10647 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
10649 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
10651 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
10652 (ix86_i386elf_return_in_memory): Likewise.
10653 (ix86_i386interix_return_in_memory): Likewise.
10654 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
10655 (SUBTARGET_RETURN_IN_MEMORY): New.
10656 * config/i386/i386elf.h: Likewise.
10657 * config/i386/ptx4-i.h: Likewise.
10658 * config/i386/sol2-10.h: Likewise.
10659 * config/i386/sysv4.h: Likewise.
10660 * config/i386/vx-common.h: Likewise.
10661 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
10662 * config/i386/i386.c (ix86_return_in_memory): Made static and
10663 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
10664 (ix86_i386elf_return_in_memory): Removed.
10665 (ix86_i386interix_return_in_memory): Removed.
10666 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
10667 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
10669 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
10671 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
10673 2008-05-19 Xinliang David Li <davidxl@google.com>
10675 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
10677 * common.opt: Ditto.
10678 * doc/invoke.texi: Ditto.
10680 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
10682 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
10683 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
10685 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
10687 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
10688 sizes of operand array from 8/4 to 4/2.
10689 (ix86_expand_vector_init_general): Change size of operand array
10690 from 32 to 16. Remove op0, op1 and half_mode.
10692 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
10694 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
10695 (ix86_expand_vector_init_interleave): Likewise.
10696 (ix86_expand_vector_init_general): Use them. Assert
10697 word_mode == SImode when n_words == 4.
10699 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
10701 * config/i386/i386.c (ix86_secondary_reload): New static function.
10702 (TARGET_SECONDARY_RELOAD): New define.
10703 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
10704 * config/i386/i386.md (reload_outqi): Remove.
10706 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10708 PR middle-end/35509
10709 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
10710 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
10711 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
10712 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
10713 (fold_builtin_1): Likewise.
10714 * builtins.def (BUILT_IN_ISINF_SIGN): New.
10715 c-common.c (check_builtin_function_arguments): Handle
10716 BUILT_IN_ISINF_SIGN.
10717 * doc/extend.texi: Document __builtin_isinf_sign.
10718 * fold-const.c (operand_equal_p): Handle COND_EXPR.
10720 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
10722 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
10723 EH cleanup at the end of the pass, search for those that have been
10724 turned into forwarder blocks and do the cleanup on their successor.
10726 2008-05-18 Richard Guenther <rguenther@suse.de>
10728 * tree-cfg.c (verify_gimple_expr): Allow conversions from
10729 pointers to sizetype and vice versa.
10731 2008-05-18 Xinliang David Li <davidxl@google.com>
10733 * gcc/tree-ssa-dce.c: Coding style fix.
10734 (check_pow): Documentation comment.
10735 (check_log): Documenation comment. Coding style fix.
10736 (is_unnecessary_except_errno_call): Ditto.
10737 (gen_conditions_for_pow): Ditto.
10738 (gen_conditions_for_log): Ditto.
10739 (gen_shrink_wrap_conditions): Ditto.
10740 (shrink_wrap_one_built_in_calls): Ditto.
10741 * gcc/doc/invoke.texi: Better documentation string.
10742 * ChangeLog: Fix wrong change log entries from
10743 May 17 checkin on function call DCE.
10745 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
10747 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
10749 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
10751 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
10752 * df-problems.c (simulation routines): Fixed block comment to
10753 properly say how to add forwards scanning functions.
10755 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
10757 * tree-inline.c (setup_one_parameter): Remove dead code.
10759 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
10761 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
10762 a BIT_AND_EXPR only for an INTEGER_TYPE.
10764 2008-05-17 Xinliang David Li <davidxl@google.com>
10766 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
10767 (check_pow, check_log, is_unnecessary_except_errno_call): New
10768 functions to check for eliminating math functions that are pure
10769 except for setting errno.
10770 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
10771 general condition expressions for shrink-wrapping pow/log calls.
10772 (gen_shrink_wrap_conditions): Ditto.
10773 (shrink_wrap_one_built_in_call): Ditto.
10774 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
10775 (mark_operand_necessary): If debugging, output if OP is necessary.
10776 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
10778 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
10780 * gcc/common.opt: New user flag -ftree-builtin-dce.
10781 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
10783 2008-05-16 David S. Miller <davem@davemloft.net>
10785 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
10786 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
10788 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
10791 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
10793 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10795 * ifcvt.c (dead_or_predicable): Rename
10796 df_simulate_one_insn_backwards to df_simulate_one_insn.
10797 * recog.c (peephole2_optimize): Ditto.
10798 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
10800 * df.h: Rename df_simulate_one_insn_backwards to
10801 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
10802 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
10803 scanning of defs and uses.
10804 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
10805 (df_simulate_one_insn_forwards): Removed.
10807 2008-05-16 Doug Kwan <dougkwan@google.com>
10809 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
10811 (real_from_string): Handle NaNs and Inf as approriate.
10813 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
10815 * doc/gty.texi (Source Files Containing Type Information): Note
10816 that headers should appear first in the gtfiles list.
10818 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10820 * tree.def (COND_EXEC): Properly documented this code.
10822 2008-05-16 Diego Novillo <dnovillo@google.com>
10824 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
10825 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
10828 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10830 * tree-ssa-dse (max_stmt_uid): Removed.
10831 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
10832 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
10833 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
10834 * function.h (cfun.last_stmt_uid): New field.
10835 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
10836 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
10838 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
10839 (create_stmt_ann): Initialize the ann->uid field.
10840 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
10842 * tree-flow.h (renumber_gimple_stmt_uids): New function.
10844 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
10846 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
10847 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
10848 (init_empty_tree_cfg): Call it.
10850 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10852 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
10855 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10857 * doc/invoke.text (-fdump-tree-*-verbose): New option.
10858 * tree-dump.c (dump_options): New verbose option.
10859 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
10861 * tree-pass.h (TDF_VERBOSE): New dump flag.
10862 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
10863 (tree-flow.h): Added include.
10864 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
10866 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
10868 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
10870 From Jie Zhang <jie.zhang@analog.com>
10871 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10872 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
10873 mcpu=bf561-none and mcpu=bf561-0.2.
10874 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10875 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
10876 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10877 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
10878 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
10879 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
10880 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
10882 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
10883 (cputype_selected): Remove.
10884 (bfin_handle_option): Don't use cputype_selected.
10885 (override_options): When no mcpu option, enable all workarounds.
10886 Don't use bfin_workarounds.
10887 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
10889 (DEFAULT_CPU_TYPE): Don't define.
10891 2008-05-16 Richard Guenther <rguenther@suse.de>
10893 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
10894 on deletion of the last stmt.
10896 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
10898 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
10899 V8HImode for SSE2 and V16QImode for SSE4.1.
10901 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
10903 * cgraph.h (compute_inline_parameters): Made public.
10904 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
10905 variable_generate_summary, function_write_summary,
10906 variable_write_summary, variable_read_summary. Added generate_summary,
10907 write_summary, read_summary.
10908 * cgraphunit.c (cgraph_process_new_functions): Changed call from
10909 pass_ipa_inline.function_generate_summary, to
10910 compute_inline_parameters.
10911 * ipa-inline.c (compute_inline_parameters): Made public and added
10913 (compute_inline_parameters_for_current): New function.
10914 (pass_inline_param): Now calls compute_inline_parameters_for_current.
10915 (inline_generate_summary): Removed parameter and made to loop over
10917 (pass_ipa_inline): Updated for new IPA_PASS structure.
10918 * passes.c (execute_ipa_summary_passes): Now is called once per
10919 pass rather than once per node*pass.
10921 2008-05-15 Anatoly Sokolov <aesok@post.ru>
10923 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
10924 avr_have_mul_p, avr_asm_only_p): Remove variables.
10925 (avr_override_options): Remove initialization of removed variables.
10926 (avr_file_start): Convert removed variables to fields of
10927 'struct base_arch_s *avr_current_arch'.
10928 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
10929 (AVR_HAVE_MUL): (Ditto.).
10930 (AVR_HAVE_MOVW): (Ditto.).
10931 (AVR_HAVE_LPMX): (Ditto.).
10932 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
10933 avr_asm_only_p): Remove declaration.
10935 2008-05-15 Diego Novillo <dnovillo@google.com>
10937 * config/arm/arm.c (arm_return_in_memory): Fix return type.
10938 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
10940 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
10942 PR middle-end/36194
10943 * combine.c (check_conversion): Rename back to check_promoted_subreg.
10944 Don't call record_truncated_value from here.
10945 (record_truncated_value): Turn it into a for_each_rtx callback.
10946 (record_truncated_values): New function.
10947 (combine_instructions): Call note_uses with record_truncated_values.
10948 Change name of check_conversion to check_promoted_subreg.
10950 2008-05-15 Janis Johnson <janis187@us.ibm.com>
10952 * doc/sourcebuild.texi: Document support for torture tests.
10954 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
10956 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
10957 to alternative 4 of operand 2.
10959 2008-05-15 Richard Guenther <rguenther@suse.de>
10961 * tree-pass.h (current_pass): Declare.
10962 (get_pass_for_id): Likewise.
10963 * passes.c (passes_by_id, passes_by_id_size): New globals.
10964 (set_pass_for_id): New function.
10965 (get_pass_for_id): Likewise.
10966 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
10967 (execute_function_todo): Flush per function statistics.
10968 * toplev.c (compile_file): Init statistics.
10969 (general_init): Do early statistics initialization.
10970 (finalize): Finish statistics.
10971 * statistics.h (statistics_early_init): Declare.
10972 (statistics_init): Likewise.
10973 (statistics_fini): Likewise.
10974 (statistics_fini_pass): Likewise.
10975 (statistics_counter_event): Likewise.
10976 (statistics_histogram_event): Likewise.
10977 * statistics.c: New file.
10978 * Makefile.in (OBJS-common): Add statistics.o.
10979 (statistics.o): Add dependencies.
10980 * doc/invoke.texi (-fdump-statistics): Document.
10982 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
10983 (insert): Likewise.
10984 (execute_pre): Use statistics_counter_event.
10985 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
10986 (substitute_and_fold): Increment it. Use statistics_counter_event.
10988 2008-05-15 Diego Novillo <dnovillo@google.com>
10990 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
10992 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
10993 * tree-ssa-alias.c (new_type_alias): Remove references to
10994 sub-variables from comment.
10995 * tree-ssa-operands.c (swap_tree_operands): Likewise.
10997 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
10999 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
11000 attribute to 1 only for insertps alternative.
11002 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
11004 * config/bfin/bfin.md (loadbytes): New pattern.
11005 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
11006 (bfin_init_builtins): Initialize it.
11007 (bdesc_1arg): Add it.
11009 2008-05-15 Sa Liu <saliu@de.ibm.com>
11011 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
11012 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
11013 * testsuite/lib/target-supports.exp: Add
11014 check_effective_target_fortran_integer_16.
11016 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
11018 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
11019 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
11020 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
11021 (TARGET_RETURN_IN_MEMORY): Define.
11023 2008-05-15 Richard Guenther <rguenther@suse.de>
11025 PR middle-end/36244
11026 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
11027 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
11028 represent unmodifiable vars.
11030 2008-05-15 Richard Guenther <rguenther@suse.de>
11032 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
11033 INDIRECT_REF and TARGET_MEM_REF.
11034 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
11037 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
11038 H.J. Lu <hongjiu.lu@intel.com>
11040 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
11041 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
11042 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
11043 insn alternatives. Add missing alternatives.
11044 (*vec_concatv2di_rex64_sse4_1): Likewise.
11045 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
11046 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
11047 Require TARGET_SSE.
11049 2008-05-15 Richard Guenther <rguenther@suse.de>
11051 PR tree-optimization/36009
11052 PR tree-optimization/36204
11053 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
11054 (determine_invariantness_stmt): Record the loop a store is
11055 always executed in.
11056 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
11059 2008-05-15 Richard Guenther <rguenther@suse.de>
11061 PR tree-optimization/34330
11062 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
11063 through the pointer will alias the SMT.
11065 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
11067 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
11069 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
11071 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
11073 2008-05-14 Michael Meissner <michael.meissner@amd.com>
11074 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11076 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
11077 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
11078 (vashl_optab): New optab for vector/vector shifts.
11079 (vashr_optab): Ditto.
11080 (vlshr_optab): Ditto.
11081 (vrotl_optab): Ditto.
11082 (vrotr_optab): Ditto.
11083 (optab_subtype): New enum for optab_for_tree_code call.
11084 (optab_for_tree_code): Add enum optab_subtype argument.
11086 * optabs.c (optab_for_tree_code): Take an additional argument to
11087 distinguish between a vector shift by a scalar and vector shift by
11088 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
11089 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
11090 vector shift by a vector.
11091 (expand_widen_pattern_expr): Pass additional argument to
11092 optab_for_tree_code.
11094 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
11095 vrotl_optab, vrotr_optab.
11097 * expr.c (expand_expr_real_1): Update calls to
11098 optab_for_tree_code to distinguish between vector shifted by a
11099 scalar and vector shifted by a vector.
11100 * tree-vectorizer.c (supportable_widening_operation): Ditto.
11101 (supportable_narrowing_operation): Ditto.
11102 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
11103 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
11104 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
11105 (vect_create_epilog_for_reduction): Ditto.
11106 (vectorizable_reduction): Ditto.
11107 (vectorizable_operation): Ditto.
11108 (vect_strided_store_supported): Ditto.
11109 (vect_strided_load_supported): Ditto.
11110 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11111 * expmed.c (expand_shift): Ditto.
11113 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
11115 (ashr@var{m}3): Ditto.
11116 (vashl@var{m}3): Document new vector/vector shift standard name.
11117 (vashr@var{m}3): Ditto.
11118 (vlshr@var{m}3): Ditto.
11119 (vrotl@var{m}3): Ditto.
11120 (vrotr@var{m}3): Ditto.
11122 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
11123 (PPERM_INVERT): Ditto.
11124 (PPERM_REVERSE): Ditto.
11125 (PPERM_REV_INV): Ditto.
11126 (PPERM_ZERO): Ditto.
11127 (PPERM_ONES): Ditto.
11128 (PPERM_SIGN): Ditto.
11129 (PPERM_INV_SIGN): Ditto.
11130 (PPERM_SRC1): Ditto.
11131 (PPERM_SRC2): Ditto.
11133 * config/i386/sse.md (mulv2di3): Add SSE5 support.
11134 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
11135 allows a memory operand to be the value being added, and split it
11136 to improve vectorization.
11137 (sse5_pmacsdqh_mem): Ditto.
11138 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
11139 (sse5_mulv2div2di3_high): Ditto.
11140 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
11141 (vec_pack_trunc_v4si): Ditto.
11142 (vec_pack_trunc_v2di): Ditto.
11143 (sse5_pcmov_<mode>): Remove code that tried to use use
11144 andps/andnps instead of pcmov.
11145 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
11146 pmacsdqh instructions.
11147 (vec_widen_smult_lo_v4si): Ditto.
11149 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
11150 (PPERM_INVERT): Ditto.
11151 (PPERM_REVERSE): Ditto.
11152 (PPERM_REV_INV): Ditto.
11153 (PPERM_ZERO): Ditto.
11154 (PPERM_ONES): Ditto.
11155 (PPERM_SIGN): Ditto.
11156 (PPERM_INV_SIGN): Ditto.
11157 (PPERM_SRC1): Ditto.
11158 (PPERM_SRC2): Ditto.
11159 (ix86_expand_sse_movcc): Move the SSE5 test after the if
11161 (ix86_expand_int_vcond): If SSE5 generate all possible integer
11163 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
11164 says ignore whether the last reference is a memory operand.
11166 2008-05-14 Michael Meissner <michael.meissner@amd.com>
11167 Paolo Bonzini <bonzini at gnu dot org>
11169 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
11172 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
11173 (vlshr<mode>3): Rename from vlshr<mode>3.
11174 (vashr<mode>3): Rename from vashr<mode>3.
11175 (mulv4sf3): Change the names of vector shift patterns.
11179 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
11182 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
11207 * config/spu/spu.md (v): New iterator macro to add v for vector types.
11208 (floatunssidf2_internal): Change vector/vector shift names.
11209 (floatunsdidf2_internal): Ditto.
11216 (vashl<mode>3): Rename from ashl<mode>3.
11217 (vashr<mode>3): Rename from ashr<mode>3.
11218 (vlshr<mode>3): Rename from lshr<mode>3.
11219 (vrotl<mode>3): Rename from rotl<mode>3.
11221 2008-05-14 Michael Meissner <michael.meissner@amd.com>
11224 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
11225 multiply gives the wrong value when doing widening multiplies.
11226 (vec_widen_smult_lo_v4si): Ditto.
11228 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
11230 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
11231 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
11232 emit_library_call_value.
11233 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
11234 * tree.h (ECF_LIBCALL_BLOCK): Removed.
11235 * calls.c (initialize_argument_information, precompute_arguments,
11236 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
11237 (precompute_arguments): Removed flags parameter.
11238 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
11240 2008-05-14 Richard Guenther <rguenther@suse.de>
11242 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
11243 Make sure to register the store if the use is a PHI_NODE.
11245 2008-05-14 Olivier Hainque <hainque@adacore.com>
11247 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
11248 memory if the component is to be referenced in BLKmode according
11249 to get_inner_reference.
11251 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
11253 * calls.c (emit_library_call_value_1): Restore code clearing
11254 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
11256 2008-05-14 Olivier Hainque <hainque@adacore.com>
11257 Nicolas Roche <roche@adacore.com>
11259 * configure.ac: Add support for a "gcc_subdir" variable in
11260 config-lang.in, to denote a subdirectory where the language/GCC
11261 integration files are to be found.
11262 * configure: Regenerate.
11264 2008-05-14 Ira Rosen <irar@il.ibm.com>
11266 PR tree-optimization/36098
11267 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
11268 value for the first load in the group in case of a gap.
11269 (vect_build_slp_tree): Check that there are no gaps in loads.
11271 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
11273 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
11274 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
11275 expand_copysign_bit, ): Change call to emit_no_conflict_block to
11276 emit_insn and remove unneeded code to construct extra args.
11277 (emit_no_conflict_block): Removed.
11278 * optabls.h: (emit_no_conflict_block): Removed.
11279 * cse.c (cse_extended_basic_block): Remove search for
11280 REG_NO_CONFLICT note.
11281 * global.c: Removed incorrect comment added in revision 117.
11282 * expr.c (convert_move): Change call to emit_no_conflict_block to
11284 * recog.c: Change comments so that they do not mention
11286 * local_alloc.c (combine_regs): Removed last parameter.
11287 (no_conflict_p): Removed.
11288 (block_alloc): Removed note, no_conflict_combined_regno and set
11289 local vars. Removed all code to process REG_NO_CONFLICT blocks.
11290 (combine_regs): Removed already_dead and code to look for
11291 REG_NO_CONFLICT notes.
11292 * lower_subreg (remove_retval_note): Removed code to look for
11293 REG_NO_CONFLICT block.
11294 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
11295 (resolve_clobber): Remove code to process libcalls that have
11296 REG_NO_CONFLICT notes.
11297 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
11299 * combine.c (can_combine_p, distribute_notes): Removed
11300 REG_NO_CONFLICT case.
11301 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
11303 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
11304 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
11306 * reg-notes.def (NO_CONFLICT): Removed.
11308 2008-05-14 David S. Miller <davem@davemloft.net>
11310 * config/sparc/sparc.c (sparc_profile_hook): If
11311 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
11312 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
11313 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
11315 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
11317 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
11319 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
11322 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
11323 and op1 expansion before vector concat to have less live pseudos.
11325 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
11327 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
11328 ix86_expand_vector_set if supported.
11330 2008-05-13 Diego Novillo <dnovillo@google.com>
11331 Kenneth Zadeck <zadeck@naturalbridge.com>
11333 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
11335 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
11336 phinodes_print_statistics, init_ssanames, fini_ssanames,
11337 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
11338 release_ssa_name, release_defs, replace_ssa_name_symbol,
11339 ssanames_print_statistics): Move ...
11340 * tree-flow.h: ... here.
11341 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
11342 Use FN instead of cfun.
11343 (make_ssa_name_fn): Rename from make_ssa_name.
11344 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
11345 * tree-flow-inline.h (make_ssa_name): Move from
11346 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
11347 * omp-low.c (expand_omp_parallel):
11348 * tree-flow-inline.h (redirect_edge_var_map_result):
11349 * tree-ssa.c (init_tree_ssa): Add argument FN.
11350 Use it instead of cfun. Update all users.
11352 2008-05-13 Tom Tromey <tromey@redhat.com>
11354 PR preprocessor/22168:
11355 * doc/cpp.texi (Top): Update menu.
11356 (Alternatives to Wrapper #ifndef): New node.
11357 (Other Directives): Document deprecation.
11358 (Obsolete Features): Remove menu.
11359 (Assertions): Merge node into Obsolete Features.
11360 (Obsolete once-only headers): Move earlier; rename to Alternatives
11361 to Wrapper #ifndef.
11362 * doc/cppopts.texi: Update.
11363 * c.opt (Wdeprecated): Enable for C and ObjC.
11364 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
11365 (C++ Dialect Options): Move -Wno-deprecated from here to...
11366 (Warning Options): ... here.
11368 2008-05-13 Richard Guenther <rguenther@suse.de>
11370 PR middle-end/36227
11371 * fold-const.c (fold_sign_changed_comparison): Do not allow
11372 changes in pointer-ness.
11374 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
11377 * config/sh/sh.c (sh_expand_prologue): Don't clear
11378 RTX_FRAME_RELATED_P for push insns.
11380 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
11382 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
11384 2008-05-12 Anatoly Sokolov <aesok@post.ru>
11386 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
11387 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
11388 Use 'machine->is_leaf' instead of 'leaf_func_p'.
11390 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
11392 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
11393 (*vec_concatv4sf_sse): This.
11394 (*sse2_concatv2si): Renamed to ...
11395 (*vec_concatv2si_sse2): This.
11396 (*sse1_concatv2si): Renamed to ...
11397 (*vec_concatv2si_sse): This.
11398 (*vec_concatv2di_rex): Renamed to ...
11399 (*vec_concatv2di_rex64): This.
11400 (*vec_concatv2si_sse4_1): New.
11401 (*vec_concatv2di_rex64_sse4_1): Likewise.
11403 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
11405 PR rtl-optimization/36111
11406 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
11407 that was created for swappable operands.
11409 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
11412 * Makefile.in: Substitute GNATMAKE and GNATBIND.
11413 * configure.ac: Add call to ACX_PROG_GNAT.
11415 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
11417 * optc-gen.awk: Fix comment typo.
11419 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11421 * pretty-print.c (pp_integer_with_precision): Use
11422 HOST_LONG_LONG_FORMAT.
11424 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
11426 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
11428 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
11430 * config/i386/i386.c (bdesc_ptest): Removed.
11431 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
11432 (bdesc_args): Add __builtin_ia32_ptestz128,
11433 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
11434 (ix86_init_mmx_sse_builtins): Updated.
11435 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
11436 (ix86_expand_builtin): Updated.
11438 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
11440 * tree-cfg.c (valid_fixed_convert_types_p): New function.
11441 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
11443 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
11445 * value-prof.c (interesting_stringop_to_profile): Do not
11446 return early for BUILT_IN_MEMPCPY.
11448 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
11450 * calls.c (expand_call): Don't use callgraph to increase
11451 preferred_stack_boundary.
11453 * cgraph.h (cgraph_rtl_info): Use unsigned on
11454 preferred_incoming_stack_boundary.
11456 * final.c (rest_of_clean_state): Use unsigned on
11457 preferred_stack_boundary.
11459 2008-05-09 Tom Tromey <tromey@redhat.com>
11461 PR preprocessor/22231:
11462 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
11465 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
11467 PR tree-optimization/36129
11468 * tree-ssa-ccp.c: Include value-prof.h.
11469 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
11470 built-in function was folded to a constant.
11471 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
11473 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
11474 Sebastian Pop <sebastian.pop@amd.com>
11476 * tree-scalar-evolution.c: Document instantiate_scev.
11477 (instantiate_parameters_1): Renamed instantiate_scev_1.
11478 Don't use the same loop for instantiation_loop and evolution_loop.
11479 (instantiate_scev): New.
11480 (instantiate_parameters): Moved...
11481 (resolve_mixers): Update call to instantiate_scev_1 to pass the
11482 same loop twice. Maintains the semantics for this function.
11483 * tree-scalar-evolution.h (instantiate_scev): Declare.
11484 (instantiate_parameters): ...here. Now static inline.
11485 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
11486 instead of resolve_mixers.
11488 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11490 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
11492 2008-05-09 Tomas Bily <tbily@suse.cz>
11494 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
11495 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
11496 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11497 * c-common.c (c_common_truthvalue_conversion): Likewise.
11498 * tree-object-size.c (compute_object_offset): Likewise.
11499 * tree-inline.c (estimate_num_insns_1): Likewise.
11500 * varasm.c (const_hash_1, compare_constant, copy_constant)
11501 (compute_reloc_for_constant, output_addressed_constants)
11502 (initializer_constant_valid_p): Likewise.
11503 * c-omp.c (check_omp_for_incr_expr): Likewise.
11504 * gimplify.c (gimplify_expr): Likewise.
11505 * c-typeck.c (c_finish_return): Likewise.
11506 * tree-vectorizer.c (supportable_widening_operation)
11507 (supportable_narrowing_operation): Likewise.
11508 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
11509 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
11510 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11511 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
11512 (descr_info_loc): Likewise.
11513 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11514 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
11515 (fold_unary): Likewise.
11516 * builtins.c (get_pointer_alignment): Likewise.
11517 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
11518 (instantiate_parameters_1): Likewise.
11519 * tree.c (expr_align, stabilize_reference): Likewise.
11520 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
11521 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
11522 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
11523 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11524 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
11525 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
11527 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
11528 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
11529 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
11530 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
11531 (forward_propagate_comparison)
11532 (tree_ssa_forward_propagate_single_use_vars): Likewise.
11533 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
11534 * emit-rtl.c (component_ref_for_mem_expr)
11535 (set_mem_attributes_minus_bitpos): Likewise.
11536 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11537 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
11539 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
11540 (build_function_call, pointer_diff, build_compound_expr)
11541 (c_finish_return): Likewise.
11542 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
11543 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
11545 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
11546 * expr.c (is_aligning_offset): Likewise.
11547 * tree-ssa-alias.c (is_escape_site): Likewise.
11548 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
11549 (check_all_va_list_escapes): Likewise.
11550 * tree-ssa-loop-ivopts.c (determine_base_object)
11551 (determine_common_wider_type): Likewise.
11552 * dojump.c (do_jump): Likewise.
11553 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
11554 * tree-gimple.c (is_gimple_cast): Likewise.
11555 * fold-const.c (decode_field_reference, )
11556 (fold_sign_changed_comparison, fold_unary, fold_comparison)
11557 (fold_binary): Likewise.
11558 * tree-ssa-alias-warnings.c (find_alias_site_helper)
11559 (already_warned_in_frontend_p): Likewise.
11560 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
11561 * tree.c (really_constant_p, get_unwidened): Likewise.
11562 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
11563 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
11564 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
11566 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
11568 (CONVERT_EXPR_P): Define.
11569 (CASE_CONVERT): Define.
11571 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11573 PR middle-end/36117
11574 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
11575 (delete_unmarked_insns): When deleting a call, call
11576 delete_unreachable_blocks.
11577 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
11578 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
11580 2008-05-08 Richard Guenther <rguenther@suse.de>
11582 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
11583 (-ftree-salias): Likewise.
11584 (salias-max-implicit-fields): Remove param documentation.
11585 (salias-max-array-elements): Likewise.
11586 * tree-pass.h (pass_create_structure_vars): Remove.
11587 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
11588 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
11589 * tree-ssa-alias.c (create_structure_vars): Remove.
11590 (gate_structure_vars): Likewise.
11591 (pass_create_structure_vars): Likewise.
11592 (gate_build_alias): Likewise.
11593 (pass_build_alias): Adjust to run always and dump the function.
11594 * common.opt (ftree-salias): Hide.
11595 * passes.c (init_optimization_passes): Remove
11596 pass_create_structure_vars, adjust comment.
11597 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
11598 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
11599 * opts.c (decode_options): Do not set flag_tree_salias.
11600 (common_handle_option): Add OPT_ftree_salias to the backward
11601 compatibility section.
11603 2008-05-08 Richard Guenther <rguenther@suse.de>
11605 * tree-flow-inline.h (var_can_have_subvars): Move ...
11606 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
11607 * tree-flow.h (var_can_have_subvars): Remove.
11608 (push_fields_onto_fieldstack): Remove.
11609 (sort_fieldstack): Likewise.
11610 (struct fieldoff): Move ...
11611 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
11612 alias_set and base_for_components fields.
11613 (sort_fieldstack): Make static.
11614 (push_fields_onto_fieldstack): Likewise. Remove code that
11615 handles anything but RECORD_TYPEs. Remove alias_set and
11616 base_for_components handling.
11617 (create_variable_info_for): Adjust.
11619 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
11621 * common.opt (Wframe-larger-than=): Shorten the help message
11623 * doc/invoke.texi (Wframe-larger-than=): Add more description.
11625 2008-05-08 Rafael Espindola <espindola@google.com>
11627 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
11629 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
11630 trap and that both operands are gimple values.
11631 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
11632 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
11635 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
11637 * read-rtl.c (join_c_conditions): Return the first string if the
11638 two strings are equal.
11640 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
11642 * gensupport.h (pred_data): Add a "num_codes" field.
11643 (add_predicate_code): Declare.
11644 * gensupport.c (add_predicate_code): New function.
11645 (std_pred_table): Add an "allows_const_p" field.
11646 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
11647 Remove the (incomplete) list of such codes from the codes field.
11648 (init_predicate_table): Use add_predicate_code. Add all
11649 RTX_CONST_OBJs if allows_const_p is true.
11650 * genrecog.c (process_define_predicate): Use add_predicate_code.
11652 2008-05-08 David Daney <ddaney@avtrex.com>
11653 Richard Sandiford <rsandifo@nildram.co.uk>
11655 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
11656 special case of constant zero operands.
11657 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
11658 old and new values. Special case constant zero values.
11659 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
11661 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
11662 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
11664 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
11667 * simplify-rtx.c (simplify_plus_minus): Create CONST of
11668 similar RTX_CONST_OBJ before CONST_INT.
11670 2008-05-08 Steve Ellcey <sje@cup.hp.com>
11672 * stmt.c (expand_stack_restore): Change sa mode if needed.
11674 2008-05-08 Richard Guenther <rguenther@suse.de>
11676 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
11677 return type to bool.
11678 (ix86_sol10_return_in_memory): Likewise.
11679 (ix86_i386elf_return_in_memory): Likewise.
11680 (ix86_i386interix_return_in_memory): Likewise.
11681 * config/i386/i386.c (ix86_return_in_memory): Likewise.
11682 (ix86_sol10_return_in_memory): Likewise.
11683 (ix86_i386elf_return_in_memory): Likewise.
11684 (ix86_i386interix_return_in_memory): Likewise.
11686 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
11689 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
11691 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
11692 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
11695 2008-05-08 Richard Guenther <rguenther@suse.de>
11697 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
11698 * tree-data-ref.h (struct dr_alias): Remove subvars field.
11699 (DR_SUBVARS): Remove.
11700 * tree-dfa.c (dump_subvars_for): Remove.
11701 (debug_subvars_for): Likewise.
11702 (dump_variable): Do not dump subvars.
11703 (remove_referenced_var): Do not remove subvars.
11704 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
11705 (lookup_subvars_for_var): Remove.
11706 (get_subvars_for_var): Likewise.
11707 (get_subvars_at): Likewise.
11708 (get_first_overlapping_subvar): Likewise.
11709 (overlap_subvar): Likewise.
11710 * tree-flow.h (subvar_t): Remove.
11711 (struct var_ann_d): Remove subvars field.
11712 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
11713 argument. Remove special handling of SFTs.
11714 (compute_tag_properties): Likewise.
11715 (set_initial_properties): Likewise.
11716 (compute_call_clobbered): Likewise.
11717 (count_mem_refs): Likewise.
11718 (compute_memory_partitions): Likewise.
11719 (compute_flow_insensitive_aliasing): Likewise.
11720 (setup_pointers_and_addressables): Likewise.
11721 (new_type_alias): Likewise.
11722 (struct used_part): Remove.
11723 (used_portions): Likewise.
11724 (struct used_part_map): Likewise.
11725 (used_part_map_eq): Likewise.
11726 (used_part_map_hash): Likewise.
11727 (free_used_part_map): Likewise.
11728 (up_lookup): Likewise.
11729 (up_insert): Likewise.
11730 (get_or_create_used_part_for): Likewise.
11731 (create_sft): Likewise.
11732 (create_overlap_variables_for): Likewise.
11733 (find_used_portions): Likewise.
11734 (create_structure_vars): Likewise.
11735 * tree.def (STRUCT_FIELD_TAG): Remove.
11736 * tree.h (MTAG_P): Adjust.
11737 (struct tree_memory_tag): Remove base_for_components and
11738 unpartitionable flags.
11739 (struct tree_struct_field_tag): Remove.
11740 (SFT_PARENT_VAR): Likewise.
11741 (SFT_OFFSET): Likewise.
11742 (SFT_SIZE): Likewise.
11743 (SFT_NONADDRESSABLE_P): Likewise.
11744 (SFT_ALIAS_SET): Likewise.
11745 (SFT_UNPARTITIONABLE_P): Likewise.
11746 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
11747 (union tree_node): Remove sft field.
11748 * alias.c (get_alias_set): Remove special handling of SFTs.
11749 * print-tree.c (print_node): Remove handling of SFTs.
11750 * tree-dump.c (dequeue_and_dump): Likewise.
11751 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
11752 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
11753 * tree-predcom.c (set_alias_info): Do not set subvars.
11754 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
11755 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
11756 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
11757 (add_vars_for_offset): Remove.
11758 (add_virtual_operand): Remove special handling of SFTs.
11759 (add_call_clobber_ops): Likewise.
11760 (add_call_read_ops): Likewise.
11761 (get_asm_expr_operands): Likewise.
11762 (get_modify_stmt_operands): Likewise.
11763 (get_expr_operands): Likewise.
11764 (add_to_addressable_set): Likewise.
11765 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
11766 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11767 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
11768 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
11769 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
11770 (tree_node_structure): Likewise.
11771 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
11773 (find_what_p_points_to): Likewise.
11775 2008-05-08 Sa Liu <saliu@de.ibm.com>
11777 * config/spu/spu.md: Fixed subti3 pattern.
11779 2008-05-08 Richard Guenther <rguenther@suse.de>
11781 PR middle-end/36154
11782 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
11783 sure to create a representative for trailing arrays for PTA.
11785 2008-05-08 Richard Guenther <rguenther@suse.de>
11787 PR middle-end/36172
11788 * fold-const.c (operand_equal_p): Two objects which types
11789 differ in pointerness are not equal.
11791 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
11793 * calls.c (compute_argument_block_size): Add argument tree fndecl.
11794 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
11795 (emit_library_call_value_1): Add new variable fndecl initialized by
11796 NULL_TREE. It should be the decl type of orgfun, but this information
11797 seems not to be available here, so it uses the default calling abi.
11798 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
11799 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
11800 by TARGET_RETURN_IN_MEMORY.
11801 * config/i386/i386-interix.h: Likewise.
11802 * config/i386/i386.h: Likewise.
11803 * config/i386/i386elf.h: Likewise.
11804 * config/i386/ptx4-i.h: Likewise.
11805 * config/i386/sol2-10.h: Likewise.
11806 * config/i386/sysv4.h: Likewise.
11807 * config/i386/vx-common.h: Likewise.
11808 * config/cris/cris.h: Removed #if 0 clause.
11809 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
11810 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
11812 (ix86_sol10_return_in_memory): Likewise.
11813 (ix86_i386elf_return_in_memory): New.
11814 (ix86_i386interix_return_in_memory): New.
11815 * config/mt/mt-protos.h (mt_return_in_memory): New.
11816 * config/mt/mt.c: Likewise.
11817 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
11818 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
11819 * config/bfin/bfin.h: Likewise.
11820 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
11822 * config/bfin/bfin.c: Likewise.
11823 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
11824 * config/alpha/unicosmk.h: Likewise.
11825 * config/i386/cygming.h: Likewise.
11826 * config/iq2000/iq2000.h: Likewise.
11827 * config/mips/mips.h: Likewise.
11828 * config/mn10300/mn10300.h: Likewise.
11829 * config/rs6000/rs6000.h: Likewise.
11830 * config/score/score.h: Likewise.
11831 * config/spu/spu.h: Likewise.
11832 * config/v850/v850.h: Likewise.
11833 * defaults.h: Likewise.
11834 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
11835 * expr.c (emit_block_move): Adjust use of
11836 OUTGOING_REG_PARM_STACK_SPACE.
11837 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
11838 OUTGOING_REG_PARM_STACK_SPACE.
11839 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
11841 2008-05-08 Jakub Jelinek <jakub@redhat.com>
11843 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
11844 on OMP_RETURN for OMP_FOR.
11847 * dwarf2out.c (dw_expand_expr, common_check): Removed.
11848 (fortran_common): New function.
11849 (gen_variable_die): Call fortran_common instead of common_check,
11850 adjust for it returning tree instead of rtx. Formatting.
11852 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
11856 * see.c (see_copy_insn): Copy new pure const attributes for new call.
11857 * c-decl.c (merge_decls): Ditto.
11858 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
11859 to RTL_CONST_OR_PURE_CALL_P.
11860 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
11861 Initialized DECL_LOOPING_CONST_PURE.
11862 (process_call_operands): Set tree_side_effects properly.
11863 * tree.h (TREE_READONLY_DECL_P): Removed.
11864 (DECL_IS_PURE): Renamed to DECL_PURE_P.
11865 (DECL_LOOPING_OR_CONST_P): New macro.
11866 (struct tree_function_decl): Added looping_const_or_pure_p.
11867 (ECF_*) Renumbered.
11868 (ECF_LOOPING_OR_CONST_P): New macro.
11869 * rtlanal.c (pure_const_p): Removed.
11870 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
11871 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
11872 to RTL_CONST_CALL_P.
11873 * ipa-pure-const.c (pure_const_state_e): Added looping field.
11874 (check_decl, check_tree, check_call, scan_function): Initialize
11876 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
11877 (static_execute): Set looping true for recursive functions.
11878 Undo setting state to IPA_NEITHER for recursive functions.
11879 * cse.c (cse_insn):
11880 * ifcvt.c (noce_can_store_speculate_p): Changed
11881 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
11882 RTL_CONST_OR_PURE_CALL_P.
11883 * dse.c (scan_insn): Ditto.
11884 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
11885 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
11886 RTL_CONST_OR_PURE_CALL_P.
11887 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
11888 pure_call_p to RTL_CONST_CALL_P.
11889 * gimplify.c (gimplify_call_expr): Clear side effects for
11890 non-looping pure and constant calls.
11891 * calls.c (emit_call_1): Set rtl flags from ecf flags.
11892 (flags_from_decl_or_type): Set ecf flags from decl flags.
11893 (initialize_argument_information): Turn off
11894 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
11895 Change const to pure if callee_copies is true rather than just
11897 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
11898 way of marking pure calls.
11899 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
11900 Remove hack that was supposed to fix pr7335 and remove old
11901 way of marking pure calls.
11902 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
11903 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
11904 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
11905 RTL_CONST_OR_PURE_CALL_P.
11906 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
11907 * loop-invariant.c (find_exits, find_invariant_bb): Changed
11908 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
11909 * sched-deps.c (schedule_analyze): Ditto.
11910 * rtl.h (struct rtx_def): Use call field, unchanging field, and
11911 return_val field of calls to represent pure and const function info.
11912 (CONST_OR_PURE_CALL_P): Deleted macro.
11913 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
11914 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
11915 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
11917 * tree-optimize.c (execute_fixup_cfg): Added test for
11918 ECF_LOOPING_CONST_OR_PURE.
11919 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
11921 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
11922 effects for looping pure or const calls.
11923 (verify_gimple_expr): Added verification code.
11924 * config/alpha/alpha.c (alpha_legitimize_address,
11925 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
11927 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
11928 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
11929 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
11930 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
11931 RTL_CONST_OR_PURE_CALL_P.
11932 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
11933 and const calls to be deleted.
11935 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
11938 * config/i386/mmx.md (mmx_subv2sf3): New expander.
11939 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
11940 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
11941 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
11942 to handle nonimmediate operands.
11943 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
11944 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
11945 to handle nonimmediate operands.
11946 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
11947 (mmx_pmulhrwv4hi3): New expander. Use
11948 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11949 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
11950 (sse2_umulv1siv1di3): New expander. Use
11951 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11952 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
11953 (mmx_eq<mode>3): New expander. Use
11954 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11955 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
11956 (mmx_uavgv8qi3): New expander. Use
11957 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11958 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
11959 (mmx_uavgv4hi3): New expander. Use
11960 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11962 * config/i386/sse.md
11963 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
11964 to handle nonimmediate operands.
11965 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
11966 to handle nonimmediate operands.
11967 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
11968 to handle nonimmediate operands.
11969 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
11970 to handle nonimmediate operands.
11971 (sse2_unpckhpd_exp): New expander. Use
11972 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11973 (sse2_unpcklpd_exp): New expander. Use
11974 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11975 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
11976 to handle nonimmediate operands.
11977 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
11978 to handle nonimmediate operands.
11979 (*sse2_<plusminus_insn><mode>3): Rename from
11980 sse2_<plusminus_insn><mode>3 insn pattern.
11981 (sse2_<plusminus_insn><mode>3): New expander. Use
11982 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11983 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
11984 (sse2_umulv2siv2di3): New expander. Use
11985 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11986 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
11987 (sse4_1_mulv2siv2di3): New expander. Use
11988 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11989 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
11990 (sse2_pmaddwd): New expander. Use
11991 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11992 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
11993 (sse2_eq<mode>3): New expander. Use
11994 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11995 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
11996 (sse4_1_eqv2di3): New expander. Use
11997 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11998 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
11999 (sse2_uavgv16qi3): New expander. Use
12000 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12001 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
12002 (sse2_uavgv16qi3): New expander. Use
12003 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12004 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
12005 (sse2_uavgv8hi3): New expander. Use
12006 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12007 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
12008 (ssse3_pmulhrswv8hi3): New expander. Use
12009 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12010 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
12011 (ssse3_pmulhrswv4hi3): New expander. Use
12012 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12014 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
12015 (<sse>_vmmul<mode>3): Ditto.
12016 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
12018 (ssse3_pmaddubsw128): Use register_operand for operand 1.
12019 (ssse3_pmaddubsw): Ditto.
12021 * config/i386/i386.c (struct_builtin_description)
12022 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
12023 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
12024 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
12025 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
12026 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
12027 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
12028 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
12029 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
12030 (ix86_fixup_binary_operands): Assert that src1
12031 and src2 must have the same mode when swapped.
12032 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
12033 and ix86_binary_operator_ok. Do not force operands in registers
12036 2008-05-07 Jan Hubicka <jh@suse.cz>
12038 * cgraph.c (dump_cgraph_node): Update.
12039 * cgraph.h (cgraph_local_info): Break out inline summary.
12040 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
12042 * ipa-inline (inline_summary): New accestor function.
12043 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
12044 cgraph_decide_inlining, compute_inline_parameters): Update.
12045 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
12047 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12049 Cleanup ColdFire scheduling support and add V4 pipeline model.
12051 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
12052 (define_attr cpu): Add cfv4 value.
12053 (define_attr type, define_attr type1): Merge into a single 'type'
12054 attribute. Update all uses.
12055 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
12056 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
12058 (define_attr opx_mem, define_attr opy_mem): Remove.
12059 (define_attr op_mem): Clean up, update comment.
12060 (define_attr size): Use specific values instead of general int.
12061 (define_attr guess, define_attr split): Remove. Update all uses.
12062 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
12063 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
12064 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
12065 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
12066 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
12067 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
12068 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
12069 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
12070 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
12071 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
12072 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
12073 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
12074 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
12075 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
12076 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
12077 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
12078 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
12079 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
12080 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
12081 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
12082 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
12083 Update or set attributes.
12084 (stack_tie): New fake instruction.
12086 * config/m68k/m68k.h (TUNE_CFV4): New macro.
12087 (m68k_sched_attr_size): Update declaration.
12088 (m68k_sched_attr_type2): Remove.
12089 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
12090 Declare new bypass predicates.
12092 * config/m68k/m68k.c (m68k_sched_issue_rate,
12093 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
12095 (TARGET_SCHED_ISSUE_RATE,
12096 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
12097 (override_options): Handle scheduling for ColdFire V4 core.
12098 (m68k_expand_prologue): Emit stack_tie.
12099 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
12100 'OP_TYPE_FPN'. Update all uses.
12101 (sched_guess_p): Remove.
12102 (sched_address_type): Handle symbolic addresses.
12103 (sched_get_operand): New static function.
12104 (sched_operand_type): Merge into sched_attr_op_type.
12105 (sched_attr_op_type): Handle FP registers, handle quick constants,
12107 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
12108 (m68k_sched_attr_size): Update. Move logic to ...
12109 (sched_get_attr_size_int): New static function.
12110 (sched_get_opxy_mem_type): New static function.
12111 (m68k_sched_attr_op_mem): Update.
12112 (m68k_sched_attr_type2): Remove.
12113 (sched_cfv4_bypass_data): New static variable.
12114 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
12115 (m68k_sched_issue_rate): Implement scheduler hook.
12116 (struct _sched_ib: enabled_p): New field.
12117 (m68k_sched_variable_issue): Update. Handle V4.
12118 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
12119 sched_dump_class_func_t, sched_dump_split_class,
12120 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
12121 sched_dump_dfa_class, m68k_sched_dump): Remove.
12122 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
12124 (m68k_sched_init_global): Remove statisctics dumping, introduce
12125 sanity check that all instructions have pipeline reservations. Handle
12127 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
12128 Handle ColdFire V4 core.
12129 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
12130 New static functions.
12131 (m68k_sched_address_bypass_p): New bypass predicate.
12132 (sched_get_indexed_address_scale): New static function.
12133 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
12135 * cf.md: Update comments.
12136 (define_attr type2): Remove. Use 'type' attribute instead.
12138 (cf_ib): Rename to cfv123_ib. Update all uses.
12139 (cf_oep): Rename to cfv123_oep. Update all uses.
12140 (cf_chr): Rename to cfv123_chr. Update all uses.
12141 (cf_mem): Rename to cfv123_mem. Update all uses.
12142 (cf_mac): Move to more appropriate place.
12143 (cfv123_guess): New automaton and cpu_unit.
12144 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
12145 Update uses of 'size' attribute. Handle before reload scheduling.
12146 (cfv123_guess): New dummy reservation for unhandled instructions.
12147 (cfv4_*): Pipeline description of ColdFire V4 core.
12148 (ignore): New reservation to handle 'ignore' type.
12150 2008-05-07 Ian Lance Taylor <iant@google.com>
12152 PR middle-end/36013
12153 * gimplify.c (find_single_pointer_decl_1): Don't look through
12155 (find_single_pointer_decl): Adjust comments.
12157 2008-05-07 Jakub Jelinek <jakub@redhat.com>
12159 PR middle-end/36137
12160 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
12161 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
12163 PR middle-end/36106
12164 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
12165 integral type rather than floating point, then VIEW_CONVERT_EXPR
12166 to the floating point type.
12168 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
12170 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
12171 TFmode op0 to register.
12173 2008-05-07 Alan Modra <amodra@bigpond.net.au>
12175 * c-decl.c (grokdeclarator): Comment typo.
12177 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
12179 * tree-flow.h: Remove prototype for computed_goto_p.
12180 * tree-cfg.c (computed_goto_p): Make static.
12182 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
12185 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
12186 (contains_aligned_value_p): This. Handle _Decimal128.
12187 (ix86_function_arg_boundary): Only align _Decimal128 to its
12188 natural boundary and handle it properly.
12190 2008-05-06 Martin Jambor <mjambor@suse.cz>
12192 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
12193 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
12194 (ipcp_method_set_orig_node): Removed.
12195 (ipcp_cval_get_cvalue_type): Removed.
12196 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
12197 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
12198 (ipcp_cval_set_cvalue_type): Removed.
12199 (ipcp_cval_get_cvalue): Removed.
12200 (ipcp_cval_set_cvalue): Removed.
12201 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
12202 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
12203 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
12204 (ipcp_cval_meet): Renamed to ipa_lattice_meet
12205 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
12206 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
12207 (ipcp_get_ith_lattice): Changed parameters.
12208 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
12209 (ipcp_lattice_from_jfunc): Changed parameters.
12210 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
12211 (ipcp_method_cval_print): Added temporary variable info.
12212 (ipcp_redirect): Removed already unused local variable caller.
12213 (ipcp_redirect): New temporary variable orig_callee_info
12214 (ipcp_redirect): Removed newly unused local variable callee.
12215 (ipcp_redirect): Removed (a bit confusing) local variable type.
12216 (ipcp_insert_stage): Added local variable info.
12217 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
12219 (ipcp_formal_create): Removed.
12220 (ipcp_method_cval_set): Removed.
12221 (ipcp_propagate_stage): Renamed lattice variables.
12222 (ipcp_method_cval_set_cvalue_type): Removed.
12223 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
12224 (ipcp_print_all_lattices): Changed printed strings to refer to
12225 lattices rather than cvals.
12226 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
12227 (ipcp_propagate_const): Changed formal parameters.
12228 (build_const_val): Changed formal parameters.
12229 (ipcp_insert_stage): Removed useless variable cvalue
12230 (build_const_val): Changed formal parameters.
12231 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
12232 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
12233 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
12234 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
12235 (ipcp_print_func_profile_counts): Changed string from "method" to
12237 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
12238 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
12239 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
12240 (ipcp_structures_print): Renamed to ipcp_print_all_structures
12241 (ipcp_profile_print): Renamed to ipcp_print_profile_data
12242 (ipcp_lat_is_const): Changed parameters and made inline.
12243 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
12244 (ipcp_redirect): Renamed to ipcp_need_redirect_p
12245 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
12246 the predicate condition directly
12247 (ipcp_propagate_stage): Added local variable args. Removed local
12248 variable callee. (Both are mere code simplifications.)
12249 (ipcp_method_dont_insert_const): Renamed to
12250 ipcp_node_not_modifiable_p.
12251 (ipcp_node_not_modifiable_p): Made inline.
12252 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
12253 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
12254 (ipcp_print_all_lattices): Removed variable cvalue
12255 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
12258 2008-05-06 Olivier Hainque <hainque@adacore.com>
12260 * tree-sra.c (try_instantiate_multiple_fields): Early return
12261 if field has POINTER_TYPE.
12263 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
12265 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
12266 by using 'q' specifier for instruction.
12267 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
12269 2008-05-06 Anatoly Sokolov <aesok@post.ru>
12271 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
12272 Change mode of zero_extract from QImode to HImode.
12273 (sign bit tests peepholes): (Ditto.).
12275 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
12277 * config/i386/mmx.md: Remove double backslashes from asm templates.
12278 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
12279 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12280 to handle nonimmediate operands.
12281 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
12282 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12283 to handle nonimmediate operands.
12284 (*mmx_<code>v2sf3_finite): New insn pattern.
12285 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
12286 (mmx_<code>v2sf3): New expander. Use
12287 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12288 (mmx_<plusminus_insn><mode>3): New expander. Use
12289 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12290 (*mmx_<plusminus_insn><mode>3): New insn pattern.
12291 (mmx_add<mode>3): Removed.
12292 (mmx_ssadd<mode>3): Ditto.
12293 (mmx_usadd<mode>3): Ditto.
12294 (mmx_sub<mode>3): Ditto.
12295 (mmx_sssub<mode>3): Ditto.
12296 (mmx_ussub<mode>3): Ditto.
12297 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
12298 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
12299 to handle nonimmediate operands.
12300 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
12302 (mmx_smulv4hi3_highpart): New expander. Use
12303 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12304 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
12306 (mmx_umulv4hi3_highpart): New expander. Use
12307 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12308 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
12309 (mmx_<code>v4hi3): New expander. Use
12310 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12311 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
12312 (mmx_<code>v8qi3): New expander. Use
12313 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12314 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
12315 (mmx_<code><mode>3): New expander. Use
12316 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12318 2008-05-05 Jan Hubicka <jh@suse.cz>
12320 PR tree-optimization/36118
12321 * passes.c (pass_init_dump_file): Fix dump header.
12323 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12325 PR middle-end/36141
12326 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
12327 VCE for function decls.
12329 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
12331 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
12333 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
12335 * config/i386/i386.md (sat_plusminus): New.
12336 (plusminus_insn): Likewise.
12337 (plusminus_mnemonic): Likewise.
12339 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
12340 (*<addsub><mode>3_cc_overflow): Renamed to ...
12341 (*<plusminus_insn><mode>3_cc_overflow): This.
12342 (*<addsub>si3_zext_cc_overflow): Renamed to ...
12343 (*<plusminus_insn>si3_zext_cc_overflow): This.
12345 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
12346 (<plusminus_insn><mode>3): This.
12347 (*<addsub><mode>3): Renamed to ...
12348 (*<plusminus_insn><mode>3): This.
12349 (<sse>_vm<addsub><mode>3): Renamed to ...
12350 (<sse>_vm<plusminus_insn><mode>3): This.
12351 (sse3_h<addsub>v4sf3): Renamed to ...
12352 (sse3_h<plusminus_insn>v4sf3): This.
12353 (sse3_h<addsub>v2df3): Renamed to ...
12354 (sse3_h<plusminus_insn>v2df3): This.
12355 (<plusminus_insn><mode>3): New.
12356 (*<plusminus_insn><mode>3): Likewise.
12357 (sse2_<plusminus_insn><mode>3): Likewise.
12358 (add<mode>): Removed.
12359 (*add<mode>3): Likewise.
12360 (sse2_ssadd<mode>3): Likewise.
12361 (sse2_usadd<mode>3): Likewise.
12362 (sub<mode>3): Likewise.
12363 (*sub<mode>3): Likewise.
12364 (sse2_sssub<mode>3): Likewise.
12365 (sse2_ussub<mode>3): Likewise.
12367 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
12369 * gthr-single.h: Add in required interface elements as per gthr.h.
12370 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
12371 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
12372 Generalize UNUSED macro.
12373 (__gthread_once): Add.
12374 (__gthread_key_create): Add.
12375 (__gthread_key_delete): Add.
12376 (__gthread_getspecific): Add.
12377 (__gthread_setspecific): Add.
12379 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
12381 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
12382 the same size types for the indirect reference on the rhs, then
12385 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
12387 * config/i386/i386.md
12388 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
12389 one insn template instead of template series.
12390 (*xordi_1_rex64): Ditto.
12391 (*xordi_2_rex64): Ditto.
12393 2008-05-05 Ira Rosen <irar@il.ibm.com>
12395 PR tree-optimization/36119
12396 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
12399 2008-06-04 Jan Hubicka <jh@suse.cz>
12401 tree-optimization/36100
12402 * tree-pass.h (pass_O0_always_inline): Declare.
12403 * ipa-inline.c (inline_transform): Remove dead code.
12404 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12405 pass_O0_always_inline): New.
12406 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
12408 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
12410 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
12411 mnemonic in this_param move for TARGET_64BIT.
12413 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
12415 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
12416 (*strmovsi_rex_1): Ditto.
12417 (*strsetsi_1): Ditto.
12418 (*strsetsi_rex_1): Ditto.
12420 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
12421 adddicc expanders using SWI mode iterator.
12423 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
12426 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
12429 2008-05-04 David S. Miller <davem@davemloft.net>
12431 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
12432 (sparc*-*-linux*): Use linux.h in tm_file.
12433 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
12434 compiler defaulting to 32-bit.
12435 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
12437 * config/sparc/linux.h: Remove definitions now obtained
12438 properly from linux.h
12439 * config/sparc/linux64.h: Likewise.
12440 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
12441 don't want this setting for 32-bit builds in a biarch compiler.
12442 * doc/install.texi: Add sparc-linux to list of targets
12443 supporting --enable-targets=all.
12445 2008-05-03 Andrew Pinski <pinskia@gmail.com>
12447 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
12449 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
12451 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
12452 after V4SI_FTYPE_V8HI.
12453 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
12454 case V4SI_FTYPE_V2DF.
12456 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
12458 * doc/invoke.texi (max-flow-memory-locations): Removed.
12459 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
12461 2008-05-03 Richard Guenther <rguenther@suse.de>
12463 PR middle-end/34973
12464 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
12466 2008-05-02 David S. Miller <davem@davemloft.net>
12468 * config.gcc (need_64bit_hwint): Document libcpp dependency.
12470 2008-05-02 Simon Baldwin <simonb@google.com>
12473 * c-common.h (warn_array_subscript_range): Removed.
12474 * c-common.c (warn_array_subscript_range): Ditto.
12475 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
12476 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
12478 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
12480 * config/i386/i386.c (ix86_special_builtin_type): New.
12481 (bdesc_special_args): Likewise.
12482 (ix86_expand_special_args_builtin): Likewise.
12483 (ix86_init_mmx_sse_builtins): Updated.
12484 (ix86_expand_builtin): Updated.
12485 (ix86_expand_store_builtin): Removed.
12486 (ix86_expand_unop_builtin): Likewise.
12488 * config/i386/mm3dnow.h (__v2sf): Moved to ...
12489 * config/i386/mmintrin.h (__v2sf): Here.
12491 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
12493 (_mm_loadl_pi): Likewise.
12494 (_mm_storeh_pi): Replace __v2si with __v2sf.
12495 (_mm_storel_pi): Likewise.
12497 * doc/extend.texi: Correct __builtin_ia32_loadhps,
12498 __builtin_ia32_loadlps, __builtin_ia32_storehps,
12499 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
12500 __builtin_ia32_loadlpd.
12502 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
12504 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
12505 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
12506 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
12507 (ix86_init_mmx_sse_builtins): Updated.
12508 (ix86_expand_args_builtin): Likewise.
12509 (ix86_expand_builtin): Likewise.
12510 (ix86_expand_unop1_builtin): Renamed to ...
12511 (ix86_expand_unop_vec_merge_builtin): This.
12513 2008-05-01 Jan Hubicka <jh@suse.cz>
12516 * ipa-inline.c (inline_generate_summary): Make static.
12517 (inline_transform): Do not call inlining at -O0; make static.
12518 * passes.c (execute_todo): Add sanity check.
12519 (execute_one_ipa_transform_pass): Execute proper flags.
12521 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
12523 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
12524 (DECL_NONADDRESSABLE_P): Likewise.
12525 * alias.c (record_component_aliases): Fix comment.
12527 2008-05-01 Simon Baldwin <simonb@google.com>
12529 * c-common.h (warn_array_subscript_range): New function.
12530 * c-common.c (warn_array_subscript_range): Ditto.
12531 * tree-vrp.c (check_array_ref): Corrected code to agree with
12532 comment, ignoring only arrays of size 0 or size 1.
12533 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
12535 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12537 * config/i386/i386.c (ix86_builtin_type): Replace
12538 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
12539 (bdesc_args): Updated.
12540 (ix86_init_mmx_sse_builtins): Likewise.
12541 (ix86_expand_args_builtin): Likewise.
12543 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
12546 * doc/extend.texi: Correct __builtin_ia32_palignr.
12548 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12551 * config/i386/i386.c (bdesc_crc32): Removed.
12552 (ix86_expand_crc32): Likewise.
12553 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
12554 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
12555 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
12556 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
12557 UINT_FTYPE_UINT_UCHAR.
12558 (bdesc_args): Updated. Add crc32 builtins.
12559 (ix86_init_mmx_sse_builtins): Updated.
12560 (ix86_expand_args_builtin): Updated to support subreg.
12562 * doc/extend.texi: Correct __builtin_ia32_crc32di.
12564 2008-05-01 Jan Hubicka <jh@suse.cz>
12566 * tree-pass.h (opt_pass): Add IPA_PASS.
12567 (varpool_node, cgraph_node): Forward declare.
12568 (ipa_opt_pass): Define.
12569 (pass_ipa_inline): Turn into ipa_opt_pass.
12570 (pass_apply_inline): Remove.
12571 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
12572 (apply_inline): Turn into ....
12573 (inline_transform): ... this one.
12574 (inline_generate_summary): New function.
12575 (pass_apply_inline): Remove.
12576 * function.h (ipa_opt_pass): Forward declare structure; typedef;
12578 (struct function): Add ipa_transforms_to_apply.
12579 * passes.c (register_one_dump_file): Work on IPA_PASS.
12580 (init_optimization_passes): Remove pass_inline_parameters and
12582 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
12583 (execute_one_pass) ... here; apply transforms when possible.
12584 (add_ipa_transform_pass, execute_ipa_summary_asses,
12585 execute_one_ipa_transform_pass): New.
12586 (execute_ipa_pass_list): Update for IPA_PASS type.
12588 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12590 * config/i386/i386.c (ix86_builtin_type): Add
12591 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
12592 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
12593 (bdesc_args): Add SSE4a builtins.
12594 (ix86_init_mmx_sse_builtins): Updated.
12595 (ix86_expand_args_builtin): Likewise.
12596 (ix86_expand_builtin): Likewise.
12598 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12600 * config/i386/i386.c (ix86_builtin_type): Add
12601 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
12602 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
12603 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
12604 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
12605 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
12606 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
12607 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
12608 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
12609 and DI_FTYPE_DI_DI_INT.
12610 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
12611 (ix86_init_mmx_sse_builtins): Updated.
12612 (ix86_expand_args_builtin): Likewise.
12613 (ix86_expand_builtin): Likewise.
12614 (ix86_expand_binop_imm_builtin): Removed.
12616 * doc/extend.texi: Correct __builtin_ia32_palignr128.
12618 2008-04-30 Richard Guenther <rguenther@suse.de>
12620 PR tree-optimization/32921
12621 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
12623 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
12625 * config/arm/arm.c (arm_unwind_emit): Use
12626 crtl->all_throwers_are_sibcalls instead of
12627 cfun->all_throwers_are_sibcalls.
12628 (arm_output_fn_unwind): Likewise.
12629 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
12630 instead of cfun->uses_pic_offset_table.
12631 (frv_expand_prologue): Likewise.
12632 (frv_frame_pointer_required): Likewise.
12633 (frv_expand_fdpic_call): Likewise.
12634 (frv_emit_movsi): Likewise.
12635 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
12636 cfun->returns_pcc_struct instead of
12637 current_function_returns_pcc_struct.
12638 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
12639 instead of cfun->calls_eh_return.
12640 (m32c_pushm_popm): Likewise.
12641 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
12642 "extern" declaration.
12644 2008-04-30 Richard Guenther <rguenther@suse.de>
12646 PR tree-optimization/21636
12647 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
12649 (evaluate_stmt): Print the likely value.
12650 (ccp_visit_stmt): Avoid excessive vertical spacing.
12652 2008-04-30 Rafael Espindola <espindola@google.com>
12654 * builtins.c (fold_call_expr): Return realret.
12655 * tree-ssa-threadedge.c
12656 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
12657 __builtin_object_size.
12659 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
12661 * gcc.c (wrapper_string): New variable.
12662 (insert_wrapper): New function.
12663 (execute): New option -wrapper.
12664 * doc/invoke.texi (Overall Options): New driver option -wrapper.
12666 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
12668 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
12669 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
12670 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
12672 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
12673 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
12674 config/rs6000/e500crtres64gprctr.asm,
12675 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
12676 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
12677 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
12678 config/rs6000/e500crtsav64gprctr.asm,
12679 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
12680 config/rs6000/e500crtsavg64gprctr.asm: New files.
12681 * config/rs6000/t-ppccomm: Add build rules for new files.
12682 (LIB2FUNCS_STATIC_EXTRA): Add new files.
12683 * config/rs6000/t-netbsd: Add build rules for new files.
12684 (LIB2FUNCS_STATIC_EXTRA): New variable.
12685 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
12686 (CRTSAVRES_DEFAULT_SPEC): Likewise.
12687 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
12689 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
12691 * config/i386/i386.c (ix86_builtin_type): Add
12692 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
12693 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
12694 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
12695 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
12696 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
12697 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
12698 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
12699 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
12700 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
12701 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
12702 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
12703 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
12704 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
12705 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
12706 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
12707 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
12708 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
12709 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
12710 V1DI_FTYPE_V2SI_V2SI.
12711 (bdesc_2arg): Moved to ...
12712 (bdesc_args): Here.
12713 (ix86_init_mmx_sse_builtins): Updated.
12714 (ix86_expand_args_builtin): Updated. Take a pointer
12715 to const struct builtin_description. Handle comparison
12717 (ix86_expand_sse_compare): Take a new argument for swapping operands.
12718 (ix86_expand_builtin): Updated.
12720 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
12721 (ssse3_pmaddubsw128): This.
12722 (ssse3_pmaddubswv4hi3): Renamed to ...
12723 (ssse3_pmaddubsw): This.
12725 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
12726 (__builtin_ia32_packssdw128): Likewise.
12727 (__builtin_ia32_packuswb128): Likewise.
12728 (__builtin_ia32_pmaddubsw): Likewise.
12729 (__builtin_ia32_pmaddubsw128): Likewise.
12731 2008-04-30 Richard Guenther <rguenther@suse.de>
12733 PR tree-optimization/14847
12734 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
12735 (recognize_bits_test): Use it.
12736 (recognize_single_bit_test): Likewise.
12738 2008-04-30 Martin Jambor <mjambor@suse.cz>
12740 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
12741 instead of setting number of formal parameters to zero.
12742 (ipcp_init_stage): Do not set the number of actual parameters to zero
12744 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
12745 which are called with variable number of arguments.
12746 (ipcp_insert_stage): Explicitely skipping all nodes which are
12747 called with variable number of arguments.
12748 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
12749 number of parameters.
12751 * ipa-prop.h (struct ipa_node_params): Added flag
12752 called_with_var_arguments
12753 (ipa_set_param_count): Added. Changed sole setter to use it.
12754 (ipa_get_param_count): Added. All readers of param_count
12755 converted to use it instead.
12756 (ipa_set_called_with_variable_arg): Added.
12757 (ipa_is_called_with_var_arguments): Added.
12758 (ipa_get_ith_param): Added. All readers of param_decls converted
12760 (ipa_set_cs_argument_count): Added, sole writer to argument_count
12762 (ipa_get_cs_argument_count): Added, all readers of argument_count
12764 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
12767 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
12768 (struct ipcp_lattice): Renamed cval_type to type
12769 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
12771 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
12772 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
12773 (ipcp_insert_stage): Changed the type of variable cvalue to tree
12774 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
12775 (build_const_val): Changed the type of parameter cvalue to tree
12776 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
12777 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
12779 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
12782 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
12783 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
12784 (ipa_add_method): Renamed to ipa_push_func_to_list
12785 (ipa_remove_method): Renamed to ipa_pop_func_from_list
12786 (ipa_callsite_param_count): Removed.
12787 (ipa_callsite_param_count_set): Removed.
12788 (ipa_callsite_param): Removed.
12789 (ipa_callsite_callee): Removed.
12790 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
12791 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
12792 (ipa_method_formal_count): Removed.
12793 (ipa_method_formal_count_set): Removed.
12794 (ipa_method_get_tree): Removed.
12795 (ipa_method_tree_map_create): Removed.
12796 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
12797 (ipa_create_param_decls_array): Creates the array itself
12798 (ipa_create_param_decls_array): Temporary variable info instead of
12799 a few dereferences.
12800 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
12801 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
12802 (get_type): Removed.
12803 (ipa_jf_get_info_type): Removed.
12804 (ipa_node_create): Renamed to ipa_create_node_params
12805 (ipa_free): Renamed to ipa_free_all_node_params
12806 (ipa_nodes_create): Renamed to ipa_create_all_node_params
12807 (ipa_edges_create): Renamed to ipa_create_all_edge_args
12808 (ipa_edges_free): Renamed to ipa_free_all_edge_args
12809 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
12810 (ipa_free_all_node_params): Deallocation to jump_functions moved to
12811 ipa_free_all_edge_args
12812 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
12813 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
12814 (ipa_create_methodlist_node): Removed.
12815 (ipa_methodlist_method): Removed.
12816 (ipa_methodlist_method_set): Removed.
12817 (ipa_methodlist_next_method): Removed.
12818 (ipa_methodlist_next_method_set): Removed.
12819 (ipa_method_is_modified): Removed.
12820 (ipa_method_modify_create): Removed.
12821 (ipa_method_modify_init): Temporary variable info instead of a few
12823 (ipa_detect_param_modifications): Temporary variable info instead of
12824 a few dereferences.
12825 (ipa_compute_jump_functions): Temporary variable info instead of
12826 a few dereferences.
12827 (ipa_method_modify_set): Removed.
12828 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
12829 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
12830 than craph_node as the first parameter.
12831 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
12832 (ipa_method_modify_init): Removed.
12833 (ipa_compute_jump_functions): Added a temp variable instead of
12834 repeatadly dereferencing the cgraph_edge.aux pointer
12835 (ipa_callsite_param_set_type): Removed.
12836 (ipa_compute_jump_functions): i renamed to index and moved to
12838 (ipa_callsite_param_set_info_type_formal): Removed.
12839 (ipa_callsite_param_set_info_type): Removed.
12840 (ipa_callsite_param_map_create): Removed.
12841 (ipa_callsite_tree): Removed.
12842 (ipa_callsite_caller): Removed.
12843 (ipa_pop_func_from_list): return_method removed to return_func
12845 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
12846 prefixed all values with IPA_. Changed all users.
12847 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
12848 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
12849 and FORMAL_IPATYPE IPA_PASS_THROUGH.
12850 (union parameter_info): Renamed to jump_func_value.
12851 (union jump_func_value): Renamed value to constant
12852 (struct ipa_jump_func): Renamed info_type to value
12853 (struct ipa_node): Renamed to ipa_node_params
12854 (struct ipa_node_params): Renamed ipa_arg_num to param_count
12855 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
12856 (struct ipa_node_params): Renamed ipa_mod to modified_flags
12857 (struct ipa_edge): Renamed to ipa_edge_args
12858 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
12859 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
12860 (struct ipa_methodlist): Renamed to ipa_func_list
12861 (struct ipa_func_list): method_p renamed to node, next_method
12863 (ipa_methodlist_p): Removed, switched all users to struct pointer
12864 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
12866 2008-04-30 Alan Modra <amodra@bigpond.net.au>
12868 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
12869 (rs6000_emit_epilogue): Use backchain to restore only when we
12870 have a large frame. Make use of frame pointer to restore if we
12871 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
12873 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
12875 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
12876 Add mode to zero_extract.
12877 (sign bit tests peepholes): (Ditto.).
12879 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
12881 * config/i386/i386.c (ix86_builtins): Replace Prescott New
12882 Instructions in comments with SSE3.
12883 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
12884 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
12885 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
12886 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
12887 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
12888 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
12889 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
12890 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
12891 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
12892 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
12893 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
12894 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
12895 (bdesc_sse_args): Renamed to ...
12896 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
12897 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
12898 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
12899 IX86_BUILTIN_FABSQ.
12900 (bdesc_1arg): Moved to ...
12901 (bdesc_args): Here.
12902 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
12903 Instructions in comments with SSE3.
12904 (ix86_expand_sse_operands_builtin): Renamed to ...
12905 (ix86_expand_args_builtin): This. Updated.
12906 (ix86_expand_unop1_builtin): Update comments.
12907 (ix86_expand_builtin): Updated.
12909 2008-04-29 Richard Guenther <rguenther@suse.de>
12911 PR tree-optimization/36078
12912 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
12913 Update virtual SSA form after cleaning up the CFG.
12915 2008-04-29 Richard Guenther <rguenther@suse.de>
12917 PR middle-end/15255
12918 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
12920 2008-04-29 Richard Guenther <rguenther@suse.de>
12922 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
12923 (compute_may_aliases): Do not call finalize_ref_all_pointers.
12924 (compute_flow_insensitive_aliasing): Do not treat
12925 PTR_IS_REF_ALL pointers special.
12926 (get_smt_for): Likewise.
12927 (may_alias_p): Re-structure.
12928 (is_escape_site): A ref-all pointer conversion is not an escape site.
12929 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
12930 PTR_IS_REF_ALL pointers special.
12931 * tree-ssa-structalias.h (struct alias_info): Remove
12932 ref_all_symbol_mem_tag field.
12933 (PTR_IS_REF_ALL): Remove.
12935 2008-04-29 Richard Guenther <rguenther@suse.de>
12937 PR middle-end/36077
12938 * fold-const.c (extract_muldiv_1): In combining division constants
12939 make sure to never overflow.
12941 2008-04-29 Nick Clifton <nickc@redhat.com>
12943 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
12945 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12948 * optc-gen.awk: Work around HP-UX/IA awk bug.
12950 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
12952 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
12955 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
12958 * config/i386/i386.md
12959 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
12960 Change operand 1 predicate to nonimmediate_operand.
12962 2008-04-28 Jakub Jelinek <jakub@redhat.com>
12965 * dwarf2out.c (struct die_struct): Mark as chain_circular through
12967 * gengtype.c (walk_type, write_func_for_structure): Handle
12969 * doc/gty.texi: Document chain_circular.
12971 2008-04-28 Richard Guenther <rguenther@suse.de>
12973 PR tree-optimization/36066
12974 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
12977 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
12980 * config/i386/i386.md
12981 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
12982 Use match_scratch instead of match_operand for operands 3 and 4.
12984 2008-04-27 Richard Guenther <rguenther@suse.de>
12986 PR tree-optimization/18754
12987 PR tree-optimization/34223
12988 * tree-pass.h (pass_complete_unrolli): Declare.
12989 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
12990 loop size before and after unconditionally of UL_NO_GROWTH in effect.
12991 Rewrite loop into loop closed SSA form if it is not already.
12992 (tree_unroll_loops_completely): Re-structure to iterate over
12993 innermost loops with intermediate CFG cleanups.
12994 Unroll outermost loops only if requested or the code does not grow
12996 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
12997 loops are available.
12998 (tree_vectorize): Instead do so here.
12999 (tree_complete_unroll): Also unroll outermost loops.
13000 (tree_complete_unroll_inner): New function.
13001 (gate_tree_complete_unroll_inner): Likewise.
13002 (pass_complete_unrolli): New pass.
13003 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
13004 uses outside of the loop.
13005 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
13006 form if it is available.
13007 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
13008 * passes.c (init_optimization_passes): Schedule complete inner
13009 loop unrolling pass before the first CCP pass after final inlining.
13011 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
13013 * targhooks.h (default_emutls_var_fields,
13014 default_emutls_var_init): Declare.
13015 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
13016 * target.h (struct gcc_target): Add struct emutls member.
13017 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
13018 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
13019 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
13020 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
13021 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
13022 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
13023 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
13024 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
13025 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
13026 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
13027 emit debug information.
13028 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
13029 * varasm.c: Include targhooks.h.
13030 (emutls_object_section, emutls_tmpl_section): New.
13031 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
13032 (EMUTLS_SEPARATOR): New.
13033 (prefix_name): New.
13034 (get_emutls_object_name): New.
13035 (default_emutls_var_fields): New, broken out of ...
13036 (get_emutls_object_type): ... here. Adjust to use target hooks.
13037 (get_emutls_init_templ_addr): Adjust to use target hooks.
13038 (emutls_decl): Adjust to use target hooks.
13039 (emutls_finish): Likewise.
13040 (default_emutls_var_init): New, broken out of ...
13041 (assemble_variable): ... here. Adjust to use target hooks.
13042 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
13043 SECCAT_EMUTLS_TMPL.
13044 * c-common.c (handle_section_attribute): Prevent overriding
13045 sections for emulated tls with special sections.
13046 * config/i386/i386.c (x86_64_elf_select_section): Add
13047 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
13048 (x86_64_elf_unique_section): Likewise.
13049 * config/vxworks.c: Include tree.h.
13050 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
13051 (vxworks_override_options): Set TLS scheme.
13052 * doc/tm.texi (Emulated TLS): New node.
13054 2008-04-26 Simon Baldwin <simonb@google.com>
13057 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
13058 with propagated string constants.
13060 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
13062 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
13063 constraint for operand 2 when operand 0 is memory operand.
13064 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
13065 operand 0 is memory operand.
13066 (fix_trunc<mode>_i387_with_temp): Ditto.
13067 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
13068 operand 2 when operand 1 is memory operand.
13069 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
13070 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
13071 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
13072 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
13073 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
13074 operands 2,3 and 4 when operand 1 is memory operand.
13075 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
13077 (fistdi2_floor_with_temp): Ditto.
13078 (fist<mode>2_floor_with_temp): Ditto.
13079 (fistdi2_ceil_with_temp): Ditto.
13080 (fist<mode>2_ceil_with_temp): Ditto.
13081 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
13083 2008-04-26 David Daney <ddaney@avtrex.com>
13085 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
13087 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
13088 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13089 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13090 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
13091 (compare_and_swap_12): New insn.
13092 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
13093 * config/mips/mips.c (mips_force_binary): New function.
13094 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
13095 (mips_expand_compare_and_swap_12): New function.
13096 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
13098 2008-04-25 Jan Hubicka <jh@suse.cz>
13101 * cfgexpand.c (pass_expand): Turn into RTL pass.
13102 * passes.c (execute_one_pass): Do pass typechecking after execution.
13103 * tree-pass.h (pass_expand): Turn into RTL pass.
13105 * function.h (struct rtl_data): Move here fields
13106 accesses_prior_frames, calls_eh_return, saves_all_registers,
13107 has_nonlocal_goto, has_asm_statement, is_thunk,
13108 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
13109 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
13110 arg_pointer_save_area_init from struct function; turn into bool.
13111 (struct function): Move
13112 calls_eh_return, saves_all_registers, has_nonlocal_goto,
13113 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
13114 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
13115 tail_call_emit, arg_pointer_save_area_init
13116 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
13117 (current_function_returns_struct, current_function_returns_pcc_struct,
13118 current_function_calls_setjmp, current_function_calls_alloca,
13119 current_function_accesses_prior_frames,
13120 current_function_calls_eh_return, current_function_is_thunk,
13121 current_function_stdarg, current_function_profile,
13122 current_function_limit_stack, current_function_uses_pic_offset_table,
13123 current_function_uses_const_pool, current_function_has_nonlocal_label,
13124 current_function_saves_all_registers,
13125 current_function_has_nonlocal_goto,
13126 current_function_has_asm_statement): Remove accesor macros.
13127 * ra-conflict.c (global_conflicts): Update.
13128 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
13129 (suitable_for_tail_call_opt_p): Update.
13130 * builtins.c (expand_builtin_return_addr): Update.
13131 (expand_builtin_setjmp_setup): Update.
13132 (expand_builtin_nonlocal_goto): Update.
13133 * final.c (final_start_function): Update.
13134 (profile_function): Update.
13135 (leaf_function_p): Update.
13136 (only_leaf_regs_used): Update.
13137 * df-scan.c (df_get_exit_block_use_set): Update.
13138 * dojump.c (clear_pending_stack_adjust): Update.
13139 * tree-stdarg.c (gate_optimize_stdarg): Update.
13140 * gimple-low.c (lower_function_body): Update.
13141 * global.c (compute_regsets): Update.
13142 (global_alloc): Update.
13143 * dwarf2out.c (dwarf2out_begin_prologue): Update.
13144 * expr.c (expand_assignment): Update.
13145 * dse.c (dse_step0): Update.
13146 (dse_step1): Update.
13147 * c-decl.c (store_parm_decls): Update.
13148 * local-alloc.c (combine_regs): Update.
13149 (find_free_reg): Update.
13150 * function.c (assign_parms_augmented_arg_list): Update.
13151 (assign_parm_find_data_types): Update.
13152 (assign_parms): Update.
13153 (allocate_struct_function): Update.
13154 (expand_function_start): Update.
13155 (expand_function_end): Update.
13156 (get_arg_pointer_save_area): Update.
13157 (thread_prologue_and_epilogue_insns): Update.
13158 (rest_of_match_asm_constraints): Update.
13159 * stor-layout.c (variable_size): Update.
13160 * gcse.c (gcse_main): Update.
13161 (bypass_jumps): Update.
13162 * gimplify.c (gimplify_function_tree): Update.
13163 * calls.c (emit_call_1): Update.
13164 (expand_call): Update.
13165 * bt-load.c (compute_defs_uses_and_gen): Update.
13166 * except.c (sjlj_assign_call_site_values): Update.
13167 (sjlj_emit_function_enter): Update.
13168 (can_throw_external): Update.
13169 (set_nothrow_function_flags): Update.
13170 (expand_builtin_unwind_init): Update.
13171 (expand_eh_return): Update.
13172 (convert_to_eh_region_ranges): Update.
13173 (output_function_exception_table): Update.
13174 * emit-rtl.c (gen_tmp_stack_mem): Update.
13175 * cfgexpand.c (expand_used_vars): Update.
13176 (tree_expand_cfg): Update.
13177 * cfgcleanup.c (rest_of_handle_jump): Update.
13178 * explow.c (allocate_dynamic_stack_space): Update.
13179 * varasm.c (assemble_start_function): Update.
13180 (force_const_mem): Update.
13181 (mark_constant_pool): Update.
13182 * tree-optimize.c (tree_rest_of_compilation): Update.
13183 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
13184 * tree-cfg.c (notice_special_calls): Update.
13185 (is_ctrl_altering_stmt): Update.
13186 (tree_can_make_abnormal_goto): Update.
13187 (tree_purge_dead_abnormal_call_edges): Update.
13188 * config/alpha/predicates.md: Update.
13189 * config/alpha/alpha.c (alpha_sa_mask): Update.
13190 (alpha_sa_size): Update.
13191 (alpha_does_function_need_gp): Update.
13192 (alpha_expand_prologue): Update.
13193 (alpha_start_function): Update.
13194 (alpha_output_function_end_prologue): Update.
13195 (alpha_expand_epilogue): Update.
13196 * config/frv/frv.c (frv_stack_info): Update.
13197 (frv_expand_epilogue): Update.
13198 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
13199 (s390_register_info): Update.
13200 (s390_frame_info): Update.
13201 (s390_init_frame_layout): Update.
13202 (s390_can_eliminate): Update.
13203 (save_gprs): Update.
13204 * config/spu/spu.c (spu_split_immediate): Update.
13205 (need_to_save_reg): Update.
13206 (spu_expand_prologue): Update.
13207 (spu_expand_epilogue): Update.
13208 * config/sparc/sparc.md: Update.
13209 * config/sparc/sparc.c (eligible_for_return_delay): Update.
13210 (sparc_tls_got): Update.
13211 (legitimize_pic_address): Update.
13212 (sparc_emit_call_insn): Update.
13213 (sparc_expand_prologue): Update.
13214 (output_return): Update.
13215 (print_operand): Update.
13216 (sparc_function_ok_for_sibcall): Update.
13217 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
13218 * config/m32r/m32r.md: Update.
13219 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
13220 (m32r_compute_frame_size): Update.
13221 (m32r_expand_prologue): Update.
13222 (m32r_expand_epilogue): Update.
13223 (m32r_legitimize_pic_address): Update.
13224 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
13225 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
13226 * config/i386/i386.c (ix86_frame_pointer_required): Update.
13227 (gen_push): Update.
13228 (ix86_save_reg): Update.
13229 (ix86_compute_frame_layout): Update.
13230 (ix86_expand_prologue): Update.
13231 (ix86_expand_epilogue): Update.
13232 * config/sh/sh.c (output_stack_adjust): Update.
13233 (calc_live_regs): Update.
13234 (sh5_schedule_saves): Update.
13235 (sh_expand_prologue): Update.
13236 (sh_expand_epilogue): Update.
13237 (sh_setup_incoming_varargs): Update.
13238 (sh_allocate_initial_value): Update.
13239 (sh_get_pr_initial_val): Update.
13240 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
13241 * config/sh/sh.md (label:): Update.
13242 * config/avr/avr.c (out_movhi_mr_r): Update.
13243 * config/crx/crx.h (enum): Update.
13244 * config/xtensa/xtensa.h (along): Update.
13245 * config/stormy16/stormy16.c Update.
13246 (xstormy16_compute_stack_layout): Update.
13247 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
13248 (fr30_expand_prologue): Update.
13249 * config/cris/cris.c (cris_conditional_register_usage): Update.
13250 (cris_reg_saved_in_regsave_area): Update.
13251 (cris_initial_frame_pointer_offset): Update.
13252 (cris_simple_epilogue): Update.
13253 (cris_expand_prologue): Update.
13254 (cris_expand_epilogue): Update.
13255 (cris_expand_pic_call_address): Update.
13256 (cris_asm_output_symbol_ref): Update.
13257 (cris_asm_output_label_ref): Update.
13258 * config/cris/cris.md Update.
13259 * config/iq2000/iq2000.c (compute_frame_size): Update.
13260 (iq2000_expand_epilogue): Update.
13261 * config/mt/mt.h (save_direction): Update.
13262 * config/mn10300/mn10300.c (mn10300_function_value): Update.
13263 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
13264 (ia64_secondary_reload_class): Update.
13265 * config/m68k/m68k.c (m68k_save_reg): Update.
13266 (m68k_expand_prologue): Update.
13267 (m68k_expand_epilogue): Update.
13268 (legitimize_pic_address): Update.
13269 * config/rs6000/rs6000.c (rs6000_got_register): Update.
13270 (first_reg_to_save): Update.
13271 (first_altivec_reg_to_save): Update.
13272 (compute_vrsave_mask): Update.
13273 (compute_save_world_info): Update.
13274 (rs6000_stack_info): Update.
13275 (spe_func_has_64bit_regs_p): Update.
13276 (rs6000_ra_ever_killed): Update.
13277 (rs6000_emit_eh_reg_restore): Update.
13278 (rs6000_emit_allocate_stack): Update.
13279 (rs6000_emit_prologue): Update.
13280 (rs6000_emit_epilogue): Update.
13281 (rs6000_output_function_epilogue): Update.
13282 (output_profile_hook): Update.
13283 (rs6000_elf_declare_function_name): Update.
13284 * config/rs6000/rs6000.h (rs6000_args): Update.
13285 * config/rs6000/rs6000.md: Update.
13286 * config/mcore/mcore.c (mcore_expand_prolog): Update.
13287 * config/arc/arc.c (arc_output_function_epilogue): Update.
13288 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
13289 * config/darwin.c (machopic_function_base_name): Update.
13290 * config/score/score3.c (score3_compute_frame_size): Update.
13293 (score3_epilogue): Update.
13294 * config/score/score7.c (score7_compute_frame_size): Update.
13295 (score7_prologue): Update.
13296 (score7_epilogue): Update.
13297 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
13298 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
13299 * config/arm/arm.c (use_return_insn): Update.
13300 (require_pic_register): Update.
13301 (arm_load_pic_register): Update.
13302 (arm_compute_save_reg0_reg12_mask): Update.
13303 (arm_compute_save_reg_mask): Update.
13304 (thumb1_compute_save_reg_mask): Update.
13305 (output_return_instruction): Update.
13306 (arm_output_function_prologue): Update.
13307 (arm_output_epilogue): Update.
13308 (arm_get_frame_offsets): Update.
13309 (arm_expand_prologue): Update.
13310 (thumb_pushpop): Update.
13311 (thumb_exit): Update.
13312 (thumb1_expand_prologue): Update.
13313 (thumb1_expand_epilogue): Update.
13314 (arm_unwind_emit): Update.
13315 (arm_output_fn_unwind): Update.
13316 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
13317 * config/arm/arm.md: Update.
13318 * config/pa/pa.md: Update.
13319 * config/pa/pa.c (legitimize_pic_address): Update.
13320 (compute_frame_size): Update.
13321 (hppa_expand_prologue): Update.
13322 (hppa_expand_epilogue): Update.
13323 (borx_reg_operand): Update.
13324 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
13325 (HARD_REGNO_RENAME_OK): Update.
13326 * config/mips/mips.c (mips_global_pointer): Update.
13327 (mips_save_reg_p): Update.
13328 (mips_compute_frame_info): Update.
13329 (mips_frame_pointer_required): Update.
13330 (mips_expand_prologue): Update.
13331 (mips_expand_epilogue): Update.
13332 (mips_can_use_return_insn): Update.
13333 (mips_reorg_process_insns): Update.
13334 * config/v850/v850.c (compute_register_save_size): Update.
13335 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
13336 * config/mmix/mmix.c (along): Update.
13337 (mmix_expand_epilogue): Update.
13338 * config/bfin/bfin.c (legitimize_pic_address): Update.
13339 (must_save_p): Update.
13340 (stack_frame_needed_p): Update.
13341 (add_to_reg): Update.
13342 (bfin_expand_prologue): Update.
13343 * stmt.c (expand_asm_operands): Update.
13344 * reload1.c (reload): Update.
13345 (init_elim_table): Update.
13347 2008-04-25 Bob Wilson <bob.wilson@acm.org>
13349 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
13351 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
13353 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
13354 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
13355 (mov<mode>): Removed.
13356 (*movv4sf_internal): Likewise.
13357 (*movv2df_internal): Likewise.
13359 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
13361 * config.gcc (crx-*-elf): Remove deprecation.
13363 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
13365 * config/i386/cygming-crtend.c (register_frame_ctor): Register
13366 __gcc_deregister_frame with atexit.
13367 (deregister_frame_dtor): Remove.
13369 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
13370 Nathan Sidwell <nathan@codesourcery.com>
13372 * config/rs6000/rs6000.opt (mspe): Remove Var property.
13374 * config/rs6000/rs6000.h (rs6000_spe): Declare.
13375 (rs6000_isel): Likewise.
13376 * config/rs6000/rs6000.c (rs6000_spe): New variable.
13377 (rs6000_isel): New variable.
13378 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
13380 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13383 * c-common.c (handle_vector_size_attribute): Call
13384 lang_hooks.types.reconstruct_complex_type instead of
13385 reconstruct_complex_type.
13386 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
13387 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
13388 * langhooks.h (struct lang_hooks_for_types): Add
13389 reconstruct_complex_type hook.
13390 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
13391 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
13393 2008-04-24 Richard Guenther <rguenther@suse.de>
13395 * c-common.h (check_builtin_function_arguments): Declare.
13396 * c-common.c (validate_nargs): New function.
13397 (check_builtin_function_arguments): Likewise.
13398 * c-typeck.c (build_function_call): Call
13399 check_builtin_function_arguments.
13400 * builtins.c (fold_builtin_classify): Remove error reporting code.
13401 (fold_builtin_unordered_cmp): Likewise.
13402 (fold_builtin_1): Likewise.
13403 (fold_builtin_n): Likewise.
13405 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13407 PR tree-optimization/36008
13408 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
13409 the original op1, rather than delta by step.
13411 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
13412 Sebastian Pop <sebastian.pop@amd.com>
13414 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
13415 eliminate_local_variables_stmt, eliminate_local_variables,
13416 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
13417 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
13418 of code delimited by two edges in the CFG.
13419 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
13420 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
13421 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
13422 the case of parallelisation of reductions.
13423 (expr_invariant_in_region_p): New.
13425 * tree-flow.h (gather_blocks_in_sese_region): Declared.
13426 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
13428 2008-04-24 Ira Rosen <irar@il.ibm.com>
13429 Richard Guenther <rguenther@suse.de>
13431 PR tree-optimization/36034
13432 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
13433 incapable of dealing with loads with gaps.
13435 2008-04-24 Rafael Espindola <espindola@google.com>
13437 * tree-flow.h (vrp_evaluate_conditional): Change signature.
13438 * tree-ssa-propagate.c (fold_predicate_in): Update call to
13439 vrp_evaluate_conditional.
13440 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
13441 (vrp_evaluate_conditional): Split the cond argument.
13442 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
13443 (simplify_stmt_for_jump_threading): Update call to
13444 vrp_evaluate_conditional.
13446 2008-04-24 Ira Rosen <irar@il.ibm.com>
13448 PR tree-optimization/35982
13449 * tree-vect-analyze.c (vect_check_interleaving): Check that the
13450 interleaved data-refs are of the same type.
13452 2008-04-24 Danny Smith <dannysmith@users.net>
13454 * c-format.c (check_format_info_main): Use strncmp rather than a
13455 magic prefix to handle multichar length specs.
13456 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
13457 Don't prefix "I64" and "I32" with '\0'.
13459 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13462 * config/i386/i386.c (init_cumulative_args): Don't pass anything
13463 in registers for -m32 only if stdarg_p (fntype).
13465 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
13467 PR rtl-optimization/36006
13468 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
13469 temp to op0 in order to avoid invalid rtx sharing.
13471 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
13473 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
13474 check TREE_INVARIANT.
13475 * tree-gimple.c (is_gimple_address): New.
13476 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
13477 * tree-gimple.h (is_gimple_address): New.
13478 * tree.h (decl_address_invariant_p): New.
13479 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
13480 (build_string): Likewise.
13481 (decl_address_invariant_p): New, from is_gimple_invariant_address.
13482 (tree_invariant_p_1): Likewise.
13483 (save_expr): Use it.
13484 (tree_invariant_p): New.
13485 (skip_simple_arithmetic): Use it.
13486 (stabilize_reference_1): Use it.
13487 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
13489 (build1_stat): Drop code to compute TREE_INVARIANT.
13490 (build2_stat): Drop code to compute TREE_INVARIANT.
13491 (build3_stat): Drop code to compute TREE_INVARIANT.
13492 (build4_stat): Drop code to compute TREE_INVARIANT.
13493 (build5_stat): Drop code to compute TREE_INVARIANT.
13494 (build7_stat): Drop code to compute TREE_INVARIANT.
13495 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
13496 * tree.h (struct tree_base): Remove invariant_flag.
13497 (TREE_INVARIANT): Remove.
13498 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
13499 (fold_builtin_expect): Check TREE_CONSTANT.
13500 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
13501 * c-tree.h (c_expr_to_decl): Drop third parameter.
13502 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
13503 (build_c_cast): Don't set TREE_INVARIANT.
13504 (pop_init_level): Don't set TREE_INVARIANT.
13505 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
13506 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
13508 (gimplify_init_constructor): Don't set TREE_INVARIANT.
13509 (gimplify_addr_expr): Adjust comment.
13510 * tree-mudflap.c (mf_build_string):
13511 * print-tree.c (print_node): Don't print TREE_INVARIANT.
13512 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
13513 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
13514 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
13515 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
13516 * langhooks.h (struct lang_hooks): Drop third parameter from
13519 2008-04-23 Richard Guenther <rguenther@suse.de>
13521 PR tree-optimization/27799
13522 PR tree-optimization/32921
13523 PR tree-optimization/32624
13524 * tree-ssa-structalias.c (merge_smts_into): Only merge the
13525 SMTs aliases and the tag itself into the solution.
13526 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
13527 merge the points-to solution back into the SMT aliases.
13528 (may_alias_p): Use alias_set_subset_of instead of
13529 aliases_conflict_p. A pointer which points to
13530 memory with alias set zero may access any variable.
13532 2008-04-23 Richard Guenther <rguenther@suse.de>
13534 * alias.c (alias_set_subset_of): Correctly handle asking
13535 if zero is a subset of an alias set with zero child.
13536 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
13537 (compute_flow_insensitive_aliasing): Correctly walk all
13538 pointers. Do not unnecessarily union sets.
13540 2008-04-23 Richard Guenther <rguenther@suse.de>
13542 PR middle-end/36021
13543 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
13545 2008-04-22 Tomas Bily <tbily@suse.cz>
13547 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
13549 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
13551 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13552 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13553 * tree-inline.c (estimate_num_insns_1): Likewise.
13554 * varasm.c (const_hash_1, compare_constant, copy_constant)
13555 (compute_reloc_for_constant, output_addressed_constants): Likewise.
13556 * emit-rtl.c (component_ref_for_mem_expr)
13557 (set_mem_attributes_minus_bitpos): Likewise.
13558 * expr.c (highest_pow2_factor, expand_expr_real_1, )
13559 (is_aligning_offset): Likewise.
13560 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
13561 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13562 * dojump.c (do_jump): Likewise.
13563 * builtins.c (get_pointer_alignment, get_memory_rtx)
13564 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
13565 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
13567 2008-04-23 Jakub Jelinek <jakub@redhat.com>
13569 PR rtl-optimization/36017
13570 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
13571 expanding the library call.
13573 2008-04-22 Ian Lance Taylor <iant@google.com>
13575 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
13576 than size_in_bytes.
13578 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
13580 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
13581 of LR/CTR moves for Power6.
13583 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
13585 PR middle-end/36003
13586 * passes.c (init_optimization_passes): Remove
13587 pass_fast_rtl_byte_dce.
13589 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
13592 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
13593 builtin functions to generate faster code.
13594 (_mm_cvtpu16_ps): Ditto.
13595 (_mm_cvtpi32x2_ps): Ditto.
13597 2008-04-22 Nick Clifton <nickc@redhat.com>
13599 * common.opt (ftree-loop-distribution): Add Optimization
13602 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
13603 (frv_expand_builtin_va_start): Likewise.
13605 * config/arm/arm.c (thumb_find_work_register): Fix location of
13606 argument register count.
13608 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13610 Support scheduling for ColdFire V1 and V3 microarchitecture.
13611 Improve scheduling of multiplication instructions.
13613 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
13614 (mac): New instruction attribute.
13615 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
13616 (m68k_sched_mac): New variable.
13617 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
13618 Handle cfv1 and cfv3.
13619 (max_insn_size): New static variable.
13620 (struct _sched_ib): New type.
13621 (sched_ib): New static variable.
13622 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
13623 to fields of 'struct _sched_ib sched_ib'. Update all uses.
13624 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
13626 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
13627 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
13628 new variables. Update.
13629 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13630 Add modeling of cfv3 instruction buffer. Update.
13631 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
13632 * config/m68k/m68k.h (TUNE_CFV3): New macro.
13633 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
13634 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
13635 a particular reservation applies to.
13636 (type2): Reorganize attribute values. Rename alu to alu_reg,
13637 alu_l to alu, move_l to omove. Join move to alu. Split mul
13638 to mul_l and mul_w.
13639 (cf_ib_*): Simplify description of instruction buffer.
13640 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
13641 (cf_mem): Split into cf_mem1 and cf_mem2.
13642 (cf_v2_move_??): Rename to cfv12_alu_??.
13643 (cf_v2_move_l_??): Rename to cfv12_omove_??.
13644 (cf_v2_mul_??): Remove reservations.
13645 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
13646 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
13647 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
13649 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
13650 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
13651 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
13652 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
13653 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
13654 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
13655 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
13656 expansions of the above reservations for instructions of sizes
13659 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13661 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
13663 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
13665 * coverage.c: Include tree-pass.h.
13666 (coverage_counter_alloc): Print da_file_name to the dump file.
13668 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
13670 * sbitmap.c (sbitmap_range_empty_p): New function.
13671 * sbitmap.h (sbitmap_range_empty_p): New function.
13672 * bitmap.h: Now includes obstack.h.
13674 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
13675 Kenneth Zadeck <zadeck@naturalbridge.com>
13677 * dbgcnt.def (ra_byte_scan): Added.
13678 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
13679 when the last hit happens for a counter.
13680 * timevar.def (TV_DF_BYTE_LR): New variable.
13681 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
13682 * passes.c (pass_fast_rtl_byte_dce): New pass.
13683 * fwprop.c (update_df): Added mode to call df_ref_create.
13684 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
13685 DF_REF_EXTRACT_OFFSET.
13686 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
13687 DF_BYTE_LR_OUT, df_byte_lr): New macro.
13689 (df_ref_extract): Added mode field.
13690 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
13691 DF_REF_EXTRACT_OFFSET.
13692 (DF_REF_EXTRACT_MODE): New macro.
13693 (df_byte_lr_bb_info): New structure.
13694 (df_print_byte_regset, df_compute_accessed_bytes,
13695 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
13696 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
13697 df_byte_lr_simulate_uses,
13698 df_byte_lr_simulate_artificial_refs_at_top,
13699 df_byte_lr_simulate_artificial_refs_at_end,
13700 df_compute_accessed_bytes): New function.
13701 (df_ref_create): Add parameter.
13702 (df_byte_lr_get_bb_info): New inline function.
13703 * df-scan.c (df_ref_record, df_uses_record,
13704 df_ref_create_structure): Added mode parameter.
13705 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
13706 df_defs_record, df_uses_record, df_get_conditional_uses,
13707 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
13708 df_entry_block_defs_collect, df_exit_block_uses_collect):
13709 Added mode parameter to calls to df_ref_record, df_uses_record,
13710 df_ref_create_structure.
13711 (df_ref_equal_p, df_ref_compare): Added test for modes.
13712 (df_ref_create_structure): Added code to set mode. Renamed
13713 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
13714 DF_REF_EXTRACT_OFFSET.
13715 * df-core.c (df_print_byte_regset): New function.
13716 * df-byte-scan.c: New file.
13717 * df-problems.c (df_rd_transfer_function): Removed unnecessary
13718 calls to BITMAP_FREE.
13719 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
13720 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
13721 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
13722 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
13723 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
13724 df_byte_lr_local_compute, df_byte_lr_init,
13725 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
13726 df_byte_lr_transfer_function, df_byte_lr_free,
13727 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
13728 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
13729 df_byte_lr_simulate_uses,
13730 df_byte_lr_simulate_artificial_refs_at_top,
13731 df_byte_lr_simulate_artificial_refs_at_end): New function.
13732 * dce.c (byte_dce_process_block): New function.
13733 (dce_process_block): au is now passed in rather than computed
13734 locally. Changed loops that look at artificial defs to not look
13735 for conditional or partial ones, because there never are any.
13736 (fast_dce): Now is able to drive byte_dce_process_block or
13737 dce_process_block depending on the kind of dce being done.
13738 (rest_of_handle_fast_dce): Add parameter to fast_dce.
13739 (rest_of_handle_fast_byte_dce): New function.
13740 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
13741 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
13743 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
13746 * gcc.h: Added fortran options that take arguments to
13747 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
13750 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
13752 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
13753 scalarization if on the LHS and not a full access.
13755 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13757 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
13759 2008-04-18 Rafael Espindola <espindola@google.com>
13761 * tree-vrp.c (find_case_label_index): Fix the binary search.
13762 (find_case_label_range): New.
13763 (vrp_visit_switch_stmt): Use find_case_label_range.
13764 (simplify_switch_using_ranges): Use find_case_label_range.
13766 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
13768 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
13769 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
13771 2008-04-18 Tom Tromey <tromey@redhat.com>
13774 * doc/cpp.texi (Implementation-defined behavior): Mention
13777 2008-04-18 Ian Lance Taylor <iant@google.com>
13779 * fold-const.c (pointer_may_wrap_p): New static function.
13780 (fold_comparison): Add another test for pointer overflow. Use
13781 pointer_may_wrap_p to disable some false positives.
13783 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
13785 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
13786 (fname_as_string): Match updated cpp_interpret_string prototype.
13787 (fix_string_type): Support char16_t* and char32_t*.
13788 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
13789 derivative) nodes. Register as builtin if C++0x.
13790 (c_parse_error): Support CPP_CHAR{16,32}.
13791 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
13792 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
13793 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
13794 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
13795 CTI_CHAR32_ARRAY_TYPE>: New elements.
13796 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
13797 char32_type_node, signed_char32_type_node, char16_array_type_node,
13798 char32_array_type_node): New defines.
13799 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
13800 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
13801 (lex_string): Support CPP_STRING{16,32}, match updated
13802 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
13803 (lex_charconst): Support CPP_CHAR{16,32}.
13804 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
13805 and CPP_STRING{16,32}.
13807 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
13810 * aclocal.m4: Regenerate.
13811 * configure: Regenerate.
13813 2008-04-18 Jan Hubicka <jh@suse.cz>
13815 * except.c (dw2_size_of_call_site_table,
13816 sjlj_size_of_call_site_table): Use vector API for call_site_record.
13818 * cgraphbuild.c (build_cgraph_edges): Update.
13819 * tree-pass.h: Update comment.
13820 * final.c (leaf_function_p): Update.
13821 (leaf_renumber_regs): Update.
13822 (rest_of_clean_state): Update.
13823 * omp-low.c (expand_omp_parallel): Update.
13824 * ipa-reference.c (analyze_function): Update.
13825 * reorg.c (find_end_label): Update.
13826 (optimize_skip): Update.
13827 (fill_simple_delay_slots): Update.
13828 (fill_simple_delay_slots): Update.
13829 (make_return_insns): Update.
13830 (dbr_schedule): Update.
13831 * gimple-low.c (record_vars_into): Update.
13832 * cfgbuild.c (make_edges): Update.
13833 * function.c (assign_stack_local): Update.
13834 (assign_parm_adjust_stack_rtl): Update.
13835 (locate_and_pad_parm): Update.
13836 (allocate_struct_function): Do not initialize stack_alignment_needed
13837 and preferred_stack_boundary here.
13838 (stack_protect_prologue): Update.
13839 (stack_protect_epilogue): Update.
13840 (expand_function_start): Initialize stack_alignment_needed,
13841 preferred_stack_boundary and max_jumptable_ents.
13842 (expand_function_end): Update.
13843 (free_after_compilation): Do not NULLify epilogue_delay_list.
13844 * function.h (struct rtl_data): Add stack_protect_guard,
13845 stack_alignment_needed,
13846 preferred_stack_boundary, epilogue_delay_list.
13847 (struct function): Remove value_histograms, stack_alignment_needed,
13848 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
13850 unexpanded_var_list, stack_protect_guard.
13851 (current_function_epilogue_delay_list): Remove.
13852 * ipa-type-escape.c (analyze_function): Update.
13853 * gimplify.c (pop_gimplify_context): Update comment.
13854 * calls.c (expand_call): Update.
13855 (emit_library_call_value_1): Update.
13856 * except.c (set_nothrow_function_flags): Update.
13857 * cfgexpand.c (get_decl_align_unit): Update.
13858 (create_stack_guard): Update.
13859 (estimated_stack_frame_size): Update.
13860 (expand_used_vars): Update.
13861 (tree_expand_cfg): Free histogram earliers, init expansion variables.
13862 * explow.c (allocate_dynamic_stack_space): Update.
13863 * tree-ssa-live.c (remove_unused_locals): Update.
13864 * varasm.c (mark_constant_pool): Update.
13865 * tree-inline.c (remap_decls): Update.
13866 (initialize_cfun): Update.
13867 (declare_return_variable): Update.
13868 (inline_forbidden_p): Update.
13869 (expand_call_inline): Update.
13870 (declare_inline_vars): Update.
13871 (tree_function_versioning): Update.
13872 * tree-flow.h (value_histograms): New.
13873 (VALUE_HISTOGRAMS): New macro.
13874 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
13876 * tree-cfg.c (set_bb_for_stmt): Update.
13877 (replace_by_duplicate_decl): Update.
13878 (move_block_to_fn): Update.
13879 (new_label_mapper): Update.
13880 (dump_function_to_file): Update.
13881 * ipa-struct-reorg.c (build_data_structure): Update.
13882 * cfgrtl.c (print_rtl_with_bb): Update.
13883 * reload1.c (reload): Update.
13885 * config/i386/i386.c (setup_incoming_varargs_64,
13886 ix86_compute_frame_layout): Update.
13887 * config/arc/arc.c (arc_output_function_epilogue): Update.
13889 2008-04-18 Marius Strobl <marius@FreeBSD.org>
13891 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
13892 for FreeBSD as well.
13893 * gthr-posix95.h: Likewise.
13895 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
13897 PR rtl-optimization/35838
13898 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
13899 out the byte offset of the first subreg.
13901 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
13903 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
13904 to split_ti instead of three separate calls with single member arrays.
13905 (subti3 splitter): Ditto.
13906 (adddi3 splitter): Ditto with split_di.
13907 (subdi3 splitter): Ditto.
13908 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
13909 two separate calls with single member arrays. Swap match_dup
13910 operands 1 and 2 to better fit into the array.
13911 (negdi2 splitter): Ditto with split_di.
13912 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
13913 two separate calls with single member arrays. Swap match_dup operands
13914 6 and 7 to better fit into the array.
13916 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
13918 * config/i386/i386.c (sse_builtin_type): New.
13919 (bdesc_sse_args): Likewise.
13920 (bdesc_sse_3arg): Removed.
13921 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
13922 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
13923 IX86_BUILTIN_ROUNDPS.
13924 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
13925 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
13926 IX86_BUILTIN_ROUNDPS.
13927 (ix86_expand_sse_4_operands_builtin): Removed.
13928 (ix86_expand_sse_operands_builtin): New.
13929 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
13930 and CODE_FOR_sse4_1_roundps.
13931 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
13932 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
13934 2008-04-17 Alan Modra <amodra@bigpond.net.au>
13937 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
13938 regs before frame pop when needed. If use_backchain_to_restore_sp
13939 then load backchain into a temp reg to restore vr and vrsave. Add
13940 code to restore vr after frame pop if possible.
13942 2008-04-17 Richard Guenther <rguenther@suse.de>
13944 * tree-vn.c (expressions_equal_p): Do not check type
13945 equality or compatibility before calling operand_equal_p.
13946 * fold-const.c (operand_equal_p): Check equivalence of
13947 integer constants before bailing out due to signedness or
13948 precision differences.
13949 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
13950 spurious differences in type qualification. Ignore types
13951 for COMPONENT_REFs at all.
13953 2008-04-17 Christian Bruel <christian.bruel@st.com>
13955 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
13956 msw_skip comparison.
13958 2008-04-16 Jakub Jelinek <jakub@redhat.com>
13961 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
13964 PR tree-optimization/35899
13965 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
13966 rather than TREE_OPERAND.
13968 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
13971 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
13972 temporary registers. Change operand predicate to general_operand.
13973 (remainderxf3): Ditto.
13975 2008-04-16 Richard Guenther <rguenther@suse.de>
13977 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
13978 * tree-affine.c (aff_combination_expand): Look through some
13981 2008-04-15 Doug Kwan <dougkwan@google.com>
13983 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
13985 * tree-pretty-print.c (dump_generic_node): Ditto.
13986 * final.c (output_addr_const): Ditto.
13987 * dwarf2out.c (output_cfi): Ditto.
13988 * c-pretty-print.c (pp_c_integer_constant): Ditto.
13989 * print-rtl.c (print_rtx): Ditto.
13990 * print-tree.c (print_node_brief, print_node): Ditto.
13991 * c-common.c (match_case_to_enum_1): Ditto.
13992 * sched-vis.c (print_value): Ditto.
13993 * config/i386/i386.c (print_operand): Cast to long unsigned int
13996 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
13997 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
13998 MS Windows VirtualProtect function.
14000 2008-04-15 Jan Hubicka <jh@suse.cz>
14002 * gengtype.c (write_root): Param_is argument is OK.
14003 * expr.c (expand_expr_real_1): Update call of get_exception_*.
14004 * function.h: Include varray.h
14005 (rtl_eh): New stucture based on except.c one.
14006 (call_site_record): New forward declaration and vector type.
14007 * calls.c (emit_call_1): Do not call
14008 note_current_region_may_contain_throw.
14009 * except.c (eh_status): Remove cur_region, try_region since they are
14011 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
14012 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
14013 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
14014 Remove call_site_data_used, call_site_data_size.
14015 Turn call_site_record into vector in function.h.
14016 (note_current_region_may_contain_throw): Remove.
14017 (get_exception_pointer, get_exception_filter): Do not take struct
14018 function argument; update.
14019 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
14020 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
14021 build_post_landing_pads, dw2_build_landing_pads,
14022 sjlj_assign_call_site_values, sjlj_mark_call_sites,
14023 sjlj_emit_function_enter, sjlj_emit_function_enter,
14024 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
14025 sjlj_build_landing_pads, finish_eh_generation,
14026 remove_exception_handler_label, remove_eh_handler,
14027 maybe_remove_eh_handler, add_reachable_handler,
14028 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
14029 add_action_record, collect_one_action_chain, add_call_site,
14030 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
14031 sjlj_output_call_site_table, output_function_exception_table,
14032 * except.h (note_current_region_may_contain_throw): Remove
14033 (get_exception_pointer, get_exception_filter): Do not take struct
14035 * Makefile.in (GTFILES): Put varargs before struct function.
14037 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
14039 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
14040 punt for STRING_CST.
14041 (get_constraint_for): Deal with STRING_CST here instead.
14043 2008-04-15 Richard Guenther <rguenther@suse.de>
14045 * tree-ssa-propagate.c (substitute_and_fold): Substitute
14046 statements in a basic-block with a backward walk. Do not
14047 substitute into dead statements but instead remove those.
14049 2008-04-15 Richard Guenther <rguenther@suse.de>
14051 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
14052 to zero, thus disable creation of SFTs.
14054 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
14056 * tree-predcom.c (suitable_reference_p): Return false if the
14057 reference can throw.
14059 2008-04-15 Jakub Jelinek <jakub@redhat.com>
14062 * c-decl.c (finish_decl): If extern or static var has variable
14063 size, set TREE_TYPE (decl) to error_mark_node.
14065 2008-04-15 Rafael Espindola <espindola@google.com>
14067 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
14070 2008-04-15 Richard Guenther <rguenther@suse.de>
14072 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
14073 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
14074 (visit_reference_op_load): Do walk vuse-vdef chains on
14075 vn_reference_lookup.
14076 (visit_reference_op_store): But do not here.
14077 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
14078 vn_reference_lookup.
14079 (vn_lookup_with_vuses): But do so here.
14081 2008-04-14 Ian Lance Taylor <iant@google.com>
14083 * fold-const.c (fold_overflow_warning): Remove assertion.
14085 2008-04-15 Ben Elliston <bje@au.ibm.com>
14087 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
14088 temp1 local variables.
14090 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
14093 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
14094 ".text.unlikely" section as executable.
14096 2008-04-14 James E. Wilson <wilson@tuliptree.org>
14098 * config/ia64/ia64.c (rtx_needs_barrier): Handle
14099 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
14100 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
14101 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
14102 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
14103 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
14104 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
14106 2008-04-14 Ian Lance Taylor <iant@google.com>
14108 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
14109 * fold-const.c (fold_comparison): If appropriate, test
14110 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
14111 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
14112 reassociating a pointer type.
14113 * doc/invoke.texi (Optimize Options): Document that
14114 -fstrict-overflow applies to pointer wraparound.
14116 2008-04-13 Jan Hubicka <jh@suse.cz>
14118 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
14120 2008-04-12 Andrew Pinski <pinskia@gmail.com>
14122 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
14123 we are going to "save the world".
14125 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
14127 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
14128 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
14129 operand 0 constraint, not "=".
14131 2008-04-11 James E. Wilson <wilson@tuliptree.org>
14133 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
14135 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
14137 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
14138 of size of positions_needed * CHAR_BIT.
14140 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
14142 PR middle-end/35897
14143 * dse.c (store_info): Change positions_needed to unsigned
14145 (lowpart_bitmask): New.
14146 (record_store): Cast to unsigned HOST_WIDE_INT for
14147 positions_needed. Assert width <= size of positions_needed *
14148 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
14149 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
14150 lowpart_bitmask to set mask.
14152 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14154 * config/bfin/constraints.md: New file.
14155 * config/bfin/bfin.md: Include it.
14156 (adddi3): Use satisfies_constraint functions instead of the old macros.
14157 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
14158 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
14159 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
14160 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
14161 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
14162 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
14163 EXTRA_CONSTRAINT): Delete.
14164 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
14165 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
14167 * config/bfin/bfin.c: Include "tm-constrs.h".
14168 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
14169 Use satisfies_constraint functions instead of the old macros.
14170 * doc/md.texi (Blackfin Constraints): Update file name reference.
14172 2008-04-11 Richard Guenther <rguenther@suse.de>
14174 PR tree-optimization/35869
14175 * tree-vrp.c (execute_vrp): Move switch statement update after
14176 jump threading. Schedule another cfg cleanup run.
14178 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
14181 * attribs.c (decl_attributes): Return early on errorneous node.
14183 2008-04-10 Oleg Ryjkov <olegr@google.com>
14185 * tree.h (struct tree_base): Added a new flag default_def_flag.
14186 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
14188 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
14190 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
14192 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14195 * pa.md: Define mode iterator P. Define mode attribute dwc.
14196 (dcacheflush): Update pattern to use iterator P and attribute dwc.
14197 (icacheflush): Likewise.
14198 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
14199 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
14201 2008-04-11 Ben Elliston <bje@au.ibm.com>
14203 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
14205 2008-04-10 Rafael Espindola <espindola@google.com>
14207 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
14208 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
14209 (extract_range_from_expr): The same.
14211 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
14213 * config/mips/mips.md (GPR2): New mode iterator.
14214 (seq): Add comment.
14215 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
14216 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
14217 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
14218 Rewrite these to take two modes, the mode of comparison and the
14219 mode of the destination.
14220 * config/mips/mips.c (mips_expand_scc): Instead of having
14221 paradoxical subreg as destination, expand "narrowing" scc if mode
14222 of comparison is SI and target is requested in DI mode.
14223 (mips_emit_int_order_test): Update comment. Make mode of
14224 comparison match CMP0 rather than TARGET. When creating inverse
14225 target use mode of TARGET.
14227 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
14229 * gcov-dump.c (tag_summary): Only print summaries for the first
14230 GCOV_COUNTERS_SUMMABLE counters.
14232 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
14234 * config/i386/i386.md (absneg): New code iterator.
14235 (absnegprefix): New code attribute.
14236 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
14237 patterns using absneg code iterator.
14238 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
14239 using absneg code iterator.
14240 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
14241 *neg<mode>2 patterns using absneg code iterator.
14242 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
14243 *negextendsfdf2 patterns using absneg code iterator.
14244 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
14245 *negextendsfxf2 patterns using absneg code iterator.
14246 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
14247 *negextendsfdf2 patterns using absneg code iterator.
14248 * config/i386/sse.md (<code><mode>2): Macroize expander from
14249 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
14251 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
14253 * config/s390/s390.h: Remove the remains of the recent search
14254 & replace action of current_function_outgoing_args_size.
14256 2008-04-10 Ira Rosen <irar@il.ibm.com>
14258 PR tree-optimization/35821
14259 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
14260 NEW_STMT_LIST is not NULL.
14262 2008-04-09 David Edelsohn <edelsohn@gnu.org>
14265 * toplev.c (process_options): Remove -ffunction-sections debugging
14268 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
14270 PR middle-end/PR28690
14271 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
14272 than gen_rtx_fmt_ee to perform more canonicalizations.
14274 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14277 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
14279 2008-04-09 Richard Guenther <rguenther@suse.de>
14281 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
14282 (dump_function_to_file): Dump function arguments with types.
14284 2008-04-08 Richard Guenther <rguenther@suse.de>
14286 * fold-const.c (fold_widened_comparison): Do not allow
14287 sign-changes that change the result.
14289 2008-04-08 Janis Johnson <janis187@us.ibm.com>
14292 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
14293 kinds of indirect references.
14295 2008-04-08 David Edelsohn <edelsohn@gnu.org>
14297 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
14298 GNU Fortran language string.
14300 2008-04-08 Rafael Espindola <espindola@google.com>
14302 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
14303 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
14304 * tree.h (tree_call_nonnegative_warnv_p): New.
14306 2008-04-08 Jan Hubicka <jh@suse.cz>
14308 * function.c (free_after_compilation): Clear out regno_reg_rtx
14311 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
14314 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
14316 PR middle-end/PR28690
14317 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
14318 same precedence as REG_POINTER and MEM_POINTER operands.
14320 2008-04-08 Richard Guenther <rguenther@suse.de>
14322 PR middle-end/35834
14323 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
14324 for adding index to base.
14326 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
14328 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
14329 (MINGW_ENABLE_EXECUTE_STACK): New.
14330 (IN_LIBGCC2): For libgcc include windows.h file for
14331 function declarations.
14333 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
14335 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
14336 and tem2 if tem1 is not a REG or MULT.
14338 2008-04-08 Jan Hubicka <jh@suse.cz>
14340 * function.h (incomming_args): Break out of struct function.
14341 (function_subsections): Break out of struct function.
14342 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
14343 return_rtx and hard_reg_initial_vals from struct function.
14344 Kill inl_max_label_num.
14345 (current_function_pops_args, current_function_args_info,
14346 current_function_args_size, current_function_args_size,
14347 current_function_pretend_args_size,
14348 current_function_outgoing_args_size,
14349 current_function_internal_arg_pointer, current_function_return_rtx):
14350 Kill compatibility accestor macros.
14351 * builtins.c (expand_builtin_apply_args_1): Update.
14352 (expand_builtin_next_arg): Update.
14353 * df-scan.c (df_get_call_refs): Update.
14354 * dbxout.c (dbxout_function_end): Update.
14355 * dwarf2out.c (dwarf2out_switch_text_section): Update.
14356 (output_line_info): Update.
14357 (secname_for_decl): Update.
14358 (dwarf2out_var_location): Update.
14359 * function.c (free_after_compilation): Update.
14360 (assign_parm_find_stack_rtl): Update.
14361 (assign_parms): Update.
14362 (expand_dummy_function_end): Update.
14363 (expand_function_end): Update.
14364 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
14365 (expand_call): Update.
14366 (emit_library_call_value_1): Update.
14367 (store_one_arg): Update.
14368 * varasm.c (initialize_cold_section_name): Update.
14369 (unlikely_text_section): Update.
14370 (unlikely_text_section_p): Update.
14371 (assemble_start_function): Update.
14372 (assemble_end_function): Update.
14373 (default_section_type_flags): Update.
14374 (switch_to_section): Update.
14375 * integrate.c (set_decl_abstract_flags): Update.
14376 (get_hard_reg_initial_val): Update.
14377 (has_hard_reg_initial_val): Update.
14378 (allocate_initial_values): Update.
14379 * resource.c (init_resource_info): Update.
14380 * config/alpha/alpha.c (NUM_ARGS): Update.
14381 (direct_return): Update.
14382 (alpha_va_start): Update.
14383 (alpha_sa_size): Update.
14384 (alpha_initial_elimination_offset): Update.
14385 (alpha_expand_prologue): Update.
14386 (alpha_start_function): Update.
14387 (alpha_expand_epilogue): Update.
14388 (unicosmk_initial_elimination_offset):
14389 * config/alpha/alpha.md (call expander): Update.
14390 * config/s390/s390.c (s390_register_info): Update.
14391 (s390_register_info): Update.
14392 (s390_frame_info): Update.
14393 (s390_initial_elimination_offset): Update.
14394 (s390_build_builtin_va_list): Update.
14395 (s390_va_start): Update.
14396 * config/spu/spu.c (direct_return): Update.
14397 (spu_expand_prologue): Update.
14398 (spu_initial_elimination_offset): Update.
14399 (spu_build_builtin_va_list): Update.
14400 (spu_va_start): Update.
14401 * config/sparc/sparc.c (sparc_init_modes): Update.
14402 (sparc_compute_frame_size): Update.
14403 (function_value): Update.
14404 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
14405 * config/i386/i386.md (return expander): Update.
14406 * config/i386/i386.c (ix86_va_start): Update.
14407 (ix86_can_use_return_insn_p): Update.
14408 (ix86_compute_frame_layout): Update.
14409 (ix86_expand_epilogue): Update.
14410 * config/sh/sh.c (output_stack_adjust): Update.
14411 (calc_live_regs): Update.
14412 (sh_expand_prologue): Update.
14413 (sh_builtin_saveregs): Update.
14414 (sh_va_start): Update.
14415 (initial_elimination_offset): Update.
14416 (sh_allocate_initial_value): Update.
14417 (sh_function_ok_for_sibcall): Update.
14418 (sh_get_pr_initial_val): Update.
14419 * config/sh/sh.md (return expander): Update.
14420 * config/avr/avr.c (frame_pointer_required_p): UPdate.
14421 * config/crx/crx.c (crx_compute_frame): UPdate.
14422 (crx_initial_elimination_offset): UPdate.
14423 * config/xtensa/xtensa.c (compute_frame_size): Update
14424 (xtensa_builtin_saveregs): Update.
14425 (xtensa_va_start): Update.
14426 (order_regs_for_local_alloc): Update.
14427 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
14428 (xstormy16_expand_builtin_va_start): Update.
14429 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
14430 * config/m68hc11/m68hc11.md (return expanders): Update.
14431 * config/m68hc11/m68hc11.c (expand_prologue): Update.
14432 (expand_epilogue): Update.
14433 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
14434 (cris_simple_epilogue): Update.
14435 (cris_expand_prologue): Update.
14436 (cris_expand_epilogue): Update.
14437 * config/iq2000/iq2000.c (iq2000_va_start): Update.
14438 (compute_frame_size): Update.
14439 * config/mt/mt.c (mt_compute_frame_size): Update.
14440 * config/mn10300/mn10300.c (expand_prologue): Update.
14441 (expand_epilogue): Update.
14442 (initial_offset): Update.
14443 (mn10300_builtin_saveregs):
14444 * config/mn10300/mn10300.md (return expander): Update.
14445 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14446 (ia64_initial_elimination_offset): Update.
14447 (ia64_initial_elimination_offset): Update.
14448 (ia64_expand_prologue): Update.
14449 * config/m68k/m68k.md (return expander): Update.
14450 * config/rs6000/rs6000.c (rs6000_va_start): Update.
14451 (rs6000_stack_info): Update.
14452 * config/mcore/mcore.c (layout_mcore_frame): Update.
14453 (mcore_expand_prolog): Update.
14454 * config/arc/arc.c (arc_compute_frame_size): Update.
14455 * config/score/score3.c (score3_compute_frame_size): Update.
14456 * config/score/score7.c (score7_compute_frame_size): Update.
14457 * config/arm/arm.c (use_return_insn): Update.
14458 (thumb_find_work_register): Update.
14459 (arm_compute_save_reg_mask): Update.
14460 (arm_output_function_prologue): Update.
14461 (arm_output_epilogue): Update.
14462 (arm_size_return_regs): Update.
14463 (arm_get_frame_offsets): Update.
14464 (arm_expand_prologue): Update.
14465 (thumb_exit): Update.
14466 (thumb_unexpanded_epilogue): Update.
14467 (thumb1_output_function_prologue): Update.
14468 * config/pa/pa.md (return expander): Update.
14469 * config/pa/pa.c (compute_frame_size): Update.
14470 (hppa_builtin_saveregs): Update.
14471 * config/mips/mips.c (mips_va_start): Update.
14472 (mips16_build_function_stub): Update.
14473 (mips_compute_frame_info): Update.
14474 (mips_restore_gp): Update.
14475 (mips_output_function_prologue): Update.
14476 (mips_expand_prologue): Update.
14477 * config/v850/v850.c (compute_frame_size): Update.
14478 (expand_prologue): * config/mmix/mmix.c (along): update.
14479 (mmix_initial_elimination_offset): update.
14480 (mmix_reorg): update.
14481 (mmix_use_simple_return): update.
14482 (mmix_expand_prologue): update.
14483 (mmix_expand_epilogue): Update.
14484 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
14485 (emit_link_insn): Update.
14487 2008-04-08 Anatoly Sokolov <aesok@post.ru>
14489 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
14490 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
14492 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
14495 2008-04-07 Jan Hubicka <jh@suse.cz>
14497 * function.h (rtl): Rename to x_rtl.
14498 (crtl): New define.
14499 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
14500 frame_offset, stack_check_probe_note, arg_pointer_save_area,
14501 used_temp_slots avail_temp_slots, temp_slot_level,
14502 nonlocal_goto_handler_labels): Update accesstors.
14503 (rtl): New global variable.
14504 (struct function): Move some fileds to rtl_data.
14505 (get_arg_pointer_save_area): Update prototype.
14506 * builtins.c (expand_builtin_setjmp_receiver): Update call of
14507 get_arg_pointer_save_area.
14508 * expr.c (init_expr): Update
14509 * function.c (get_frame_size): Update
14510 (assign_stack_local): Update
14511 (expand_function_end): Update.
14512 (get_art_pointer_save_area): Update
14514 * emit-rtl.c (rtl): Declare.
14515 (regno_reg_rtx): Declare.
14516 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
14518 (gen_reg_rtx): Update.
14519 * varasm.c (n_deferred_constatns): Update accestor.
14520 (init_varasm_status): Do not allocate varasm_status.
14521 (force_const_mem, get_pool_size, output_constant_pool): Update.
14522 * stmt.c (force_label_rtx): Do not use x_ prefixes.
14523 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
14524 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
14525 * sparc/sparc.h (INIT_EXPANDERS): Update.
14526 * ia64/ia64.h (INIT_EXPANDERS): Update.
14528 2008-04-07 James E. Wilson <wilson@tuliptree.org>
14530 * reload.c (push_secondary_reload): Add missing break to for loop.
14532 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
14534 PR middle-end/PR28690
14535 * rtlanal.c: Update copyright years.
14536 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
14537 as REG_POINTER and MEM_POINTER operands.
14538 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
14539 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
14540 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
14541 * gcse.c: Update copyright years.
14542 (pre_delete): Call gen_reg_rtx_and_attrs.
14543 (hoist_code): Likewise.
14544 (build_store_vectors): Likewise.
14545 (delete_store): Likewise.
14546 * loop-invariant.c (move_invariant_reg): Likewise.
14547 Update copyright years.
14549 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
14551 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
14552 control string instead of quoted.
14554 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
14556 * doc/rtl.texi: Rewrite of subreg section.
14558 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
14561 * config/i386/i386.c (legitimize_pic_address): Add treating
14562 of dllimport SYM_REF's.
14563 (legitimize_dllimport_symbol): Add prototype.
14565 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
14567 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
14568 reference in constructor with non self-referential type.
14570 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
14572 Removal of Return with Depressed Stack Pointer support
14573 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
14574 (ECF_SP_DEPRESSED): Likewise.
14575 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
14576 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
14577 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
14578 (expand_call): Do not test ECF_SP_DEPRESSED.
14579 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
14580 * function.c (keep_stack_depressed): Delete.
14581 (handle_epilogue_set): Likewise.
14582 (update_epilogue_consts): Likewise.
14583 (emit_equiv_load): Likewise.
14584 (thread_prologue_and_epilogue_insns): Remove support for Return with
14585 Depressed Stack Pointer.
14586 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
14588 2008-04-06 Richard Guenther <rguenther@suse.de>
14590 PR tree-optimization/35400
14591 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
14592 information from SSA_NAMEs.
14594 2008-04-06 Anatoly Sokolov <aesok@post.ru>
14596 * config/avr/avr.h (avr_mega_p): Remove declaration.
14597 (AVR_MEGA): Remove macro.
14598 * config/avr/avr.c (avr_mega_p): Remove variable.
14599 (avr_override_options): Remove inicializion of avr_mega_p.
14600 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
14601 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
14602 (avr_jump_mode): (Ditto.).
14603 (avr_output_progmem_section_asm_op): (Ditto.).
14604 (avr_asm_init_sections): (Ditto.).
14605 (avr_asm_init_sections): (Ditto.).
14606 (avr_rtx_costs): (Ditto.).
14607 * config/avr/avr.md: (Ditto.).
14608 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
14611 2008-04-06 Richard Guenther <rguenther@suse.de>
14613 PR tree-optimization/35842
14614 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
14615 is_gimple_invariant_address.
14617 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14619 * gcc.c (default_compilers): Sync Fortran extensions list with
14620 that in fortran/lang-specs.h.
14621 * doc/invoke.texi: Likewise.
14622 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
14623 * dwarf2out.c (gen_compile_unit_die): Likewise.
14625 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
14627 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
14629 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
14632 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
14633 attribute is used for nested functions.
14635 2008-04-05 Jan Hubicka <jh@suse.cz>
14637 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
14639 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
14641 (dump_files): Update.
14642 (enable_rtl_dump_file): Do not accept letter argument.
14643 * tree-pass.h (dump_file_info): Remove letter argument.
14644 * toplev.c (decode_d_option): Update -da handling.
14645 * toplev.h (enable_rtl_dump_file): Update prototype.
14646 * passes.c (register_one_dump_file): Do not accept IPA argument; work
14647 it out based on pass type.
14648 (register_dump_files_1): Likewise.
14649 (init_optimization_passes): Update register_one_dump_file calls.
14650 (execute_one_pass): Sanity check that IPA passes are called at IPA
14651 level and RTL passes at RTL level.
14652 (execute_pass_list): IPA pass can not be after or subpass of
14654 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
14655 disallov RTL subpasses of IPA subpasses.
14657 2008-04-05 Ben Elliston <bje@au.ibm.com>
14659 * tree-cfg.c (need_fake_edge_p): Return false for calls to
14660 builtins that return exactly once and do not throw. Cache call to
14663 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
14665 PR rtl-optimization/34916
14666 PR middle-end/35519
14667 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
14668 between instruction pairs.
14670 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
14672 * doc/invoke.texi: Document -mbitops for SH.
14673 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
14674 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
14675 * config/sh/sh.c (print_operand): Add %t operand code.
14676 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
14677 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
14678 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
14679 (extendqihi2): Likewise.
14680 (movqi_i): Likewise.
14681 (insv): Use bset, bclr and bst instructions for SH2A if possible.
14682 (extv): Use bld instruction for SH2A if possible.
14684 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
14685 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
14686 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
14687 (bset.b, bclr.b): Define peepholes.
14688 * config/sh/sh.opt (mbitops): New option.
14690 2008-04-04 Janis Johnson <janis187@us.ibm.com>
14693 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
14694 and view convert expression.
14696 2008-04-04 Jakub Jelinek <jakub@redhat.com>
14699 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14701 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
14703 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
14705 * config/i386/cpuid.h (bit_AES): New.
14706 (bit_PCLMUL): Likewise.
14708 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
14709 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
14710 SSE2 if AES or PCLMUL is enabled.
14711 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
14712 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
14713 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
14714 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
14715 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
14716 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
14717 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
14718 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
14719 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
14720 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
14721 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
14722 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
14723 __builtin_ia32_aeskeygenassist128 and
14724 __builtin_ia32_pclmulqdq128.
14725 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
14726 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
14727 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
14729 * config/i386/i386.h (TARGET_AES): New.
14730 (TARGET_PCLMUL): Likewise.
14731 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
14733 * config/i386/i386.md (UNSPEC_AESENC): New.
14734 (UNSPEC_AESENCLAST): Likewise.
14735 (UNSPEC_AESDEC): Likewise.
14736 (UNSPEC_AESDECLAST): Likewise.
14737 (UNSPEC_AESIMC): Likewise.
14738 (UNSPEC_AESKEYGENASSIST): Likewise.
14739 (UNSPEC_PCLMUL): Likewise.
14741 * config/i386/i386.opt (maes): New.
14742 (mpclmul): Likewise.
14744 * config/i386/sse.md (aesenc): New pattern.
14745 (aesenclast): Likewise.
14746 (aesdec): Likewise.
14747 (aesdeclast): Likewise.
14748 (aesimc): Likewise.
14749 (aeskeygenassist): Likewise.
14750 (pclmulqdq): Likewise.
14752 * config/i386/wmmintrin.h: New.
14754 * doc/extend.texi: Document AES and PCLMUL built-in function.
14756 * doc/invoke.texi: Document -maes and -mpclmul.
14758 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
14760 * function.c (free_after_parsing): Replace with
14761 cxx_push_function_context from C++ front-end.
14762 (allocate_struct_function): Don't call langhook.
14763 * langhooks.h (struct lang_hooks_for_functions): Delete.
14764 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
14766 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
14767 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
14768 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
14769 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
14770 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
14771 remove LANG_HOOKS_FUNCTION_INITIALIZER.
14772 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
14774 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
14775 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
14777 2008-04-04 Jakub Jelinek <jakub@redhat.com>
14780 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
14783 2008-04-04 Richard Guenther <rguenther@suse.de>
14785 PR middle-end/35823
14786 * fold-const.c (optimize_minmax_comparison): Use the correct
14787 type for the constant in the simplified comparison.
14789 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
14791 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
14792 Pass L2 size as "--param l2-cache-size" to the compiler.
14793 (decode_l2_cache): New function to decode L2 cache parameters using
14794 0x8000006 extended cpuid function.
14795 (detect_caches_amd): Determine parameters of L2 cache using
14796 decode_l2_caches function.
14797 (decode_caches_intel): Decode L2 cache parameters.
14798 (detect_caches_intel): Determine L2 cache parameters using
14799 decode_caches_intel and decode_l2_caches functions.
14801 2008-04-03 Bob Wilson <bob.wilson@acm.org>
14803 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
14804 secondary input reload for subword loads from the constant pool.
14806 2008-04-03 Janis Johnson <janis187@us.ibm.com>
14809 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
14810 constants of the appropriate size for runtime calculations.
14813 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
14814 decimal-float literal constant zero.
14816 2008-04-03 Jakub Jelinek <jakub@redhat.com>
14819 * c-parser.c (c_parser_omp_atomic): Call
14820 default_function_array_conversion on the RHS.
14822 PR middle-end/35818
14823 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
14824 call is_variable_sized if decl has incomplete type.
14826 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
14828 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
14830 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
14832 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
14834 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
14835 (sgt<u>): Merge sgt and sgtu into new expander.
14836 (sgt, sgtu): Remove expanders.
14837 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
14838 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
14839 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
14840 *sgtu_<mode>_mips16 into new pattern.
14841 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
14842 (sge<u>): Merge sge and sgeu into new expander.
14843 (sge, sgeu): Remove expanders.
14844 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
14846 (*sge_<mode>, second *sge_<mode>): Remove patterns.
14847 (slt<u>): Merge slt and sltu into new expander.
14848 (slt, sltu): Remove expanders.
14849 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
14850 (*slt_<mode>, *sltu_<mode>): Remove patterns.
14851 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
14852 *sltu_<mode>_mips16 into new pattern.
14853 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
14854 (sle<u>): Merge sle and sleu into new expander.
14855 (sle, sleu): Remove expanders.
14856 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
14857 (*sle_<mode>, *sleu_<mode>): Remove patterns.
14858 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
14859 *sleu_<mode>_mips16 into new pattern.
14860 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
14862 2008-04-03 Jan Hubicka <jh@suse.cz>
14864 PR tree-optimization/35795
14865 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
14866 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14867 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
14868 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
14869 * score/score3.c (score3_output_mi_thunk): Likewise.
14870 * score/score7.c (score7_output_mi_thunk): Likewise.
14871 * mips/mips.c (mips_output_mi_thunk): Likewise.
14873 2008-04-03 Richard Guenther <rguenther@suse.de>
14875 * tree-vrp.c (extract_range_from_unary_expr): Handle all
14876 conversions. Simplify code.
14878 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
14880 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
14882 2008-04-03 Tom Tromey <tromey@redhat.com>
14883 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14885 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
14886 * config/bfin/t-bfin-linux (generated_files): Add
14887 linux-sysroot-suffix.h.
14888 * doc/install.texi (Prerequisites): Require make 3.80.
14889 * doc/sourcebuild.texi (Front End Directory): Document new
14891 * Makefile.in (generated_files): New variable.
14892 (ALL_HOST_OBJS): New variable.
14893 ($(ALL_HOST_OBJS)): New target.
14895 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
14897 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
14898 (remap_block): Call id->transform_lang_insert_block instead
14900 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
14901 Set id.transform_lang_insert_block to NULL.
14902 (clone_body): Move to cp/optimize.c
14903 * tree-inline.h (struct copy_body_data): Change
14904 transform_lang_insert_block to function pointer.
14905 (copy_generic_body, copy_decl_no_change): Export.
14906 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
14907 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
14908 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
14910 * c-tree.h (insert_block): Kill.
14911 * c-decl.c (insert_block): Kill.
14913 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
14915 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
14916 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
14917 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
14919 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
14920 argument, call {push,pop}_function_context from here.
14921 * c-parser.c: Use c_{push,pop}_function_context.
14923 * function.c (push_function_context_to): Move meat ...
14924 (push_function_context): ... here. Simplify.
14925 * function.c (pop_function_context_from): Move meat ...
14926 (pop_function_context): ... here. Simplify.
14927 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
14929 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
14930 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
14931 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
14932 * tree.h (push_function_context_to, pop_function_context_from): Remove.
14934 2008-04-03 Ben Elliston <bje@au.ibm.com>
14936 * expmed.c (extract_force_align_mem_bit_field): Remove.
14938 2008-04-03 Richard Guenther <rguenther@suse.de>
14940 PR middle-end/35800
14941 * expr.h (try_casesi): Adjust prototype.
14942 * expr.c (try_casesi): Take fallback label as extra parameter.
14943 Use that for gen_casesi if default_label is NULL.
14944 * stmt.c (expand_case): Pass fallback label to try_casesi,
14945 make sure to fill gaps with a fallback label if default_label
14948 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
14951 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
14953 2008-04-03 Ben Elliston <bje@au.ibm.com>
14955 * expmed.c (extract_split_bit_field): Remove if (0) code.
14956 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
14957 (do_ds_constraint): Likewise.
14959 2008-04-02 Joseph Myers <joseph@codesourcery.com>
14961 * doc/cppopts.texi (-dU): Document.
14962 * c-common.h (flag_dump_macros): Update comment.
14963 * c-opts.c (handle_OPT_d): Handle -dU.
14964 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
14965 dump_queued_macros, cb_used_define, cb_used_undef): New.
14966 (init_pp_output): Handle -dU.
14967 (cb_line_change): Call dump_queued_macros.
14968 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
14970 2008-04-02 Anatoly Sokolov <aesok@post.ru>
14972 * config/avr/predicates.md (io_address_operand): New predicate.
14973 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
14974 * config/avr/avr.c (avr_io_address_p): Remove function.
14975 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
14976 'avr_io_address_p' function.
14977 (out_movhi_r_mr): (Ditto.).
14978 (out_movqi_mr_r): (Ditto.).
14979 (out_movhi_mr_r): (Ditto.).
14980 (avr_address_cost): (Ditto.).
14982 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
14984 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
14985 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
14986 in 32bit mode when XMM registers are available to avoid store
14988 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
14989 corresponding post-reload splitters.
14991 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
14993 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
14994 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
14995 __builtin_ia32_roundss.
14996 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
14997 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
14998 __builtin_ia32_roundss.
14999 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
15000 IX86_BUILTIN_SHUFPD here.
15002 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
15004 * config/i386/i386.md (plogic): New.
15005 (plogicprefix): Likewise.
15007 * config/i386/mmx.md (mmx_<code><mode>3): New.
15008 (mmx_and<mode>3): Removed.
15009 (mmx_ior<mode>3): Likewise.
15010 (mmx_xor<mode>3): Likewise.
15012 * config/i386/sse.md (<code><mode>3): New.
15013 (*<code><mode>3): Likewise.
15014 (*<code><mode>3): Likewise.
15015 (<code><mode>3): Likewise.
15016 (*sse_<code><mode>3): Likewise.
15017 (*sse2_<code><mode>3): Likewise.
15018 (<code>tf3): Likewise.
15019 (*<code>tf3): Likewise.
15020 (and<mode>3): Likewise.
15021 (*and<mode>3): Likewise.
15022 (ior<mode>3): Removed.
15023 (*ior<mode>3): Likewise.
15024 (xor<mode>3): Likewise.
15025 (*xor<mode>3): Likewise.
15026 (*and<mode>3): Likewise.
15027 (*ior<mode>3): Likewise.
15028 (*xor<mode>3): Likewise.
15029 (and<mode>3): Likewise.
15030 (*sse_and<mode>3): Likewise.
15031 (*sse2_and<mode>3): Likewise.
15032 (andtf3): Likewise.
15033 (*andtf3): Likewise.
15034 (ior<mode>3): Likewise.
15035 (*sse_ior<mode>3): Likewise.
15036 (*sse2_ior<mode>3): Likewise.
15037 (iortf3): Likewise.
15038 (*iortf3): Likewise.
15039 (xor<mode>3): Likewise.
15040 (*sse_xor<mode>3): Likewise.
15041 (*sse2_xor<mode>3): Likewise.
15042 (xortf3): Likewise.
15043 (*xortf3): Likewise.
15045 2008-04-02 Richard Guenther <rguenther@suse.de>
15047 PR tree-optimization/14495
15048 PR tree-optimization/34793
15049 * tree-vrp.c (struct switch_update): New structure.
15050 (to_remove_edges, to_update_switch_stmts): New VECs.
15051 (simplify_switch_using_ranges): New function. Remove not taken
15052 case labels and edges.
15053 (simplify_stmt_using_ranges): Call it.
15054 (identify_jump_threads): Mark edges we have queued for removal
15055 so we don't thread them.
15056 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
15058 * tree-cfg.c (group_case_labels): Deal with missing default label.
15059 (tree_verify_flow_info): Allow missing default label.
15060 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
15061 (emit_case_nodes): Likewise.
15062 (expand_case): Do not rely on the default label to be present.
15063 * expr.c (try_casesi): Deal with NULL default_label.
15064 (do_tablejump): Likewise.
15066 2008-04-02 Richard Guenther <rguenther@suse.de>
15068 PR tree-optimization/14495
15069 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
15070 SWITCH_EXPR here ...
15071 (vrp_visit_switch_stmt): ... but here (new function).
15072 (find_case_label_index): New helper function.
15073 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
15075 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15077 * fwprop.c: Fix ISO-C99ism.
15079 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15082 * Makefile.in (objdir): Set it here.
15083 * configure.ac: Not here. Find dynamic linker characteristics.
15084 * exec-tool.in: Use them.
15085 * aclocal.m4: Regenerate.
15086 * configure: Regenerate.
15088 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15090 * expr.c (expand_var): Delete it.
15091 * expr.h (expand_var): Delete prototype.
15092 * function.c (expand_function_start): Use expand_decl instead.
15093 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
15096 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
15098 PR rtl-optimization/35542
15099 * fwprop.c (forward_propagate_and_simplify): Replace
15100 loc_reg_mentioned_in_p with reg_mentioned_p.
15102 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15104 PR rtl-optimization/35281
15105 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
15106 (propagate_rtx_1): Handle PR_HANDLE_MEM.
15107 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
15108 (varying_mem_p): Move above propagate_rtx.
15109 (all_uses_available_at): Do not check MEMs.
15111 2008-04-02 Rafael Espindola <espindola@google.com>
15113 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
15114 (register_edge_assert_for_2): Split the cond argument.
15115 (register_edge_assert_for_1): Adjust for the change in
15116 register_edge_assert_for_2.
15117 (register_edge_assert_for): Split the cond argument.
15118 (find_switch_asserts): Adjust for the change in
15119 register_edge_assert_for.
15121 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
15123 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
15124 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
15125 offsets for 64-bit mingw.
15126 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
15127 abi for x86_64-pc-mingw.
15129 2008-04-02 Richard Guenther <rguenther@suse.de>
15131 * tree-vrp.c (extract_range_from_assert): Make sure to not
15132 produce range min/max with TREE_OVERFOW set.
15133 If merging a anti-range and a range keep the anti-range if
15134 the range covers all values of the type.
15135 (register_edge_assert_for_2): Only allow sign-changing
15136 conversions in detecting canonical range checks. Also
15137 register an assert for the unsigned name if useful.
15139 PR tree-optimization/35787
15140 * tree-vrp.c (vrp_val_max): New function.
15141 (vrp_val_min): Likewise.
15142 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
15143 (vrp_val_is_min): Likewise.
15144 (supports_overflow_infinity): Use vrp_val_{min,max}.
15145 (negative_overflow_infinity): Likewise.
15146 (positive_overflow_infinity): Likewise.
15147 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
15148 (is_positive_overflow_infinity): Likewise.
15149 (is_overflow_infinity): Likewise.
15150 (avoid_overflow_infinity): Use vrp_val_{min,max} and
15151 vrp_val_is_{min,max}.
15152 (set_and_canonicalize_value_range): Canonicalize anti-ranges
15153 to ranges if possible. Avoid empty ranges.
15155 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15157 PR middle-end/35705
15158 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
15159 the expression is a function address.
15161 2008-04-01 George Helffrich <george@gcc.gnu.org>
15163 PR fortran/35154, fortran/23057
15164 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
15165 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
15166 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
15167 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
15169 (dbxout_syms): Check for COMMON-based symbol and wrap in
15170 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
15171 in bracket for efficiency.
15173 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
15174 using DW_TAG_common_block + member offset.
15175 (add_pubname_string): New function.
15176 (dw_expand_expr): New function to find block name and offset for
15178 (common_check): New function to check whether symbol in Fortran COMMON.
15179 (gen_variable_die): If COMMON, use DW_TAG_common_block.
15181 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
15184 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
15186 2008-04-02 Ben Elliston <bje@au.ibm.com>
15188 * config/v850/v850.md (casesi): Remove if (0) code.
15189 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
15190 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
15192 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
15194 * config/i386/i386.md (rex64suffix): New mode attribute.
15195 (floathi<mode>2): Disable expander for SSE math.
15196 (*floathi<mode>2_1): New insn insn_and_split pattern.
15197 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
15198 corresponding post-reload splitters.
15199 (*floathi<mode>2_i387): New macroized insn pattern.
15200 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
15201 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
15202 insn_and_split pattern.
15203 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
15204 New macroized instruction patterns and corresponding post-reload
15206 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
15207 and corresponding post-reload splitters.
15208 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
15209 New macroized instruction patterns.
15210 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
15211 macroized instruction patterns and corresponding post-reload splitters.
15212 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
15213 corresponding post-reload splitters.
15214 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
15215 New macroized instruction patterns.
15216 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
15217 corresponding post-reload splitters.
15218 (*floatsi<mode>2_i387): New macroized instruction patterns.
15220 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
15222 * config/i386/i386.md (smaxmin): New.
15223 (umaxmin): Likewise.
15224 (maxminiprefix): Likewise.
15225 (maxminfprefix): Likewise.
15226 (<code><mode>3): Likewise.
15227 (smin<mode>3): Removed.
15228 (smax<mode>3): Likewise.
15230 * config/i386/mmx.md (mmx_<code>v2sf3): New.
15231 (mmx_<code>v4hi3): Likewise.
15232 (mmx_<code>v8qi3): Likewise.
15233 (mmx_smaxv2sf3): Removed.
15234 (mmx_sminv2sf3): Likewise.
15235 (mmx_umaxv8qi3): Likewise.
15236 (mmx_smaxv4hi3): Likewise.
15237 (mmx_uminv8qi3): Likewise.
15238 (mmx_sminv4hi3): Likewise.
15240 * config/i386/sse.md (<addsub><mode>3): New.
15241 (*<addsub><mode>3): Likewise.
15242 (<sse>_vm<addsub><mode>3): Likewise.
15243 (<maxmin><mode>3): Likewise.
15244 (*<maxmin><mode>3_finite): Likewise.
15245 (*<maxmin><mode>3): Likewise.
15246 (<sse>_vm<maxmin><mode>3): Likewise.
15247 (sse3_h<addsub>v4sf3): Likewise.
15248 (sse3_h<addsub>v2df3): Likewise.
15249 (<maxmin>v16qi3): Likewise.
15250 (*<maxmin>v16qi3): Likewise.
15251 (<maxmin>v8hi3): Likewise.
15252 (*<maxmin>v8hi3): Likewise.
15253 (*sse4_1_<maxmin><mode>3): Likewise.
15254 (*sse4_1_<maxmin><mode>3): Likewise.
15255 (add<mode>3): Removed.
15256 (*add<mode>3): Likewise.
15257 (<sse>_vmadd<mode>3): Likewise.
15258 (sub<mode>3): Likewise.
15259 (*sub<mode>3): Likewise.
15260 (<sse>_vmsub<mode>3): Likewise.
15261 (smin<mode>3): Likewise.
15262 (*smin<mode>3_finite): Likewise.
15263 (*smin<mode>3): Likewise.
15264 (<sse>_vmsmin<mode>3): Likewise.
15265 (smax<mode>3): Likewise.
15266 (*smax<mode>3_finite): Likewise.
15267 (*smax<mode>3): Likewise.
15268 (<sse>_vmsmax<mode>3): Likewise.
15269 (sse3_haddv4sf3): Likewise.
15270 (sse3_haddv2df3): Likewise.
15271 (sse3_hsubv4sf3): Likewise.
15272 (sse3_hsubv2df3): Likewise.
15273 (umaxv16qi3): Likewise.
15274 (*umaxv16qi3): Likewise.
15275 (smaxv8hi3): Likewise.
15276 (*smaxv8hi3): Likewise.
15277 (*sse4_1_smax<mode>3): Likewise.
15278 (*sse4_1_umax<mode>3): Likewise.
15279 (uminv16qi3): Likewise.
15280 (*uminv16qi3): Likewise.
15281 (sminv8hi3): Likewise.
15282 (*sminv8hi3): Likewise.
15283 (*sse4_1_smin<mode>3): Likewise.
15284 (*sse4_1_umin<mode>3): Likewise.
15286 2008-04-01 Rafael Espindola <espindola@google.com>
15288 * tree-cfg.c (verify_expr): remove in_phi.
15289 (verify_stmt): Don't call walk_tree with verify_expr. Use
15290 is_gimple_min_invariant instead of is_gimple_val.
15292 2008-04-01 Joseph Myers <joseph@codesourcery.com>
15294 * doc/include/gpl_v3.texi: Update for manpage generation.
15295 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
15297 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
15298 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
15299 gpl_v3.texi instead of gpl.texi.
15302 2008-04-01 Jakub Jelinek <jakub@redhat.com>
15305 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
15307 2008-04-01 Rafael Espindola <espindola@google.com>
15309 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
15310 (extract_code_and_val_from_cond): Use
15311 extract_code_and_val_from_cond_with_ops.
15313 2008-04-01 Jan Hubicka <jh@suse.cz>
15315 * function.c (free_after_compilation): Free epilogue_delay_list.
15316 (prepare_function_start): Assert that previous compilation was freed.
15318 2008-04-01 Jan Hubicka <jh@suse.cz>
15319 Jim Wilson <wilson@tuliptree.org>
15320 Andreas Tobler <andreast@gcc.gnu.org>
15322 PR middle-end/35781
15323 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
15324 rtl.emit instead cfun->emit.
15325 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
15326 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
15328 2008-04-01 Ben Elliston <bje@au.ibm.com>
15330 * doc/c-tree.texi (Function Basics): Fix grammatical error.
15332 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
15334 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
15336 (fprofile-use): Add var flag_profile_use
15337 * coverage.c (coverage_begin_output): Do not open a gcno file for
15338 output only if -ftest-coverage is set.
15339 Do not add getpwd() to gcda file path.
15340 (build_gcov_info): Check the new flag
15341 flag_profile_datafile_relative_path.
15342 (coverage_init): Use profile_data_prefix.
15343 Read profile counter only if flag_profile_use is set.
15344 * opts.c (common_handle_option): New option fprofile-use=,
15345 fprofile-dir=, fprofile-generate=.
15346 * toplev.c (profile_data_prefix): New variable definition.
15347 * toplev.h (profile_data_prefix): New declaration.
15348 * doc/invoke.tex (Option Summary, Optimization Options):
15351 2008-03-31 James E. Wilson <wilson@tuliptree.org>
15353 * varasm.c (output_constant_pool_1): In LABEL_REF check,
15354 use tmp consistently.
15357 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
15358 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15359 UNSPEC_FR_RECIP_APPROX_RES.
15360 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
15362 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
15365 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
15367 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
15369 PR middle-end/30186
15370 * fold-const.c (fold_indirect_ref_1): Support accessing non first
15371 element of the vector via a pointer.
15373 2008-03-31 Ian Lance Taylor <iant@google.com>
15375 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
15377 2008-03-31 Jan Hubicka <jh@suse.cz>
15379 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15380 get_arg_pointer_save_area.
15381 * expr.c (init_expr): Just clear out rtl.expr.
15382 * function.c (free_after_compilation): Clear out whole RTL structure.
15383 (get_func_frame_size): Merge into ...
15384 (get_frame_size): ... this one.
15385 (assign_stack_local_1): Merge into ...
15386 (assign_stack_local): ... this one.
15387 (expand_function_end): Update call of get_arg_pointer_save_area.
15388 (get_art_pointer_save_area): Remove cfun argument.
15389 * function.h (emit_status): regno_pointer_align does not need length
15390 attribute. Move x_regno_reg_rtx to ...
15391 (regno_reg_rtx): ... new global array.
15392 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
15393 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
15394 apply_args_value, forced_labels, stack_pointer_delta):
15396 (struct varasm_status): Move here from varasm.c
15397 (struct rtl_data): New. Move here some fields from struct function.
15398 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15399 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15400 used_temp_slots avail_temp_slots, temp_slot_level,
15401 nonlocal_goto_handler_labels): Update accesstors.
15402 (rtl): New global variable.
15403 (struct function): Move some fileds to rtl_data.
15404 (get_arg_pointer_save_area): Update prototype.
15405 * emit-rtl.c (rtl): Declare.
15406 (regno_reg_rtx): Declare.
15407 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15409 (gen_reg_rtx): Update.
15410 (init_virtual_regs): Do not tate emit_status argument.
15411 (init_emit): Do not allocate emit.
15412 * varasm.c (varasm_statuc): Move to function.h.
15413 (n_deferred_constatns): Update accestor.
15414 (init_varasm_status): Do not allocate varasm_status.
15415 (force_const_mem, get_pool_size, output_constant_pool): Update.
15416 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15417 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15419 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
15421 PR rtl-optimization/35729
15422 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
15425 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
15428 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
15429 load/store if memory is unaligned.
15430 (*movti_rex64): Likewise.
15432 * config/i386/predicates.md (misaligned_operand): New.
15434 2008-03-31 Andrew Pinski <pinskia@gmail.com>
15437 * tree-ssa-phiopt.c (conditional_replacement): Return early for
15440 2008-03-31 Jan Beulich <jbeulich@novell.com>
15442 * config/ia64/constraints.md: Add 'j' constraint.
15443 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
15444 (movdi_internal): Likewise.
15446 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
15449 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
15451 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
15454 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
15455 proper error message for the third argument on blendpd and
15458 * config/i386/sse.md (blendbits): New.
15459 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
15461 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
15463 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
15465 2008-03-30 Richard Guenther <rguenther@suse.de>
15467 PR middle-end/31023
15468 * fold-const.c (fold_sign_changed_comparison): Do leave
15469 conversions to base-types alone.
15471 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15473 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
15474 the link register if one altivec register is be saved.
15476 2008-03-30 Ben Elliston <bje@au.ibm.com>
15478 * final.c (final_scan_insn): Remove if (0) code.
15480 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
15482 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
15484 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
15486 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
15487 of V4SFmode to ix86_binary_operator_ok.
15489 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
15491 * config/i386/i386.c (override_options): Initialize
15492 ix86_veclib_handler to ix86_veclibabi_svml when
15493 -mveclibabi=svml is used.
15494 (ix86_veclibabi_svml): New function for SVML ABI style
15495 vectorization support.
15496 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
15498 2008-03-28 Rafael Espindola <espindola@google.com>
15500 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
15501 (tree_binary_nonnegative_warnv_p): Make it public.
15502 (tree_single_nonnegative_warnv_p): Make it public.
15503 (tree_invalid_nonnegative_warnv_p): Make it public.
15504 (tree_unary_nonzero_warnv_p): Make it public.
15505 (tree_binary_nonzero_warnv_p): Make it public
15506 (tree_single_nonzero_warnv_p): Make it public.
15507 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
15508 (extract_range_from_binary_expr): Split the expr argument.
15509 (extract_range_from_unary_expr): Split the expr argument.
15510 (extract_range_from_comparison): Split the expr argument.
15511 (extract_range_from_expr): Use the new aux functions.
15512 (vrp_evaluate_conditional_warnv): Use
15513 vrp_evaluate_conditional_warnv_with_ops.
15514 * tree.h (tree_unary_nonzero_warnv_p): Declare.
15515 (tree_binary_nonzero_warnv_p): Declare.
15516 (tree_single_nonzero_warnv_p): Declare.
15517 (tree_expr_nonzero_warnv_p): Declare.
15518 (tree_unary_nonnegative_warnv_p): Declare.
15519 (tree_binary_nonnegative_warnv_p): Declare.
15520 (tree_single_nonnegative_warnv_p): Declare.
15521 (tree_invalid_nonnegative_warnv_p): Declare.
15523 2008-03-28 Richard Guenther <rguenther@suse.de>
15525 PR tree-optimization/30317
15526 PR tree-optimization/30911
15527 PR tree-optimization/34793
15528 * tree-vrp.c (set_and_canonicalize_value_range): New function.
15529 (struct assert_locus_d): New member EXPR.
15530 (register_new_assert_for): Add EXPR parameter to support
15531 ASSERT_EXPR <name, expr OP limit>.
15532 (register_edge_assert_for_1): Adjust callers.
15533 (find_assert_locations): Likewise.
15534 (process_assert_insertions_for): Build condition from expression.
15535 (extract_range_from_assert): Handle ASSERT_EXPRs
15536 of the form ASSERT_EXPR <name, expr OP limit>.
15537 (register_edge_assert_for_2): New helper registering
15538 asserts for comparisons. Recognize range tests of the form
15539 (unsigned)i - CST1 OP CST2.
15540 (register_edge_assert_for_1): Use it.
15541 (register_edge_assert_for): Likewise.
15542 (needs_overflow_infinity): Integer sub-types
15543 do not need overflow infinities.
15544 (vrp_val_is_max): The extreme values of integer sub-types
15545 are those of the base type.
15546 (vrp_val_is_min): Likewise.
15547 * tree.def (ASSERT_EXPR): Document extra allowed conditional
15550 2008-03-28 Nick Clifton <nickc@redhat.com>
15553 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
15554 Return GENERAL_REGS for stack adjustment reloads.
15556 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15559 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
15560 const_vector when all the vectors are constant.
15562 2008-03-27 Bob Wilson <bob.wilson@acm.org>
15564 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
15566 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
15567 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
15569 (s<code>_sf): Use new scc_sf attribute for opcode names.
15571 2008-03-27 Tom Tromey <tromey@redhat.com>
15573 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
15574 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
15575 config/spu/t-spu-elf, config/i386/t-interix,
15576 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
15577 config/i386/x-darwin, config/i386/x-mingw32,
15578 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
15579 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
15580 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
15581 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
15582 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
15583 config/rs6000/x-darwin, config/rs6000/t-rs6000,
15584 config/score/t-score-elf, config/arm/t-strongarm-pe,
15585 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
15586 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
15587 Revert automatic dependency patch.
15589 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
15592 * config/i386/i386.c (ix86_function_arg_boundary): Align
15593 decimal floating point to its natural boundary.
15595 2008-03-27 Richard Guenther <rguenther@suse.de>
15597 PR middle-end/35716
15598 * fold-const.c (fold_comparison): Restrict distinct decl
15599 comparison folding to VAR_DECLs and PARM_DECLs. Do not
15600 solely rely on operand_equal_p.
15602 2008-03-27 Richard Guenther <rguenther@suse.de>
15605 * c-common.c (handle_weak_attribute): Reject combination of
15608 2008-03-27 Richard Guenther <rguenther@suse.de>
15610 PR tree-optimization/32810
15611 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
15612 conversions from DECL_INITIAL.
15613 (fold_const_aggregate_ref): Likewise from constructor elements.
15615 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
15617 * tree-affine.h (aff_combination_expand): Declare.
15618 (get_inner_reference_aff): Likewise.
15619 * tree-affine.c (aff_combination_expand): Split out from
15620 tree_to_aff_combination_expand.
15621 (get_inner_reference_aff): New function.
15622 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
15623 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
15624 (struct lim_aux_data): sm_done field removed.
15625 (mem_ref_loc_p, mem_ref_locs_p): New types.
15626 (struct mem_ref): Added id, stored, accesses_in_loop,
15627 indep_loop, dep_loop, indep_ref, dep_ref fields.
15628 Removed is_stored, locs and next fields.
15629 (memory_accesses): New variable.
15630 (movement_possibility): Do not allow moving statements
15631 that store to memory.
15632 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
15634 (determine_max_movement): For statements with memory references,
15635 find the outermost loop in that the reference is independent.
15636 (move_computations_stmt): Mark the virtual operands for renaming.
15637 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
15638 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
15639 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
15640 add_vop_ref_mapping, create_vop_ref_mapping_loop,
15641 create_vop_ref_mapping, analyze_memory_references,
15642 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
15643 get_all_locs_in_loop, ref_always_accessed_p,
15644 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
15645 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
15646 store_motion_loop, store_motion): New functions.
15647 (struct vop_to_refs_elt): New type.
15648 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
15649 memref_hash, memref_eq, hoist_memory_references): Rewritten.
15650 (schedule_sm): Replaced by...
15651 (execute_sm): ... this.
15652 (determine_lsm_ref, hoist_memory_references,
15653 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
15654 find_more_ref_vops, free_mem_ref, free_mem_refs,
15655 determine_lsm_loop, determine_lsm): Removed.
15656 (tree_ssa_lim_finalize): Free data structures used by store motion.
15657 (tree_ssa_lim): Call analyze_memory_references. Use
15658 store_motion instead of determine_lsm.
15660 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
15662 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
15663 rename tmake_file to m68hc11/t-m68hc11.
15664 (mcore): Set inhibit_libc to true.
15665 * config.host (alpha*-dec-*vms*): Set extra_programs.
15666 (interix3*): Don't use host_xmake_file.
15667 * configure.ac: Let config.gcc override inhibit_libc.
15668 * configure: Regenerate.
15670 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
15671 * config/t-openbsd-thread: Remove commented out lines.
15673 * config/x-interix: Remove.
15675 * config/m68hc11/t-m68hc11-gas: Rename to...
15676 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
15678 * config/mcore/t-mcore: Remove T_CFLAGS.
15679 * config/mcore/t-mcore-pe: Likewise.
15681 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
15683 * configure.ac: Replace custom __GNU_SOURCE test with
15684 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
15685 * aclocal.m4: Regenerate.
15686 * configure: Regenerate.
15687 * config.in: Regenerate.
15689 2008-03-27 Richard Guenther <rguenther@suse.de>
15691 * fold-const.c (target.h): Include.
15692 (fold_comparison): Fold comparison of addresses of decls
15693 that bind locally or of constants. Consolidate address folding code.
15694 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
15695 results from fold_binary_to_constant.
15696 (compare_values_warnv): Likewise.
15698 2008-03-27 Andrew Pinski <pinskia@gmail.com>
15700 PR middle-end/35429
15701 * fold-const.c (fold_truthop): Check for integeral types when folding
15702 a == 0 && b == 0 and a != 0 || b != 0 .
15704 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
15706 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
15708 2008-03-26 Andreas Schwab <schwab@suse.de>
15710 * doc/invoke.texi: Fix use of @item vs. @itemx.
15712 2008-03-26 Tom Tromey <tromey@redhat.com>
15714 * Makefile.in (build/gensupport.o, build/print-rtl.o,
15715 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
15716 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
15717 build/gencodes.o, build/genconditions.o, build/genconfig.o,
15718 build/genconstants.o, build/genemit.o, build/genextract.o,
15719 build/genflags.o, build/genmddeps.o, build/genopinit.o,
15720 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
15723 2008-03-26 Richard Guenther <rguenther@suse.de>
15726 2008-03-26 Richard Guenther <rguenther@suse.de>
15728 * fold-const.c (target.h): Include.
15729 (fold_comparison): Fold comparison of addresses of two decls
15730 that bind locally. Consolidate address folding code.
15732 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15734 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
15735 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
15736 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
15737 dconstsqrt2, dconstthird, dconste and/or dconst10.
15738 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
15739 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
15740 dconstsqrt2, dconste): Delete.
15741 (init_emit_once): Likewise. Simplify initializing dconstm1.
15743 * real.c (get_real_const): New.
15744 * real.h (dconst3, dconst10, dconstm2, dconstthird,
15745 dconstsqrt2, dconste): Delete.
15746 (real_value_const, get_real_const): New.
15748 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
15750 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
15752 * config/i386/i386.c (ix86_function_arg_boundary): Check
15753 BIGGEST_ALIGNMENT instead of 128.
15754 (setup_incoming_varargs_64): Likewise.
15756 2008-03-26 Tom Tromey <tromey@redhat.com>
15758 * Makefile.in (DEPFILES): Add missing '/'.
15760 2008-03-26 Richard Guenther <rguenther@suse.de>
15762 * fold-const.c (target.h): Include.
15763 (fold_comparison): Fold comparison of addresses of two decls
15764 that bind locally. Consolidate address folding code.
15766 2008-03-26 Nick Clifton <nickc@redhat.com>
15769 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
15770 not allow INT+INT as a legitimate addressing mode.
15772 2008-03-26 Richard Guenther <rguenther@suse.de>
15774 * tree-flow.h (widen_bitfield): Remove declaration.
15775 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
15776 (widen_bitfield): Remove function.
15777 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
15780 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15783 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
15786 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
15788 PR rtl-optimization/35232
15789 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
15790 (forget_old_reloads_1, forget_marked_reloads): Don't clear
15791 reg_reloaded_call_part_clobbered here.
15792 (reload_regs_reach_end_p): New function.
15793 (reload_reg_rtx_for_input): New variable.
15794 (reload_reg_rtx_for_output): Likewise.
15795 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
15796 when reassigning a pseudo register. Load reloadreg from
15797 reload_reg_rtx_for_input, moving the mode and register
15799 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
15800 instead of the original when deciding whether an input reload
15801 would be a no-op or whether an output reload can be deleted.
15802 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
15803 when setting up new_spill_reg_store. Load it from
15804 reload_reg_rtx_for_output, moving the mode and register
15806 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
15807 instead of the original when deciding whether an output reload
15808 would be a no-op. Do the same when modifying insn notes.
15809 Use rtx_equal_p instead of == to compare the registers.
15810 (inherit_piecemeal_p): Take a mode and two register numbers
15812 (emit_reload_insns): Clear new_spill_reg_store for every hard
15813 register in the reload register. Remove spill registers
15814 from reg_reloaded_valid before considering whether to record
15815 inheritance information for them. Use reload_reg_rtx_for_output
15816 instead of reg_rtx when recording output reloads. Use
15817 reload_reg_rtx_for_input instead of reg_rtx when recording
15818 input reloads. Set or clear reg_reloaded_call_part_clobbered
15819 at the same time as setting reg_reloaded_valid.
15820 (delete_output_reload): Add a new_reload_reg parameter and use it
15821 instead of rld[j].reg_rtx.
15822 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
15825 2008-03-25 Tom Tromey <tromey@redhat.com>
15827 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
15828 (build/genattr.o): Likewise.
15829 (build/genattrtab.o): Likewise.
15830 (build/gencodes.o): Likewise.
15831 (build/genconfig.o): Likewise.
15832 (build/genconstants.o): Likewise.
15833 (build/genemit.o): Likewise.
15834 (build/genextract.o): Likewise.
15835 (build/genflags.o): Likewise.
15837 2008-03-25 Bob Wilson <bob.wilson@acm.org>
15839 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
15840 instead of size_int for integer types.
15841 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
15842 to match type of MINUS_EXPR.
15844 2008-03-25 Tom Tromey <tromey@redhat.com>
15846 * configure: Rebuilt.
15847 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
15850 2008-03-25 Tom Tromey <tromey@redhat.com>
15852 * config/x-solaris (host-solaris.o): Update.
15853 * config/x-linux (host-linux.o): Update.
15854 * config/x-hpux (host-hpux.o): Update.
15855 * config/x-darwin (host-darwin.o): Update.
15856 * config/v850/t-v850e (v850-c.o): Update.
15857 * config/v850/t-v850 (v850-c.o): Update.
15858 * config/t-vxworks (vxworks.o): Update.
15859 * config/t-sol2 (sol2-c.o, sol2.o): Update.
15860 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
15861 * config/spu/t-spu-elf (spu-c.o): Update.
15863 * config/sh/t-symbian (sh-c.o): Update.
15864 (symbian.o): Update.
15865 * config/sh/t-sh (sh-c.o): Update.
15866 * config/score/t-score-elf (score7.o, score3.o): Update.
15867 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
15868 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
15869 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
15870 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
15871 (rs6000.o): Remove.
15872 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
15873 * config/m32c/t-m32c (m32c-pragma.o): Update.
15874 * config/ia64/t-ia64 (ia64-c.o): Update.
15875 * config/i386/x-mingw32 (host-mingw32.o): Update.
15876 * config/i386/x-i386 (driver-i386.o): Update.
15877 * config/i386/x-darwin (host-i386-darwin.o): Update.
15878 * config/i386/x-cygwin (host-cygwin.o): Update.
15879 * config/i386/t-nwld (nwld.o): Update.
15880 * config/i386/t-netware (netware.o): Update.
15881 * config/i386/t-interix (winnt.o): Update.
15882 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
15883 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
15884 msformat-c.o): Update.
15885 * config/bfin/t-bfin-linux (generated_files): Add
15886 linux-sysroot-suffix.h.
15887 * config/arm/t-wince-pe (pe.o): Update.
15888 * config/arm/t-strongarm-pe (pe.o): Update.
15889 * config/arm/t-pe (pe.o): Update.
15890 * config/arm/t-arm (arm-c.o): Update.
15891 * doc/install.texi (Prerequisites): Require make 3.80.
15892 * Makefile.in: Remove .o targets.
15893 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
15894 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
15895 (simple_generated_h, simple_generated_c): Move earlier.
15896 (generated_files): New variable.
15897 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
15898 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
15899 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
15900 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
15901 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
15902 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
15903 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
15904 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
15905 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
15906 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
15907 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
15908 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
15910 (COMPILE.base, COMPILE): New variables.
15911 (%.o): New pattern rule.
15912 (ALL_HOST_OBJS): New variable.
15913 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
15914 (dummy-checksum.o, cc1-checksum.o): Remove.
15915 (DRIVER_SHLIB): New variable.
15916 (DRIVER_DEFINES): Use it.
15917 (gencondmd.c): Move out of build/.
15918 (s-conditions): Update.
15919 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
15920 (ALL_BUILD_OBJS): Likewise.
15921 (build/%.o): Use BUILDCOMPILE.
15922 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
15923 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
15924 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
15925 build/gencheck.o, build/gencodes.o, build/genconditions.o,
15926 build/genconfig.o, build/genconstants.o, build/genemit.o,
15927 build/genextract.o, build/genflags.o, build/genmddeps.o,
15928 build/genopinit.o, build/genoutput.o, build/genpeep.o,
15929 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
15930 build/gen-protos.o, build/scan.o, build/fix-header.o,
15931 build/scan-decls.o): Simplify.
15932 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
15933 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
15934 prefix.o, toplev.o): Reduce to variable setting.
15935 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
15936 ($(out_object_file), gcc-options.o): New targets.
15937 ($(ALL_HOST_OBJS)): New target. Include dependency files.
15938 * configure: Rebuilt.
15939 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
15940 * doc/sourcebuild.texi (Front End Directory): Document new variable.
15942 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
15944 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
15945 complain when we hit an error, return ERROR_MARK_NODE.
15947 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
15949 * config/sh/constraints.md (Pso, Psz): New constraints.
15950 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
15951 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
15953 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
15955 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
15956 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
15958 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
15960 * config/sh/sh.md (prefetch): Add condition for SH2A target.
15961 (prefetch_sh2a): New.
15963 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
15964 Naveen.H.S <naveen.hs@kpitcummins.com>
15966 * config/sh/constraints.md (I28): New constraint.
15967 * config/sh/sh.c (broken_move): Add support for movi20s.
15968 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
15970 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
15971 Jayant Sonar <Jayant.sonar@kpitcummins.com>
15972 Naveen.H.S <naveen.hs@kpitcummins.com>
15974 * config/sh/sh.c (SH_ATTRIBUTES): Define.
15975 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
15976 (print_operand): Handle resbank in %@ operand code.
15977 (sh_encode_section_info): New.
15978 (push_regs): Add conditions for resbank.
15979 (sh_expand_epilogue): Likewise.
15980 (sh_insert_attributes): Likewise.
15981 (sh_attribute_table): Likewise.
15982 (sh_handle_resbank_handler_attribute): New.
15983 (sh2a_handle_function_vector_handler_attribute): New.
15984 (sh2a_is_function_vector_call): New.
15985 (sh2a_get_function_vector_number): New.
15986 (sh2a_function_vector_p): New.
15987 (sh_cfun_resbank_handler_p): New.
15988 * config/sh/sh.md (calli): Emit jsr/n if possible.
15989 (calli_tbr_rel): New.
15990 (calli_pcrel): Emit jsr/n if possible.
15991 (return_i): Emit rts/n if possible.
15992 (call_valuei_tbr_rel): New.
15993 (call_valuei_pcrel): Add condition for SH2A target.
15994 (call_value): Likewise.
15995 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
15996 (sh2a_get_function_vector_number): Likewise.
15997 (sh2a_is_function_vector_call): Likewise.
15998 * doc/extend.texi: Document TBR relative addressing of SH2A.
15999 (resbank): Add description for SH2A.
16001 2008-03-24 Richard Guenther <rguenther@suse.de>
16004 * gimplify.c (gimplify_modify_expr): For frontend type-correct
16005 pointer assignments change conversions according to middle-end rules.
16006 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
16007 * configure.ac: Include type checking in yes.
16008 * configure: Regenerate.
16010 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16012 * diagnostic.c (diagnostic_count_diagnostic): Delete.
16013 (diagnostic_report_diagnostic): Update. Handle ICEs here.
16015 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
16017 * gthr-vxworks.h (UNUSED): Define.
16019 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
16021 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
16023 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
16025 * doc/extend.texi (Function Attributes): Add missing comma in the
16026 example of the "alloc_size" attribute.
16028 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
16031 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
16033 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16036 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
16039 * stor-layout.c (update_alignment_for_field): Set minimum alignment
16040 of the underlying type of a MS bitfield layout to the natural
16041 alignment of the type.
16043 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
16045 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
16046 to their natural alignment to avoid store forwarding stalls.
16048 2008-03-22 Richard Guenther <rguenther@suse.de>
16050 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
16051 For PHI nodes verify the address is invariant.
16052 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
16053 (get_symbol_constant_value): Use is_gimple_min_invariant.
16054 (maybe_fold_stmt_indirect): Likewise.
16056 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
16058 PR rtl-optimization/33927
16059 * Makefile.in (dse.o): Depend on $(TM_P_H).
16060 * expr.h (extract_low_bits): Declare.
16061 * expmed.c (extract_low_bits): New function.
16062 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
16063 * dse.c: Include tm_p.h.
16064 (find_shift_sequence): Remove the read_reg argument and return the
16065 read value. Emit the instructions instead of returning them.
16066 Iterate on new_mode rather than calculating it each time.
16067 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
16068 source to NEW_MODE and extract_low_bits to convert the shifted
16069 value to READ_MODE.
16070 (replace_read): Allow the load and store to have different mode
16071 classes. Use extract_low_bits when SHIFT == 0. Create the shift
16072 or extraction instructions before trying the replacement. Update
16073 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
16075 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
16077 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
16078 to their natural alignment to avoid store forwarding stalls.
16080 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16083 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
16084 encouraging but not allowing gprs for input;
16085 change the input constraint to !f#r.
16086 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
16088 change the output constraint to !f#r.
16090 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
16093 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
16094 corresponding post-reload splitters.
16095 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
16096 when x87 FP math is selected.
16097 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
16098 New function prototype.
16099 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
16100 unreachable function to ease macroization of insn patterns.
16102 2008-03-21 Martin Jambor <mjambor@suse.cz>
16104 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
16105 reference dumps if ddr is NULL or dependence is unknown.
16107 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
16109 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
16110 unsigned extension into account.
16111 (ATOMIC_COMPARE_AND_SWAP): Likewise.
16112 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
16113 Do computations on a scratch register.
16115 2008-03-21 Richard Guenther <rguenther@suse.de>
16117 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
16118 Use is_gimple_min_invariant instead of TREE_INVARIANT.
16119 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
16120 * tree-ssa-dom.c (record_equality): Likewise.
16121 * tree-inline.c (copy_body_r): Likewise.
16122 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
16125 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
16127 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
16128 as 'delete_unused' argument.
16130 2008-03-20 Richard Guenther <rguenther@suse.de>
16132 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16133 special casing of constant qualifiers.
16134 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
16135 care about them in general.
16136 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
16137 regardless of their type.
16138 (fold_stmt_r): Forcefully fold *& if we end up with that.
16140 2008-03-20 Paul Brook <paul@codesourcery.com>
16142 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
16143 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
16145 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
16147 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
16148 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
16150 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
16152 * common.opt (Wmudflap): New option.
16153 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
16154 (mx_register_decls): Likewise.
16155 (mudflap_finish_file): Likewise.
16156 * doc/invoke.texi: Document -Wno-mudflap.
16158 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
16160 * c-format.c (replace_format_name_to_system_name): New.
16161 (cmp_attribs): New.
16162 (convert_format_name_to_system_name): New.
16163 (decode_format_attr): Add use of convert_format_name_to_system_name.
16164 (format_types_orig): Add gnu_ prefix to names.
16165 (check_format_info_main): Special treating of \0 escaped names for
16166 supporting multi-character format specifiers as I32, I64.
16167 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
16168 (gnu_target_overrides_format_attributes): New.
16169 * c-format.h: Add structure target_ovr_attr to hold
16170 system specific formatter names.
16171 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
16172 msformat-c.o file to c_target_objs and cxx_target_objs.
16173 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
16174 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
16175 (TARGET_N_FORMAT_TYPES): New.
16176 * config/i386/msformat-c.c: New.
16177 * config/i386/t-cygming: Add build rule for msformat-c.o.
16178 * doc/extend.texi: Add new format names gnu_* and ms_* and
16180 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
16182 2008-03-20 Ira Rosen <irar@il.ibm.com>
16184 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
16185 optimizations turned on under -O3.
16186 (ftree-vectorize): Add that the flag is turned on with -O3.
16188 2008-03-20 Ben Elliston <bje@au.ibm.com>
16190 * regmove.c (try_auto_increment): Fix spelling error in comment.
16191 * final.c (final_scan_insn): Likewise.
16193 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
16196 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
16197 allocator preferences for "y" and "r" class registers.
16198 ("*mov<mode>_internal"): Ditto.
16199 ("*movv2sf_internal_rex64"): Ditto.
16200 ("*movv2sf_internal"): Ditto.
16202 2008-03-19 Michael Matz <matz@suse.de>
16204 PR middle-end/35616
16205 * calls.c (expand_call): Check overlap of arguments with call
16206 address for sibcalls.
16208 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
16211 * stor-layout.c (update_alignment_for_field): Set minimum alignment
16212 of the underlying type of a MS bitfield layout to the natural
16213 alignment of the type.
16215 2008-03-19 Jan Hubicka <jh@suse.cz>
16218 * toplev.c (decode_d_option): Handle all CPP flags.
16219 * tree-vrp.c: Update tree_pass descriptors.
16220 * regrename.c: Update tree_pass descriptors.
16221 * fwprop.c: Update tree_pass descriptors.
16222 * doc/invoke.texi: Remove documentation of dropped -d? flags.
16223 * tree-into-ssa.c: Update tree_pass descriptors.
16224 * tree-dump.c: Update tree_pass descriptors.
16225 * tree-complex.c: Update tree_pass descriptors.
16226 * tree-dump.h: Update tree_pass descriptors.
16227 * see.c: Update tree_pass descriptors.
16228 * cgraphbuild.c: Update tree_pass descriptors.
16229 * tracer.c: Update tree_pass descriptors.
16230 * tree-loop-distribution.c: Update tree_pass descriptors.
16231 * cgraph.c: Update tree_pass descriptors.
16232 * postreload-gcse.c: Update tree_pass descriptors.
16233 * postreload.c: Update tree_pass descriptors.
16234 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
16235 * tree-tailcall.c: Update tree_pass descriptors.
16236 * tree-pass.h (tree_opt_pass): Rename to ...
16237 (opt_pass) ... this one; add "type" field and remove letter field.
16238 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
16239 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
16240 all_lowering_passes): Update declaration.
16241 * ipa-cp.c: Update tree_pass descriptors.
16242 * final.c: Update tree_pass descriptors.
16243 * omp-low.c: Update tree_pass descriptors.
16244 * tree-ssa-dse.c: Update tree_pass descriptors.
16245 * ipa-reference.c: Update tree_pass descriptors.
16246 * tree-ssa-uncprop.c: Update tree_pass descriptors.
16247 * auto-inc-dec.c: Update tree_pass descriptors.
16248 * reorg.c: Update tree_pass descriptors.
16249 * cgraphunit.c: Update tree_pass descriptors.
16250 * tree-ssa-copyrename.c: Update tree_pass descriptors.
16251 * tree-ssa-ccp.c: Update tree_pass descriptors.
16252 * df-core.c: Update tree_pass descriptors.
16253 * mode-switching.c: Update tree_pass descriptors.
16254 * tree-nomudflap.c: Update tree_pass descriptors.
16255 * modulo-sched.c: Update tree_pass descriptors.
16256 * ipa-pure-const.c: Update tree_pass descriptors.
16257 * cse.c: Update tree_pass descriptors.
16258 * web.c: Update tree_pass descriptors.
16259 * tree-stdarg.c: Update tree_pass descriptors.
16260 * tree-ssa-math-opts.c: Update tree_pass descriptors.
16261 * tree-ssa-dom.c: Update tree_pass descriptors.
16262 * tree-nrv.c: Update tree_pass descriptors.
16263 * tree-ssa-alias.c: Update tree_pass descriptors.
16264 * loop-init.c: Update tree_pass descriptors.
16265 * gimple-low.c: Update tree_pass descriptors.
16266 * ipa-inline.c: Update tree_pass descriptors.
16267 * tree-ssa-sink.c: Update tree_pass descriptors.
16268 * global.c: Update tree_pass descriptors.
16269 * ifcvt.c: Update tree_pass descriptors.
16270 * jump.c: Update tree_pass descriptors.
16271 * predict.c: Update tree_pass descriptors.
16272 * tree-ssa-loop.c: Update tree_pass descriptors.
16273 * recog.c: Update tree_pass descriptors.
16274 * dse.c: Update tree_pass descriptors.
16275 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
16276 * tree-eh.c: Update tree_pass descriptors.
16277 * regmove.c: Update tree_pass descriptors.
16279 * function.c: Update tree_pass descriptors.
16280 * tree-vectorizer.c: Update tree_pass descriptors.
16281 * gcse.c: Update tree_pass descriptors.
16282 * ipa-type-escape.c: Update tree_pass descriptors.
16283 * tree-if-conv.c: Update tree_pass descriptors.
16284 * init-regs.c: Update tree_pass descriptors.
16285 * ipa.c: Update tree_pass descriptors.
16286 * tree-ssa-phiopt.c: Update tree_pass descriptors.
16287 * rtl-factoring.c: Update tree_pass descriptors.
16288 * lower-subreg.c: Update tree_pass descriptors.
16289 * bt-load.c: Update tree_pass descriptors.
16290 * tree-dfa.c: Update tree_pass descriptors.
16291 * except.c: Update tree_pass descriptors.
16292 * emit-rtl.c: Update tree_pass descriptors.
16293 * cfgexpand.c: Update tree_pass descriptors.
16294 * tree-cfgcleanup.c: Update tree_pass descriptors.
16295 * cfgcleanup.c: Update tree_pass descriptors.
16296 * tree-ssa-pre.c: Update tree_pass descriptors.
16297 * tree-sra.c: Update tree_pass descriptors.
16298 * tree-mudflap.c: Update tree_pass descriptors.
16299 * tree-ssa-copy.c: Update tree_pass descriptors.
16300 * cfglayout.c: Update tree_pass descriptors.
16301 * tree-ssa-forwprop.c: Update tree_pass descriptors.
16302 * tree-ssa-dce.c: Update tree_pass descriptors.
16303 * tree-ssa.c: Update tree_pass descriptors.
16304 * regclass.c: Update tree_pass descriptors.
16305 * integrate.c: Update tree_pass descriptors.
16306 * tree-optimize.c: Update tree_pass descriptors.
16307 * tree-ssa-phiprop.c: Update tree_pass descriptors.
16308 * tree-object-size.c: Update tree_pass descriptors.
16309 * combine.c: Update tree_pass descriptors.
16310 * tree-outof-ssa.c: Update tree_pass descriptors.
16311 * bb-reorder.c: Update tree_pass descriptors.
16312 * stack-ptr-mod.c: Update tree_pass descriptors.
16313 * var-tracking.c: Update tree_pass descriptors.
16314 * tree-profile.c: Update tree_pass descriptors.
16315 * tree-vect-generic.c: Update tree_pass descriptors.
16316 * reg-stack.c: Update tree_pass descriptors.
16317 * sched-rgn.c: Update tree_pass descriptors.
16318 * tree-ssa-structalias.c: Update tree_pass descriptors.
16319 * tree-cfg.c: Update tree_pass descriptors.
16320 * passes.c (current_pass): Update declaration.
16321 (finish_optimization_passes): Update.
16322 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
16323 (register_one_dump_file, register_dump_files_1, next_pass_1):
16325 (init_optimization_passes): Update handling of new types.
16326 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
16327 * ipa-struct-reorg.c: Update tree_pass descriptors.
16328 * tree-ssa-reassoc.c: Update tree_pass descriptors.
16329 * combine-stack-adj.c: Update tree_pass descriptors.
16330 * cfgrtl.c: Update tree_pass descriptors.
16331 * dce.c: Update tree_pass descriptors.
16332 * tree-ssanames.c: Update tree_pass descriptors.
16334 2008-03-19 Richard Guenther <rguenther@suse.de>
16336 PR middle-end/35609
16337 * tree-ssa.c (walk_data): New structure.
16338 (warn_uninitialized_var): If not always_executed warn with "maybe"
16340 (execute_early_warn_uninitialized): Compute post-dominators.
16341 Initialize always_executed before processing each basic block.
16343 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
16346 * config/i386/i386.c (x86_this_parameter): Calculate correct location
16347 of "this" pointer when "regparm = N" or "fastcall" is in effect.
16349 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16351 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
16353 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
16355 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
16357 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
16358 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
16359 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
16360 target after ignore has been set, and move there also the commputation
16361 of subtarget and original_target.
16362 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
16363 (LANG_HOOKS_INITIALIZER): Remove it.
16364 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
16366 2008-03-18 Richard Guenther <rguenther@suse.de>
16368 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
16369 found an expression with constants, note that in the VN for the lhs.
16370 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
16371 fold them to constants if possible. Run cleanup_cfg if done so.
16372 (execute_pre): Return todo.
16373 (do_pre): Likewise.
16374 (execute_fre): Likewise.
16375 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
16377 (get_prop_source_stmt): Look through pointer conversions.
16379 2008-03-18 Jan Hubicka <jh@suse.cz>
16381 * tree-pretty-print.c: Include predict.h.
16382 (dump_generic_node): Dump predictor.
16383 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
16384 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
16385 * gimple-low.c (lower_stmt): Likewise.
16386 * expr.c (expand_expr_real): Likewise.
16387 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
16389 (build_predict_expr, build_predict_expr): New.
16390 * predict.h (predictor_name, build_predict_expr): Update.
16391 * c-typeck.c (c_finish_bc_stmt): Add prediction.
16392 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
16393 * predict.def (PRED_CONTINUE): Update hitrate.
16394 * tree.def (PREDICT_EXPR): Define.
16395 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
16396 do not handle BIND_EXPR.
16397 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
16398 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
16399 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
16402 2008-03-18 Michael Matz <matz@suse.de>
16404 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
16406 2008-03-18 Richard Guenther <rguenther@suse.de>
16408 * tree-gimple.h (is_gimple_invariant_address): Declare.
16409 (is_gimple_constant): Likewise.
16410 * tree-gimple.c (is_gimple_constant): New function.
16411 (is_gimple_invariant_address): Likewise.
16412 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
16413 and is_gimple_invariant_address.
16414 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
16416 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
16417 an addressable base.
16419 2008-03-18 Jakub Jelinek <jakub@redhat.com>
16421 PR middle-end/35611
16422 * gimplify.c (gimplify_expr): Gimplify second operand of
16425 2008-03-17 Richard Guenther <rguenther@suse.de>
16427 PR tree-optimization/19637
16428 * fold-const.c (fold_unary): Remove restrictions of removing
16429 intermediate pointer-conversions (P2)(P1)P0.
16430 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
16431 conversion to void pointer.
16432 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
16434 2008-03-16 James E. Wilson <wilson@tuliptree.org>
16437 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
16438 emulated thread local variables.
16440 2008-03-16 Richard Guenther <rguenther@suse.de>
16442 PR middle-end/35607
16443 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
16444 expand TREE_INVARIANT operations that are not gimple invariant.
16446 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
16448 * doc/extend.texi (Alignment): Say that the ABI controls
16449 the __alignof__ for non-strict-alignment targets rather
16450 than being a recommendation.
16452 2008-03-15 Paul Brook <paul@codesourcery.com>
16454 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
16456 (arm_output_fn_unwind): Mark functions that can not be unwound.
16458 2008-03-15 Paul Brook <paul@codesourcery.com>
16460 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
16461 extension instructions.
16463 2008-03-15 Richard Guenther <rguenther@suse.de>
16465 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
16466 and fold constant aggregate refs.
16467 (fold_const_aggregate_ref): Handle string constants
16468 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
16469 (evaluate_stmt): Simplify now that ccp_fold folds constant
16472 2008-03-15 Paul Brook <paul@codesourcery.com>
16474 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
16475 (extzv): Use gen_extzv_t2.
16476 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
16478 2008-03-15 Richard Guenther <rguenther@suse.de>
16480 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
16481 (fold_const_aggregate_ref): Likewise.
16482 (get_value): Return NULL if we don't have any values.
16483 (ccp_finalize): Set const_val to NULL after freeing it.
16484 * tree-flow.h (get_symbol_constant_value): Declare.
16485 (fold_const_aggregate_ref): Likewise.
16486 * tree-ssa-sccvn.c (try_to_simplify): Use them.
16488 2008-03-15 Richard Guenther <rguenther@suse.de>
16490 PR middle-end/35593
16491 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
16492 to not produce negative array indices if not allowed. Add
16493 parameter to indicate that.
16494 (maybe_fold_offset_to_component_ref): Allow negative array
16495 indices only for the first member of a structure.
16496 (maybe_fold_offset_to_reference): Allow negative array indices.
16497 (maybe_fold_stmt_addition): Likewise.
16499 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
16500 Anatoly Sokolov <aesok@post.ru>
16502 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
16503 (avr_arch): Add ARCH_AVR6.
16504 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
16505 (initial_elimination_offset): Initialize and use 'avr_pc_size'
16506 instead of fixed value 2.
16507 (print_operand_address): Use gs() asm specifier instead of pm().
16508 (avr_assemble_integer): (Ditto.).
16509 (avr_output_addr_vec_elt): (Ditto.).
16510 (print_operand): Handle "!" code.
16511 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
16512 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
16513 (AVR_HAVE_EIJMP_EICALL): Define.
16514 (AVR_3_BYTE_PC): Redefine.
16515 (AVR_2_BYTE_PC): (Ditto.).
16516 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
16517 (LINK_SPEC): Add atmega2560 and atmega2561.
16518 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
16520 * config/avr/avr.md (call_insn): Use eicall instead of icall
16521 for 3 byte PC devices.
16522 (call_value_insn): (Ditto.).
16523 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
16524 (indirect_jump): Use only for for 2 byte PC devices.
16525 (*tablejump): (Ditto.).
16526 (*indirect_jump_avr6): Add insn.
16527 (*tablejump_rjmp): Don't use for 3 byte PC devices.
16528 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
16529 instead of ijmp for 3 byte PC devices.
16530 (__tablejump2__): (Ditto.).
16531 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
16532 (MULITLIB_DIRNAMES): (Ditto.).
16533 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
16535 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
16537 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
16538 "sse2_umulsidi3". Use V1DI mode for operand 0.
16539 ("mmx_psadbw"): Use V1DI mode for operand 0.
16540 * config/i386/i386-modes.def (V1SI): New vector mode.
16541 * config/i386/i386.c (struct builtin_description)
16542 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
16543 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
16544 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
16545 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
16546 v1di_ftype_v8qi_v8qi type.
16547 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
16549 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
16550 __builtin_ia32_pmuludq]: Fix the mode of return value.
16552 2008-03-15 Richard Guenther <rguenther@suse.de>
16554 PR middle-end/35595
16555 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
16558 2008-03-14 Bob Wilson <bob.wilson@acm.org>
16560 * doc/invoke.texi (Option Summary, Xtensa Options): Document
16561 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
16562 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
16563 unless TARGET_SERIALIZE_VOLATILE is enabled.
16564 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
16565 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
16566 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
16568 2008-03-14 Richard Guenther <rguenther@suse.de>
16570 PR tree-optimization/34172
16571 * tree-flow.h (refs_may_alias_p): Declare.
16572 (get_single_def_stmt): Likewise.
16573 (get_single_def_stmt_from_phi): Likewise.
16574 (get_single_def_stmt_with_phi): Likewise.
16575 * tree-dfa.c (refs_may_alias_p): New function.
16576 (get_single_def_stmt): Likewise.
16577 (get_single_def_stmt_from_phi): Likewise.
16578 (get_single_def_stmt_with_phi): Likewise.
16579 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
16580 (vn_reference_lookup_1): New helper function.
16581 (vn_reference_lookup): Walk the virtual use-def chain to
16582 continue searching for a match if the def does not alias the
16583 reference we are looking for.
16585 2008-03-14 David Edelsohn <edelsohn@gnu.org>
16587 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
16588 archive and Perzl. Update The Written Word listing.
16590 2008-03-14 Richard Guenther <rguenther@suse.de>
16592 PR tree-optimization/34043
16593 PR tree-optimization/33989
16594 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
16596 (bitmap_find_leader): Use extra argument to verify dominance
16597 relationship inside a basic-block.
16598 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
16599 (find_leader_in_sets): Adjust.
16600 (create_component_ref_by_pieces): Take extra argument for
16601 dominance check, handle lookup failures.
16602 (find_or_generate_expression): Likewise.
16603 (create_expression_by_pieces): Likewise.
16604 (insert_into_preds_of_block): Adjust.
16605 (create_value_expr_from): If asked for, verify all operands
16606 are in the blocks AVAIL_OUT set.
16607 (make_values_for_stmt): Check for SSA_NAMEs that are life
16608 over an abnormal edge.
16609 (compute_avail): Remove such check.
16610 (do_SCCVN_insertion): New function.
16611 (eliminate): If we do not find a leader suitable for replacement
16612 insert a replacement expression from SCCVN if available.
16613 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
16614 (struct vn_ssa_aux): Add needs_insertion flag.
16615 * tree-ssa-sccvn.c (may_insert): New global flag.
16616 (copy_reference_ops_from_ref): Value-number union member access
16617 based on its size, not type and member if insertion is allowed.
16618 (visit_reference_op_load): For a weak match from union type
16619 punning lookup a view-converted value and insert a SSA_NAME
16620 for that value if that is not found.
16621 (visit_use): Make dumps shorter. Do not disallow value numbering
16622 SSA_NAMEs that are life over an abnormal edge to constants.
16623 (free_scc_vn): Release inserted SSA_NAMEs.
16624 (run_scc_vn): New flag to specify whether insertion is allowed.
16625 Process SSA_NAMEs in forward order.
16626 * tree-ssa-loop-im.c (for_each_index): Handle invariant
16627 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
16628 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
16629 pointer type to/from integral types that do not change the
16630 precision to regular conversions.
16632 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
16634 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
16635 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
16636 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
16637 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
16638 input arguments and the mode of return value. Built-in functions
16639 that operate on whole 64-bit MMX register now use V1DI mode.
16641 2008-03-13 Alon Dayan <alond@il.ibm.com>
16642 Olga Golovanevsky <olga@il.ibm.com>
16644 PR tree-optimization/35041
16645 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
16646 to locate the right position in a statement.
16648 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
16652 * config/i386/xmmintrin.h: Change all static inline functions to
16653 extern inline and add __gnu_inline__ attribute.
16654 * config/i386/bmintrin.h: Ditto.
16655 * config/i386/smmintrin.h: Ditto.
16656 * config/i386/tmmintrin.h: Ditto.
16657 * config/i386/mmintrin-common.h: Ditto.
16658 * config/i386/ammintrin.h: Ditto.
16659 * config/i386/emmintrin.h: Ditto.
16660 * config/i386/pmmintrin.h: Ditto.
16661 * config/i386/mmintrin.h: Ditto.
16662 * config/i386/mm3dnow.h: Ditto.
16664 2008-03-13 Jakub Jelinek <jakub@redhat.com>
16666 PR middle-end/35185
16667 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
16668 (lower_omp_2): New function.
16669 (lower_omp_1, lower_omp): Rewritten.
16671 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
16674 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
16675 with the phrase "Microsoft Windows compilers".
16676 (Push/Pop Macro Pragmas): New subsection. Document
16677 #pragma push_macro and pragma pop_macro.
16679 2008-03-12 Paul Brook <paul@codesourcery.com>
16681 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
16683 2008-03-12 Paul Brook <paul@codesourcery.com>
16685 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
16686 (thumb2_alusi3_short): Exclude PLUS and MINUS.
16687 (thumb2_addsi_shortim): Rename ...
16688 (thumb2_addsi_short): ... to this. Allow register operands.
16689 (thumb2_subsi_short): New pattern.
16690 (thumb2_one_cmplsi2_short,
16691 thumb2_negsi2_short): New patterns and peepholes.
16693 2008-03-12 Paul Brook <paul@codesourcery.com>
16695 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
16697 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
16699 * config/i386/i386.md (int_cond): New code iterator.
16701 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
16702 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
16703 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
16704 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
16705 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
16706 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
16707 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
16708 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
16710 2008-03-12 Paul Brook <paul@codesourcery.com>
16712 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
16713 instead of {arm,thumb}_compute_save_reg_mask.
16714 (output_return_instruction): Ditto.
16715 (thumb_unexpanded_epilogue): Ditto.
16716 (thumb1_expand_prologue): Ditto.
16717 (thumb1_output_function_prologue): Ditto.
16718 (arm_set_return_address): Ditto.
16719 (thumb_set_return_address): Ditto.
16720 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
16721 regs to achieve stack alignment.
16722 (thumb1_compute_save_reg_mask): Fix compiler warning.
16723 (arm_output_epilogue): Use offsets->saved_regs_mask.
16724 Adjust stack pointer by poping call clobered registers.
16725 (arm_expand_prologue): Use offsets->saved_regs_mask.
16726 Adjust stack pointer by pushing extra registers.
16727 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
16729 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
16732 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
16733 conversion to the operands of a multiplication.
16735 2008-03-12 Richard Guenther <rguenther@suse.de>
16737 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
16738 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
16739 * timevar.def (TV_TREE_PHIPROP): Add.
16740 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
16741 pass description. Use TV_TREE_PHIPROP.
16742 * tree-ssa-forwprop.c: Remove phiprop code.
16744 2008-03-12 Jakub Jelinek <jakub@redhat.com>
16746 PR middle-end/35549
16747 * omp-low.c (maybe_lookup_decl): Constify first argument.
16748 (use_pointer_for_field): Change last argument from bool to
16749 omp_context *. Disallow shared copy-in/out in nested
16750 parallel if decl is shared in outer parallel too.
16751 (build_outer_var_ref, scan_sharing_clauses,
16752 lower_rec_input_clauses, lower_copyprivate_clauses,
16753 lower_send_clauses, lower_send_shared_vars): Adjust callers.
16755 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
16756 Ira Rosen <irar@il.ibm.com>
16758 * tree-vectorizer.c (free_stmt_vec_info): New function.
16759 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
16760 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
16761 * tree-vectorizer.h (free_stmt_vec_info): Declare.
16762 * tree-vect-transform.c (vectorizable_conversion): Free
16763 vec_oprnds0 if it was allocated.
16764 (vect_permute_store_chain): Remove unused VECs.
16765 (vectorizable_store): Free VECs that are allocated in the..
16767 (vect_transform_strided_load, vectorizable_load): Likewise.
16768 (vect_remove_stores): Simplify the code.
16769 (vect_transform_loop): Move code to vect_remove_stores().
16770 Call vect_remove_stores() and free_stmt_vec_info().
16772 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16774 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
16775 TARGET_HPUX. Revise comment.
16776 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
16777 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
16778 Use sr4 variant of `be' instruction when not generating PIC code.
16779 (attr_length_call): Adjust for above change.
16781 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
16783 * ipa-reference.c (static_execute): Remove module_statics_const and
16784 associated setting code.
16786 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
16789 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
16790 predicate for operand 1.
16791 (paritysi2_cmp): Use register_operand predicate for operand 2.
16792 Use earlyclobber modifier for operand 1. Remove support for
16794 (paritydi2_cmp): Use register_operand predicate for operand 3.
16795 Use earlyclobber modifier for operand 1. Remove support for
16798 2008-03-11 Paul Brook <paul@codesourcery.com>
16799 Vladimir Prus <vladimir@codesourcery.com>
16801 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
16802 (arm_compute_save_reg0_reg12_mask): Always
16803 check if register 11 must be saved. Always safe hard frame pointer
16804 when frame_pointer_needeed.
16805 (arm_compute_save_reg_mask): Save IP and PC
16806 only with apcs frames.
16807 (arm_output_epilogue): Adjust Thumb2 codepath to
16808 be also invoked and work for ARM non-apcs frames.
16809 (arm_expand_prologue): Don't bother saving IP
16810 for non-apcs frame, since it's not clobbered by
16811 prologue code. Implement non-apcs frame
16814 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
16816 PR rtl-optimization/35281
16817 * expr.c (convert_move): Use a new pseudo for the intermediate
16818 from_mode->word_mode result.
16820 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
16822 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
16823 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
16824 * toplev.c (compile_file): Don't call it.
16826 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
16828 PR middle-end/35526
16829 * expr.c (store_expr): Call emit_block_move if the mode
16830 of "temp" RTX is BLKmode.
16832 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
16833 Richard Guenther <rguenther@suse.de>
16835 PR tree-optimization/31358
16836 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
16837 the step with a NULL_TREE.
16838 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
16839 to sizetype if type is a pointer type.
16840 (add_candidate_1): Don't convert the base and step to
16841 the generic type if the orginal type is a pointer type.
16842 (add_iv_value_candidates): Use sizetype for the step
16843 if type is a pointer type.
16844 (cand_value_at): Likewise.
16845 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
16847 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
16848 Don't convert the tem affine to the type.
16849 (add_elt_to_tree): Use sizetype for the step if a pointer.
16850 Use POINTER_PLUS_EXPR for pointers.
16851 (aff_combination_to_tree): Use sizetype for the step if a
16854 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
16856 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
16857 Remove commutativity hint.
16859 2008-03-10 Jakub Jelinek <jakub@redhat.com>
16863 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
16864 errorneous type. Check that v is a VAR_DECL.
16866 PR middle-end/35099
16867 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
16869 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
16871 PR tree-optimization/35494
16872 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
16873 may be overriden at link and run time.
16875 2008-03-10 Richard Guenther <rguenther@suse.de>
16877 PR tree-optimization/34677
16878 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
16879 (poolify_tree): Likewise.
16880 (modify_expr_template): Likewise.
16881 (poolify_modify_stmt): Likewise.
16882 (insert_fake_stores): Handle all component-ref style stores
16883 in addition to INDIRECT_REF. Also handle complex types.
16884 Do not poolify the inserted load.
16885 (realify_fake_stores): Do not rebuild the tree but only
16886 make it a SSA_NAME copy.
16887 (init_pre): Remove initialzation of modify_expr_template.
16888 Do not allocate modify_expr_node_pool.
16889 (fini_pre): Do not free modify_expr_node_pool.
16891 2008-03-10 Paul Brook <paul@codesourcery.com>
16893 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
16894 to avoid conflicts.
16896 2008-03-10 Paul Brook <paul@codesourcery.com>
16897 Mark Shinwell <shinwell@codesourcery.com>
16899 * config/arm/cortex-r4.md: New.
16900 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
16902 * config/arm/arm.md: Include cortex-r4.md.
16903 (insn): Add smmls, sdiv and udiv values.
16904 (generic_sched): Don't use generic scheduling for Cortex-R4.
16905 (arm_issue_rate): New function.
16906 (TARGET_SCHED_ISSUE_RATE): Define.
16908 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
16910 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
16912 2008-03-10 Richard Guenther <rguenther@suse.de>
16914 * tree-ssa-pre.c (get_sccvn_value): Simplify.
16915 (compute_avail): Do not add stmt uses to AVAIL_OUT.
16917 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
16919 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
16920 Set default to true.
16922 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16924 * c.opt (Wsynth): Deprecate.
16925 * doc/invoke.texi (Option Summary, Warning Options): Document
16926 -Wno-format-contains-nul.
16928 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
16931 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
16932 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
16934 2008-03-09 Ira Rosen <irar@il.ibm.com>
16936 * config/rs6000/rs6000.c (builtin_description): Rename vector
16937 left shift operations.
16938 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
16939 (altivec_vsl<VI_char>): Rename to ...
16940 (ashl<mode>3): ... new name.
16941 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
16943 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
16945 2008-03-08 Richard Guenther <rguenther@suse.de>
16947 * coverage.h (tree_coverage_counter_addr): Declare.
16948 * coverage.c (tree_coverage_counter_addr): New function.
16949 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
16950 before using again.
16951 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
16952 (tree_gen_one_value_profiler): Likewise.
16953 (tree_gen_ic_profiler): Likewise.
16954 (tree_gen_average_profiler): Likewise.
16955 (tree_gen_ior_profiler): Likewise.
16957 2008-03-08 Richard Guenther <rguenther@suse.de>
16959 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
16960 (vn_binary_op_insert): Likewise.
16961 (vn_unary_op_lookup): Likewise.
16962 (vn_unary_op_insert): Likewise.
16963 (vn_nary_op_lookup): Declare.
16964 (vn_nary_op_insert): Likewise.
16965 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
16966 and binary hashes, use a single obstack for unary_op_pool
16967 and binary_op_pool.
16968 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
16969 a single struct vn_nary_op_s. Store tree code length and
16970 a variable number of operands.
16971 (struct vn_reference_op_struct): Remove unused op2.
16972 (vn_reference_op_eq): Do not compare op2.
16973 (vn_reference_op_compute_hash): Do not compute hash of op2.
16974 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
16975 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
16976 with vn_nary_op_compute_hash.
16977 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
16978 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
16980 (vn_unary_op_insert, vn_binary_op_insert): Replace with
16982 (visit_unary_op): Call nary functions.
16983 (visit_binary_op): Likewise.
16984 (process_scc): Adjust for struct vn_tables_s changes.
16985 (allocate_vn_table): Likewise.
16986 (free_vn_table): Likewise.
16987 * tree-vn.c (vn_add): Call nary functions.
16988 (vn_lookup): Likewise.
16990 2008-03-08 Jakub Jelinek <jakub@redhat.com>
16993 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
16994 wdst back after sync_compare_and_swapqhi_internal.
16996 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
16999 * config/i386/i386-modes.def (V1DI): New vector mode.
17000 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
17001 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
17002 (MMXMODE248): Ditto.
17003 (MMXMODE): Add V1DI mode.
17004 (mmxvecsize): Change DI mode to V1DI mode.
17005 ("mov<mode>): Use MMXMODEI8 mode iterator.
17006 ("*mov<mode>_internal_rex64"): Ditto.
17007 ("*mov<mode>_internal"): Ditto.
17008 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
17009 ("mmx_sub<mode>3"): Ditto.
17010 ("mmx_adddi3"): Remove insn pattern.
17011 ("mmx_subdi3"): Ditto.
17012 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
17013 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
17014 ("mmx_ashl<mode>3"): Ditto.
17015 ("mmx_lshrdi3"): Remove insn pattern.
17016 ("mmx_ashldi3"): Ditto.
17017 * config/i386/i386.c (classify_argument): Handle V1DImode.
17018 (function_arg_advance_32): Ditto.
17019 (function_arg_32): Ditto.
17020 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
17021 mmx_addv1di3 insn pattern.
17022 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
17023 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
17024 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
17025 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
17026 Remove definitions of built-in functions.
17027 (V1DI_type_node): New node.
17028 (v1di_ftype_v1di_int): Ditto.
17029 (v1di_ftype_v1di_v1di): Ditto.
17030 (v2si_ftype_v2si_si): Ditto.
17031 (v4hi_ftype_v4hi_di): Remove node.
17032 (v2si_ftype_v2si_di): Ditto.
17033 (ix86_init_mmx_sse_builtins): Handle V1DImode.
17034 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
17035 Redefine builtins using def_builtin_const with *_ftype_*_int node.
17036 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
17037 Add new builtins using def_builtin_const.
17038 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
17039 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
17040 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
17041 * config/i386/mmintrin.h (__v1di): New typedef.
17042 (_mm_add_si64): Cast arguments to __v1di type.
17043 (_mm_sub_si64): Ditto.
17044 (_mm_sll_pi16): Cast __count to __v4hi type.
17045 (_mm_sll_pi32): Cast __count to __v2si type.
17046 (_mm_sll_si64): Cast arguments to __v1di type.
17047 (_mm_srl_pi16): Cast __count to __v4hi type.
17048 (_mm_srl_pi32): Cast __count to __v2si type.
17049 (_mm_srl_si64): Cast arguments to __v1di type.
17050 (_mm_sra_pi16): Cast __count to __v4hi type.
17051 (_mm_sra_pi32): Cast __count to __v2si type.
17052 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
17053 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
17054 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
17055 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
17056 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
17057 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
17058 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
17059 (_mm_srai_pi32): Use __builtin_ia32_psradi.
17060 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
17061 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
17062 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
17063 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
17065 2008-03-07 Joseph Myers <joseph@codesourcery.com>
17067 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
17069 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
17072 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
17073 reg+const addressing for Altivec modes. Don't generate reg+reg
17074 addressing for TFmode or TDmode quantities.
17076 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
17078 * c-common.c (vector_types_convertible_p): Call langhook
17079 instead of comptypes.
17081 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17084 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
17085 integral and scalar float variables which have a
17088 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
17090 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
17091 dwarf_register_span hook when emitting unwind information for
17092 register-to-memory saves.
17093 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
17094 (rs6000_frame_related): Remove call to spe_synthesize_frame.
17096 2008-03-06 Jakub Jelinek <jakub@redhat.com>
17098 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
17099 for the same VAR_DECL.
17101 2008-03-06 Tom Tromey <tromey@redhat.com>
17103 * treelang: Delete.
17104 * doc/standards.texi (Standards): Don't mention treelang.
17105 * doc/invoke.texi (Overall Options): Don't mention treelang.
17106 * doc/install.texi (Prerequisites): Don't mention bison or
17108 (Configuration): Don't mention treelang.
17109 (Building): Likewise.
17110 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
17112 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
17114 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
17115 word-extractions out of a multi-word object.
17117 2008-03-06 Richard Guenther <rguenther@suse.de>
17119 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
17120 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
17121 result type and precision.
17122 * expr.c (get_inner_reference): Set unsignedp based on the result
17123 type of BIT_FIELD_REF.
17124 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
17125 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
17126 (try_instantiate_multiple_fields): Likewise. Use the correct type
17128 (sra_build_assignment): Likewise.
17129 (sra_build_elt_assignment): Likewise.
17130 (sra_explode_bitfield_assignment): Likewise.
17131 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
17132 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
17133 set BIT_FIELD_REF_UNSIGNED.
17134 (vectorizable_load): Likewise.
17136 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
17138 * cse.c (cse_extended_basic_block): Invalidate artificial defs
17141 2008-03-06 Richard Guenther <rguenther@suse.de>
17143 * alias.c (struct alias_set_entry): Move has_zero_child field
17144 to pack with alias_set.
17146 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17148 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17151 2008-03-05 Ian Lance Taylor <iant@google.com>
17153 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
17155 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
17157 * fwprop.c (update_df): Support width and offset parameters of
17159 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
17160 global_conflicts): Change DF_REF_EXTRACT to either
17161 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
17162 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
17163 * df-scan.c (df_ref_record, df_defs_record,
17164 df_ref_create_structure, df_def_record_1, df_uses_record,
17165 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
17166 df_bb_refs_collect, df_entry_block_defs_collect,
17167 df_exit_block_uses_collect): Support new width and offset fields.
17168 (ref_extract_pool): New storage pool.
17169 (df_free_ref): New function.
17170 (df_reg_chain_unlink, df_free_collection_rec,
17171 df_sort_and_compress_refs): Call df_free_ref.
17172 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
17174 (df_ref_create_structure): Allocate df_ref_extract if offset and
17175 width fields are used.
17176 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
17177 (df_uses_record): Get offset and width from ZERO_EXTRACT
17179 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
17180 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
17181 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
17182 * df.h (df_ref_flags): 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_ref_extract): New structure.
17186 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
17187 (df_ref_create): Add width and offset parameters.
17189 2008-03-05 Richard Guenther <rguenther@suse.de>
17191 * tree-ssa-structalias.c (get_constraint_for_component_ref):
17192 Use ranges_overlap_p.
17193 (offset_overlaps_with_access): Rename
17194 to ranges_overlap_p and move ...
17195 * tree-flow-inline.h (ranges_overlap_p): ... here.
17197 * tree.h (get_inner_reference, handled_component_p): Update
17200 * tree.h (record_component_aliases, get_alias_set,
17201 alias_sets_conflict_p, alias_sets_must_conflict_p,
17202 objects_must_conflict_p): Move declarations ...
17203 * alias.h (record_component_aliases, get_alias_set,
17204 alias_sets_conflict_p, alias_sets_must_conflict_p,
17205 objects_must_conflict_p): ... here.
17206 Include coretypes.h.
17207 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
17209 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
17211 * cfg.c: Include tree-flow.h.
17212 (remove_edge_raw): Call redirect_edge_var_map_clear.
17213 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
17214 * tree-flow-inline.h (redirect_edge_var_map_def): New.
17215 (redirect_edge_var_map_result): New.
17216 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
17217 PENDING_STMT use with redirect_edge_var_map_*.
17218 * tree-ssa.c (edge_var_maps): New definition.
17219 (redirect_edge_var_map_add): New.
17220 (redirect_edge_var_map_clear): New.
17221 (redirect_edge_var_map_dup): New.
17222 (redirect_edge_var_map_vector): New.
17223 (redirect_edge_var_map_destroy): New.
17224 (ssa_redirect_edge): Replace PENDING_STMT use with
17225 redirect_edge_var_map_*.
17226 (flush_pending_stmts): Same.
17227 (delete_tree_ssa): Destroy edge var map.
17228 * tree-flow.h (struct _edge_var_map): New.
17229 Define edge_var_map vector type.
17230 Declare redirect_edge_var_map_* prototypes.
17231 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
17232 * tree-cfg.c (reinstall_phi_args): Replace
17233 PENDING_STMT use with redirect_edge_var_map_*.
17235 2008-03-05 Richard Guenther <rguenther@suse.de>
17237 PR tree-optimization/35472
17238 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
17239 whose single use_stmt has a overlapping set of loaded and
17240 stored symbols as that use_stmt might be a noop assignment then.
17242 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
17244 * gthr-rtems.h: Implement __gthread_mutex_destroy.
17246 2008-03-05 Richard Guenther <rguenther@suse.de>
17249 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
17250 should be constants.
17251 * tree-cfg.c (verify_expr): Verify it.
17252 * fold-const.c (fold_truthop): Remove code generating
17253 BIT_FIELD_REFs of structure bases.
17254 (fold_binary): Likewise.
17255 (fold_ternary): Position and size of BIT_FIELD_REFs are
17256 always host integers.
17257 (make_bit_field_ref): Remove.
17258 (optimize_bit_field_compare): Remove.
17259 (all_ones_mask_p): Remove.
17261 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
17264 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
17265 (split_block_and_df_analyze): New. Split basic block and rebuild
17267 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
17269 (split_pattern_seq): Likewise.
17270 (erase_matching_seqs): Likewise.
17271 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
17273 2008-03-04 Geoff Keating <geoffk@apple.com>
17275 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
17276 declaration and code.
17277 (tree_invalid_nonnegative_warnv_p): Likewise.
17279 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
17281 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
17282 examples. Truncate option-names then causing overfull hbox.
17284 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17287 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
17289 * configure: Rebuilt.
17291 2008-03-04 Rafael Espindola <espindola@google.com>
17293 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
17294 (tree_unary_nonnegative_warnv_p): New.
17295 (tree_binary_nonnegative_warnv_p): New.
17296 (tree_single_nonnegative_warnv_p): New.
17297 (tree_invalid_nonnegative_warnv_p): New.
17298 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
17300 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17303 * opts.c (handle_option): Postpone 'unknown option' errors only for
17306 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
17309 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
17312 2008-03-04 Rafael Espindola <espindola@google.com>
17314 * fold-const.c (tree_unary_nonzero_warnv_p): New.
17315 (tree_binary_nonzero_warnv_p): New.
17316 (tree_single_nonzero_warnv_p): New.
17317 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
17319 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
17321 PR middle-end/35456
17322 * fold-const.c (fold_cond_expr_with_comparison): Prevent
17323 transformations for modes that have signed zeros.
17324 * ifcvt.c (noce_try_abs): Ditto.
17326 2008-03-04 Joseph Myers <joseph@codesourcery.com>
17328 * config/i386/i386.c (override_options): Force
17329 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
17331 2008-03-04 Jan Hubicka <jh@suse.cz>
17334 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
17337 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
17339 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
17340 label to probe the stack.
17342 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
17344 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
17345 (__gthr_win32_mutex_destroy): Declare.
17346 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
17347 __gthr_win32_mutex_destroy.
17348 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
17350 2008-03-03 Jan Hubicka <jh@suse.cz>
17353 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
17354 aggressive on inlining cold calls.
17356 2008-03-03 Richard Guenther <rguenther@suse.de>
17358 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
17359 struct copies into the expression table.
17360 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
17361 (try_to_simplify): Likewise.
17362 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
17363 integral and pointer arguments which do not change the
17364 precision to NOP_EXPRs.
17365 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
17366 VIEW_CONVERT_EXPR case.
17368 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
17370 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
17371 defined in a loop at depth 0 is invariant.
17372 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
17373 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
17374 be called at loop depth 0.
17376 2008-03-02 Jakub Jelinek <jakub@redhat.com>
17379 * gcc.c (process_command): Update copyright notice dates.
17380 * gcov.c (print_version): Likewise.
17381 * gcov-dump.c (print_version): Likewise.
17382 * mips-tfile.c (main): Likewise.
17383 * mips-tdump.c (main): Likewise.
17385 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17388 * c-common.c (flag_permissive): Delete.
17389 (constant_expression_warnings): Check flags first.
17390 (constant_expression_error): New.
17391 * c-common.h (flag_permissive): Delete.
17392 (constant_expression_error): Declare.
17393 * flags.h (flag_permissive): Declare. Update description.
17394 * diagnostic.c (pedwarn): Update.
17396 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
17397 (permissive_error_kind): New.
17398 * toplev.c (flag_permissive): Define. Update description.
17399 * toplev.h (permissive_error_kind): Declare.
17400 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
17401 (pedwarn_c90): Use pedantic_warning_kind.
17402 * c-opts.c (c_common_post_options): flag_permissive does not affect
17403 flag_pedantic_errors.
17405 2008-03-02 Joseph Myers <joseph@codesourcery.com>
17407 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
17408 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
17409 __absvsi2, __absvDI2): Use unsigned arithmetic.
17411 2008-03-02 Andi Kleen <ak@suse.de>
17412 Richard Guenther <rguenther@suse.de>
17414 * struct-equiv.c: Remove file.
17415 * cfg_cleanup.c (condjump_equiv_p): Remove.
17416 * Makefile.in (OBJS-common): Remove struct-equiv.o.
17417 (struct-equiv.o): Remove rule.
17418 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
17419 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
17420 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
17422 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17424 * ifcvt.c (noce_process_if_block): Try to handle only the then
17425 block if the else block exists but isn't suitable.
17427 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
17430 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
17431 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
17432 regression from previous patch.
17434 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
17437 * gthr.h: Add __gthread_mutex_destroy as a function that must be
17439 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
17440 * gthr-single.h (__gthread_mutex_destroy): Likewise.
17441 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
17442 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
17443 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
17444 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
17445 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
17446 (__gthread_mutex_destroy_function): Rename to
17447 __gthread_mutex_destroy.
17448 * gthr-dce.h (__gthread_mutex_destroy): Call
17449 pthread_mutex_destroy.
17450 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
17451 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
17452 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
17454 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17456 * df-scan.c (df_ref_chain_change_bb): Simplify.
17457 (df_insn_change_bb): Add new_bb argument. Simplify. Call
17458 set_block_for_insn if there's any change.
17459 * df.h ((df_insn_change_bb): Fix prototype.
17460 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
17461 df_insn_change_bb, don't call set_block_for_insn.
17462 * emit-rtl.c (reorder_insns): Likewise.
17463 * haifa-sched.c (move_insn): Likewise.
17465 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17467 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
17469 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17471 * tree-flow-inline.h (next_readonly_imm_use): Return
17472 NULL_USE_OPERAND_P after the end.
17474 2008-03-01 Richard Guenther <rguenther@suse.de>
17476 PR tree-optimization/35411
17477 * tree-sra.c (sra_build_assignment): Split conversion to
17478 final type to a separate statement if we are not assigning
17481 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17483 * fold-const.c (fold_convertible_p): Correct the logic to follow
17484 that in fold_convert().
17486 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
17489 * tree-inline.c (build_duplicate_type): When we make a
17490 duplicate type, make it unique in the canonical types system.
17492 2008-02-29 Tom Tromey <tromey@redhat.com>
17494 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
17495 input_file_stack_history, input_file_stack_restored): Remove.
17496 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
17497 * input.h (struct file_stack): Remove.
17498 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
17499 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
17501 * diagnostic.h (struct diagnostic_context) <last_module>: Change
17503 (diagnostic_last_module_changed): Add 'map' argument.
17504 (diagnostic_set_last_function): Likewise.
17505 * diagnostic.c (undiagnostic_report_current_module): Iterate using
17506 line map, not input_file_stack.
17507 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
17509 2008-02-29 Paul Brook <paul@codesourcery.com>
17511 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
17513 2008-02-29 Paul Brook <paul@codesourcery.com>
17515 * config/arm/ieee754-df.S (muldf3): Use RET macros.
17517 2008-02-29 Richard Guenther <rguenther@suse.de>
17519 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
17521 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
17522 value for comparing for a store match.
17523 (simplify_unary_expression): Do nothing for SSA_NAMEs.
17524 (try_to_simplify): Do not do a full-blown reference lookup.
17526 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
17528 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
17529 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
17531 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
17533 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
17535 * tree-loop-linear.c (try_interchange_loops): Compare memory access
17536 strides against cache sizes.
17538 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
17540 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
17543 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
17545 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
17546 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
17547 is smaller than the original promoted value.
17548 (simplify_subreg): If OP is a SUBREG, try to preserve its
17549 SUBREG_PROMOTED_VAR_P information.
17551 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
17553 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
17554 (VN_INFO_GET): Allocate new objects on the obstack.
17555 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
17556 for rpo_numbers_temp, for consistency.
17557 (free_scc_vn): Free the obstack.
17559 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
17561 * doc/invoke.texi: Document -ftree-loop-distribution.
17562 * tree-loop-distribution.c: New.
17563 * tree-pass.h (pass_loop_distribution): New.
17564 * graphds.h (struct graph): Add htab_t indices.
17565 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
17566 * tree-vectorizer.c (rename_variables_in_loop): Extern.
17567 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
17568 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
17569 * tree-data-ref.c (debug_data_dependence_relations): New.
17570 (dump_data_dependence_relation): Also print data references.
17571 (free_data_ref): Extern.
17572 (same_access_functions): Moved...
17573 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
17574 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
17575 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
17576 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
17577 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
17578 (stmts_from_loop): Skip LABEL_EXPR.
17579 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
17581 (build_rdg): Initialize rdg->indices htab.
17582 (free_rdg, stores_from_loop, ref_base_address,
17583 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
17584 have_similar_memory_accesses_1, ref_base_address_1,
17585 remove_similar_memory_refs): New.
17586 * tree-data-ref.h: Depend on tree-chrec.h.
17587 (debug_data_dependence_relations, free_data_ref): Declared.
17588 (same_access_functions): ... here.
17589 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
17591 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
17592 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
17593 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
17594 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
17595 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
17596 rdg_vertex_for_stmt): Declared.
17597 (struct rdg_edge): Add level.
17599 (free_rdg, stores_from_loop, remove_similar_memory_refs,
17600 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
17602 (rdg_has_similar_memory_accesses): New.
17603 * tree-vect-analyze.c: Remove unused static decls.
17604 * lambda.h (dependence_level): New.
17605 * common.opt (ftree-loop-distribution): New.
17606 * tree-flow.h (mark_virtual_ops_in_bb,
17607 slpeel_tree_duplicate_loop_to_edge_cfg,
17608 rename_variables_in_loop): Declared.
17609 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
17610 (OBJS-common): Add tree-loop-distribution.o.
17611 (tree-loop-distribution.o): New rule.
17612 * tree-cfg.c (mark_virtual_ops_in_bb): New.
17613 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
17614 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
17616 2008-02-28 Joseph Myers <joseph@codesourcery.com>
17619 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
17620 other than structures and unions.
17622 2008-02-28 Richard Guenther <rguenther@suse.de>
17625 2008-02-26 Richard Guenther <rguenther@suse.de>
17627 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
17628 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
17629 (lookup_decl_from_uid): Declare.
17630 (remove_decl_from_map): Likewise.
17631 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
17632 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
17633 (decl_for_uid_map): New global hashtable mapping DECL_UID
17635 (init_ttree): Allocate it.
17636 (insert_decl_to_uid_decl_map): New helper function.
17637 (make_node_stat): Insert new decls into the map.
17638 (copy_node_stat): Likewise.
17639 (lookup_decl_from_uid): New function.
17640 (remove_decl_from_map): Likewise.
17641 (print_decl_for_uid_map_statistics): New helper.
17642 (dump_tree_statistics): Call it.
17644 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
17645 (referenced_var_iterator): Adjust.
17646 (FOR_EACH_REFERENCED_VAR): Adjust.
17647 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
17648 (num_referenced_vars): Adjust.
17649 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
17650 (first_referenced_var): Remove.
17651 (end_referenced_vars_p): Likewise.
17652 (next_referenced_var): Likewise.
17653 (referenced_var_iterator_set): New helper function.
17654 * tree-dfa.c (referenced_var_lookup): Adjust.
17655 (referenced_var_check_and_insert): Likewise.
17656 (remove_referenced_var): Likewise.
17657 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
17658 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17659 (verify_call_clobbering): Likewise.
17660 (verify_memory_partitions): Likewise.
17661 (init_tree_ssa): Allocate bitmap instead of hashtable for
17663 (delete_tree_ssa): Adjust.
17664 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
17665 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17666 (compute_tag_properties): Likewise.
17667 (set_initial_properties): Likewise.
17668 (find_partition_for): Likewise.
17669 (update_reference_counts): Likewise.
17670 (dump_may_aliases_for): Likewise.
17671 * tree-ssa-operands.c (add_virtual_operand): Likewise.
17672 (add_call_clobber_ops): Likewise.
17673 (add_call_read_ops): Likewise.
17674 (get_asm_expr_operands): Likewise.
17675 * tree-into-ssa.c (dump_decl_set): Likewise.
17676 (update_ssa): Likewise.
17677 * tree-sra.c (scan_function): Likewise.
17678 (decide_instantiations): Likewise.
17679 (scalarize_parms): Likewise.
17680 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
17681 (dsa_named_for): Likewise.
17682 * tree-ssa-structalias.c (update_alias_info): Likewise.
17683 (merge_smts_into): Likewise.
17685 2008-02-27 David Daney <ddaney@avtrex.com>
17688 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
17689 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
17690 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
17691 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
17692 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
17694 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
17697 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
17698 (BUILT_IN_NEXTTOWARD): Remove.
17699 (BUILT_IN_NEXTTOWARDF): Ditto.
17700 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
17701 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
17703 2008-02-27 Tom Tromey <tromey@redhat.com>
17705 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
17706 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
17708 2008-02-27 Jan Beulich <jbeulich@novell.com>
17710 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
17711 update the respective field on newdecl.
17713 2008-02-27 Revital Eres <eres@il.ibm.com>
17715 PR rtl-optimization/34999
17716 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
17717 crossing edges that ends with a call insn.
17718 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
17719 call insn and clear the EDGE_CROSSING flag of the crossing edge
17720 when fixing fallthru edges.
17722 2008-02-27 Richard Guenther <rguenther@suse.de>
17724 PR middle-end/35390
17725 * fold-const.c (fold_unary): Return the correct argument,
17726 converted to the result type.
17728 2008-02-27 Richard Guenther <rguenther@suse.de>
17730 PR middle-end/34971
17731 * expr.c (expand_expr_real_1): Assert on rotates that operate
17733 * fold-const.c (fold_binary): Use the types precision, not the
17734 bitsize of the mode if folding rotate expressions. Build rotates
17735 only for full modes.
17737 2008-02-27 Jakub Jelinek <jakub@redhat.com>
17739 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
17740 and CPP_PRAGMA_EOL.
17741 * c-pragma.c (pragma_ns_name): New typedef.
17742 (registered_pp_pragmas): New variable.
17743 (c_pp_lookup_pragma): New function.
17744 (c_register_pragma_1): If flag_preprocess_only, do nothing
17745 for non-expanded pragmas, for expanded ones push pragma's
17746 namespace and name into registered_pp_pragmas vector.
17747 (c_invoke_pragma_handler): Register OpenMP pragmas even when
17748 flag_preprocess_only, don't register GCC pch_preprocess
17749 pragma if flag_preprocess_only.
17750 * c-opts.c (c_common_init): Call init_pragma even if
17751 flag_preprocess_only.
17752 * c-pragma.c (c_pp_lookup_pragma): New prototype.
17753 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
17754 cpp_register_pragma if flag_preprocess_only.
17756 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17759 * c-parser.c (c_parser_translation_unit): Warn for empty
17760 translation unit, not empty source file.
17762 2008-02-26 Paul Brook <paul@codesourcery.com>
17764 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
17765 operand for Thumb-2.
17766 * config/arm/arm.h (reg_class): Add CORE_REGS.
17767 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
17768 (BASE_REG_CLASS): Use CORE_REGS.
17769 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
17770 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
17771 (REGNO_OK_FOR_INDEX_P): Exclude SP.
17772 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
17773 ARM_REGNO_OK_FOR_INDEX_P.
17774 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
17775 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
17776 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
17777 (ldm/stm peepholes): Ditto.
17778 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
17779 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
17780 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
17781 * config/arm/constraints.md: Enable "k" constraint on ARM.
17783 2008-02-27 Ben Elliston <bje@au.ibm.com>
17785 * config/rs6000/rs6000.c: Annotate cache line size field in all
17786 instances of struct processor_costs.
17788 2008-02-26 David Edelsohn <edelsohn@gnu.org>
17790 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
17791 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
17792 jump_bypass): New counters.
17793 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
17794 * dce.c (gate_ud_dce): Same.
17795 (gate_fast_dce): Same.
17796 * dse.c (gate_dse1): New function.
17797 (gate_dse2): New function.
17798 (gate_dse): Merge results of new gate functions.
17799 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
17800 (gate_handle_jump_bypass): Add dbg_cnt.
17801 (gate_handle_gcse): Add dbg_cnt.
17802 * ifcvt.c (gate_handle_if_conversion): Same.
17803 (gate_handle_if_after_combine): Same.
17804 (gate_handle_if_after_reload): Same.
17805 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
17807 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
17809 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
17811 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
17813 2008-02-26 Jason Merrill <jason@redhat.com>
17816 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
17817 alone if it's the naming decl for the type's main variant.
17819 2008-02-26 Tom Tromey <tromey@redhat.com>
17821 * system.h (USE_MAPPED_LOCATION): Poison.
17822 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
17823 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
17824 (make_goto_expr_edges): Likewise.
17825 (remove_bb): Likewise.
17826 (execute_warn_function_return): Likewise.
17827 * basic-block.h (struct edge_def) <goto_locus>: Change type to
17829 * c-common.c (fname_decl): Remove old location code.
17830 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
17832 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
17834 (ASM_INPUT_SOURCE_LOCATION): Likewise.
17835 (gen_rtx_ASM_INPUT): Likewise.
17836 (gen_rtx_ASM_INPUT_loc): Likewise.
17837 (get_rtx_asm_OPERANDS): Remove.
17838 * cfglayout.c (insn_locators_alloc): Remove old location code.
17839 (set_curr_insn_source_location): Likewise.
17840 (curr_insn_locator): Likewise.
17841 * print-tree.c (print_node): Remove old location code.
17842 * tree-mudflap.c (mf_varname_tree): Remove old location code.
17843 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
17844 * cfgexpand.c (expand_gimple_cond_expr): Don't use
17845 location_from_locus.
17846 (construct_exit_block): Remove old location code.
17847 * emit-rtl.c (force_next_line_note): Remove old location code.
17848 * profile.c (branch_prob): Remove old location code.
17849 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
17850 LOC_LINE): Remove old-location variants.
17851 * langhooks.c (lhd_print_error_function): Remove old location
17853 * configure, config.in: Rebuilt.
17854 * configure.ac (--enable-mapped-location): Remove.
17855 * c-decl.c (c_init_decl_processing): Remove old location code.
17856 (finish_function): Likewise.
17857 * recog.c (decode_asm_operands): Remove old location code.
17858 * c-pch.c (c_common_read_pch): Remove old location code.
17859 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
17861 * gimple-low.c (lower_function_body): Remove old location code.
17862 * toplev.c (unknown_location): Remove.
17863 (push_srcloc): Remove old-location variant.
17864 (process_options): Remove old location code.
17865 (lang_dependent_init): Likewise.
17866 * input.h (UNKNOWN_LOCATION): Move definition.
17867 (location_t): Undeprecate.
17868 (source_locus): Remove.
17869 (location_from_locus): Remove.
17870 (struct location_s): Remove.
17871 Remove all old-location code.
17872 (input_line, input_filename): Remove.
17873 * final.c (final_scan_insn): Remove old location code.
17874 * diagnostic.c (diagnostic_build_prefix): Remove
17875 USE_MAPPED_LOCATION test.
17876 * tree.h (gimple_stmt) <locus>: Now a location_t.
17877 (tree_exp) <locus>: Likewise.
17878 (DECL_IS_BUILTIN): Remove old-location variant.
17879 (annotate_with_file_line, annotate_with_locus): Likewise.
17880 (expr_locus, set_expr_locus): Update.
17881 * tree.c (build1_stat): Remove old location code.
17882 (last_annotated_node): Remove.
17883 (annotate_with_file_line): Remove old-location variant.
17884 (annotate_with_locus): Likewise.
17885 (expr_location): Remove old location code.
17886 (set_expr_location): Likewise.
17887 (expr_has_location): Likewise.
17888 (expr_locus): Likewise.
17889 (set_expr_locus): Likewise.
17890 (expr_filename): Don't use location_from_locus.
17891 (expr_lineno): Likewise.
17892 * rtl-error.c (location_for_asm): Remove old location code.
17893 * c-lex.c (cb_line_change): Remove old location code.
17894 (fe_file_change): Likewise.
17895 (cb_def_pragma): Likewise.
17896 (c_lex_with_flags): Likewise.
17897 * gengtype.c (do_typedef): Don't special-case location types.
17898 (define_location_structures): Remove.
17899 (main): Don't call define_location_structures.
17900 * tree-pretty-print.c (dump_implicit_edges): Remove old location
17903 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17906 * builtins.def (BUILT_IN_STDARG_START): Remove.
17907 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
17908 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
17909 * tree-inline.c (inline_forbidden_p_1): Likewise.
17911 2008-02-26 Richard Guenther <rguenther@suse.de>
17913 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
17914 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
17915 (lookup_decl_from_uid): Declare.
17916 (remove_decl_from_map): Likewise.
17917 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
17918 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
17919 (decl_for_uid_map): New global hashtable mapping DECL_UID
17921 (init_ttree): Allocate it.
17922 (insert_decl_to_uid_decl_map): New helper function.
17923 (make_node_stat): Insert new decls into the map.
17924 (copy_node_stat): Likewise.
17925 (lookup_decl_from_uid): New function.
17926 (remove_decl_from_map): Likewise.
17927 (print_decl_for_uid_map_statistics): New helper.
17928 (dump_tree_statistics): Call it.
17930 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
17931 (referenced_var_iterator): Adjust.
17932 (FOR_EACH_REFERENCED_VAR): Adjust.
17933 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
17934 (num_referenced_vars): Adjust.
17935 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
17936 (first_referenced_var): Remove.
17937 (end_referenced_vars_p): Likewise.
17938 (next_referenced_var): Likewise.
17939 (referenced_var_iterator_set): New helper function.
17940 * tree-dfa.c (referenced_var_lookup): Adjust.
17941 (referenced_var_check_and_insert): Likewise.
17942 (remove_referenced_var): Likewise.
17943 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
17944 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17945 (verify_call_clobbering): Likewise.
17946 (verify_memory_partitions): Likewise.
17947 (init_tree_ssa): Allocate bitmap instead of hashtable for
17949 (delete_tree_ssa): Adjust.
17950 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
17951 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17952 (compute_tag_properties): Likewise.
17953 (set_initial_properties): Likewise.
17954 (find_partition_for): Likewise.
17955 (update_reference_counts): Likewise.
17956 (dump_may_aliases_for): Likewise.
17957 * tree-ssa-operands.c (add_virtual_operand): Likewise.
17958 (add_call_clobber_ops): Likewise.
17959 (add_call_read_ops): Likewise.
17960 (get_asm_expr_operands): Likewise.
17961 * tree-into-ssa.c (dump_decl_set): Likewise.
17962 (update_ssa): Likewise.
17963 * tree-sra.c (scan_function): Likewise.
17964 (decide_instantiations): Likewise.
17965 (scalarize_parms): Likewise.
17966 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
17967 (dsa_named_for): Likewise.
17968 * tree-ssa-structalias.c (update_alias_info): Likewise.
17969 (merge_smts_into): Likewise.
17971 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17974 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
17975 * c-opts.c (c_common_handle_option): Wall enables
17976 Wvolatile-register-var.
17977 * common.opt: Move Wvolatile-register-var to...
17980 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17982 * common.opt (Wlarger-than=): New.
17983 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
17985 * opts.c (common_handle_option): Handle -Wlarger-than=.
17986 * optc-gen.awk: Likewise.
17987 * opth-gen.awk: Likewise.
17988 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
17989 * tree-optimize.c (tree_rest_of_compilation): Likewise.
17991 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17993 * c-common.c (match_case_to_enum_1): Add appropriate
17994 OPT_W* parameter to warning.
17995 (c_do_switch_warnings): Likewise.
17996 * c-typeck.c (warning_init): Add one more parameter following
17997 'warning' function.
17998 (push_init_level): Update call to warning_init.
17999 (pop_init_level): Likewise.
18000 (add_pending_init): Likewise.
18001 (output_init_element: Likewise.
18003 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18006 * toplev.c (toplev_main): If there are warnings or error, print
18007 errors for ignored options.
18008 * opts.c (ignored_options): New static variable.
18009 (postpone_unknown_option_error): New.
18010 (print_ignored_options): New.
18011 (handle_option): Postpone errors for unknown -Wno-* options.
18012 * opts.h (print_ignored_options): Declare.
18014 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
18016 * config/mips/mips.md (loadgp_blockage, blockage): Change type
18019 2008-02-25 Richard Guenther <rguenther@suse.de>
18022 2008-02-25 Richard Guenther <rguenther@suse.de>
18024 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18025 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18026 (lookup_decl_from_uid): Declare.
18027 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18028 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18029 (decl_for_uid_map): New global hashtable mapping DECL_UID
18031 (init_ttree): Allocate it.
18032 (insert_decl_to_uid_decl_map): New helper function.
18033 (make_node_stat): Insert new decls into the map.
18034 (copy_node_stat): Likewise.
18035 (lookup_decl_from_uid): New function.
18036 (print_decl_for_uid_map_statistics): New helper.
18037 (dump_tree_statistics): Call it.
18039 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18040 (referenced_var_iterator): Adjust.
18041 (FOR_EACH_REFERENCED_VAR): Adjust.
18042 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18043 (num_referenced_vars): Adjust.
18044 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18045 (first_referenced_var): Remove.
18046 (end_referenced_vars_p): Likewise.
18047 (next_referenced_var): Likewise.
18048 (referenced_var_iterator_set): New helper function.
18049 * tree-dfa.c (referenced_var_lookup): Adjust.
18050 (referenced_var_check_and_insert): Likewise.
18051 (remove_referenced_var): Likewise.
18052 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18053 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18054 (verify_call_clobbering): Likewise.
18055 (verify_memory_partitions): Likewise.
18056 (init_tree_ssa): Allocate bitmap instead of hashtable for
18058 (delete_tree_ssa): Adjust.
18059 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18060 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18061 (compute_tag_properties): Likewise.
18062 (set_initial_properties): Likewise.
18063 (find_partition_for): Likewise.
18064 (update_reference_counts): Likewise.
18065 (dump_may_aliases_for): Likewise.
18066 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18067 (add_call_clobber_ops): Likewise.
18068 (add_call_read_ops): Likewise.
18069 (get_asm_expr_operands): Likewise.
18070 * tree-into-ssa.c (dump_decl_set): Likewise.
18071 (update_ssa): Likewise.
18072 * tree-sra.c (scan_function): Likewise.
18073 (decide_instantiations): Likewise.
18074 (scalarize_parms): Likewise.
18075 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18076 (dsa_named_for): Likewise.
18077 * tree-ssa-structalias.c (update_alias_info): Likewise.
18078 (merge_smts_into): Likewise.
18080 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
18083 * doc/invoke.texi (-fcx-limited-range): Document new option.
18084 * toplev.c (process_options): Handle -fcx-fortran-rules.
18085 * common.opt: Add documentation for -fcx-fortran-rules.
18087 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
18090 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
18091 actual behaviour and C99.
18093 2008-02-26 Ben Elliston <bje@au.ibm.com>
18095 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
18096 (ASM_CPU_POWER6_SPEC): Likewise.
18097 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
18098 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
18099 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
18101 2008-02-25 Richard Guenther <rguenther@suse.de>
18103 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18104 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18105 (lookup_decl_from_uid): Declare.
18106 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18107 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18108 (decl_for_uid_map): New global hashtable mapping DECL_UID
18110 (init_ttree): Allocate it.
18111 (insert_decl_to_uid_decl_map): New helper function.
18112 (make_node_stat): Insert new decls into the map.
18113 (copy_node_stat): Likewise.
18114 (lookup_decl_from_uid): New function.
18115 (print_decl_for_uid_map_statistics): New helper.
18116 (dump_tree_statistics): Call it.
18118 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18119 (referenced_var_iterator): Adjust.
18120 (FOR_EACH_REFERENCED_VAR): Adjust.
18121 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18122 (num_referenced_vars): Adjust.
18123 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18124 (first_referenced_var): Remove.
18125 (end_referenced_vars_p): Likewise.
18126 (next_referenced_var): Likewise.
18127 (referenced_var_iterator_set): New helper function.
18128 * tree-dfa.c (referenced_var_lookup): Adjust.
18129 (referenced_var_check_and_insert): Likewise.
18130 (remove_referenced_var): Likewise.
18131 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18132 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18133 (verify_call_clobbering): Likewise.
18134 (verify_memory_partitions): Likewise.
18135 (init_tree_ssa): Allocate bitmap instead of hashtable for
18137 (delete_tree_ssa): Adjust.
18138 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18139 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18140 (compute_tag_properties): Likewise.
18141 (set_initial_properties): Likewise.
18142 (find_partition_for): Likewise.
18143 (update_reference_counts): Likewise.
18144 (dump_may_aliases_for): Likewise.
18145 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18146 (add_call_clobber_ops): Likewise.
18147 (add_call_read_ops): Likewise.
18148 (get_asm_expr_operands): Likewise.
18149 * tree-into-ssa.c (dump_decl_set): Likewise.
18150 (update_ssa): Likewise.
18151 * tree-sra.c (scan_function): Likewise.
18152 (decide_instantiations): Likewise.
18153 (scalarize_parms): Likewise.
18154 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18155 (dsa_named_for): Likewise.
18156 * tree-ssa-structalias.c (update_alias_info): Likewise.
18157 (merge_smts_into): Likewise.
18159 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
18162 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
18163 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
18164 * alias.h (nonoverlapping_memrefs_p): Likewise.
18166 2008-02-25 Jan Beulich <jbeulich@novell.com>
18168 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
18169 * config/i386/netware-libgcc.exp: Add __bswap?i2,
18170 __emultls_get_address, __emultls_register_common,
18171 __floatundi?f, and _Unwind_GetIPInfo.
18172 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
18173 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
18174 (gen_regparm_prefix): Likewise.
18175 (i386_nlm_encode_section_info): Sync with
18176 config/i386/winnt.c:i386_pe_encode_section_info().
18177 (i386_nlm_maybe_mangle_decl_assembler_name): New.
18178 i386_nlm_mangle_decl_assembler_name): New.
18179 (netware_override_options): New.
18180 * config/i386/netware.h (netware_override_options): Declare.
18181 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
18182 (i386_nlm_mangle_decl_assembler_name): Declare.
18183 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
18185 2008-02-25 Ben Elliston <bje@au.ibm.com>
18188 * c-decl.c (grokdeclarator): Remove unused local variables
18189 `typedef_type' and `type_as_written'.
18191 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
18192 unused local variable `has_hot_blocks'.
18193 (fix_crossing_conditional_branches): Remove unused local variable
18196 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
18198 PR middle-end/19984
18199 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
18200 using DEF_C99_BUILTIN.
18201 (BUILT_IN_NANF): Ditto.
18202 (BUILT_IN_NANL): Ditto.
18204 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
18205 Revital Eres <eres@il.ibm.com>
18207 * modulo-sched.c (calculate_must_precede_follow): Address TODO
18208 regarding the order of two dependent insns in the same row.
18210 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
18212 * stor-layout.c (layout_decl): Do not bump the alignment of a
18213 bit-field to more than byte alignment if it is packed.
18215 2008-02-24 David Edelsohn <edelsohn@gnu.org>
18217 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
18220 2008-02-24 Diego Novillo <dnovillo@google.com>
18222 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
18225 * tree-vrp.c (vrp_evaluate_conditional): With
18226 -Wtype-limits, emit a warning when comparing against a
18227 constant outside the natural range of OP0's type.
18228 * c.opt (Wtype-limits): Move ...
18229 * common.opt (Wtype-limits): ... here.
18231 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
18233 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
18234 * config/rs6000/e300c2c3.md: New file.
18235 * config/rs6000/rs6000.c (processor_costs): Add new costs for
18237 (rs6000_override_options): Add e300c2 and e300c3 cases to
18238 processor_target_table. Do not allow usage of Altivec or Spe
18239 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
18240 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
18241 * config/rs6000/rs6000.h (processor_type): Add
18242 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
18243 (ASM_CPU_SPEC): Add e300c2 and e300c3.
18244 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
18245 and ppce300c3. Include e300c2c3.md.
18247 2008-02-23 David Edelsohn <edelsohn@gnu.org>
18249 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
18250 instead of TARGET_STRICT_ALIGN.
18252 2008-02-23 Joseph Myers <joseph@codesourcery.com>
18254 * explow.c (memory_address): Assert that the generated address is
18257 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18260 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
18261 * config/darwin-ppc-ldouble-patch.def: New file.
18262 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
18263 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
18264 SUBTARGET_INIT_BUILTINS if defined.
18265 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
18268 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
18271 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
18272 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
18274 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
18277 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
18278 file" warning condtional on -Winvalid-PCH.
18280 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
18282 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
18284 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
18288 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
18289 prevent reload from using MMX registers.
18290 (*mov<mode>_internal): Ditto.
18291 (*movv2sf_internal_rex64): Ditto.
18292 (*movv2sf_internal): Ditto.
18294 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18296 PR documentation/31569
18297 * doc/install.texi2html: Use makeinfo --no-number-sections.
18299 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18301 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
18302 ensure that we can address an entire entity > 8 bytes. Don't
18303 generate reg+reg addressing for such data.
18305 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18307 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
18308 strings when optimizing for size, unless the target cares about
18311 2008-02-22 Tom Tromey <tromey@redhat.com>
18313 * regclass.c (current_pass): Remove declaration.
18315 2008-02-22 Anatoly Sokolov <aesok@post.ru>
18317 * config/avr/libgcc.S (__RAMPZ__): Define.
18318 (__do_copy_data): Add for devices with 128KB code memory.
18320 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18322 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18324 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
18326 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
18328 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
18331 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18334 * c-typeck.c (build_binary_op): Warn about floating point
18335 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
18337 2008-02-21 Janis Johnson <janis187@us.ibm.com>
18340 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
18341 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
18343 (rs6000_override_options): Set altivec_abi as default, not override,
18344 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
18345 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
18346 is used; use new member spe_abi.
18347 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
18348 spe_abi and altivec_abi.
18350 2008-02-22 Tomas Bily <tbily@suse.cz>
18352 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
18354 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18357 * config.build (build_file_translate): Set to `CMD //c' only if
18359 * Makefile.in (build_file_translate): Improve comment.
18361 2008-02-21 Jan Hubicka <jh@suse.cz>
18363 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
18364 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
18365 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
18367 2008-02-21 Michael Matz <matz@suse.de>
18370 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
18372 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
18374 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
18375 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
18376 as insn constraint.
18377 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
18378 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
18379 SSE_VEC_FLOAT_MODE_P as insn constraint.
18380 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
18381 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
18382 sse4a_movntdf using MODEF mode iterator.
18383 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
18384 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
18385 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
18386 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
18387 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
18388 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
18389 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
18391 2008-02-21 Richard Guenther <rguenther@suse.de>
18393 * tree.def (PAREN_EXPR): New tree code.
18394 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
18396 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
18397 * expr.c (expand_expr_real_1): Likewise.
18398 * tree-inline.c (estimate_num_insns_1): Likewise.
18399 * tree-complex.c (expand_complex_move): Likewise.
18400 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
18403 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
18406 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
18408 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
18411 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
18413 * config/sh/sh.c (find_barrier): Don't go past
18414 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
18416 2008-02-20 DJ Delorie <dj@redhat.com>
18418 * config/h8300/h8300.md (insv): Force source operand to be a register.
18420 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
18421 as a jump, not as a plain insn.
18423 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
18425 * doc/invoke.texi (Warning Options): Add new option
18426 -Wframe-larger-than=.
18427 (-Wframe-larger-than): Document.
18429 * flags.h (warn_frame_larger_than, frame_larger_than_size):
18430 Add declarations for new option variables.
18432 * final.c (final_start_function): Check the frame size
18433 before emission and issue a Wframe-larger-than warning.
18435 * opts.c (warn_frame_larger_than, frame_larger_than_size):
18436 Add definitions for new option variables.
18437 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
18439 * common.opt (Wframe-larger-than=): New option.
18441 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
18443 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
18444 (<sse>_div<mode>3): Ditto.
18445 (<sse>_vmdiv<mode>3): Ditto.
18446 (<sse>_vmsqrt<mode>2): Ditto.
18447 (*smax<mode>3): Ditto.
18448 (sse5_frcz<mode>2): Ditto.
18449 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
18450 as insn constraint.
18452 2008-02-20 Richard Guenther <rguenther@suse.de>
18454 PR middle-end/35265
18455 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
18456 be happy with INTEGRAL_TYPE_P.
18458 2008-02-20 Richard Guenther <rguenther@suse.de>
18460 * fold-const.c (split_tree): Associate floatig-point expressions
18461 if flag_associative_math is set.
18463 2008-02-20 Richard Guenther <rguenther@suse.de>
18465 * tree.h (fold_real_zero_addition_p): Declare.
18466 * fold-const.c (fold_real_zero_addition_p): Export.
18467 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
18468 floating-point operations with zero and one.
18470 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
18472 * doc/install.texi: Correct references to CFLAGS, replacing them
18473 with BOOT_CFLAGS. Document flags used during bootstrap for
18476 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
18478 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
18479 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
18480 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
18482 (smin<mode>3): Ditto from similar patterns.
18483 (smax<mode>3): Ditto.
18484 (*ieee_smin<mode>3): Ditto.
18485 (*ieee_smax<mode>3): Ditto.
18486 * config/i386/sse.md (sse): New mode attribute.
18487 (mov<mode>): Macroize expander from movv4sf and movv2df using
18488 SSEMODEF2P mode iterator.
18489 (<sse>_movnt<mode>): Ditto from similar patterns. Use
18490 SSE_VEC_FLOAT_MODE_P as insn constraint.
18491 (storent<mode>): Ditto.
18492 (storent<mode>): Macroize expander from storentsf and storentdf using
18493 MODEF mode iterator.
18494 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
18495 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
18496 (abs<mode>2): Ditto from similar patterns.
18497 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
18498 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
18499 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
18500 (<sse>_vmsqrt<mode>2): Ditto.
18501 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
18502 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
18503 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
18504 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
18505 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
18506 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
18507 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
18509 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
18510 iterator and SSE_FLOAT_MODE_P as insn constraint.
18511 (<sse>_ucomi): Ditto from similar patterns.
18512 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
18513 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
18514 SSE_VEC_FLOAT_MODE_P as insn constraint.
18515 (vcond<mode>): Ditto from similar patterns.
18516 (and<mode>3, *and<mode>3): Ditto.
18517 (<sse>_nand<mode>3): Ditto.
18518 (ior<mode>3, *ior<mode>3): Ditto.
18519 (xor<mode>3, *xor<mode>3): Ditto.
18520 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
18521 iterator and SSE_FLOAT_MODE_P as insn constraint.
18522 (*nand<mode>3): Ditto from similar patterns.
18523 (*ior<mode>3): Ditto.
18524 (*xor<mode>3): Ditto.
18526 2008-02-20 Ira Rosen <irar@il.ibm.com>
18528 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
18529 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
18530 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
18532 2008-02-19 Jan Hubicka <jh@suse.cz>
18534 * predict.c (tree_bb_level_predictions): Remove variable next
18535 mistakely introduced by previous commit.
18537 2008-02-19 Jan Hubicka <jh@suse.cz>
18539 * predict.c (predict_paths_leading_to): Rewrite.
18540 (predict_paths_for_bb): New.
18541 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
18543 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18546 * Makefile.in (build_file_translate): New.
18547 (gcc-vers.texi): Use it for translating $(abs_srcdir).
18548 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
18549 * configure.ac (build_file_translate): Substitute it.
18550 * configure: Regenerate.
18552 2008-02-19 Jan Hubicka <jh@suse.cz>
18554 PR rtl-optimization/34408
18555 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
18558 2008-02-19 Jan Hubicka <jh@suse.cz>
18560 PR middle-end/28779
18561 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
18564 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
18567 * config/i386/i386-modes.def: Revert the last DI alignment
18568 change until Ada people can look into it.
18570 2008-02-19 Nick Clifton <nickc@redhat.com>
18572 * opts.c (print_specific_help): Fix typo in --help text.
18574 2008-02-19 Jakub Jelinek <jakub@redhat.com>
18577 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
18578 32-bit inline asm without asm alternatives for host GCC < 3.0.
18580 2008-02-19 Richard Guenther <rguenther@suse.de>
18582 PR tree-optimization/34989
18583 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
18584 Allow propagation to INDIRECT_REF if we can simplify only.
18586 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18588 * c-common.c (warn_for_collisions_1): Use appropriate option when
18591 2008-02-19 Nick Clifton <nickc@redhat.com>
18594 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
18595 (handle_options): Fix indentation.
18596 (print_filtered_help): If no language-specific options were
18597 displayed tell the user how to list all the options supported by
18598 the language's front-end.
18599 (print_specific_help): Fix indentation and remove duplicate line.
18600 (common_handle_option): Handle the -v option.
18601 For --help enable the display of undocumented options if the -v
18602 switch has been included on the command line.
18603 For --help= check for overlaps in the arguments between the option
18604 classes and the language names and issue a warning when they
18605 cannot be disambiguated.
18606 * c.opt (v): Pass on to the common option handler.
18608 2008-02-19 Revital Eres <eres@il.ibm.com>
18610 * modulo-sched.c (sms_schedule): Change dump message when
18611 create_ddg function fails.
18612 (try_scheduling_node_in_cycle): Rename row to cycle.
18613 (print_partial_schedule): Rename CYCLE to ROW.
18615 2008-02-19 Christian Bruel <christian.bruel@st.com>
18616 Zdenek Dvorak <ook@ucw.cz>
18618 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
18620 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
18623 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
18624 (*x86_movdicc_0_m1_se): Ditto.
18626 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
18628 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
18629 (CMPtype): Define as __gcc_CMPtype.
18630 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
18631 (CMPtype): Define as __gcc_CMPtype.
18633 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
18635 Support valgrind 3.3 for --enable-checking=valgrind.
18636 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
18638 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
18639 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
18640 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
18641 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
18642 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
18643 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
18644 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
18646 * ggc-zone.c: Similar.
18647 * ggc-page.c: Similar.
18649 2008-02-19 Paul Brook <paul@codesourcery.com>
18652 * config/arm/ieee754-df.S: Fix do_it typo.
18653 * config/arm/ieee754-sf.S: Fix do_it typo.
18655 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
18658 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
18659 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
18660 (OPTION_MASK_ISA_SSE_SET): Likewise.
18661 (OPTION_MASK_ISA_SSE2_SET): Likewise.
18662 (OPTION_MASK_ISA_SSE3_SET): Likewise.
18663 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
18664 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
18665 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
18666 (OPTION_MASK_ISA_SSE4_SET): Likewise.
18667 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
18668 (OPTION_MASK_ISA_SSE5_SET): Likewise.
18669 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
18670 (OPTION_MASK_ISA_MMX_UNSET): Updated.
18671 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
18672 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
18673 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
18674 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
18675 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
18676 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
18677 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
18678 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
18679 (OPTION_MASK_ISA_SSE4): Removed.
18680 (ix86_handle_option): Turn on bits in ix86_isa_flags and
18681 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
18682 (override_options): Don't turn on implied SSE/MMX bits in
18685 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
18687 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18690 2008-02-18 Joey Ye <joey.ye@intel.com>
18692 PR middle-end/34921
18693 * tree-nested.c (insert_field_into_struct): Set type alignment
18694 to field alignment if the former is less than the latter.
18696 2008-02-18 Jakub Jelinek <jakub@redhat.com>
18698 * BASE-VER: Set to 4.4.0.
18700 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18702 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
18703 * doc/cfg.texi: Likewise.
18704 * doc/extend.texi: Likewise.
18705 * doc/gty.texi: Likewise.
18706 * doc/invoke.texi: Likewise.
18707 * doc/loop.texi: Likewise.
18708 * doc/md.texi: Likewise.
18709 * doc/passes.texi: Likewise.
18710 * doc/rtl.texi: Likewise.
18711 * doc/sourcebuild.texi: Likewise.
18712 * doc/tm.texi: Likewise.
18713 * doc/tree-ssa.texi: Likewise.
18715 2008-02-17 Richard Guenther <rguenther@suse.de>
18717 PR middle-end/35227
18718 * tree-complex.c (init_parameter_lattice_values): Handle parameters
18719 without default definition.
18721 2008-02-17 Richard Guenther <rguenther@suse.de>
18723 PR tree-optimization/35231
18724 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
18727 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
18730 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18731 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
18732 libgcc_cmp_return mode.
18734 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18737 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
18739 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
18741 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
18744 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18746 * doc/c-tree.texi: Use `@.' where appropriate.
18747 * doc/extend.texi: Likewise.
18748 * doc/install.texi: Likewise.
18749 * doc/invoke.texi: Likewise.
18750 * doc/loop.texi: Likewise.
18751 * doc/makefile.texi: Likewise.
18752 * doc/md.texi: Likewise.
18753 * doc/passes.texi: Likewise.
18754 * doc/standards.texi: Likewise.
18755 * doc/tm.texi: Likewise.
18757 2008-02-15 Jakub Jelinek <jakub@redhat.com>
18759 PR middle-end/35196
18760 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
18762 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
18763 rather than in entry_bb.
18765 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18767 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
18768 libgcc_cmp_return mode.
18770 2008-02-15 Jakub Jelinek <jakub@redhat.com>
18772 PR middle-end/35130
18773 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
18774 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
18776 2008-02-15 Richard Guenther <rguenther@suse.de>
18777 Zdenek Dvorak <ook@ucw.cz>
18779 PR tree-optimization/35164
18780 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
18781 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
18782 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
18783 Only propagate addresses which do not have abnormal SSA_NAMEs
18786 2008-02-15 Joseph Myers <joseph@codesourcery.com>
18789 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
18791 2008-02-15 Jan Hubicka <jh@suse.cz>
18793 PR middle-end/35149
18794 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
18796 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18798 PR middle-end/34621
18799 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
18800 when calculating alignment_pad.
18802 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18804 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
18805 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
18806 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
18807 and STACK_BOUNDARY define.
18809 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
18811 PR preprocessor/35061
18812 * c-pragma.c (handle_pragma_pop_macro): Check that
18813 pushed_macro_table has been allocated.
18815 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
18817 PR middle-end/35136
18818 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
18819 (force_gimple_operand): Likewise.
18820 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
18821 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
18822 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
18823 (find_interesting_uses_address): Check addressability and alignment
18824 of the base expression only after substituting bases of IVs into it.
18826 2008-02-14 Michael Matz <matz@suse.de>
18829 * function.c (instantiate_virtual_regs_in_insn): Reload address
18830 before falling back to reloading the whole operand.
18832 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
18834 * config/s390/s390.c (s390_mainpool_start): Emit the pool
18835 before the first section switch note.
18837 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18839 * doc/bugreport.texi: Update copyright years.
18840 * doc/c-tree.texi: Likewise.
18841 * doc/cfg.texi: Likewise.
18842 * doc/cpp.texi: Likewise.
18843 * doc/cppinternals.texi: Likewise.
18844 * doc/fragments.texi: Likewise.
18845 * doc/frontends.texi: Likewise.
18846 * doc/gcc.texi: Likewise.
18847 * doc/gty.texi: Likewise.
18848 * doc/hostconfig.texi: Likewise.
18849 * doc/implement-c.texi: Likewise.
18850 * doc/libgcc.texi: Likewise.
18851 * doc/loop.texi: Likewise.
18852 * doc/makefile.texi: Likewise.
18853 * doc/options.texi: Likewise.
18854 * doc/passes.texi: Likewise.
18855 * doc/rtl.texi: Likewise.
18856 * doc/sourcebuild.texi: Likewise.
18857 * doc/standards.texi: Likewise.
18858 * doc/tree-ssa.texi: Likewise.
18859 * doc/trouble.texi: Likewise.
18861 * doc/extend.texi: Use @: or add comma where appropriate.
18862 * doc/invoke.texi: Likewise.
18863 * doc/tm.texi: Likewise.
18865 2008-02-14 Alan Modra <amodra@bigpond.net.au>
18868 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
18871 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
18873 * doc/md.texi (clz, ctz): Add reference.
18874 * doc/rtl.texi (clz, ctz): Likewise.
18876 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18879 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
18882 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
18884 * config/s390/s390.c (struct constant_pool): New field
18885 emit_pool_after added.
18886 (s390_mainpool_start): Set the emit_pool_after flag according
18887 to the section switch notes.
18888 (s390_mainpool_finish): Consider emit_pool_after when emitting
18889 the literal pool at the end of the function.
18890 (s390_chunkify_start): Force literal pool splits at section
18893 2008-02-13 Michael Matz <matz@suse.de>
18896 * var-tracking.c (clobber_variable_part): Correctly traverse the
18899 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18902 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
18903 Add -fdump-ipa-inline.
18904 * tree-dump.c (dump_files): Remove tree-inlined dump.
18905 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
18907 2008-02-12 Richard Guenther <rguenther@suse.de>
18909 PR tree-optimization/35171
18910 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
18913 2008-02-12 Richard Guenther <rguenther@suse.de>
18915 PR middle-end/35163
18916 * fold-const.c (fold_widened_comparison): Use get_unwidened in
18917 value-preserving mode. Disallow final truncation.
18919 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
18921 PR middle-end/35136
18922 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
18923 code from here to...
18924 (force_gimple_operand): ...here.
18926 2008-02-12 Jakub Jelinek <jakub@redhat.com>
18929 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
18930 non-compatible pointers.
18931 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
18932 different FIELD_DECLs, try harder by comparing field offsets, sizes
18935 PR inline-asm/35160
18936 * function.c (match_asm_constraints_1): Don't replace the same input
18939 2008-02-12 Anatoly Sokolov <aesok@post.ru>
18941 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
18942 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
18943 (expand_epilogue): Restore RAMPZ register.
18944 * config/avr/avr.md (RAMPZ_ADDR): New constant.
18946 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
18948 * config/i386/cygwin.asm: (__alloca): Correct calling
18949 convention and alignment.
18950 (__chkstk): Force 8 byte stack alignment.
18952 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
18953 Richard Guenther <rguenther@suse.de>
18955 PR tree-optimization/33992
18956 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
18957 the zero we compare against.
18959 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
18961 PR libfortran/35063
18962 * gthr-win32.h (__gthread_mutex_destroy_function): New function
18963 to CloseHandle after unlocking to prevent accumulation of handle
18966 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18968 PR middle_end/34150
18969 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
18970 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
18971 and update LABEL_NUSES during and after reload.
18973 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
18975 PR middle-end/34627
18976 * combine.c (simplify_if_then_else): Make sure the comparison is
18977 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
18979 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
18982 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
18983 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
18984 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
18985 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
18986 * tree.h (get_type_static_bounds): Likewise.
18988 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18990 * doc/invoke.texi (Option Summary, C++ Dialect Options)
18991 (Objective-C and Objective-C++ Dialect Options, Warning Options):
18992 Make -Wfoo language annotations match what the compiler outputs.
18994 2008-02-08 Sa Liu <saliu@de.ibm.com>
18996 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
18997 intrinsics spu_convts, spu_convtu, spu_convtf.
18999 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
19001 * doc/extend.texi (Function Attributes) <noinline>: Mention
19002 asm ("") as method to keep calls.
19004 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19007 * doc/options.texi (Options): Replace references to opts.sh with
19009 * opts-common.c: Likewise.
19010 * optc-gen.awk: Likewise.
19012 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
19014 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
19016 2008-02-07 Richard Henderson <rth@redhat.com>
19019 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
19020 EXPR_LIST for the REG_EQUAL instead of a comparison with a
19023 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
19025 PR tree-optimization/35085
19026 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
19027 for operand entry oe2 in addition to operand entry oe3 in order to
19028 expose more opportunities for vectorizer sum reduction.
19030 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19033 * Makefile.in (LIBS): Remove $(GMPLIBS).
19034 (cc1-dummy, cc1): Add $(GMPLIBS).
19036 2008-02-06 Jan Hubicka <jh@suse.cz>
19039 * i386.md (moddf_integer): Do not produce partial memory stalls for
19040 targets where it hurts.
19042 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
19045 * optabs.c (expand_float): Do not check for decimal modes when
19046 expanding unsigned integer through signed conversion.
19048 2008-02-06 Nick Clifton <nickc@redhat.com>
19050 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
19051 inside the clobber with a match_operand and duplicated operand
19052 number in the constraint.
19053 (ineqbranchsi): Delete redundant comment.
19055 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
19057 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
19058 builtin_define ("__USE_INIT_FINI__").
19059 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
19061 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
19063 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19065 PR documentation/30330
19066 * doc/invoke.texi (C++ Dialect Options)
19067 (Objective-C and Objective-C++ Dialect Options, Warning Options):
19068 For each warning option -Wfoo that allows -Wno-foo, ensure both
19069 -Wfoo and -Wno-foo are listed in the option index. Fix index
19070 entry of -Wswitch-default, index -Wnormalized= including the
19071 `=', and -Wlarger-than-@var{len} including @var{len}.
19073 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
19075 * config/i386/i386.md (floatunssisf2): Use
19076 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
19077 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
19078 Macroize expander using MODEF mode iterator.
19080 2008-02-05 Diego Novillo <dnovillo@google.com>
19082 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
19085 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
19087 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19090 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
19092 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
19095 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
19096 to indicate if a message should be generated.
19097 (init_cumulative_args): Updated.
19098 (function_value_32): Likewise.
19100 2008-02-05 Joseph Myers <joseph@codesourcery.com>
19102 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
19104 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
19107 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
19108 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
19110 2008-02-04 Diego Novillo <dnovillo@google.com>
19112 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
19115 * tree-vrp.c (vrp_evaluate_conditional): With
19116 -Wtype-limits, emit a warning when comparing against a
19117 constant outside the natural range of OP0's type.
19119 2008-02-04 Richard Guenther <rguenther@suse.de>
19121 PR middle-end/33631
19122 * expr.c (count_type_elements): Give for unions instead of
19125 2008-02-04 Richard Guenther <rguenther@suse.de>
19127 PR middle-end/35043
19128 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
19129 to TYPE_DOMAINs base type instead of using bitsizetype here.
19131 2008-02-03 Jason Merrill <jason@redhat.com>
19133 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
19135 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19138 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
19139 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
19140 (RS/6000 and PowerPC Options): Fix typos and markup.
19141 * doc/passes.texi (Tree-SSA passes): Likewise.
19143 2008-02-02 Michael Matz <matz@suse.de>
19146 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
19147 from record_last_reg_set_info.
19148 (record_last_reg_set_info): Take an RTX argument, iterate over all
19149 constituent hardregs.
19150 (record_last_set_info, record_opr_changes): Change calls to
19151 new signature or to record_last_reg_set_info_regno.
19153 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
19155 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
19157 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
19159 PR rtl-optimization/34773
19160 * reg-notes.def (EQUAL): Mention significance of combination of
19161 REG_EQUAL and REG_RETVAL.
19162 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
19163 insn that has a REG_RETVAL.
19165 2008-02-01 Roger Sayle <roger@eyesopen.com>
19168 * configure.ac (--enable-fixed-point): Disable unless explicitly
19170 * configure: Regenerate.
19172 2008-02-01 Richard Guenther <rguenther@suse.de>
19175 * invoke.texi (-finline-limit): Remove no longer true parts
19176 of the documentation. Note that there is no default value.
19178 2008-02-01 Andrew Pinski <pinskia@gmail.com>
19179 Mark Mitchell <mark@codesourcery.com>
19180 Ben Elliston <bje@au.ibm.com>
19183 * doc/extend.texi (Other Builtins): Document.
19185 2008-01-31 Tom Browder <tom.browder@gmail.com>
19187 * doc/c-tree.texi (Types): Fix grammar.
19188 (Expression trees): Ditto.
19189 * doc/passes.texi (Tree-SSA passes): Ditto.
19191 * doc/configterms.texi (Configure Terms): Fix typo.
19192 * doc/cpp.texi (Common Predefined Macros): Ditto.
19193 * doc/md.texi (Machine Constraints): Ditto.
19195 * doc/makefile.texi (Makefile): Add comma.
19197 2008-01-31 Tom Browder <tom.browder@gmail.com>
19198 Gerald Pfeifer <gerald@pfeifer.com>
19200 * doc/sourcebuild.texi (Front End): Remove references to CVS
19201 and CVSROOT/modules.
19202 (Texinfo Manuals): Replace reference to CVS by one to SVN.
19203 (Back End): Remove reference to CVS.
19205 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
19208 * config/mips/mips.c (gen_load_const_gp): New function, taking a
19210 (mips16_gp_pseudo_reg): ...here.
19211 * config/mips/mips.md (load_const_gp): Replace with...
19212 (load_const_gp_<mode>): ...this :P-based insn.
19214 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19216 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
19217 options. Minor fixes.
19218 (-std): Move reference to standards closer to where language
19219 standards are first mentioned.
19221 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
19223 PR rtl-optimization/34995
19224 * reload.c (alternative_allows_const_pool_ref): Take an rtx
19225 parameter and return a bool. If the rtx parameter is nonnull,
19226 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
19227 (find_reloads): Update call accordingly. Pass the new operand
19228 if it needed no address reloads, otherwise pass null.
19230 2008-01-30 Richard Henderson <rth@redhat.com>
19233 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
19234 for unbounded arrays.
19236 2008-01-30 Silvius Rus <rus@google.com>
19238 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
19240 2008-01-30 Jan Hubicka <jh@suse.cz>
19243 * i386.c (init_cumulative_args): Use real function declaration when
19246 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
19248 PR rtl-optimization/34998
19249 * global.c (build_insn_chain): Treat non-subreg_lowpart
19250 SUBREGs of pseudos as clobbering all the words covered by the
19251 SUBREG, not just all the bytes.
19252 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
19253 original df_ref rather than an extract parameter.
19254 (global_conflicts): Update call accordingly.
19256 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
19258 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
19259 the overflow check to make it easier to read.
19260 (__fixtfdi): Change the type of the ll member in union
19261 long_double to UDItype_x.
19263 2008-01-30 Jakub Jelinek <jakub@redhat.com>
19265 PR middle-end/34969
19266 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
19267 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
19268 * tree-inline.c (fold_marked_statements): Call
19269 cgraph_update_edges_for_call_stmt if folding a call statement.
19270 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
19271 debug_generic_stmt calls, reset it back afterwards.
19274 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
19276 * c-typeck.c (build_external_ref): Don't pedwarn about
19277 static vars in current function's scope.
19279 2008-01-29 Joseph Myers <joseph@codesourcery.com>
19281 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
19283 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
19286 * ipa-struct-reorg.c: Fix spelling.
19287 * params.def: Ditto.
19289 2008-01-29 Richard Guenther <rguenther@suse.de>
19291 PR middle-end/35006
19292 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
19294 * tree-inline.c (remap_type): Increment remapping_type_depth
19295 around remapping types.
19296 (copy_body_r): Only add referenced variables if they are referenced
19297 from code, not types.
19299 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
19310 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
19311 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
19313 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
19316 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
19317 pointer for tiny stack.
19319 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
19321 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
19323 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
19325 * config/vx-common.h: Fix typo in comment.
19327 2008-01-28 Ian Lance Taylor <iant@google.com>
19331 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
19332 coalesce pointers if they have different DECL_NO_TBAA_P values.
19333 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
19334 between variables with different DECL_NO_TBAA_P values.
19336 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
19339 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
19340 are not legitimate small data references on SPE targets.
19342 2008-01-28 David Daney <ddaney@avtrex.com>
19344 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
19346 2008-01-28 David Daney <ddaney@avtrex.com>
19348 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
19350 2008-01-27 Joseph Myers <joseph@codesourcery.com>
19352 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
19353 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
19354 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
19355 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
19356 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
19357 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
19358 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
19359 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
19361 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19363 * basic-block.h (condjump_equiv_p): Fix comment.
19365 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19367 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
19368 print_generic_stmt_indented): Fix comment.
19370 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19372 * configure.ac (__stack_chk_fail): Add detecion for availability
19373 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
19374 * configure: Regenerate.
19376 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
19378 PR middle-end/34688
19379 * final.c (output_addr_const): Handle TRUNCATE.
19381 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
19384 * tree-ssa-loop-ivopts.c (comp_cost): New type.
19385 (zero_cost, infinite_cost): New constants.
19386 (struct cost_pair): Change type of cost to comp_cost.
19387 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
19388 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
19390 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
19391 split_address_cost, ptr_difference_cost, difference_cost,
19392 get_computation_cost_at, get_computation_cost,
19393 determine_use_iv_cost_generic, determine_use_iv_cost_address,
19394 determine_use_iv_cost_condition, determine_use_iv_costs,
19395 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
19396 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
19397 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
19398 Change type of cost to comp_cost.
19399 (determine_iv_cost): Increase cost of non-original ivs, instead
19400 of decreasing the cost of original ones.
19401 (get_address_cost): Indicate the complexity of the addressing mode
19403 (try_add_cand_for): Prefer using ivs not specific to some object.
19404 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
19406 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
19407 Janis Johnson <janis187@us.ibm.com>
19410 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
19411 (TARGET_INSTANTIATE_DECLS): Likewise.
19412 * target.h (expand_to_rtl_hook): New target hook.
19413 (instantiate_decls): Likewise.
19414 * function.c (instantiate_decl): Make non-static. Rename to...
19415 (instantiate_decl_rtl): ... this.
19416 (instantiate_expr): Use instantiate_decl_rtl.
19417 (instantiate_decls_1): Likewise.
19418 (instantiate_decls): Likewise.
19419 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
19420 * function.h (instantiate_decl_rtl): Add prototype.
19421 * cfgexpand.c (target.h): New include.
19422 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
19423 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
19424 (TARGET_INSTANTIATE_DECLS): Likewise.
19425 (TARGET_INITIALIZER): New target hooks added.
19426 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
19428 * config/rs6000/rs6000.c (tree-flow.h): New include.
19429 (machine_function): Add sdmode_stack_slot field.
19430 (rs6000_alloc_sdmode_stack_slot): New function.
19431 (rs6000_instantiate_decls): Likewise.
19432 (rs6000_secondary_memory_needed_rtx): Likewise.
19433 (rs6000_check_sdmode): Likewise.
19434 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
19435 (TARGET_INSTANTIATE_DECLS): Likewise.
19436 (rs6000_hard_regno_mode_ok): Allow SDmode.
19437 (num_insns_constant): Likewise. Handle _Decimal32 constants.
19438 (rs6000_emit_move): Handle SDmode.
19439 (function_arg_advance): Likewise.
19440 (function_arg): Likewise.
19441 (rs6000_gimplify_va_arg): Likewise. Add special handling of
19442 SDmode var args for 32-bit compiles.
19443 (rs6000_secondary_reload_class): Handle SDmode.
19444 (rs6000_output_function_epilogue): Likewise.
19445 (rs6000_function_value): Simplify if statement.
19446 (rs6000_libcall_value): Likewise.
19447 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
19448 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
19449 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
19450 (movsd_hardfloat): New define_insn.
19451 (movsd_softfloat): Likewise.
19452 (movsd_store): Likewise.
19453 (movsd_load): Likewise.
19454 (extendsddd2): Likewise.
19455 (extendsdtd2): Likewise.
19456 (truncddsd2): Likewise.
19457 (movdd_hardfloat64): Fixup comment.
19458 (UNSPEC_MOVSD_LOAD): New constant.
19459 (UNSPEC_MOVSD_STORE): Likewise.
19461 2008-01-26 Jakub Jelinek <jakub@redhat.com>
19464 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
19466 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
19467 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
19468 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
19469 and TRUTH_XOR_EXPR.
19471 2008-01-26 David Edelsohn <edelsohn@gnu.org>
19474 * config.gcc: Separate AIX 5.3 from AIX 6.1.
19475 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19476 __LONGDOUBLE128 too.
19477 * config/rs6000/aix61.h: New file.
19479 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
19481 PR rtl-optimization/34959
19482 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
19483 popcount and parity rtxes the same mode as their operand.
19484 Truncate or extend the result to the return value's mode
19487 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
19490 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
19491 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
19492 to GOT_VERSION_REGNUM.
19493 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
19494 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
19495 * config/mips/mips.c (mips_emit_call_insn): New function.
19496 (mips_call_tls_get_addr): Call mips_expand_call directly.
19497 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
19499 (mips16_build_call_stub): Likewise. Return the call insn or null.
19500 (mips_expand_call): Update the call to mips16_build_call_stub
19501 accordingly and a remove redundant condition. Assert that MIPS16
19502 stubs do not use lazy binding. Use mips_emit_call_insn and return
19504 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
19506 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
19507 (mips_avoid_hazard): Remove hazard_set handling.
19508 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
19509 (UNSPEC_RESTORE_GP): ...this.
19510 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
19511 (FAKE_CALL_REGNO): Rename to...
19512 (GOT_VERSION_REGNUM): ...this.
19513 (type): Add "ghost" value. Add an associated insn reservation.
19514 (hazard_set): Remove.
19515 (exception_receiver): Rename to...
19516 (restore_gp): ...this and update the unspec identifier accordingly.
19517 (exception_receiver, nonlocal_got_receiver): New expanders.
19518 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
19519 FAKE_CALL_REGNO. Remove hazard_set attribute.
19520 (set_got_version, update_got_version): New patterns.
19522 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
19525 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
19527 2008-01-25 Joseph Myers <joseph@codesourcery.com>
19530 * doc/install.texi2html: Generate gcc-vers.texi.
19532 2008-01-25 DJ Delorie <dj@redhat.com>
19534 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
19536 2008-01-25 Joseph Myers <joseph@codesourcery.com>
19538 * config/c4x: Remove directory.
19539 * config.gcc (crx-*, mt-*): Mark obsolete.
19540 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
19541 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
19542 sh-*-rtemscoff*): Remove cases.
19543 * defaults.h (C4X_FLOAT_FORMAT): Remove.
19544 * real.c (encode_c4x_single, decode_c4x_single,
19545 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
19546 c4x_extended_format): Remove.
19547 * real.h (c4x_single_format, c4x_extended_format): Remove.
19548 * doc/extend.texi (interrupt, naked): Remove mention of attributes
19550 (Pragmas): Remove comment about c4x pragmas.
19551 * doc/install.texi (c4x): Remove target-specific instructions.
19552 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
19553 * doc/md.texi (Machine Constraints): Remove C4x documentation.
19554 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
19555 refer to C4x source files as examples.
19556 (C4X_FLOAT_FORMAT): Remove documentation.
19558 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
19560 * config/bfin/bfin.c (override_options): Reorder tests so that
19561 flag_pic gets enabled for -msep-data.
19563 2008-01-25 Richard Guenther <rguenther@suse.de>
19565 PR middle-end/32244
19566 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
19567 to its bitfield precision if required.
19569 2008-01-25 Jakub Jelinek <jakub@redhat.com>
19571 PR middle-end/33880
19572 * tree-nested.c (walk_omp_for): New function.
19573 (convert_nonlocal_reference, convert_local_reference): Call
19574 walk_omp_for on OMP_FOR.
19575 (convert_call_expr): Call walk_body on OMP_FOR's
19576 OMP_FOR_PRE_INIT_BODY.
19578 2008-01-25 Richard Guenther <rguenther@suse.de>
19580 PR tree-optimization/34966
19581 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
19582 default defs and PHI_NODEs we have to insert after the
19583 defining statement.
19585 2008-01-24 Nick Clifton <nickc@redhat.com>
19587 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
19588 Provide a default definition.
19589 (LIBGCC2_UNITS_PER_WORD): Likewise.
19591 * config/stormy16/stormy16.c: Include df.h for the prototype
19592 for df_regs_ever_live_p.
19593 (xstormy16_expand_builtin_va_start): Convert the stack offset
19594 into a component_ref and then use POINTER_PLUS_EXPR to add it
19595 to the incoming_virtual_args_rtx.
19596 (xstormy16_gimplify_va_arg_expr): Rename to
19597 xstormy16_gimplify_va_arg_expr.
19598 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
19599 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
19600 xstormy16_gimplify_va_arg_expr.
19601 Fix up some formatting issues.
19603 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
19604 Move to predicates.md.
19605 (xs_hi_general_operand): Likewise.
19606 (xs_hi_nonmemory_operand): Likewise.
19607 * config/stormy16/predicates.md:
19608 (xstormy16_carry_plus_operand): New predicate.
19609 (xs_hi_general_operand): New predicate.
19610 (xs_hi_nonmemory_operand): New predicate.
19611 * config/stormy16/stormy16-protos.h:
19612 (xstormy16_carry_plus_operand): Delete prototype.
19613 (xs_hi_general_operand): Likewise.
19614 (xs_hi_nonmemory_operand): Likewise.
19616 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
19617 modifiers as they are no longer needed and they can trigger
19618 reload spill failures.
19620 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
19621 with a match_operand in order to help reload.
19623 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
19624 constraint with 'e' for the 8th alternative as this version of
19625 the mov.w instruction only accepts the lower 8 registers.
19627 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
19630 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
19631 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
19634 2008-01-25 Jakub Jelinek <jakub@redhat.com>
19636 PR middle-end/33333
19637 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
19639 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
19641 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
19643 (remove_structure): Update allocations list before removing structure.
19645 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
19647 * ipa-struct-reorg.c (is_safe_cond_expr,
19648 create_new_stmts_for_cond_expr): Use integer_zerop function,
19649 that recognize not only zero-pointer, but zero-integer too.
19651 2008-01-25 Ben Elliston <bje@au.ibm.com>
19654 * fixproto: Escape "." in sed expression that strips leading "./".
19656 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
19659 * gcc.c (SWITCH_OK): Removed.
19660 (SWITCH_LIVE): Changed to bit.
19661 (SWITCH_FALSE): Likewise.
19662 (SWITCH_IGNORE): Likewise.
19663 (switchstr): Change live_cond to unsigned int.
19664 (process_command): Replace SWITCH_OK with 0.
19665 (do_self_spec): Likewise.
19666 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
19667 (give_switch): Likewise.
19668 (used_arg): Likewise.
19669 (do_spec_1): Set the SWITCH_IGNORE bit.
19670 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
19671 bits. Set the SWITCH_LIVE bit.
19673 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
19675 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
19677 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
19679 PR tree-optimization/34472
19680 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
19681 parameter to a "bool *" and set *DATA to false if there is
19682 an unsafe access. Do not delete the structure here.
19683 (check_cond_exprs): Delete it here instead.
19684 (check_cond_exprs, exclude_cold_structs): Do not increase
19685 I when removing a structure.
19687 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
19690 * config/i386/i386.c (ix86_expand_vector_init): Consider only
19691 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
19693 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
19695 PR middle-end/34934
19696 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
19697 a fixed vector for stack.
19699 2008-01-24 Ben Elliston <bje@au.ibm.com>
19702 * doc/gcc.texi (Software development): Add a direntry for g++.
19704 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
19706 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
19707 stale and straggling -fforce-addr comments above.
19709 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
19711 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
19712 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
19714 2008-01-23 Michael Matz <matz@suse.de>
19717 * dwarf2out.c (force_type_die): Use modified_type_die instead of
19720 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
19722 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
19723 malloc result type.
19725 2008-01-23 Anatoly Sokolov <aesok@post.ru>
19727 * config/avr/avr.c (avr_current_arch): New variable.
19728 (avr_arch_types): Add 'avr31' and 'avr51' entries.
19729 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
19730 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
19731 (avr_override_options): Init 'avr_current_arch'.
19732 (base_arch_s): Move from here...
19733 * config/avr/avr.h (base_arch_s): ... here. Add new members
19734 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
19735 'mega' to 'have_jmp_call'.
19736 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
19737 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
19739 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
19741 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19742 MULTILIB_MATCHES): Ditto.
19744 2008-01-23 Richard Guenther <rguenther@suse.de>
19746 PR middle-end/31529
19747 * cgraphunit.c (cgraph_reset_node): Always mark the node
19748 not reachable if it is not queued already.
19750 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
19752 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
19753 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
19754 (cputype_selected): New static variable.
19755 (bfin_handle_option): Set it if -mcpu is used.
19756 (override_option): Select default set of workarounds if no cpu type
19757 selected on the command line.
19758 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
19760 From Michael Frysinger <michael.frysinger@analog.com>
19761 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
19762 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
19764 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
19765 for bf547, bf523, bf524, and bf526.
19766 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
19768 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
19769 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
19770 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
19771 __ADSPBF547__ and __ADSPBF54x__ for bf547.
19772 * doc/invoke.texi (Blackfin Options): Document that
19773 -mcpu now accept bf547, bf523, bf524, and bf526.
19775 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
19777 PR rtl-optimization/34628
19778 * combine.c (try_combine): Stop and undo after the first combination
19779 if an autoincrement side-effect on the first insn has effectively
19782 2008-01-22 David Edelsohn <edelsohn@gnu.org>
19785 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
19786 Offset addresses are not valid for Altivec or paired float modes.
19788 2008-01-22 Jakub Jelinek <jakub@redhat.com>
19791 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
19792 if DECL_INITIAL (decl) is error_mark_node.
19795 * c-common.c (handle_vector_size_attribute): Only allow
19796 integral, scalar float and fixed point types. Handle OFFSET_TYPE
19797 the same way as pointer, array etc. types.
19798 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
19801 * tree.c (build_type_attribute_qual_variant): Call
19802 build_qualified_type if attributes are equal, but quals are not.
19804 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19807 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
19808 * flags.h (warn_strict_aliasing): Remove.
19809 (warn_strict_overflow): Remove.
19810 * opts.c (warn_strict_aliasing): Remove.
19811 (warn_strict_overflow): Remove.
19812 * c-opts.c (c_common_handle_option): -Wall only sets
19813 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
19814 (c_common_post_options): Give default values to -Wstrict-aliasing
19815 and -Wstrict-overflow if they are uninitialized.
19816 * common.opt (Wstrict-aliasing): Specify Var and Init.
19817 (Wstrict-overflow): Likewise.
19819 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
19821 PR rtl-optimization/26854
19822 PR rtl-optimization/34400
19823 PR rtl-optimization/34884
19824 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
19826 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
19827 (df_rd_bb_info.expanded_lr_out): Deleted
19828 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
19829 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
19830 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
19831 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
19832 Removed code to allocate, initialize or free expanded_lr_out.
19833 (df_rd_bb_local_compute_process_def): Restructured to make more
19835 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
19836 sets if the sets are being trimmed.
19838 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
19841 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
19842 (as_vers): Likewise.
19843 * configure: Regenerated.
19845 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19847 PR middle-end/33092
19848 * tree-pass.h (pass_build_alias): New pass.
19849 * tree-ssa-alias.c (gate_build_alias): New.
19850 (pass_build_alias): New.
19851 * passes.c (init_optimization_passes): Add pass_build_alias after
19852 pass_create_structure_vars.
19854 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
19856 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
19857 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
19858 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
19859 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
19860 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
19861 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
19862 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
19863 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
19864 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
19865 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
19866 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
19867 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
19868 * config/s390/s390.md (FP_ALL): New mode iterator.
19869 (_d): New mode attribute.
19870 ("*signbit<mode>2>"): Changed mode of first operand.
19871 ("isinf<mode>2"): Changed mode of first operand.
19872 ("*TDC_insn"): Adaptation for DFP modes.
19874 2008-01-22 Ben Elliston <bje@au.ibm.com>
19876 * tree.c (check_qualified_type): Improve function description.
19878 2008-01-21 Jason Merrill <jason@redhat.com>
19881 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
19882 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
19885 2008-01-21 DJ Delorie <dj@redhat.com>
19887 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
19890 2008-01-21 Richard Guenther <rguenther@suse.de>
19892 PR middle-end/34856
19893 * tree-cfg.c (verify_expr): Allow all invariant expressions
19894 instead of just constant class ones as reference argument.
19895 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
19896 like any other constant.
19897 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
19899 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
19901 * regmove.c (fixup_match_1): Update call crossed frequencies.
19903 2008-01-21 Richard Guenther <rguenther@suse.de>
19906 * tree-inline.c (setup_one_parameter): Deal with mismatched
19907 types using a VIEW_CONVERT_EXPR.
19909 2008-01-21 Alon Dayan <alond@il.ibm.com>
19910 Olga Golovanevsky <olga@il.ibm.com>
19912 PR tree-optimization/34701
19913 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
19914 when the structure size is not a power of 2.
19916 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
19918 * doc/install.texi: Add doc for --enable-checking=df.
19920 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
19922 PR rtl-optimization/34808
19923 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
19925 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
19927 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
19930 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
19932 PR rtl-optimization/26854
19933 PR rtl-optimization/34400
19934 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
19936 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
19937 (df_rd_bb_info.expanded_lr_out): New.
19938 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
19939 * loop_iv.c (iv_analysis_loop_init): Ditto.
19940 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
19941 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
19942 Added code to allocate, initialize or free expanded_lr_out.
19943 (df_rd_bb_local_compute_process_def): Restructured to make
19944 more understandable.
19945 (df_rd_confluence_n): Add code to do nothing with fake edges and
19946 code to no apply invalidate_by_call sets if the sets are being trimmed.
19947 (df_lr_local_finalize): Renamed to df_lr_finalize.
19948 (df_live_local_finalize): Renamed to df_live_finalize.
19950 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
19953 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
19954 deciding whether to use reciprocal instructions.
19956 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
19958 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
19959 dwarf2out_note_section_used if cold_text_section is NULL.
19961 2008-01-19 Jakub Jelinek <jakub@redhat.com>
19963 PR gcov-profile/34610
19964 * tree-cfg.c (make_edges): Mark both outgoing edges from
19965 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
19966 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
19967 from OMP_FOR and OMP_CONTINUE outgoing edges.
19969 * tree-profile.c (tree_profiling): Return early if
19970 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
19972 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
19973 from cfun to child_cfun.
19974 * function.h (struct function): Add after_tree_profile bit.
19976 2008-01-19 Anatoly Sokolov <aesok@post.ru>
19978 * config/avr/avr.S (_exit): Disable interrupt.
19980 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
19981 Steven Bosscher <stevenb.gcc@gmail.com>
19983 PR rtl-optimization/26854
19984 PR rtl-optimization/34400
19985 * df-problems.c (df_live_scratch): New scratch bitmap.
19986 (df_live_alloc): Allocate df_live_scratch when doing df_live.
19987 (df_live_reset): Clear the proper bitmaps.
19988 (df_live_bb_local_compute): Only process the artificial defs once
19989 since the order is not important.
19990 (df_live_init): Init the df_live sets only with the variables
19991 found live by df_lr.
19992 (df_live_transfer_function): Use the df_lr sets to prune the
19993 df_live sets as they are being computed.
19994 (df_live_free): Free df_live_scratch.
19996 2008-01-18 Ian Lance Taylor <iant@google.com>
19998 * common.opt: Add fmerge-debug-strings.
19999 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
20000 flag_merge_debug_strings rather than flag_merge_constants.
20001 * doc/invoke.texi (Option Summary): Mention
20002 -fmerge-debug-strings.
20003 (Debugging Options): Document -fmerge-debug-strings.
20005 2008-01-18 Ian Lance Taylor <iant@google.com>
20008 * tree.h (DECL_IS_OPERATOR_NEW): Define.
20009 (struct tree_function_decl): Add new field operator_new_flag.
20010 * tree-inline.c (expand_call_inline): When inlining a call to
20011 operator new, force the return value to go into a variable, and
20012 set DECL_NO_TBAA_P on that variable.
20013 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
20015 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
20018 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
20019 DWARF2_DEBUGGING_INFO.
20020 (dwarf2out_note_section_used): Ditto. Add prototype.
20021 (have_multiple_function_sections, text_section_used,
20022 cold_text_section_used, *cold_text_sections): Move declarations
20025 2008-01-17 Bob Wilson <bob.wilson@acm.org>
20027 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
20028 field and add signal_ra.
20029 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
20030 assignments to frame state pc. Move end of stack check after
20031 MD_FALLBACK_FRAME_STATE_FOR.
20032 (uw_update_context_1): Use frame state signal_regs if set, instead
20033 of checking signal_frame flag.
20034 (uw_update_context): Use frame state signal_ra if set.
20035 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
20036 * config/xtensa/linux-unwind.h: New file.
20038 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
20040 * modulo-sched.c (get_sched_window): Fix comment typo.
20042 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
20044 PR tree-optimization/34648
20045 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
20047 2008-01-17 Anatoly Sokolov <aesok@post.ru>
20049 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
20050 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
20052 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
20054 PR rtl-optimization/34400
20055 * df-core.c (df_worklist_dataflow_overeager,
20056 df_worklist_dataflow_doublequeue): New functions.
20057 (df_worklist_dataflow): Two different worklist solvers.
20058 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
20061 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20064 * doc/invoke.texi: Document the dependence on pthread for fopenmp
20065 and ftree-parallelize-loops.
20067 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
20069 PR rtl-optimization/34826
20070 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
20072 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
20074 * global.c (find_reg): Mark the eh regs as used if necessary.
20075 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
20076 * ra.h (struct allocno): no_eh_reg field added. Changed
20077 no_stack_reg type to bitfield.
20079 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
20081 * tree.c (substitute_in_expr): Add missing 'break'.
20083 2008-01-17 Richard Guenther <rguenther@suse.de>
20085 PR tree-optimization/34825
20086 * tree-ssa-math-opts.c (is_division_by): Do not recognize
20087 x / x as division to handle.
20089 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20091 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
20092 "-pthread" is specified.
20093 * pa-hpux11.h (LIB_SPEC): Likewise.
20095 2008-01-16 Janis Johnson <janis187@us.ibm.com>
20096 Peter Bergner <bergner@vnet.ibm.com>
20098 PR rtl-optimization/33796
20099 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
20101 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20103 PR libgfortran/34699
20104 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
20106 * pa-hpux10.h (LINK_SPEC): Likewise.
20107 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
20109 2008-01-16 Richard Guenther <rguenther@suse.de>
20111 PR middle-end/32628
20112 * fold-const.c (fold_convert_const_int_from_int): Do not
20113 set overflow if that occured only because of a sign extension
20114 change when converting from/to a sizetype with the same
20115 precision and signedness.
20117 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
20120 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
20121 location address to the correct place. Update copyright year.
20123 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20125 * lambda-code.c (lambda_transform_legal_p): Handle the case of
20126 no dependences in the dependence_relations vector.
20128 2008-01-16 Jan Hubicka <jh@suse.cz>
20130 PR rtl-optimization/31396
20131 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
20132 * cfg.c (dump_reg_info): Print it.
20133 * regs.h (struct reg_info_t): add freq_calls_crossed.
20134 (REG_FREQ_CALLS_CROSSED): New macro.
20135 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
20136 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
20137 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
20138 regmove_optimize): Update call crossed frequencies.
20139 * local-alloc.c (struct qty): Add freq_calls_crossed.
20140 (alloc_qty): Copute freq_calls_crossed.
20141 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
20142 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
20143 * ra.h (struct allocno): Add freq_calls_crossed.
20145 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20147 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
20148 libgomp when compiling with ftree-parallelize-loops.
20149 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
20151 2008-01-16 Richard Guenther <rguenther@suse.de>
20153 PR tree-optimization/34769
20154 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
20155 * tree.c (int_cst_value): Instead make this function more
20156 permissive in what it accepts as valid input. Document this
20157 function always sign-extends the value.
20159 2008-01-16 Jakub Jelinek <jakub@redhat.com>
20160 Richard Guenther <rguenther@suse.de>
20163 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
20164 (gimple_fold_indirect_ref_rhs): ... this.
20165 (gimple_fold_indirect_ref): New function with foldings
20166 that preserve lvalueness.
20167 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
20168 * tree-flow.h (gimple_fold_indirect_ref): Declare.
20169 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
20170 to fold an INDIRECT_REF, fall back to the old use of
20171 fold_indirect_ref_1.
20173 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20175 * tree-data-ref.c (subscript_dependence_tester_1): Call
20176 free_conflict_function.
20177 (compute_self_dependence): Same.
20179 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
20182 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
20183 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
20185 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
20186 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
20187 for DWARF2_UNWIND_INFO targets.
20189 2008-01-16 Richard Guenther <rguenther@suse.de>
20192 * c-typeck.c (common_pointer_type): Do not merge inconsistent
20193 type qualifiers for function types.
20195 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
20197 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
20198 loop_iterator li from previous commit.
20200 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
20202 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
20204 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
20206 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
20207 (parallelize_loops): Don't parallelize irreducible components.
20209 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20212 * c-opts (c_common_post_options): Do not enable CPP
20213 flag_pedantic_errors by default.
20215 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
20217 PR rtl-optimization/31944
20218 * cse.c (remove_pseudo_from_table): New function.
20219 (merge_equiv_classes): Use above function to remove pseudo-registers.
20220 (invalidate): Likewise.
20222 2008-01-13 Richard Guenther <rguenther@suse.de>
20224 PR middle-end/34601
20225 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
20226 instead of TYPE_MODE to deal with calls from expand_one_error_var.
20228 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
20230 * gcse.c (cprop_jump): Call validate_unshare_change instead of
20231 validate_change to unshare the source of the PC set.
20233 2008-01-12 Jan Hubicka <jh@suse.cz>
20235 PR middle-end/32135
20236 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
20237 references above array bounds. This might trigger bounds checks for
20238 pointers to arrays.
20240 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
20242 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
20243 new_replaceable_dependencies.
20245 2008-01-12 Doug Kwan <dougkwan@google.com>
20247 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
20248 instead of OPT_Wreturn_type in warning due to ignored return type
20250 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
20251 options included in -Wextra.
20252 * c.opt: New option -Wignored_qualifiers.
20253 * doc/invoke.texi (Warning Options, -Wextra): Add new option
20254 -Wignore_qualifiers.
20255 (-Wignored-qualifiers): Document.
20256 (-Wreturn-type): Remove description of functionality now handled
20257 by -Wignored-qualifiers.
20259 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
20262 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
20263 NOP_EXPR if it is between integral types with the same precision.
20265 2008-01-12 Jan Hubicka <jh@suse.cz>
20268 * invoke.texi (max-inline-recursive-depth): Fix default value.
20270 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
20272 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
20275 2008-01-11 Bob Wilson <bob.wilson@acm.org>
20277 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
20279 2008-01-11 James E. Wilson <wilson@specifix.com>
20282 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
20284 2008-01-11 Anatoly Sokolov <aesok@post.ru>
20286 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
20287 save/restore frame pointer register and don't use 'call-prologues'
20288 optimization in function with "OS_task" attribute.
20290 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
20292 PR middle-end/31309
20293 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
20294 when copying to memory.
20296 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
20298 PR rtl-optimization/30905
20299 * cfgcleanup.c: Include dce.h
20300 (crossjumps_occured): New global variable.
20301 (try_crossjump_bb): Exit loop after finding a fallthru edge.
20302 If something changed, set crossjumps_occured to true.
20303 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
20304 Don't add/remove fake edges to exit here...
20305 (cleanup_cfg): ...but do it here, when crossjumping.
20306 Run a fast DCE when successful crossjumps occured in the latest
20307 iteration of try_optimize_cfg.
20309 2008-01-11 Richard Guenther <rguenther@suse.de>
20311 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
20312 (struct vn_unary_op_s): Likewise.
20313 (vn_reference_insert): Free old reference on hash collision.
20315 2008-01-10 Raksit Ashok <raksit@google.com>
20317 PR rtl-optimization/27971
20318 * combine.c (find_split_point): Split PLUS expressions which are
20319 inside a MEM rtx, and whose first operand is complex.
20321 2008-01-10 DJ Delorie <dj@redhat.com>
20323 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
20324 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
20325 (m32c_hard_regno_ok): Call the underlying function.
20327 2008-01-10 Richard Guenther <rguenther@suse.de>
20329 PR middle-end/34683
20330 * tree-cfg.c (tree_merge_blocks): Do not go through the
20331 full-blown folding and stmt updating path if we just deal
20332 with virtual operands.
20333 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
20334 test for abnormal SSA_NAMEs.
20336 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
20338 PR middle-end/34641
20339 * reload.c (push_reload): Add assertions. All constants from
20340 reg_equiv_constant should have been used for replacing the respective
20342 (find_reloads_address): Invoke find_reloads_address_part for
20343 constant taken from the reg_equiv_constant array.
20345 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
20347 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
20348 field (valnum) the first in the struct. Replace bools with
20351 2008-01-10 Richard Guenther <rguenther@suse.de>
20353 PR tree-optimization/34651
20354 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
20355 types and ordering for masking and converting.
20357 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
20359 PR tree-optimization/34017
20360 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
20361 also for PHI_NODE expressions.
20363 2008-01-09 Jan Hubicka <jh@suse.cz>
20365 PR tree-optimization/34708
20366 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
20367 based on number of case labels.
20368 (init_inline_once): Remove switch_cost.
20369 * tree-inline.h (eni_weights_d): Remove switch_cost.
20371 2008-01-09 Richard Guenther <rguenther@suse.de>
20372 Andrew Pinski <andrew_pinski@playstation.sony.com>
20374 PR middle-end/30132
20375 * gimplify.c (gimplify_cond_expr): Do not create an addressable
20376 temporary if an rvalue is ok or an lvalue is not required.
20378 2008-01-09 Richard Guenther <rguenther@suse.de>
20380 PR middle-end/34458
20381 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
20382 adjust return type.
20384 2008-01-09 Richard Guenther <rguenther@suse.de>
20386 PR middle-end/34679
20387 * tree.c (host_integerp): Check for sizetype only if the
20388 type is an integer type.
20390 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
20393 * opts.c (decode_options): Disable inlining of functions called
20394 once if not in unit-at-a-time mode.
20396 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
20398 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
20400 2008-01-08 Richard Guenther <rguenther@suse.de>
20402 PR middle-end/31863
20403 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
20404 out early if the result will be unused.
20406 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
20411 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20412 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
20415 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
20417 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
20418 for vectorization tuned.
20420 2008-01-08 Richard Guenther <rguenther@suse.de>
20422 PR tree-optimization/34683
20423 * tree-ssa-operands.c (operand_build_cmp): Export.
20424 * tree-ssa-operands.h (operand_build_cmp): Declare.
20425 * tree-vn.c (vuses_compare): Remove.
20426 (sort_vuses): Use operand_build_cmp.
20427 (sort_vuses_heap): Likewise.
20428 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
20429 to re-use old VEC if available. Do not sort already sorted VUSEs.
20430 (vdefs_to_vec): Do not sort already sorted VDEFs.
20432 2008-01-08 Jakub Jelinek <jakub@redhat.com>
20434 PR middle-end/34694
20435 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
20437 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
20440 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
20441 limitations of reciprocal sequences on x86 targets.
20443 2008-01-08 Richard Guenther <rguenther@suse.de>
20445 PR tree-optimization/34683
20446 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
20448 2008-01-07 Jakub Jelinek <jakub@redhat.com>
20451 * config/darwin.c (darwin_mergeable_string_section): Don't use
20452 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
20454 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
20457 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
20458 negxf2. Macroize expander using X87MODEF mode iterator. Change
20459 predicates of op0 and op1 to register_operand.
20460 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
20461 expander using X87MODEF mode iterator. Change predicates of
20462 op0 and op1 to register_operand.
20463 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
20464 corresponding patterns and macroize using MODEF macro. Change
20465 predicates of op0 and op1 to register_operand and remove
20466 "m" constraint. Disparage "r" alternative with "!".
20467 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
20468 macroize using X87MODEF macro. Change predicates of op0 and op1
20469 to register_operand and remove "m" constraint. Disparage "r"
20470 alternative with "!".
20471 (absneg splitter with memory operands): Remove.
20472 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
20473 patterns and macroize using X87MODEF mode iterator.
20474 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
20475 Change predicate of op1 to register_operand.
20476 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
20477 for memory operands.
20479 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
20481 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
20483 2008-01-07 Richard Guenther <rguenther@suse.de>
20485 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
20488 2008-01-07 Richard Guenther <rguenther@suse.de>
20490 PR tree-optimization/34683
20491 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
20492 VOPs of the needed size to save memory. Use VEC_quick_push
20493 to save compile-time.
20494 (vdefs_to_vec): Likewise.
20496 2008-01-07 Sa Liu <saliu@de.ibm.com>
20498 * config/spu/spu.md (divdf3): Genetate inline code for double
20499 division. The implementation doesn't handle INF or NAN, therefore it
20500 only applies when -ffinite-math-only is given.
20502 2008-01-06 Paolo Carlini <pcarlini@suse.de>
20505 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
20506 * doc/cpp.texi ([Common Predefined Macros]): Document.
20508 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
20510 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
20511 order to use commutative addition instead of subtraction.
20513 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20514 Mircea Namolaru <namolaru@il.ibm.com>
20515 Vladimir Yanovsky <yanov@il.ibm.com>
20516 Revital Eres <eres@il.ibm.com>
20518 PR tree-optimization/34263
20519 * tree-outof-ssa.c (process_single_block_loop_latch,
20520 contains_tree_r): New functions.
20521 (analyze_edges_for_bb): Call process_single_block_loop_latch
20522 function to empty single-basic-block latch block if possible.
20524 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20526 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
20528 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
20530 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
20532 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
20534 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
20536 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
20538 2008-01-05 Jakub Jelinek <jakub@redhat.com>
20540 PR tree-optimization/34618
20541 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
20544 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20547 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
20548 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
20549 Update copyright year.
20551 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
20552 Update copyright year.
20553 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
20556 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
20558 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
20559 edge does not point to current bb before changing need_assert.
20561 2008-01-04 Richard Guenther <rguenther@suse.de>
20563 PR middle-end/34029
20564 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
20565 for verifying purposes if they are is_gimple_min_invariant.
20567 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
20569 PR tree-optimization/34448
20570 PR tree-optimization/34465
20571 * gimplify.c (gimplify_init_constructor): Add new parameter
20572 notify_temp_creation. Use it.
20573 (gimplify_modify_expr_rhs): Take volatiles into account when
20574 optimizing constructors.
20575 Do not optimize constructors if gimplify_init_constructor will dump to
20577 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
20578 * gcc.c-torture/compile/pr34448.c: New.
20580 2008-01-04 Jakub Jelinek <jakub@redhat.com>
20582 PR gcov-profile/34609
20583 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
20584 return_slot if result is TREE_ADDRESSABLE.
20586 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
20588 * config/mips/mips.md (sqrt_condition): Tweak comment.
20589 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
20591 2008-01-03 Tom Tromey <tromey@redhat.com>
20594 * c-common.c (c_type_hash): Handle VLAs.
20596 2008-01-03 Jan Hubicka <jh@suse.cz>
20598 PR tree-optimization/31081
20599 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
20600 0 when inlining and not inlining to first basic block.
20601 (remap_decl): When var is initialized to 0, don't set default_def.
20602 (expand_call_inline): Set entry_bb.
20603 * tree-inline.h (copy_body_data): Add entry_bb.
20605 2008-01-03 Jakub Jelinek <jakub@redhat.com>
20608 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
20611 PR tree-optimization/29484
20612 * tree-inline.c (inline_forbidden_p_2): New function.
20613 (inline_forbidden_p): Disallow inlining if some static var
20614 has an address of a local LABEL_DECL in its initializer.
20615 * doc/extend.texi (Labels as Values): Document &&foo behaviour
20618 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
20620 PR tree-optimization/34635
20621 * tree-data-ref.c (add_other_self_distances): Make sure that the
20622 evolution step is constant.
20624 2008-01-03 Jakub Jelinek <jakub@redhat.com>
20626 PR middle-end/34608
20627 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
20629 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
20631 * tree-sra.c (scalarize_init): Insert the generate_element_init
20632 statements after the generate_element_zero statements.
20634 2008-01-02 Richard Guenther <rguenther@suse.de>
20636 PR middle-end/34093
20637 PR middle-end/31976
20638 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
20639 for very large number of operands instead of ICEing.
20641 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
20644 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
20645 while stack probing.
20647 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
20649 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
20652 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
20654 PR libmudflap/26442
20655 * tree-mudflap.c (mx_register_decls): Guard warning by
20656 !DECL_ARTIFICIAL check.
20658 2008-01-01 Jakub Jelinek <jakub@redhat.com>
20660 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
20661 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
20662 sse5_perm<mode>): Fix constraints.