1 2008-08-29 Jakub Jelinek <jakub@redhat.com>
4 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
5 compute new & and | in type rather than TREE_TYPE (arg0).
7 * dwarf2out.c (fortran_common): Update comment.
8 (gen_variable_die): Swap com_die and var_die variables in Fortran
9 COMMON block handling code.
11 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
13 * dwarf2out.c (gen_const_die): New function.
14 (size_of_die, value_format, output_die): Output larger
15 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
16 (native_encode_initializer): New function.
17 (tree_add_const_value_attribute): Call it.
18 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
20 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
21 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
22 TREE_THIS_VOLATILE to add_type_attribute.
24 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
26 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
29 * dwarf2out.c (loc_by_reference): New function.
30 (add_location_or_const_value_attribute): Use it.
33 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
34 as DW_TAG_variable children of DW_TAG_common_block rather than
35 DW_TAG_member children. Put DW_AT_external to individual
36 DW_TAG_variable DIEs, not to DW_TAG_common_block.
38 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
39 loc_descriptor_from_tree_1.
43 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
44 arguments to imported_module_or_decl.
45 (debug_nothing_tree_tree): Removed.
46 (debug_nothing_tree_tree_tree_bool): New prototype.
47 * debug.c (do_nothing_debug_hooks): Adjust.
48 (debug_nothing_tree_tree): Removed.
49 (debug_nothing_tree_tree_tree_bool): New function.
50 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
51 (gen_variable_die): Put all common vars for the
52 same COMMON block under one DW_TAG_common_block.
53 (declare_in_namespace): Return new context_die, for Fortran
54 return the module DIE instead of adding extra declarations into
56 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
57 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
58 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
60 (dwarf2out_global_decl): Don't skip Fortran global vars.
61 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
62 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
63 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
64 DW_TAG_imported_declaration as child of previous
65 DW_TAG_imported_module.
66 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
67 * sdbout.c (sdb_debug_hooks): Likewise.
68 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
70 2008-08-29 Jan Hubicka <jh@suse.cz>
72 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
74 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
75 * ipa-cp.c (n_cloning_candidates): New static variable.
76 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
77 (ipcp_print_all_lattices): Improve debug output.
78 (ipcp_cloning_candidate_p): New function.
79 (ipcp_initialize_node_lattices): Use it.
80 (ipcp_init_stage): Do only analyzis here; prettier debug output.
81 (ipcp_propagate_stage): Prettier debug output.
82 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
83 (ipcp_print_all_structures): Remove.
84 (ipcp_need_redirect_p): Test !n_cloning_candidates.
85 (ipcp_insert_stage): Prettier debug output; call
86 cgraph_remove_unreachable_nodes before propagating.
87 (pass_ipa_cp): Schedule function removal pass.
88 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
90 (cgraph_maybe_hot_edge_p): Move to ...
91 * predict.c (cgraph_maybe_hot_edge_p) ... here.
92 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
93 (common_handle_option): Set them; enable ipa-cp when profiling.
94 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
95 (ipa_print_all_jump_functions): Likewise.
96 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
97 (ipa_print_node_params, ipa_print_all_params): New.
98 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
99 ipa_print_all_param_flags): Remove.
100 (ipa_print_node_params, ipa_print_all_params): New.
102 2008-08-29 Bob Wilson <bob.wilson@acm.org>
104 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
105 change from 2008-04-03.
106 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
108 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
112 * ira-color.c (push_allocnos_to_stack): Truncate
113 removed_splay_allocno_vec.
115 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
118 * ira-color (ira_fast_allocation): Don't assign hard registers to
121 2008-08-29 Jan Hubicka <jh@suse.cz>
124 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
125 for cold internal loops.
127 2008-08-29 Richard Guenther <rguenther@suse.de>
129 * tree-ssa-structalias.c (create_variable_info_for): Do not
130 create fields for heap vars or vars with a noalias state.
131 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
134 2008-08-29 Richard Guenther <rguenther@suse.de>
136 * common.opt (ftree-store-ccp): Mark as preserved for
137 backward compatibility.
138 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
139 * tree-pass.h (pass_store_ccp): Remove.
140 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
141 (first_vdef): Remove declaration.
142 (get_value_loaded_by): Likewise.
143 * tree-ssa-ccp.c (do_store_ccp): Remove.
144 (get_default_value): Simplify as do_store_ccp is always false
145 now. Do not initialize mem_ref.
146 (set_value_varying): Likewise.
147 (canonicalize_float_value): Likewise.
148 (set_lattice_value): Likewise.
149 (likely_value): Likewise.
150 (surely_varying_stmt_p): Likewise.
151 (ccp_initialize): Likewise.
152 (ccp_lattice_meet): Likewise.
153 (ccp_visit_phi_node): Likewise.
154 (ccp_fold): Likewise.
155 (evaluate_stmt): Likewise.
156 (visit_assignment): Likewise.
157 (ccp_visit_stmt): Likewise.
158 (execute_ssa_ccp): Fold into ...
159 (do_ssa_ccp): ... this.
160 (do_ssa_store_ccp): Remove.
161 (gate_store_ccp): Likewise.
162 (pass_store_ccp): Likewise.
163 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
165 * tree-ssa-propagate.c (first_vdef): Remove.
166 (get_value_loaded_by): Likewise.
167 (replace_vuses_in): Likewise.
168 (substitute_and_fold): Do not call replace_vuses_in.
169 * opts.c (decode_options): Do not set flag_tree_store_ccp.
171 2008-08-29 Richard Guenther <rguenther@suse.de>
174 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
175 PARAM_NOALIAS tags with is_heapvar.
176 * tree-ssa-operands.c (access_can_touch_variable): Offset
177 based tests do not apply for heapvars. Fix offset test.
179 2008-08-29 Jan Hubicka <jh@suse.cz>
181 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
182 (-fipa-cp-clone): Enabled by default at -O3.
183 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
184 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
186 2008-08-29 Jan Hubicka <jh@suse.cz>
188 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
190 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
192 * gimple.c (giple_copy_call_skip_args): New function.
193 (giple_copy_call_skip_args): Declare.
195 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
196 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
197 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
198 (ipcp_create_replace_map): Improve debug output.
199 (ipcp_need_redirect_p): Return false when not clonning.
200 (ipcp_update_callgraph): Skip args.
201 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
203 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
204 (save_inline_function_body): Update call of tree_function_versioning.
205 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
206 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
207 (tree_function_versioning): Likewise.
208 * tree-inline.h (tree_function_versioning): Update prototype.
210 2008-08-29 Jan Hubicka <jh@suse.cz>
212 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
213 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
214 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
215 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
216 * value-prof.c (gimple_divmod_fixed_value_transform,
217 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
218 gimple_stringops_transform): Use optimize_bb_for_size_p.
219 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
220 * final.c (compute_alignments): Use optimize_function_for_size_p.
221 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
222 (fold_builtin_strcpy, fold_builtin_fputs): Use
223 optimize_function_for_size_p.
224 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
225 * recog.c (relax_delay_slots): Likewise.
226 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
227 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
228 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
229 optimize_function_for_size_p.
230 (cgraph_decide_inlining_of_small_function): Use
231 optimize_function_for_size_p.
232 * global.c (find_reg): Use optimize_function_for_size_p.
233 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
234 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
235 flag_prefetch_loop_arrays. Those can work it out from profile.
236 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
237 optimize_loop_for_speed_p.
238 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
240 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
241 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
242 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
243 * local-alloc.c (block_alloc): Pass BB pointer.
244 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
245 * gcse.c (gcse_main): Use optimize_function_for_size_p.
246 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
247 (decide_peel_completely): Likewise.
248 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
249 optimize_loop_for_size_p.
250 (vect_enhance_data_refs_alignment): Likewise.
251 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
252 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
253 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
254 (try_crossjump_bb): Use optimize_bb_for_size_p.
255 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
256 optimize_loop_for_speed_p.
257 * bb-reorder.c (find_traces_1_round): Likewise.
258 (copy_bb): Use optimize_bb_for_speed_p.
259 (duplicate_computed_gotos): Likewise.
260 * basic-block.h (optimize_loop_nest_for_size_p,
261 optimize_loop_nest_for_speed_p): New.
262 * stmt.c (expand_case): Use optimize_insn_for_size_p.
264 2008-08-29 Tristan Gingold <gingold@adacore.com>
266 * gcov.c (main): Call expandargv.
268 2008-08-29 Jan Hubicka <jh@suse.cz>
270 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
272 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
274 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
275 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
277 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
279 2008-08-29 Jan Hubicka <jh@suse.cz>
281 * tree-pass.h (pass_strip_predict_hints): Declare.
282 * predict.c (strip_builtin_expect): Rename to ...
283 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
284 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
285 (tree_estimate_probability): Do not strip builtin_expect.
286 (pass_strip_predict_hints): New pass.
287 * tree-inline.c (expand_call_inline): When inlining cold function, predict
289 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
291 2008-08-29 Richard Guenther <rguenther@suse.de>
293 PR tree-optimization/37207
294 * tree-vrp.c (extract_range_from_binary_expr): Also try
295 to constant fold if only one of the operands is a constant.
297 2008-08-29 Nick Clifton <nickc@redhat.com>
299 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
300 the same way as SYMBOL_REFs.
302 2008-08-28 Bob Wilson <bob.wilson@acm.org>
304 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
306 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
308 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
309 * config/mips/mips.md (branch_likely): Remove const. Fix
311 (define_delay for type "branch"): Change to only apply for branch
313 (define_delay for type "branch" and "branch_likely" no). New delay
315 (equality_op): New code iterator.
316 (bbv, bbinv): New code attributes.
317 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
320 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
321 Andrew Pinski <pinskia@gcc.gnu.org>
324 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
326 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
328 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
329 rule that a symbolic constant must be defined and >= 0 for the
330 corresponding facility to be present at compile-time.
331 * gthr-posix.c: Likewise.
333 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
335 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
336 * config/mips/mips.md (D): New mode attribute.
337 (mulsi3, muldi3): Merge it into ...
338 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
340 (muldi3_mul3): New pattern.
341 (mulsi3_mult3): Rename to mulsi3_mul3.
343 2008-08-28 Jan Hubicka <jh@suse.cz>
345 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
347 * predict.c (always_optimize_for_size_p): Rename to ...
348 (optimize_function_for_size): ... this one; make extern.
349 (optimize_function_for_speed_p): New.
350 (optimize_bb_for_size_p, optimize_bb_for_size_p,
351 optimize_edge_for_size_p,optimize_edge_for_size_p,
352 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
353 * basic-block.h (optimize_function_for_size_p,
354 optimize_function_for_speed_p): Declare.
355 * i386.md (optimize_size checks): Replace them by appropriate
357 (standard_80387_constant_p, ix86_compute_frame_layout,
358 ix86_expand_epilogue, ix86_decompose_address,
359 print_operand, emit_i387_cw_initialization,
360 inline_memory_move_cost, ix86_pad_returns,
361 ix86_reorg): Replace optimize_size checks.
363 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
365 * rtl.h (simplify_subreg_regno): Declare.
366 * rtlanal.c (simplify_subreg_regno): New function, split out from...
367 * simplify-rtx.c (simplify_subreg): ...here.
368 * reload.c (find_reloads): Use simplify_subreg_regno instead of
369 subreg_offset_representable_p.
371 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
374 * c-typeck.c (convert_for_assignment): Give a note describing what
375 was passed and what was expected.
377 2008-08-28 Joey Ye <joey.ye@intel.com>
379 * doc/extend.texi: Document AVX built-in functions.
380 * doc/invoke.texi: Document -mavx.
382 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
383 Joey Ye <joey.ye@intel.com>
384 Xuepeng Guo <xuepeng.guo@intel.com>
386 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
388 * config/i386/cpuid.h (bit_FMA): New.
389 (bit_XSAVE): Likewise.
390 (bit_OSXSAVE): Likewise.
393 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
394 define. Use ASM_OUTPUT_AVX_PREFIX.
396 * config/i386/gmmintrin.h: New.
398 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
399 (OPTION_MASK_ISA_AVX_SET): New.
400 (OPTION_MASK_ISA_FMA_SET): Likewise.
401 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
402 (OPTION_MASK_ISA_FMA_SET): Likewise.
403 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
404 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
405 (pta_flags): Add PTA_AVX and PTA_FMA.
406 (override_options): Handle PTA_AVX and PTA_FMA.
407 (init_cumulative_args): Handle warn_avx.
408 (classify_argument): Return 0 for COImode and OImode. Return
409 1 and X86_64_AVX_CLASS for 256bit vector types.
410 (examine_argument): Handle X86_64_AVX_CLASS.
411 (construct_container): Likewise.
412 (function_arg_advance_32): Pass OImode and 256bit vector types
414 (function_arg_advance_64): Take a new argument to indicate if a
415 parameter is named. Handle 256bit vector types. Return
416 immediately for unnamed 256bit vector mode parameters.
417 (function_arg_advance): Updated.
418 (function_arg_32): Add comments for TImode. Handle OImode
419 and 256bit vector types.
420 (function_arg_64): Take a new argument to indicate if a
421 parameter is named. Handle 256bit vector types. Return NULL
422 for unnamed 256bit vector mode parameters.
423 (function_arg): Updated.
424 (setup_incoming_varargs_64): Support
425 AVX encoding for *sse_prologue_save_insn.
426 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
427 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
428 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
429 enabled, otherwise return -3.
430 (standard_sse_constant_opcode): Handle AVX and 256bit vector
432 (print_reg): Support AVX registers. Handle 'x' and 't'.
433 Handle 'd' to duplicate the operand.
434 (print_operand): Likewise. Also support AVX vector compare
436 (output_387_binary_op): Support AVX.
437 (output_fp_compare): Likewise.
438 (ix86_expand_vector_move_misalign): Likewise.
439 (ix86_attr_length_vex_default): New.
440 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
441 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
442 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
443 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
444 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
445 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
446 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
447 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
448 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
449 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
450 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
451 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
452 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
453 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
454 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
455 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
456 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
457 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
458 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
459 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
460 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
461 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
462 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
463 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
464 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
465 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
466 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
467 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
468 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
469 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
470 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
471 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
472 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
473 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
474 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
475 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
476 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
477 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
478 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
479 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
480 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
481 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
482 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
483 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
484 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
485 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
486 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
487 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
488 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
489 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
490 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
491 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
492 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
493 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
494 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
495 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
496 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
497 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
498 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
499 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
500 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
501 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
502 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
503 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
504 and IX86_BUILTIN_MOVMSKPS256,
505 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
506 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
507 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
508 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
509 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
510 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
511 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
512 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
513 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
514 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
515 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
516 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
517 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
518 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
519 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
520 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
521 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
522 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
523 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
524 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
525 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
526 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
527 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
528 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
529 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
530 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
531 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
532 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
533 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
534 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
535 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
536 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
537 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
538 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
539 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
540 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
541 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
542 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
543 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
544 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
545 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
546 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
547 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
548 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
549 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
550 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
551 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
552 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
553 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
554 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
555 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
556 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
557 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
558 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
559 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
560 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
561 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
562 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
564 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
565 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
566 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
567 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
568 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
569 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
570 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
571 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
572 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
573 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
574 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
575 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
576 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
577 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
578 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
579 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
580 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
581 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
582 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
583 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
584 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
585 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
586 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
587 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
588 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
589 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
590 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
591 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
592 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
593 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
594 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
595 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
596 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
597 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
598 IX86_BUILTIN_MOVMSKPS256.
599 (ix86_init_mmx_sse_builtins): Support AVX builtins.
600 (ix86_expand_args_builtin): Likewise.
601 (ix86_expand_special_args_builtin): Likewise.
602 (ix86_hard_regno_mode_ok): Handle AVX modes.
603 (ix86_expand_vector_init_duplicate): Likewise.
604 (ix86_expand_vector_init_one_nonzero): Likewise.
605 (ix86_expand_vector_init_one_var): Likewise.
606 (ix86_expand_vector_init_concat): Likewise.
607 (ix86_expand_vector_init_general): Likewise.
608 (ix86_expand_vector_set): Likewise.
609 (ix86_vector_mode_supported_p): Likewise.
610 (x86_extended_reg_mentioned_p): Check INSN_P before using
613 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
614 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
616 * config/i386/i386.h (TARGET_AVX): New.
617 (TARGET_FMA): Likewise.
618 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
619 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
620 (VALID_AVX256_REG_MODE): New.
621 (AVX256_VEC_FLOAT_MODE_P): Likewise.
622 (AVX_FLOAT_MODE_P): Likewise.
623 (AVX128_VEC_FLOAT_MODE_P): Likewise.
624 (AVX256_VEC_FLOAT_MODE_P): Likewise.
625 (AVX_VEC_FLOAT_MODE_P): Likewise.
626 (ASM_OUTPUT_AVX_PREFIX): Likewise.
627 (ASM_OUTPUT_OPCODE): Likewise.
628 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
630 (SSE_REG_MODE_P): Allow 256bit vector modes.
631 (ix86_args): Add a warn_avx field.
633 * config/i386/i386.md (UNSPEC_PCMP): New.
634 (UNSPEC_VPERMIL): Likewise.
635 (UNSPEC_VPERMIL2): Likewise.
636 (UNSPEC_VPERMIL2F128): Likewise.
637 (UNSPEC_MASKLOAD): Likewise.
638 (UNSPEC_MASKSTORE): Likewise.
639 (UNSPEC_CAST): Likewise.
640 (UNSPEC_VTESTP): Likewise.
641 (UNSPECV_VZEROALL): Likewise.
642 (UNSPECV_VZEROUPPER): Likewise.
643 (XMM0_REG): Likewise.
644 (XMM1_REG): Likewise.
645 (XMM2_REG): Likewise.
646 (XMM3_REG): Likewise.
647 (XMM4_REG): Likewise.
648 (XMM5_REG): Likewise.
649 (XMM6_REG): Likewise.
650 (XMM8_REG): Likewise.
651 (XMM9_REG): Likewise.
652 (XMM10_REG): Likewise.
653 (XMM11_REG): Likewise.
654 (XMM12_REG): Likewise.
655 (XMM13_REG): Likewise.
656 (XMM14_REG): Likewise.
657 (XMM15_REG): Likewise.
659 (prefix_vex_imm8): Likewise.
660 (prefix_vex_w): Likewise.
661 (length_vex): Likewise.
664 (*avx_ashlti3): Likewise.
665 (*avx_lshrti3): Likewise.
666 (*avx_setcc<mode>): Likewise.
667 (*fop_<mode>_comm_mixed_avx): Likewise.
668 (*fop_<mode>_comm_avx): Likewise.
669 (*fop_<mode>_1_mixed_avx): Likewise.
670 (*fop_<mode>_1_avx): Likewise.
671 (*avx_<code><mode>3): Likewise.
672 (*avx_ieee_smin<mode>3): Likewise.
673 (*avx_ieee_smax<mode>3): Likewise.
674 (mode): Add OI, V8SF and V4DF.
675 (length): Support VEX prefix.
676 (*cmpfp_i_mixed): Set prefix attribute.
677 (*cmpfp_i_sse): Likewise.
678 (*cmpfp_iu_mixed): Likewise.
679 (*cmpfp_iu_sse): Likewise.
680 (*movsi_1): Support AVX.
681 (*movdi_2): Likewise.
682 (*movdi_1_rex64): Likewise.
683 (*movti_internal): Likewise.
684 (*movti_rex64): Likewise.
685 (*movsf_1): Likewise.
686 (*movdf_nointeger): Likewise.
687 (*movdf_integer_rex64): Likewise.
688 (*movtf_internal): Likewise.
689 (zero_extendsidi2_32): Likewise.
690 (zero_extendsidi2_rex64): Likewise.
691 (*extendsfdf2_mixed): Likewise.
692 (*extendsfdf2_sse): Likewise.
693 (*truncdfsf_fast_mixed): Likewise.
694 (*truncdfsf_fast_sse): Likewise.
695 (*truncdfsf_mixed): Likewise.
696 (fix_trunc<mode>di_sse): Likewise.
697 (fix_trunc<mode>si_sse): Likewise.
698 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
699 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
700 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
701 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
702 (*rcpsf2_sse): Likewise.
703 (*rsqrtsf2_sse): Likewise.
704 (*sqrt<mode>2_sse): Likewise.
705 (sse4_1_round<mode>2): Likewise.
706 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
707 Support AVX. Set length attribute properly for AVX.
709 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
710 (VECTOR_MODES (FLOAT, 32)): Likewise.
711 (VECTOR_MODE (INT, DI, 8)): Likewise.
712 (VECTOR_MODE (INT, HI, 32)): Likewise.
713 (VECTOR_MODE (INT, QI, 64)): Likewise.
714 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
715 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
716 (VECTOR_MODE (INT, DI, 4)): Removed.
717 (VECTOR_MODE (INT, SI, 8)): Likewise.
718 (VECTOR_MODE (INT, HI, 16)): Likewise.
719 (VECTOR_MODE (INT, QI, 32)): Likewise.
720 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
721 (INT_MODE (OI, 32)): Likewise.
723 * config/i386/i386.opt (mavx): New.
726 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
728 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
729 (*mov<mode>_internal_avx): New.
730 (*movv2sf_internal_rex64_avx): Likewise.
731 (*movv2sf_internal_avx): Likewise.
733 * config/i386/predicates.md (const_4_to_5_operand): New.
734 (const_6_to_7_operand): Likewise.
735 (const_8_to_11_operand): Likewise.
736 (const_12_to_15_operand): Likewise.
737 (avx_comparison_float_operator): Likewise.
739 * config/i386/sse.md (AVX256MODEI): New.
740 (AVX256MODE): Likewise.
741 (AVXMODEQI): Likewise.
743 (AVX256MODEF2P): Likewise.
744 (AVX256MODE2P): Likewise.
745 (AVX256MODE4P): Likewise.
746 (AVX256MODE8P): Likewise.
747 (AVXMODEF2P): Likewise.
748 (AVXMODEF4P): Likewise.
749 (AVXMODEDCVTDQ2PS): Likewise.
750 (AVXMODEDCVTPS2DQ): Likewise.
751 (avxvecmode): Likewise.
752 (avxvecpsmode): Likewise.
753 (avxhalfvecmode): Likewise.
754 (avxscalarmode): Likewise.
755 (avxcvtvecmode): Likewise.
756 (avxpermvecmode): Likewise.
757 (avxmodesuffixf2c): Likewise.
758 (avxmodesuffixp): Likewise.
759 (avxmodesuffixs): Likewise.
760 (avxmodesuffix): Likewise.
761 (vpermilbits): Likewise.
762 (pinsrbits): Likewise.
763 (mov<mode>): Likewise.
764 (*mov<mode>_internal): Likewise.
765 (push<mode>1): Likewise.
766 (movmisalign<mode>): Likewise.
767 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
768 (avx_movdqu<avxmodesuffix>): Likewise.
769 (avx_lddqu<avxmodesuffix>): Likewise.
770 (<plusminus_insn><mode>3): Likewise.
771 (*avx_<plusminus_insn><mode>3): Likewise.
772 (*avx_vm<plusminus_insn><mode>3): Likewise.
773 (mul<mode>3): Likewise.
774 (*avx_mul<mode>3): Likewise.
775 (*avx_vmmul<mode>3): Likewise.
776 (divv8sf3): Likewise.
777 (divv4df3): Likewise.
778 (avx_div<mode>3): Likewise.
779 (*avx_div<mode>3): Likewise.
780 (*avx_vmdiv<mode>3): Likewise.
781 (avx_rcpv8sf2): Likewise.
782 (*avx_vmrcpv4sf2): Likewise.
783 (sqrtv8sf2): Likewise.
784 (avx_sqrtv8sf2): Likewise.
785 (*avx_vmsqrt<mode>2): Likewise.
786 (rsqrtv8sf2): Likewise.
787 (avx_rsqrtv8sf2): Likewise.
788 (*avx_vmrsqrtv4sf2): Likewise.
789 (<code><mode>3): Likewise.
790 (*avx_<code><mode>3_finite): Likewise.
791 (*avx_<code><mode>3): Likewise.
792 (*avx_vm<code><mode>3): Likewise.
793 (*avx_ieee_smin<mode>3): Likewise.
794 (*avx_ieee_smax<mode>3): Likewise.
795 (avx_addsubv8sf3): Likewise.
796 (avx_addsubv4df3): Likewise.
797 (*avx_addsubv4sf3): Likewise.
798 (*avx_addsubv2df3): Likewise.
799 (avx_h<plusminus_insn>v4df3): Likewise.
800 (avx_h<plusminus_insn>v8sf3): Likewise.
801 (*avx_h<plusminus_insn>v4sf3): Likewise.
802 (*avx_h<plusminus_insn>v2df3): Likewise.
803 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
804 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
805 (*avx_maskcmp<mode>3): Likewise.
806 (avx_nand<mode>3): Likewise.
807 (*avx_<code><mode>3): Likewise.
808 (*avx_nand<mode>3): Likewise.
809 (*avx_<code><mode>3): Likewise.
810 (*avx_cvtsi2ss): Likewise.
811 (*avx_cvtsi2ssq): Likewise.
812 (*avx_cvtsi2sd): Likewise.
813 (*avx_cvtsi2sdq): Likewise.
814 (*avx_cvtsd2ss): Likewise.
815 (avx_cvtss2sd): Likewise.
816 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
817 (avx_cvtps2dq<avxmodesuffix>): Likewise.
818 (avx_cvttps2dq<avxmodesuffix>): Likewise.
819 (*avx_cvtsi2sd): Likewise.
820 (*avx_cvtsi2sdq): Likewise.
821 (avx_cvtdq2pd256): Likewise.
822 (avx_cvtpd2dq256): Likewise.
823 (avx_cvttpd2dq256): Likewise.
824 (*avx_cvtsd2ss): Likewise.
825 (*avx_cvtss2sd): Likewise.
826 (avx_cvtpd2ps256): Likewise.
827 (avx_cvtps2pd256): Likewise.
828 (*avx_movhlps): Likewise.
829 (*avx_movlhps): Likewise.
830 (avx_unpckhps256): Likewise.
831 (*avx_unpckhps): Likewise.
832 (avx_unpcklps256): Likewise.
833 (*avx_unpcklps): Likewise.
834 (avx_movshdup256): Likewise.
835 (avx_movsldup256): Likewise.
836 (avx_shufps256): Likewise.
837 (avx_shufps256_1): Likewise.
838 (*avx_shufps_<mode>): Likewise.
839 (*avx_loadhps): Likewise.
840 (*avx_storelps): Likewise.
841 (*avx_loadlps): Likewise.
842 (*avx_movss): Likewise.
843 (*vec_dupv4sf_avx): Likewise.
844 (*vec_concatv2sf_avx): Likewise.
845 (*vec_concatv4sf_avx): Likewise.
846 (*vec_setv4sf_0_avx): Likewise.
847 (*vec_setv4sf_avx): Likewise.
848 (*avx_insertps): Likewise.
849 (avx_vextractf128<mode>): Likewise.
850 (vec_extract_lo_<mode>): Likewise.
851 (vec_extract_hi_<mode>): Likewise.
852 (vec_extract_lo_<mode>): Likewise.
853 (vec_extract_hi_<mode>): Likewise.
854 (vec_extract_lo_v16hi): Likewise.
855 (vec_extract_hi_v16hi): Likewise.
856 (vec_extract_lo_v32qi): Likewise.
857 (vec_extract_hi_v32qi): Likewise.
858 (avx_unpckhpd256): Likewise.
859 (*avx_unpckhpd): Likewise.
860 (avx_movddup256): Likewise.
861 (*avx_movddup): Likewise.
862 (avx_unpcklpd256): Likewise.
863 (*avx_unpcklpd): Likewise.
864 (avx_shufpd256): Likewise.
865 (avx_shufpd256_1): Likewise.
866 (*avx_punpckhqdq): Likewise.
867 (*avx_punpcklqdq): Likewise.
868 (*avx_shufpd_<mode>): Likewise.
869 (*avx_storehpd): Likewise.
870 (*avx_loadhpd): Likewise.
871 (*avx_loadlpd): Likewise.
872 (*avx_movsd): Likewise.
873 (*vec_concatv2df_avx): Likewise.
874 (*avx_<plusminus_insn><mode>3): Likewise.
875 (*avx_<plusminus_insn><mode>3): Likewise.
876 (*avx_mulv8hi3): Likewise.
877 (*avxv8hi3_highpart): Likewise.
878 (*avx_umulv8hi3_highpart): Likewise.
879 (*avx_umulv2siv2di3): Likewise.
880 (*avx_mulv2siv2di3): Likewise.
881 (*avx_pmaddwd): Likewise.
882 (*avx_mulv4si3): Likewise.
883 (*avx_ashr<mode>3): Likewise.
884 (*avx_lshr<mode>3): Likewise.
885 (*avx_ashl<mode>3): Likewise.
886 (*avx_<code><mode>3): Likewise.
887 (*avx_eq<mode>3): Likewise.
888 (*avx_gt<mode>3): Likewise.
889 (*avx_nand<mode>3): Likewise.
890 (*avx_nand<mode>3): Likewise.
891 (*avx_<code><mode>3): Likewise.
892 (*avx_<code><mode>3): Likewise.
893 (*avx_packsswb): Likewise.
894 (*avx_packssdw): Likewise.
895 (*avx_packuswb): Likewise.
896 (*avx_punpckhbw): Likewise.
897 (*avx_punpcklbw): Likewise.
898 (*avx_punpckhwd): Likewise.
899 (*avx_punpcklwd): Likewise.
900 (*avx_punpckhdq): Likewise.
901 (*avx_punpckldq): Likewise.
902 (*avx_pinsr<avxmodesuffixs>): Likewise.
903 (*avx_pinsrq): Likewise.
904 (*avx_loadld): Likewise.
905 (*vec_extractv2di_1_rex64_avx): Likewise.
906 (*vec_extractv2di_1_avx): Likewise.
907 (*vec_dupv2di_avx): Likewise.
908 (*vec_concatv2si_avx): Likewise.
909 (*vec_concatv4si_1_avx): Likewise.
910 (*vec_concatv2di_avx): Likewise.
911 (*vec_concatv2di_rex64_avx): Likewise.
912 (*avx_uavgv16qi3): Likewise.
913 (*avx_uavgv8hi3): Likewise.
914 (*avx_psadbw): Likewise.
915 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
916 (*avx_phaddwv8hi3): Likewise.
917 (*avx_phadddv4si3): Likewise.
918 (*avx_phaddswv8hi3): Likewise.
919 (*avx_phsubwv8hi3): Likewise.
920 (*avx_phsubdv4si3): Likewise.
921 (*avx_phsubswv8hi3): Likewise.
922 (*avx_pmaddubsw128): Likewise.
923 (*avx_pmulhrswv8hi3): Likewise.
924 (*avx_pshufbv16qi3): Likewise.
925 (*avx_psign<mode>3): Likewise.
926 (*avx_palignrti): Likewise.
927 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
928 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
929 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
930 (*avx_mpsadbw): Likewise.
931 (*avx_packusdw): Likewise.
932 (*avx_pblendvb): Likewise.
933 (*avx_pblendw): Likewise.
934 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
935 (avx_ptest256): Likewise.
936 (avx_roundp<avxmodesuffixf2c>256): Likewise.
937 (*avx_rounds<ssemodesuffixf2c>): Likewise.
938 (*avx_aesenc): Likewise.
939 (*avx_aesenclast): Likewise.
940 (*avx_aesdec): Likewise.
941 (*avx_aesdeclast): Likewise.
942 (avx_vzeroupper): Likewise.
943 (avx_vzeroupper_rex64): Likewise.
944 (avx_vpermil<mode>): Likewise.
945 (avx_vpermilvar<mode>3): Likewise.
946 (avx_vpermil2<mode>3): Likewise.
947 (avx_vperm2f128<mode>3): Likewise.
948 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
949 (avx_vbroadcastss256): Likewise.
950 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
951 (avx_vinsertf128<mode>): Likewise.
952 (vec_set_lo_<mode>): Likewise.
953 (vec_set_hi_<mode>): Likewise.
954 (vec_set_lo_<mode>): Likewise.
955 (vec_set_hi_<mode>): Likewise.
956 (vec_set_lo_v16hi): Likewise.
957 (vec_set_hi_v16hi): Likewise.
958 (vec_set_lo_v32qi): Likewise.
959 (vec_set_hi_v32qi): Likewise.
960 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
961 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
962 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
963 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
964 (vec_init<mode>): Likewise.
965 (*vec_concat<mode>_avx): Likewise.
966 (blendbits): Support V8SF and V4DF.
967 (sse2_movq128): Support AVX.
968 (<sse>_movnt<mode>): Likewise.
969 (sse2_movntv2di): Likewise.
970 (sse_rcpv4sf2): Likewise.
971 (sse_sqrtv4sf2): Likewise.
972 (sse_rsqrtv4sf2): Likewise.
973 (<sse>_comi): Likewise.
974 (<sse>_ucomi): Likewise.
975 (sse_cvtss2si): Likewise.
976 (sse_cvtss2si_2): Likewise.
977 (sse_cvtss2siq): Likewise.
978 (sse_cvtss2siq_2): Likewise.
979 (sse_cvttss2si): Likewise.
980 (sse_cvttss2siq): Likewise.
981 (sse2_cvtsd2si): Likewise.
982 (sse2_cvtsd2si_2): Likewise.
983 (sse2_cvtsd2siq): Likewise.
984 (sse2_cvtsd2siq_2): Likewise.
985 (sse2_cvttsd2si): Likewise.
986 (sse2_cvttsd2siq): Likewise.
987 (sse2_cvtdq2pd): Likewise.
988 (*sse2_cvtpd2dq): Likewise.
989 (*sse2_cvttpd2dq): Likewise.
990 (*sse2_cvtpd2ps): Likewise.
991 (sse2_cvtps2pd): Likewise.
992 (sse3_movshdup): Likewise.
993 (sse3_movsldup): Likewise.
994 (sse_storehps): Likewise.
995 (*sse4_1_extractps): Likewise.
996 (sse2_storelpd): Likewise.
997 (vec_dupv2df_sse3): Likewise.
998 (*vec_concatv2df_sse3): Likewise.
999 (*sse4_1_pextrb): Likewise.
1000 (*sse4_1_pextrb_memory): Likewise.
1001 (*sse2_pextrw): Likewise.
1002 (*sse4_1_pextrw_memory): Likewise.
1003 (*sse4_1_pextrd): Likewise.
1004 (*sse4_1_pextrq): Likewise.
1005 (sse2_pshufd_1): Likewise.
1006 (sse2_pshuflw_1): Likewise.
1007 (sse2_pshufhw_1): Likewise.
1008 (*sse2_storeq_rex64): Likewise.
1009 (*vec_dupv4si): Likewise.
1010 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
1011 (sse2_pmovmskb): Likewise.
1012 (*sse2_maskmovdqu): Likewise.
1013 (*sse2_maskmovdqu_rex64): Likewise.
1014 (sse_ldmxcsr): Likewise.
1015 (sse_stmxcsr): Likewise.
1016 (abs<mode>2): Likewise.
1017 (sse4_1_movntdqa): Likewise.
1018 (sse4_1_phminposuw): Likewise.
1019 (sse4_1_extendv8qiv8hi2): Likewise.
1020 (*sse4_1_extendv8qiv8hi2): Likewise.
1021 (sse4_1_extendv4qiv4si2): Likewise.
1022 (*sse4_1_extendv4qiv4si2): Likewise.
1023 (sse4_1_extendv2qiv2di2): Likewise.
1024 (*sse4_1_extendv2qiv2di2): Likewise.
1025 (sse4_1_extendv4hiv4si2): Likewise.
1026 (*sse4_1_extendv4hiv4si2): Likewise.
1027 (sse4_1_extendv2hiv2di2): Likewise.
1028 (*sse4_1_extendv2hiv2di2): Likewise.
1029 (sse4_1_extendv2siv2di2): Likewise.
1030 (*sse4_1_extendv2siv2di2): Likewise.
1031 (sse4_1_zero_extendv8qiv8hi2): Likewise.
1032 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
1033 (sse4_1_zero_extendv4qiv4si2): Likewise.
1034 (*sse4_1_zero_extendv4qiv4si2): Likewise.
1035 (sse4_1_zero_extendv2qiv2di2): Likewise.
1036 (*sse4_1_zero_extendv2qiv2di2): Likewise.
1037 (sse4_1_zero_extendv4hiv4si2): Likewise.
1038 (*sse4_1_zero_extendv4hiv4si2): Likewise.
1039 (sse4_1_zero_extendv2hiv2di2): Likewise.
1040 (*sse4_1_zero_extendv2hiv2di2): Likewise.
1041 (sse4_1_zero_extendv2siv2di2): Likewise.
1042 (*sse4_1_zero_extendv2siv2di2): Likewise.
1043 (sse4_1_ptest): Likewise.
1044 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
1045 (sse4_2_pcmpestri): Likewise.
1046 (sse4_2_pcmpestrm): Likewise.
1047 (sse4_2_pcmpistri): Likewise.
1048 (sse4_2_pcmpistrm): Likewise.
1050 (aeskeygenassist): Likewise.
1052 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
1054 * config/i386/predicates.md (vzeroall_operation): New.
1056 * config/i386/sse.md (avx_vzeroall): New.
1057 (*avx_vzeroall): Likewise.
1059 2008-08-28 Paul Brook <paul@codesourcery.com>
1060 Mark Shinwell <shinwell@codesourcery.com>
1061 Richard Earnshaw <richard.earnshaw@arm.com>
1063 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
1064 (TARGET_MIN_ANCHOR_OFFSET): New.
1065 (arm_override_options): Set correct anchor ranges for Thumb-1
1066 and Thumb-2 if required.
1067 (legitimize_pic_address): Handle case involving a TLS symbol
1068 reference with an addend.
1069 (arm_optimization_options): Enable section anchors at -O1 and
1071 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
1072 * config/arm/arm-protos.h (arm_optimization_options): New.
1074 2008-08-28 Nick Clifton <nickc@redhat.com>
1076 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
1077 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
1080 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
1081 * config/v850/v850.md (return): Remove frame size restriction.
1083 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
1085 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
1087 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
1089 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
1091 2008-08-28 Paul Brook <paul@codesourcery.com>
1093 * config/arm/vfp11.md: Update license notice.
1094 * config/arm/cortex-r4.md: Ditto.
1096 2008-08-28 Richard Guenther <rguenther@suse.de>
1098 PR tree-optimization/37207
1099 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
1102 2008-08-28 Dodji Seketeli <dodji@redhat.com>
1105 * tree.c (int_fits_type_p): Don't forget unsigned integers
1106 of type sizetype which higher end word equals -1.
1108 2008-08-28 Ira Rosen <irar@il.ibm.com>
1110 * target.h (struct vectorize): Add new target builtin.
1111 * tree-vectorizer.c (destroy_loop_vec_info): Call
1112 vect_free_slp_instance instead of vect_free_slp_node.
1113 * tree-vectorizer.h (enum slp_load_perm_type): New.
1114 (struct _slp_instance): Add new fields.
1115 (SLP_INSTANCE_LOAD_PERMUTATION): New.
1116 (SLP_INSTANCE_LOADS): New.
1117 (vect_free_slp_tree): Remove.
1118 (vect_free_slp_instance): Declare.
1119 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
1120 (vectorizable_load): Add argument.
1121 (vect_transform_slp_perm_load): New.
1122 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
1124 (vect_get_place_in_interleaving_chain): New function.
1125 (vect_free_slp_tree): Make static.
1126 (vect_free_slp_instance): New function.
1127 (vect_build_slp_tree): Add new arguments. Allow load permutations and
1128 collect the load location in the interleaving chain.
1129 (vect_supported_slp_permutation_p): New function.
1130 (vect_supported_load_permutation_p): Likewise.
1131 (vect_analyze_slp_instance): In case of loads permutation, call
1132 vect_supported_load_permutation_p to check that the permutation is
1134 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
1135 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
1136 (vect_create_mask_and_perm): New function.
1137 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
1138 (vectorizable_load): Add an argument. Don't keep the created vectors
1139 statements in the node if permutation is required. Call
1140 vect_transform_slp_perm_load to generate the permutation.
1141 (vect_transform_stmt): Add new argument. Call vectorizable_load with
1142 additional argument.
1143 (vect_schedule_slp_instance): In case of loads permutation, allocate
1144 vectorized statements structure for all the related SLP nodes. Call
1145 vect_transform_stmt with addditional argument.
1146 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
1147 * config/spu/spu.c (spu_builtin_vec_perm): New.
1148 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
1149 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
1150 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
1151 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
1153 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
1155 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
1156 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
1157 __gthread_cond_signal, __gthread_cond_timedwait,
1158 __gthread_cond_timedwait_recursive): New functions.
1159 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
1161 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
1164 2008-08-28 Richard Guenther <rguenther@suse.de>
1167 * fold-const.c (maybe_canonicalize_comparison_1): Require
1168 undefined overflow only for canonicalizing A +- CST cmp CST.
1169 Make sure to not generate new constants that are not inside
1170 their TYPE_MIN/MAX_VALUE range.
1171 (maybe_canonicalize_comparison): Remove undefined overflow
1173 (fold_binary): Remove now duplicate folding.
1175 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
1177 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
1178 use not updated in the last change.
1180 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
1182 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
1183 (IRA_COVER_CLASSES): Add FPUL_REGS.
1185 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1188 * c-common.c (conversion_warning): Check for null operands.
1190 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1193 * c-decl.c (check_for_loop_decls): Improve error message. Give
1196 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1199 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
1200 (convert_for_assignment): Pass corrent OPT_W* parameter to
1201 WARN_FOR_ASSIGNMENT.
1203 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
1206 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
1208 2008-08-27 Paul Brook <paul@codesourcery.com>
1210 * config.gcc: Loosen checks for arm uclinux eabi targets.
1212 2008-08-27 Paul Brook <paul@codesourcery.com>
1214 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
1216 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1218 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
1220 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
1221 the enumerators of an ENUMERAL_TYPE.
1222 * dbxout.c (dbxout_type): Ditto.
1224 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
1227 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
1228 (fwprop_addr): Check that the loop_father is not the outer loop.
1230 2008-08-26 Paul Brook <paul@codesourcery.com>
1232 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
1233 Remove documentation entry for fmul type.
1234 Use fmuls to annotate single-precision multiplication patterns,
1235 fmuld to annotate double-precision multiplication patterns,
1236 fmacs to annotate single-precision multiply-accumulate patterns
1237 and fmacd to annotate double-precision multiply-accumulate patterns.
1238 * config/arm/vfp11.md: Update reservations accordingly.
1239 * config/arm/arm.md: Note that certain values of the "type"
1240 attribute are documented in vfp.md.
1241 * config/arm/arm1020e.md: Remove out of date duplicate comment.
1242 (v10_cvt): Use new fmul types.
1244 2008-08-26 Paul Brook <paul@codesourcery.com>
1246 * config/arm/vfp.md: Move pipeline description for VFP11 to...
1247 * config/arm/vfp11.md: ...here. New.
1248 * config/arm/arm.md: Include vfp11.md.
1250 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
1252 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
1253 parameter to inform call.
1255 2008-08-26 Jeff Law <law@redhat.com>
1257 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
1258 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
1259 preferred class when copying a constant into a partial word register.
1261 2008-08-26 Ben Elliston <bje@au.ibm.com>
1263 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
1264 * cp/typeck.c: Likewise.
1265 * cp/tree.c: Likewise.
1266 * gimple-low.c: Likewise.
1269 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
1271 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
1272 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
1274 * doc/passes.texi: Describe IRA.
1276 * doc/tm.texi (IRA_COVER_CLASSES,
1277 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
1279 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
1280 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
1281 -fira-propagate-cost, -fno-ira-share-save-slots,
1282 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
1284 * flags.h (ira_algorithm): New enumeration.
1285 (flag_ira_algorithm, flag_ira_verbose): New external variable
1288 * postreload.c (gate_handle_postreload): Don't do post reload
1289 optimizations unless the reload is completed.
1291 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
1294 * tree-pass.h (pass_ira): New external variable declaration.
1296 * reload.h: Add 2008 to the Copyright.
1298 * cfgloopanal.c: Include params.h.
1299 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
1302 * params.h (IRA_MAX_LOOPS_NUM): New macro.
1304 * toplev.c (ira.h): New include.
1305 (flag_ira_algorithm, flag_ira_verbose): New external variables.
1306 (backend_init_target): Call ira_init.
1307 (backend_init): Call ira_init_once.
1308 (finalize): Call finish_ira_once.
1310 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
1311 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
1314 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
1315 may_move_out_cost): New external variable declarations.
1316 (move_table): New typedef.
1318 * caller-save.c: Include headers output.h and ira.h.
1319 (no_caller_save_reg_set): New global variable.
1320 (save_slots_num, save_slots): New variables.
1321 (reg_save_code, reg_restore_code, add_stored_regs): Add
1323 (init_caller_save): Set up no_caller_save_reg_set.
1324 (init_save_areas): Reset save_slots_num.
1325 (saved_hard_reg): New structure.
1326 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
1327 (initiate_saved_hard_regs, new_saved_hard_reg,
1328 finish_saved_hard_regs, saved_hard_reg_compare_func): New
1330 (setup_save_areas): Add code for sharing stack slots.
1331 (all_blocks): New variable.
1332 (save_call_clobbered_regs): Process pseudo-register too.
1333 (mark_set_regs): Process pseudo-register too.
1334 (insert_one_insn): Put the insn after bb note in a empty basic
1335 block. Add insn check.
1337 * global.c (eliminable_regset): Make it external.
1338 (mark_elimination): Use DF_LR_IN for IRA.
1339 (pseudo_for_reload_consideration_p): New.
1340 (build_insn_chain): Make it external. Don't ignore spilled
1341 pseudos for IRA. Use pseudo_for_reload_consideration_p.
1342 (gate_handle_global_alloc): New function.
1343 (pass_global_alloc): Add the gate function.
1345 * opts.c (decode_options): Set up flag_ira. Print the warning for
1347 (common_handle_option): Process -fira-algorithm and -fira-verbose.
1349 * timevar.def (TV_IRA, TV_RELOAD): New passes.
1351 * regmove.c (regmove_optimize): Don't do replacement of output for
1354 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
1355 New external variable declarations.
1357 * local-alloc.c (update_equiv_regs): Make it external. Return
1358 true if jump label rebuilding should be done. Rescan new_insn for
1360 (gate_handle_local_alloc): New function.
1361 (pass_local_alloc): Add the gate function.
1363 * alias.c (value_addr_p, stack_addr_p): New functions.
1364 (nonoverlapping_memrefs_p): Use them for IRA.
1366 * common.opt (fira, fira-algorithm, fira-coalesce,
1367 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
1368 fira-verbose): New options.
1370 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
1371 move_cost, may_move_in_cost, may_move_out_cost): Make the
1373 (move_table): Remove typedef.
1374 (init_move_cost): Make it external.
1375 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
1378 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
1379 setup_reg_classes): New function prototypes.
1380 (eliminable_regset): New external variable declaration.
1381 (build_insn_chain, update_equiv_regs): New function prototypes.
1383 * Makefile.in (IRA_INT_H): New definition.
1384 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
1385 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
1386 (reload1.o, toplev.o): Add dependence on ira.h.
1387 (cfgloopanal.o): Add PARAMS_H.
1388 (caller-save.o): Add dependence on output.h and ira.h.
1389 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
1390 ira-emit.o, ira-lives.o): New entries.
1392 * passes.c (pass_ira): New pass.
1394 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
1396 * reload1.c (ira.h): Include the header.
1397 (changed_allocation_pseudos): New bitmap.
1398 (init_reload): Initiate the bitmap.
1399 (compute_use_by_pseudos): Permits spilled registers in FROM.
1400 (temp_pseudo_reg_arr): New variable.
1401 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
1402 IRA. Call alter_reg with the additional parameter. Don't clear
1403 spilled_pseudos for IRA. Restore original insn chain for IRA.
1404 Clear changed_allocation_pseudos at the end of reload.
1405 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
1406 (hard_regno_to_pseudo_regno): New variable.
1407 (count_pseudo): Check spilled pseudos. Set up
1408 hard_regno_to_pseudo_regno.
1409 (count_spilled_pseudo): Check spilled pseudos. Update
1410 hard_regno_to_pseudo_regno.
1411 (find_reg): Use better_spill_reload_regno_p. Check
1412 hard_regno_to_pseudo_regno.
1413 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
1415 (eliminate_regs_1): Use additional parameter for alter_reg.
1416 (finish_spills): Set up pseudo_previous_regs only for spilled
1417 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
1418 more arguments. Don't clear live_throughout and dead_or_set for
1419 spilled pseudos. Use additional parameter for alter_reg. Call
1420 mark_allocation_change. Set up changed_allocation_pseudos.
1421 Remove sanity check.
1422 (emit_input_reload_insns, delete_output_reload): Use additional
1423 parameter for alter_reg. Call mark_allocation_change.
1424 (substitute, gen_reload_chain_without_interm_reg_p): New
1426 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
1428 * testsuite/gcc.dg/20080410-1.c: New file.
1430 * config/s390/s390.h (IRA_COVER_CLASSES,
1431 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
1433 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
1435 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
1437 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
1439 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
1441 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
1443 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
1445 2008-08-24 Jeff Law <law@redhat.com>
1446 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
1447 when ignoring unavailable registers.
1449 2008-08-24 Jeff Law <law@redhat.com>
1450 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
1451 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
1452 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
1453 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
1455 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
1456 * ira-build.c (allocno_range_compare_func): Stabilize sort.
1458 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
1459 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
1460 * reload1.c (find_reg): Process registers in register allocation order.
1462 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
1463 * toplev.c (backend_init_target): Move ira_init call from
1465 (lang_dependent_init_target): ...to here.
1467 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
1468 * ira.c (setup_class_subset_and_memory_move_costs): Don't
1469 calculate memory move costs for NO_REGS.
1471 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
1472 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
1473 STACK_REGS is defined.
1475 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1476 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
1478 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
1479 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
1481 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
1482 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
1483 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
1486 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
1487 Dorit Nuzman <dorit@il.ibm.com>
1489 * gcc/config/spu/spu.md (vec_extract_evenv4si,
1490 vec_extract_evenv4sf, vec_extract_evenv8hi,
1491 vec_extract_evenv16qi, vec_extract_oddv4si,
1492 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
1493 vec_interleave_highv4sf, vec_interleave_lowv4sf,
1494 vec_interleave_highv4si, vec_interleave_lowv4si,
1495 vec_interleave_highv8hi, vec_interleave_lowv8hi,
1496 vec_interleave_highv16qi, vec_interleave_lowv16qi,
1497 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
1499 2008-08-25 Janis Johnson <janis187@us.ibm.com>
1502 * config/rs6000/rs6000.c (optimization_options): Don't default to
1503 section anchors without toplevel reorder.
1505 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1507 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
1508 (mfc_end_critical_section): Likewise.
1510 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1512 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
1513 all type qualifiers from element type to vector type.
1515 2008-08-25 David Daney <ddaney@avtrex.com>
1517 * config/mips/mips.md (immediate_insn): Move up in file, fix
1518 comment typo, reformat.
1519 (fetchop_bit, atomic_hiqi_op memory_barrier,
1520 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
1521 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
1522 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
1523 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
1524 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
1525 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
1526 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
1527 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
1528 sync_old_nand<mode>, sync_new_nand<mode>,
1529 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
1530 test_and_set_12): Moved to sync.md.
1532 * config/mips/sync.md: New file.
1534 2008-08-25 Richard Henderson <rth@redhat.com>
1536 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
1537 (regsave): Likewise.
1538 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
1539 (output_cfi_directive): Likewise.
1540 (div_data_align): New.
1541 (output_cfi): Use it.
1543 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
1545 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
1546 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
1547 (TARGET_OCTEON): New macro.
1548 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
1549 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
1550 (ISA_HAS_POP): New macro.
1551 * config/mips/driver-native.c (host_detect_local_cpu): Handle
1553 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1555 * config/mips/mips.md (cpu): Add octeon.
1556 (type): Add pop attribute value.
1557 (popcount<mode>2): New pattern.
1558 * doc/invoke.texi (-march=@var{arch}): Add octeon.
1560 2008-08-24 Jan Hubicka <jh@suse.cz>
1562 * doc/invoke.texi (-fipa-cp-clone): New option.
1563 (-fipa-cp): Update docs.
1564 (--param ipcp-unit-growth):New.
1565 * ipa-cp.c: Include fibheap.h, params.h
1566 (ipcp_initialize_node_lattices): When not cloning, all externally
1567 visible functions are bottom.
1568 (ipcp_need_redirect_p): Accept clones.
1569 (ipcp_insert_stage): Use cost driven heuristics.
1570 (max_count, dead_nodes): New static vars.
1571 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
1572 ipcp_const_param_count): New functions.
1573 * common.opt (ipa-cp-clone): New command line option.
1574 * params.def (ipcp-unit-growth): New.
1576 2008-08-24 Jan Hubicka <jh@suse.cz>
1578 * tree-inline.c (tree_function_versioning): Look harder
1579 for referenced vars.
1581 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
1583 PR tree-optimization/37185
1584 * matrix-reorg.c (transform_access_sites): Update changed stmt.
1586 2008-08-23 Jan Hubicka <jh@suse.cz>
1588 * ipa-cp.c (ipcp_analyze_node): New function.
1589 (ipcp_update_cloned_node): Use it.
1590 (ipcp_init_stage): Likewise.
1591 * ipa-inline.c (function_insertion_hook_holder): New static var.
1592 (analyze_function): Break out from ....
1593 (inline_generate_summary): Here; register insertion hook.
1594 (cgraph_decide_inlining): Remove hook.
1595 (add_new_function): New function.
1597 2008-08-23 Jan Hubicka <jh@suse.cz>
1599 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
1601 2008-08-23 Jan Hubicka <jh@suse.cz>
1603 * ipa-cp.c (constant_val_insert): Remove.
1604 (ipcp_propagate_one_const): Remove.
1605 (ipcp_create_replace_map): Always insert replacements to the map.
1606 (ipcp_insert_stage): Do not try to insert statements by hand.
1607 * tree-inline.c (insert_init_stmt): Break out from ...
1608 (setup_one_parameter): ... here; allow NULL BB pointer.
1609 (tree_function_versioning): Use setup_one_parameter to process
1612 2008-08-23 Jan Hubicka <jh@suse.cz>
1614 * tree.c (decl_address_ip_invariant_p): New function.
1615 * tree.h (decl_address_ip_invariant_p): Declare.
1616 * gimple.c (strip_invariant_refs): Break out from ...
1617 (is_gimple_invariant_address): ... here
1618 (is_gimple_ip_invariant_address): New function.
1619 (is_gimple_ip_invariant): New function.
1620 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
1623 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
1624 (ipcp_lat_is_insertable): All constants are insertable.
1625 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
1626 IPA_CONST_VALUE_REF.
1627 (ipcp_initialize_node_lattices): Propagate all types of operands.
1628 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
1629 (ipcp_create_replace_map): Reformat.
1630 (ipcp_need_redirect_p): Simplify.
1631 (ipcp_insert_stage): Check that argument is used before clonning.
1632 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
1633 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
1634 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
1635 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
1636 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
1637 (jump_func_type): Remove IPA_CONST_VALUE_REF.
1638 * tree-inline.c (tree_function_versioning): Add variables referenced by
1641 2008-08-23 Jan Hubicka <jh@suse.cz>
1644 * i386.c (standard_80387_constant_p): Use optimize_size.
1646 2008-08-23 Ira Rosen <irar@il.ibm.com>
1648 PR tree-optimization/37161
1649 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
1650 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
1651 (vect_determine_vectorization_factor): Move the scalar type
1652 retrieval to vect_get_smallest_scalar_type.
1653 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
1654 scalar type. Remove redundant computation.
1655 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
1656 (vect_get_slp_defs): Take the type of RHS into account if
1657 necessary by calling vect_get_smallest_scalar_type. Call
1658 vect_get_constant_vectors with additional argument.
1660 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1663 * doc/invoke.texi (Wwrite-strings): Clarify description.
1665 2008-08-23 Ira Rosen <irar@il.ibm.com>
1667 PR tree-optimization/37174
1668 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
1669 def stmt is a part of the loop before accessing its stmt_vec_info.
1671 2008-08-22 Anatoly Sokolov <aesok@post.ru>
1674 * config/avr/avr.md (UNSPEC_SWAP): New constants.
1675 (*swap): New insn pattern.
1676 (*ashlqi3): Rename from ashlqi3 insn pattern.
1677 (ashlqi3): New expanders.
1678 (*lshrqi3): Rename from lshrqi3 insn pattern.
1679 (lshrqi3): New expanders.
1680 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
1681 lshrqi3_const5, lshrqi3_const6): New splitters.
1682 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
1683 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
1686 2008-08-22 Richard Guenther <rguenther@suse.de>
1688 PR tree-optimization/37078
1689 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
1690 [+INF, +INF] ranges.
1692 2008-08-22 Richard Guenther <rguenther@suse.de>
1694 PR tree-optimization/37143
1695 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
1696 a conversion statement instead of a copy.
1698 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
1701 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
1702 CCCmode, CCOmode and CCSmode destination modes.
1705 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
1706 from different units in a single alternative.
1707 (*vec_extractv2sf_1): Ditto.
1708 (*vec_extractv2si_0): Ditto.
1709 (*vec_extractv2si_1): Ditto.
1710 * config/i386/sse.md (sse2_storehpd): Ditto.
1711 (sse2_storelpd): Ditto.
1712 (sse2_loadhpd): Ditto.
1713 (sse2_loadlpd): Ditto.
1716 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
1717 (popcountsi2): Ditto.
1718 (clzdi2_abm): Ditto.
1719 (popcountdi2): Ditto.
1720 (clzhi2_abm): Ditto.
1721 (popcounthi2): Ditto.
1723 2008-08-22 Richard Guenther <rguenther@suse.de>
1727 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
1728 if the multiplication does not overflow.
1730 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
1732 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
1734 2008-08-21 Richard Henderson <rth@redhat.com>
1736 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
1737 spurrious comma from test.
1738 * configure: Rebuild.
1740 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1743 * builtins.c (fold_builtin_next_arg): Add warning about undefined
1746 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
1748 * c-tree.h (grokfield): New argument.
1749 * c-decl.c (grokfield): Handle new location argument.
1750 * c-parser.c (c_parser_struct_declaration): Pass location to
1753 2008-08-21 Richard Guenther <rguenther@suse.de>
1755 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
1757 2008-08-21 Jan Hubicka <jh@suse.cz>
1759 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
1760 (cgraph_add_function_insertion_hook,
1761 cgraph_remove_function_insertion_hook,
1762 cgraph_call_function_insertion_hooks): New functions.
1763 * cgraph.h (cgraph_add_function_insertion_hook,
1764 cgraph_remove_function_insertion_hook,
1765 cgraph_call_function_insertion_hooks): Declare.
1766 * ipa-reference.c (function_insertion_hook_holder): New variable.
1767 (check_operand, look_for_address_of): When checking late, do not care
1768 about module bitmaps.
1769 (add_new_function): New function.
1770 (generate_summary): Register hooks; zero module bitmaps.
1771 (propagate): Unregister hooks.
1772 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
1773 (add_new_function): New function.
1774 (generate_summary): Register hook.
1775 (propagate): Remove hook.
1777 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
1779 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
1780 * ipa-cp.c (ipcp_update_cloned_node): New function.
1781 (build_const_val): Handle functions correctly; bring type logic
1782 into sync with tree-inline.c
1783 (ipcp_init_stage): Take care of computing stuff needed by
1784 indirect inlining; update clones.
1785 (ipcp_generate_summary): Break out of ipcp_driver.
1786 (ipcp_driver): Do only execution and transformation.
1787 (pass_ipa_cp): Make IPA_PASS.
1788 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
1790 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
1791 ipcp, some info is already available.
1792 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
1793 * tree-inline.c (remap_ssa_name): Unshare expression.
1795 2008-08-21 Richard Guenther <rguenther@suse.de>
1797 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
1798 a PHI ask VN if it is already available.
1799 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
1800 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
1802 2008-08-21 Richard Guenther <rguenther@suse.de>
1805 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
1806 makes sure to produce a result of the correct type.
1808 2008-08-21 Jan Hubicka <jh@suse.cz>
1809 Backport from LTO branch:
1811 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1812 Jan Hubicka <jh@suse.cz>
1815 (init_state, finish_state, set_function_state, generate_summary):
1817 (scan_stmt): Renamed from scan_function. Changed to keep state in
1818 local static vars rather than cgraph aux field.
1819 (propagate): Renamed from static_execute. Changed to keep state in
1820 local static vars rather than cgraph aux field.
1821 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
1822 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
1824 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1826 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
1827 * ipa-reference.c (init_function_info, generate_summary,
1828 propagate): New functions.
1829 (analyze_function): Call init_function_info.
1830 (static_execute): Stripped into generate_summary and propagate.
1831 (pass_ipa_reference): Made into ipa_opt_pass.
1833 2008-08-21 Richard Guenther <rguenther@suse.de>
1835 PR tree-optimization/37181
1836 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
1838 (extract_range_from_unary_expr): Likewise.
1840 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1842 * diagnostic.c (pedwarn_at): Rename as pedwarn.
1844 * toplev.h (pedwarn_at): Likewise.
1845 * builtins.c: Update all calls to pedwarn.
1846 * c-lex.c: Likewise.
1847 * toplev.c: Likewise.
1848 * c-tree.h: Likewise.
1849 * c-decl.c: Likewise.
1850 * c-errors.c: Likewise.
1851 * c-typeck.c: Likewise.
1852 * c-common.c: Likewise.
1853 * c-parser.c: Likewise.
1855 2008-08-20 Joseph Myers <joseph@codesourcery.com>
1858 * config/sparc/sparc.c (function_arg_slotno): Handle structure
1859 with MODE_VECTOR_INT mode.
1861 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1864 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
1865 initialized outside the current module.
1866 (warn_uninitialized_var): Ignore left-hand side when walking the
1867 trees. Ignore address expressions. Examine VUSE operands in gimple
1868 statements with a variable declaration on the right-hand side.
1870 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
1873 * rtlanal.c (subreg_offset_representable_p): Revert last change.
1875 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1878 * c-common.c (conversion_warning): Do not warn if applying bit-and
1879 operator to unsigned constant that fits in the target type.
1881 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1884 * c-common.c (conversion_warning): Do not warn for artificial
1887 2008-08-20 Richard Guenther <rguenther@suse.de>
1889 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
1890 (extract_range_from_binary_expr): Fall back to constant propagation.
1891 (extract_range_from_unary_expr): Likewise.
1893 2008-08-20 Richard Guenther <rguenther@suse.de>
1895 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
1896 with TREE_THIS_VOLATILE on shared nodes.
1897 (fold_stmt_r): Likewise.
1899 2008-08-20 Jakub Jelinek <jakub@redhat.com>
1902 * c-parser.c (c_parser_attributes): For keywords use canonical
1903 spelling for attr_name.
1905 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1907 * value-prof.c (check_counter): Revert wrong call to error.
1909 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1911 * profile.c: Update calls to inform.
1912 * value-prof.c: Update calls to inform.
1914 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1916 * diagnostic.c (inform): Add an explicit location_t parameter.
1917 * toplev.h (inform): Update declaration.
1918 * builtins.c: Update all calls to inform.
1919 * c-common.c: Likewise.
1920 * c-decl.c: Likewise.
1921 * c-opts.c: Likewise.
1922 * c-pch.c: Likewise.
1923 * c-pragma.c: Likewise.
1924 * c-typeck.c: Likewise.
1925 * coverage.c: Likewise.
1927 * toplev.c: Likewise.
1928 * tree-cfg.c: Likewise.
1929 * tree-ssa.c: Likewise.
1931 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
1934 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
1935 V2DI mode, for SSE4.1, use movq instead of vector set if the
1936 second element is zero and inter-unit moves are OK.
1938 2008-08-20 Richard Guenther <rguenther@suse.de>
1940 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
1941 properly handle conversion/copy chains after tuplification.
1943 2008-08-20 Richard Guenther <rguenther@suse.de>
1945 * passes.c (init_optimization_passes): Move the second
1946 forwprop pass before alias computation. Remove the second
1947 DCE pass. Remove the first dominator and phi copy/const
1950 2008-08-20 Nick Clifton <nickc@redhat.com>
1952 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
1953 support of this feature. Do not assume that a sufficiently new
1954 assembler will support the feature regardless of the target type.
1955 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
1956 * configure: Regenerate.
1958 2008-08-20 Richard Guenther <rguenther@suse.de>
1960 * tree-vrp.c (found_in_subgraph): Remove.
1961 (live): New global static.
1962 (live_on_edge): New function.
1963 (blocks_visited): Remove.
1964 (register_edge_assert_for_2): Use live_on_edge.
1965 (find_conditional_asserts): Remove code dealing with
1966 found_in_subgraph. Do not walk the CFG.
1967 (find_switch_asserts): Likewise.
1968 (find_assert_locations_1): Renamed from find_assert_locations.
1969 Move finding assert locations for conditional and switch
1970 statements first. Update live bitmap. Do not walk the CFG.
1971 (find_assert_locations): New function.
1972 (insert_range_assertions): Remove entry of CFG walk.
1973 Adjust call to find_assert_locations.
1974 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
1975 that only can appear because of fake exit edges but assert we
1976 never try to insert on those.
1977 (fini_pre): Do not remove fake exit edges here...
1978 (execute_pre): ...but here, before committing edge inserts.
1980 2008-08-19 Richard Guenther <rguenther@suse.de>
1982 * passes.c (init_optimization_passes): Exchange store-ccp
1985 2008-08-19 Rafael Espindola <espindola@google.com>
1987 * varasm.c (weak_decls): Move earlier in the file.
1988 (assemble_external): Add weak decls to the weak_decls list.
1989 (declare_weak): Don't add decls to the weak_decls list.
1991 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
1994 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
1995 before (sse2_shufpd_<mode>).
1997 2008-08-19 Jakub Jelinek <jakub@redhat.com>
2000 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
2001 * tree.c (block_nonartificial_location): Likewise.
2003 2008-08-19 Richard Guenther <rguenther@suse.de>
2005 PR tree-optimization/35972
2006 PR tree-optimization/23094
2007 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
2009 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
2010 handle MISALIGNED_INDIRECT_REF.
2011 (get_ref_from_reference_ops): New helper.
2012 (vn_reference_lookup_pieces): Walk the use-def chain using the
2013 alias-oracle if requested.
2014 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
2015 walking the use-def chain.
2016 (compute_avail): But not here.
2017 (create_component_ref_by_pieces_1): Properly handle
2018 MISALIGNED_INDIRECT_REF.
2019 (do_regular_insertion): Handle fully redundant
2020 expressions after PHI-translation also for SSA_NAME values, not
2021 only constants. Correctly use edoubleprime for that.
2023 2008-08-19 Ira Rosen <irar@il.ibm.com>
2025 * tree-vectorizer.c (supportable_widening_operation): Support
2026 multi-step conversion, return the number of steps in such conversion
2027 and the required intermediate types.
2028 (supportable_narrowing_operation): Likewise.
2029 * tree-vectorizer.h (vect_pow2): New function.
2030 (supportable_widening_operation): Change argument types.
2031 (supportable_narrowing_operation): Likewise.
2032 (vectorizable_type_promotion): Add an argument.
2033 (vectorizable_type_demotion): Likewise.
2034 * tree-vect-analyze.c (vect_analyze_operations): Call
2035 vectorizable_type_promotion and vectorizable_type_demotion with
2036 additional argument.
2037 (vect_get_and_check_slp_defs): Detect patterns.
2038 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
2040 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
2041 vect_build_slp_tree with correct arguments. Calculate unrolling factor
2042 according to the smallest type in the loop.
2043 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
2044 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
2045 supportable_widening_operation with correct arguments.
2046 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
2047 operands lists according to the number of vector statements in left
2048 or right node, if exists.
2049 (vect_gen_widened_results_half): Remove unused argument.
2050 (vectorizable_conversion): Call supportable_widening_operation,
2051 supportable_narrowing_operation, and vect_gen_widened_results_half
2052 with correct arguments.
2053 (vectorizable_assignment): Change documentation, support multiple
2055 (vectorizable_operation): Likewise.
2056 (vect_get_loop_based_defs): New function.
2057 (vect_create_vectorized_demotion_stmts): Likewise.
2058 (vectorizable_type_demotion): Support loop-aware SLP and general
2059 multi-step conversion. Call vect_get_loop_based_defs and
2060 vect_create_vectorized_demotion_stmts for transformation.
2061 (vect_create_vectorized_promotion_stmts): New function.
2062 (vectorizable_type_promotion): Support loop-aware SLP and general
2063 multi-step conversion. Call vect_create_vectorized_promotion_stmts
2065 (vectorizable_store): Change documentation, support multiple
2067 (vectorizable_load): Likewise.
2068 (vect_transform_stmt): Pass SLP_NODE to
2069 vectorizable_type_promotion and vectorizable_type_demotion.
2070 (vect_schedule_slp_instance): Move here the calculation of number
2071 of vectorized statements for each node from...
2072 (vect_schedule_slp): ... here.
2073 (vect_transform_loop): Call vect_schedule_slp without the last
2076 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
2079 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
2080 to == in assert statement.
2081 (vectorizable_reduction): Fix typo.
2083 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
2086 * value-prof.c (check_counter): Dereference pointer to overall
2087 count when printing it.
2089 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
2091 * profile.h: Really add it.
2093 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
2095 * mcf.c: Really add it.
2097 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
2098 Vinodha Ramasamy <vinodha@google.com>
2100 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
2102 * value-prof.c (check_counter): Fix the counter if
2103 flag_profile_correction is true.
2104 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2105 tree_mod_subtract_transform):
2106 Follow check_counter parameter change.
2107 * common.opt (fprofile-correction): New option.
2109 * profile.h: Likewise.
2110 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
2111 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
2112 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
2114 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
2115 flag_profile_correction is set.
2117 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
2119 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
2121 2008-08-18 Tomas Bily <tbily@suse.cz>
2123 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
2124 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
2126 * tree-data-ref.c (split_constant_offset_1): Likewise.
2127 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
2128 * tree-sra.c (sra_walk_expr): Likewise.
2129 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
2130 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2131 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
2132 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
2134 * gimple.c (gimple_assign_unary_nop_p): Likewise.
2135 * tree-vect-transform.c (vectorizable_type_demotion)
2136 (vectorizable_type_promotion): Likewise.
2137 * tree-inline.c (expand_call_inline):
2138 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2139 (forward_propagate_addr_expr_1, forward_propagate_comparison)
2140 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2141 * expr.c (expand_expr_real_1): Likewise.
2142 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
2143 (gimple_assign_unary_useless_conversion_p): Likewise.
2144 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2145 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
2146 * fold-const.c (fold_unary): Likewise.
2147 * tree.h (CONVERT_EXPR_P): Likewise.
2148 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
2149 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2151 (register_edge_assert_for_2, extract_range_from_unary_expr)
2152 (register_edge_assert_for_1): Likewise.
2154 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2156 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
2157 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
2158 (enum real_value_const): Delete.
2159 (get_real_const): Delete.
2160 * real.c (get_real_const): Delete.
2161 (dconst_e_ptr): Define.
2162 (dconst_third_ptr): Define.
2163 (dconst_sqrt2_ptr): Define.
2164 * builtins.c: Update all callers.
2166 2008-08-18 Richard Guenther <rguenther@suse.de>
2168 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
2169 statement iterator after statement removal.
2171 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
2173 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
2174 (detect_processor_freebsd): Likewise.
2175 (host_detect_local_cpu): Call newly added functions for FreeBSD.
2177 2008-08-18 Richard Guenther <rguenther@suse.de>
2179 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
2180 and loads have the correct types.
2182 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2185 * c-opts.c (cpp_opts): Remove static.
2186 * c-parser.c (cpp_opts): Declare it extern.
2187 (disable_extension_diagnostics): Handle cpp options.
2188 (enable_extension_diagnostics): Likewise.
2190 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2192 * diagnostics.c (permerror_at): Rename as permerror.
2193 (permerror): Delete.
2194 * toplev.h: Likewise.
2196 2008-08-18 Richard Guenther <rguenther@suse.de>
2198 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
2199 sdse1 and addressables2 passes. Replace dce1 with cddce1.
2200 Move call_cdce before build_alias. Move copyrename2,
2201 cunrolli and ccp2 beafore build_alias. Re-add addressable2
2202 right after final inlining.
2203 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
2204 (pass_build_cfg): But instead via TODO_dump_func.
2206 2008-08-18 Richard Guenther <rguenther@suse.de>
2208 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
2210 (scalarize_init): If we failed to generate some initializers
2211 do not generate zeros for not instantiated members. Instead
2212 rely on the copy out.
2213 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
2214 about missing flow-sensitive alias info only if we have
2217 2008-08-17 Nick Clifton <nickc@redhat.com>
2219 * doc/extend.texi (Function Attributes): Fix typo in description
2220 if hot function attribute.
2222 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
2223 Richard Sandiford <rdsandiford@googlemail.com>
2225 * doc/install.texi (--with-mips-plt): Document.
2226 * doc/invoke.texi (-mplt, -mno-plt): Document.
2227 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
2228 and handle ${with_mips_plt}.
2229 * config/mips/mips.opt (mplt): New option.
2230 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
2231 (TARGET_ABICALLS_PIC2): Likewise.
2232 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
2233 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
2234 (ASM_SPEC): Use !mabi=* instead of !mabi*.
2235 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
2236 to decide whether to output ".option picX" directives.
2237 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
2238 Pass -call_nonpic rather than -KPIC for -mplt.
2239 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
2240 on the command line. Also remove it when -mabi=64 is used without
2242 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
2243 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
2244 TARGET_ABICALLS_PIC0.
2245 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
2247 (mips16_build_function_stub): Only output ".option pic" directives
2248 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
2249 (mips16_build_call_stub): Fix comment and remove redundant
2250 ".set at"/"set .noat" directives.
2251 (mips_function_rodata_section): Use the default behaviour for
2252 TARGET_ABSOLUTE_ABICALLS.
2253 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
2254 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
2255 (mips_restore_gp): Do nothing if the current function doesn't use
2257 (mips_expand_prologue): Only save $gp if the current function uses it.
2258 Use a normal move for TARGET_ABICALLS_PIC0.
2259 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
2261 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
2263 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
2264 of function when handling GLOBAL_POINTER_REGNUM.
2266 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
2269 * common.opt (-fstack-check): Do not declare the variable here.
2270 (-fstack-check=): New option variant.
2271 * doc/invoke.texi (Code Gen Options): Document it.
2272 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
2273 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
2274 (STACK_CHECK_STATIC_BUILTIN): New macro.
2275 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
2276 * opts.c: Include expr.h.
2277 (common_handle_option) <OPT_fold_stack_check_>: New case.
2278 <OPT_fstack_check>: Likewise.
2279 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
2280 consistently in the test for variable-sized types. Adjust for
2281 new behaviour of flag_stack_check.
2282 * explow.c: Include except.h.
2283 (allocate_dynamic_stack_space): Do not take into account
2284 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
2285 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
2286 for variable-sized parameters. Treat all parameters whose size is
2287 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
2288 stack checking is enabled.
2289 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
2290 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
2291 if generic stack checking is enabled.
2292 (expand_function_end): Adjust for new behaviour of flag_stack_check.
2293 * reload1.c (reload): Likewise.
2294 * stmt.c (expand_decl): Assert that all automatic variables have
2295 fixed size at this point and remove dead code.
2296 * flags.h (stack_check_type): New enumeration type.
2297 (flag_stack_check): Declare.
2298 * toplev.c (flag_stack_check): New global variable.
2299 * Makefile.in (opts.o): Add dependency on EXPR_H.
2300 (explow.o): Add dependency on except.h.
2302 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
2304 * config/avr/avr.c (avr_override_options): Reduce value of
2305 PARAM_INLINE_CALL_COST.
2307 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
2309 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
2310 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
2311 lieu of TYPE_MODE (type) throughout.
2313 2008-08-15 Joseph Myers <joseph@codesourcery.com>
2315 * config/arm/arm.c (add_minipool_backward_ref): Check for
2316 8-byte-aligned entries in second case of forcing insertion after a
2317 particular entry. Change third case to avoid inserting
2318 non-8-byte-aligned entries before 8-byte-aligned ones.
2320 2008-08-15 Richard Guenther <rguenther@suse.de>
2322 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
2323 strip components for unknown size accesses.
2325 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
2327 * config/s390/2097.md New file.
2328 * config/s390/s390.md ("z10prop" attribute): Define none,
2329 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
2330 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
2331 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
2332 possible values and apply them to insns as appropriate.
2333 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
2334 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
2335 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
2336 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
2338 ("bfp" mode attribute): Removed. Every occurence replaced
2340 * config/s390/s390.c (struct "z10_cost"): Updated entries.
2341 * config/s390/2084.md (insn_reservation "x_itof"): Updated
2344 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2347 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
2350 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
2352 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
2353 additional argument. Support reduction when duplication is needed due
2354 to data-types of different sizes in the loop.
2355 (get_initial_def_for_induction): Fix printout.
2356 (vect_get_vec_def_for_stmt_copy): Support case where the
2357 vec_stmt_for_operand is a phi node.
2358 (vectorizable_reduction): Support reduction when duplication is needed
2359 due to data-types of different sizes in the loop.
2360 (vectorizable_call): Remove restriction to not vectorize in case we
2361 have data-types of different sizes in the loop.
2362 (vectorizable_conversion): Likewise.
2363 (vectorizable_operation): Likewise.
2364 (vectorizable_type_demotion): Likewise.
2365 (vectorizable_type_promotion): Likewise.
2366 (vectorizable_induction): Add restriction to not vectorize in case
2367 we have data-types of different sizes in the loop.
2369 2008-08-14 Christophe Saout <christophe@saout.de>
2370 Uros Bizjak <ubizjak@gmail.com>
2373 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
2374 (*vec_concatv2di_rex64_sse4_1): Ditto.
2375 (*vec_concatv2di_rex64_sse): Ditto.
2377 2008-08-14 Jakub Jelinek <jakub@redhat.com>
2380 * fold-const.c (fold_widened_comparison): Do not allow
2381 sign changes that change the result even if shorter type
2382 is wider than arg1_unw's type.
2384 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
2386 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
2387 Skip if the multilib testing specifies -march that does not
2388 agree with the one specified in the testcase.
2390 2008-08-13 Joseph Myers <joseph@codesourcery.com>
2392 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
2393 zero extend SImode values being converted to TFmode before passing
2396 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2398 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
2399 __PPU__ when targeting the Cell/B.E. PPU processor.
2401 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
2403 * gimple.h (gimple_call_set_chain): Accept SSA variables.
2404 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
2405 Rematerialize the static chain, if any.
2406 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
2409 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
2411 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
2412 (new_loc_descr): Likewise.
2413 (add_loc_descr): Likewise.
2414 (size_of_loc_descr): Likewise.
2415 (size_of_locs): Likewise.
2416 (output_loc_operands): Likewise.
2417 (output_loc_sequence): Likewise.
2418 (new_reg_loc_descr): New.
2419 (build_cfa_loc): Use it.
2420 (build_cfa_aligned_loc): Likewise.
2421 (one_reg_loc_descriptor): Likewise.
2422 (based_loc_descr): Likewise.
2424 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2427 * doc/invoke.texi (Wmain): Update.
2428 * c-decl.c (start_decl): warn_main is only 0 or 1.
2429 (start_function): Likewise. Fix formatting.
2430 (finish_function): Delete redundant warning.
2431 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
2432 * c-opts (c_common_handle_option): -Wall only has effect if
2433 warn_main is uninitialized. OPT_Wmain is automatically
2434 handled. -pedantic also enables Wmain.
2435 (c_common_post_options): Handle all logic for Wmain here.
2436 * c-common.c (warn_main): Delete.
2437 (check_main_parameter_types): Make pedwarns conditional on
2439 * c-common.h (warn_main): Delete.
2441 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
2444 * expr.c (emit_group_store): Allocate stack temp with the
2445 largest alignment when copying from register to stack.
2447 2008-08-13 Richard Guenther <rguenther@suse.de>
2449 * tree.h (maybe_fold_offset_to_address): Declare.
2450 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
2451 (ccp_fold): Handle pointer conversions the same as fold_stmt.
2452 Likewise for POINTER_PLUS_EXPR.
2453 (maybe_fold_offset_to_reference): Enable disabled code.
2454 (maybe_fold_offset_to_address): New function.
2455 (fold_stmt_r): Use it.
2456 (fold_gimple_assign): Likewise.
2457 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
2458 (gimplify_expr): Likewise.
2460 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2462 * toplev.h (pedwarn_at): Fix declaration.
2464 2008-08-13 Joseph Myers <joseph@codesourcery.com>
2466 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2467 LINK_SPEC): Use %R in -Y P argument.
2469 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2472 * diagnostic.c (pedwarn_at): New.
2473 * toplev.h (pedwarn_at): Declare.
2474 * c-tree.h (build_enumerator): Update declaration.
2475 * c-decl.c (finish_enum): Update comment.
2476 (build_enumerator): Take a location parameter. Give a pedwarn but do
2477 not perform any conversion.
2478 * c-parser.c (c_parser_enum_specifier): Set correct location for
2481 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2484 * c-common.c (conversion_warning): Use a switch. Ignore boolean
2485 expressions except for conversions to signed:1 bitfields. Handle
2486 COND_EXPR with constant operands.
2488 2008-08-13 Richard Guenther <rguenther@suse.de>
2490 PR tree-optimization/15255
2491 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
2492 (struct oecount_s): New struct and VEC types.
2494 (oecount_hash): New function.
2495 (oecount_eq): Likewise.
2496 (oecount_cmp): Likewise.
2497 (zero_one_operation): New function.
2498 (build_and_add_sum): Likewise.
2499 (undistribute_ops_list): Perform un-distribution of multiplication
2500 and division on the chain of summands.
2501 (should_break_up_subtract): Also break up subtracts for factors.
2502 (reassociate_bb): Delete dead visited statements.
2503 Call undistribute_ops_list. Re-sort and optimize if it did something.
2504 * passes.c (init_optimization_passes): Move DSE before
2506 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
2509 2008-08-12 Janis Johnson <janis187@us.ibm.com>
2511 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
2513 * doc/invoke.texi: Revert unintended checkin.
2515 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
2518 * gcc.c (include_spec_function): Tweak call to find_a_file.
2520 2008-08-12 Jakub Jelinek <jakub@redhat.com>
2523 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
2524 and TRUTH_ORIF_EXPR.
2525 * dojump.c (do_jump): Likewise.
2527 PR tree-optimization/37084
2528 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
2529 if id->regimplify, don't assume stmt is a cast assignment.
2531 2008-08-12 Anatoly Sokolov <aesok@post.ru>
2533 * final.c (final_scan_insn): Use app_enable/app_disable functions.
2535 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2538 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
2541 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2543 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
2544 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
2546 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
2547 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
2548 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
2549 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
2550 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
2552 * doc/tm.texi (Storage Layout): Remove documentation for
2553 TARGET_FLOAT_FORMAT.
2555 * simplify-rtx.c (simplify_binary_operation_1): Replace
2556 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
2558 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2560 * real.h (struct real_format): New member has_sign_dependent_rounding.
2561 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
2562 spu_single_format, ieee_double_format, mips_double_format,
2563 motorola_double_format, ieee_extended_motorola_format,
2564 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
2565 ieee_extended_intel_96_round_53_format, ibm_extended_format,
2566 mips_extended_format, ieee_quad_format, mips_quad_format,
2567 vax_f_format, vax_d_format, vax_g_format): Initialize it.
2568 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
2570 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
2571 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
2572 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
2573 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
2574 (ROUND_TOWARDS_ZERO): Likewise.
2576 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
2577 (FLOAT_MODE_FORMAT): New macro.
2578 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
2579 (MODE_COMPOSITE_P): ... this new macro.
2580 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
2581 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
2582 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
2584 * flags.h: Include "real.h".
2586 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
2587 REAL_MODE_FORMAT_COMPOSITE_P.
2588 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2590 * doc/tm.texi (Storage Layout): Remove documentation of
2591 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
2592 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
2593 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
2594 they only apply to libgcc2.a.
2596 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2598 * config/spu/float_disf.c: New file.
2599 * config/spu/float_unsdisf.c: New file.
2600 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
2601 (LIB2FUNCS_EXCLUDE): Define.
2603 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2604 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2606 * real.h (struct real_format): New member round_towards_zero.
2607 * real.c (round_for_format): Respect fmt->round_towards_zero.
2608 (ieee_single_format, mips_single_format, motorola_single_format,
2609 spu_single_format, ieee_double_format, mips_double_format,
2610 motorola_double_format, ieee_extended_motorola_format,
2611 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
2612 ieee_extended_intel_96_round_53_format, ibm_extended_format,
2613 mips_extended_format, ieee_quad_format, mips_quad_format,
2614 vax_f_format, vax_d_format, vax_g_format): Initialize it.
2615 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
2617 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
2618 real_format to choose rounding mode when calling MPFR functions.
2619 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
2620 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
2622 * real.h (real_to_decimal_for_mode): Add prototype.
2623 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
2624 Respect target rounding mode when generating decimal representation.
2625 (real_to_decimal): New stub for backwards compatibility.
2626 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
2627 real_to_decimal_for_mode instead of real_to_decimal.
2629 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
2631 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2632 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2634 * real.c (spu_single_format): New variable.
2635 * real.h (spu_single_format): Declare.
2637 * config/spu/spu.c (spu_override_options): Install SFmode format.
2638 (spu_split_immediate): Use integer mode to operate on pieces of
2639 floating-point values in all cases.
2641 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
2642 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
2643 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
2645 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2647 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
2649 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2651 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
2653 2008-08-12 Jakub Jelinek <jakub@redhat.com>
2656 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
2657 on the VAR_DECL instead of TYPE_READONLY on its type.
2659 2008-08-12 Ira Rosen <irar@il.ibm.com>
2661 * tree-vectorizer.c: Depend on langhooks.h.
2662 (supportable_widening_operation): Add two arguments. Support double
2664 (supportable_narrowing_operation): Likewise.
2665 * tree-vectorizer.h (supportable_widening_operation): Add two
2667 (supportable_narrowing_operation): Likewise.
2668 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
2669 supportable_widening_operation with correct arguments.
2670 * tree-vect-transform.c (vectorizable_conversion): Likewise.
2671 (vectorizable_type_demotion): Support double type conversions.
2672 (vectorizable_type_promotion): Likewise.
2673 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
2675 2008-08-11 Michael Matz <matz@suse.de>
2677 * i386/i386.c (override_options): Move initialisation from
2678 flag_schedule_insns_after_reload to here from ...
2679 (optimization_options): ... here.
2681 2008-08-11 Jakub Jelinek <jakub@redhat.com>
2683 PR rtl-optimization/36998
2684 * dwarf2out.c (compute_barrier_args_size_1,
2685 compute_barrier_args_size): Temporarily remove assertions.
2687 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2690 * tree-ssa.c (struct walk_data): Add new flag
2691 warn_possibly_uninitialized.
2692 (warn_uninitialized_var): Use it.
2693 (warn_uninitialized_vars): New.
2694 (execute_early_warn_uninitialized): Call it.
2695 (execute_late_warn_uninitialized): Likewise.
2697 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2700 * reload1.c (gen_reload): Guard calls to get_secondary_mem
2703 2008-08-09 Jan Hubicka <jh@suse.cz>
2706 * optabs.c (maybe_emit_unop_insn): Remove produced code if
2708 (expand_fix): Be prepared for expansion to fail.
2709 (expand_sfix_optab): Remove instructions if expansion failed.
2711 2008-08-09 Anatoly Sokolov <aesok@post.ru>
2713 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
2715 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
2716 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2718 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2720 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
2721 mips/t-libgcc-mips16 to tmake_file.
2722 * config/mips/mips-protos.h (mips_call_type): New enum.
2723 (mips_pic_base_register, mips_got_load): Declare.
2724 (mips_restore_gp): Take an rtx argument.
2725 (mips_use_pic_fn_addr_reg_p): Declare.
2726 (mips_expand_call): Replace the sibcall_p argument with
2727 a mips_call_type argument. Add a lazy_p parameter.
2728 (mips_split_call): Declare.
2729 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
2730 (MIPS16_PIC_TEMP): Likewise.
2731 (reg_class): Delete M16_NA_REGS.
2732 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
2733 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
2734 (mips_split_hi_p): Declare.
2735 * config/mips/mips.c (mips_split_hi_p): New array.
2736 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
2737 (mips_got_symbol_type_p): New function.
2738 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
2739 (mips16_stub_function_p): New function.
2740 (mips16_local_function_p): Likewise.
2741 (mips_use_pic_fn_addr_reg_p): Likewise.
2742 (mips_cannot_force_const_mem): Return false for HIGHs.
2743 Extend CONST_INT and symbolic handling to MIPS16, using
2744 mips_symbol_insns to check that the base symbol type is a
2745 legitimate constant. Reject GOT-based constants if
2746 TARGET_MIPS16_PCREL_LOADS.
2747 (mips_const_insns): Check targetm.cannot_force_const_mem when
2748 decomposing a symbolic base and a large offset.
2749 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
2750 When calling a function that needs $25 from MIPS16 code,
2751 move the target address into $25 separately and add a USE
2753 (mips16_gp_pseudo_reg): Insert the initializer immediately
2754 before the first real insn.
2755 (mips_pic_base_register, mips_got_load): New functions.
2756 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
2757 parameter to LOW_OUT. Say that it can be any valid SET_SRC
2758 when splitting a load-address operation. Split SYMBOL_GOT_DISP
2759 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
2760 (mips_call_tls_get_addr): Update the call to mips_expand_call,
2761 also passing NULL_RTX rather than const0_rtx as the aux argument.
2762 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
2763 instead of TARGET_EXPLICIT_RELOCS.
2764 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
2765 (mips_load_call_address): Replace the sibcall_p argument with
2766 a mips_call_type argument. Use mips_got_load.
2767 (mips16_local_alias): New structure.
2768 (mips16_local_aliases): New variable.
2769 (mips16_local_aliases_hash): New function.
2770 (mips16_local_aliases_eq): Likewise.
2771 (mips16_local_alias): Likewise.
2772 (mips16_stub_function): Likewise.
2773 (mips16_build_function_stub): Create a local alias for the target
2774 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
2775 .cpload directive and an R_MIPS_NONE relocation for the target
2776 function, then load the alias rather than the function itself.
2777 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
2778 (mips16_copy_fpr_return_value): Use mips16_stub_function and
2779 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
2780 (mips16_build_call_stub): Replace the FN parameter with an
2781 FN_PTR parameter. Force the address into a register if it
2782 isn't a call_insn_operand; don't rely on the caller to do this.
2783 If a call to a locally-defined and locally-binding MIPS16
2784 function must be made indirectly, redirect the call to the
2785 function's local alias. Use mips16_stub_function_p,
2786 mips16_stub_function, mips_expand_call and use_reg.
2787 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
2788 Use explicit %hi and %lo accesses where possible.
2789 Use MIPS_CALL to generate the correct code form of a
2790 jal instruction. Add clobbers of $18 instead of uses.
2791 Update the call to mips_emit_call_insn.
2792 (mips_expand_call): Replace the SIBCALL_P argument with a
2793 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
2794 Take a LAZY_P parameter. Call mips16_build_call_stub first,
2795 allowing it to modify the call address. Update the calls to
2796 mips_load_call_address and mips_emit_call_insn.
2797 (mips_split_call): New function.
2798 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
2799 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
2800 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
2801 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
2802 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
2804 (mips_cprestore_slot): New function.
2805 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
2806 and use mips_cprestore_slot.
2807 (mips_output_function_prologue): Handle TARGET_MIPS16 for
2809 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
2810 then use a copygp_mips16 instruction to set up $28.
2811 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
2812 (mips16_lay_out_constants): Call split_all_insns_noflow.
2813 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
2814 false if TARGET_MIPS16.
2815 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
2816 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
2817 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
2818 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
2819 MIPS16 code. Allow MIPS16 o32 PIC.
2820 (mips_override_options): Allow MIPS16 o32 PIC.
2821 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
2822 after reload if TARGET_USE_GOT.
2823 (UNSPEC_COPYGP): New constant.
2824 (length): Use a default length of 8 for MIPS16 GOT loads.
2825 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
2826 (*got_page<mode>): Check mips_split_hi_p.
2827 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
2828 (unspec_got<mode>, unspec_call<mode>): New expanders.
2829 (load_got<mode>, load_call<mode>): Remove the length attributes.
2830 Use a got attribute instead of a type attribute.
2831 (copygp_mips16): New insn.
2832 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
2833 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
2834 (sibcall, sibcall_value, call, call_value): Update the calls
2835 to mips_expand_call.
2836 (call_internal, call_value_internal): Use mips_split_call.
2837 (call_value_multiple_internal): Likewise.
2838 (call_split): Move after call_internal (the insn it is split from).
2839 (call_internal_direct, call_value_internal_direct): Turn into
2840 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
2841 (call_direct_split, call_value_direct_split): New patterns.
2842 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
2843 and use M16_REGS instead of M16_NA_REGS.
2844 * config/mips/predicates.md (const_call_insn_operand): Replace
2845 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
2846 mips_use_pic_fn_addr_reg_p check.
2847 (move_operand): Reject HIGHs if mips_split_hi_p.
2848 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
2849 (__mips16_floatunsisf): Inline __mips16_floatsisf.
2850 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
2851 * config/mips/libgcc-mips16.ver: New file.
2852 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
2853 $(srcdir)/config/mips/libgcc-mips16.ver.
2855 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2857 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
2858 (mips_unspec_address, mips_unspec_offset_high): Likewise.
2859 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
2860 (mips16_cfun_returns_in_fpr_p): Likewise.
2862 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2864 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
2865 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
2866 rather than 4 to PC.
2868 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2870 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
2871 (FUNCTION_PROFILER): Save the static chain pointer into $2
2872 beforehand and restore it aftewards.
2873 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
2874 address directly into $25 and call the function through $25;
2875 do not clobber $3. Pad the DImode version to cover the space
2876 left by the deleted $25 <- $3 move.
2877 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
2878 the removal of the $25 <- $3 move.
2879 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
2880 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
2882 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2883 Daniel Jacobowitz <dan@codesourcery.com>
2885 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
2886 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
2887 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
2888 * config/mips/mips.c (mips_start_function_definition): New function.
2889 (mips_end_function_definition): Likewise.
2890 (mips_output_function_prologue): Use mips_start_function_definition.
2891 (mips_output_function_epilogue): Use mips_end_function_definition.
2892 (build_mips16_function_stub): Use mips_start_function_definition
2893 and mips_end_function_definition.
2894 (build_mips16_call_stub): Likewise.
2896 2008-08-09 Richard Guenther <rguenther@suse.de>
2898 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
2899 * gimple.h (gimple_call_fn): Adjust comment.
2900 (gimple_call_set_fndecl): New function.
2901 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
2902 longer having bare FUNCTION_DECL operand.
2903 (gimple_call_return_type): Likewise.
2904 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
2906 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
2907 (gimple_mod_pow2): Likewise.
2908 (gimple_mod_subtract): Likewise.
2909 (gimple_ic): Likewise.
2910 (gimple_stringop_fixed_value): Likewise.
2911 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
2912 longer having bare FUNCTION_DECL operand.
2913 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
2914 * omp-low.c (optimize_omp_library_calls): Likewise.
2915 * cgraphunit.c (update_call_expr): Likewise.
2916 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
2917 (execute_convert_to_rsqrt): Likewise.
2918 * cfgexpand.c (gimple_to_tree): Simplify.
2919 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
2920 bare FUNCTION_DECL operand.
2921 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
2922 (convert_gimple_call): Use gimple_call_fndecl.
2923 * c-common.c (c_warn_unused_result): Likewise.
2925 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2928 * c-typeck.c (digest_init): Call verify_sequence_points from here.
2929 (c_finish_return): Likewise.
2930 (c_start_case): Likewise.
2931 * c-common.c (warn_for_collisions_1): Use explicit location in
2933 * c-parser.c (c_parser_condition): New. Call
2934 verify_sequence_points.
2935 (c_parser_paren_condition): Call c_parser_condition.
2936 (c_parser_for_statement): Call c_parser_condition.
2938 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2941 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
2942 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
2943 Moved from diagnostic.h
2944 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
2946 (emit_diagnostic): New.
2947 (warning0, pedwarn0): Delete.
2948 (warning, warning_at, pedwarn, permerror): Return bool.
2949 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
2950 Moved to diagnostic.c.
2951 (struct diagnostic_context): Use correct type for
2952 classify_diagnostic.
2953 (diagnostic_report_diagnostic): Update declaration.
2954 (emit_diagnostic): Declare.
2955 * errors.c (warning): Return bool.
2956 * errors.h (warning): Update declaration.
2957 * toplev.h (warning0, pedwarn0): Delete.
2958 (warning, warning_at, pedwarn, permerror): Return bool.
2959 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
2960 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
2961 inform. Update all calls.
2962 (diagnose_mismatched_decls): Check return value of warning/pedwarn
2963 before giving informative note.
2964 (implicit_decl_warning): Likewise.
2965 * c-typeck.c (build_function_call): Likewise.
2966 * tree-sssa.c (warn_uninit): Likewise.
2967 * builtins.c (gimplify_va_arg_expr): Likewise.
2969 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2972 * doc/invoke.texi (-Wextra): Move warning from here...
2973 (-Wuninitialized): ... to here.
2975 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2978 * flags.h (set_Wunused): Delete
2979 * toplev.c (process_options): Handle Wunused flags here.
2980 * opts.c (maybe_warn_unused_parameter): Delete.
2981 (common_handle_option): Replace set_Wunused by warn_unused.
2982 (set_Wextra): Do not handle Wunused-parameter here.
2983 (set_Wunused): Delete.
2984 * c-opts.c (c_common_handle_option): Replace set_Wunused by
2986 * common.opt (Wunused): Add Var and Init.
2987 (Wunused-function): Likewise.
2988 (Wunused-label): Likewise.
2989 (Wunused-parameter): Likewise.
2990 (Wunused-value): Likewise.
2991 (Wunused-variable): Likewise.
2993 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
2995 * doc/invoke.texi: Add cpu_type power7.
2996 * config.in (HAVE_AS_VSX): New.
2997 * config.gcc: Add cpu_type power7.
2998 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
3000 * configure: Regenerate.
3001 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
3003 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
3004 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
3005 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
3007 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
3009 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
3010 type to vectorize.builtin_conversion.
3011 (vectorizable_conversion): Likewise.
3012 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
3013 integral type as input.
3014 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
3016 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
3017 and ALTIVEC_BUILTIN_VCTSXS.
3018 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
3021 2008-08-08 Richard Guenther <rguenther@suse.de>
3023 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
3024 (surely_varying_stmt_p): Calls are varying only if they are
3025 non-builtin and not indirect or have no result.
3026 (ccp_fold): Re-instantiate code before the tuples merge.
3028 2008-08-08 Richard Guenther <rguenther@suse.de>
3030 PR tree-optimization/37056
3031 * gimple.h (gimple_assign_rhs_class): New helper function.
3032 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
3033 unary operations properly.
3035 2008-08-07 Jan Hubicka <jh@suse.cz>
3037 * i386.h (ix86_size_cost): Declare.
3038 (ix86_cur_cost): New function macro.
3039 * i386.md (peepholes expanding size and splitters): Predicate by
3040 optimize_insn_for_speed_p.
3041 (peepholes reduce size and splitters): Predicate by
3042 optimize_insn_for_size_p.
3043 * i386.c (ix86_size_cost): Rename from ...
3044 (size_cost): This one.
3045 (override_options): Update.
3046 (decide_alg): Likewise.
3047 (ix86_expand_clear): Use RTL profile.
3048 (ix86_pad_returns): Use RTL profile.
3050 2008-08-07 Jan Hubicka <jh@suse.cz>
3052 * recog.c (split_all_insns): Set RTL profile
3053 (peephole2_optimize): Likewise.
3054 * function.c (thread_prologue_and_epilogue_insns): Likewise.
3055 * combine.c (combine_instructions): Likewise.
3057 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3059 * c-common.c (c_common_reswords): Also warn about keyword "bool".
3061 2008-08-07 Bob Wilson <bob.wilson@acm.org>
3063 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
3064 value in a6 after the set_frame_ptr insn.
3066 2008-08-07 Richard Henderson <rth@redhat.com>
3069 * gcc.c (cpp_options): Pass along -g*.
3071 2008-08-07 Joseph Myers <joseph@codesourcery.com>
3073 * config/arm/arm.c (output_move_neon): Update comment describing
3074 big-endian vector layout.
3075 (arm_assemble_integer): Do not handle big-endian NEON vectors
3077 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
3078 neon_vget_lane<mode>_sext_internal,
3079 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
3080 element indices for big-endian.
3082 2008-08-07 Richard Henderson <rth@redhat.com>
3084 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
3085 * configure, config.in: Rebuild.
3086 * debug.h (dwarf2out_do_cfi_asm): Declare.
3087 * c-cppbuiltin.c (c_cpp_builtins): Use it.
3088 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
3089 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
3090 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
3092 2008-08-07 Joseph Myers <joseph@codesourcery.com>
3094 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
3095 movv2si_internal): Combine into mov<mode>_internal.
3096 (movv2si_internal_2): Remove.
3098 2008-08-07 Jan Hubicka <jh@suse.cz>
3101 * i386.md (single stringop patterns): Enable unconditionally.
3103 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
3106 * config/i386/emmintrin.h (_mm_move_epi64): Use
3107 __builtin_ia32_movq128.
3109 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
3110 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
3112 * config/i386/sse.md (sse2_movq128): New.
3114 * doc/extend.texi: Document __builtin_ia32_movq128.
3116 2008-08-07 Richard Guenther <rguenther@suse.de>
3119 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
3120 pointers can access anything.
3122 2008-08-06 Jan Hubicka <jh@suse.cz>
3124 * optabs.c (emit_unop_insn): Break out to ...
3125 (maybe_emit_unop_insn): ... this one.
3126 (expand_sfix_optab): Use maybe variant.
3127 * optabs.h (maybe_emit_unop_insn): Declare.
3129 * i386.md (mov0 patterns): Enable by default.
3130 (FP conversion expanders): Disable expansion of code expanding
3131 sequences when instruction should be optimized for size.
3132 (single strinop patterns): Enable when optimizing for size.
3133 (string expanders): Disable expanding of code expanding sequences
3134 when optimizning instruction for size.
3135 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
3137 (ix86_fp_comparison_sahf_cost): Likewise.
3138 (ix86_expand_branch): Likewise.
3139 (ix86_expand_ashl_const): Likewise.
3140 (ix86_split_ashl): Likewise.
3141 (ix86_expand_strlen): Likewise.
3142 (ix86_emit_fp_unordered_jump): Likewie.
3144 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3146 * c-common.c: Fix typo.
3147 (c_common_reswords): Activate more C++ keyword warnings.
3149 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
3151 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3154 * diagnostic.c (permerror_at): New.
3155 * toplev.h (permerror_at): Declare.
3157 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
3158 Ira Rosen <irar@il.ibm.com>
3160 * tree-vect-transform.c (vect_model_simple_cost): Return
3161 immediately if stmt is pure SLP.
3162 (vect_model_store_cost): Ditto.
3163 (vect_model_load_cost): Ditto.
3164 (vectorizable_store): Remove PURE_SLP check before call
3165 to vect_model_store_cost.
3166 (vect_model_store_cost): When checking whether stmt describe
3167 strided access, add a check that it is not slp_node.
3169 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3172 * c-common.c (warn_for_sign_compare): New. Handle separately the
3173 case that 'constant' is zero.
3174 * c-typeck.c (build_binary_op): Move code to c-common.c
3176 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3178 * config/alpha/alpha.c (alpha_preferred_reload_class,
3179 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
3180 alpha_output_mi_thunk_osf): Avoid C++ keywords.
3181 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
3182 * config/arm/arm.md: Likewise.
3183 * config/avr/avr-protos.h (preferred_reload_class,
3184 test_hard_reg_class, avr_simplify_comparison_p,
3185 out_shift_with_cnt, class_max_nregs): Likewise.
3186 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
3187 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
3188 preferred_reload_class, test_hard_reg_class): Likewise.
3189 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
3190 bfin_memory_move_cost, bfin_secondary_reload,
3191 bfin_output_mi_thunk): Likewise.
3192 * config/crx/crx.c (crx_secondary_reload_class,
3193 crx_memory_move_cost): Likewise.
3194 * config/frv/frv-protos.h (frv_secondary_reload_class,
3195 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
3196 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
3197 frv_secondary_reload_class, frv_class_likely_spilled_p,
3198 frv_class_max_nregs): Likewise.
3199 * config/h8300/h8300.c (h8300_classify_operand,
3200 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
3202 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
3203 * config/ia64/ia64.c (ia64_preferred_reload_class,
3204 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
3205 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
3206 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
3208 * config/m68hc11/m68hc11.c (preferred_reload_class,
3209 m68hc11_memory_move_cost): Likewise.
3210 * config/mcore/mcore.c (mcore_secondary_reload_class,
3211 mcore_reload_class): Likewise.
3212 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
3213 mips_class_max_nregs, mips_cannot_change_mode_class,
3214 mips_preferred_reload_class, mips_secondary_reload_class,
3215 mips_output_mi_thunk): Likewise.
3216 * config/mmix/mmix.c (mmix_preferred_reload_class,
3217 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
3219 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3221 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
3222 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
3223 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3224 * config/rs6000/rs6000.c (paired_expand_vector_init,
3225 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
3226 compare_section_name, rs6000_memory_move_cost): Likewise.
3227 * config/s390/s390.c (s390_emit_compare_and_swap,
3228 s390_preferred_reload_class, s390_secondary_reload,
3229 legitimize_pic_address, legitimize_tls_address,
3230 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
3231 s390_class_max_nregs): Likewise.
3232 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3233 * config/s390/s390.md: Likewise.
3234 * config/score/score-protos.h (score_secondary_reload_class,
3235 score_preferred_reload_class): Likewise.
3236 * config/score/score.c (score_preferred_reload_class,
3237 score_secondary_reload_class): Likewise.
3238 * config/score/score3.c (score3_output_mi_thunk,
3239 score3_preferred_reload_class, score3_secondary_reload_class,
3240 score3_hard_regno_mode_ok): Likewise.
3241 * config/score/score3.h (score3_preferred_reload_class,
3242 score3_secondary_reload_class): Likewise.
3243 * config/score/score7.c (score7_output_mi_thunk,
3244 score7_preferred_reload_class, score7_secondary_reload_class,
3245 score7_hard_regno_mode_ok): Likewise.
3246 * config/score/score7.h (score7_preferred_reload_class,
3247 score7_secondary_reload_class): Likewise.
3248 * config/sh/sh.c (prepare_move_operands, output_far_jump,
3249 output_branchy_insn, add_constant, gen_block_redirect,
3250 sh_insn_length_adjustment, sh_cannot_change_mode_class,
3251 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
3253 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3254 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
3255 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
3256 xstormy16_preferred_reload_class): Likewise.
3257 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
3258 xtensa_expand_atomic, override_options,
3259 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
3261 * reorg.c (try_merge_delay_insns): Likewise.
3262 * tree.c (merge_dllimport_decl_attributes): Likewise.
3264 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
3266 2008-08-06 Michael Matz <matz@suse.de>
3268 * Makefile.in (write_entries_to_file): Quote words.
3269 * gengtype.c: (read_input_line): Skip over leading white-space.
3271 2008-08-06 Marc Gauthier <marc@tensilica.com>
3273 * config.gcc: Match more processor names for Xtensa.
3274 * configure.ac: Likewise.
3275 * doc/install.texi (Specific): Likewise.
3276 * configure: Regenerate.
3278 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3280 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
3281 * calls.c (avoid_likely_spilled_reg): Likewise.
3282 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
3283 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
3284 * config/i386/i386.c (ix86_expand_special_args_builtin,
3285 ix86_secondary_reload): Likewise.
3286 * except.c (struct eh_region, gen_eh_region_catch,
3287 remove_unreachable_regions, duplicate_eh_regions,
3288 assign_filter_values, build_post_landing_pads,
3289 sjlj_find_directly_reachable_regions, remove_eh_handler,
3290 reachable_next_level, foreach_reachable_handler,
3291 can_throw_internal_1, can_throw_external_1,
3292 collect_one_action_chain): Likewise.
3293 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
3294 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
3295 * function.c (update_temp_slot_address, instantiate_new_reg,
3296 instantiate_virtual_regs_in_rtx,
3297 instantiate_virtual_regs_in_insn): Likewise.
3298 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
3299 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
3300 gimplify_cleanup_point_expr): Likewise.
3301 * ipa-cp.c (ipcp_lattice_changed): Likewise.
3302 * passes.c (next_pass_1): Likewise.
3303 * print-tree.c (print_node_brief, print_node): Likewise.
3304 * profile.c (branch_prob): Likewise.
3305 * tree-dump.c (dump_register): Likewise.
3306 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
3308 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
3309 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
3310 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
3311 copy_arguments_for_versioning, copy_static_chain): Likewise.
3312 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
3313 add_new_name_mapping, register_new_name_mapping): Likewise.
3314 * tree-mudflap.c (mf_xform_derefs): Likewise.
3315 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
3316 get_init_expr, combine_chains): Likewise.
3317 * tree-pretty-print.c (dump_generic_node): Likewise.
3318 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
3319 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
3320 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
3321 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
3323 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
3326 * calls.c (expand_call): Use the biggest preferred stack
3329 2008-08-06 Michael Matz <matz@suse.de>
3332 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
3333 for reused reload, instead of overwriting them.
3335 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
3338 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
3339 for incoming stack boundary.
3341 * function.c (assign_parm_find_entry_rtl): Update
3342 parm_stack_boundary.
3344 * function.h (rtl_data): Add parm_stack_boundary.
3346 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
3347 parm_stack_boundary for incoming stack boundary.
3349 2008-08-06 Joseph Myers <joseph@codesourcery.com>
3351 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
3352 for unrepresentable subregs or treat them as equal to other regs
3353 or subregs with the same register number.
3355 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
3358 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
3361 2008-08-06 Jan Hubicka <jh@suse.cz>
3363 * predict.c (maybe_hot_frequency_p): When profile is absent, all
3364 frequencies might be hot.
3366 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
3368 * reload.c (find_reloads): Force constants into literal pool
3369 also if they are wrapped in a SUBREG.
3371 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3374 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
3375 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
3376 Don't allow predicated instructions for data speculation.
3377 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
3380 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3382 * haifa-sched.c (extend_global): Split to extend_global_data and
3383 extend_region_data. Update all uses.
3384 (extend_all): Rename to extend_block_data.
3386 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3388 * sched-rgn.c (new_ready): Check if instruction can be
3389 speculatively scheduled before attempting speculation.
3390 (debug_rgn_dependencies): Remove wrongful assert.
3392 2008-08-05 Bob Wilson <bob.wilson@acm.org>
3394 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
3396 2008-08-05 Bob Wilson <bob.wilson@acm.org>
3398 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
3399 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
3400 va_size, and type_size.
3402 2008-08-04 Jason Merrill <jason@redhat.com>
3405 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
3406 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
3408 2008-08-05 Richard Henderson <rth@redhat.com>
3410 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
3411 * configure: Rebuild.
3413 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3416 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
3417 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
3420 2008-08-05 Richard Henderson <rth@redhat.com>
3422 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
3423 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
3424 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
3425 * common.opt (fdwarf2-cfi-asm): New.
3426 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
3427 * config.in, configure: Rebuild.
3428 * dwarf2asm.c (dw2_asm_output_data_raw): New.
3429 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
3430 (dw2_force_const_mem): Externalize.
3431 * dwarf2asm.h: Update.
3432 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
3433 generate a real label.
3434 (output_cfi_directive): New.
3435 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
3436 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
3437 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
3439 (dwarf2out_end_epilogue): Emit .cfi_endproc.
3440 (output_loc_operands_raw, output_loc_sequence_raw): New.
3441 (output_cfa_loc_raw): New.
3443 2008-08-05 Paul Brook <paul@codesourcery.com>
3445 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
3446 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
3447 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
3448 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
3449 * config/arm/arm.h (TARGET_VFPD32): Define.
3450 (TARGET_VFP3): Use TARGET_VFPD32.
3451 (fputype): Add FPUTYPE_VFP3D16.
3452 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
3453 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
3454 * config/arm/arm-cores.def: Add cortex-r4f.
3455 * config/arm/arm-tune.md: Regenerate.
3457 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3459 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
3460 Reword some comments throughout the file.
3462 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
3463 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
3464 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
3465 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
3467 (MFC_START_ENABLE): Remove PPU-only define.
3468 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
3469 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
3471 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
3472 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
3473 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
3474 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
3475 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
3476 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
3477 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
3479 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
3480 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
3481 (mfc_sdcrt, mfc_sdcrtst): Likewise.
3482 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
3484 (spu_read_machine_status): Fix typo.
3486 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3488 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
3489 SUBREG of multi-word hard register.
3490 * config/spu/spu.c (valid_subreg): Likewise.
3491 (adjust_operand): Handle SUBREGs of multi-word hard registers.
3493 2008-08-04 Richard Guenther <rguenther@suse.de>
3495 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
3496 the candidate with the stripped base if that base is different
3497 from the original base even for offset zero.
3499 2008-08-04 Richard Guenther <rguenther@suse.de>
3502 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
3503 check for no_overflow.
3505 2008-08-04 Richard Guenther <rguenther@suse.de>
3507 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
3509 2008-08-04 Paul Brook <paul@codesourcery.com>
3511 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
3512 (arm_order_regs_for_local_alloc): New function.
3513 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
3515 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
3517 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
3520 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
3521 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
3522 (ix86_expand_epilogue): Likewise.
3524 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
3526 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
3529 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
3531 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
3532 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
3533 (*movv2sf_internal_rex64): Ditto.
3535 2008-08-03 Jan Hubicka <jh@suse.cz>
3537 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
3538 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
3539 * expmed.c (expand_smod_pow2): Likewise.
3541 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
3544 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
3545 alternative 0 of operand 1.
3546 (*vec_concatv2di_rex64_sse): Ditto.
3547 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
3549 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
3550 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
3551 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
3552 (*movv2sf_internal_rex64): Ditto.
3554 2008-08-02 Richard Guenther <rguenther@suse.de>
3557 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
3558 (ssedoublesizemode): New mode attribute.
3559 (sse_shufps): Call gen_sse_shufps_v4sf.
3560 (sse_shufps_1): Macroize.
3561 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
3562 (sse2_shufpd_1): Macroize.
3563 (vec_extract_odd, vec_extract_even): New expanders.
3564 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
3565 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
3566 * i386.c (ix86_expand_vector_init_one_nonzero): Call
3567 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
3568 (ix86_expand_vector_set): Likewise.
3569 (ix86_expand_reduc_v4sf): Likewise.
3571 2008-08-01 Doug Kwan <dougkwan@google.com>
3573 * matrix-reorg.c: Re-enable all code.
3574 (struct malloc_call_data): Change CALL_STMT to gimple type.
3575 (collect_data_for_malloc_call): Tuplify.
3576 (struct access_site_info): Change STMT to gimple type.
3577 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
3578 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
3579 (struct free_info): Change STMT to gimple type.
3580 (struct matrix_access_phi_node): Change PHI to gimple type.
3581 (get_inner_of_cast_expr): Remove.
3582 (may_flatten_matrices_1): Tuplify.
3583 (may_flatten_matrices): Ditto.
3584 (mark_min_matrix_escape_level): Ditto.
3585 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
3586 (ssa_accessed_in_call_rhs): New
3587 (ssa_accessed_in_assign_rhs): New
3588 (record_access_alloc_site_info): Tuplify.
3589 (add_allocation_site): Ditto.
3590 (analyze_matrix_allocation_site): Ditto.
3591 (analyze_transpose): Ditto.
3592 (get_index_from_offset): Ditto.
3593 (update_type_size): Ditto.
3594 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
3595 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
3596 (analyze_accesses_for_phi_node): Tuplify.
3597 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
3598 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
3599 (analyze_matrix_accesses): Tuplify.
3600 (check_var_data): New call-back type for check_var_notmodified_p.
3601 (check_var_notmodified_p): Tuplify and use call-back struct to
3602 return statement found.
3603 (can_calculate_expr_before_stmt): Factor out statement related code
3605 (can_calculate_stmt_before_stmt): New.
3606 (check_allocation_function): Tuplify.
3607 (find_sites_in_func): Ditto.
3608 (record_all_accesses_in_func): Ditto.
3609 (transform_access_sites): Ditto.
3610 (transform_allocation_sites): Ditto.
3611 (matrix_reorg): Re-enable.
3612 (gate_matrix_reorg): Re-enable.
3614 2008-08-01 Jakub Jelinek <jakub@redhat.com>
3616 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
3617 for labels for which it hasn't been set yet. If it has been set,
3618 stop walking insns and continue with next worklist item.
3619 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
3620 if the only BARRIER is at the very end of a function.
3622 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
3624 * cfgexpand.c (expand_stack_alignment): Assert that
3625 stack_realign_drap and drap_rtx must match.
3627 * function.c (instantiate_new_reg): If DRAP is used to realign
3628 stack, replace virtual_incoming_args_rtx with internal arg
3631 2008-08-01 Richard Guenther <rguenther@suse.de>
3633 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
3634 loop information only if we initialized it.
3635 (execute_pre): Call fini_pre with in_fre.
3636 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
3637 if we do not unroll because we hit max-completely-peeled-insns.
3638 Use our estimation for consistency, do allow shrinking.
3640 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
3642 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
3643 with MIN_STACK_BOUNDARY.
3644 (ix86_update_stack_boundary): Likewise.
3645 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
3648 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
3649 (MIN_STACK_BOUNDARY): This.
3651 2008-08-01 Richard Guenther <rguenther@suse.de>
3654 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
3656 2008-08-01 Richard Guenther <rguenther@suse.de>
3658 PR tree-optimization/36988
3659 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
3660 do not matter if that doesn't change volatile qualification.
3662 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
3664 * configure.ac: Do not generate libada-mk. Do not subst
3666 * libada-mk.in: Remove.
3667 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
3668 * configure: Regenerate.
3670 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
3672 * tree-pass.h: Added comment about not dumping passes with name
3673 starting with star in struct opt_pass.
3674 * passes.c (register_dump_files_1): Don't do dump for a pass with
3675 name starting with star.
3676 * doc/passes.texi (Pass manager): Mention pass names and special
3677 meaning of star prefix to avoid dump.
3679 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
3681 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
3683 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
3684 (ISA_MIPS64R2): New macro.
3685 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
3686 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
3687 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
3688 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
3689 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
3690 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
3691 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
3692 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
3693 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
3694 Move up to keep list alphabetically sorted.
3695 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
3696 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
3698 * doc/invoke.texi (MIPS Options): Add -mips64r2.
3699 (-march=@var{arch}): Add mips64r2.
3701 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3703 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
3705 2008-07-31 Steve Ellcey <sje@cup.hp.com>
3707 * expr.c (expand_assignment): Check for complete type.
3709 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3712 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
3714 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
3715 for stack alignment.
3717 * function.h (rtl_data): Add stack_realign_tried. Update comments.
3719 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
3721 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
3722 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
3724 2008-07-31 Jakub Jelinek <jakub@redhat.com>
3726 PR rtl-optimization/36419
3727 * dwarf2out.c (barrier_args_size): New variable.
3728 (compute_barrier_args_size, compute_barrier_args_size_1): New
3730 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
3731 if not called yet in the current function, use barrier_args_size
3732 array to find the new args_size value.
3733 (dwarf2out_frame_debug): Free and clear barrier_args_size.
3735 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3738 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
3741 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3744 * dwarf2out.c (dwarf2out_args_size_adjust): New.
3745 (dwarf2out_stack_adjust): Use it.
3746 (dwarf2out_frame_debug_expr): Likewise.
3748 2008-07-31 Richard Guenther <rguenther@suse.de>
3750 PR tree-optimization/36978
3751 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
3752 the generated condition.
3754 2008-07-31 Richard Guenther <rguenther@suse.de>
3756 * passes.c (init_optimization_passes): Always call
3757 pass_early_warn_uninitialized.
3758 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
3759 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
3760 * doc/passes.texi (Warn for uninitialized variables): Adjust.
3762 2008-07-31 Jakub Jelinek <jakub@redhat.com>
3765 * builtins.c (maybe_emit_free_warning): New function.
3766 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
3767 maybe_emit_free_warning for BUILT_IN_FREE.
3770 * dwarf2out.c (get_context_die): New function.
3771 (force_decl_die, force_type_die): Use it.
3772 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
3773 returns NULL, force generation of DW_TAG_typedef and put that into
3776 PR preprocessor/36649
3777 * c-pch.c (c_common_read_pch): Save and restore
3778 line_table->trace_includes across PCH restore.
3780 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
3783 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
3785 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
3788 * final.c (call_from_call_insn): Handle COND_EXEC.
3790 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
3792 * builtins.c (std_gimplify_va_arg_expr): Replace
3793 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
3794 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3796 2008-07-30 Joey Ye <joey.ye@intel.com>
3797 H.J. Lu <hongjiu.lu@intel.com>
3799 * builtins.c (expand_builtin_setjmp_receiver): Replace
3800 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
3801 (expand_builtin_apply_args_1): Likewise.
3802 (expand_builtin_longjmp): Need DRAP for stack alignment.
3803 (expand_builtin_apply): Likewise.
3805 * caller-save.c (setup_save_areas): Call assign_stack_local_1
3806 instead of assign_stack_local to allow alignment reduction.
3808 * calls.c (emit_call_1): Need DRAP for stack alignment if
3810 (expand_call): Replace virtual_incoming_args_rtx with
3811 crtl->args.internal_arg_pointer.
3812 * stmt.c (expand_nl_goto_receiver): Likewise.
3814 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
3815 alignment and store to stack_alignment_estimated and
3816 max_used_stack_slot_alignment.
3817 (expand_one_var): Likewise.
3818 (expand_stack_alignment): New function.
3819 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
3820 and stack_alignment_estimated fields in rtl_data. Call
3821 expand_stack_alignment at end.
3823 * defaults.h (INCOMING_STACK_BOUNDARY): New.
3824 (MAX_STACK_ALIGNMENT): Likewise.
3825 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
3826 (SUPPORTS_STACK_ALIGNMENT): Likewise.
3828 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
3829 stack alignment when generating virtual registers.
3831 * function.c (assign_stack_local): Renamed to ...
3832 (assign_stack_local_1): This. Add a parameter to indicate
3833 if it is OK to reduce alignment.
3834 (assign_stack_local): Use it.
3835 (instantiate_new_reg): Instantiate virtual incoming args rtx
3836 to vDRAP if stack realignment and DRAP is needed.
3837 (assign_parms): Collect parameter/return type alignment and
3838 contribute to stack_alignment_estimated.
3839 (locate_and_pad_parm): Likewise.
3840 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
3841 with crtl->args.internal_arg_pointer.
3843 * function.h (rtl_data): Add new field drap_reg,
3844 max_used_stack_slot_alignment, stack_alignment_estimated,
3845 stack_realign_needed, need_drap, stack_realign_processed and
3846 stack_realign_finalized.
3847 (stack_realign_fp): New macro.
3848 (stack_realign_drap): Likewise.
3850 * global.c (compute_regsets): Frame pointer is needed when
3851 stack is realigned. Can eliminate frame pointer when stack is
3852 realigned and dynamic realigned argument pointer isn't used.
3854 * reload1.c (update_eliminables): Frame pointer is needed
3855 when stack is realigned.
3856 (init_elim_table): Can eliminate frame pointer when stack is
3857 realigned and dynamic realigned argument pointer isn't used.
3859 * rtl.h (assign_stack_local_1): Declare new funtion.
3861 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
3862 (TARGET_GET_DRAP_RTX): Likewise.
3863 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
3864 TARGET_GET_DRAP_RTX.
3866 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
3868 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
3869 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
3871 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
3872 H.J. Lu <hongjiu.lu@intel.com>
3874 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
3875 vdrap_reg, stack_realign and drap_reg_saved.
3876 (add_cfi): Don't allow redefining CFA when DRAP is used.
3877 (reg_save): Handle stack alignment.
3878 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
3879 alignment. Don't generate DWARF information for (set fp sp)
3881 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
3883 (int_loc_descriptor): Move prototype forward. Also define if
3884 DWARF2_UNWIND_INFO is true.
3885 (output_cfa_loc): Handle DW_CFA_expression.
3886 (build_cfa_aligned_loc): New.
3887 (based_loc_descr): Update assert for stack realign. For local
3888 variables, use sp+offset when stack is aligned without drap and
3889 fp+offset when stack is aligned with drap. For arguments, use
3890 cfa+offset when drap is used to align stack.
3892 2008-07-30 Joey Ye <joey.ye@intel.com>
3893 H.J. Lu <hongjiu.lu@intel.com>
3895 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
3897 (ix86_gen_andsp): New.
3898 (ix86_user_incoming_stack_boundary): Likewise.
3899 (ix86_default_incoming_stack_boundary): Likewise.
3900 (ix86_incoming_stack_boundary): Likewise.
3901 (ix86_can_eliminate): Likewise.
3902 (find_drap_reg): Likewise.
3903 (ix86_update_stack_boundary): Likewise.
3904 (ix86_get_drap_rtx): Likewise.
3905 (ix86_finalize_stack_realign_flags): Likewise.
3906 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
3907 (TARGET_GET_DRAP_RTX): Likewise.
3908 (override_options): Overide option value for new options.
3909 (ix86_function_ok_for_sibcall): Remove check for
3910 force_align_arg_pointer.
3911 (ix86_handle_cconv_attribute): Likewise.
3912 (ix86_function_regparm): Likewise.
3913 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
3914 (ix86_va_start): Replace virtual_incoming_args_rtx with
3915 crtl->args.internal_arg_pointer.
3916 (ix86_select_alt_pic_regnum): Check DRAP register.
3917 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
3918 (ix86_compute_frame_layout): Compute frame layout wrt stack
3920 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
3921 (ix86_expand_prologue): Decide if stack realignment is needed
3922 and generate prologue code accordingly.
3923 (ix86_expand_epilogue): Generate epilogue code wrt stack
3924 realignment is really needed or not.
3926 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
3927 (ABI_STACK_BOUNDARY): Likewise.
3928 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
3929 (STACK_REALIGN_DEFAULT): Likewise.
3930 (INCOMING_STACK_BOUNDARY): Likewise.
3931 (MAX_STACK_ALIGNMENT): Likewise.
3932 (ix86_incoming_stack_boundary): Likewise.
3933 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
3934 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
3935 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
3936 (machine_function): Remove force_align_arg_pointer.
3938 * config/i386/i386.md (BX_REG): New.
3939 (R13_REG): Likewise.
3941 * config/i386/i386.opt (mforce_drap): New.
3942 (mincoming-stack-boundary): Likewise.
3943 (mstackrealign): Add Init(-1).
3945 * config/i386/i386-protos.h (ix86_can_eliminate): New
3947 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
3949 * doc/extend.texi: Update force_align_arg_pointer.
3951 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
3954 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
3955 (INCOMING_STACK_BOUNDARY): Likewise.
3956 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
3957 (TARGET_GET_DRAP_RTX): Likewise.
3959 2008-07-30 Andreas Schwab <schwab@suse.de>
3961 PR rtl-optimization/36929
3962 * dse.c (replace_inc_dec): Use emit_insn_before instead of
3963 add_insn_before and fix argument order.
3964 (replace_inc_dec_mem): Handle NULL rtx.
3966 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
3968 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
3970 (arm_compute_initial_elimination_offset): Use it.
3971 (arm_compute_save_reg_mask): Include static chain save slot when
3972 calculating alignment.
3973 (arm_get_frame_offsets): Ditto.
3974 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
3975 that we can use to decrement the stack when the stack decrement
3976 could be too big for an immediate value in a single insn.
3977 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
3979 2008-07-30 Richard Guenther <rguenther@suse.de>
3981 PR tree-optimization/36967
3982 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
3983 Release defs of statements we remove.
3985 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
3987 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
3988 instead of NULL_RTVEC.
3990 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
3994 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
3997 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
3999 * final.c (call_from_call_insn): New.
4000 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
4002 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
4004 * configure.ac: Substitute ADA_CFLAGS.
4005 * configure: Regenerate.
4006 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
4007 * Makefile.in: Remove mention of X_* variables.
4008 * config/pa/x-ada-hpux10: Remove.
4009 * config/pa/x-ada: Remove.
4011 * doc/fragments.texi: Update.
4013 2008-07-30 Olivier Hainque <hainque@adacore.com>
4015 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
4016 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
4017 __dso_handle explicitly here.
4019 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4022 * c-typeck.c (build_binary_op): Encapsulate code into...
4023 * c-common.c (shorten_binary_op): ...this new function.
4024 (conversion_warning): Use the new function. Handle non-negative
4025 constant in bitwise-and.
4026 * c-common.h (shorten_binary_op): Declare.
4028 2008-07-30 Olivier Hainque <hainque@adacore.com>
4030 * scan.c (make_sstring_space): Add explicit conversions of
4031 allocator's return value.
4032 * fix-header.c (recognized_function): Likewise.
4034 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4036 * doc/cpp.texi: Update to GFDL 1.2.
4037 * doc/gcc.texi: Do not list GPL as Invariant Section.
4038 * doc/gccint.texi: Likewise. Update copyright years.
4039 * doc/install.texi: Update copyright years.
4041 2008-07-30 Alan Modra <amodra@bigpond.net.au>
4044 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
4045 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
4047 2008-07-29 Jan Hubicka <jh@suse.cz>
4049 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
4050 (grokdeclarator): Likewise.
4051 * langhooks.c (lhd_warn_unused_global_decl): Use
4052 DECL_DECLARED_INLINE_P.
4053 * print-tree.c (print_node): Remove DECL_INLINE check.
4055 2008-07-29 Richard Guenther <rguenther@suse.de>
4057 PR tree-optimization/36945
4058 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
4059 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
4060 Record invariant addresses un-decomposed.
4061 (copy_reference_ops_from_call): Record reference call
4062 arguments properly. Simplify.
4063 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
4064 helper split out from ...
4065 (create_component_ref_by_pieces): ... here. Simplify.
4066 Prepare for recursive invocation for call arguments.
4067 (create_expression_by_pieces): Adjust call to
4068 create_component_ref_by_pieces.
4069 (compute_avail): Process operand 2 of reference ops.
4071 2008-07-29 Richard Guenther <rguenther@suse.de>
4073 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
4075 2008-07-29 Jakub Jelinek <jakub@redhat.com>
4077 * c-format.c (check_format_types): Revert unwanted checkin.
4079 2008-07-29 Jan Hubicka <jh@suse.cz>
4081 * flags.h (flag_really_no_inline): Remove.
4082 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
4083 * toplev.c (flag_really_no_inline): Remove.
4084 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
4085 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
4086 (cgraph_decide_inlining_incrementally): Likewise.
4087 (compute_inline_parameters): Likewise.
4088 * opts.c (decode_options): Simplify.
4089 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
4090 * common.opt (finline): Initialize to 1.
4091 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
4093 2008-07-29 Jan Hubicka <jh@suse.cz>
4095 * predict.c (always_optimize_for_size_p): New function.
4096 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
4097 optimize_edge_for_size_p, optimize_edge_for_speed_p,
4098 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
4100 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
4101 * function.c (prepare_function_start): Set default profile.
4102 * function.h (rtl_data): Add maybe_hot_insn_p.
4103 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
4104 (construct_exit_block): Likewise.
4105 (tree_expand_cfg): Likewise.
4107 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
4108 optimize_edge_for_size_p, optimize_edge_for_speed_p,
4109 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
4110 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
4113 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4116 * c-decl.c (merge_decls): Merge USED flags.
4118 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
4120 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
4121 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
4122 next_stack, lab_false and lab_over trees.
4124 2008-07-28 Richard Guenther <rguenther@suse.de>
4126 PR tree-optimization/36957
4127 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
4128 (useless_type_conversion_p): Remove.
4129 (types_compatible_p): Remove.
4130 * gimple.h (tree_ssa_useless_type_conversion): Declare.
4131 (useless_type_conversion_p): Declare.
4132 (types_compatible_p): Declare.
4133 (gimple_expr_type): Return the base type only if it is
4134 trivially convertible to the subtype.
4136 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
4138 * configure.ac: Use the m4_do macro to concatenate the warnings into
4139 one string in ACX_PROG_CC_WARNING_OPTS,
4140 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
4141 * configure: Regenerate.
4143 2008-07-28 Richard Guenther <rguenther@suse.de>
4145 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
4146 (insert_fake_stores): Remove.
4147 (realify_fake_stores): Likewise.
4148 (execute_pre): Remove dead code.
4149 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
4150 (find_func_aliases): Deal with it here instead.
4151 Re-enable gcc_unreachable call.
4153 2008-07-28 Richard Guenther <rguenther@suse.de>
4155 Merge from gimple-tuples-branch.
4157 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
4158 * gimple.def: New file.
4159 * gsstruct.def: Likewise.
4160 * gimple-iterator.c: Likewise.
4161 * gimple-pretty-print.c: Likewise.
4162 * tree-gimple.c: Removed. Merged into ...
4163 * gimple.c: ... here. New file.
4164 * tree-gimple.h: Removed. Merged into ...
4165 * gimple.h: ... here. New file.
4167 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
4168 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
4169 --enable-checking=gimple flag.
4170 * config.in: Likewise.
4171 * configure: Regenerated.
4173 * tree-ssa-operands.h: Tuplified.
4174 * tree-vrp.c: Likewise.
4175 * tree-loop-linear.c: Likewise.
4176 * tree-into-ssa.c: Likewise.
4177 * tree-ssa-loop-im.c: Likewise.
4178 * tree-dump.c: Likewise.
4179 * tree-complex.c: Likewise.
4180 * cgraphbuild.c: Likewise.
4181 * tree-ssa-threadupdate.c: Likewise.
4182 * tree-ssa-loop-niter.c: Likewise.
4183 * tree-pretty-print.c: Likewise.
4184 * tracer.c: Likewise.
4185 * gengtype.c: Likewise.
4186 * tree-loop-distribution.c: Likewise.
4187 * tree-ssa-loop-unswitch.c: Likewise.
4188 * cgraph.c: Likewise.
4189 * cgraph.h: Likewise.
4190 * tree-ssa-loop-manip.c: Likewise.
4191 * value-prof.c: Likewise.
4192 * tree-ssa-loop-ch.c: Likewise.
4193 * tree-tailcall.c: Likewise.
4194 * value-prof.h: Likewise.
4197 * tree-pass.h: Likewise.
4198 * ipa-cp.c: Likewise.
4199 * tree-scalar-evolution.c: Likewise.
4200 * tree-scalar-evolution.h: Likewise.
4201 * target.h: Likewise.
4202 * lambda-mat.c: Likewise.
4203 * tree-phinodes.c: Likewise.
4204 * diagnostic.h: Likewise.
4205 * builtins.c: Likewise.
4206 * tree-ssa-alias-warnings.c: Likewise.
4207 * cfghooks.c: Likewise.
4208 * fold-const.c: Likewise.
4209 * cfghooks.h: Likewise.
4210 * omp-low.c: Likewise.
4211 * tree-ssa-dse.c: Likewise.
4212 * ipa-reference.c: Likewise.
4213 * tree-ssa-uncprop.c: Likewise.
4214 * toplev.c: Likewise.
4215 * tree-gimple.c: Likewise.
4216 * tree-gimple.h: Likewise.
4217 * tree-chrec.c: Likewise.
4218 * tree-chrec.h: Likewise.
4219 * tree-ssa-sccvn.c: Likewise.
4220 * tree-ssa-sccvn.h: Likewise.
4221 * cgraphunit.c: Likewise.
4222 * tree-ssa-copyrename.c: Likewise.
4223 * tree-ssa-ccp.c: Likewise.
4224 * tree-ssa-loop-ivopts.c: Likewise.
4225 * tree-nomudflap.c: Likewise.
4226 * tree-call-cdce.c: Likewise.
4227 * ipa-pure-const.c: Likewise.
4228 * c-format.c: Likewise.
4229 * tree-stdarg.c: Likewise.
4230 * tree-ssa-math-opts.c: Likewise.
4231 * tree-ssa-dom.c: Likewise.
4232 * tree-nrv.c: Likewise.
4233 * tree-ssa-propagate.c: Likewise.
4234 * ipa-utils.c: Likewise.
4235 * tree-ssa-propagate.h: Likewise.
4236 * tree-ssa-alias.c: Likewise.
4237 * gimple-low.c: Likewise.
4238 * tree-ssa-sink.c: Likewise.
4239 * ipa-inline.c: Likewise.
4240 * c-semantics.c: Likewise.
4241 * dwarf2out.c: Likewise.
4243 * tree-ssa-loop-ivcanon.c: Likewise.
4244 * predict.c: Likewise.
4245 * tree-ssa-loop.c: Likewise.
4246 * tree-parloops.c: Likewise.
4247 * tree-ssa-address.c: Likewise.
4248 * tree-ssa-ifcombine.c: Likewise.
4249 * matrix-reorg.c: Likewise.
4250 * c-decl.c: Likewise.
4251 * tree-eh.c: Likewise.
4252 * c-pretty-print.c: Likewise.
4253 * lambda-trans.c: Likewise.
4254 * function.c: Likewise.
4255 * langhooks.c: Likewise.
4256 * ebitmap.h: Likewise.
4257 * tree-vectorizer.c: Likewise.
4258 * function.h: Likewise.
4259 * langhooks.h: Likewise.
4260 * tree-vectorizer.h: Likewise.
4261 * ipa-type-escape.c: Likewise.
4262 * ipa-type-escape.h: Likewise.
4263 * domwalk.c: Likewise.
4264 * tree-if-conv.c: Likewise.
4265 * profile.c: Likewise.
4266 * domwalk.h: Likewise.
4267 * tree-data-ref.c: Likewise.
4268 * tree-data-ref.h: Likewise.
4269 * tree-flow-inline.h: Likewise.
4270 * tree-affine.c: Likewise.
4271 * tree-vect-analyze.c: Likewise.
4272 * c-typeck.c: Likewise.
4273 * gimplify.c: Likewise.
4274 * coretypes.h: Likewise.
4275 * tree-ssa-phiopt.c: Likewise.
4276 * calls.c: Likewise.
4277 * tree-ssa-coalesce.c: Likewise.
4278 * tree.def: Likewise.
4279 * tree-dfa.c: Likewise.
4280 * except.c: Likewise.
4281 * except.h: Likewise.
4282 * cfgexpand.c: Likewise.
4283 * tree-cfgcleanup.c: Likewise.
4284 * tree-ssa-pre.c: Likewise.
4285 * tree-ssa-live.c: Likewise.
4286 * tree-sra.c: Likewise.
4287 * tree-ssa-live.h: Likewise.
4288 * tree-predcom.c: Likewise.
4289 * lambda.h: Likewise.
4290 * tree-mudflap.c: Likewise.
4291 * ipa-prop.c: Likewise.
4292 * print-tree.c: Likewise.
4293 * tree-ssa-copy.c: Likewise.
4294 * ipa-prop.h: Likewise.
4295 * tree-ssa-forwprop.c: Likewise.
4296 * ggc-page.c: Likewise.
4297 * c-omp.c: Likewise.
4298 * tree-ssa-dce.c: Likewise.
4299 * tree-vect-patterns.c: Likewise.
4300 * tree-ssa-ter.c: Likewise.
4301 * tree-nested.c: Likewise.
4302 * tree-ssa.c: Likewise.
4303 * lambda-code.c: Likewise.
4304 * tree-ssa-loop-prefetch.c: Likewise.
4305 * tree-inline.c: Likewise.
4306 * tree-inline.h: Likewise.
4307 * tree-iterator.c: Likewise.
4308 * tree-optimize.c: Likewise.
4309 * tree-ssa-phiprop.c: Likewise.
4310 * tree-vect-transform.c: Likewise.
4311 * tree-object-size.c: Likewise.
4312 * tree-outof-ssa.c: Likewise.
4313 * cfgloop.c: Likewise.
4314 * system.h: Likewise.
4315 * tree-profile.c: Likewise.
4316 * cfgloop.h: Likewise.
4317 * c-gimplify.c: Likewise.
4318 * c-common.c: Likewise.
4319 * tree-vect-generic.c: Likewise.
4320 * tree-flow.h: Likewise.
4321 * c-common.h: Likewise.
4322 * basic-block.h: Likewise.
4323 * tree-ssa-structalias.c: Likewise.
4324 * tree-switch-conversion.c: Likewise.
4325 * tree-ssa-structalias.h: Likewise.
4326 * tree-cfg.c: Likewise.
4327 * passes.c: Likewise.
4328 * ipa-struct-reorg.c: Likewise.
4329 * ipa-struct-reorg.h: Likewise.
4330 * tree-ssa-reassoc.c: Likewise.
4331 * cfgrtl.c: Likewise.
4332 * varpool.c: Likewise.
4334 * tree-ssanames.c: Likewise.
4335 * tree-ssa-threadedge.c: Likewise.
4336 * langhooks-def.h: Likewise.
4337 * tree-ssa-operands.c: Likewise.
4338 * config/alpha/alpha.c: Likewise.
4339 * config/frv/frv.c: Likewise.
4340 * config/s390/s390.c: Likewise.
4341 * config/m32c/m32c.c: Likewise.
4342 * config/m32c/m32c-protos.h: Likewise.
4343 * config/spu/spu.c: Likewise.
4344 * config/sparc/sparc.c: Likewise.
4345 * config/i386/i386.c: Likewise.
4346 * config/sh/sh.c: Likewise.
4347 * config/xtensa/xtensa.c: Likewise.
4348 * config/stormy16/stormy16.c: Likewise.
4349 * config/ia64/ia64.c: Likewise.
4350 * config/rs6000/rs6000.c: Likewise.
4351 * config/pa/pa.c: Likewise.
4352 * config/mips/mips.c: Likewise.
4354 2008-07-28 Simon Baldwin <simonb@google.com>
4356 * c-pragma.c (handle_pragma_message): New function.
4357 (init_pragma): Register handle_pragma_message.
4358 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
4361 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
4363 PR tree-optimization/35252
4364 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
4365 REALPART_EXPR to be considered as same load operation.
4367 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
4369 PR tree-optimization/36830
4370 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
4371 (expressions_equal_p): Return false if only one operand is null.
4373 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
4375 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
4376 version requirements.
4378 2008-07-26 Olivier Hainque <hainque@adacore.com>
4380 * collect2.c (symkind): New enum. Symbol kinds we care about.
4381 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
4382 code and head comment accordingly.
4383 (scan_prog_file): Use symkind names instead of bare integers.
4385 2008-07-25 Jan Hubicka <jh@suse.cz>
4387 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
4389 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
4390 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
4391 * dojump.c (clear_pending_stack_adjust): Likewise.
4392 * print-tree.c (print_node): Ignore DECL_INLINE.
4393 * tree-inline.c (inlinable_function_p): Likewise.
4395 2008-07-25 Michael Meissner <gnu@the-meissners.org>
4397 * doc/extend.texi (hot attribute): Document that the hot attribute
4398 turns on -O3 for some ports.
4399 (cold attribute): Document that the cold attribute turns on -Os
4402 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
4403 reflect function specific option support.
4405 * target.h (struct target_option_hooks): Add fields to say whether
4406 the cold attribute implies -Os and the hot attribute implies -O3.
4408 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
4409 By default, do not turn on -Os for cold functions.
4410 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
4411 not turn on -O3 for hot functions.
4413 * c-common.c (handle_hot_attribute): Use target hook to determine
4414 if hot functions should enable -O3.
4415 (handle_cold_attribute): Use target hook to determine if cold
4416 functions should enable -Os.
4418 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
4419 (override_options): Move disable scheduling to
4420 optimization_options.
4421 (optimization_options): Disable scheduling here, not
4423 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4424 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4426 * config/ia64/ia64.c (ia64_override_options): Move setting
4427 scheduling flags to ia64_optimization_options.
4428 (ia64_optimization_options): Disable scheduling options here, and
4429 not in ia64_override_options.
4430 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4431 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4433 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
4436 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
4438 2008-07-25 Martin Jambor <mjambor@suse.cz>
4440 PR tree-optimization/36926
4441 * ipa-prop.c (ipa_analyze_call_uses): Call
4442 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
4444 2008-07-25 Joseph Myers <joseph@codesourcery.com>
4446 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4447 movv2si_internal): Add mem = reg alternative.
4449 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
4452 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
4453 DEFAULT_PCC_STRUCT_RETURN to 127.
4455 2008-07-24 Jan Hubicka <jh@suse.cz>
4457 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
4458 (build_cgraph_edges): Likewise.
4459 * cgraph.c (cgraph_node): Do not update assembler hash.
4460 (cgraph_remove_node): Drop non-unit-at-a-time code.
4461 * tree-pass.h (pass_O0_always_inline): Remove.
4462 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
4463 * toplev.c (process_options): Flag unit-at-a-time does not imply
4465 * cgraphunit.c: Update comments.
4466 (decide_is_function_needed): Drop non-unit-at-a-time mode.
4467 (cgraph_assemble_pending_functions): Remove.
4468 (cgraph_reset_node): Drop non-unit-at-a-time code.
4469 (cgraph_finalize_function): Likewise.
4470 (cgraph_analyze_function): Likewise.
4471 (cgraph_finalize_compilation_unit): Likewise.
4472 (cgraph_expand_function): Likewise.
4473 (cgraph_optimize): Likesise.
4474 (save_inline_function_body): Likewise.
4475 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
4476 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
4477 * ipa-inline.c: Update comments.
4478 (enum inlining_mode): remove INLINE_SPEED.
4479 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
4480 (cgraph_mark_inline_edge): Likewise.
4481 (try_inline): Likewise.
4482 (cgraph_decide_inlining_incrementally): Likewise.
4483 (cgraph_gate_inlining): Remove.
4484 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
4485 (cgraph_gate_early_inlining): Likewise.
4486 (gate_inline_passes): Remove.
4487 (pass_inline_parameters, pass_ipa_inline): Remove gates.
4488 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
4489 pass_O0_always_inline): Remove.
4490 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
4491 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
4492 * opts.c (no_unit_at_a_time_default): Remove.
4493 (decode_options): Remove flag_unit_at_a_time reset and warning.
4494 * opts.h (no_unit_at_a_time_default): Remove.
4495 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
4496 early in GNU dialect.
4497 (merge_decls): Update comment; drop unit-at-a-time check.
4498 (finish_decl): Likewise.
4499 (grok_declaration): Remove flag_inline_trees code.
4500 (finish_functions): Return on function returning non-void on all
4502 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
4503 * cfgexpand.c (expand_one_static_var): Remove.
4504 (expand_one_var): Remove expand_one_static_var call.
4505 (expand_used_vars_for_block): Remove flag_unit_a_time check.
4506 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
4507 and flag_unit_at_a-time compatibility checks.
4508 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
4509 * tree-inline.c (flag_inline_trees): Remove.
4510 (inlinable_function_p): Don't check it.
4511 (expand_call_inline): Remove non-unit-at-a-time code.
4512 * tree-inline.h (flag_inline_trees): Remove.
4513 * tree-optimize.c (execute_early_local_optimizations): Remove
4514 unit-at-a-time checks.
4515 (tree_rest_of_compilation): Likewise.
4516 * combine.c (setup_incoming_promotions): Likewise.
4517 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
4518 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
4519 * passes.c (pass_inline_parameters): Update comments; remove
4520 O0_alwaysinline pass.
4521 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
4522 (execute_one_pass): Likewise.
4523 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
4524 (ix86_function_sseregparm): Likewise.
4525 * arm.c (arm_function_in_section_p): Likewise.
4526 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
4527 * varpool.c: Update comments.
4528 (decide_is_variable_needed): Remove unit-at-a-time checks.
4529 (varpool_finalize_decl): Likewise.
4531 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
4533 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
4535 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
4537 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
4539 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
4540 imp symbol extension.
4542 2008-07-23 Ian Lance Taylor <iant@google.com>
4544 * tree-vrp.c (infer_value_range): Ignore asm statements when
4545 looking for memory accesses for -fdelete-null-pointer-checks.
4547 2008-07-24 Ben Elliston <bje@au.ibm.com>
4549 * config/spu/spu-c.c (__vector_keyword): New variable.
4550 (vector_keyword): Likewise.
4551 (spu_categorize_keyword): New function.
4552 (spu_macro_to_expand): Likewise.
4553 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
4554 compiling an ISO C dialect.
4556 2008-07-24 Ben Elliston <bje@au.ibm.com>
4558 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
4561 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4563 * configure: Regenerate.
4564 * configure.ac: Require texinfo 4.7.
4565 * doc/install.texi: Document texinfo 4.7 requirement.
4567 2008-07-23 Martin Jambor <mjambor@suse.cz>
4569 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
4570 rather than for DECL_SAVED_TREE.
4571 * ipa-prop.c: Include diagnostic.h.
4572 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
4574 (ipa_detect_param_modifications): Function rewritten from scratch.
4575 (ipa_compute_jump_functions): Changed accesses to modification flags.
4576 (ipa_free_node_params_substructures): Update flags destruction.
4577 (ipa_node_duplication_hook): Update flags duplication.
4578 (ipa_print_all_params_modified): Updated flag access.
4579 * ipa-prop.h (struct ipa_param_flags): New structure.
4580 (struct ipa_node_params): New field modification_analysis_done,
4581 modified_flags changed into param_flags.
4582 (ipa_is_ith_param_modified): Changed to use new flags.
4583 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
4585 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
4586 ipa-cp.c and split into two functions.
4587 (ipa_print_node_jump_functions): New function.
4588 (compute_scalar_jump_functions): New function.
4589 (type_like_member_ptr_p): New function.
4590 (compute_pass_through_member_ptrs): New function.
4591 (fill_member_ptr_cst_jump_function): New function.
4592 (determine_cst_member_ptr): New function.
4593 (compute_cst_member_ptr_arguments): New function.
4594 (ipa_compute_jump_functions): Complete rewrite.
4595 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
4596 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
4597 (struct ipa_member_ptr_cst): New structure.
4598 (union jump_func_value): New field member_cst.
4599 * ipa-cp.c (ipcp_lat_is_insertable): New function.
4600 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
4601 jump function types.
4602 (ipcp_print_all_lattices): Slight fprintf rearrangement.
4603 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
4604 instead of ipcp_print_all_jump_functions.
4605 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
4606 only for replacable scalars.
4608 * doc/invoke.texi (Optimize options): Add description of
4609 -findirect-inlining.
4610 * common.opt (flag_indirect_inlining): New flag.
4611 * opts.c (decode_options): Set flag_indirect_inlining when
4614 * ipa-inline.c: Include ipa-prop.h.
4615 (inline_indirect_intraprocedural_analysis): New function.
4616 (inline_generate_summary): Allocate parameter and argument info
4617 structures, call inline_indirect_intraprocedural_analysis on each
4618 node when doing indirect inlining and deallocate indirect inlining
4619 data structures in the end.
4620 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
4621 (free_all_ipa_structures_after_iinln): New function.
4622 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
4624 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
4626 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
4627 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
4628 of computing the frequency separately.
4629 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
4630 of computing the frequency separately.
4631 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
4632 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
4633 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
4634 (ipa_get_stmt_member_ptr_load_param): New function.
4635 (ipa_is_ssa_with_stmt_def): New function.
4636 (ipa_note_param_call): New function.
4637 (ipa_analyze_call_uses): New function.
4638 (ipa_analyze_stmt_uses): New function.
4639 (ipa_analyze_params_uses): New function.
4640 (ipa_free_node_params_substructures): Also free the param_calls linked
4642 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
4643 (ipa_print_node_param_flags): New function.
4644 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
4645 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
4646 * ipa-prop.h (struct ipa_param_flags): New field called.
4647 (struct ipa_param_call_note): New structure.
4648 (struct ipa_node_params): New fields param_calls and
4650 (ipa_is_ith_param_called): New function.
4651 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4652 ipa_analyze_params_uses and dump parameter flags.
4654 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
4655 ipa_propagate_indirect_call_infos if performing indirect inlining,
4656 pass a new parameter new_edges to it.
4657 (add_new_edges_to_heap): New fucntion.
4658 (cgraph_decide_inlining_of_small_functions): New vector
4659 new_indirect_edges for newly found indirect edges , call
4660 ipa_propagate_indirect_call_infos after inlining.
4661 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
4662 inlining if performing indirect inlining. Call
4663 free_all_ipa_structures_after_iinln when doing so too.
4664 (inline_generate_summary): Do not call
4665 free_all_ipa_structures_after_iinln here.
4666 * ipa-prop.c (update_jump_functions_after_inlining): New function.
4667 (print_edge_addition_message): New function.
4668 (update_call_notes_after_inlining): New function.
4669 (propagate_info_to_inlined_callees): New function.
4670 (ipa_propagate_indirect_call_infos): New function.
4671 * ipa-prop.h: Include cgraph.h
4672 (struct ipa_param_call_note): Fields reordered, new field processed.
4673 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
4675 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
4676 rediscovered call statements.
4677 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
4678 (dump_cgraph_node): Dump also the indirect_call flag.
4679 (cgraph_clone_edge): Copy also the indirect_call flag.
4680 * tree-inline.c (copy_bb): Do not check for fndecls from call
4681 expressions, check for edge availability when moving clones.
4682 (get_indirect_callee_fndecl): New function.
4683 (expand_call_inline): If callee declaration is not apprent from
4684 the statement, try calling get_indirect_callee_fndecl. Do not
4685 issue warnings or call sorry when not inlinings an indirect edge.
4686 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
4688 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
4689 bit more frandly to matching.
4690 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
4691 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
4692 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
4694 2008-07-23 Michael Meissner <gnu@the-meissners.org>
4697 * opth-gen.awk: Suppress function specific features when building
4699 * optc-gen.awk: Ditto.
4701 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4704 * diagnostic.c (pedwarn): Add opt parameter.
4706 * c-tree.h (pedwarn_init): Add opt parameter.
4707 (pedwarn_c90): Likewise.
4708 (pedwarn_c99): Likewise.
4709 * c-errors.c (pedwarn_c99): Likewise.
4710 (pedwarn_c90): Likewise.
4711 * toplev.h (pedwarn): Update declaration.
4712 (pedwarn0): Declare.
4713 * c-lex.c: All calls to pedwarn changed.
4714 * builtins.c: All calls to pedwarn changed.
4715 * toplev.c: All calls to pedwarn changed.
4716 * c-decl.c: All calls to pedwarn changed.
4717 * c-typeck.c: All calls to pedwarn changed.
4718 * c-common.c: All calls to pedwarn changed.
4719 * c-parser.c: All calls to pedwarn changed.
4721 2008-07-23 Michael Meissner <gnu@the-meissners.org>
4722 Karthik Kumar <karthikkumar@gmail.com>
4724 * attribs.c (file scope): Include c-common.h.
4725 (decl_attributes): Add support for #pragma GCC optimize and
4728 * targhooks.c (default_can_inline_p): New function that is the
4729 default for the TARGET_CAN_INLINE_P target hook.
4731 * targhooks.h (default_can_inline_p): Add declaration.
4733 * tree.c (cl_optimization_node): New static tree for building
4734 OPTIMIZATION_NODE tree.
4735 (cl_target_option_node): New static tree for building
4736 TARGET_OPTION_NODE tree.
4737 (cl_option_hash_table): New hash table for hashing
4738 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
4739 (cl_option_hash_hash): New function to provide the hash value for
4740 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
4741 (cl_option_hash_eq): New function to provide an equality test for
4742 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
4743 (tree_code_size): Add support for OPTIMIZATION_NODE and
4744 TARGET_OPTION_NODE trees.
4745 (tree_code_structure): Add support for OPTIMIZATION_NODE and
4746 TARGET_OPTION_NODE trees.
4747 (build_optimization_node): Build a tree that has all of the
4748 current optimization options.
4749 (build_target_option_node): Build a tree that has the target
4750 options that might be changed on a per function basis.
4752 * tree.h (file scope): Include options.h.
4753 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
4754 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
4755 (TREE_OPTIMIZATION): Ditto.
4756 (TREE_TARGET_SPECIFIC): Ditto.
4757 (struct tree_function_decl): Add fields for remembering the
4758 current optimization options and target specific options.
4759 (struct tree_optimization_option): New tree variant that remembers
4760 the optimization options.
4761 (struct tree_target_option): New tree variant that remembers the
4762 target specific flags that might change for compiling a particular
4764 (union tree_node): Include tree_optimization_option and
4765 tree_target_option fields.
4766 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
4767 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
4768 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
4769 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
4770 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
4771 optimization and target options.
4772 (optimization_default_node): New macro to refer to global_trees
4774 (optimization_current_node): Ditto.
4775 (optimization_cold_node): Ditto.
4776 (optimization_hot_node): Ditto.
4777 (target_option_default_node): Ditto.
4778 (target_option_current_node): Ditto.
4779 (current_option_pragma): Ditto.
4780 (current_optimize_pragma): Ditto.
4782 * target.h (struct gcc_target): Add valid_option_attribute_p,
4783 target_option_save, target_option_restore, target_option_print,
4784 target_option_pragma_parse, and can_inline_p hooks.
4786 * toplev.h (parse_optimize_options): Add declaration.
4787 (fast_math_flags_struct_set_p): Ditto.
4789 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
4790 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
4793 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
4794 tree_can_inline_p hook to see if one function can inline another.
4795 (cgraph_decide_inlining): Ditto.
4796 (cgraph_decide_inlining_incrementally): Ditto.
4798 * opts.c (decode_options): Add support for running multiple times
4799 to allow functions with different target or optimization options
4800 than was specified on the command line.
4801 (fast_math_flags_struct_set_p): New function that is similar to
4802 fast_math_flags_set_p, except it uses the values in the
4803 cl_optimization structure instead of global variables.
4805 * optc-gen.awk: Add support for TargetSave to allow a back end to
4806 declare new fields that need to be saved when using function
4807 specific options. Include flags.h and target.h in the options.c
4808 source. Add support for Save to indicate which options can be set
4809 for individual functions. Generate cl_optimize_save,
4810 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
4811 cl_target_option_restore, cl_target_option_print functions to
4812 allow functions to use different optimization or target options.
4814 * opt-functions.awk (var_type_struct): Return the type used for
4815 storing the field in a structure.
4817 * opth-gen.awk: Add support for TargetSave to allow a back end to
4818 declare new fields that need to be saved when using function
4819 specific options. Add support for Save to indicate which options
4820 can be set for individual functions. Only generate one extern for
4821 Mask fields. Generate cl_optimization and cl_target_option
4822 structures to remember optimization and target options.
4824 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
4825 collecting new tree nodes.
4826 (TS_TARGET_OPTION): Ditto.
4828 * c-decl.c (merge_decls): Merge function specific target and
4829 optimization options.
4831 * function.c (invoke_set_current_function_hook): If the function
4832 uses different optimization options, change the global variables
4835 * coretypes.h (struct cl_optimization): Add forward reference.
4836 (struct cl_target_option): Ditto.
4838 * c-pragma.c (option_stack): New static vector to remember the
4839 current #pragma GCC option stack.
4840 (handle_pragma_option): New function to support #pragma GCC option
4841 to change target options.
4842 (optimize_stack): New static vector to remember the current
4843 #pragma GCC optimize stack.
4844 (handle_pragma_optimize): New function to support #pragma GCC
4845 optimize to change optimization options.
4846 (init_pragma): Add support for #pragma GCC optimize and #pragma
4849 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
4850 optimization options.
4851 (TARGET_OPTION_NODE): New tree code for remembering certain target
4854 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
4855 TARGET_OPTION_NODE trees.
4857 * common.opt (-O): Add Optimization flag.
4859 (-fmath-errno): Ditto.
4860 (-falign-functions): Add UInteger flag to make sure flag gets full
4861 int in cl_optimization structure.
4862 (-falign-jumps): Ditto.
4863 (-falign-labels): Ditto.
4864 (-falign-loops): Ditto.
4865 (-fsched-stalled-insns): Ditto.
4866 (-fsched-stalled-insns-dep): Ditto.
4868 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
4870 (TARGET_OPTION_SAVE): Ditto.
4871 (TARGET_OPTION_RESTORE): Ditto.
4872 (TARGET_OPTION_PRINT): Ditto.
4873 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
4874 (TARGET_CAN_INLINE_P): Ditto.
4875 (TARGET_INITIALIZER): Add new hooks.
4877 * tree-inline.c (tree_can_inline_p): New function to determine
4878 whether one function can inline another. Check if the functions
4879 use compatible optimization options, and also call the backend
4882 * tree-inline.h (tree_can_inline_p): Add declaration.
4884 * c-common.c (c_common_attribute): Add support for option and
4885 optimize attributes.
4886 (handle_option_attribute): Add support for the option attribute to
4887 allow the user to specify different target options for compiling a
4889 (handle_optimize_attribute): Add support for the optimize
4890 attribute to allow the user to specify different optimization
4891 options for compiling a specific function.
4892 (handle_hot_attribute): Turn on -O3 optimization for this one
4893 function if it isn't the default optimization level.
4894 (handle_cold_attribute): Turn on -Os optimization for this one
4895 function if it insn't the default optimization.
4896 (const_char_p): New const char * typedef.
4897 (optimize_args): New static vector to remember the optimization
4899 (parse_optimize_options): New function to set up the optimization
4900 arguments from either the optimize attribute or #pragma GCC optimize.
4902 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
4903 (builtin_define_std): Ditto.
4905 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
4906 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
4907 (x86_64-*-*): Ditto.
4909 * Makefile.in (TREE_H): Add options.h.
4910 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
4912 * doc/extend.texi (option attribute): Document new attribute.
4913 (optimize attribute): Ditto.
4914 (hot attribute): Document hot attribute sets -O3.
4915 (cold attribute): Document cold attribute sets -Os.
4916 (#pragma GCC option): Document new pragma.
4917 (#pragma GCC optimize): Ditto.
4919 * doc/options.texi (TargetSave): Document TargetSave syntax.
4920 (UInteger): Document UInteger must be used for certain flags.
4921 (Save): Document Save option to create target specific options
4922 that can be saved/restored on a function specific context.
4924 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
4925 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
4927 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
4928 (TARGET_OPTION_SAVE): Ditto.
4929 (TARGET_OPTION_RESTORE): Ditto.
4930 (TARGET_OPTION_PRINT): Ditto.
4931 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
4932 (TARGET_CAN_INLINE_P): Ditto.
4934 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
4936 (-mfpmath=both): Ditto.
4938 2008-07-23 Michael Meissner <gnu@the-meissners.org>
4939 Karthik Kumar <karthikkumar@gmail.com>
4941 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
4942 (TARGET_POPCNT): Ditto.
4943 (TARGET_SAHF): Ditto.
4944 (TARGET_AES): Ditto.
4945 (TARGET_PCLMUL): Ditto.
4946 (TARGET_CMPXCHG16B): Ditto.
4947 (TARGET_RECIP): Move switch into target_flags.
4948 (TARGET_FUSED_MADD): Ditto.
4949 (ix86_arch_features): Make an unsigned char type.
4950 (ix86_tune_features): Ditto.
4951 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
4952 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
4953 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
4955 * config/i386/i386.opt (arch): New TargetSave field to define
4956 fields that need to be saved for function specific option support.
4959 (branch_cost): Ditto.
4960 (ix86_isa_flags_explicit): Ditto.
4961 (tune_defaulted): Ditto.
4962 (arch_specified): Ditto.
4963 (-m128-long-double): Add Save flag to save option for target
4964 specific option support.
4966 (-maccumulate-outgoing-args): Ditto.
4967 (-malign-double): Ditto.
4968 (-malign-stringops): Ditto.
4969 (-mfancy-math-387): Ditto.
4970 (-mhard-float): Ditto.
4972 (-minline-all-stringops): Ditto.
4973 (-minline-stringops-dynamically): Ditto.
4974 (-mms-bitfields): Ditto.
4975 (-mno-align-stringops): Ditto.
4976 (-mno-fancy-math-387): Ditto.
4977 (-mno-push-args): Ditto.
4978 (-mno-red-zone): Ditto.
4979 (-mpush-args): Ditto.
4980 (-mred-zone): Ditto.
4982 (-msseregparm): Ditto.
4983 (-mstack-arg-probe): Ditto.
4998 (-mrecip): Move flag into target_flags.
5000 (-mno-fused-madd): Ditto.
5001 (-mfused-madd): Ditto.
5002 (-mabm): Move flag into ix86_isa_flags.
5009 * config/i386/i386-c.c: New file for #pragma support.
5010 (ix86_target_macros_internal): New function to #define or #undef
5011 target macros based when the user uses the #pragma GCC option to
5012 change target options.
5013 (ix86_pragma_option_parse): New function to add #pragma GCC option
5015 (ix86_target_macros): Move defining the target macros here from
5016 TARGET_CPU_CPP_BUILTINS in i386.h.
5017 (ix86_register_pragmas): Register the #pragma GCC option hook. If
5018 defined, initialize any subtarget #pragmas.
5020 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
5021 REGISTER_TARGET_PRAGMAS.
5023 * config/i386/t-i386: New file for x86 dependencies.
5024 (i386.o): Make dependencies mirror the include files used.
5025 (i386-c.o): New file, add dependencies.
5027 * config/i386/i386-protos.h (override_options): Add bool argument.
5028 (ix86_valid_option_attribute_tree): Add declaration.
5029 (ix86_target_macros): Ditto.
5030 (ix86_register_macros): Ditto.
5032 * config/i386/i386.c (ix86_tune_features): Move initialization of
5033 the target masks to initial_ix86_tune_features to allow functions
5034 to have different target options. Make type unsigned char,
5035 instead of unsigned int.
5036 (initial_ix86_tune_features): New static vector to hold processor
5037 masks for the tune variables.
5038 (ix86_arch_features): Move initialization of the target masks to
5039 initial_ix86_arch_features to allow functions to have different
5040 target options. Make type unsigned char, instead of unsigned int.
5041 (initial_ix86_arch_features): New static vector to hold processor
5042 masks for the arch variables.
5043 (enum ix86_function_specific_strings): New enum to describe the
5044 string options used for attribute((option(...))).
5045 (ix86_target_string): New function to return a string that
5046 describes the target options.
5047 (ix86_debug_options): New function to print the current options in
5049 (ix86_function_specific_save): New function hook to save the
5050 function specific global variables in the cl_target_option structure.
5051 (ix86_function_specific_restore): New function hook to restore the
5052 function specific variables from the cl_target_option structure to
5053 the global variables.
5054 (ix86_function_specific_print): New function hook to print the
5055 target specific options in the cl_target_option structure.
5056 (ix86_valid_option_attribute_p): New function hook to validate
5057 attribute((option(...))) arguments.
5058 (ix86_valid_option_attribute_tree): New function that is common
5059 code between attribute((option(...))) and #pragma GCC option
5060 support that parses the options and returns a tree holding the options.
5061 (ix86_valid_option_attribute_inner_p): New helper function for
5062 ix86_valid_option_attribute_tree.
5063 (ix86_can_inline_p): New function hook to decide if one function
5064 can inline another on a target specific basis.
5065 (ix86_set_current_function); New function hook to switch target
5066 options if the user used attribute((option(...))) or #pragma GCC
5068 (ix86_tune_defaulted): Move to static file scope from
5070 (ix86_arch_specified): Ditto.
5071 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
5073 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
5074 (OPTION_MASK_ISA_ABM_SET): Ditto.
5075 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
5076 (OPTION_MASK_ISA_CX16_SET): Ditto.
5077 (OPTION_MASK_ISA_SAHF_SET): Ditto.
5078 (OPTION_MASK_ISA_AES_UNSET): Ditto.
5079 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
5080 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
5081 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
5082 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
5083 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
5084 (struct ptt): Move to static file scope from override_options.
5085 (processor_target_table): Ditto.
5087 (ix86_handle_option): Add support for options that are now isa options.
5088 (override_options): Add support for declaring functions that
5089 support different target options than were specified on the
5090 command line. Move struct ptt, processor_target_table, cpu_names,
5091 ix86_tune_defaulted, ix86_arch_specified to static file scope.
5092 Add bool argument. Fix up error messages so the appropriate error
5093 is given for either command line or attribute.
5094 (ix86_previous_fndecl): New static to remember previous function
5095 declaration to see if we need to change target options.
5096 (ix86_builtins_isa): New array to record the ISA of each builtin
5098 (def_builtin): Always create the builtin function, even if the
5099 current ISA doesn't support it.
5100 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
5101 tests for those builtins.
5102 (ix86_init_builtins): Remove TARGET_MMX test for calling
5103 ix86_init_mmx_sse_builtins.
5104 (ix86_expand_builtin): If the current ISA doesn't support a given
5105 builtin, signal an error.
5106 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
5107 (TARGET_SET_CURRENT_FUNCTION): Ditto.
5108 (TARGET_OPTION_SAVE): Ditto.
5109 (TARGET_OPTION_RESTORE): Ditto.
5110 (TARGET_OPTION_PRINT): Ditto.
5111 (TARGET_CAN_INLINE_P): Ditto.
5113 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
5115 * c-typeck.c (build_external_ref): Don't call assemble_external.
5116 * final.c (output_operand): Call assemble_external.
5118 2008-07-21 DJ Delorie <dj@redhat.com>
5120 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
5121 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
5123 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5125 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
5126 original insn and splitter contents into ...
5127 ("*div<mode>3_fast"): ... this new pattern. Enable only if
5128 flag_unsafe_math_optimizations. Add dummy scratch register.
5129 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
5130 !flag_unsafe_math_optimizations. Returns number with next
5131 highest magnitude if this is still less or equal to the true
5132 quotient in magnitude.
5134 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
5136 * Makefile.in: Replace toplev.h with TOPLEV_H.
5137 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
5138 * c-lex.c (fe_file_change): Don't set in_system_header.
5139 * c-parser.c (c_token): Remove in_system_header.
5140 (c_lex_one_token): Don't set in_system_header.
5141 (c_parser_set_source_position_from_token): Don't set in_system_header.
5142 * diagnostic.c (diagnostic_report_diagnostic): Use location from
5145 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
5146 * flags.h (in_system_header): Remove.
5147 * function.c (saved_in_system_header): Remove.
5148 (push_cfun): Don't set in_system_header.
5149 (pop_cfun): Don't set in_system_header.
5150 (push_struct_function): Don't set in_system_header.
5151 * input.h (expanded_location): Add sysp.
5152 (in_system_header_at): New.
5153 (in_system_header): New.
5154 * toplev.c (in_system_header): Remove.
5155 * toplev.h: Include input.h
5157 * tree-cfg.c (execute_warn_function_return): Call warning_at.
5158 * tree-ssa.c (warn_uninit): Call warning_at.
5159 (warn_uninitialized_var): Update calls to warn_uninit.
5160 (warn_uninitialized_phi): Update calls to warn_uninit.
5161 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
5162 (expand_location): Initialize xloc.sysp.
5163 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
5164 (tree_decl_with_vis): Remove in_system_header_flag.
5166 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
5169 * recog.c (asm_operand_ok): Change the order of the extra
5170 memory constraint checks.
5172 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5175 * tree-switch-conversion.c (build_one_array): Call
5176 varpool_mark_needed_node and varpool_finalize_decl
5177 instead of assemble_variable.
5179 2008-07-19 Jan Hubicka <jh@suse.cz>
5181 * cgraph.c (cgraph_add_new_function): Do early local passes.
5182 * tree-nrv.c (gate_pass_return_slot): New gate.
5183 (pass_nrv): Add the gate.
5184 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
5186 (coalesce_ssa_name): Coalesce SSA names.
5187 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
5188 not optimizing so unused user vars remains visible.
5189 * common.opt (flag_tree_ter): Always enable by default.
5190 * tree-ssa-ter.c: Include flags.h
5191 (is_replaceable_p): Check that locations match; when aliasing is missing
5192 be conservative about loads.
5193 * tree-optimize.c (gate_init_datastructures): Remove.
5194 (pass_init_datastructures): New.
5195 * passes.c: Reorder passes so we always go into SSA.
5197 2008-07-19 Jan Hubicka <jh@suse.cz>
5199 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
5200 * doc/invoke.texi (--combine): Likewise.
5201 (-finline-functions-called-once): Update levels when enabled.
5202 (-funit-at-a-time): Document new behaviour.
5203 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
5204 -fno-section-anchors when disabled explicitly.
5205 (inline params): They are not ignored now.
5206 (precompiled headers): Remove unit-at-a-time as being incompatible.
5207 * opts.c (decode_options): Handle unit-at-a-time as alias;
5208 imply -fno-section-anchors when toplevel reorder is disabled
5210 * common.opt (ftoplevel-reorder): Set default value to 2.
5211 (funit-at-a-time): Set default value to 1.
5212 * config/rs6000/rs6000.c (optimization_options): Set section anchors
5215 2008-07-19 Jan Hubicka <jh@suse.cz>
5217 * builtins.c (expand_builtin_int_roundingfn,
5218 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
5221 2008-07-19 Richard Guenther <rguenther@suse.de>
5224 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
5225 * tree-ssa-sccvn.c (get_constant_value_id): New function.
5226 * tree-ssa-pre.c (get_expr_value_id): For newly created
5227 constant value-ids make sure to add the expression to its
5230 2008-07-19 Jakub Jelinek <jakub@redhat.com>
5233 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
5234 return value of the builtin is ignored.
5236 2008-07-19 Olivier Hainque <hainque@adacore.com>
5238 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
5239 bits, a C conformant malloc implementation has to provide.
5240 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
5242 2008-07-19 Joseph Myers <joseph@codesourcery.com>
5246 * reload.c (find_reloads_subreg_address): Only reload address if
5247 reloaded == 0, not for reloaded != 1.
5250 2008-07-16 Joseph Myers <joseph@codesourcery.com>
5251 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
5252 (m32c_legitimate_address_p): Handle "++rii" addresses created by
5253 m32c_legitimize_reload_address.
5255 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5256 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
5257 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
5259 2008-07-19 Olivier Hainque <hainque@adacore.com>
5261 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
5262 argument, saying whether nested array are to be collapsed
5263 into a single array type DIE with multiple subscripts.
5264 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
5265 issues, centralize the nested array types collapsing control and
5266 disable the transformation for Ada.
5268 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
5271 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
5273 (x86_64_shift_adj_2): New expander.
5274 (x86_64_shift_adj_3): Ditto.
5275 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
5276 to split TImode operands.
5277 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
5278 (ix86_split_lshr): Ditto.
5280 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
5282 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
5283 and __CHAR32_TYPE__.
5284 * c-typeck.c (digest_init): Support char16_t and char32_t.
5285 (set_nonincremental_init_from_string): Idem.
5287 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
5290 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
5291 PREFERRED_STACK_BOUNDARY.
5292 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5294 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
5297 * function.c (locate_and_pad_parm): Cap boundary earlier.
5299 2008-07-17 Julian Brown <julian@codesourcery.com>
5301 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
5302 no-op for targets which don't use DLLs.
5304 2008-07-17 Martin Jambor <mjambor@suse.cz>
5306 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
5307 that nodes are relevant by examining the node->analyzed flag.
5308 (ipcp_init_stage): Check which nodes are relevant, assert that the
5309 relevant ones are also required.
5310 (ipcp_propagate_stage): Check on the side arrays are properly
5312 (ipcp_print_all_jump_functions): Make sure not to touch any node
5313 that is not analyzed or an edge that does not have a corresponding
5314 entry in the on-the-side vectors.
5315 (ipcp_function_scale_print): Likewise.
5316 (ipcp_update_callgraph): Check that the node is relevant.
5317 (ipcp_insert_stage): Check that the node is relevant. Check there is
5318 an info for every node and edge.
5319 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
5320 (ipa_print_all_tree_maps): Likewise and a new variable info.
5321 (ipa_print_all_params_modified): Likewise.
5322 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
5324 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
5327 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
5329 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
5331 PR rtl-optimization/36753
5332 * fwprop.c (use_killed_between): Don't shortcut
5333 single-definition global registers.
5335 2008-07-16 Jan Hubicka <jh@suse.cz>
5337 * cgraph.h (varpool_empty_needed_queue): Declare.
5338 * cgraphunit.c (output_in_order): Mark all variables as needed;
5340 * varpool.c (varpool_assemble_node): Update debug queue.
5341 (varpool_assemble_pending_decls): Don't do it here.
5342 (varpool_empty_needed_queue): New function.
5344 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5346 * recog.c (peephole2_optimize): Fix formatting.
5348 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5350 * c-pch.c (get_ident): Avoid C++ keywords.
5351 * combine-stack-adj.c (single_set_for_csa): Likewise.
5352 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
5353 output_asm_insn): Likewise.
5354 * reload.c (push_secondary_reload, find_reusable_reload,
5355 push_reload, combine_reloads, find_reloads,
5356 debug_reload_to_stream): Likewise.
5357 * reload.h (struct reload): Likewise.
5358 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
5359 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
5360 emit_output_reload_insns): Likewise.
5361 * targhooks.c (default_secondary_reload): Likewise.
5362 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
5364 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5366 * recog.c (validate_change_1, validate_change,
5367 validate_unshare_change, validate_replace_rtx_1, struct
5368 funny_match, constrain_operands, peephole2_optimize): Avoid C++
5370 * reload.c (push_secondary_reload, secondary_reload_class,
5371 scratch_reload_class, find_valid_class, find_reusable_reload,
5372 push_reload, find_dummy_reload, find_reloads_address_1,
5373 find_reloads_address_part, find_equiv_reg): Likewise.
5374 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
5375 choose_reload_regs): Likewise.
5376 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
5378 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
5379 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5380 * sched-rgn.c (concat_INSN_LIST): Likewise.
5381 * stor-layout.c (mode_for_size, mode_for_size_tree,
5382 smallest_mode_for_size): Likewise.
5384 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5386 * cfg.c (dump_reg_info): Avoid C++ keywords.
5387 * dwarf2asm.c (dw2_force_const_mem,
5388 dw2_asm_output_encoded_addr_rtx): Likewise.
5389 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
5390 * expmed.c (expand_shift): Likewise.
5391 * global.c (find_reg): Likewise.
5392 * graph.c (draw_edge): Likewise.
5393 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
5394 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
5395 widen_clz, widen_bswap, expand_parity, expand_unop,
5396 emit_cmp_and_jump_insn_1): Likewise.
5397 * postreload.c (reload_cse_simplify_operands): Likewise.
5398 * ra.h (add_neighbor): Likewise.
5399 * reg-stack.c (remove_regno_note, change_stack): Likewise.
5400 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
5401 record_reg_classes, copy_cost, record_address_regs,
5402 invalid_mode_change_p): Likewise.
5403 * regrename.c (regrename_optimize, scan_rtx_reg,
5404 dump_def_use_chain, find_oldest_value_reg,
5405 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
5407 2008-07-16 David Edelsohn <edelsohn@gnu.org>
5409 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
5410 MASK_POWERPC64 for power4 in previous commit.
5412 2008-07-16 Olivier Hainque <hainque@adacore.com>
5414 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
5415 instead of bare conversion to cast const-ness away.
5417 2008-07-16 Anatoly Sokolov <aesok@post.ru>
5419 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
5420 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
5421 * config/xtensa/xtensa.c (xtensa_function_value): New function.
5422 (TARGET_FUNCTION_VALUE): Define.
5424 2008-07-16 David Edelsohn <edelsohn@gnu.org>
5426 * config/rs6000/rs6000.c (processor_target_table): Add
5427 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
5429 2008-07-16 Joseph Myers <joseph@codesourcery.com>
5432 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
5433 (m32c_legitimate_address_p): Handle "++rii" addresses created by
5434 m32c_legitimize_reload_address.
5436 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
5438 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
5439 DECL_IN_SYSTEM_HEADER in sync.
5441 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
5443 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
5444 * tree-ssa-pre.c (pre_expr_eq): Ditto
5445 (get_constant_for_value_id): Take a type as an argument.
5446 (fully_constant_expression): Pass in type.
5447 (find_or_generate_expression): Short circuit constant case.
5448 (create_expression_by_pieces): Remove special casing of
5450 (do_regular_insertion): Short circuit constant case.
5451 (do_partial_partial_insertion): Ditto.
5453 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5456 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
5458 2008-07-15 Bob Wilson <bob.wilson@acm.org>
5460 * config/xtensa/libgcc-xtensa.ver: New file.
5461 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
5463 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5465 * df-problems.c (df_set_note): Avoid C++ keywords.
5466 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
5467 * dse.c (record_store, remove_useless_values): Likewise.
5468 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
5469 gen_reg_rtx_offset, operand_subword, change_address_1,
5470 change_address, adjust_address_1, offset_address,
5471 widen_memory_access, emit_copy_of_insn_after): Likewise.
5472 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
5473 * fwprop.c (should_replace_address, propagate_rtx_1,
5474 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
5476 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
5477 gcse_emit_move_after, update_ld_motion_stores): Likewise.
5478 * lcm.c (compute_insert_delete, pre_edge_lcm,
5479 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
5480 * lower-subreg.c (resolve_reg_notes): Likewise.
5481 * mode-switching.c (optimize_mode_switching): Likewise.
5483 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5485 * bt-load.c (add_btr_def, migrate_btr_def,
5486 branch_target_load_optimize): Avoid C++ keywords.
5487 * caller-save.c (insert_restore, insert_save, insert_one_insn):
5489 * combine.c (subst, simplify_set, make_extraction,
5490 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
5491 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
5492 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
5494 2008-07-15 Richard Guenther <rguenther@suse.de>
5497 * c-common.c (strict_aliasing_warning): Do not warn for
5498 TYPE_REF_CAN_ALIAS_ALL pointers.
5499 (c_common_get_alias_set): may_alias types are not special.
5500 * tree.c (build_pointer_type_for_mode): Look up the may_alias
5501 attribute and set can_ref_all accordingly.
5502 (build_reference_type_for_mode): Likewise.
5503 * doc/extend.texi (may_alias): Clarify.
5505 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5508 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
5509 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
5511 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5514 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
5515 gcc_assert, instead call output_operand_lossage.
5517 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
5519 * builtins.c (std_canonical_va_list): Treat structure based
5522 2008-07-15 Ben Elliston <bje@au.ibm.com>
5524 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
5526 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
5528 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
5531 2008-07-14 Jan Hubicka <jh@suse.cz>
5533 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
5534 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
5535 fix predicates and constraints.
5536 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
5537 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
5539 2008-07-14 Doug Kwan <dougkwan@google.com>
5541 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
5542 additional option file arm/eabi.opt.
5543 * config/arm/eabi.h (File): New configuration file for EABI targets.
5544 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
5545 SUBSUBTARGET_EXTRA_SPECS.
5546 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
5547 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
5548 from STARTFILE_SPEC so that it can be referenced in an override.
5549 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
5550 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
5551 can be referenced in an override.
5552 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
5553 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
5554 so that it can be referenced in an override.
5555 (LINK_SPEC): Use BPABI_LINK_SPEC.
5556 * config/arm/eabi.opt (File): New.
5558 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5560 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
5561 (FIXED_VALUE_H): New variable.
5562 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
5563 input.h, fixed-value.h.
5564 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
5565 (BASIC_BLOCK_H): Use $(BITMAP_H).
5566 (FUNCTION_H): Add varray.h.
5567 (IPA_REFERENCE_H): Use $(BITMAP_H).
5568 (CGRAPH_H): Add $(BASIC_BLOCK_H).
5569 (DF_H): Use $(BITMAP_H).
5570 (GGC_H): Add statistics.h.
5572 (INSN_ATTR_H): Use it.
5573 (SYSTEM_H): Add safe-ctype.h, filenames.h.
5575 (SYMTAB_H): Add $(OBSTACK_H).
5576 (CPP_INTERNAL_H): New.
5577 (TREE_DUMP_H): Add tree-pass.h.
5578 (TREE_FLOW_H): Use $(BITMAP_H)
5579 (PRETTY_PRINT_H): Use $(INPUT_H).
5580 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
5583 (many object files): Fix lots of header dependencies throughout.
5585 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5587 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
5589 (s-gtyp-input): Use them to write tmp-gi.list.
5590 (echo_to_gi.list): Remove.
5592 2008-07-14 Richard Guenther <rguenther@suse.de>
5594 * tree-ssa-sccvn.c (pre_info): Remove.
5595 (switch_to_PRE_table): Likewise.
5596 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
5597 (set_hashtable_value_ids): Do not create value-ids for the
5599 (run_scc_vn): Remove double test. Remove bogus special-case
5600 in value-number printing.
5601 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
5602 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
5604 * tree-flow-inline.h (get_value_handle): Remove.
5605 * tree-flow.h (get_value_handle): Remove.
5607 2008-07-14 Martin Jambor <mjambor@suse.cz>
5609 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
5610 in which we generate arithmetics is not a subrange.
5612 2008-07-14 Martin Jambor <mjambor@suse.cz>
5614 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
5616 2008-07-14 Richard Guenther <rguenther@suse.de>
5618 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
5620 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
5623 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
5624 reload for symbol refs moved to r0 with -fPIC.
5625 (legitimize_pic_address): Use the target register as temporary
5627 (emit_symbolic_move): Adjust comment.
5628 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
5631 2008-07-14 Ben Elliston <bje@au.ibm.com>
5633 * c-common.h (C_CPP_HASHNODE): New macro.
5634 * coretypes.h (struct cpp_token): Forward declare.
5635 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5636 the context-sensitive keyword method.
5637 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
5638 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
5639 expand_bool_pixel): New.
5640 (altivec_categorize_keyword): New function.
5641 (init_vector_keywords): New function.
5642 (rs6000_macro_to_expand): Likewise.
5643 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
5644 compiling an ISO C dialect.
5646 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
5648 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
5649 (create_expression_by_pieces): Fix typo.
5650 (do_regular_insertion): Use debug counter here too.
5652 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
5655 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
5656 CONST_OK_FOR_LETTER_P. All port-local users changed.
5657 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
5658 implement Kp matching power-of-two.
5659 (CONSTRAINT_LEN): Define to match.
5660 * config/cris/cris.md: Replace all use of constraint K with Kc.
5661 ("*btst*): Use Kp for operand 0 of last alternative.
5663 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5666 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
5669 2008-07-13 Jan Hubicka <jh@suse.cz>
5671 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
5674 2008-07-13 Richard Guenther <rguenther@suse.de>
5677 * langhooks.c (lhd_print_error_function): Deal with recursive
5680 2008-07-12 Jan Hubicka <jh@suse.cz>
5682 * cgraph.c (assembler_name_hash): New static var.
5683 (hash_node_by_assembler_name, eq_assembler_name): New.
5684 (cgraph_node_for_asm): Use hashtable.
5685 (cgraph_remove_node): Maintain hashtable.
5686 (change_decl_assembler_name): Sanity check that names are not changing
5687 after aliasing was processed.
5688 * cgraph.h (varpoon_node): Add next GGC marker.
5689 * tree.c (decl_assembler_name_equal): Constify.
5690 (decl_assembler_name_hash): New.
5691 * tree.h (decl_assembler_name_equal): Constify.
5692 (decl_assembler_name_hash): Update.
5694 2008-07-12 David Daney <ddaney@avtrex.com>
5696 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5699 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
5701 * doc/md.texi: Document the MIPS "v" constraint.
5702 * config/mips/mips.h (reg_class): Revert last change.
5703 (REG_CLASS_NAMES): Likewise.
5704 (REG_CLASS_CONTENTS): Likewise.
5705 * config/mips/mips.c (mips_regno_to_class): Likewise.
5706 * config/mips/constraints.md (v): Likewise, but add documentation.
5707 Add a comment to say that this constraint should not be used in
5710 2008-07-11 DJ Delorie <dj@redhat.com>
5712 * config/h8300/h8300.md (length): Fix branch offset limit.
5714 2008-07-11 Anatoly Sokolov <aesok@post.ru>
5716 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
5717 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
5718 (avr_hard_regno_scratch_ok): New function.
5719 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
5720 * config/avr/avr.md (all peepholes that request a scratch register):
5721 Remove avr_peep2_scratch_safe use.
5723 2008-07-11 Tom Tromey <tromey@redhat.com>
5724 Ian Lance Taylor <iant@google.com>
5726 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
5727 (struct c_common_resword): Define.
5728 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
5729 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
5730 (c_common_reswords, num_c_common_reswords): Declare.
5731 * c-common.c (c_common_reswords): New global const array.
5732 (num_c_common_reswords): New const int.
5733 * c-parser.c (struct resword, reswords): Don't define.
5734 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
5735 (c_parse_init): Clarify mask code. Use c_common_reswords rather
5736 than reswords. If warning about C++ keywords, give them a special
5738 (c_lex_one_token): Warn about C++ keywords. Call
5739 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
5740 (c_parser_external_declaration): Look for RID_xxx rather than
5741 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
5742 (c_parser_statement_after_labels): Likewise.
5743 (c_parser_objc_class_instance_variables): Likewise.
5744 (c_parser_objc_class_declaration): Likewise.
5745 (c_parser_objc_try_catch_statement): Likewise.
5746 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
5747 (declspecs_add_type): Likewise.
5749 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
5751 * ggc-page.c (alloc_page):
5752 Substituting xmalloc, xcalloc with
5753 XNEWVEC and XCNEWVAR macros which add the
5756 2008-07-11 Richard Guenther <rguenther@suse.de>
5758 PR tree-optimization/36765
5759 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
5760 aliases from HEAP vars to SMTs.
5762 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5764 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
5765 * configure.ac (loose_warn): Move -Wc++-compat from here...
5766 (strict_warn): ...to here.
5767 * configure: Regenerate.
5769 2008-07-10 Joseph Myers <joseph@codesourcery.com>
5771 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
5772 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
5773 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
5774 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
5775 excluding more specific h8300-*-* and sh-*-* targets.
5777 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
5779 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
5781 (execute_pre): Call loop_optimizer_finalize in early exit.
5783 2008-07-10 Jakub Jelinek <jakub@redhat.com>
5786 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
5787 uids in the bitmap, not just VAR_DECL uids.
5789 PR rtl-optimization/36419
5790 * combine-stack-adj.c (adjust_frame_related_expr): New function.
5791 (combine_stack_adjustments_for_block): Call it if needed. Delete
5793 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
5794 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
5795 prologue sp adjustment.
5797 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
5800 * opts.c (print_ignored_options): Report postponed diagnostics for
5801 unknown -Wno-* options as warnings, not errors.
5802 (postpone_unknown_option_error): Renamed to...
5803 (postpone_unknown_option_warning): ... this.
5805 2008-07-09 Doug Kwan <dougkwan@google.com>
5808 2008-07-08 Doug Kwan <dougkwan@google.com>
5810 * config/arm/arm.opt (mandroid): New option.
5811 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
5812 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
5814 (CC1PLUS_SPEC): Same.
5816 (STARTFILE_SPEC): Same.
5817 (ENDFILE_SPEC): Same.
5818 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
5821 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
5824 * config/mips/mips.h (reg_class): Remove V1_REG.
5825 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5826 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
5828 (mips_get_tp): New function.
5829 (mips_legitimize_tls_address): Use it.
5830 * config/mips/constraints.md (v): Delete.
5831 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
5832 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
5833 After reload, split into a move and ...
5834 (*tls_get_tp_<mode>_split): ...this new instruction.
5836 2008-07-09 David Daney <ddaney@avtrex.com>
5838 * config/mips/driver-native.c: Include coretypes.h and tm.h.
5840 2008-07-09 Jakub Jelinek <jakub@redhat.com>
5842 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
5843 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
5845 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
5846 htab_delete should be called. Don't free c.
5847 (lookup_tmp_var): Create temp_htab lazily.
5848 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
5849 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
5851 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
5852 lower_omp_ordered, lower_omp_critical, lower_omp_for,
5853 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
5854 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
5855 * tree-sra.c (generate_element_init): Likewise.
5856 * tree-mudflap.c (execute_mudflap_function_ops,
5857 execute_mudflap_function_decls): Likewise.
5858 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
5859 * tree-gimple.h (struct gimplify_ctx): New type.
5860 (push_gimplify_context): Adjust prototype.
5862 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
5864 * tree-ssa-pre.c (phi_translate_1): Update placement of
5867 2008-07-09 Anatoly Sokolov <aesok@post.ru>
5869 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
5870 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
5871 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
5872 * targhooks.c (default_hard_regno_scratch_ok): New function.
5873 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
5874 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
5875 * recog.c: Include "target.h".
5876 (peep2_find_free_register): Add check for global regs. Add target
5878 * Makefile.in (recog.o): Depend on target.h.
5880 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
5882 * config/sh/sh.c (sh_canonical_va_list_type): New.
5883 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
5885 2008-07-09 Raksit Ashok <raksit@google.com>
5887 * doc/invoke.texi (Option Summary): Mention new option
5888 -Wdisallowed-function-list=...
5889 (Warning Options): Document -Wdisallowed-function-list=...
5890 * common.opt (Wdisallowed-function-list=): New flag.
5891 * flags.h (warn_disallowed_functions): External definition of new
5892 boolean warning flag.
5893 (warn_if_disallowed_function_p): Declare new function.
5894 * opts.c (warning_disallowed_functions): New static variable.
5895 (warn_disallowed_functions): New boolean warning flag.
5896 (warn_if_disallowed_function_p): New function.
5897 (add_comma_separated_to_vector): Rename
5898 add_instrument_functions_exclude_list to this.
5899 (common_handle_option): Handle new option. Rename calls to
5900 add_instrument_functions_exclude_list into calls to
5901 add_comma_separated_to_vector.
5902 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
5903 based on flag warn_disallowed_functions.
5905 2008-07-09 Christian Bruel <christian.bruel@st.com>
5907 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
5908 instead of get_attr_length.
5910 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5912 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
5914 * genemit.c (gen_insn): Likewise.
5915 * gengtype.c (note_def_vec): Likewise.
5916 * gengtype.h (note_def_vec): Likewise.
5917 * genoutput.c (struct data, output_insn_data, process_template,
5918 gen_expand, gen_split, note_constraint): Likewise.
5919 * genrecog.c (new_decision, add_to_sequence, factor_tests,
5920 make_insn_sequence): Likewise.
5921 * gensupport.c (record_insn_name): Likewise.
5923 2008-07-08 Doug Kwan <dougkwan@google.com>
5925 * config/arm/arm.opt (mandroid): New option.
5926 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
5927 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
5929 (CC1PLUS_SPEC): Same.
5931 (STARTFILE_SPEC): Same.
5932 (ENDFILE_SPEC): Same.
5933 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
5936 2008-07-08 Raksit Ashok <raksit@google.com>
5938 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
5939 (set_storage_via_setmem): Fix expected_align parameter.
5940 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
5941 missing from the list.
5942 * doc/md.texi (movmem): Explicitly state that expected alignment is
5943 to be expressed in bytes.
5944 (setmem): Explicitly state that expected alignment is to be expressed
5947 2008-07-08 Joseph Myers <joseph@codesourcery.com>
5949 * reload.c (find_reloads_subreg_address): Do not require validity
5950 of address in original mode before reloading address.
5952 2008-07-07 Tianwei Sheng <tianweis@google.com>
5954 * df-core.c (df_remove_problem): Adjust the access to avoid out of
5955 bounds array access.
5957 2008-07-08 Jakub Jelinek <jakub@redhat.com>
5959 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
5961 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
5963 Fix PR tree-optimization/23455
5964 Fix PR tree-optimization/35286
5965 Fix PR tree-optimization/35287
5966 * Makefile.in (OBJS-common): Remove tree-vn.o.
5967 (tree-vn.o): Remove.
5968 * dbgcnt.def: Add treepre_insert debug counter.
5969 * gcc/tree-flow.h (add_to_value): Updated for other changes.
5970 (debug_value_expressions): Ditto.
5971 (print_value_expressions): Ditto.
5972 * tree-pretty-print.c (dump_generic_node): Updated for
5973 VALUE_HANDLE removal.
5974 * tree-ssa-dom.c (record_equality): Ditto.
5975 (cprop_operand): Ditto.
5976 (lookup_avail_expr): Ditto.
5977 * tree-ssa-threadedge.c
5978 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
5979 (simplify_control_stmt_condition): Ditto.
5980 * tree.c (tree_code_size): Ditto.
5981 (tree_node_structure): Ditto.
5982 (iterative_hash_expr): Ditto.
5984 * tree.h (VALUE_HANDLE_ID): Ditto.
5985 (VALUE_HANDLE_EXPR_SET): Ditto.
5986 (struct tree_value_handle): Ditto.
5987 (union tree_node): Ditto.
5988 * treestruct.def: Ditto.
5989 * tree-vn.c: Removed.
5990 * tree-ssa-pre.c: Rewritten entirely.
5991 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
5992 (constant_value_ids): Ditto.
5993 (vn_nary_op_t): Moved to header.
5995 (vn_reference_op_t): Ditto
5996 (vn_reference_t): Ditto.
5997 (next_value_id): New variable.
5998 (VN_INFO): Add an assert.
5999 (vn_constant_eq): New function.
6000 (vn_constant_hash): Ditto.
6001 (get_or_alloc_constant_value_id): Ditto.
6002 (value_id_constant_p): Ditto.
6003 (vn_reference_compute_hash): De-staticify.
6004 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
6005 Disable some code with a FIXME. Remove VALUE_HANDLE use.
6006 (valueize_refs): Update opcode if it changes from ssa name to constant.
6007 (vn_reference_lookup_1): Add new argument.
6008 (vn_reference_lookup): Ditto.
6009 (vn_reference_lookup_pieces): New function.
6010 (vn_reference_insert): Add return type. Modify to deal with value ids.
6011 (vn_reference_insert_pieces): New function.
6012 (vn_nary_op_compute_hash): De-staticify.
6013 (vn_nary_op_eq): Ditto.
6014 (vn_nary_op_lookup_pieces): New function.
6015 (vn_nary_op_lookup): Add new argument.
6016 (vn_nary_op_insert_pieces): New function.
6017 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
6018 (vn_phi_insert): Ditto.
6019 (visit_unary_op): Update for callee changes.
6020 (visit_binary_op): Ditto.
6021 (visit_reference_op_load): Ditto.
6022 (visit_reference_op_store): Ditto.
6023 (init_scc_vn): Init next_value_id, constant_to_value_id and
6025 (free_scc_vn): Free them.
6026 (set_hashtable_value_ids): New function.
6027 (run_scc_vn): Use it.
6028 (get_max_value_id): New function.
6029 (get_next_value_id): Ditto.
6030 (expressions_equal_p): Moved from tree-vn.c
6031 (sort_vuses): Ditto.
6032 (sort_vuses_heap): Ditto.
6033 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
6035 * tree.c (iterative_hash_hashval_t): Made non-static
6036 * tree.h (iterative_hash_hashval_t): Declare it.
6038 2008-07-08 Martin Jambor <mjambor@suse.cz>
6040 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
6041 instead of ipa_create_node_params.
6042 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
6043 ipa_check_create_edge_args, free them with
6044 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
6046 * ipa-prop.c: Include flags.h and tree-inline.h.
6047 (ipa_node_params_vector): New variable.
6048 (ipa_edge_args_vector): New variable.
6049 (edge_removal_hook_holder): New variable.
6050 (node_removal_hook_holder): New variable.
6051 (edge_duplication_hook_holder): New variable.
6052 (node_duplication_hook_holder): New variable.
6053 (ipa_detect_param_modifications): Check for presence of modified flags.
6054 (ipa_compute_jump_functions): Check for presence of jump functions.
6055 (ipa_free_edge_args_substructures): New function.
6056 (ipa_create_node_params): Removed.
6057 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
6058 (ipa_free_node_params_substructures): New function.
6059 (ipa_free_all_node_params): Changed to deallocate the on-the-side
6061 (ipa_edge_removal_hook): New function.
6062 (ipa_node_removal_hook): New function.
6063 (duplicate_array): New function.
6064 (ipa_edge_duplication_hook): New function.
6065 (ipa_node_duplication_hook): New function.
6066 (ipa_register_cgraph_hooks): New function.
6067 (ipa_unregister_cgraph_hooks): New function.
6068 (free_all_ipa_structures_after_ipa_cp): New function.
6070 * ipa-prop.h: Include vec.h.
6071 (ipa_node_params_t): New typedef with vector types for it.
6072 (ipa_edge_args_t): New typedef with vector types for it.
6073 (IPA_NODE_REF): Changed to access an on-the-side vector.
6074 (IPA_EDGE_REF): Changed to access an on-the-side vector.
6075 (ipa_check_create_node_params): New function.
6076 (ipa_check_create_edge_args): New function.
6078 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
6081 2008-07-07 Tom Tromey <tromey@redhat.com>
6083 * configure, config.in: Rebuilt.
6084 * configure.ac: Don't check for scandir or alphasort.
6086 2008-07-07 Joseph Myers <joseph@codesourcery.com>
6088 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
6089 types immediately after creating them.
6091 2008-07-07 Joseph Myers <joseph@codesourcery.com>
6093 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
6095 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
6097 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
6098 dump_constraint_graph.
6099 (dump_constraint_edge): New function.
6100 (dump_constraint_graph): New function.
6101 (debug_constraint_graph): New function.
6102 (dump_constraint): Removed useless comparison.
6103 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
6104 (dump_constraint_graph): Declare.
6105 (debug_constraint_graph): Declare.
6106 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
6108 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
6110 * config/i386/i386.c (is_va_list_char_pointer): New.
6111 (ix86_va_start): Replace compare with ms_va_list_type_node
6112 by is_va_list_char_pointer.
6113 (ix86_gimplify_va_arg): Likewise.
6115 2008-07-07 Martin Jambor <mjambor@suse.cz>
6117 * cgraph.c (cgraph_edge_max_uid): New variable.
6118 (struct cgraph_edge_hook_list): New type.
6119 (struct cgraph_node_hook_list): New type.
6120 (struct cgraph_2edge_hook_list): New type.
6121 (struct cgraph_2node_hook_list): New type.
6122 (first_cgraph_edge_removal_hook): New variable.
6123 (first_cgraph_node_removal_hook): New variable.
6124 (first_cgraph_edge_duplicated_hook): New variable.
6125 (first_cgraph_node_duplicated_hook): New variable.
6126 (cgraph_add_edge_removal_hook): New function.
6127 (cgraph_remove_edge_removal_hook): New function.
6128 (cgraph_call_edge_removal_hooks): New function.
6129 (cgraph_add_node_removal_hook): New function.
6130 (cgraph_remove_node_removal_hook): New function.
6131 (cgraph_call_node_removal_hooks): New function.
6132 (cgraph_add_edge_duplication_hook): New function.
6133 (cgraph_remove_edge_duplication_hook): New function.
6134 (cgraph_call_edge_duplication_hooks): New function.
6135 (cgraph_add_node_duplication_hook): New function.
6136 (cgraph_remove_node_duplication_hook): New function.
6137 (cgraph_call_node_duplication_hooks): New function.
6138 (cgraph_create_edge): Assign to edge uid.
6139 (cgraph_remove_edge): Call edge removal hooks.
6140 (cgraph_node_remove_callees): Call edge removal hooks.
6141 (cgraph_node_remove_callers): Call edge removal hooks.
6142 (cgraph_remove_node): Call node removal hooks.
6143 (cgraph_clone_edge): Call edge duplication hooks.
6144 (cgraph_clone_node): Call node duplication hooks.
6146 * cgraph.h (cgraph_edge): New field uid.
6147 (cgraph_edge_hook): New type.
6148 (cgraph_node_hook): New type.
6149 (cgraph_2edge_hook): New type.
6150 (cgraph_2node_hook): New type.
6152 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
6154 * config.in: Regenerate.
6156 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
6158 * gcc.c (print_sysroot): New.
6159 (option_map, display_help, process_command): Handle the
6160 -print-sysroot option.
6161 (main): Print the sysroot if requested.
6162 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
6164 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6167 * unwind-pe.h (size_of_encoded_value): add attribute unused.
6169 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
6171 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
6172 (assign_parm_setup_block_p): Also check mode of entry_parm.
6174 2008-07-07 Richard Guenther <rguenther@suse.de>
6176 * tree-ssa-structalias.h (set_used_smts): Remove.
6177 * tree-ssa-structalias.c (used_smts): Likewise.
6178 (set_used_smts): Likewise.
6179 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
6180 call to set_used_smts.
6182 2008-07-07 Richard Guenther <rguenther@suse.de>
6184 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
6185 (new_var_info): Set it to false.
6186 (solution_set_add): Correctly handle pointers outside a var and
6188 (type_safe): Treat variables with is_full_var properly.
6189 (do_sd_constraint): Likewise.
6190 (do_ds_constraint): Likewise.
6191 (process_constraint): Remove zeroing offset for !use_field_sensitive.
6192 (get_constraint_for_ptr_offset): New function.
6193 (get_constraint_for_component_ref): For addresses at least include
6194 the last field of the variable. Handle is_full_vars properly.
6195 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
6196 (handle_ptr_arith): Remove.
6197 (find_func_aliases): Simplify assignment handling.
6198 (create_function_info_for): For parameter and result varinfos set
6200 (create_variable_info_for): Set is_full_var flag whenever we
6201 just created a single varinfo for a decl.
6202 (init_alias_vars): Initialize use_field_sensitive from
6203 max-fields-for-field-sensitive parameter.
6205 2008-07-07 Richard Guenther <rguenther@suse.de>
6207 PR tree-optimization/36713
6208 * tree-flow-inline.h (is_call_used): New function.
6209 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
6210 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
6211 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
6213 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6215 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
6217 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
6219 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
6221 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6222 Nathan Sidwell <nathan@codesourcery.com>
6224 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
6225 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
6227 * config/m68k/t-linux: New.
6228 * doc/install.texi: Document m68k-*-linux is now multilibbed by
6231 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
6233 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
6234 * config/m68k/m68k-devices.def: Remove multilibs that only differ
6237 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6239 * gcc.c (execute): Fix -Wc++-compat warning.
6241 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
6244 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
6245 constant for little endian.
6247 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
6249 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
6250 mips_base_mips16 instead of TARGET_MIPS16.
6251 (mips_base_mips16): Declare.
6252 * config/mips/mips.c (mips_base_mips16): Make global.
6253 (was_mips16_p): Remove GTY marker.
6254 (was_mips16_pch_p): New variable.
6255 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
6256 (mips_override_options): Force to non-MIPS16 mode initially.
6257 Do not complain about MIPS16 PIC incompatibilities here.
6258 Only allow -mgpopt if -mexplicit-relocs is in force for
6261 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
6263 * configure.ac: Check for caddr_t, define to char * if not defined.
6264 * configure: Regenerate.
6265 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
6266 (mmap_gt_pch_use_address): Likewise.
6267 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
6269 2008-07-06 Richard Guenther <rguenther@suse.de>
6271 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
6272 (new_var_info): Deal with it.
6273 (solution_set_add): Likewise.
6274 (bitpos_of_field): Make signed, fix.
6275 (struct fieldoff): Remove type and decl fields. Make size field
6276 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
6278 (fieldoff_compare): Deal with it.
6279 (push_fields_onto_fieldstack): Remove has_union argument, glob
6280 adjacent non-pointer fields together.
6281 (create_function_info_for): Do not set has_union.
6282 (create_variable_info_for): Simplify.
6284 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
6286 * config.gcc (extra_headers): Add cross-stdarg.h for target
6287 x86_64-*-* and i?86-*-*.
6288 * config/i386/cross-stdarg.h: New.
6289 * builtins.c (std_fn_abi_va_list): New.
6290 (std_canonical_va_list_type): New.
6291 (stabilize_va_list): Replace va_list_type_node use by
6292 mtarget.canonical_va_list_type.
6293 (gimplify_va_arg_expr): Likewise.
6294 (expand_builtin_va_copy): Replace va_list_type_node use by
6295 mtarget.fn_abi_va_list.
6296 * tree-sra.c (is_va_list_type): New helper.
6297 (decl_can_be_decomposed_p): Replace
6298 va_list_type_node use by is_va_list_type.
6299 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
6300 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6301 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
6302 * config/i386/i386-protos.h (ix86_get_valist_type): New.
6303 (ix86_enum_va_list): New.
6304 * config/i386/i386.c (sysv_va_list_type_node): New.
6305 (ms_va_list_type_node): New.
6306 (ix86_function_type_abi): Remove sorry.
6307 (ix86_build_builtin_va_list_abi): New.
6308 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
6310 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
6311 (ix86_init_builtins_va_builtins_abi): New.
6312 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
6314 (ix86_handle_abi_attribute): New.
6315 (attribute_spec): Add sysv_abi and ms_abi.
6316 (ix86_fn_abi_va_list): New.
6317 (ix86_canonical_va_list_type): New.
6318 (ix86_enum_va_list): New.
6319 (TARGET_FN_ABI_VA_LIST): New.
6320 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6321 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
6322 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
6323 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6324 (TARGET_ENUM_VA_LIST): New.
6325 * expr.h (std_fn_abi_va_list): New.
6326 (std_canonical_va_list_type): New.
6327 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
6328 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6329 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
6330 TARGET_CANONICAL_VA_LIST_TYPE.
6331 * target.h (struct gcc_target): Add fn_abi_va_list hook
6332 and canonical_va_list_type hook.
6334 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6336 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
6337 integral and pointer types.
6339 2008-07-04 Roger Sayle <roger@eyesopen.com>
6341 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
6342 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
6344 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
6347 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
6349 2008-07-04 Jakub Jelinek <jakub@redhat.com>
6351 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
6352 build_gimple_modify_stmt.
6353 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
6354 gimple operand. Use fold_build* instead of build*.
6356 2008-07-04 Richard Guenther <rguenther@suse.de>
6358 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
6359 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
6360 properly to compute the reachability set if we do field-sensitive PTA.
6361 * invoke.texi (max-fields-for-field-sensitive): Document default.
6362 * opts.c (decode_options): Set max-fields-for-field-sensitive to
6363 100 for optimize >= 2.
6365 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6367 * ggc-zone.c (lookup_page_table_if_allocated,
6368 set_page_table_entry, zone_find_object_size, alloc_small_page,
6369 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
6370 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
6371 -Wc++-compat and/or -Wcast-qual warnings.
6373 2008-07-04 Alan Modra <amodra@bigpond.net.au>
6376 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
6377 pic_offset_table_rtx to be marked as used here.
6378 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
6379 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
6380 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
6381 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
6384 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6386 * alloc-pool.c (hash_descriptor, eq_descriptor,
6387 alloc_pool_descriptor): Fix -Wc++-compat warnings.
6388 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
6390 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
6391 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
6392 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
6393 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
6396 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
6398 * tree-flow.h (loop_only_exit_p): Declare.
6399 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
6400 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
6401 the number of iterations if it is constant. Otherwise, if this is the
6402 only possible exit of the loop, use the conservative estimate on the
6403 number of iterations of the entire loop if available.
6405 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
6407 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
6408 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
6409 Add synchronization functions.
6410 * config/sync.c: New file.
6411 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
6412 (LIBGCC_SYNC_CFLAGS): Likewise.
6414 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
6417 * config/i386/i386.md (mode): Add TF to "mode" attribute.
6418 (*pushtf_sse): New insn pattern.
6419 (pushtf splitters): New splitters.
6421 2008-07-03 Michael Meissner <gnu@the-meissners.org>
6424 * predict.c (build_predict_expr): Use void_type_node for the tree
6425 type, instead of NULL_TREE.
6427 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
6429 * config/i386/i386.c (contains_aligned_value_p): Return true
6431 (ix86_data_alignment): Align TCmode to 128bits.
6432 (ix86_local_alignment): Likewise.
6434 2008-07-03 Andrew Haley <aph@redhat.com>
6437 * vec.h (VEC_TA): New.
6438 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
6439 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
6440 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
6441 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
6442 (C_COMMON_FIXED_TYPES): Remove first arg.
6443 (C_COMMON_FIXED_MODE_TYPES): Likewise.
6444 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
6445 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
6446 not to use empty macro arguments.
6448 2008-07-02 Joseph Myers <joseph@codesourcery.com>
6450 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
6451 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
6452 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
6453 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
6454 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
6455 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
6456 config/ia64/crtn.asm, config/m68hc11/larith.asm,
6457 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
6458 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
6459 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
6460 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
6461 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
6462 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
6463 config/rs6000/e500crtres64gpr.asm,
6464 config/rs6000/e500crtres64gprctr.asm,
6465 config/rs6000/e500crtrest32gpr.asm,
6466 config/rs6000/e500crtrest64gpr.asm,
6467 config/rs6000/e500crtresx32gpr.asm,
6468 config/rs6000/e500crtresx64gpr.asm,
6469 config/rs6000/e500crtsav32gpr.asm,
6470 config/rs6000/e500crtsav64gpr.asm,
6471 config/rs6000/e500crtsav64gprctr.asm,
6472 config/rs6000/e500crtsavg32gpr.asm,
6473 config/rs6000/e500crtsavg64gpr.asm,
6474 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
6475 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
6476 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
6477 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
6478 config/sparc/sol2-cn.asm: Remove .file directives.
6480 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
6482 * resource.c (mark_referenced_resources): Look inside
6483 UNSPEC_VOLATILEs and ASM_INPUTs.
6485 2008-07-02 Ian Lance Taylor <iant@google.com>
6487 * rtlanal.c (add_reg_note): New function.
6488 * rtl.h (add_reg_note): Declare.
6489 * auto-inc-dec.c (attempt_change): Use add_reg_note.
6490 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
6491 * builtins.c (expand_builtin_longjmp): Likewise.
6492 (expand_builtin_nonlocal_goto): Likewise.
6493 * calls.c (emit_call_1, expand_call): Likewise.
6494 * cfgexpand.c (add_reg_br_prob_note): Likewise.
6495 * cfglayout.c (fixup_reorder_chain): Likewise.
6496 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
6497 (commit_one_edge_insertion): Likewise.
6498 * combine.c (move_deaths, distribute_notes): Likewise.
6499 * df-problems.c (df_set_note): Likewise.
6500 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
6501 (set_unique_reg_note): Likewise.
6502 (emit_copy_of_insn_after): Likewise.
6503 * expr.c (expand_expr_real): Likewise.
6504 * gcse.c (add_label_notes): Likewise.
6505 * haifa-sched.c (create_check_block_twin): Likewise.
6506 * jump.c (mark_jump_label_1): Likewise.
6507 * loop-doloop.c (add_test, doloop_modify): Likewise.
6508 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6509 * lower-subreg.c (move_eh_region_note): Likewise.
6510 * optabs.c (emit_libcall_block): Likewise.
6511 * predict.c (predict_insn): Likewise.
6512 (combine_predictions_for_insn): Likewise.
6513 * recog.c (peephole2_optimize): Likewise.
6514 * regmove.c (try_auto_increment): Likewise.
6515 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
6516 * reload.c (find_reloads): Likewise.
6517 * reload1.c (fixup_eh_region_note): Likewise.
6518 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
6519 * reorg.c (delete_prior_computation): Likewise.
6520 (delete_computation, dbr_schedule): Likewise.
6521 * config/pa/pa.c (legitimize_pic_address): Likewise.
6522 * config/sh/sh.c (sh_reorg): Likewise.
6524 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
6527 * config/libgcc-glibc.ver: Add %exclude.
6528 * config/m32r/libgcc-glibc.ver: Likwise.
6529 * config/s390/libgcc-glibc.ver: Likwise.
6530 * config/sh/libgcc-glibc.ver: Likwise.
6531 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
6533 * config/i386/libgcc-glibc.ver: New.
6535 * config/i386/libgcc-x86_64-glibc.ver: Removed.
6537 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
6539 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
6540 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
6541 i[34567]86-*-linux*, x86_64-*-linux*. Add
6542 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
6543 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
6544 x86_64-*-linux*. Add i386/t-linux to tmake_file for
6545 i[34567]86-*-linux*, x86_64-*-linux*.
6547 * libgcc-std.ver: Add empty GCC_4.4.0.
6549 * mkmap-symver.awk: Support multiple versions per symbol.
6551 * config/i386/i386.c (ix86_init_builtins): Always define
6552 __builtin_fabsq and __builtin_copysignq with fallbacks.
6553 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
6554 and __builtin_copysignq if SSE2 isn't available.
6556 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
6557 (LIBGCC2_TF_CEXT): Likwise.
6560 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
6562 * config/i386/sfp-machine.h: Moved to libgcc.
6564 * config/i386/sfp-machine.h: New.
6565 * config/i386/t-linux: Likwise.
6567 * config/i386/t-darwin: Remove softfp_wrap_start and
6569 * config/i386/t-darwin64: Likewise.
6571 * config/i386/t-fprules-softfp64: Renamed to ...
6572 * config/i386/t-fprules-softfp: This.
6574 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
6575 and softfp_wrap_end.
6577 2008-07-02 Jason Merrill <jason@redhat.com>
6579 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
6581 * tree.c (ctor_to_list): New fn.
6582 * tree.h: Declare it.
6583 (CONSTRUCTOR_ELT): New macro.
6584 (CONSTRUCTOR_NELTS): New macro.
6586 2008-07-02 Richard Guenther <rguenther@suse.de>
6588 * tree-ssa-structalias.c (struct variable_info): Reorder
6589 to fill padding on 64bit hosts. Make collapsed_to an int.
6590 (get_varinfo_fc): Deal with that.
6591 (new_var_info): Likewise.
6592 (collapse_rest_of_var): Likewise.
6594 2008-07-02 Joshua Sumali <jsumali@redhat.com>
6596 * doc/install.texi (--enable-java-home): Document.
6597 (--enable-aot-compile-rpm): Likewise.
6598 (--with-arch-directory): Likewise.
6599 (--with-os-directory): Likewise.
6600 (--with-origin-name): Likewise.
6601 (--with-arch-suffix): Likewise.
6602 (--with-jvm-root-dir): Likewise.
6603 (--with-jvm-jar-dir): Likewise.
6604 (--with-python-dir): Likewise.
6606 2008-07-02 Richard Guenther <rguenther@suse.de>
6608 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
6609 from decls explicitly. Merge operand checking from tuples.
6611 2008-07-02 Martin Jambor <mjambor@suse.cz>
6613 * tree-switch-conversion.c: Included timevar.h which I forgot before.
6615 2008-07-02 Martin Jambor <mjambor@suse.cz>
6617 * tree-switch-conversion.c: Included timevar.h
6618 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
6620 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
6622 2008-07-02 Martin Jambor <mjambor@suse.cz>
6624 * tree-switch-conversion.c: Corrected various comments and
6626 (build_constructors): Fixed minor formatting mistakes.
6628 * invoke.texi (Optimize Options): Corrected the
6629 switch-conversion-max-branch-ratio parameter.
6631 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
6633 * final.c (asm_insn_count): Return zero for an empty asm body.
6635 2008-07-02 Richard Guenther <rguenther@suse.de>
6637 * bitmap.h (bitmap_set_bit): Return bool.
6638 (bitmap_clear_bit): Likewise.
6639 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
6640 write to the bitmap if it would.
6641 (bitmap_clear_bit): Likewise.
6642 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
6643 bitmap_set_bit return value.
6644 (add_pred_graph_edge): Likewise.
6645 (add_graph_edge): Likewise.
6646 (do_sd_constraint): Likewise.
6647 (do_ds_constraint): Likewise.
6649 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6651 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
6652 Fix -Wc++-compat and/or -Wcast-qual warnings.
6653 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
6654 gen_regparm_prefix): Likewise.
6655 * vmsdbgout.c (write_modbeg, lookup_filename,
6656 vmsdbgout_source_line, vmsdbgout_init): Likewise.
6658 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
6660 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
6661 defaults.h definition apply.
6663 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6665 * function.c (assign_parm_remove_parallels): New.
6666 (assign_parm_setup_block_p): Do not return true for non-BLKmode
6668 (assign_parm_setup_block): Do not handle them.
6669 (assign_parm_setup_reg, assign_parm_setup_stack): Call
6670 assign_parm_remove_parallels.
6672 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6674 * c-typeck.c (convert_for_assignment): Use
6675 vector_targets_convertible_p.
6676 * c-common.c (vector_targets_convertible_p): New.
6677 * c-common.h (vector_targets_convertible_p): New prototype.
6678 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
6679 opaque_p_V2SI_type_node.
6681 2008-07-01 Steve Ellcey <sje@cup.hp.com>
6683 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
6686 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
6688 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
6689 TFmode constants via two element DImode vector for hosts with
6690 HOST_BITS_PER_WIDE_INT < 64.
6691 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
6692 also for HOST_BITS_PER_WIDE_INT < 64.
6694 2008-07-01 Richard Guenther <rguenther@suse.de>
6696 PR tree-optimization/36666
6697 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
6698 (get_constraint_exp_from_ssa_var): Split into ...
6699 (get_constraint_exp_for_temp): ... this ...
6700 (get_constraint_for_ssa_var): ... and that.
6701 Return constraint expressions for all touched sub-fields
6702 if the results address is not taken.
6703 (process_constraint): Remove assertion that aggregate
6704 assignments do not happen at this place.
6705 (get_constraint_for_component_ref): Add address_p argument.
6706 Return constraint expressions for all touched sub-fields
6707 if the results address is not taken.
6708 (do_deref): Use get_constraint_exp_for_temp.
6709 (get_constraint_for_1): Rename from ...
6710 (get_constraint_for): ... this. Add the old function as wrapper.
6711 (do_structure_copy): Use get_constraint_for_1.
6713 2008-07-01 Martin Jambor <mjambor@suse.cz>
6715 * Makefile.in (tree-switch-conversion.o): Add.
6716 (OBJS-common): Add tree-swtch-conversion.o.
6717 * passes.c (init_optimization_passes): Add pass_convert_switch.
6718 * tree-pass.h: (pass_convert_switch): Add.
6719 * tree-switch-conversion.c: New file.
6720 * gcc.dg/tree-ssa/cswtch.c: New testcase.
6721 * common.opt (ftree-cswtch): New option.
6722 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
6723 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
6724 * opts.c (decode_options): Set flag_tree_switch_conversion when
6725 optimization level is >= 2.
6726 * doc/invoke.texi (Optimize Options): Added description of
6727 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
6729 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6731 * config/darwin-driver.c (darwin_default_min_version): Fix
6732 -Wc++-compat warnings.
6734 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
6736 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
6739 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6741 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
6743 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6745 PR rtl-optimization/34744
6746 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
6747 (df_scan_free_internal): Free data structures not
6748 allocated in storage pools.
6749 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
6750 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
6751 df_scan_free_mws_vec.
6752 * dse.c (dse_step6): Free offset_map_p and offset_map_n
6755 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
6757 * config/i386/i386.c (contains_aligned_value_p): Return true
6759 (ix86_function_arg_boundary): Return its natural boundary
6761 (return_in_memory_32): Don't check TDmode.
6762 (ix86_split_to_parts): Support splitting into 4 parts and
6763 support TFmode for 32bit target.
6764 (ix86_split_long_move): Support splitting into 4 parts.
6765 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
6767 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
6768 (ix86_init_builtins): Here.
6769 (ix86_scalar_mode_supported_p): Always return true for TFmode.
6770 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
6771 'q' and 'w', respectively.
6773 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
6775 (movtf_internal): Likewise.
6776 (<code>tf2): Likewise.
6777 (*absnegtf2_sse): Likewise.
6778 (copysign<mode>3): Likewise.
6779 (copysign<mode>3_const): Likewise.
6780 (copysign<mode>3_var): Likewise.
6781 (define_split UNSPEC_COPYSIGN): Likewise.
6782 * config/i386/sse.md (*nandtf3): Likewise.
6783 (<code>tf3): Likewise.
6784 (*<code>tf3): Likewise.
6786 2008-06-30 Joey Ye <joey.ye@intel.com>
6787 H.J. Lu <hongjiu.lu@intel.com>
6789 * global.c (compute_regsets): Set frame_pointer_needed here.
6790 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
6792 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6794 * doc/install.texi (specific): Expand Windows build notes.
6796 2008-06-30 Ira Rosen <irar@il.ibm.com>
6798 PR tree-optimization/36648
6799 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
6800 number of prolog iterations by step. Fix the comment.
6802 2008-06-30 Richard Guenther <rguenther@suse.de>
6805 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
6806 handle calls from ECF_MALLOC functions.
6807 (handle_pure_call): ECF_MALLOC functions do not return
6809 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
6811 2008-06-29 Andreas Schwab <schwab@suse.de>
6813 * config/m68k/m68k.c (print_operand): Always print a float
6815 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
6816 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
6819 * config/rs6000/x-linux64: Remove never used file.
6821 2008-06-29 Richard Guenther <rguenther@suse.de>
6823 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
6825 (struct alias_info): Move ...
6826 * tree-ssa-alias.c: ... here.
6827 (update_alias_info): Declare.
6828 (compute_may_aliases): Call it.
6829 (update_alias_info): New function.
6830 * tree-ssa-structalias.c (update_alias_info): Move ...
6831 * tree-ssa-alias.c (update_alias_info_1): ... here.
6832 * tree-ssa-structalias.c (process_constraint_1): Remove
6833 unused from_call argument. Rename to ...
6834 (process_constraint): ... this. Delete old wrapper.
6835 (make_constraint_to): Adjust callers.
6836 (handle_const_call): Likewise.
6837 (handle_pure_call): Likewise.
6838 (init_base_vars): Likewise.
6839 (handle_lhs_call): Likewise. Remove unnecessary constraint.
6840 (find_func_aliases): We don't need structure copies for
6842 (make_constraint_from_anything): Remove.
6843 (create_variable_info_for): For globals make constraints
6844 from escaped, not from anything.
6845 (compute_points_to_sets): Do not call update_alias_info.
6846 (ipa_pta_execute): Use make_constraint_from.
6848 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6850 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
6851 (bitmap.o-warn, dominance.o-warn): New.
6852 * configure.ac (cxx_compat_warn): Delete.
6853 (loose_warn): Add -Wcast-qual and -Wc++-compat.
6854 * system.h: Remove #pragma diagnostic for -Wcast-qual and
6856 * configure: Regenerate.
6858 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
6861 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6863 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
6864 * df-scan.c (df_notes_rescan): Likewise.
6865 * ggc-page.c (set_page_table_entry): Likewise.
6866 * intl.c (gcc_gettext_width): Likewise.
6867 * varasm.c (get_unnamed_section, get_noswitch_section,
6868 get_section): Likewise.
6870 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
6872 * regrename.c (build_def_use): Don't copy RTX.
6874 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
6876 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
6877 (Type Attributes): Fix nesting of @table and @subsection. Adjust
6878 punctuation. Use @ref instead of @xref.
6879 (Function Names): Remove stray @display/@end display.
6880 (C++ Attributes): Use @ref instead of @xref.
6881 (Deprecated Features): Fix punctuation around @xref.
6882 (Backwards Compatibility): Likewise.
6883 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
6885 2008-06-28 Joseph Myers <joseph@codesourcery.com>
6887 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
6888 constants for E500 double.
6890 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6892 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
6893 element type of const_vector.
6895 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
6897 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
6898 Remove FLAGS_REG clobber from expander pattern.
6899 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
6900 (anddi3, andsi3, andhi3, andqi3): Ditto.
6901 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
6902 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
6903 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
6904 (ashlsi3, ashlhi3, ashlqi3): Ditto.
6905 (ashrsi3, ashrhi3, ashrqi3): Ditto.
6906 (lshrsi3, lshrhi3, lshrqi3): Ditto.
6907 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
6908 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
6910 2008-06-28 Richard Guenther <rguenther@suse.de>
6912 * tree-ssa-structalias.c (callused_id, var_callused,
6913 callused_tree): Add.
6914 (handle_pure_call): New function.
6915 (find_func_aliases): Call it.
6916 (find_what_p_points_to): Handle the call-used set.
6917 (clobber_what_escaped): Likewise.
6918 (compute_call_used_vars): New function.
6919 (init_base_vars): Init the call-used variable.
6920 (do_sd_constraint): Do not propagate the solution from CALLUSED
6921 but use CALLUSED as a placeholder.
6922 (solve_graph): Likewise.
6923 * tree-flow-inline.h (gimple_call_used_vars): New function.
6924 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
6925 (compute_call_used_vars): Declare.
6926 * tree-ssa-alias.c (set_initial_properties): Call
6927 compute_call_used_vars.
6928 (reset_alias_info): Clear call-used variables.
6929 (add_call_clobber_ops): Assert we are not called for const/pure
6930 functions. Remove handling of them.
6931 (add_call_read_ops): Handle pure functions by adding the
6932 call-used set of variables as VUSEs.
6933 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
6934 (delete_tree_ssa): Free it.
6935 * tree-dfa.c (remove_referenced_var): Clear the var from the
6938 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
6940 * tree.c (build_varargs_function_type_list): New.
6941 (build_function_type_list_1): New.
6942 (build_function_type_list): Use build_function_type_list_1.
6943 * tree.h (build_varargs_function_type_list): New.
6945 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6948 * config/spu/spu.c (spu_builtin_splats): Do not generate
6949 invalid CONST_VECTOR expressions.
6950 (spu_expand_vector_init): Likewise.
6952 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
6954 * optabs.c (libfunc_decls): New variable.
6955 (libfunc_decl_hash, libfunc_decl_eq): New functions.
6956 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
6957 for the same function twice.
6959 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
6961 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
6962 ix86_expand_binary_operator directly.
6963 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
6965 (*ashrti3_1): Ditto.
6966 (*lshrti3_1): Ditto.
6967 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
6968 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
6969 using only one splitter. Conditionaly execute splitter before or
6970 after peephole2 pass.
6971 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
6972 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
6973 Use only one alternative in asm template.
6974 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
6976 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
6977 "J" operand constraint for operand 2.
6978 (*ashldi3_cconly_rex64): Ditto.
6979 (*ashrdi3_cmp_rex64): Ditto.
6980 (*ashrdi3_cconly_rex64): Ditto.
6981 (*lshrdi3_cmp_rex64): Ditto.
6982 (*lshrdi3_cconly_rex64): Ditto.
6983 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
6984 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
6985 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
6988 2008-06-27 Jakub Jelinek <jakub@redhat.com>
6990 * gimplify.c (omp_is_private): Don't return true if decl is not
6991 already private on #pragma omp for or #pragma omp parallel for.
6994 * tree-cfg.c (struct move_stmt_d): Replace block field with
6995 orig_block and new_block fields.
6996 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
6997 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
6998 (move_block_to_fn): Replace vars_map and new_label_map arguments
6999 with struct move_stmt_d pointer.
7000 (replace_block_vars_by_duplicates): New function.
7001 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
7002 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
7003 all subblocks of ORIG_BLOCK to the new function. Call
7004 replace_block_vars_by_duplicates.
7005 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
7006 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
7007 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
7008 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
7009 (expand_omp): Temporarily set input_location to the location of
7010 region's controlling stmt.
7011 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
7012 BIND_EXPR, push ctx->block_vars and gimplification vars into
7013 the BIND_EXPR and its block's BLOCK_VARS instead of directly
7015 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
7016 there are any BLOCK_VARS.
7017 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
7018 OMP_PARALLEL or OMP_TASK stmt.
7019 (lower_omp): Save and restore input_location around the lower_omp_1
7022 2008-06-27 Richard Guenther <rguenther@suse.de>
7024 PR tree-optimization/36400
7025 PR tree-optimization/36373
7026 PR tree-optimization/36344
7027 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
7028 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
7029 (update_alias_info): Remove call clobbering code.
7030 (make_constraint_to): New helper function.
7031 (make_escape_constraint): Likewise.
7032 (handle_rhs_call): Use it on all pointer containing arguments.
7033 Also mark the static chain escaped.
7034 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
7035 instead of ANYTHING.
7036 (make_constraint_from): New helper split out from ...
7037 (make_constraint_from_anything): ... here.
7038 (find_func_aliases): Add constraints for escape sites.
7039 (intra_create_variable_infos): Make constraints from NONLOCAL
7041 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
7043 (clobber_what_p_points_to): Remove.
7044 (clobber_what_escaped): New function.
7045 (init_base_vars): Init NONLOCAL and ESCAPED.
7046 (do_sd_constraint): Do not propagate the solution from ESCAPED
7047 but use ESCAPED as a placeholder.
7048 (solve_graph): Likewise.
7049 * tree-flow.h (clobber_what_p_points_to): Remove.
7050 (clobber_what_escaped): Declare.
7051 * tree-ssa-alias.c (set_initial_properties): Call it.
7052 Remove code clobbering escaped pointers.
7054 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
7056 * function.c (allocate_struct_function): Only allocate a unique
7057 funcdef_no if the decl is nonzero.
7059 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
7061 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
7062 * config/mips/mips.c (mips_split_const_insns): New function.
7063 * config/mips/mips.md (move_type): New attribute.
7064 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
7065 (dword_mode): New attribute.
7066 (type): Avoid long line. Map "move_type"s to "type"s,
7067 choosing "multi" for doubleword moves if appropriate.
7068 Swap MTC/MFC comments to match their declaration order.
7069 (extended_mips16): Default to "yes" if "move_type" is "sll0",
7070 "type" is "branch" or "jal" is "direct".
7071 (length): Handle "extended_mips16" first. Make the default
7072 "0" for "ghost" instructions. Set the length from "move_type".
7073 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
7074 of "type", with "sll0" for the register alternative. Remove the
7075 "extended_mips16" attribute.
7076 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
7077 of "type", with "shift_shift" for the register alternative.
7078 Remove the "length" attribute.
7079 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
7080 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
7081 of "type", with "andi" for the register alternative.
7082 (*zero_extendqihi2): Likewise.
7083 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
7084 of "andi" instead of a "type" of "arith".
7085 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
7087 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
7088 (mov_<store>r, *mov<mode>_ra): Likewise.
7089 (extendsidi2): Use "move_type" instead of "type", with "move"
7090 for the register alternative.
7091 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
7092 of "type", with "signext" for the register alternative.
7093 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
7094 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
7095 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
7096 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
7097 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
7098 (unnamed branch insn): Likewise.
7099 (*movdi_gp32_fp64): Fold into...
7100 (*movdi_32bit): ...here.
7101 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
7102 (*movdf_hardfloat): ...this new pattern.
7103 (*movdf_softfloat): Remove redundant FPR alternatives.
7104 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
7105 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
7106 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
7107 the "move" attribute.
7108 (*movdi_32bit): Use "move_type" instead of "type" and remove the
7109 "length" attribute. Use "fpload" and "fpstore" instead of "load"
7110 and "store" for COP loads and stores.
7111 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
7112 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
7113 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
7114 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
7115 (*movtf_mips16, *movv2sf): Likewise.
7116 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
7117 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
7118 (mfhc1<mode>): Use "move_type" instead of "move".
7119 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
7120 (loadgp_blockage): Remove the "length" attribute.
7121 (blockage, set_got_version, update_got_version): Likewise.
7122 (call_internal): Remove the "extended_mips16" attribute.
7123 (call_value_internal, call_value_multiple_internal): Likewise.
7124 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
7126 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
7127 the "length" attribute.
7129 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7131 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
7132 -Wcast-qual warnings.
7133 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
7134 handle_pragma_pop_macro): Likewise.
7135 * collect2.c (resolve_lib_name): Likewise.
7136 * config/arc/arc.c (arc_init): Likewise.
7137 * config/arm/arm.c (neon_builtin_compare,
7138 locate_neon_builtin_icode): Likewise.
7139 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
7140 * config/bfin/bfin.c (bfin_init_machine_status,
7141 bfin_optimize_loop): Likewise.
7142 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
7143 * config/cris/cris.c (cris_init_expanders): Likewise.
7144 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
7145 * config/darwin.c (machopic_indirection_eq,
7146 machopic_indirection_name, machopic_output_indirection): Likewise.
7147 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
7148 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
7149 frv_optimize_membar): Likewise.
7150 * config/i386/cygwin.h (mingw_scan,
7151 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
7152 * config/i386/cygwin1.c (mingw_scan): Likewise.
7153 * config/i386/i386.c (machopic_output_stub): Likewise.
7154 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
7155 i386_pe_unique_section): Likewise.
7156 * config/ia64/ia64.c (ia64_init_machine_status,
7157 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
7159 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
7160 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
7161 * config/m68k/m68k.c (m68k_handle_option,
7162 m68k_sched_md_init_global): Likewise.
7163 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
7164 mcore_unique_section): Likewise.
7165 * config/mips/mips.c (mips_block_move_straight,
7166 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
7168 * config/mmix/mmix.c (mmix_init_machine_status,
7169 mmix_encode_section_info): Likewise.
7170 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
7171 * config/rs6000/rs6000.c (rs6000_init_machine_status,
7172 print_operand_address, output_toc, redefine_groups,
7173 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
7174 * config/s390/s390.c (s390_init_machine_status): Likewise.
7175 * config/score/score.c (score_block_move_straight,
7176 score_block_move_loop_body): Likewise.
7177 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
7178 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
7179 * emit-rtl.c (find_auto_inc): Likewise.
7180 * gcc.c (translate_options, process_command): Likewise.
7181 * reorg.c (dbr_schedule): Likewise.
7182 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
7183 * xcoffout.c (xcoffout_declare_function): Likewise.
7185 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
7187 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
7188 ipa-pta working again.
7190 2008-06-27 David Edelsohn <edelsohn@gnu.org>
7192 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
7195 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
7197 * config.gcc (powerpc*-*-*): Add new core e500mc.
7198 * config/rs6000/e500mc.md: New file.
7199 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7201 (rs6000_override_options): Add e500mc case to
7202 processor_target_table. Altivec and Spe options not allowed
7203 with e500mc. Add isel instruction to e500mc by
7204 default. Initialize rs6000_cost for e500mc.
7205 (rs6000_issue_rate): Set issue rate for e500mc.
7206 * config/rs6000/rs6000.h (processor_type): Add
7207 PROCESSOR_PPCE500MC.
7208 (ASM_CPU_SPEC): Add e500mc.
7209 Set TARGET_ISEL to rs6000_isel.
7210 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
7211 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
7212 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
7214 * doc/invoke.texi: Add e500mc to list of cpus.
7216 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7219 * c-lex.c (lex_charconst): Initialize unsignedp.
7221 2008-06-27 Olivier Hainque <hainque@adacore.com>
7223 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
7224 documented assumptions.
7226 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
7228 * dwarf2out.c: Remove trailing white spaces. Break long line
7231 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
7233 * libfuncs.h (LTI_synchronize): New libfunc_index.
7234 (synchronize_libfunc): Declare.
7235 * builtins.c (expand_builtin_synchronize): Consider using
7236 synchronize_libfunc before falling back on an asm blockage.
7237 * config/mips/mips.c: Include libfuncs.h
7238 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
7240 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
7242 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
7243 parameter. Copy stack_reg to r11 where appropriate.
7244 (no_global_regs_above): Add gpr parameter.
7245 (rs6000_stack_info): Only add padding for SPE save area if we
7246 are saving SPE GPRs and CR.
7247 (saveres_routine_syms): New variable.
7248 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
7250 (rs6000_savres_routine_sym): New function.
7251 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
7253 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
7254 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
7255 Tweak FPR out-of-line saving.
7256 (rs6000_make_savres_rtx): New function.
7257 (rs6000_use_multiple_p): New function.
7258 (rs6000_savres_strategy): New function.
7259 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
7260 out-of-line if appropriate.
7261 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
7262 if we are optimizing for size.
7263 (GP_SAVE_INLINE): Define.
7264 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
7265 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
7266 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
7267 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
7268 (*save_fpregs_<mode>): Add use of r11.
7269 (*restore_gpregs_<mode>): New insn.
7270 (*return_and_restore_gpregs_<mode>): New insn.
7271 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
7273 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
7274 (*restore_gpregs_spe): New insn.
7275 (*return_and_restore_gpregs_spe): New insn.
7276 * config/rs6000/predicates.md (save_world_operation): Fix check.
7278 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
7280 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
7281 this point, so assert that.
7283 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
7285 * cfganal.c: Include vec.h and vecprim.h.
7286 (compute_idf): Import from...
7287 * tree-into-ssa (compute_idf): ...here.
7288 * basic-block.h (compute_idf): Export.
7290 2008-06-26 Joseph Myers <joseph@codesourcery.com>
7292 * c-decl.c (merge_decls): Use !current_function_decl to check for
7293 extern declaration of C99 inline function being at file scope.
7295 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
7297 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
7299 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7301 * alias.c (record_alias_subset, init_alias_analysis): Fix
7302 -Wc++-compat and/or -Wcast-qual warnings.
7303 * attribs.c (lookup_attribute_spec): Likewise.
7304 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
7305 copy_bb, connect_traces,
7306 find_rarely_executed_basic_blocks_and_cr): Likewise.
7307 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
7308 note_btr_set, migrate_btr_defs): Likewise.
7309 * builtins.c (result_vector, expand_builtin_memcpy,
7310 expand_builtin_mempcpy_args, expand_builtin_strncpy,
7311 builtin_memset_read_str, expand_builtin_printf,
7312 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
7314 * caller-save.c (mark_set_regs): Likewise.
7315 * calls.c (expand_call, emit_library_call_value_1): Likewise.
7316 * cgraph.c (cgraph_edge): Likewise.
7317 * combine.c (likely_spilled_retval_1): Likewise.
7318 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
7319 htab_counts_entry_del, get_coverage_counts): Likewise.
7320 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
7321 new_cselib_val): Likewise.
7322 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
7323 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
7325 * df-core.c (df_compact_blocks): Likewise.
7326 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
7327 * df-scan.c (df_grow_reg_info, df_ref_create,
7328 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
7329 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
7330 df_record_entry_block_defs, df_record_exit_block_uses,
7331 df_bb_verify): Likewise.
7332 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
7333 DF_REF_EXTRACT_MODE_CONST): New.
7334 * dominance.c (get_immediate_dominator, get_dominated_by,
7335 nearest_common_dominator, root_of_dom_tree,
7336 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
7337 -Wc++-compat and/or -Wcast-qual warnings.
7338 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
7339 record_store, replace_read, check_mem_read_rtx, scan_insn,
7340 dse_step1, dse_record_singleton_alias_set): Likewise.
7341 * dwarf2asm.c (dw2_force_const_mem): Likewise.
7343 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7345 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
7346 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
7347 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
7348 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
7349 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
7350 add_ranges_num, add_ranges_by_labels, file_info_cmp,
7351 file_name_acquire, output_file_names, add_const_value_attribute,
7352 premark_used_types_helper, file_table_eq, file_table_hash,
7353 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
7354 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
7355 -Wcast-qual warnings.
7356 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
7357 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
7358 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
7359 gen_reg_rtx, start_sequence, init_emit): Likewise.
7360 * et-forest.c (et_new_occ, et_new_tree): Likewise.
7361 * except.c (init_eh_for_function, gen_eh_region,
7362 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
7363 arh_to_landing_pad, arh_to_label, add_action_record,
7364 add_call_site, switch_to_exception_section): Likewise.
7365 * expmed.c (synth_mult): Likewise.
7366 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
7367 store_expr): Likewise.
7368 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
7370 * function.c (assign_stack_temp_for_type,
7371 allocate_struct_function, match_asm_constraints_1): Likewise.
7372 * gcov-io.c (gcov_allocate): Likewise.
7373 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
7374 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
7375 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
7376 record_one_set, insert_expr_in_table, insert_set_in_table,
7377 dump_hash_table, compute_hash_table_work, alloc_hash_table,
7378 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
7379 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
7380 -Wcast-qual warnings.
7382 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7384 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
7385 -Wcast-qual warnings.
7386 * gcc.c (process_command): Likewise.
7387 * genattrtab.c (oballoc): Use XOBNEW.
7388 (oballocvec): Define.
7389 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
7390 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
7391 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
7392 -Wc++-compat and/or -Wcast-qual warnings.
7393 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
7394 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
7395 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
7396 gen_presence_absence_set, gen_automaton, gen_regexp_el,
7397 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
7398 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
7399 add_excls, process_presence_absence_names,
7400 process_presence_absence_patterns, add_presence_absence,
7401 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
7402 get_free_state, add_arc, get_free_automata_list_el,
7403 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
7404 transform_3, cache_presence, create_ainsns, create_automata,
7405 create_state_ainsn_table, dfa_insn_code_enlarge,
7406 output_trans_func, output_min_issue_delay_func,
7407 output_dead_lock_func, output_reset_func,
7408 output_get_cpu_unit_code_func, output_dfa_start_func,
7409 expand_automata): Likewise.
7410 * genextract.c (gen_insn): Likewise.
7411 * gengtype-lex.l: Likewise.
7412 * gengtype.c (read_input_list, adjust_field_type,
7413 process_gc_options): Likewise.
7414 * genoutput.c (note_constraint): Likewise.
7415 * genpreds.c (mangle, add_constraint): Likewise.
7416 * genrecog.c (process_define_predicate, new_decision,
7417 add_to_sequence): Likewise.
7418 * gensupport.c (record_insn_name): Likewise.
7420 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7422 * config/i386/driver-i386.c (detect_caches_amd,
7423 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
7424 and/or -Wcast-qual warnings.
7425 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
7426 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
7427 gt_pch_save): Likewise.
7428 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
7429 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
7430 * global.c (compute_regsets): Likewise.
7431 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
7432 finish_graph_dump_file): Likewise.
7433 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
7434 unlink_bb_notes): Likewise.
7435 * integrate.c (get_hard_reg_initial_val): Likewise.
7436 * ipa-prop.c (ipa_push_func_to_list): Likewise.
7437 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
7438 * local-alloc.c (update_equiv_regs): Likewise.
7439 * loop-invariant.c (check_invariant_table_size,
7440 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
7442 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
7443 altered_reg_used, mark_altered): Likewise.
7444 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
7445 insert_var_expansion_initialization,
7446 combine_var_copies_in_loop_exit, apply_opt_in_copies,
7447 release_var_copies): Likewise.
7448 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
7449 analyze_matrix_decl, add_allocation_site, analyze_transpose,
7450 analyze_accesses_for_phi_node, check_var_notmodified_p,
7451 check_allocation_function, find_sites_in_func,
7452 record_all_accesses_in_func, transform_access_sites,
7453 transform_allocation_sites): Likewise.
7454 * omp-low.c (new_omp_region, create_omp_child_function_name,
7455 check_omp_nesting_restrictions, check_combined_parallel,
7456 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
7457 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
7458 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7459 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
7461 * opts-common.c (prune_options): Likewise.
7462 * opts.c (add_input_filename, print_filtered_help,
7463 get_option_state): Likewise.
7464 * params.c (add_params): Likewise.
7465 * passes.c (set_pass_for_id, next_pass_1,
7466 do_per_function_toporder, pass_fini_dump_file): Likewise.
7467 * postreload.c (reload_cse_simplify_operands): Likewise.
7468 * predict.c (tree_predicted_by_p, tree_predict_edge,
7469 clear_bb_predictions, combine_predictions_for_bb): Likewise.
7471 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7473 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
7475 * recog.c (check_asm_operands, validate_change_1): Likewise.
7476 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
7477 subst_asm_stack_regs): Likewise.
7478 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
7479 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
7480 * regmove.c (reg_is_remote_constant_p): Likewise.
7481 * regrename.c (regrename_optimize, scan_rtx_reg,
7482 kill_clobbered_value, kill_set_value, kill_autoinc_value):
7484 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
7485 regstat_compute_calls_crossed): Likewise.
7486 * reload1.c (init_reload, new_insn_chain,
7487 has_nonexceptional_receiver, reload, copy_reloads,
7488 calculate_needs_all_insns, init_elim_table): Likewise.
7489 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
7490 * rtl.c (shallow_copy_rtx_stat): Likewise.
7491 * rtlanal.c (parms_set): Likewise.
7492 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
7493 sbitmap_resize, sbitmap_vector_alloc): Likewise.
7494 * sched-ebb.c (earliest_block_with_similiar_load,
7495 add_deps_for_risky_insns): Likewise.
7496 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
7497 schedule_region): Likewise.
7498 * see.c (eq_descriptor_pre_extension,
7499 hash_descriptor_pre_extension, hash_del_pre_extension,
7500 eq_descriptor_properties, hash_descriptor_properties,
7501 hash_del_properties, see_seek_pre_extension_expr,
7502 see_initialize_data_structures, see_print_register_properties,
7503 see_print_pre_extension_expr, see_delete_merged_def_extension,
7504 see_delete_unmerged_def_extension, see_emit_use_extension,
7505 see_pre_delete_extension, see_map_extension, see_commit_changes,
7506 see_analyze_merged_def_local_prop,
7507 see_analyze_merged_def_local_prop,
7508 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
7509 see_set_prop_merged_def, see_set_prop_unmerged_def,
7510 see_set_prop_unmerged_use, see_print_one_extension,
7511 see_merge_one_use_extension, see_merge_one_def_extension,
7512 see_store_reference_and_extension, see_update_uses_relevancy,
7513 see_update_defs_relevancy): Likewise.
7514 * statistics.c (hash_statistics_hash, hash_statistics_eq,
7515 hash_statistics_free, curr_statistics_hash): Likewise.
7516 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
7517 expand_asm_operands, expand_return, case_bit_test_cmp,
7518 expand_case): Likewise.
7519 * stor-layout.c (start_record_layout): Likewise.
7520 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
7521 gt_pch_save_stringpool): Likewise.
7522 * tree-data-ref.c (hash_stmt_vertex_info,
7523 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
7524 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
7526 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
7529 * config/i386/i386.md : Change constraints of HImode and QImode
7530 immediate operands from "i" to "n". Change SImode "ni" constraint to
7531 "i" and SImode "rmi" constraint to "g". Remove all constraints
7532 from const0_operand and const1_operand predicated operands.
7533 (i): Change QImode and HImode attribute from "i" to "n".
7534 (*subqi_2): Change HImode operands to QImode.
7537 2008-06-25 Olivier Hainque <hainque@adacore.com>
7539 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
7542 2008-06-25 Richard Guenther <rguenther@suse.de>
7544 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
7545 not overflow the result type.
7547 2008-06-25 Richard Guenther <rguenther@suse.de>
7549 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
7550 (vn_lookup): Likewise.
7552 2008-06-25 Richard Guenther <rguenther@suse.de>
7554 PR tree-optimization/35518
7555 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
7556 * tree-sra.c (instantiate_element): Use fold_build3 to build
7558 (try_instantiate_multiple_fields): Likewise.
7560 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7562 * config/rs6000/rs6000.md: Change all string instruction's clobber to
7565 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7567 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
7568 use_backchain_to_restore_sp to true
7569 if the offset of the link register save area would go over the 32k - 1
7570 offset limit of the load
7573 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
7575 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
7576 anchor for the type-punning blurb. Cross-reference "Structures
7577 unions enumerations and bit-fields implementation". Provide a
7578 cast-through-pointer example. Make final sentence self-contained.
7579 * doc/implement-c.texi (Structures unions enumerations and
7580 bit-fields implementation): Cross-reference the type-punning blurb
7581 in the -fstrict-aliasing documentation.
7583 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7586 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
7587 the memory instead of the memory itself for the save area.
7589 2008-06-24 Olivier Hainque <hainque@adacore.com>
7590 Nicolas Roche <roche@adacore.com>
7592 * gengtype.c (srcdir_len): size_t instead of int.
7593 (get_file_realbasename): New function. For F a filename, the real
7594 basename of F, with all the path components stripped.
7595 (get_file_srcdir_relative_path): New function. For F a filename, the
7596 relative path to F from $(srcdir).
7597 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
7598 get_file_realbasename. Adjust the head comment.
7599 (get_prefix_langdir_index): New function. For F a filename, return the
7600 lang_dir_names[] relative index of the language directory that is
7602 (get_file_langdir): For F a filename, return the name of the language
7603 directory where F is located.
7604 (get_file_gtfilename): New function. The gt- output file name for an
7606 (get_output_file_with_visibility): Replace in-line computations with
7607 uses of get_file_gtfilename and get_prefix_langdir_index.
7608 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
7610 2008-06-24 Jakub Jelinek <jakub@redhat.com>
7612 PR tree-optimization/36504
7613 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
7614 references without base address.
7616 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
7619 * calls.c (expand_call): Increase alignment for recursive functions.
7621 2008-06-23 Anatoly Sokolov <aesok@post.ru>
7623 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
7624 (TARGET_FUNCTION_VALUE): New define.
7625 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
7626 * config/avr/avr.h (FUNCTION_VALUE): Remove.
7628 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
7630 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
7631 (fmod<mode>3): Ditto.
7632 (remainderxf3): Ditto.
7633 (remainder<mode>3): Ditto.
7635 2008-06-23 Jakub Jelinek <jakub@redhat.com>
7638 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
7639 REG is a hard register.
7641 PR tree-optimization/36508
7642 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
7643 499, don't check it at all in release compilers.
7645 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
7647 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
7648 together with SSE_TARGET_MATH to disable insn pattern.
7649 (*fop_<MODEF:mode>_2_i387): Ditto.
7650 (*fop_<MODEF:mode>_3_i387): Ditto.
7652 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
7654 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
7656 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7659 * gimplify.c (gimplify_asm_expr): Check the return code of
7660 parse_output_constraint call, set function return and is_inout
7663 2008-06-22 Ian Lance Taylor <iant@google.com>
7665 * c-lex.c (narrowest_unsigned_type): Change itk to int.
7666 (narrowest_signed_type): Likewise.
7667 * c-typeck.c (c_common_type): Change local variable mclass to enum
7669 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
7670 tcc_comparison, not the tree code itself.
7671 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
7672 (c_expand_expr): Cast modifier to enum expand_modifier.
7673 * c-common.h (C_RID_CODE): Add casts.
7674 (C_SET_RID_CODE): Define.
7675 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
7676 (c_lex_one_token): Add cast to avoid warning.
7677 (c_parser_objc_type_name): Rename local typename to type_name.
7678 (check_no_duplicate_clause): Change code parameter to enum
7680 (c_parser_omp_var_list_parens): Change kind parameter to enum
7682 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
7683 c_parser_omp_list_var_parens.
7684 (c_parser_omp_threadprivate): Likewise.
7685 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
7686 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
7687 * c-format.c (NO_FMT): Define.
7688 (printf_length_specs): Use NO_FMT.
7689 (asm_fprintf_length_specs): Likewise.
7690 (gcc_diag_length_specs): Likewise.
7691 (scanf_length_specs): Likewise.
7692 (strfmon_length_specs): Likewise.
7693 (gcc_gfc_length_specs): Likewise.
7694 (printf_flag_specs): Change 0 to STD_C89.
7695 (asm_fprintf_flag_specs): Likewise.
7696 (gcc_diag_flag_specs): Likewise.
7697 (gcc_cxxdiag_flag_specs): Likewise.
7698 (scanf_flag_specs): Likewise.
7699 (strftime_flag_specs): Likewise.
7700 (strfmon_flag_specs): Likewise.
7701 (print_char_table): Likewise.
7702 (asm_fprintf_char_table): Likewise.
7703 (gcc_diag_char_table): Likewise.
7704 (gcc_tdiag_char_table): Likewise.
7705 (gcc_cdiag_char_table): Likewise.
7706 (gcc_cxxdiag_char_table): Likewise.
7707 (gcc_gfc_char_table): Likewise.
7708 (scan_char_table): Likewise.
7709 (time_char_table): Likewis.
7710 (monetary_char_table): Likewise.
7711 * c-format.h (BADLEN): Likewise.
7713 2008-06-21 Ian Lance Taylor <iant@google.com>
7715 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
7716 Define END_OF_BASE_TREE_CODES around inclusion.
7717 * tree.c (tree_code_type): New global array.
7718 (tree_code_length, tree_code_name): Likewise.
7719 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
7721 (all-tree.def, s-alltree): New targets.
7722 (gencheck.h, s-gencheck): Remove.
7723 (tree.o): Depend upon all-tree.def.
7724 (build/gencheck.o): Remove gencheck.h dependency.
7725 (mostlyclean): Don't remove gencheck.h.
7726 * c-common.h (enum c_tree_code): Remove.
7727 * c-lang.c (tree_code_type): Remove.
7728 (tree_code_length, tree_code_name): Remove.
7729 * gencheck.c (tree_codes): Include all-tree.def, rather than
7730 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
7732 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
7734 * cp/cp-tree.h (enum cplus_tree_code): Remove.
7735 (operator_name_info): Size to MAX_TREE_CODES.
7736 (assignment_operator_name_info): Likewise.
7737 * cp/cp-lang.c (tree_code_type): Remove.
7738 (tree_code_length, tree_code_name): Remove.
7739 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
7740 (assignment_operator_name_info): Likewise.
7741 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
7743 * cp/mangle.c (write_expression): Likewise.
7744 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
7745 * fortran/f95-lang.c (tree_code_type): Remove.
7746 (tree_code_length, tree_code_name): Remove.
7747 * java/java-tree.h (enum java_tree_code): Remove.
7748 * java/lang.c (tree_code_type): Remove.
7749 (tree_code_length, tree_code_name): Remove.
7750 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
7751 * objc/objc-act.h (enum objc_tree_code): Remove.
7752 * objc/objc-lang.c (tree_code_type): Remove.
7753 (tree_code_length, tree_code_name): Remove.
7754 * objcp/objcp-lang.c (tree_code_type): Remove.
7755 (tree_code_length, tree_code_name): Remove.
7756 * ada/ada-tree.h (enum gnat_tree_code): Remove.
7757 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
7758 * ada/misc.c (tree_code_type): Remove.
7759 (tree_code_length, tree_code_name): Remove.
7761 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
7763 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
7764 the grand_bitmap_obstack.
7766 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7768 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
7769 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
7770 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
7771 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
7772 move_stmt_r, new_label_mapper): Likewise.
7773 * tree-complex.c (cvc_lookup): Likewise.
7774 * tree-dfa.c (create_function_ann): Likewise.
7775 * tree-dump.c (dump_register): Likewise.
7776 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
7777 find_phi_replacement_condition): Likewise.
7778 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
7779 tree_function_versioning): Likewise.
7780 * tree-into-ssa.c (cmp_dfsnum): Likewise.
7781 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
7782 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
7783 get_nonlocal_debug_decl, convert_nonlocal_reference,
7784 convert_nonlocal_omp_clauses, get_local_debug_decl,
7785 convert_local_reference, convert_local_omp_clauses,
7786 convert_nl_goto_reference, convert_nl_goto_receiver,
7787 convert_tramp_reference, convert_call_expr): Likewise.
7788 * tree-outof-ssa.c (contains_tree_r): Likewise.
7789 * tree-parloops.c (reduction_phi, initialize_reductions,
7790 eliminate_local_variables_1, add_field_for_reduction,
7791 add_field_for_name, create_phi_for_local_result,
7792 create_call_for_reduction_1, create_loads_for_reductions,
7793 create_stores_for_reduction, create_loads_and_stores_for_name):
7795 * tree-phinodes.c (allocate_phi_node): Likewise.
7796 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
7797 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
7798 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
7799 * tree-ssa-coalesce.c (compare_pairs): Likewise.
7800 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
7801 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
7802 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
7803 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
7804 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
7805 vn_nary_op_insert): Likewise.
7806 * tree-ssa.c (redirect_edge_var_map_add,
7807 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
7808 * tree-vectorizer.c (vectorize_loops): Likewise.
7809 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
7810 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
7811 tree_cons_stat, build1_stat, build_variant_type_copy,
7812 decl_init_priority_lookup, decl_fini_priority_lookup,
7813 decl_priority_info, decl_restrict_base_lookup,
7814 decl_restrict_base_insert, decl_debug_expr_lookup,
7815 decl_debug_expr_insert, decl_value_expr_lookup,
7816 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
7817 type_hash_add, get_file_function_name, tree_check_failed,
7818 tree_not_check_failed, tree_range_check_failed,
7819 omp_clause_range_check_failed, build_omp_clause,
7820 build_vl_exp_stat): Likewise.
7821 * value-prof.c (gimple_histogram_value,
7822 gimple_duplicate_stmt_histograms): Likewise.
7823 * var-tracking.c (attrs_list_insert, attrs_list_copy,
7824 unshare_variable, variable_union_info_cmp_pos, variable_union,
7825 dataflow_set_different_1, dataflow_set_different_2,
7826 vt_find_locations, variable_was_changed, set_variable_part,
7827 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
7828 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
7829 section_entry_hash, object_block_entry_eq,
7830 object_block_entry_hash, create_block_symbol,
7831 initialize_cold_section_name, default_function_rodata_section,
7832 strip_reg_name, set_user_assembler_name, const_desc_eq,
7833 build_constant_desc, output_constant_def, lookup_constant_def,
7834 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
7835 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
7836 default_internal_label): Likewise.
7837 * varray.c (varray_init, varray_grow): Likewise.
7838 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
7840 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
7842 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
7843 operators for "test" insn. Macroize insn using SWI mode macro.
7844 (*jcc_fused_2): Ditto.
7845 (*jcc_fused_3): Macroize insn using SWI mode macro.
7846 (*jcc_fused_4): Ditto.
7848 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
7850 * tree-ssa-pre.c: Fix typo in comment.
7851 (init_antic, fini_antic): Add explicit funtions for
7852 initializing and deinitializing ANTIC and AVAIL sets.
7853 (create_expression_by_pieces): Fix typo in comment.
7854 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
7855 (execute_pre): Eventually dump details about ANTIC_IN.
7857 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7859 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
7860 * gcc.c (translate_options, init_spec, store_arg, read_specs,
7861 add_to_obstack, file_at_path, find_a_file, execute,
7862 add_preprocessor_option, add_assembler_option, add_linker_option,
7863 process_command, insert_wrapper, do_option_spec, do_self_spec,
7864 spec_path, do_spec_1, is_directory, main, used_arg,
7865 getenv_spec_function): Likewise.
7866 * tlink.c (symbol_hash_lookup, file_hash_lookup,
7867 demangled_hash_lookup, symbol_push, file_push, frob_extension):
7870 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7872 * doc/rtl.texi: Updated subreg section.
7874 2008-06-19 Jakub Jelinek <jakub@redhat.com>
7877 * cgraphunit.c (cgraph_process_new_functions): Don't clear
7878 node->needed and node->reachable.
7879 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
7880 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
7881 (expand_task_call): Don't call expand_task_copyfn.
7882 (expand_task_copyfn): Renamed to...
7883 (finalize_task_copyfn): ... this.
7885 2008-06-19 Jan Hubicka <jh@suse.cz>
7887 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
7888 clobbering framepointer.
7890 2008-06-19 Jan Hubicka <jh@suse.cz>
7892 * tree-optimize.c (execute_early_local_optimizations): Set
7893 cgraph_state only at first invocation.
7895 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7897 * system.h (-Wc++-compat): Activate as a warning, no an error.
7899 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
7901 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
7902 instead of "#" in insn asm template.
7903 (*jcc_fused_2): Ditto.
7905 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
7907 * config/i386/i386.h (ix86_tune_indices)
7908 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
7909 (TARGET_FUSE_CMP_AND_BRANCH): New define.
7910 * config/i386/i386.md (*jcc_fused_1): New insn pattern
7911 (*jcc_fused_2): Ditto.
7912 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
7913 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
7914 (print operand): Handle 'E' and 'e' code.
7916 2008-06-19 Anatoly Sokolov <aesok@post.ru>
7918 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
7919 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7920 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7922 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
7924 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
7926 (cgraph_expand_function): Use local copy of decl.
7927 (cgraph_expand_all_functions): Remove redundant initialization of
7929 (cgraph_optimize): Reword internal_error message.
7931 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
7933 * arm-protos.h (arm_return_in_memory): Remove public
7934 arm_return_in_memory() prototype.
7935 * arm.c (arm_return_in_memory): Add static prototype, add target
7936 hook macro, change definition and comments.
7937 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
7939 2008-06-19 Ben Elliston <bje@au.ibm.com>
7941 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
7942 real.c: Remove references to IEEE 754R.
7943 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
7944 * doc/libgcc.texi (Decimal float library routines): Likewise.
7946 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7948 * targhooks.h (struct gcc_target): New member unwind_word_mode.
7949 (default_unwind_word_mode): Add prototype.
7950 * targhooks.c (default_unwind_word_mode): New function.
7951 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
7952 instead of word_mode.
7953 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
7954 (TARGET_INITIALIZER): Use it.
7956 * c-common.c (handle_mode_attribute): Support "unwind_word"
7958 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
7960 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
7961 word_mode to access SjLj_Function_Context member "data".
7962 (sjlj_emit_dispatch_table): Likewise. Also, perform type
7963 conversion from targetm.eh_return_filter_mode () to
7964 targetm.unwind_word_mode () if they differ.
7966 * builtin-types.def (BT_UNWINDWORD): New primitive type.
7967 (BT_FN_UNWINDWORD_PTR): New function type.
7968 (BT_FN_WORD_PTR): Remove.
7969 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
7970 * except.c (expand_builtin_extend_pointer): Convert pointer to
7971 targetm.unwind_word_mode () instead of word_mode.
7973 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
7974 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
7975 (spu_unwind_word_mode): New function.
7976 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
7977 (TARGET_UNWIND_WORD_MODE): Define.
7978 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
7980 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7982 * config/spu/spu.c (reg_align): Remove.
7983 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
7984 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
7985 (spu_split_store): Likewise.
7987 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
7989 * gcc/tree-vn.c: Fix typo in comment.
7991 2008-06-18 Jan Hubicka <jh@suse.cz>
7993 * cgraphunit.c (cgraph_optimize): Output debug info when doing
7994 toplevel reorder too.
7996 2008-06-18 Jan Hubicka <jh@suse.cz>
7998 * c-opts.c (c_common_post_options): PCH is not compatible with
8000 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
8001 -fno-toplevel-reorder by default now.
8003 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8005 PR documentation/30739
8006 * doc/install.texi (Prerequisites): Document dependency on awk.
8008 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
8009 Ian Lance Taylor <iant@google.com>
8011 PR rtl-optimization/35604
8012 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
8013 only want to change jump destinations, not eventual label comparisons.
8015 2008-06-16 Jan Hubicka <jh@suse.cz>
8017 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
8019 (cgraph_analyze_function): Likewise.
8021 2008-06-16 Jan Hubicka <jh@suse.cz>
8023 * cgraph.h (cgraph_mark_if_needed): New function.
8024 * cgraphunit.c (cgraph_mark_if_needed): New function.
8025 * c-decl.c (duplicate_decl): Use it.
8027 2008-06-16 Jan Hubicka <jh@suse.cz>
8029 * cgraph.c (cgraph_add_new_function): When in expansion state, do
8032 2008-06-16 Jan Hubicka <jh@suse.cz>
8034 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
8036 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
8037 Kazu Hirata <kazu@codesourcery.com>
8038 Maxim Kuvyrkov <maxim@codesourcery.com
8040 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
8041 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
8042 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
8043 EXTRA_SPEC_FUNCTIONS.
8044 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
8045 (DRIVER_SELF_SPECS): Adjust.
8046 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
8047 * config/mips/st.h, config/mips/t-st: New.
8048 * config/mips/driver-native.c, config/mips/x-native: New.
8049 * doc/invoke.texi (MIPS): Document 'native' value for -march and
8052 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8054 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
8056 (ISA_HAS_FP_CONDMOVE): New macro.
8057 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
8058 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
8059 (ISA_HAS_NMADD3_NMSUB3): New macro.
8060 * config/mips/mips.c (mips_rtx_costs): Update.
8061 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
8062 compiling for ST Loongson 2E/2F.
8063 (madd<mode>): Rename to madd4<mode>. Update.
8064 (madd3<mode>): New pattern.
8065 (msub<mode>): Rename to msub4<mode>. Update.
8066 (msub3<mode>): New pattern.
8067 (nmadd<mode>): Rename to nmadd4<mode>. Update.
8068 (nmadd3<mode>): New pattern.
8069 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
8070 (nmadd3<mode>_fastmath): New pattern.
8071 (nmsub<mode>): Rename to nmsub4<mode>. Update.
8072 (nmsub3<mode>): New pattern.
8073 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
8074 (nmsub3<mode>_fastmath): New pattern.
8075 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
8077 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
8079 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
8080 (DF_REF_INSN_INFO): New.
8081 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
8082 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
8083 with a NULL DF_REF_INSN_INFO.
8084 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
8086 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
8087 DF_INSN_INFO_EQ_USES): New.
8088 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
8089 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
8090 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
8091 * df-core.c: Update comment for above changes.
8092 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
8093 DF_INSN_UID_* macros.
8094 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
8095 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
8096 insn rtx. Update all callers.
8097 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
8098 df_ref_create_structure, df_insn_refs_collect): Likewise.
8099 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
8100 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
8101 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
8102 macros to access the insn refs.
8103 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
8104 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
8105 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
8106 for accessing the refs.
8107 (try_fwprop_subst): Likewise.
8108 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
8109 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
8110 for accessing the refs.
8111 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
8112 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
8113 to look at the insn refs.
8114 (record_uses): Likewise.
8115 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
8117 (mark_artificial_uses): Don't mark_insn for artificial refs.
8118 (mark_reg_rependencies): Likewise.
8120 * doc/rtl.texi: Remove documentation of ADDRESSOF.
8122 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8124 * configure: Regenerate.
8126 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8128 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
8129 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8130 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8132 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8134 * config/avr/avr.c (avr_mcu_t): Add attiny167.
8135 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8136 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8138 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8140 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
8141 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8142 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8144 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
8146 * tree-ssa-sccvn.c: Fix format of comments.
8148 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
8150 * cgraph.c: Remove unneeded forward declarations of eq_node()
8153 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
8155 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
8157 (see_update_relevancy): Likewise.
8158 * fwprop.c (try_fwprop_subst): Likewise.
8159 * rtlanal.c (noop_move_p): Likewise.
8160 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
8161 notes to non-existing libcall blocks.
8162 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
8164 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
8165 (dead_libcall_p): Remove.
8166 (delete_trivially_dead_insns): Don't use it.
8167 * web.c (union_defs): Remove comment about keeping nops.
8168 * gcse.c (hash_scan_insn): Don't take libcall pointers.
8169 (compute_hash_table_work): Don't track libcall notes.
8170 (do_local_cprop): Don't take libcall pointers. Don't update
8172 (adjust_libcall_notes): Deleted.
8173 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
8174 ever have existed in the first place).
8175 (replace_store_insn): Don't try to remove libcall notes.
8176 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
8177 (resolve_reg_notes): Don't call them.
8178 (resolve_simple_move): Likewise.
8179 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
8180 Don't remove REG_RETVAL notes.
8181 * emit-rtl.c (try_split): Don't update libcall notes.
8182 (emit_copy_of_insn_after): Dito.
8183 * cselib.c (cselib_current_insn_in_libcall): Remove.
8184 (cselib_process_insn): Don't set/clear it.
8185 (new_elt_loc_list): Don't record it.
8186 (cselib_init): Don't initialize it.
8187 * cselib.c (struct elt_loc_list): Remove in_libcall field.
8188 * loop-invariant.c (find_invariant_insn): Don't look for libcall
8190 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
8191 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
8192 (init_deps): Don't initialize it.
8193 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
8194 * combine.c (delete_noop_moves): Don't update libcall notes.
8195 (can_combine_p): Remove now pointless #if 0 block.
8196 (try_combine): Remove another obsolete #if 0 block.
8197 (distribute_notes): Don't distribute libcall notes.
8198 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
8199 * dce.c (libcall_dead_p): Remove.
8200 (delete_unmarked_insns): Don't handle libcall blocks.
8201 (preserve_libcall_for_dce): Remove.
8202 (prescan_insns_for_dce): Don't special-case libcall block insns.
8203 * reload1 (reload): Don't handle libcall notes.
8204 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
8207 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
8209 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
8210 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8211 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8213 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
8215 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
8216 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8217 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8219 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8221 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
8223 2008-06-16 Ira Rosen <irar@il.ibm.com>
8225 PR tree-optimization/36493
8226 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
8227 the arguments list. Use VECTYPE to create vector pointer.
8228 (vectorizable_store): Fail if accesses through a pointer to vectype
8229 do not alias the original memory reference operands.
8230 Call vect_create_data_ref_ptr without the removed argument.
8231 (vectorizable_load): Likewise.
8232 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
8235 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
8238 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
8241 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8243 * config/mips/loongson2ef.md: New file.
8244 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
8245 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
8246 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
8247 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
8248 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
8250 (loongson2ef.md): New include.
8251 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
8252 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
8253 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
8254 (loongson_gt_<mode>, loongson_extract_halfword)
8255 (loongson_insert_halfword_0, loongson_insert_halfword_2)
8256 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
8257 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
8258 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
8259 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
8260 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
8261 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
8262 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
8263 (vec_interleave_low<mode>): Define type attribute.
8264 * config/mips/mips.c (mips_ls2): New static variable.
8265 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
8266 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
8267 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
8268 Implement target scheduling hooks.
8269 (mips_multipass_dfa_lookahead): Update to handle tuning for
8271 (mips_sched_init): Initialize data for Loongson scheduling.
8272 (mips_ls2_variable_issue): New static function.
8273 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
8275 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
8276 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
8277 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
8278 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
8279 Handle ST Loongson 2E/2F cores.
8280 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
8282 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8284 * omp-low.c (extract_omp_for_data): Fix comment typo.
8287 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8289 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
8290 FIXME note about gcc/config.guess.
8291 * doc/options.texi (Option file format): Remove non-ASCII bytes.
8292 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
8293 * doc/cppopts.texi: Likewise.
8294 * doc/extend.texi: Likewise.
8295 * doc/gcc.texi: Likewise.
8296 * doc/gccint.texi: Likewise.
8297 * doc/gcov.texi: Likewise.
8298 * doc/gty.texi: Likewise.
8299 * doc/hostconfig.texi: Likewise.
8300 * doc/install.texi: Likewise.
8301 * doc/invoke.texi: Likewise.
8302 * doc/loop.texi: Likewise.
8303 * doc/makefile.texi: Likewise.
8304 * doc/md.texi: Likewise.
8305 * doc/passes.texi: Likewise.
8306 * doc/tm.texi: Likewise.
8307 * doc/tree-ssa.texi: Likewise.
8308 * doc/trouble.texi: Likewise.
8310 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
8311 Nathan Sidwell <nathan@codesourcery.com>
8312 Maxim Kuvyrkov <maxim@codesourcery.com>
8313 Richard Sandiford <rdsandiford@googlemail.com>
8315 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
8316 * config/mips/mips-protos.h (mips_expand_vector_init): New.
8317 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
8319 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
8320 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
8321 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
8323 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
8324 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
8325 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
8326 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
8327 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
8328 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
8329 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
8330 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
8331 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
8332 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
8333 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
8334 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
8335 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
8336 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
8337 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
8338 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
8339 (mips_builtins): Add Loongson builtins.
8340 (mips_loongson_2ef_bdesc): New.
8341 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
8342 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
8343 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
8344 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
8346 (mips_expand_vector_init): New.
8347 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
8348 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
8350 * config/mips/mips.md: Add unspec numbers for Loongson
8351 builtins. Include loongson.md.
8352 (MOVE64): Include Loongson vector modes.
8353 (SPLITF): Include Loongson vector modes.
8354 (HALFMODE): Handle Loongson vector modes.
8355 * config/mips/loongson.md: New.
8356 * config/mips/loongson.h: New.
8357 * config.gcc: Add loongson.h header for mips*-*-* targets.
8358 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
8360 2008-06-14 Joseph Myers <joseph@codesourcery.com>
8362 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
8363 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
8364 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
8365 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
8366 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
8367 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
8368 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
8369 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
8370 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
8371 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
8372 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
8373 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
8374 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
8375 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
8376 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
8377 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
8378 Remove use_fixproto=yes.
8379 (ia64*-*-hpux*): Remove comment about using fixproto.
8380 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
8382 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8384 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
8386 * configure: Regenerate.
8388 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
8391 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
8392 before evaluating it.
8394 2008-06-13 Jakub Jelinek <jakub@redhat.com>
8397 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
8398 nested inline functions.
8399 (start_decl, start_function): Don't invert DECL_EXTERNAL
8400 for nested inline functions.
8402 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
8404 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
8405 splits that must be made for correctness.
8407 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
8409 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
8410 (AVAIL_NON_MIPS16): Likewise.
8411 (mips_builtin_description): Replace target_flags with a predicate.
8412 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
8413 (dspr2_32): New availability predicates.
8414 (MIPS_BUILTIN): New macro.
8415 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
8416 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
8417 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
8418 Replace the TARGET_FLAGS parameters with AVAIL parameters.
8419 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
8420 (mips_dsp_32only_bdesc): Merge into...
8421 (mips_builtins): ...this new array.
8422 (mips_bdesc_map, mips_bdesc_arrays): Delete.
8423 (mips_init_builtins): Update after above changes.
8424 (mips_expand_builtin_1): Merge into...
8425 (mips_expand_builtin): ...here and update after above changes.
8427 2008-06-12 Paul Brook <paul@codesourcery.com>
8429 * longlong.h (__arm__): Define count_leading_zeros.
8430 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
8431 (clzsi2, clzdi2): New functions.
8432 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
8433 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
8434 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
8435 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
8436 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
8437 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
8438 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
8439 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8440 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
8441 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
8443 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
8445 * config/m68k/m68k.c (m68k_tune_flags): New.
8446 (override_options): Compute m68k_tune_flags.
8447 (MULL_COST, MULW_COST): Update for various variants of CFV2.
8448 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
8450 2008-06-12 Jakub Jelinek <jakub@redhat.com>
8453 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
8455 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
8457 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
8458 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
8460 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
8462 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
8463 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
8465 2008-06-12 Jakub Jelinek <jakub@redhat.com>
8468 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
8471 2008-06-12 Richard Guenther <rguenther@suse.de>
8473 PR tree-optimization/36345
8474 * tree-flow.h (struct ptr_info_def): Align escape_mask,
8475 add memory_tag_needed flag.
8476 (may_alias_p): Declare.
8477 * tree-ssa-alias.c (may_alias_p): Export.
8478 (set_initial_properties): Use memory_tag_needed flag.
8479 (update_reference_counts): Likewise.
8480 (reset_alias_info): Reset memory_tag_needed flag.
8481 (create_name_tags): Check memory_tag_needed flag.
8482 (dump_points_to_info_for): Dump it.
8483 * tree-ssa-structalias.c (struct variable_info): Remove
8484 directly_dereferenced flag.
8485 (new_var_info): Do not initialize it.
8486 (process_constraint_1): Do not set it.
8487 (update_alias_info): Set is_dereferenced flag.
8488 (set_uids_in_ptset): Use may_alias_p.
8489 (set_used_smts): Check memory_tag_needed flag.
8490 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
8491 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
8492 memory_tag_needed flag.
8493 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
8496 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
8498 * config/i386/i386.c (ix86_compute_frame_layout): Disable
8499 red zone for w64 abi.
8500 (ix86_expand_prologue): Likewise.
8501 (ix86_force_to_memory): Likewise.
8502 (ix86_free_from_memory): Likewise.
8504 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
8507 * config/rs6000/rs6000.c (rs6000_override_options): Set
8508 rs6000_isel conditionally to the absence of comand line override.
8509 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8510 Remove duplicate rs6000_isel setting.
8511 * config/rs6000/eabispe.h: Ditto.
8513 2008-06-11 Richard Guenther <rguenther@suse.de>
8515 * alias.c (get_alias_set): Use the element alias-set for arrays.
8516 (record_component_aliases): For arrays and vectors do nothing.
8517 * c-common.c (strict_aliasing_warning): Handle the cases
8518 of alias set zero explicitly.
8519 * Makefile.in (dfp.o-warn): Add -Wno-error.
8521 2008-06-11 Joseph Myers <joseph@codesourcery.com>
8523 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
8525 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
8526 tune_32 tune_64 to supported_defaults. Allow values not
8527 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
8528 x86_64. Do not override cpu_32 or cpu_64 values from target name.
8529 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
8530 with_cpu_64 to generic for 64-bit-supporting configurations, not
8531 with_cpu. Remove FIXMEs.
8532 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
8533 --with-arch-64, --with-tune-32, --with-tune-64): Document.
8534 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
8535 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
8536 arch_32 and arch_64.
8538 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
8539 Olivier Hainque <hainque@adacore.com>
8541 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
8542 Use DECL_SIZE_UNIT to retrieve the size of the field.
8544 2008-06-11 Joseph Myers <joseph@codesourcery.com>
8546 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
8547 with function calls after declarations. Lay out
8548 neon_float_type_node before further use.
8550 2008-06-11 Richard Guenther <rguenther@suse.de>
8552 * tree-flow.h (may_point_to_global_var): Declare.
8553 * tree-ssa-alias.c (may_point_to_global_var): New function.
8554 * tree-ssa-sink.c (is_hidden_global_store): Use it.
8556 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
8558 * configure.ac: Teach that fido supports .debug_line.
8559 * configure: Regenerate.
8561 2008-06-10 Tom Tromey <tromey@redhat.com>
8563 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
8566 2008-06-10 Joseph Myers <joseph@codesourcery.com>
8568 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
8569 (encode_decimal64, decode_decimal64, encode_decimal128,
8570 decode_decimal128): Reverse order of 32-bit parts of value if host
8571 and target endianness differ.
8573 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
8575 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
8576 Avoid division by 0.
8577 (tree_mod_pow2_value_transform): Likewise.
8578 (tree_ic_transform): Likewise.
8579 (tree_stringops_transform): Likewise.
8580 (tree_mod_subtract_transform): Likewise.
8581 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
8582 (copy_edges_for_bb): Likewise.
8583 (initialize_cfun): Likewise.
8585 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
8587 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
8588 nonmemory_operand. Add "N" operand constraint.
8590 (*jcc_btdi_mask_rex64): New instruction and split pattern.
8591 (*jcc_btsi_mask): Ditto.
8592 (*jcc_btsi_mask_1): Ditto.
8594 2008-06-10 Joseph Myers <joseph@codesourcery.com>
8596 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
8597 TYPE_CANONICAL for copied element type.
8599 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
8602 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
8603 Add m_CORE2 and m_GENERIC.
8604 * config/i386/predicates.md (bt_comparison_operator): New predicate.
8605 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
8607 (*jcc_btdi_rex64): New instruction and split pattern.
8609 (*jcc_btsi_1): Ditto.
8610 (*btsq): Fix Intel asm dialect operand order.
8614 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
8617 * simplify-rtx.c (simplify_subreg): Add check for shift count
8620 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
8622 * doc/md.texi: Synchronize with later constraints.md change.
8623 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
8624 with a C implementation.
8625 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
8627 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
8628 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
8629 when moving to and from MD_REGNUM.
8630 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
8631 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
8632 Handle byte and halfword moves.
8633 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
8635 * config/mips/constraints.md (h): Turn into NO_REGS.
8636 (l, x): Update documentation.
8637 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
8638 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
8639 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
8640 (HILO): New mode iterator.
8642 (any_div): New code iterator.
8643 (u): Extend code attribute to div and udiv.
8644 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
8645 d_operand in the splitters. Remove redundant CONST_INT checks.
8646 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
8647 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
8648 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
8649 accordingly, using normal moves instead of unspecs to move LO into
8650 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
8651 (<u>mulsidi3): Handle expansion in C code.
8652 (<u>mulsidi3_32bit_internal): Rename to...
8653 (<u>mulsidi3_32bit): ...this.
8654 (<u>mulsidi3_32bit_r4000): Fix insn separator.
8655 (*<u>mulsidi3_64bit): Rename to...
8656 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
8657 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
8658 to set LO and HI to the multiplication result. Use a normal move
8659 for MFLO and an unspec for MFHI.
8660 (*<u>mulsidi3_64bit_parts): Replace with...
8661 (<u>mulsidi3_64bit_hilo): ...this new instruction.
8662 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
8663 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
8664 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
8665 instead of HI. Split the instruction into a separate multiplication
8666 and MFHI if !TARGET_FIX_R4000.
8667 (<su>muldi3_highpart): Likewise.
8668 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
8669 and the "=h" clobber.
8670 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
8671 (<u>mulditi3): New expander.
8672 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
8673 (madsi): Remove "=h" clobber.
8674 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
8675 Force the modulus result to be a GPR and split the instruction into
8676 a division followed by an MFHI after reload.
8677 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
8678 (*lea_high64): Use d_operand in the define_peephole2. Likewise
8679 the MIPS16 HIGH define_split.
8680 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
8681 of acc<->gpr moves to "multi".
8682 (*movdi_64bit): Replace the single "x" alternative with
8683 alternatives for moving into and out of "a".
8684 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
8685 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
8686 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
8687 Use d_operand in the splitters. Remove redundant CONST_INT checks.
8688 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
8689 (movti): New expander.
8690 (*movti, *movti_mips16): New insns.
8691 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
8692 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
8693 (mthi<GPR:mode>_<HILO:mode>): Likewise.
8694 * config/mips/predicates.md (fpr_operand): Delete.
8695 (d_operand): New predicate.
8697 2008-06-09 Michael Meissner <michael.meissner@amd.com>
8699 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
8700 failure on some Bourne shells.
8701 (x86_64-*-*): Ditto.
8703 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
8705 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
8707 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
8709 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
8710 (sparc-sun-solaris2*): Likewise.
8712 2008-06-09 Arnaud Charlet <charlet@adacore.com
8714 * doc/install.texi: Update requirements to build the Ada compiler.
8716 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
8718 * df-scan.c (struct df_scan_problem_data): Remove the
8719 mw_link_pool alloc pool.
8720 (df_scan_free_internal): Don't free it.
8721 (df_scan_alloc): Don't allocate it.
8722 * df.h (struct df_link): Update comment.
8724 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
8726 * except.h: Correct checks for when SJLJ exceptions must be used.
8728 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8730 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
8733 2008-06-08 Joseph Myers <joseph@codesourcery.com>
8735 PR tree-optimization/36218
8736 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
8737 configure for the build system.
8738 (BUILD_LDFLAGS): Define.
8739 * configure: Regenerate.
8740 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
8742 2008-07-08 Anatoly Sokolov <aesok@post.ru>
8745 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
8746 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
8747 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
8749 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
8751 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
8753 2008-06-07 Joseph Myers <joseph@codesourcery.com>
8755 * config.gcc (Obsolete configurations): Remove list of
8757 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
8758 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
8759 targets matched by those patterns.
8760 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
8761 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
8762 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
8763 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
8764 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8765 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
8766 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
8767 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
8768 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
8769 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
8770 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
8771 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
8772 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
8773 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
8774 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
8775 Make code for Solaris 7 and greater unconditional for Solaris.
8776 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
8777 Remove --with-* handling.
8778 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
8779 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
8780 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
8781 LINK_OS_WINDISS_SPEC): Remove.
8782 * config/rs6000/sysv4.opt (mwindiss): Remove.
8783 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
8784 * configure: Regenerate.
8785 * doc/cpp.texi: Don't mention BeOS.
8786 * doc/extend.texi (interrupt): Don't mention MS1.
8787 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
8788 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
8789 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
8790 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
8791 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
8793 * doc/invoke.texi (MT Options): Remove.
8794 (-mwindiss): Remove.
8795 (CRIS Options): Remove cris-axis-aout references.
8796 (HPPA Options): Don't mention hppa1.1-*-pro.
8797 * doc/md.texi: (MorphoTech family): Remove.
8798 * libgcc2.c: Don't handle UWIN.
8799 * config/alpha/t-unicosmk: Remove.
8800 * config/alpha/unicosmk.h: Remove.
8801 * config/arm/kaos-arm.h: Remove.
8802 * config/arm/kaos-strongarm.h: Remove.
8803 * config/arm/strongarm-coff.h: Remove.
8804 * config/arm/strongarm-elf.h: Remove.
8805 * config/arm/strongarm-pe.h: Remove.
8806 * config/arm/t-strongarm-pe: Remove.
8807 * config/arm/t-xscale-coff: Remove.
8808 * config/arm/t-xscale-elf: Remove.
8809 * config/arm/xscale-coff.h: Remove.
8810 * config/arm/xscale-elf.h: Remove.
8811 * config/chorus.h: Remove.
8812 * config/cris/aout.h: Remove.
8813 * config/cris/aout.opt: Remove.
8814 * config/cris/t-aout: Remove.
8815 * config/i386/beos-elf.h: Remove.
8816 * config/i386/kaos-i386.h: Remove.
8817 * config/i386/ptx4-i.h: Remove.
8818 * config/i386/sco5.h: Remove.
8819 * config/i386/sco5.opt: Remove.
8820 * config/i386/sysv4-cpp.h: Remove.
8821 * config/i386/sysv5.h: Remove.
8822 * config/i386/t-beos: Remove.
8823 * config/i386/t-sco5: Remove.
8824 * config/i386/t-uwin: Remove.
8825 * config/i386/uwin.asm: Remove.
8826 * config/i386/uwin.h: Remove.
8827 * config/kaos.h: Remove.
8828 * config/mips/windiss.h: Remove.
8829 * config/mt: Remove directory.
8830 * config/pa/pa-osf.h: Remove.
8831 * config/pa/pa-pro-end.h: Remove.
8832 * config/pa/t-pro: Remove.
8833 * config/ptx4.h: Remove.
8834 * config/rs6000/beos.h: Remove.
8835 * config/rs6000/kaos-ppc.h: Remove.
8836 * config/rs6000/t-beos: Remove.
8837 * config/rs6000/windiss.h: Remove.
8838 * config/sh/kaos-sh.h: Remove.
8839 * config/sol2-6.h: Remove.
8840 * config/sparc/sol26-sld.h: Remove.
8841 * config/sparc/sysv4-only.h: Remove.
8842 * config/vax/bsd.h: Remove.
8843 * config/vax/t-memfuncs: Remove.
8844 * config/vax/ultrix.h: Remove.
8845 * config/vax/vaxv.h: Remove.
8846 * config/windiss.h: Remove.
8848 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
8850 PR rtl-optimization/36438
8851 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
8852 for vector shifts with constant scalar shift operands.
8854 2008-06-06 Sandip Matte <sandip@rmicorp.com>
8856 * doc/invoke.texi: Document -march=xlr.
8857 * config/mips/xlr.md: New file.
8858 * config/mips/mips.md: Include it.
8860 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
8861 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
8862 (mips_rtx_cost_data): Likewise.
8864 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
8866 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
8867 PRE_INC and PRE_DEC cases.
8869 2008-06-06 Jakub Jelinek <jakub@redhat.com>
8871 PR rtl-optimization/36419
8872 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
8873 the emitting jump insn.
8876 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
8877 is not bool, boolify the whole *expr_p and convert to the desired type.
8879 2008-06-06 Jakub Jelinek <jakub@redhat.com>
8881 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
8882 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
8883 Add omp_private_outer_ref hook, add another argument to
8884 omp_clause_default_ctor hook.
8885 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
8886 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
8887 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
8888 hook_tree_tree_tree_tree_null.
8889 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
8890 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
8891 * hooks.c (hook_tree_tree_tree_tree_null): New function.
8892 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
8893 * tree.def (OMP_TASK): New tree code.
8894 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
8895 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
8896 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
8897 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
8898 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
8899 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
8900 OMP_CLAUSE_COLLAPSE_EXPR): Define.
8901 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
8902 (OMP_DIRECTIVE_P): Add OMP_TASK.
8903 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
8904 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
8905 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
8906 and OMP_CLAUSE_UNTIED entries.
8907 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
8909 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
8910 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
8911 * tree-pretty-print.c (dump_omp_clause): Handle
8912 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
8913 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
8914 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
8915 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
8916 warning about unsigned iterators. Change decl/init/cond/incr
8917 arguments to TREE_VECs, check arguments for all collapsed loops.
8918 (c_finish_omp_taskwait): New function.
8919 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
8921 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
8922 default_function_array_conversion on init. Add par_clauses argument.
8923 If decl is present in parallel's lastprivate clause, change it to
8924 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
8925 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
8926 collapse count in clauses.
8927 (c_parser_omp_for, c_parser_omp_parallel): Adjust
8928 c_parser_omp_for_loop callers.
8929 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
8930 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
8931 (c_parser_omp_clause_name): Handle collapse and untied clauses.
8932 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
8934 (c_parser_omp_clause_schedule): Handle schedule(auto).
8935 Include correct location in the error message.
8936 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
8937 and PRAGMA_OMP_CLAUSE_UNTIED.
8938 (OMP_TASK_CLAUSE_MASK): Define.
8939 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
8940 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
8941 * tree-nested.c (convert_nonlocal_omp_clauses,
8942 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
8943 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
8944 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
8945 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
8947 (conver_nonlocal_reference, convert_local_reference,
8948 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
8949 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
8950 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
8951 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
8952 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
8953 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
8954 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
8955 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
8956 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
8958 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
8959 * c-common.h (c_finish_omp_taskwait): New prototype.
8960 * gimple-low.c (lower_stmt): Handle OMP_TASK.
8961 * tree-parloops.c (create_parallel_loop): Create 1 entry
8962 vectors for OMP_FOR_{INIT,COND,INCR}.
8963 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
8964 (make_edges): Handle OMP_TASK.
8965 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
8966 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
8967 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
8968 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
8969 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
8970 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
8971 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
8972 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
8973 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
8974 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
8975 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
8976 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
8977 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
8978 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
8979 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
8980 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
8981 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
8982 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
8983 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
8984 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
8985 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
8986 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
8987 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
8988 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
8989 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
8990 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
8991 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
8992 original iterator is present in lastprivate clause or if
8993 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
8994 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
8995 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
8996 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
8997 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
8998 if it is set, lookup var in outer contexts too. Handle
8999 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
9000 to be implicitly determined firstprivate for task regions.
9001 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
9002 if it is set, lookup var in outer contexts too. Set
9003 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
9004 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
9005 OMP_CLAUSE_UNTIED. Take region_type as last argument
9006 instead of in_parallel and in_combined_parallel.
9007 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
9009 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
9010 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
9011 (new_omp_context): Set default_kind to
9012 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
9013 (omp_region_type): New enum.
9014 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
9015 fields, add region_type.
9016 (new_omp_context): Take region_type as argument instead of is_parallel
9017 and is_combined_parallel.
9018 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
9019 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
9020 ctx->is_combined_parallel checks.
9021 (gimplify_omp_task): New function.
9022 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
9024 * omp-low.c (extract_omp_for_data): Use schedule(static)
9025 for schedule(auto). Handle pointer and unsigned iterators.
9026 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
9027 Add loops argument. Extract data for collapsed OMP_FOR loops.
9028 (expand_parallel_call): Assert sched_kind isn't auto,
9029 map runtime schedule to index 3.
9030 (struct omp_for_data_loop): New type.
9031 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
9032 Add loop, loops, collapse and iter_type fields.
9033 (workshare_safe_to_combine_p): Disallow combined for if
9034 iter_type is unsigned long long. Don't combine collapse > 1 loops
9035 unless all bounds and steps are constant. Adjust extract_omp_for_data
9037 (expand_omp_for_generic): Handle pointer, unsigned and long long
9038 iterators. Handle collapsed OMP_FOR loops. Adjust
9039 for struct omp_for_data changes. If libgomp function doesn't return
9040 boolean_type_node, add comparison of the return value with 0.
9041 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
9042 pointer, unsigned and long long iterators. Adjust for struct
9043 omp_for_data changes.
9044 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
9045 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
9046 unsigned long long. Allocate loops array, pass it to
9047 extract_omp_for_data. For collapse > 1 loops use always
9048 expand_omp_for_generic.
9049 (omp_context): Add sfield_map and srecord_type fields.
9050 (is_task_ctx, lookup_sfield): New functions.
9051 (use_pointer_for_field): Use is_task_ctx helper. Change first
9052 argument's type from const_tree to tree. Clarify comment.
9053 In OMP_TASK disallow copy-in/out sharing.
9054 (build_sender_ref): Call lookup_sfield instead of lookup_field.
9055 (install_var_field): Add mask argument. Populate both record_type
9056 and srecord_type if needed.
9057 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
9059 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
9060 and DECL_FIELD_OFFSET.
9061 (scan_sharing_clauses): Adjust install_var_field callers. For
9062 firstprivate clauses on explicit tasks allocate the var by value in
9063 record_type unconditionally, rather than by reference.
9064 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
9065 Use is_taskreg_ctx instead of is_parallel_ctx.
9066 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9067 (create_omp_child_function_name): Add task_copy argument, use
9068 *_omp_cpyfn* names if it is true.
9069 (create_omp_child_function): Add task_copy argument, if true create
9070 *_omp_cpyfn* helper function.
9071 (scan_omp_parallel): Adjust create_omp_child_function callers.
9072 Rename parallel_nesting_level to taskreg_nesting_level.
9073 (scan_omp_task): New function.
9074 (lower_rec_input_clauses): Don't run constructors for firstprivate
9075 explicit task vars which are initialized by *_omp_cpyfn*.
9076 Pass outer var ref to omp_clause_default_ctor hook if
9077 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
9078 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
9079 OMP_CLAUSE_REDUCTION_INIT.
9080 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
9081 avoid duplicate setting of fields. Handle
9082 OMP_CLAUSE_PRIVATE_OUTER_REF.
9083 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
9084 copy-out if TREE_READONLY, only copy-in.
9085 (expand_task_copyfn): New function.
9086 (expand_task_call): New function.
9087 (struct omp_taskcopy_context): New type.
9088 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
9090 (lower_omp_parallel): Rename to...
9091 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
9092 Call create_task_copyfn if srecord_type is needed. Adjust
9094 (task_shared_vars): New variable.
9095 (check_omp_nesting_restrictions): Warn if work-sharing,
9096 barrier, master or ordered region is closely nested inside OMP_TASK.
9097 Add warnings for barrier if closely nested inside of work-sharing,
9098 ordered, or master region.
9099 (scan_omp_1): Call check_omp_nesting_restrictions even for
9100 GOMP_barrier calls. Rename parallel_nesting_level to
9101 taskreg_nesting_level. Handle OMP_TASK.
9102 (lower_lastprivate_clauses): Even if some lastprivate is found on a
9103 work-sharing construct, continue looking for them on parent parallel
9105 (lower_omp_for_lastprivate): Add lastprivate clauses
9106 to the beginning of dlist rather than end. Adjust for struct
9107 omp_for_data changes.
9108 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
9109 not after it. Handle collapsed OMP_FOR loops, adjust for
9110 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
9111 (get_ws_args_for): Adjust extract_omp_for_data caller.
9112 (scan_omp_for): Handle collapsed OMP_FOR
9113 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9114 (lower_omp_single_simple): If libgomp function doesn't return
9115 boolean_type_node, add comparison of the return value with 0.
9116 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
9117 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
9118 (parallel_nesting_level): Rename to...
9119 (taskreg_nesting_level): ... this.
9120 (is_taskreg_ctx): New function.
9121 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
9123 (execute_lower_omp): Rename parallel_nesting_level to
9124 taskreg_nesting_level.
9125 (expand_omp_parallel): Rename to...
9126 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
9127 Call omp_task_call for OMP_TASK regions.
9128 (expand_omp): Adjust caller, handle OMP_TASK.
9129 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
9131 * bitmap.c (bitmap_default_obstack_depth): New variable.
9132 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
9133 if argument is NULL and bitmap_default_obstack is already initialized.
9134 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
9136 * matrix-reorg.c (matrix_reorg): Likewise.
9138 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
9140 * config/i386/i386.md (*indirect_jump): Macroize using P
9141 mode iterator. Remove !TARGET_64BIT from insn constraints.
9142 (*tablejump_1): Ditto.
9143 (*indirect_jump_rex64): Remove insn pattern.
9144 (*tablejump_1_rex64): Ditto.
9145 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
9146 and eh_return_si insn patterns.
9148 2008-06-06 Richard Guenther <rguenther@suse.de>
9150 * tree-ssa-structalias.c (merge_smts_into): Remove.
9151 (find_what_p_points_to): Do not bother to compute the
9152 points-to set for pt_anything pointers.
9153 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
9154 for pt_anything pointers is ok.
9156 2008-06-06 Jan Hubicka <jh@suse.cz>
9158 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
9160 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9162 * cgraph.c: Fix typos in comments.
9163 (cgraph_availability_names): Fix string typo.
9164 * fold-const.c: Fix typos in comments.
9165 (fold_binary): Fix typo in warning.
9166 * genautomata.c: Fix typos in comments.
9167 (check_presence_pattern_sets): Fix typo in local variable.
9168 (output_description): Fix typo in output.
9169 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
9170 * hwint.h: Likewise.
9171 * matrix-reorg.c (check_allocation_function): Likewise.
9172 * omega.c (smooth_weird_equations): Likewise.
9173 * auto-inc-dec.c: Fix typos in comments.
9174 * bb-reorder.c: Likewise.
9175 * builtins.c: Likewise.
9176 * c-common.c: Likewise.
9177 * c-cppbuiltin.c: Likewise.
9178 * c-parser.c: Likewise.
9179 * c-pretty-print.c: Likewise.
9180 * cfgcleanup.c: Likewise.
9181 * cfgexpand.c: Likewise.
9182 * cfghooks.c: Likewise.
9183 * cfglayout.c: Likewise.
9184 * cfgloopmanip.c: Likewise.
9185 * cgraphunit.c: Likewise.
9186 * coverage.c: Likewise.
9187 * dbxout.c: Likewise.
9188 * df-byte-scan.c: Likewise.
9189 * df-core.c: Likewise.
9190 * df-problems.c: Likewise.
9191 * df-scan.c: Likewise.
9193 * dominance.c: Likewise.
9194 * domwalk.c: Likewise.
9196 * dwarf2out.c: Likewise.
9197 * emit-rtl.c: Likewise.
9198 * et-forest.c: Likewise.
9199 * function.c: Likewise.
9200 * function.h: Likewise.
9202 * gcov-io.c: Likewise.
9205 * genattrtab.c: Likewise.
9206 * ggc-page.c: Likewise.
9207 * gimplify.c: Likewise.
9208 * gthr-lynx.h: Likewise.
9209 * haifa-sched.c: Likewise.
9210 * ipa-cp.c: Likewise.
9211 * ipa-inline.c: Likewise.
9212 * ipa-prop.h: Likewise.
9213 * ipa-pure-const.c: Likewise.
9214 * ipa-struct-reorg.c: Likewise.
9215 * ipa-struct-reorg.h: Likewise.
9216 * ipa-type-escape.c: Likewise.
9218 * loop-doloop.c: Likewise.
9219 * mips-tfile.c: Likewise.
9220 * mkmap-flat.awk: Likewise.
9221 * mkmap-symver.awk: Likewise.
9222 * modulo-sched.c: Likewise.
9223 * omp-low.c: Likewise.
9224 * optabs.c: Likewise.
9225 * optabs.h: Likewise.
9227 * passes.c: Likewise.
9228 * postreload-gcse.c: Likewise.
9229 * postreload.c: Likewise.
9230 * predict.c: Likewise.
9231 * pretty-print.h: Likewise.
9232 * profile.c: Likewise.
9233 * protoize.c: Likewise.
9234 * ra-conflict.c: Likewise.
9236 * recog.c: Likewise.
9237 * regclass.c: Likewise.
9239 * reload.c: Likewise.
9240 * rtl-error.c: Likewise.
9241 * rtlanal.c: Likewise.
9243 * sched-rgn.c: Likewise.
9246 * target.h: Likewise.
9247 * tree-dfa.c: Likewise.
9248 * tree-eh.c: Likewise.
9249 * tree-flow-inline.h: Likewise.
9250 * tree-inline.c: Likewise.
9251 * tree-into-ssa.c: Likewise.
9252 * tree-loop-distribution.c: Likewise.
9253 * tree-nested.c: Likewise.
9254 * tree-parloops.c: Likewise.
9255 * tree-pass.h: Likewise.
9256 * tree-pretty-print.c: Likewise.
9257 * tree-profile.c: Likewise.
9258 * tree-scalar-evolution.c: Likewise.
9259 * tree-sra.c: Likewise.
9260 * tree-ssa-alias-warnings.c: Likewise.
9261 * tree-ssa-ccp.c: Likewise.
9262 * tree-ssa-coalesce.c: Likewise.
9263 * tree-ssa-dom.c: Likewise.
9264 * tree-ssa-dse.c: Likewise.
9265 * tree-ssa-forwprop.c: Likewise.
9266 * tree-ssa-live.c: Likewise.
9267 * tree-ssa-live.h: Likewise.
9268 * tree-ssa-loop-im.c: Likewise.
9269 * tree-ssa-loop-ivopts.c: Likewise.
9270 * tree-ssa-loop-niter.c: Likewise.
9271 * tree-ssa-loop-prefetch.c: Likewise.
9272 * tree-ssa-phiopt.c: Likewise.
9273 * tree-ssa-phiprop.c: Likewise.
9274 * tree-ssa-sccvn.c: Likewise.
9275 * tree-ssa-ter.c: Likewise.
9276 * tree-ssa-threadupdate.c: Likewise.
9277 * tree-ssa.c: Likewise.
9278 * tree-vect-analyze.c: Likewise.
9279 * tree-vect-transform.c: Likewise.
9280 * tree-vectorizer.c: Likewise.
9281 * tree-vn.c: Likewise.
9282 * tree-vrp.c: Likewise.
9284 * tree.def: Likewise.
9286 * unwind-dw2-fde.c: Likewise.
9287 * unwind.inc: Likewise.
9288 * value-prof.c: Likewise.
9289 * vmsdbgout.c: Likewise.
9291 2008-06-05 David Edelsohn <edelsohn@gnu.org>
9293 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
9294 always place FP constants in the TOC for TARGET_POWERPC64.
9295 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
9297 2008-06-05 Joseph Myers <joseph@codesourcery.com>
9299 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
9300 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
9301 enable for TARGET_E500_DOUBLE.
9302 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
9303 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
9304 floating-point modes like integer modes for E500 double.
9305 (rs6000_legitimate_offset_address_p): Likewise.
9306 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
9307 addressing for DDmode for E500 double.
9308 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
9309 modes as using 64-bits of registers for E500 double.
9310 (spe_build_register_parallel): Do not handle DDmode or TDmode.
9311 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
9312 specially for E500 double.
9313 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
9314 TDmode for E500 double.
9315 (rs6000_gimplify_va_arg): Only handle SDmode in registers
9316 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
9317 (rs6000_split_multireg_move): Do not handle TDmode specially for
9319 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
9320 using 64-bit registers for E500 double.
9321 (emit_frame_save): Do not handle DDmode specially for E500 double.
9322 (gen_frame_mem_offset): Likewise.
9323 (rs6000_function_value): Do not call spe_build_register_parallel
9324 for DDmode or TDmode.
9325 (rs6000_libcall_value): Likewise.
9326 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
9327 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
9330 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
9332 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
9335 2008-06-04 Junjie Gu <jgu@tensilica.com>
9337 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
9338 comparison for frame pointers.
9340 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
9343 * config/avr/avr.h (PUSH_ROUNDING): Remove.
9345 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
9348 * builtins.c (expand_builtin_signbit): Don't take lowpart when
9349 register is already smaller or equal to required mode.
9351 2008-06-04 Xinliang David Li <davidxl@google.com>
9353 * tree-call-cdce.c: New file.
9354 (cond_dead_built_in_calls): New static variable.
9355 (input_domain): New struct.
9356 (check_pow): New function.
9357 (check_builtin_call): Ditto.
9358 (check_target_format): Ditto.
9359 (is_call_dce_candidate): Ditto.
9360 (gen_one_condition): Ditto.
9361 (gen_conditions_for_domain): Ditto.
9362 (get_domain): Ditto.
9363 (gen_conditions_for_pow_cst_base): Ditto.
9364 (gen_conditions_for_pow_int_base): Ditto.
9365 (gen_conditions_for_pow): Ditto.
9366 (get_no_error_domain): Ditto.
9367 (gen_shrink_wrap_conditions): Ditto.
9368 (shrink_wrap_one_built_in_call): Ditto.
9369 (shink_wrap_conditional_dead_built_in_calls): Ditto.
9370 (tree_call_cdce): Ditto.
9371 (gate_call_cdce): Ditto.
9372 (pass_call_cdce): New gimple pass.
9373 * passes.c: (init_optimization_passes): New pass.
9374 * tree-pass.h: New pass declaration.
9375 * opts.c (decode_options): New flag setting.
9376 * common.opt: Add -ftree-builtin-call-dce flag.
9377 * Makefile.in: Add new source file.
9378 * tempvar.def: New tv_id.
9379 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
9381 2008-06-04 Richard Guenther <rguenther@suse.de>
9383 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
9384 (is_call_clobbered): Always check var_ann->call_clobbered.
9385 (mark_call_clobbered): Always set var_ann->call_clobbered.
9386 (clear_call_clobbered): Always clear var_ann->call_clobbered.
9387 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
9388 (reset_alias_info): Clear call clobbering info on MTAGs and
9390 (set_pt_anything): Set pt_global_mem.
9391 (create_tag_raw): Adjust comment.
9392 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
9394 2008-06-04 Joseph Myers <joseph@codesourcery.com>
9395 Maxim Kuvyrkov <maxim@codesourcery.com>
9397 * config/m68k/m68k.opt (mxgot): New option.
9398 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
9399 (m68k_output_addr_const_extra): New.
9400 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
9401 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
9402 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
9403 * doc/invoke.texi (M680x0 Options): Document -mxgot.
9405 2008-06-04 Richard Guenther <rguenther@suse.de>
9407 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
9408 negative or non-representable offsets.
9410 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
9412 * config/i386/i386.c (ix86_gen_leave): New.
9413 (ix86_gen_pop1): Likewise.
9414 (ix86_gen_add3): Likewise.
9415 (ix86_gen_sub3): Likewise.
9416 (ix86_gen_sub3_carry): Likewise.
9417 (ix86_gen_one_cmpl2): Likewise.
9418 (ix86_gen_monitor): Likewise.
9419 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
9420 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
9421 ix86_gen_one_cmpl2 and ix86_gen_monitor.
9422 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
9423 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
9424 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
9425 (ix86_expand_epilogue): Updated.
9426 (print_operand): Handle integer register operand for 'z'.
9427 (ix86_expand_strlensi_unroll_1): Likewise.
9428 (ix86_expand_strlen): Likewise.
9429 (ix86_expand_builtin): Likewise.
9430 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
9431 mov{q}/mov{l} and add{q}/add{l}.
9433 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9435 * config/i386/i386.md (P): New mode iterator.
9436 (SFmode push_operand splitter): Macroize DImode and SImode pushes
9437 using P mode iterator.
9438 (DFmode push_operand splitter): Ditto.
9439 (XFmode push_operand splitter): Ditto.
9440 (DFmode float_extend SFmode push_operand splitter): Ditto.
9441 (XFmode float_extend SFmode push_operand splitter): Do not generate
9442 SImode pushes for 64bit target. Macroize Dimode and SImode
9443 pushes using P mode iterator.
9444 (XFmode float_extend DFmode push_operand splitter): Ditto.
9446 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9448 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
9449 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
9450 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
9452 (ix86_call_abi_override): Remove check for call_used_regs.
9454 2008-06-03 Richard Guenther <rguenther@suse.de>
9456 * tree-ssa-structalias.c (find_func_aliases): Add constraints
9457 for the lhs of calls if the return type contains pointers.
9459 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9461 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
9462 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
9463 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
9464 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
9465 of cfun and DEFAULT_ABI to deceide abi mode.
9467 (REG_PARM_STACK_SPACE): Removed.
9468 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
9469 (STACK_BOUNDARY): Use default target to deceide stack boundary.
9470 * config/i386/i386-protos.h (ix86_cfun_abi): New.
9471 (ix86_function_abi): Likewise.
9472 (ix86_function_type_abi): Likewise.
9473 (ix86_call_abi_override): Likewise.
9474 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
9475 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
9476 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
9477 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
9479 (X86_64_REGPARM_MAX): New.
9480 (X86_64_SSE_REGPARM_MAX): New.
9481 (X64_REGPARM_MAX): New.
9482 (X64_SSE_REGPARM_MAX): New.
9483 (X86_32_REGPARM_MAX): New.
9484 (X86_32_SSE_REGPARM_MAX): New.
9485 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
9486 (ix86_function_regparm): Handle user calling abi.
9487 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
9488 by DEFAULT_ABI versus SYSV_ABI check.
9489 (ix86_reg_parm_stack_space): New.
9490 (ix86_function_type_abi): New.
9491 (ix86_call_abi_override): New.
9492 (ix86_function_abi): New.
9493 (ix86_cfun_abi): New.
9494 (init_cumulative_args): Call abi specific initialization.
9495 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
9496 (function_arg_64): Extend SSE_REGPARM_MAX check.
9497 (function_arg (): Remove TARGET_64BIT_MS_ABI.
9498 (ix86_pass_by_reference): Likewise.
9499 (ix86_function_value_regno_p): Likewise.
9500 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
9501 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
9502 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
9503 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
9504 (setup_incoming_varargs_64): Adjust regparm for call abi.
9505 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
9506 (ix86_va_start): Likewise.
9507 (ix86_gimplify_va_arg): Likewise.
9508 (ix86_expand_prologue): Likewise.
9509 (output_pic_addr_const): Likewise.
9510 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
9511 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
9512 (x86_output_mi_thunk): Likewise.
9513 (x86_function_profiler): Likewise.
9514 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
9515 (SYSV_ABI, MS_ABI): New constants.
9517 (init_regs): Add prototype of function in regclass.c file.
9518 (OVERRIDE_ABI_FORMAT): New.
9519 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
9520 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
9521 (OUTGOING_REG_PARM_STACK_SPACE): New.
9522 (ix86_reg_parm_stack_space): New prototype.
9523 (CUMULATIVE_ARGS): Add call_abi member.
9524 (machine_function): Add call_abi member.
9525 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
9526 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
9528 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
9531 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
9532 (avr_builtin_setjmp_frame_value): New function.
9533 * config/avr/avr.md (nonlocal_goto_receiver): Define.
9534 (nonlocal_goto): Define.
9536 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
9538 * config/mips/mips.c (mips_emit_loadgp): Return early if
9539 there is nothing do to, otherwise emit a blockage if
9540 !TARGET_EXPLICIT_RELOCS || crtl->profile.
9541 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
9543 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9545 * configure.ac: Drop unneeded backslash ending up in config.in.
9546 * acinclude.m4: Likewise.
9547 * config.in: Regenerate.
9549 2008-05-26 Jan Hubicka <jh@suse.cz>
9551 * predict.c (maybe_hot_frequency_p): Break out of...
9552 (maybe_hot_bb_p): ... here.
9553 (maybe_hot_edge_p): New.
9554 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
9555 * basic-block.h (maybe_hot_edge_p): Declare.
9557 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
9559 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
9560 (*cmpfp_<mode>_cc): Ditto.
9561 (*fp_jcc_8<mode>_387): Ditto.
9562 (*fop_<MODEF:mode>_2_i387): Ditto.
9563 (*fop_<MODEF:mode>_3_i387): Ditto.
9564 (*fop_xf_2_i387): Ditto.
9565 (*fop_xf_3_i387): Ditto.
9567 2008-06-02 Tomas Bily <tbily@suse.cz>
9569 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
9571 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
9573 * config/mips/mips.c (mips_valid_offset_p): New function.
9574 (mips_valid_lo_sum_p): Likewise.
9575 (mips_classify_address): Use them.
9576 (mips_force_address): New function.
9577 (mips_legitimize_address): Use it.
9578 * config/mips/mips.md (MOVE128): New mode iterator.
9579 (movtf): Require TARGET_64BIT. Remove empty strings.
9580 (*movtf_internal): Rename to...
9581 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
9582 of "R" and use {,fp}{load,store} attributes instead of "multi".
9583 Use a separate define_split.
9584 (*movtf_mips16): New pattern.
9586 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
9588 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
9589 * config/mips/mips.c (mips_expand_before_return): New function.
9590 (mips_expand_epilogue): Call it.
9591 * config/mips/mips.md (return): Turn into a define_expand.
9592 (*return): New insn.
9594 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
9596 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
9597 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
9598 functions. Do not emit uses and clobbers of CONCATs; individually
9599 use and clobber their operands.
9600 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
9601 gen_clobber, emit_use and gen_use.
9602 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
9603 (expand_builtin_return): Likewise.
9604 * cfgbuild.c (count_basic_blocks): Likewise.
9605 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
9606 * explow.c (emit_stack_restore): Likewise.
9607 * expmed.c (extract_bit_field_1): Likewise.
9608 * expr.c (convert_move, emit_move_complex_parts): Likewise.
9609 (emit_move_multi_word, store_constructor): Likewise.
9610 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
9611 (thread_prologue_and_epilogue_insns): Likewise.
9612 * lower-subreg.c (resolve_simple_move): Likewise.
9613 * optabs.c (widen_operand, expand_binop): Likewise.
9614 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
9615 * reload.c (find_reloads): Likewise.
9616 * reload1.c (eliminate_regs_in_insn): Likewise.
9617 * stmt.c (expand_nl_goto_receiver): Likewise.
9618 * config/alpha/alpha.md (builtin_longjmp): Likewise.
9619 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
9620 * config/arm/arm.c (arm_load_pic_register): Likewise.
9621 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
9622 * config/arm/arm.md (untyped_return): Likewise.
9623 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
9624 * config/avr/avr.c (expand_prologue): Likewise.
9625 * config/bfin/bfin.c (do_unlink): Likewise.
9626 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
9627 * config/cris/cris.c (cris_expand_prologue): Likewise.
9628 * config/darwin.c (machopic_indirect_data_reference): Likewise.
9629 (machopic_legitimize_pic_address): Likewise.
9630 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
9631 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
9632 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
9633 (ix86_expand_convert_uns_didf_sse): Likewise.
9634 (ix86_expand_vector_init_general): Likewise.
9635 * config/ia64/ia64.md (eh_epilogue): Likewise.
9636 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
9637 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
9638 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
9639 (config/iq2000/iq2000.c): Likewise.
9640 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9641 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
9642 (builtin_longjmp): Likewise.
9643 * config/mn10300/mn10300.md (call, call_value): Likewise.
9644 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
9645 * config/pdp11/pdp11.md (abshi2): Likewise.
9646 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9647 * config/s390/s390.c (s390_emit_prologue): Likewise.
9648 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
9649 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
9650 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
9651 * config/sh/sh.c (prepare_move_operands): Likewise.
9652 (output_stack_adjust, sh_expand_epilogue): Likewise.
9653 (sh_set_return_address, sh_expand_t_scc): Likewise.
9654 * config/sparc/sparc.c (load_pic_register): Likewise.
9655 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
9656 * config/spu/spu.c (spu_expand_epilogue): Likewise.
9657 * config/v850/v850.c (expand_epilogue): Likewise.
9659 2008-05-31 Anatoly Sokolov <aesok@post.ru>
9661 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
9662 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
9663 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
9664 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
9665 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
9666 stack pointer register.
9667 (output_movhi): Remove code for interrupt specific writing to the
9668 stack pointer register.
9670 2008-05-31 Richard Guenther <rguenther@suse.de>
9672 PR tree-optimization/34244
9673 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
9674 (tree_expr_nonzero_warnv_p): Likewise.
9675 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
9676 ssa_name_nonnegative_p.
9677 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
9678 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
9679 not tree_expr_nonzero_warnv_p.
9681 PR tree-optimization/36262
9683 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
9685 PR tree-optimization/34244
9686 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
9687 (record_numbers_of_iterations): New function.
9688 (execute_vrp): Cache the numbers of iterations of loops.
9689 * tree-scalar-evolution.c (scev_reset_except_niters):
9691 (scev_reset): Use scev_reset_except_niters.
9692 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
9694 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
9696 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9697 __WORKAROUND_RETS when appropriate.
9699 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
9701 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
9702 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
9704 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
9705 *fop_df_comm_sse insn patterns using MODEF mode iterator.
9706 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
9707 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
9708 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
9709 *fop_df_1_mixed insn patterns using MODEF mode iterator.
9710 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
9711 *fop_df_1_sse insn patterns using MODEF mode iterator.
9712 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
9713 *fop_df_1_i387 insn patterns using MODEF mode iterator.
9714 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
9715 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
9716 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
9717 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
9718 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
9719 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
9720 (*fop_xf_4_i387): Use <MODE> for mode attribute.
9721 (*fop_xf_5_i387): Ditto.
9722 (*fop_xf_6_i387): Ditto.
9724 2008-05-30 Richard Guenther <rguenther@suse.de>
9726 * builtins.c (build_string_literal): Avoid generating
9727 a non-gimple_val result.
9729 2008-05-30 DJ Delorie <dj@redhat.com>
9731 * exec-tool.in: Use an environment variable (private) instead of a
9732 file (shared) as a semaphore, so as to not break parallel builds.
9734 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
9736 * optabs.c (maybe_encapsulate_block): Remove.
9737 (emit_libcall_block): Adjust accordingly.
9738 * optabs.h (maybe_encapsulate_block): Remove prototype.
9740 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
9741 Don't use maybe_encapsulate_block.
9743 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
9745 * config/rs6000/rs6000.c (rs6000_legitimize_address,
9746 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
9747 rtx is a SYMBOL_REF before calling get_pool_constant.
9749 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
9751 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
9753 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
9755 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
9756 rather than OS names to choose INO_T_EQ definition.
9757 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
9758 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
9760 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
9763 * config/darwin-f.c: New.
9764 * config/t-darwin: Added rule to build darwin-f.o.
9765 * config.gcc: Defined new variable, fortran_target_objs.
9766 (*-*-darwin*): Set fortran_target_objs.
9767 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
9768 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
9769 * configure: Regenerated.
9771 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
9774 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
9775 canonical type if needed.
9777 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
9779 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
9781 2008-05-29 Richard Guenther <rguenther@suse.de>
9783 PR tree-optimization/36343
9784 PR tree-optimization/36346
9785 PR tree-optimization/36347
9786 * tree-flow.h (clobber_what_p_points_to): Declare.
9787 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
9788 pointed-to variable is dereferenced is irrelevant to whether
9789 the pointer can access the pointed-to variable.
9790 (clobber_what_p_points_to): New function.
9791 * tree-ssa-alias.c (set_initial_properties): Use it.
9792 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
9793 call clobber check for NMTs.
9795 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
9797 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
9798 for printing gcov_type.
9800 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
9802 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
9803 and the eh region information.
9804 * value-prof.c (gimple_move_stmt_histograms): New function.
9805 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
9807 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
9809 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
9811 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
9813 * value-prof.c (tree_ic_transform): Print counts.
9814 * tree-profile.c (tree_gen_ic_func_profiler):
9815 Clear __gcov_indreict_call_callee variable to avoid misattribution
9818 2008-05-28 Rafael Espindola <espindola@google.com>
9820 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
9823 2008-05-28 Richard Guenther <rguenther@suse.de>
9825 PR tree-optimization/36339
9826 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
9827 and clobbering code out of the loop.
9829 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
9831 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
9834 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
9835 s390_contiguous_bitmask_p, s390_symref_operand_p,
9836 s390_check_symref_alignment, s390_reload_larl_operand,
9837 s390_reload_symref_address): New functions.
9838 (s390_branch_condition_mnemonic): Support compare and branch
9840 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
9841 and 'W' constraints.
9842 (s390_secondary_reload): Add secondary reloads for unaligned
9843 symbol refs or symbol refs to floating point or QI/TI mode
9845 (legitimate_address_p): Accept symbol references as addresses.
9846 (s390_expand_insv): Use rotate and insert selected bits
9847 instruction for insv when building for z10.
9848 (print_operand_address): Handle symbol ref addresses.
9849 (print_operand): Output modifier 'c' added for signed byte values.
9850 (s390_encode_section_info): Mark symbol refs with
9851 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
9853 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
9854 (length attribute): RRF, RRR have 4 byte length.
9855 (FPALL, INTALL): New mode iterators added.
9856 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
9857 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
9858 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
9859 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
9860 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
9861 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
9862 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
9863 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
9865 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
9866 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
9867 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
9868 reload<INTALL:mode><P:mode>_toreg_z10,
9869 reload<FPALL:mode><P:mode>_tomem_z10,
9870 reload<FPALL:mode><P:mode>_toreg_z10,
9871 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
9872 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
9873 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
9874 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
9876 (movmem, clrmem, cmpmem): New splitters added.
9878 * config/s390/predicates.md (larl_operand): Use
9879 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
9880 SYMBOL_REF_ALIGN1_P.
9881 (s390_signed_integer_comparison,
9882 s390_unsigned_integer_comparison): New predicates.
9884 * config/s390/s390-protos.h (s390_check_symref_alignment,
9885 s390_contiguous_bitmask_p, s390_reload_larl_operand,
9886 s390_reload_symref_address,
9887 s390_compare_and_branch_condition_mask): Prototypes added.
9889 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
9890 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
9891 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
9893 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
9895 * config/s390/s390.c (z10_cost): New cost function for z10.
9896 (s390_handle_arch_option, override_options): Support -march=z10 switch.
9897 (s390_issue_rate): Adjust issue rate for z10.
9898 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
9899 (processor_flags): Add PF_Z10.
9900 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
9901 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
9902 * gcc/config.gcc: Add z10.
9904 2008-05-28 Richard Guenther <rguenther@suse.de>
9906 PR tree-optimization/36291
9907 * tree-flow. h (struct gimple_df): Remove var_anns member.
9908 * tree-flow-inline.h (gimple_var_anns): Remove.
9909 (var_ann): Simplify.
9910 * tree-dfa.c (create_var_ann): Simplify.
9911 (remove_referenced_var): Clear alias info from var_anns of globals.
9912 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
9913 (delete_tree_ssa): Clear alias info from var_anns of globals.
9914 Do not free var_anns.
9915 (var_ann_eq): Remove.
9916 (var_ann_hash): Likewise.
9918 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
9920 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
9921 and loongson2f entries.
9922 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
9923 * config/mips/mips.h (processor_type): Add Loongson-2E
9924 and Loongson-2F entries.
9925 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
9926 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
9927 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
9928 * doc/invoke.texi (MIPS Options): Document loongson2e
9929 and loongson2f processor names.
9931 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
9935 * config/i386/i386.c (ix86_function_arg_boundary): Use
9936 alignment of canonical type.
9937 (ix86_expand_vector_move): Check unaligned memory access for
9940 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
9942 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
9943 Moved to the front of file.
9945 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
9946 H.J. Lu <hongjiu.lu@intel.com>
9948 * dwarf2out.c (current_fde): New.
9950 (lookup_cfa:): Likewise.
9951 (dwarf2out_end_epilogue): Likewise.
9952 (dwarf2out_note_section_used): Likewise.
9954 2008-05-27 Michael Matz <matz@suse.de>
9957 * c.opt (Wenum-compare): New warning option.
9958 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
9960 2008-05-27 Michael Matz <matz@suse.de>
9963 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
9965 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
9966 into memory as tail calls.
9968 2008-05-27 Richard Guenther <rguenther@suse.de>
9970 PR tree-optimization/36339
9971 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
9972 pointers cause all addressable variables to be call clobbered.
9974 2008-05-27 Richard Guenther <rguenther@suse.de>
9976 PR tree-optimization/36245
9977 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
9979 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
9981 * config/s390/s390.md: Replace all occurences of the 'm'
9982 constraint with 'RT'.
9984 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
9986 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
9988 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
9990 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
9991 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
9992 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
9994 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
9996 * reload.c: (find_reloads): Skip alternatives according to the
9997 "enabled" attribute. Constify the constraint variable.
9998 * recog.c (get_attr_enabled): Add default implementation.
9999 (extract_insn): Set the alternative_enabled_p array
10000 in the recog_data struct.
10001 (preprocess_constraints, constrain_operands): Skip
10002 alternatives according to the "enabled" attribute
10003 * recog.h (struct recog_data): New field alternative_enabled_p.
10004 (skip_alternative): New inline function.
10005 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
10006 (record_reg_classes): Skip alternative according to the
10007 "enabled" attribute.
10009 * doc/md.texi: Add documention for the "enabled" attribute.
10011 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10013 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
10014 * postreload.c (reload_cse_simplify_operands): Replace 'm'
10015 constraint with TARGET_MEM_CONSTRAINT.
10016 * recog.c (asm_operand_ok, preprocess_constraints,
10017 constrain_operands): Likewise.
10018 * regclass.c (record_reg_classes): Likewise.
10019 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
10020 * reload1.c (maybe_fix_stack_asms): Likewise.
10021 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
10022 * recog.h: Adjust comment.
10023 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
10024 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
10025 * doc/md.texi: Add a note to description of 'm' constraint.
10026 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
10028 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
10030 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
10031 that the bitfield is of integral type before testing its precision.
10033 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10034 Sa Liu <saliu@de.ibm.com>
10036 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
10037 __modti3, __udivti3, __umodti3 and __udivmodti4.
10038 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
10039 that implement TImode mul and div functions.
10040 * config/spu/multi3.c: New. Implement __multi3.
10041 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
10042 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
10045 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
10047 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
10048 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
10049 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
10050 tls_sysv_suffix): New mode and mode attribute iterators.
10051 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
10052 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
10053 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
10054 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
10055 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
10058 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
10060 PR tree-optimization/36329
10061 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
10062 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
10063 * cgraphbuild.c (initialize_inline_failed): Use the latter
10064 macro in lieu of the former.
10065 * ipa-inline.c (cgraph_mark_inline): Likewise.
10066 (cgraph_decide_inlining_of_small_function): Likewise.
10067 (cgraph_decide_inlining): Likewise.
10068 (cgraph_decide_inlining_incrementally): Likewise.
10070 2008-05-26 Tristan Gingold <gingold@adacore.com>
10071 Anatoly Sokolov <aesok@post.ru>
10073 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
10074 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
10075 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
10076 optimization for 'avr6' architecture.
10078 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
10081 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
10083 2008-05-26 Richard Guenther <rguenther@suse.de>
10085 * tree-ssa-sccvn.c (expr_has_constants): Declare.
10086 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
10088 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
10090 PR middle-end/36253
10091 * caller-save.c (insert_restore): Verify alignment of spill space.
10092 (insert_save): Likewise.
10093 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
10094 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
10095 (STACK_SLOT_ALIGNMENT): Likewise.
10096 * function.c (LOCAL_ALIGNMENT): Removed.
10097 (get_stack_local_alignment): New.
10098 (assign_stack_local): Use it. Set alignment on stack slot.
10099 (assign_stack_temp_for_type): Use get_stack_local_alignment.
10100 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
10101 (STACK_SLOT_ALIGNMENT): New.
10102 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
10103 stack slot in XFmode.
10105 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
10107 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
10110 * config/i386/i386.md (allocate_stack_worker_64): Make sure
10111 argument operand in rax isn't removed.
10113 2008-05-26 Richard Guenther <rguenther@suse.de>
10115 PR middle-end/36300
10116 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
10117 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
10119 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10122 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
10124 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
10126 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
10127 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
10129 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
10131 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
10132 build a trampoline if we don't want one.
10133 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
10134 return zero for nested functions if we don't want a trampoline.
10136 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10138 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
10140 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10143 * c.opt: Removed undocumented option '-lang-fortran'.
10144 * c-common.h: Removed global variable 'lang_fortran'.
10145 * c-opts.c (c_common_handle_option): Removed code to handle
10146 option '-lang-fortran'. Updated includes.
10147 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
10148 definition of '__GFORTRAN__'.
10149 (define__GNUC__): Reimplemented to use BASEVER and
10150 cpp_define_formatted.
10151 (builtin_define_with_value_n): Removed.
10152 * c-incpath.h: Renamed to ...
10153 * incpath.h: ... this.
10154 * c-incpath.c: Renamed to ...
10155 * incpath.c: ... this. Updated includes.
10156 * fix-header.c: Updated includes.
10157 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
10158 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
10159 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
10161 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
10163 * tree.h: Update the table of flags used on tree nodes.
10164 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
10165 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
10166 (FORCED_LABEL): Add access check.
10167 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
10168 (ASM_INPUT_P): Likewise.
10169 (ASM_VOLATILE_P): Likewise.
10170 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
10171 (OMP_SECTION_LAST): Access private_flag directly.
10172 (OMP_RETURN_NOWAIT): Likewise.
10173 (OMP_PARALLEL_COMBINED): Likewise.
10174 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
10175 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
10176 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
10177 deprecated_flag directly.
10179 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
10181 * final.c (frame_pointer_needed): Removed.
10182 * flags.h (frame_pointer_needed): Likewise.
10184 * function.h (rtl_data): Add frame_pointer_needed.
10185 (frame_pointer_needed): New.
10187 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
10189 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
10191 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
10193 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
10196 2008-05-25 Alan Modra <amodra@bigpond.net.au>
10198 * c-common.c (strip_array_types): Move function to..
10200 (get_inner_array_type): Delete.
10201 * c-common.h (strip_array_types): Move declaration to..
10203 (get_inner_array_type): Delete.
10204 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
10205 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
10206 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
10207 * config/pa/pa.c (emit_move_sequence): Likewise.
10209 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
10211 * config/i386/i386.md (*sse_prologue_save_insn): Set length
10214 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
10216 * function.c: Include target hook for nonlocal_goto frame value.
10218 2008-05-24 Richard Guenther <rguenther@suse.de>
10220 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
10221 variable can be only accessed through a pointer or a union.
10223 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10225 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
10226 * doc/extend.texi: Likewise.
10228 2008-05-23 DJ Delorie <dj@redhat.com>
10230 * config/m32c/jump.md (untyped_call): Add.
10232 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
10233 for A24 to PSImode.
10234 (m32c_address_cost): Detail costs for indirect offsets.
10236 2008-05-23 Rafael Espindola <espindola@google.com>
10238 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
10239 if a node is a SUBREG.
10240 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
10243 2008-05-23 Paul Brook <paul@codesourcery.com>
10244 Carlos O'Donell <carlos@codesourcery.com>
10246 * doc/extend.texi: Clarify use of __attribute__((naked)).
10247 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
10248 * target.h (gcc_target): Add allocate_stack_slots_for_args.
10249 * function.c (use_register_for_decl): Use
10250 targetm.calls.allocate_stack_slots_for_args.
10251 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
10252 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
10253 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
10255 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
10257 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
10259 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
10261 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
10262 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
10263 is only rounded once.
10265 2008-05-23 Richard Guenther <rguenther@suse.de>
10267 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
10269 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
10270 Jakub Jelinek <jakub@redhat.com>
10273 * configure.ac: Handle --enable-cld.
10274 * configure: Regenerated.
10275 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
10276 * config/i386/i386.h (struct machine_function): Add needs_cld field.
10277 (ix86_current_function_needs_cld): New define.
10278 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
10279 (cld): New isns pattern.
10280 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
10281 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
10282 * config/i386/i386.opt (mcld): New option.
10283 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
10284 TARGET_CLD and ix86_current_function_needs_cld.
10285 (override_options): Use -mcld by default for 32-bit code if
10288 * doc/install.texi (Options specification): Document --enable-cld.
10289 * doc/invoke.texi (Machine Dependent Options)
10290 [i386 and x86-64 Options]: Add -mcld option.
10291 (Intel 386 and AMD x86-64 Options): Document -mcld option.
10293 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
10294 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
10295 (return_in_memory_64): Likewise.
10296 (return_in_memory_ms_64): Likewise.
10298 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10300 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
10301 * builtins.c (fold_builtin_fpclassify): New.
10302 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
10303 * builtins.def (BUILT_IN_FPCLASSIFY): New.
10304 * c-common.c (handle_type_generic_attribute): Adjust to accept
10305 fixed arguments before an elipsis.
10306 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
10307 * doc/extend.texi: Document __builtin_fpclassify.
10309 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
10311 * omp-low.c (gate_expand_omp_ssa): Remove.
10312 (pass_expand_omp_ssa): Remove.
10313 (gate_expand_omp): Do not check for flag_openmp_ssa.
10314 * common.opt (-fopenmp-ssa): Remove.
10315 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
10317 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
10319 * config/sh/sh.opt (mfixed-range): New option.
10320 * config/sh/sh-protos.h (sh_fix_range): Declare.
10321 * config/sh/sh.c (sh_fix_range): New function.
10322 * config/sh/sh.h (sh_fixed_range_str): Declare.
10323 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
10325 * doc/invoke.texi (SH Options): Document -mfixed-range.
10327 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
10329 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
10330 it before the redeclaration.
10332 2008-05-22 Anatoly Sokolov <aesok@post.ru>
10334 * config/avr/avr.c (get_sequence_length): Add new function.
10335 (expand_prologue, expand_epilogue): Remove duplicate code.
10337 2008-05-22 Rafael Espindola <espindola@google.com>
10339 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
10342 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
10344 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
10345 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
10347 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
10348 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
10349 (vect_update_misalignment_for_peel): Likewise.
10350 (vector_alignment_reachable_p): Likewise.
10351 * tree-vect-transform.c (vectorizable_load): Likewise.
10352 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
10353 (get_vectype_for_scalar_type): Pass mode of scalar_type
10354 to UNITS_PER_SIMD_WORD.
10356 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
10357 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
10358 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
10359 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
10360 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
10362 2008-05-22 Ira Rosen <irar@il.ibm.com>
10364 PR tree-optimization/36293
10365 * tree-vect-transform.c (vect_transform_strided_load): Don't check
10366 if the first load must be skipped because of a gap.
10368 2008-05-22 Richard Guenther <rguenther@suse.de>
10370 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
10371 more cases of offset disambiguation that is possible if
10372 strict-aliasing rules apply.
10373 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
10374 for basic offset and type-based disambiguation.
10376 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10378 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
10379 ix86_expand_vector_set on V16QImode for SSE4.1.
10381 2008-05-21 Tom Tromey <tromey@redhat.com>
10383 * c.opt (Wimport): Mark as undocumented.
10384 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
10386 (Warning Options): Likewise.
10387 * doc/cppopts.texi: Don't mention -Wimport.
10389 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
10391 PR tree-optimization/36287
10392 PR tree-optimization/36286
10393 * lambda-code.c (build_access_matrix): Do not use the loop->num
10394 for computing the number of induction variables: use the loop depth
10397 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
10400 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
10401 option -f(no-)leading-underscore.
10403 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10405 * config/i386/i386.c (ix86_expand_vector_init_general): Use
10406 GET_MODE_NUNITS (mode).
10408 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
10410 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
10411 (-mmulhw): Add 464 to description.
10412 (-mdlmzb): Likewise.
10413 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
10414 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
10416 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
10417 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
10418 * config/rs6000/rs6000.md: Update comments for 464.
10420 2008-05-21 Janis Johnson <janis187@us.ibm.com>
10422 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
10424 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10426 * config/i386/sse.md (vec_extractv4sf): Removed.
10427 (vec_extractv2df): Likewise.
10428 (vec_extractv2di): Likewise.
10429 (vec_extractv4si): Likewise.
10430 (vec_extractv8hi): Likewise.
10431 (vec_extractv16qi): Likewise.
10432 (vec_extract<mode>): New.
10434 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10436 * config/i386/sse.md (vec_setv4sf): Removed.
10437 (vec_setv2df): Likewise.
10438 (vec_setv2di): Likewise.
10439 (vec_setv4si): Likewise.
10440 (vec_setv8hi): Likewise.
10441 (vec_setv16qi): Likewise.
10442 (vec_set<mode>): New.
10444 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10446 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
10447 goto for vec_concat and vec_interleave.
10449 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10451 * config/i386/sse.md (vec_initv4sf): Removed.
10452 (vec_initv2df): Likewise.
10453 (vec_initv2di): Likewise.
10454 (vec_initv4si): Likewise.
10455 (vec_initv8hi): Likewise.
10456 (vec_initv16qi): Likewise.
10457 (vec_init<mode>): New.
10459 2008-05-21 Joseph Myers <joseph@codesourcery.com>
10461 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
10463 2008-05-21 Tom Tromey <tromey@redhat.com>
10465 * ggc-zone.c (lookup_page_table_if_allocated): New function.
10466 (zone_find_object_offset): Likewise.
10467 (gt_ggc_m_S): Likewise.
10468 (highest_bit): Likewise.
10469 * ggc-page.c (gt_ggc_m_S): New function.
10470 * stringpool.c (string_stack): Remove.
10471 (init_stringpool): Update.
10472 (ggc_alloc_string): Use ggc_alloc.
10473 (maybe_delete_ident): New function.
10474 (ggc_purge_stringpool): Likewise.
10475 (gt_ggc_m_S): Remove.
10476 * ggc-common.c (ggc_protect_identifiers): New global.
10477 (ggc_mark_roots): Call ggc_purge_stringpool. Use
10478 ggc_protect_identifiers.
10479 * ggc.h (ggc_protect_identifiers): Declare.
10480 (gt_ggc_m_S): Update.
10481 (ggc_purge_stringpool): Declare.
10482 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
10483 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
10485 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
10487 2008-05-21 David S. Miller <davem@davemloft.net>
10489 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
10492 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
10494 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
10497 2008-05-20 David Daney <ddaney@avtrex.com>
10499 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
10500 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
10501 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
10502 UNSPEC_UPDATE_GOT_VERSION): Renumber.
10503 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
10504 (atomic_hiqi_op): New define_code_iterator.
10505 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
10506 mips_expand_compare_and_swap_12.
10507 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
10508 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
10509 (sync_<optab><mode>, sync_old_<optab><mode>,
10510 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
10511 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
10512 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
10513 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
10514 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
10515 (test_and_set_12): New insn.
10516 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
10517 sync_new_<optab><mode>, sync_old_nand<mode>,
10518 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
10519 clobber to operand 0 for SI and DI mode insns.
10520 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
10521 mips_gen_fn_4): New typedefs.
10522 (mips_gen_fn_ptrs): Define new union type.
10523 (mips_expand_compare_and_swap_12): Remove declaration.
10524 (mips_expand_atomic_qihi): Declare function.
10525 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
10526 (mips_expand_atomic_qihi): ... this. Use new generator function
10528 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
10529 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
10530 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
10531 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
10532 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
10533 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
10534 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
10535 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
10536 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
10537 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
10540 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
10542 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
10545 2008-05-20 Anatoly Sokolov <aesok@post.ru>
10547 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
10548 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
10549 (avr_attribute_table): Add 'OS_main' function attribute.
10550 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
10551 functions with 'OS_main' attribute.
10553 2008-05-20 Richard Guenther <rguenther@suse.de>
10555 PR tree-optimization/35204
10556 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
10557 helper, split out from ...
10558 (DFS): ... here. Make the DFS walk non-recursive.
10560 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
10561 Jan Sjodin <jan.sjodin@amd.com>
10563 PR tree-optimization/36181
10564 * tree-parloops.c (loop_has_vector_phi_nodes): New.
10565 (parallelize_loops): Don't parallelize when the loop has vector
10568 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
10569 Sebastian Pop <sebastian.pop@amd.com>
10571 * tree-loop-linear.c (gather_interchange_stats): Look in the access
10572 matrix, and never look at the tree representation of the memory
10574 (linear_transform_loops): Computes parameters and access matrices.
10575 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
10577 (access_matrix_get_index_for_parameter): New.
10578 * tree-data-ref.h (struct access_matrix): New.
10579 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
10580 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
10581 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
10582 am_vector_index_for_loop): New.
10583 (struct data_reference): Add field access_matrix.
10584 (DR_ACCESS_MATRIX): New.
10585 (compute_data_dependences_for_loop): Update declaration.
10586 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
10587 * lambda.h (lambda_vector_vec_p): Declared.
10588 * lambda-code.c: Depend on pointer-set.h.
10589 (lambda_collect_parameters_from_af, lambda_collect_parameters,
10590 av_for_af_base, av_for_af, build_access_matrix,
10591 lambda_compute_access_matrices): New.
10592 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
10594 2008-05-20 Joseph Myers <joseph@codesourcery.com>
10596 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
10597 $SOURCEDIR/include.
10599 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
10600 Sebastian Pop <sebastian.pop@amd.com>
10602 PR tree-optimization/36206
10603 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
10605 (instantiate_scev_1): Rename flags to fold_conversions.
10606 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
10607 outeside instantiation_loop.
10608 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
10609 (evolution_function_is_affine_or_constant_p): Removed.
10610 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
10612 (analyze_siv_subscript): Pass in the loop nest number.
10613 Call evolution_function_is_affine_in_loop instead of
10614 evolution_function_is_affine_p.
10615 (analyze_overlapping_iterations): Pass in the loop nest number.
10617 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
10618 Sebastian Pop <sebastian.pop@amd.com>
10620 PR tree-optimization/36206
10621 * tree-chrec.h (chrec_fold_op): New.
10622 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
10625 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
10627 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
10629 (remove_duplicates): Do not set inode on non-inode systems.
10632 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
10634 * config.gcc (tm_file): Update comments about relative pathnames.
10636 2008-05-20 Richard Guenther <rguenther@suse.de>
10638 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
10639 * tree-ssa-sccvn.c (process_scc): Likewise.
10640 * tree-ssa-sink.c (execute_sink_code): Likewise.
10641 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
10642 * tree-vrp.c (process_assert_insertions): Likewise.
10643 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
10644 (perform_tree_ssa_dce): Likewise.
10645 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
10646 (dump_dominator_optimization_stats): Likewise.
10647 * tree-vectorizer.c (vectorize_loops): Likewise.
10649 2008-05-20 Richard Guenther <rguenther@suse.de>
10651 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
10653 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
10655 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
10656 (ix86_i386elf_return_in_memory): Likewise.
10657 (ix86_i386interix_return_in_memory): Likewise.
10658 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
10659 (SUBTARGET_RETURN_IN_MEMORY): New.
10660 * config/i386/i386elf.h: Likewise.
10661 * config/i386/ptx4-i.h: Likewise.
10662 * config/i386/sol2-10.h: Likewise.
10663 * config/i386/sysv4.h: Likewise.
10664 * config/i386/vx-common.h: Likewise.
10665 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
10666 * config/i386/i386.c (ix86_return_in_memory): Made static and
10667 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
10668 (ix86_i386elf_return_in_memory): Removed.
10669 (ix86_i386interix_return_in_memory): Removed.
10670 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
10671 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
10673 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
10675 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
10677 2008-05-19 Xinliang David Li <davidxl@google.com>
10679 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
10681 * common.opt: Ditto.
10682 * doc/invoke.texi: Ditto.
10684 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
10686 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
10687 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
10689 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
10691 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
10692 sizes of operand array from 8/4 to 4/2.
10693 (ix86_expand_vector_init_general): Change size of operand array
10694 from 32 to 16. Remove op0, op1 and half_mode.
10696 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
10698 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
10699 (ix86_expand_vector_init_interleave): Likewise.
10700 (ix86_expand_vector_init_general): Use them. Assert
10701 word_mode == SImode when n_words == 4.
10703 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
10705 * config/i386/i386.c (ix86_secondary_reload): New static function.
10706 (TARGET_SECONDARY_RELOAD): New define.
10707 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
10708 * config/i386/i386.md (reload_outqi): Remove.
10710 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10712 PR middle-end/35509
10713 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
10714 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
10715 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
10716 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
10717 (fold_builtin_1): Likewise.
10718 * builtins.def (BUILT_IN_ISINF_SIGN): New.
10719 c-common.c (check_builtin_function_arguments): Handle
10720 BUILT_IN_ISINF_SIGN.
10721 * doc/extend.texi: Document __builtin_isinf_sign.
10722 * fold-const.c (operand_equal_p): Handle COND_EXPR.
10724 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
10726 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
10727 EH cleanup at the end of the pass, search for those that have been
10728 turned into forwarder blocks and do the cleanup on their successor.
10730 2008-05-18 Richard Guenther <rguenther@suse.de>
10732 * tree-cfg.c (verify_gimple_expr): Allow conversions from
10733 pointers to sizetype and vice versa.
10735 2008-05-18 Xinliang David Li <davidxl@google.com>
10737 * gcc/tree-ssa-dce.c: Coding style fix.
10738 (check_pow): Documentation comment.
10739 (check_log): Documenation comment. Coding style fix.
10740 (is_unnecessary_except_errno_call): Ditto.
10741 (gen_conditions_for_pow): Ditto.
10742 (gen_conditions_for_log): Ditto.
10743 (gen_shrink_wrap_conditions): Ditto.
10744 (shrink_wrap_one_built_in_calls): Ditto.
10745 * gcc/doc/invoke.texi: Better documentation string.
10746 * ChangeLog: Fix wrong change log entries from
10747 May 17 checkin on function call DCE.
10749 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
10751 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
10753 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
10755 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
10756 * df-problems.c (simulation routines): Fixed block comment to
10757 properly say how to add forwards scanning functions.
10759 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
10761 * tree-inline.c (setup_one_parameter): Remove dead code.
10763 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
10765 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
10766 a BIT_AND_EXPR only for an INTEGER_TYPE.
10768 2008-05-17 Xinliang David Li <davidxl@google.com>
10770 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
10771 (check_pow, check_log, is_unnecessary_except_errno_call): New
10772 functions to check for eliminating math functions that are pure
10773 except for setting errno.
10774 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
10775 general condition expressions for shrink-wrapping pow/log calls.
10776 (gen_shrink_wrap_conditions): Ditto.
10777 (shrink_wrap_one_built_in_call): Ditto.
10778 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
10779 (mark_operand_necessary): If debugging, output if OP is necessary.
10780 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
10782 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
10784 * gcc/common.opt: New user flag -ftree-builtin-dce.
10785 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
10787 2008-05-16 David S. Miller <davem@davemloft.net>
10789 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
10790 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
10792 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
10795 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
10797 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10799 * ifcvt.c (dead_or_predicable): Rename
10800 df_simulate_one_insn_backwards to df_simulate_one_insn.
10801 * recog.c (peephole2_optimize): Ditto.
10802 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
10804 * df.h: Rename df_simulate_one_insn_backwards to
10805 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
10806 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
10807 scanning of defs and uses.
10808 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
10809 (df_simulate_one_insn_forwards): Removed.
10811 2008-05-16 Doug Kwan <dougkwan@google.com>
10813 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
10815 (real_from_string): Handle NaNs and Inf as approriate.
10817 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
10819 * doc/gty.texi (Source Files Containing Type Information): Note
10820 that headers should appear first in the gtfiles list.
10822 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10824 * tree.def (COND_EXEC): Properly documented this code.
10826 2008-05-16 Diego Novillo <dnovillo@google.com>
10828 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
10829 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
10832 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10834 * tree-ssa-dse (max_stmt_uid): Removed.
10835 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
10836 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
10837 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
10838 * function.h (cfun.last_stmt_uid): New field.
10839 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
10840 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
10842 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
10843 (create_stmt_ann): Initialize the ann->uid field.
10844 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
10846 * tree-flow.h (renumber_gimple_stmt_uids): New function.
10848 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
10850 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
10851 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
10852 (init_empty_tree_cfg): Call it.
10854 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10856 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
10859 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10861 * doc/invoke.text (-fdump-tree-*-verbose): New option.
10862 * tree-dump.c (dump_options): New verbose option.
10863 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
10865 * tree-pass.h (TDF_VERBOSE): New dump flag.
10866 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
10867 (tree-flow.h): Added include.
10868 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
10870 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
10872 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
10874 From Jie Zhang <jie.zhang@analog.com>
10875 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10876 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
10877 mcpu=bf561-none and mcpu=bf561-0.2.
10878 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10879 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
10880 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10881 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
10882 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
10883 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
10884 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
10886 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
10887 (cputype_selected): Remove.
10888 (bfin_handle_option): Don't use cputype_selected.
10889 (override_options): When no mcpu option, enable all workarounds.
10890 Don't use bfin_workarounds.
10891 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
10893 (DEFAULT_CPU_TYPE): Don't define.
10895 2008-05-16 Richard Guenther <rguenther@suse.de>
10897 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
10898 on deletion of the last stmt.
10900 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
10902 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
10903 V8HImode for SSE2 and V16QImode for SSE4.1.
10905 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
10907 * cgraph.h (compute_inline_parameters): Made public.
10908 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
10909 variable_generate_summary, function_write_summary,
10910 variable_write_summary, variable_read_summary. Added generate_summary,
10911 write_summary, read_summary.
10912 * cgraphunit.c (cgraph_process_new_functions): Changed call from
10913 pass_ipa_inline.function_generate_summary, to
10914 compute_inline_parameters.
10915 * ipa-inline.c (compute_inline_parameters): Made public and added
10917 (compute_inline_parameters_for_current): New function.
10918 (pass_inline_param): Now calls compute_inline_parameters_for_current.
10919 (inline_generate_summary): Removed parameter and made to loop over
10921 (pass_ipa_inline): Updated for new IPA_PASS structure.
10922 * passes.c (execute_ipa_summary_passes): Now is called once per
10923 pass rather than once per node*pass.
10925 2008-05-15 Anatoly Sokolov <aesok@post.ru>
10927 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
10928 avr_have_mul_p, avr_asm_only_p): Remove variables.
10929 (avr_override_options): Remove initialization of removed variables.
10930 (avr_file_start): Convert removed variables to fields of
10931 'struct base_arch_s *avr_current_arch'.
10932 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
10933 (AVR_HAVE_MUL): (Ditto.).
10934 (AVR_HAVE_MOVW): (Ditto.).
10935 (AVR_HAVE_LPMX): (Ditto.).
10936 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
10937 avr_asm_only_p): Remove declaration.
10939 2008-05-15 Diego Novillo <dnovillo@google.com>
10941 * config/arm/arm.c (arm_return_in_memory): Fix return type.
10942 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
10944 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
10946 PR middle-end/36194
10947 * combine.c (check_conversion): Rename back to check_promoted_subreg.
10948 Don't call record_truncated_value from here.
10949 (record_truncated_value): Turn it into a for_each_rtx callback.
10950 (record_truncated_values): New function.
10951 (combine_instructions): Call note_uses with record_truncated_values.
10952 Change name of check_conversion to check_promoted_subreg.
10954 2008-05-15 Janis Johnson <janis187@us.ibm.com>
10956 * doc/sourcebuild.texi: Document support for torture tests.
10958 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
10960 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
10961 to alternative 4 of operand 2.
10963 2008-05-15 Richard Guenther <rguenther@suse.de>
10965 * tree-pass.h (current_pass): Declare.
10966 (get_pass_for_id): Likewise.
10967 * passes.c (passes_by_id, passes_by_id_size): New globals.
10968 (set_pass_for_id): New function.
10969 (get_pass_for_id): Likewise.
10970 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
10971 (execute_function_todo): Flush per function statistics.
10972 * toplev.c (compile_file): Init statistics.
10973 (general_init): Do early statistics initialization.
10974 (finalize): Finish statistics.
10975 * statistics.h (statistics_early_init): Declare.
10976 (statistics_init): Likewise.
10977 (statistics_fini): Likewise.
10978 (statistics_fini_pass): Likewise.
10979 (statistics_counter_event): Likewise.
10980 (statistics_histogram_event): Likewise.
10981 * statistics.c: New file.
10982 * Makefile.in (OBJS-common): Add statistics.o.
10983 (statistics.o): Add dependencies.
10984 * doc/invoke.texi (-fdump-statistics): Document.
10986 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
10987 (insert): Likewise.
10988 (execute_pre): Use statistics_counter_event.
10989 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
10990 (substitute_and_fold): Increment it. Use statistics_counter_event.
10992 2008-05-15 Diego Novillo <dnovillo@google.com>
10994 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
10996 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
10997 * tree-ssa-alias.c (new_type_alias): Remove references to
10998 sub-variables from comment.
10999 * tree-ssa-operands.c (swap_tree_operands): Likewise.
11001 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
11003 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
11004 attribute to 1 only for insertps alternative.
11006 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
11008 * config/bfin/bfin.md (loadbytes): New pattern.
11009 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
11010 (bfin_init_builtins): Initialize it.
11011 (bdesc_1arg): Add it.
11013 2008-05-15 Sa Liu <saliu@de.ibm.com>
11015 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
11016 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
11017 * testsuite/lib/target-supports.exp: Add
11018 check_effective_target_fortran_integer_16.
11020 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
11022 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
11023 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
11024 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
11025 (TARGET_RETURN_IN_MEMORY): Define.
11027 2008-05-15 Richard Guenther <rguenther@suse.de>
11029 PR middle-end/36244
11030 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
11031 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
11032 represent unmodifiable vars.
11034 2008-05-15 Richard Guenther <rguenther@suse.de>
11036 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
11037 INDIRECT_REF and TARGET_MEM_REF.
11038 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
11041 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
11042 H.J. Lu <hongjiu.lu@intel.com>
11044 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
11045 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
11046 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
11047 insn alternatives. Add missing alternatives.
11048 (*vec_concatv2di_rex64_sse4_1): Likewise.
11049 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
11050 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
11051 Require TARGET_SSE.
11053 2008-05-15 Richard Guenther <rguenther@suse.de>
11055 PR tree-optimization/36009
11056 PR tree-optimization/36204
11057 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
11058 (determine_invariantness_stmt): Record the loop a store is
11059 always executed in.
11060 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
11063 2008-05-15 Richard Guenther <rguenther@suse.de>
11065 PR tree-optimization/34330
11066 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
11067 through the pointer will alias the SMT.
11069 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
11071 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
11073 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
11075 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
11077 2008-05-14 Michael Meissner <michael.meissner@amd.com>
11078 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11080 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
11081 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
11082 (vashl_optab): New optab for vector/vector shifts.
11083 (vashr_optab): Ditto.
11084 (vlshr_optab): Ditto.
11085 (vrotl_optab): Ditto.
11086 (vrotr_optab): Ditto.
11087 (optab_subtype): New enum for optab_for_tree_code call.
11088 (optab_for_tree_code): Add enum optab_subtype argument.
11090 * optabs.c (optab_for_tree_code): Take an additional argument to
11091 distinguish between a vector shift by a scalar and vector shift by
11092 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
11093 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
11094 vector shift by a vector.
11095 (expand_widen_pattern_expr): Pass additional argument to
11096 optab_for_tree_code.
11098 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
11099 vrotl_optab, vrotr_optab.
11101 * expr.c (expand_expr_real_1): Update calls to
11102 optab_for_tree_code to distinguish between vector shifted by a
11103 scalar and vector shifted by a vector.
11104 * tree-vectorizer.c (supportable_widening_operation): Ditto.
11105 (supportable_narrowing_operation): Ditto.
11106 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
11107 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
11108 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
11109 (vect_create_epilog_for_reduction): Ditto.
11110 (vectorizable_reduction): Ditto.
11111 (vectorizable_operation): Ditto.
11112 (vect_strided_store_supported): Ditto.
11113 (vect_strided_load_supported): Ditto.
11114 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11115 * expmed.c (expand_shift): Ditto.
11117 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
11119 (ashr@var{m}3): Ditto.
11120 (vashl@var{m}3): Document new vector/vector shift standard name.
11121 (vashr@var{m}3): Ditto.
11122 (vlshr@var{m}3): Ditto.
11123 (vrotl@var{m}3): Ditto.
11124 (vrotr@var{m}3): Ditto.
11126 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
11127 (PPERM_INVERT): Ditto.
11128 (PPERM_REVERSE): Ditto.
11129 (PPERM_REV_INV): Ditto.
11130 (PPERM_ZERO): Ditto.
11131 (PPERM_ONES): Ditto.
11132 (PPERM_SIGN): Ditto.
11133 (PPERM_INV_SIGN): Ditto.
11134 (PPERM_SRC1): Ditto.
11135 (PPERM_SRC2): Ditto.
11137 * config/i386/sse.md (mulv2di3): Add SSE5 support.
11138 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
11139 allows a memory operand to be the value being added, and split it
11140 to improve vectorization.
11141 (sse5_pmacsdqh_mem): Ditto.
11142 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
11143 (sse5_mulv2div2di3_high): Ditto.
11144 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
11145 (vec_pack_trunc_v4si): Ditto.
11146 (vec_pack_trunc_v2di): Ditto.
11147 (sse5_pcmov_<mode>): Remove code that tried to use use
11148 andps/andnps instead of pcmov.
11149 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
11150 pmacsdqh instructions.
11151 (vec_widen_smult_lo_v4si): Ditto.
11153 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
11154 (PPERM_INVERT): Ditto.
11155 (PPERM_REVERSE): Ditto.
11156 (PPERM_REV_INV): Ditto.
11157 (PPERM_ZERO): Ditto.
11158 (PPERM_ONES): Ditto.
11159 (PPERM_SIGN): Ditto.
11160 (PPERM_INV_SIGN): Ditto.
11161 (PPERM_SRC1): Ditto.
11162 (PPERM_SRC2): Ditto.
11163 (ix86_expand_sse_movcc): Move the SSE5 test after the if
11165 (ix86_expand_int_vcond): If SSE5 generate all possible integer
11167 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
11168 says ignore whether the last reference is a memory operand.
11170 2008-05-14 Michael Meissner <michael.meissner@amd.com>
11171 Paolo Bonzini <bonzini at gnu dot org>
11173 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
11176 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
11177 (vlshr<mode>3): Rename from vlshr<mode>3.
11178 (vashr<mode>3): Rename from vashr<mode>3.
11179 (mulv4sf3): Change the names of vector shift patterns.
11183 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
11186 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
11211 * config/spu/spu.md (v): New iterator macro to add v for vector types.
11212 (floatunssidf2_internal): Change vector/vector shift names.
11213 (floatunsdidf2_internal): Ditto.
11220 (vashl<mode>3): Rename from ashl<mode>3.
11221 (vashr<mode>3): Rename from ashr<mode>3.
11222 (vlshr<mode>3): Rename from lshr<mode>3.
11223 (vrotl<mode>3): Rename from rotl<mode>3.
11225 2008-05-14 Michael Meissner <michael.meissner@amd.com>
11228 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
11229 multiply gives the wrong value when doing widening multiplies.
11230 (vec_widen_smult_lo_v4si): Ditto.
11232 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
11234 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
11235 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
11236 emit_library_call_value.
11237 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
11238 * tree.h (ECF_LIBCALL_BLOCK): Removed.
11239 * calls.c (initialize_argument_information, precompute_arguments,
11240 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
11241 (precompute_arguments): Removed flags parameter.
11242 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
11244 2008-05-14 Richard Guenther <rguenther@suse.de>
11246 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
11247 Make sure to register the store if the use is a PHI_NODE.
11249 2008-05-14 Olivier Hainque <hainque@adacore.com>
11251 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
11252 memory if the component is to be referenced in BLKmode according
11253 to get_inner_reference.
11255 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
11257 * calls.c (emit_library_call_value_1): Restore code clearing
11258 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
11260 2008-05-14 Olivier Hainque <hainque@adacore.com>
11261 Nicolas Roche <roche@adacore.com>
11263 * configure.ac: Add support for a "gcc_subdir" variable in
11264 config-lang.in, to denote a subdirectory where the language/GCC
11265 integration files are to be found.
11266 * configure: Regenerate.
11268 2008-05-14 Ira Rosen <irar@il.ibm.com>
11270 PR tree-optimization/36098
11271 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
11272 value for the first load in the group in case of a gap.
11273 (vect_build_slp_tree): Check that there are no gaps in loads.
11275 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
11277 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
11278 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
11279 expand_copysign_bit, ): Change call to emit_no_conflict_block to
11280 emit_insn and remove unneeded code to construct extra args.
11281 (emit_no_conflict_block): Removed.
11282 * optabls.h: (emit_no_conflict_block): Removed.
11283 * cse.c (cse_extended_basic_block): Remove search for
11284 REG_NO_CONFLICT note.
11285 * global.c: Removed incorrect comment added in revision 117.
11286 * expr.c (convert_move): Change call to emit_no_conflict_block to
11288 * recog.c: Change comments so that they do not mention
11290 * local_alloc.c (combine_regs): Removed last parameter.
11291 (no_conflict_p): Removed.
11292 (block_alloc): Removed note, no_conflict_combined_regno and set
11293 local vars. Removed all code to process REG_NO_CONFLICT blocks.
11294 (combine_regs): Removed already_dead and code to look for
11295 REG_NO_CONFLICT notes.
11296 * lower_subreg (remove_retval_note): Removed code to look for
11297 REG_NO_CONFLICT block.
11298 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
11299 (resolve_clobber): Remove code to process libcalls that have
11300 REG_NO_CONFLICT notes.
11301 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
11303 * combine.c (can_combine_p, distribute_notes): Removed
11304 REG_NO_CONFLICT case.
11305 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
11307 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
11308 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
11310 * reg-notes.def (NO_CONFLICT): Removed.
11312 2008-05-14 David S. Miller <davem@davemloft.net>
11314 * config/sparc/sparc.c (sparc_profile_hook): If
11315 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
11316 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
11317 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
11319 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
11321 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
11323 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
11326 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
11327 and op1 expansion before vector concat to have less live pseudos.
11329 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
11331 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
11332 ix86_expand_vector_set if supported.
11334 2008-05-13 Diego Novillo <dnovillo@google.com>
11335 Kenneth Zadeck <zadeck@naturalbridge.com>
11337 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
11339 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
11340 phinodes_print_statistics, init_ssanames, fini_ssanames,
11341 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
11342 release_ssa_name, release_defs, replace_ssa_name_symbol,
11343 ssanames_print_statistics): Move ...
11344 * tree-flow.h: ... here.
11345 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
11346 Use FN instead of cfun.
11347 (make_ssa_name_fn): Rename from make_ssa_name.
11348 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
11349 * tree-flow-inline.h (make_ssa_name): Move from
11350 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
11351 * omp-low.c (expand_omp_parallel):
11352 * tree-flow-inline.h (redirect_edge_var_map_result):
11353 * tree-ssa.c (init_tree_ssa): Add argument FN.
11354 Use it instead of cfun. Update all users.
11356 2008-05-13 Tom Tromey <tromey@redhat.com>
11358 PR preprocessor/22168:
11359 * doc/cpp.texi (Top): Update menu.
11360 (Alternatives to Wrapper #ifndef): New node.
11361 (Other Directives): Document deprecation.
11362 (Obsolete Features): Remove menu.
11363 (Assertions): Merge node into Obsolete Features.
11364 (Obsolete once-only headers): Move earlier; rename to Alternatives
11365 to Wrapper #ifndef.
11366 * doc/cppopts.texi: Update.
11367 * c.opt (Wdeprecated): Enable for C and ObjC.
11368 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
11369 (C++ Dialect Options): Move -Wno-deprecated from here to...
11370 (Warning Options): ... here.
11372 2008-05-13 Richard Guenther <rguenther@suse.de>
11374 PR middle-end/36227
11375 * fold-const.c (fold_sign_changed_comparison): Do not allow
11376 changes in pointer-ness.
11378 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
11381 * config/sh/sh.c (sh_expand_prologue): Don't clear
11382 RTX_FRAME_RELATED_P for push insns.
11384 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
11386 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
11388 2008-05-12 Anatoly Sokolov <aesok@post.ru>
11390 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
11391 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
11392 Use 'machine->is_leaf' instead of 'leaf_func_p'.
11394 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
11396 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
11397 (*vec_concatv4sf_sse): This.
11398 (*sse2_concatv2si): Renamed to ...
11399 (*vec_concatv2si_sse2): This.
11400 (*sse1_concatv2si): Renamed to ...
11401 (*vec_concatv2si_sse): This.
11402 (*vec_concatv2di_rex): Renamed to ...
11403 (*vec_concatv2di_rex64): This.
11404 (*vec_concatv2si_sse4_1): New.
11405 (*vec_concatv2di_rex64_sse4_1): Likewise.
11407 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
11409 PR rtl-optimization/36111
11410 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
11411 that was created for swappable operands.
11413 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
11416 * Makefile.in: Substitute GNATMAKE and GNATBIND.
11417 * configure.ac: Add call to ACX_PROG_GNAT.
11419 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
11421 * optc-gen.awk: Fix comment typo.
11423 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11425 * pretty-print.c (pp_integer_with_precision): Use
11426 HOST_LONG_LONG_FORMAT.
11428 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
11430 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
11432 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
11434 * config/i386/i386.c (bdesc_ptest): Removed.
11435 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
11436 (bdesc_args): Add __builtin_ia32_ptestz128,
11437 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
11438 (ix86_init_mmx_sse_builtins): Updated.
11439 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
11440 (ix86_expand_builtin): Updated.
11442 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
11444 * tree-cfg.c (valid_fixed_convert_types_p): New function.
11445 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
11447 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
11449 * value-prof.c (interesting_stringop_to_profile): Do not
11450 return early for BUILT_IN_MEMPCPY.
11452 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
11454 * calls.c (expand_call): Don't use callgraph to increase
11455 preferred_stack_boundary.
11457 * cgraph.h (cgraph_rtl_info): Use unsigned on
11458 preferred_incoming_stack_boundary.
11460 * final.c (rest_of_clean_state): Use unsigned on
11461 preferred_stack_boundary.
11463 2008-05-09 Tom Tromey <tromey@redhat.com>
11465 PR preprocessor/22231:
11466 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
11469 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
11471 PR tree-optimization/36129
11472 * tree-ssa-ccp.c: Include value-prof.h.
11473 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
11474 built-in function was folded to a constant.
11475 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
11477 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
11478 Sebastian Pop <sebastian.pop@amd.com>
11480 * tree-scalar-evolution.c: Document instantiate_scev.
11481 (instantiate_parameters_1): Renamed instantiate_scev_1.
11482 Don't use the same loop for instantiation_loop and evolution_loop.
11483 (instantiate_scev): New.
11484 (instantiate_parameters): Moved...
11485 (resolve_mixers): Update call to instantiate_scev_1 to pass the
11486 same loop twice. Maintains the semantics for this function.
11487 * tree-scalar-evolution.h (instantiate_scev): Declare.
11488 (instantiate_parameters): ...here. Now static inline.
11489 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
11490 instead of resolve_mixers.
11492 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11494 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
11496 2008-05-09 Tomas Bily <tbily@suse.cz>
11498 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
11499 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
11500 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11501 * c-common.c (c_common_truthvalue_conversion): Likewise.
11502 * tree-object-size.c (compute_object_offset): Likewise.
11503 * tree-inline.c (estimate_num_insns_1): Likewise.
11504 * varasm.c (const_hash_1, compare_constant, copy_constant)
11505 (compute_reloc_for_constant, output_addressed_constants)
11506 (initializer_constant_valid_p): Likewise.
11507 * c-omp.c (check_omp_for_incr_expr): Likewise.
11508 * gimplify.c (gimplify_expr): Likewise.
11509 * c-typeck.c (c_finish_return): Likewise.
11510 * tree-vectorizer.c (supportable_widening_operation)
11511 (supportable_narrowing_operation): Likewise.
11512 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
11513 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
11514 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11515 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
11516 (descr_info_loc): Likewise.
11517 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11518 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
11519 (fold_unary): Likewise.
11520 * builtins.c (get_pointer_alignment): Likewise.
11521 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
11522 (instantiate_parameters_1): Likewise.
11523 * tree.c (expr_align, stabilize_reference): Likewise.
11524 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
11525 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
11526 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
11527 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11528 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
11529 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
11531 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
11532 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
11533 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
11534 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
11535 (forward_propagate_comparison)
11536 (tree_ssa_forward_propagate_single_use_vars): Likewise.
11537 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
11538 * emit-rtl.c (component_ref_for_mem_expr)
11539 (set_mem_attributes_minus_bitpos): Likewise.
11540 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11541 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
11543 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
11544 (build_function_call, pointer_diff, build_compound_expr)
11545 (c_finish_return): Likewise.
11546 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
11547 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
11549 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
11550 * expr.c (is_aligning_offset): Likewise.
11551 * tree-ssa-alias.c (is_escape_site): Likewise.
11552 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
11553 (check_all_va_list_escapes): Likewise.
11554 * tree-ssa-loop-ivopts.c (determine_base_object)
11555 (determine_common_wider_type): Likewise.
11556 * dojump.c (do_jump): Likewise.
11557 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
11558 * tree-gimple.c (is_gimple_cast): Likewise.
11559 * fold-const.c (decode_field_reference, )
11560 (fold_sign_changed_comparison, fold_unary, fold_comparison)
11561 (fold_binary): Likewise.
11562 * tree-ssa-alias-warnings.c (find_alias_site_helper)
11563 (already_warned_in_frontend_p): Likewise.
11564 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
11565 * tree.c (really_constant_p, get_unwidened): Likewise.
11566 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
11567 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
11568 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
11570 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
11572 (CONVERT_EXPR_P): Define.
11573 (CASE_CONVERT): Define.
11575 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11577 PR middle-end/36117
11578 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
11579 (delete_unmarked_insns): When deleting a call, call
11580 delete_unreachable_blocks.
11581 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
11582 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
11584 2008-05-08 Richard Guenther <rguenther@suse.de>
11586 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
11587 (-ftree-salias): Likewise.
11588 (salias-max-implicit-fields): Remove param documentation.
11589 (salias-max-array-elements): Likewise.
11590 * tree-pass.h (pass_create_structure_vars): Remove.
11591 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
11592 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
11593 * tree-ssa-alias.c (create_structure_vars): Remove.
11594 (gate_structure_vars): Likewise.
11595 (pass_create_structure_vars): Likewise.
11596 (gate_build_alias): Likewise.
11597 (pass_build_alias): Adjust to run always and dump the function.
11598 * common.opt (ftree-salias): Hide.
11599 * passes.c (init_optimization_passes): Remove
11600 pass_create_structure_vars, adjust comment.
11601 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
11602 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
11603 * opts.c (decode_options): Do not set flag_tree_salias.
11604 (common_handle_option): Add OPT_ftree_salias to the backward
11605 compatibility section.
11607 2008-05-08 Richard Guenther <rguenther@suse.de>
11609 * tree-flow-inline.h (var_can_have_subvars): Move ...
11610 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
11611 * tree-flow.h (var_can_have_subvars): Remove.
11612 (push_fields_onto_fieldstack): Remove.
11613 (sort_fieldstack): Likewise.
11614 (struct fieldoff): Move ...
11615 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
11616 alias_set and base_for_components fields.
11617 (sort_fieldstack): Make static.
11618 (push_fields_onto_fieldstack): Likewise. Remove code that
11619 handles anything but RECORD_TYPEs. Remove alias_set and
11620 base_for_components handling.
11621 (create_variable_info_for): Adjust.
11623 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
11625 * common.opt (Wframe-larger-than=): Shorten the help message
11627 * doc/invoke.texi (Wframe-larger-than=): Add more description.
11629 2008-05-08 Rafael Espindola <espindola@google.com>
11631 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
11633 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
11634 trap and that both operands are gimple values.
11635 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
11636 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
11639 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
11641 * read-rtl.c (join_c_conditions): Return the first string if the
11642 two strings are equal.
11644 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
11646 * gensupport.h (pred_data): Add a "num_codes" field.
11647 (add_predicate_code): Declare.
11648 * gensupport.c (add_predicate_code): New function.
11649 (std_pred_table): Add an "allows_const_p" field.
11650 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
11651 Remove the (incomplete) list of such codes from the codes field.
11652 (init_predicate_table): Use add_predicate_code. Add all
11653 RTX_CONST_OBJs if allows_const_p is true.
11654 * genrecog.c (process_define_predicate): Use add_predicate_code.
11656 2008-05-08 David Daney <ddaney@avtrex.com>
11657 Richard Sandiford <rsandifo@nildram.co.uk>
11659 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
11660 special case of constant zero operands.
11661 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
11662 old and new values. Special case constant zero values.
11663 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
11665 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
11666 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
11668 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
11671 * simplify-rtx.c (simplify_plus_minus): Create CONST of
11672 similar RTX_CONST_OBJ before CONST_INT.
11674 2008-05-08 Steve Ellcey <sje@cup.hp.com>
11676 * stmt.c (expand_stack_restore): Change sa mode if needed.
11678 2008-05-08 Richard Guenther <rguenther@suse.de>
11680 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
11681 return type to bool.
11682 (ix86_sol10_return_in_memory): Likewise.
11683 (ix86_i386elf_return_in_memory): Likewise.
11684 (ix86_i386interix_return_in_memory): Likewise.
11685 * config/i386/i386.c (ix86_return_in_memory): Likewise.
11686 (ix86_sol10_return_in_memory): Likewise.
11687 (ix86_i386elf_return_in_memory): Likewise.
11688 (ix86_i386interix_return_in_memory): Likewise.
11690 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
11693 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
11695 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
11696 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
11699 2008-05-08 Richard Guenther <rguenther@suse.de>
11701 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
11702 * tree-data-ref.h (struct dr_alias): Remove subvars field.
11703 (DR_SUBVARS): Remove.
11704 * tree-dfa.c (dump_subvars_for): Remove.
11705 (debug_subvars_for): Likewise.
11706 (dump_variable): Do not dump subvars.
11707 (remove_referenced_var): Do not remove subvars.
11708 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
11709 (lookup_subvars_for_var): Remove.
11710 (get_subvars_for_var): Likewise.
11711 (get_subvars_at): Likewise.
11712 (get_first_overlapping_subvar): Likewise.
11713 (overlap_subvar): Likewise.
11714 * tree-flow.h (subvar_t): Remove.
11715 (struct var_ann_d): Remove subvars field.
11716 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
11717 argument. Remove special handling of SFTs.
11718 (compute_tag_properties): Likewise.
11719 (set_initial_properties): Likewise.
11720 (compute_call_clobbered): Likewise.
11721 (count_mem_refs): Likewise.
11722 (compute_memory_partitions): Likewise.
11723 (compute_flow_insensitive_aliasing): Likewise.
11724 (setup_pointers_and_addressables): Likewise.
11725 (new_type_alias): Likewise.
11726 (struct used_part): Remove.
11727 (used_portions): Likewise.
11728 (struct used_part_map): Likewise.
11729 (used_part_map_eq): Likewise.
11730 (used_part_map_hash): Likewise.
11731 (free_used_part_map): Likewise.
11732 (up_lookup): Likewise.
11733 (up_insert): Likewise.
11734 (get_or_create_used_part_for): Likewise.
11735 (create_sft): Likewise.
11736 (create_overlap_variables_for): Likewise.
11737 (find_used_portions): Likewise.
11738 (create_structure_vars): Likewise.
11739 * tree.def (STRUCT_FIELD_TAG): Remove.
11740 * tree.h (MTAG_P): Adjust.
11741 (struct tree_memory_tag): Remove base_for_components and
11742 unpartitionable flags.
11743 (struct tree_struct_field_tag): Remove.
11744 (SFT_PARENT_VAR): Likewise.
11745 (SFT_OFFSET): Likewise.
11746 (SFT_SIZE): Likewise.
11747 (SFT_NONADDRESSABLE_P): Likewise.
11748 (SFT_ALIAS_SET): Likewise.
11749 (SFT_UNPARTITIONABLE_P): Likewise.
11750 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
11751 (union tree_node): Remove sft field.
11752 * alias.c (get_alias_set): Remove special handling of SFTs.
11753 * print-tree.c (print_node): Remove handling of SFTs.
11754 * tree-dump.c (dequeue_and_dump): Likewise.
11755 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
11756 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
11757 * tree-predcom.c (set_alias_info): Do not set subvars.
11758 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
11759 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
11760 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
11761 (add_vars_for_offset): Remove.
11762 (add_virtual_operand): Remove special handling of SFTs.
11763 (add_call_clobber_ops): Likewise.
11764 (add_call_read_ops): Likewise.
11765 (get_asm_expr_operands): Likewise.
11766 (get_modify_stmt_operands): Likewise.
11767 (get_expr_operands): Likewise.
11768 (add_to_addressable_set): Likewise.
11769 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
11770 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11771 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
11772 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
11773 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
11774 (tree_node_structure): Likewise.
11775 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
11777 (find_what_p_points_to): Likewise.
11779 2008-05-08 Sa Liu <saliu@de.ibm.com>
11781 * config/spu/spu.md: Fixed subti3 pattern.
11783 2008-05-08 Richard Guenther <rguenther@suse.de>
11785 PR middle-end/36154
11786 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
11787 sure to create a representative for trailing arrays for PTA.
11789 2008-05-08 Richard Guenther <rguenther@suse.de>
11791 PR middle-end/36172
11792 * fold-const.c (operand_equal_p): Two objects which types
11793 differ in pointerness are not equal.
11795 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
11797 * calls.c (compute_argument_block_size): Add argument tree fndecl.
11798 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
11799 (emit_library_call_value_1): Add new variable fndecl initialized by
11800 NULL_TREE. It should be the decl type of orgfun, but this information
11801 seems not to be available here, so it uses the default calling abi.
11802 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
11803 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
11804 by TARGET_RETURN_IN_MEMORY.
11805 * config/i386/i386-interix.h: Likewise.
11806 * config/i386/i386.h: Likewise.
11807 * config/i386/i386elf.h: Likewise.
11808 * config/i386/ptx4-i.h: Likewise.
11809 * config/i386/sol2-10.h: Likewise.
11810 * config/i386/sysv4.h: Likewise.
11811 * config/i386/vx-common.h: Likewise.
11812 * config/cris/cris.h: Removed #if 0 clause.
11813 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
11814 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
11816 (ix86_sol10_return_in_memory): Likewise.
11817 (ix86_i386elf_return_in_memory): New.
11818 (ix86_i386interix_return_in_memory): New.
11819 * config/mt/mt-protos.h (mt_return_in_memory): New.
11820 * config/mt/mt.c: Likewise.
11821 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
11822 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
11823 * config/bfin/bfin.h: Likewise.
11824 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
11826 * config/bfin/bfin.c: Likewise.
11827 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
11828 * config/alpha/unicosmk.h: Likewise.
11829 * config/i386/cygming.h: Likewise.
11830 * config/iq2000/iq2000.h: Likewise.
11831 * config/mips/mips.h: Likewise.
11832 * config/mn10300/mn10300.h: Likewise.
11833 * config/rs6000/rs6000.h: Likewise.
11834 * config/score/score.h: Likewise.
11835 * config/spu/spu.h: Likewise.
11836 * config/v850/v850.h: Likewise.
11837 * defaults.h: Likewise.
11838 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
11839 * expr.c (emit_block_move): Adjust use of
11840 OUTGOING_REG_PARM_STACK_SPACE.
11841 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
11842 OUTGOING_REG_PARM_STACK_SPACE.
11843 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
11845 2008-05-08 Jakub Jelinek <jakub@redhat.com>
11847 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
11848 on OMP_RETURN for OMP_FOR.
11851 * dwarf2out.c (dw_expand_expr, common_check): Removed.
11852 (fortran_common): New function.
11853 (gen_variable_die): Call fortran_common instead of common_check,
11854 adjust for it returning tree instead of rtx. Formatting.
11856 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
11860 * see.c (see_copy_insn): Copy new pure const attributes for new call.
11861 * c-decl.c (merge_decls): Ditto.
11862 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
11863 to RTL_CONST_OR_PURE_CALL_P.
11864 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
11865 Initialized DECL_LOOPING_CONST_PURE.
11866 (process_call_operands): Set tree_side_effects properly.
11867 * tree.h (TREE_READONLY_DECL_P): Removed.
11868 (DECL_IS_PURE): Renamed to DECL_PURE_P.
11869 (DECL_LOOPING_OR_CONST_P): New macro.
11870 (struct tree_function_decl): Added looping_const_or_pure_p.
11871 (ECF_*) Renumbered.
11872 (ECF_LOOPING_OR_CONST_P): New macro.
11873 * rtlanal.c (pure_const_p): Removed.
11874 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
11875 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
11876 to RTL_CONST_CALL_P.
11877 * ipa-pure-const.c (pure_const_state_e): Added looping field.
11878 (check_decl, check_tree, check_call, scan_function): Initialize
11880 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
11881 (static_execute): Set looping true for recursive functions.
11882 Undo setting state to IPA_NEITHER for recursive functions.
11883 * cse.c (cse_insn):
11884 * ifcvt.c (noce_can_store_speculate_p): Changed
11885 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
11886 RTL_CONST_OR_PURE_CALL_P.
11887 * dse.c (scan_insn): Ditto.
11888 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
11889 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
11890 RTL_CONST_OR_PURE_CALL_P.
11891 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
11892 pure_call_p to RTL_CONST_CALL_P.
11893 * gimplify.c (gimplify_call_expr): Clear side effects for
11894 non-looping pure and constant calls.
11895 * calls.c (emit_call_1): Set rtl flags from ecf flags.
11896 (flags_from_decl_or_type): Set ecf flags from decl flags.
11897 (initialize_argument_information): Turn off
11898 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
11899 Change const to pure if callee_copies is true rather than just
11901 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
11902 way of marking pure calls.
11903 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
11904 Remove hack that was supposed to fix pr7335 and remove old
11905 way of marking pure calls.
11906 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
11907 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
11908 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
11909 RTL_CONST_OR_PURE_CALL_P.
11910 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
11911 * loop-invariant.c (find_exits, find_invariant_bb): Changed
11912 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
11913 * sched-deps.c (schedule_analyze): Ditto.
11914 * rtl.h (struct rtx_def): Use call field, unchanging field, and
11915 return_val field of calls to represent pure and const function info.
11916 (CONST_OR_PURE_CALL_P): Deleted macro.
11917 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
11918 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
11919 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
11921 * tree-optimize.c (execute_fixup_cfg): Added test for
11922 ECF_LOOPING_CONST_OR_PURE.
11923 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
11925 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
11926 effects for looping pure or const calls.
11927 (verify_gimple_expr): Added verification code.
11928 * config/alpha/alpha.c (alpha_legitimize_address,
11929 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
11931 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
11932 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
11933 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
11934 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
11935 RTL_CONST_OR_PURE_CALL_P.
11936 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
11937 and const calls to be deleted.
11939 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
11942 * config/i386/mmx.md (mmx_subv2sf3): New expander.
11943 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
11944 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
11945 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
11946 to handle nonimmediate operands.
11947 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
11948 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
11949 to handle nonimmediate operands.
11950 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
11951 (mmx_pmulhrwv4hi3): New expander. Use
11952 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11953 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
11954 (sse2_umulv1siv1di3): New expander. Use
11955 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11956 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
11957 (mmx_eq<mode>3): New expander. Use
11958 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11959 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
11960 (mmx_uavgv8qi3): New expander. Use
11961 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11962 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
11963 (mmx_uavgv4hi3): New expander. Use
11964 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11966 * config/i386/sse.md
11967 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
11968 to handle nonimmediate operands.
11969 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
11970 to handle nonimmediate operands.
11971 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
11972 to handle nonimmediate operands.
11973 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
11974 to handle nonimmediate operands.
11975 (sse2_unpckhpd_exp): New expander. Use
11976 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11977 (sse2_unpcklpd_exp): New expander. Use
11978 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11979 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
11980 to handle nonimmediate operands.
11981 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
11982 to handle nonimmediate operands.
11983 (*sse2_<plusminus_insn><mode>3): Rename from
11984 sse2_<plusminus_insn><mode>3 insn pattern.
11985 (sse2_<plusminus_insn><mode>3): New expander. Use
11986 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11987 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
11988 (sse2_umulv2siv2di3): New expander. Use
11989 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11990 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
11991 (sse4_1_mulv2siv2di3): New expander. Use
11992 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11993 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
11994 (sse2_pmaddwd): New expander. Use
11995 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11996 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
11997 (sse2_eq<mode>3): New expander. Use
11998 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11999 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
12000 (sse4_1_eqv2di3): New expander. Use
12001 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12002 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
12003 (sse2_uavgv16qi3): New expander. Use
12004 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12005 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
12006 (sse2_uavgv16qi3): New expander. Use
12007 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12008 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
12009 (sse2_uavgv8hi3): New expander. Use
12010 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12011 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
12012 (ssse3_pmulhrswv8hi3): New expander. Use
12013 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12014 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
12015 (ssse3_pmulhrswv4hi3): New expander. Use
12016 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12018 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
12019 (<sse>_vmmul<mode>3): Ditto.
12020 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
12022 (ssse3_pmaddubsw128): Use register_operand for operand 1.
12023 (ssse3_pmaddubsw): Ditto.
12025 * config/i386/i386.c (struct_builtin_description)
12026 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
12027 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
12028 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
12029 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
12030 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
12031 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
12032 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
12033 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
12034 (ix86_fixup_binary_operands): Assert that src1
12035 and src2 must have the same mode when swapped.
12036 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
12037 and ix86_binary_operator_ok. Do not force operands in registers
12040 2008-05-07 Jan Hubicka <jh@suse.cz>
12042 * cgraph.c (dump_cgraph_node): Update.
12043 * cgraph.h (cgraph_local_info): Break out inline summary.
12044 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
12046 * ipa-inline (inline_summary): New accestor function.
12047 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
12048 cgraph_decide_inlining, compute_inline_parameters): Update.
12049 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
12051 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12053 Cleanup ColdFire scheduling support and add V4 pipeline model.
12055 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
12056 (define_attr cpu): Add cfv4 value.
12057 (define_attr type, define_attr type1): Merge into a single 'type'
12058 attribute. Update all uses.
12059 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
12060 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
12062 (define_attr opx_mem, define_attr opy_mem): Remove.
12063 (define_attr op_mem): Clean up, update comment.
12064 (define_attr size): Use specific values instead of general int.
12065 (define_attr guess, define_attr split): Remove. Update all uses.
12066 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
12067 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
12068 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
12069 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
12070 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
12071 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
12072 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
12073 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
12074 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
12075 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
12076 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
12077 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
12078 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
12079 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
12080 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
12081 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
12082 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
12083 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
12084 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
12085 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
12086 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
12087 Update or set attributes.
12088 (stack_tie): New fake instruction.
12090 * config/m68k/m68k.h (TUNE_CFV4): New macro.
12091 (m68k_sched_attr_size): Update declaration.
12092 (m68k_sched_attr_type2): Remove.
12093 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
12094 Declare new bypass predicates.
12096 * config/m68k/m68k.c (m68k_sched_issue_rate,
12097 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
12099 (TARGET_SCHED_ISSUE_RATE,
12100 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
12101 (override_options): Handle scheduling for ColdFire V4 core.
12102 (m68k_expand_prologue): Emit stack_tie.
12103 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
12104 'OP_TYPE_FPN'. Update all uses.
12105 (sched_guess_p): Remove.
12106 (sched_address_type): Handle symbolic addresses.
12107 (sched_get_operand): New static function.
12108 (sched_operand_type): Merge into sched_attr_op_type.
12109 (sched_attr_op_type): Handle FP registers, handle quick constants,
12111 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
12112 (m68k_sched_attr_size): Update. Move logic to ...
12113 (sched_get_attr_size_int): New static function.
12114 (sched_get_opxy_mem_type): New static function.
12115 (m68k_sched_attr_op_mem): Update.
12116 (m68k_sched_attr_type2): Remove.
12117 (sched_cfv4_bypass_data): New static variable.
12118 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
12119 (m68k_sched_issue_rate): Implement scheduler hook.
12120 (struct _sched_ib: enabled_p): New field.
12121 (m68k_sched_variable_issue): Update. Handle V4.
12122 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
12123 sched_dump_class_func_t, sched_dump_split_class,
12124 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
12125 sched_dump_dfa_class, m68k_sched_dump): Remove.
12126 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
12128 (m68k_sched_init_global): Remove statisctics dumping, introduce
12129 sanity check that all instructions have pipeline reservations. Handle
12131 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
12132 Handle ColdFire V4 core.
12133 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
12134 New static functions.
12135 (m68k_sched_address_bypass_p): New bypass predicate.
12136 (sched_get_indexed_address_scale): New static function.
12137 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
12139 * cf.md: Update comments.
12140 (define_attr type2): Remove. Use 'type' attribute instead.
12142 (cf_ib): Rename to cfv123_ib. Update all uses.
12143 (cf_oep): Rename to cfv123_oep. Update all uses.
12144 (cf_chr): Rename to cfv123_chr. Update all uses.
12145 (cf_mem): Rename to cfv123_mem. Update all uses.
12146 (cf_mac): Move to more appropriate place.
12147 (cfv123_guess): New automaton and cpu_unit.
12148 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
12149 Update uses of 'size' attribute. Handle before reload scheduling.
12150 (cfv123_guess): New dummy reservation for unhandled instructions.
12151 (cfv4_*): Pipeline description of ColdFire V4 core.
12152 (ignore): New reservation to handle 'ignore' type.
12154 2008-05-07 Ian Lance Taylor <iant@google.com>
12156 PR middle-end/36013
12157 * gimplify.c (find_single_pointer_decl_1): Don't look through
12159 (find_single_pointer_decl): Adjust comments.
12161 2008-05-07 Jakub Jelinek <jakub@redhat.com>
12163 PR middle-end/36137
12164 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
12165 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
12167 PR middle-end/36106
12168 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
12169 integral type rather than floating point, then VIEW_CONVERT_EXPR
12170 to the floating point type.
12172 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
12174 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
12175 TFmode op0 to register.
12177 2008-05-07 Alan Modra <amodra@bigpond.net.au>
12179 * c-decl.c (grokdeclarator): Comment typo.
12181 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
12183 * tree-flow.h: Remove prototype for computed_goto_p.
12184 * tree-cfg.c (computed_goto_p): Make static.
12186 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
12189 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
12190 (contains_aligned_value_p): This. Handle _Decimal128.
12191 (ix86_function_arg_boundary): Only align _Decimal128 to its
12192 natural boundary and handle it properly.
12194 2008-05-06 Martin Jambor <mjambor@suse.cz>
12196 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
12197 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
12198 (ipcp_method_set_orig_node): Removed.
12199 (ipcp_cval_get_cvalue_type): Removed.
12200 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
12201 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
12202 (ipcp_cval_set_cvalue_type): Removed.
12203 (ipcp_cval_get_cvalue): Removed.
12204 (ipcp_cval_set_cvalue): Removed.
12205 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
12206 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
12207 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
12208 (ipcp_cval_meet): Renamed to ipa_lattice_meet
12209 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
12210 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
12211 (ipcp_get_ith_lattice): Changed parameters.
12212 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
12213 (ipcp_lattice_from_jfunc): Changed parameters.
12214 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
12215 (ipcp_method_cval_print): Added temporary variable info.
12216 (ipcp_redirect): Removed already unused local variable caller.
12217 (ipcp_redirect): New temporary variable orig_callee_info
12218 (ipcp_redirect): Removed newly unused local variable callee.
12219 (ipcp_redirect): Removed (a bit confusing) local variable type.
12220 (ipcp_insert_stage): Added local variable info.
12221 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
12223 (ipcp_formal_create): Removed.
12224 (ipcp_method_cval_set): Removed.
12225 (ipcp_propagate_stage): Renamed lattice variables.
12226 (ipcp_method_cval_set_cvalue_type): Removed.
12227 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
12228 (ipcp_print_all_lattices): Changed printed strings to refer to
12229 lattices rather than cvals.
12230 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
12231 (ipcp_propagate_const): Changed formal parameters.
12232 (build_const_val): Changed formal parameters.
12233 (ipcp_insert_stage): Removed useless variable cvalue
12234 (build_const_val): Changed formal parameters.
12235 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
12236 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
12237 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
12238 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
12239 (ipcp_print_func_profile_counts): Changed string from "method" to
12241 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
12242 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
12243 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
12244 (ipcp_structures_print): Renamed to ipcp_print_all_structures
12245 (ipcp_profile_print): Renamed to ipcp_print_profile_data
12246 (ipcp_lat_is_const): Changed parameters and made inline.
12247 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
12248 (ipcp_redirect): Renamed to ipcp_need_redirect_p
12249 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
12250 the predicate condition directly
12251 (ipcp_propagate_stage): Added local variable args. Removed local
12252 variable callee. (Both are mere code simplifications.)
12253 (ipcp_method_dont_insert_const): Renamed to
12254 ipcp_node_not_modifiable_p.
12255 (ipcp_node_not_modifiable_p): Made inline.
12256 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
12257 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
12258 (ipcp_print_all_lattices): Removed variable cvalue
12259 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
12262 2008-05-06 Olivier Hainque <hainque@adacore.com>
12264 * tree-sra.c (try_instantiate_multiple_fields): Early return
12265 if field has POINTER_TYPE.
12267 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
12269 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
12270 by using 'q' specifier for instruction.
12271 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
12273 2008-05-06 Anatoly Sokolov <aesok@post.ru>
12275 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
12276 Change mode of zero_extract from QImode to HImode.
12277 (sign bit tests peepholes): (Ditto.).
12279 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
12281 * config/i386/mmx.md: Remove double backslashes from asm templates.
12282 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
12283 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12284 to handle nonimmediate operands.
12285 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
12286 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12287 to handle nonimmediate operands.
12288 (*mmx_<code>v2sf3_finite): New insn pattern.
12289 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
12290 (mmx_<code>v2sf3): New expander. Use
12291 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12292 (mmx_<plusminus_insn><mode>3): New expander. Use
12293 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12294 (*mmx_<plusminus_insn><mode>3): New insn pattern.
12295 (mmx_add<mode>3): Removed.
12296 (mmx_ssadd<mode>3): Ditto.
12297 (mmx_usadd<mode>3): Ditto.
12298 (mmx_sub<mode>3): Ditto.
12299 (mmx_sssub<mode>3): Ditto.
12300 (mmx_ussub<mode>3): Ditto.
12301 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
12302 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
12303 to handle nonimmediate operands.
12304 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
12306 (mmx_smulv4hi3_highpart): New expander. Use
12307 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12308 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
12310 (mmx_umulv4hi3_highpart): New expander. Use
12311 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12312 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
12313 (mmx_<code>v4hi3): New expander. Use
12314 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12315 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
12316 (mmx_<code>v8qi3): New expander. Use
12317 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12318 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
12319 (mmx_<code><mode>3): New expander. Use
12320 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12322 2008-05-05 Jan Hubicka <jh@suse.cz>
12324 PR tree-optimization/36118
12325 * passes.c (pass_init_dump_file): Fix dump header.
12327 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12329 PR middle-end/36141
12330 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
12331 VCE for function decls.
12333 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
12335 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
12337 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
12339 * config/i386/i386.md (sat_plusminus): New.
12340 (plusminus_insn): Likewise.
12341 (plusminus_mnemonic): Likewise.
12343 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
12344 (*<addsub><mode>3_cc_overflow): Renamed to ...
12345 (*<plusminus_insn><mode>3_cc_overflow): This.
12346 (*<addsub>si3_zext_cc_overflow): Renamed to ...
12347 (*<plusminus_insn>si3_zext_cc_overflow): This.
12349 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
12350 (<plusminus_insn><mode>3): This.
12351 (*<addsub><mode>3): Renamed to ...
12352 (*<plusminus_insn><mode>3): This.
12353 (<sse>_vm<addsub><mode>3): Renamed to ...
12354 (<sse>_vm<plusminus_insn><mode>3): This.
12355 (sse3_h<addsub>v4sf3): Renamed to ...
12356 (sse3_h<plusminus_insn>v4sf3): This.
12357 (sse3_h<addsub>v2df3): Renamed to ...
12358 (sse3_h<plusminus_insn>v2df3): This.
12359 (<plusminus_insn><mode>3): New.
12360 (*<plusminus_insn><mode>3): Likewise.
12361 (sse2_<plusminus_insn><mode>3): Likewise.
12362 (add<mode>): Removed.
12363 (*add<mode>3): Likewise.
12364 (sse2_ssadd<mode>3): Likewise.
12365 (sse2_usadd<mode>3): Likewise.
12366 (sub<mode>3): Likewise.
12367 (*sub<mode>3): Likewise.
12368 (sse2_sssub<mode>3): Likewise.
12369 (sse2_ussub<mode>3): Likewise.
12371 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
12373 * gthr-single.h: Add in required interface elements as per gthr.h.
12374 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
12375 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
12376 Generalize UNUSED macro.
12377 (__gthread_once): Add.
12378 (__gthread_key_create): Add.
12379 (__gthread_key_delete): Add.
12380 (__gthread_getspecific): Add.
12381 (__gthread_setspecific): Add.
12383 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
12385 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
12386 the same size types for the indirect reference on the rhs, then
12389 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
12391 * config/i386/i386.md
12392 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
12393 one insn template instead of template series.
12394 (*xordi_1_rex64): Ditto.
12395 (*xordi_2_rex64): Ditto.
12397 2008-05-05 Ira Rosen <irar@il.ibm.com>
12399 PR tree-optimization/36119
12400 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
12403 2008-06-04 Jan Hubicka <jh@suse.cz>
12405 tree-optimization/36100
12406 * tree-pass.h (pass_O0_always_inline): Declare.
12407 * ipa-inline.c (inline_transform): Remove dead code.
12408 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12409 pass_O0_always_inline): New.
12410 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
12412 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
12414 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
12415 mnemonic in this_param move for TARGET_64BIT.
12417 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
12419 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
12420 (*strmovsi_rex_1): Ditto.
12421 (*strsetsi_1): Ditto.
12422 (*strsetsi_rex_1): Ditto.
12424 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
12425 adddicc expanders using SWI mode iterator.
12427 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
12430 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
12433 2008-05-04 David S. Miller <davem@davemloft.net>
12435 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
12436 (sparc*-*-linux*): Use linux.h in tm_file.
12437 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
12438 compiler defaulting to 32-bit.
12439 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
12441 * config/sparc/linux.h: Remove definitions now obtained
12442 properly from linux.h
12443 * config/sparc/linux64.h: Likewise.
12444 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
12445 don't want this setting for 32-bit builds in a biarch compiler.
12446 * doc/install.texi: Add sparc-linux to list of targets
12447 supporting --enable-targets=all.
12449 2008-05-03 Andrew Pinski <pinskia@gmail.com>
12451 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
12453 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
12455 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
12456 after V4SI_FTYPE_V8HI.
12457 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
12458 case V4SI_FTYPE_V2DF.
12460 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
12462 * doc/invoke.texi (max-flow-memory-locations): Removed.
12463 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
12465 2008-05-03 Richard Guenther <rguenther@suse.de>
12467 PR middle-end/34973
12468 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
12470 2008-05-02 David S. Miller <davem@davemloft.net>
12472 * config.gcc (need_64bit_hwint): Document libcpp dependency.
12474 2008-05-02 Simon Baldwin <simonb@google.com>
12477 * c-common.h (warn_array_subscript_range): Removed.
12478 * c-common.c (warn_array_subscript_range): Ditto.
12479 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
12480 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
12482 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
12484 * config/i386/i386.c (ix86_special_builtin_type): New.
12485 (bdesc_special_args): Likewise.
12486 (ix86_expand_special_args_builtin): Likewise.
12487 (ix86_init_mmx_sse_builtins): Updated.
12488 (ix86_expand_builtin): Updated.
12489 (ix86_expand_store_builtin): Removed.
12490 (ix86_expand_unop_builtin): Likewise.
12492 * config/i386/mm3dnow.h (__v2sf): Moved to ...
12493 * config/i386/mmintrin.h (__v2sf): Here.
12495 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
12497 (_mm_loadl_pi): Likewise.
12498 (_mm_storeh_pi): Replace __v2si with __v2sf.
12499 (_mm_storel_pi): Likewise.
12501 * doc/extend.texi: Correct __builtin_ia32_loadhps,
12502 __builtin_ia32_loadlps, __builtin_ia32_storehps,
12503 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
12504 __builtin_ia32_loadlpd.
12506 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
12508 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
12509 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
12510 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
12511 (ix86_init_mmx_sse_builtins): Updated.
12512 (ix86_expand_args_builtin): Likewise.
12513 (ix86_expand_builtin): Likewise.
12514 (ix86_expand_unop1_builtin): Renamed to ...
12515 (ix86_expand_unop_vec_merge_builtin): This.
12517 2008-05-01 Jan Hubicka <jh@suse.cz>
12520 * ipa-inline.c (inline_generate_summary): Make static.
12521 (inline_transform): Do not call inlining at -O0; make static.
12522 * passes.c (execute_todo): Add sanity check.
12523 (execute_one_ipa_transform_pass): Execute proper flags.
12525 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
12527 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
12528 (DECL_NONADDRESSABLE_P): Likewise.
12529 * alias.c (record_component_aliases): Fix comment.
12531 2008-05-01 Simon Baldwin <simonb@google.com>
12533 * c-common.h (warn_array_subscript_range): New function.
12534 * c-common.c (warn_array_subscript_range): Ditto.
12535 * tree-vrp.c (check_array_ref): Corrected code to agree with
12536 comment, ignoring only arrays of size 0 or size 1.
12537 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
12539 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12541 * config/i386/i386.c (ix86_builtin_type): Replace
12542 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
12543 (bdesc_args): Updated.
12544 (ix86_init_mmx_sse_builtins): Likewise.
12545 (ix86_expand_args_builtin): Likewise.
12547 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
12550 * doc/extend.texi: Correct __builtin_ia32_palignr.
12552 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12555 * config/i386/i386.c (bdesc_crc32): Removed.
12556 (ix86_expand_crc32): Likewise.
12557 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
12558 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
12559 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
12560 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
12561 UINT_FTYPE_UINT_UCHAR.
12562 (bdesc_args): Updated. Add crc32 builtins.
12563 (ix86_init_mmx_sse_builtins): Updated.
12564 (ix86_expand_args_builtin): Updated to support subreg.
12566 * doc/extend.texi: Correct __builtin_ia32_crc32di.
12568 2008-05-01 Jan Hubicka <jh@suse.cz>
12570 * tree-pass.h (opt_pass): Add IPA_PASS.
12571 (varpool_node, cgraph_node): Forward declare.
12572 (ipa_opt_pass): Define.
12573 (pass_ipa_inline): Turn into ipa_opt_pass.
12574 (pass_apply_inline): Remove.
12575 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
12576 (apply_inline): Turn into ....
12577 (inline_transform): ... this one.
12578 (inline_generate_summary): New function.
12579 (pass_apply_inline): Remove.
12580 * function.h (ipa_opt_pass): Forward declare structure; typedef;
12582 (struct function): Add ipa_transforms_to_apply.
12583 * passes.c (register_one_dump_file): Work on IPA_PASS.
12584 (init_optimization_passes): Remove pass_inline_parameters and
12586 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
12587 (execute_one_pass) ... here; apply transforms when possible.
12588 (add_ipa_transform_pass, execute_ipa_summary_asses,
12589 execute_one_ipa_transform_pass): New.
12590 (execute_ipa_pass_list): Update for IPA_PASS type.
12592 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12594 * config/i386/i386.c (ix86_builtin_type): Add
12595 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
12596 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
12597 (bdesc_args): Add SSE4a builtins.
12598 (ix86_init_mmx_sse_builtins): Updated.
12599 (ix86_expand_args_builtin): Likewise.
12600 (ix86_expand_builtin): Likewise.
12602 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12604 * config/i386/i386.c (ix86_builtin_type): Add
12605 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
12606 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
12607 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
12608 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
12609 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
12610 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
12611 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
12612 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
12613 and DI_FTYPE_DI_DI_INT.
12614 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
12615 (ix86_init_mmx_sse_builtins): Updated.
12616 (ix86_expand_args_builtin): Likewise.
12617 (ix86_expand_builtin): Likewise.
12618 (ix86_expand_binop_imm_builtin): Removed.
12620 * doc/extend.texi: Correct __builtin_ia32_palignr128.
12622 2008-04-30 Richard Guenther <rguenther@suse.de>
12624 PR tree-optimization/32921
12625 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
12627 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
12629 * config/arm/arm.c (arm_unwind_emit): Use
12630 crtl->all_throwers_are_sibcalls instead of
12631 cfun->all_throwers_are_sibcalls.
12632 (arm_output_fn_unwind): Likewise.
12633 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
12634 instead of cfun->uses_pic_offset_table.
12635 (frv_expand_prologue): Likewise.
12636 (frv_frame_pointer_required): Likewise.
12637 (frv_expand_fdpic_call): Likewise.
12638 (frv_emit_movsi): Likewise.
12639 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
12640 cfun->returns_pcc_struct instead of
12641 current_function_returns_pcc_struct.
12642 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
12643 instead of cfun->calls_eh_return.
12644 (m32c_pushm_popm): Likewise.
12645 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
12646 "extern" declaration.
12648 2008-04-30 Richard Guenther <rguenther@suse.de>
12650 PR tree-optimization/21636
12651 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
12653 (evaluate_stmt): Print the likely value.
12654 (ccp_visit_stmt): Avoid excessive vertical spacing.
12656 2008-04-30 Rafael Espindola <espindola@google.com>
12658 * builtins.c (fold_call_expr): Return realret.
12659 * tree-ssa-threadedge.c
12660 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
12661 __builtin_object_size.
12663 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
12665 * gcc.c (wrapper_string): New variable.
12666 (insert_wrapper): New function.
12667 (execute): New option -wrapper.
12668 * doc/invoke.texi (Overall Options): New driver option -wrapper.
12670 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
12672 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
12673 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
12674 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
12676 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
12677 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
12678 config/rs6000/e500crtres64gprctr.asm,
12679 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
12680 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
12681 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
12682 config/rs6000/e500crtsav64gprctr.asm,
12683 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
12684 config/rs6000/e500crtsavg64gprctr.asm: New files.
12685 * config/rs6000/t-ppccomm: Add build rules for new files.
12686 (LIB2FUNCS_STATIC_EXTRA): Add new files.
12687 * config/rs6000/t-netbsd: Add build rules for new files.
12688 (LIB2FUNCS_STATIC_EXTRA): New variable.
12689 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
12690 (CRTSAVRES_DEFAULT_SPEC): Likewise.
12691 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
12693 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
12695 * config/i386/i386.c (ix86_builtin_type): Add
12696 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
12697 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
12698 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
12699 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
12700 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
12701 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
12702 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
12703 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
12704 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
12705 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
12706 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
12707 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
12708 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
12709 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
12710 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
12711 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
12712 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
12713 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
12714 V1DI_FTYPE_V2SI_V2SI.
12715 (bdesc_2arg): Moved to ...
12716 (bdesc_args): Here.
12717 (ix86_init_mmx_sse_builtins): Updated.
12718 (ix86_expand_args_builtin): Updated. Take a pointer
12719 to const struct builtin_description. Handle comparison
12721 (ix86_expand_sse_compare): Take a new argument for swapping operands.
12722 (ix86_expand_builtin): Updated.
12724 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
12725 (ssse3_pmaddubsw128): This.
12726 (ssse3_pmaddubswv4hi3): Renamed to ...
12727 (ssse3_pmaddubsw): This.
12729 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
12730 (__builtin_ia32_packssdw128): Likewise.
12731 (__builtin_ia32_packuswb128): Likewise.
12732 (__builtin_ia32_pmaddubsw): Likewise.
12733 (__builtin_ia32_pmaddubsw128): Likewise.
12735 2008-04-30 Richard Guenther <rguenther@suse.de>
12737 PR tree-optimization/14847
12738 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
12739 (recognize_bits_test): Use it.
12740 (recognize_single_bit_test): Likewise.
12742 2008-04-30 Martin Jambor <mjambor@suse.cz>
12744 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
12745 instead of setting number of formal parameters to zero.
12746 (ipcp_init_stage): Do not set the number of actual parameters to zero
12748 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
12749 which are called with variable number of arguments.
12750 (ipcp_insert_stage): Explicitely skipping all nodes which are
12751 called with variable number of arguments.
12752 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
12753 number of parameters.
12755 * ipa-prop.h (struct ipa_node_params): Added flag
12756 called_with_var_arguments
12757 (ipa_set_param_count): Added. Changed sole setter to use it.
12758 (ipa_get_param_count): Added. All readers of param_count
12759 converted to use it instead.
12760 (ipa_set_called_with_variable_arg): Added.
12761 (ipa_is_called_with_var_arguments): Added.
12762 (ipa_get_ith_param): Added. All readers of param_decls converted
12764 (ipa_set_cs_argument_count): Added, sole writer to argument_count
12766 (ipa_get_cs_argument_count): Added, all readers of argument_count
12768 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
12771 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
12772 (struct ipcp_lattice): Renamed cval_type to type
12773 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
12775 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
12776 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
12777 (ipcp_insert_stage): Changed the type of variable cvalue to tree
12778 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
12779 (build_const_val): Changed the type of parameter cvalue to tree
12780 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
12781 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
12783 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
12786 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
12787 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
12788 (ipa_add_method): Renamed to ipa_push_func_to_list
12789 (ipa_remove_method): Renamed to ipa_pop_func_from_list
12790 (ipa_callsite_param_count): Removed.
12791 (ipa_callsite_param_count_set): Removed.
12792 (ipa_callsite_param): Removed.
12793 (ipa_callsite_callee): Removed.
12794 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
12795 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
12796 (ipa_method_formal_count): Removed.
12797 (ipa_method_formal_count_set): Removed.
12798 (ipa_method_get_tree): Removed.
12799 (ipa_method_tree_map_create): Removed.
12800 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
12801 (ipa_create_param_decls_array): Creates the array itself
12802 (ipa_create_param_decls_array): Temporary variable info instead of
12803 a few dereferences.
12804 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
12805 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
12806 (get_type): Removed.
12807 (ipa_jf_get_info_type): Removed.
12808 (ipa_node_create): Renamed to ipa_create_node_params
12809 (ipa_free): Renamed to ipa_free_all_node_params
12810 (ipa_nodes_create): Renamed to ipa_create_all_node_params
12811 (ipa_edges_create): Renamed to ipa_create_all_edge_args
12812 (ipa_edges_free): Renamed to ipa_free_all_edge_args
12813 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
12814 (ipa_free_all_node_params): Deallocation to jump_functions moved to
12815 ipa_free_all_edge_args
12816 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
12817 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
12818 (ipa_create_methodlist_node): Removed.
12819 (ipa_methodlist_method): Removed.
12820 (ipa_methodlist_method_set): Removed.
12821 (ipa_methodlist_next_method): Removed.
12822 (ipa_methodlist_next_method_set): Removed.
12823 (ipa_method_is_modified): Removed.
12824 (ipa_method_modify_create): Removed.
12825 (ipa_method_modify_init): Temporary variable info instead of a few
12827 (ipa_detect_param_modifications): Temporary variable info instead of
12828 a few dereferences.
12829 (ipa_compute_jump_functions): Temporary variable info instead of
12830 a few dereferences.
12831 (ipa_method_modify_set): Removed.
12832 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
12833 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
12834 than craph_node as the first parameter.
12835 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
12836 (ipa_method_modify_init): Removed.
12837 (ipa_compute_jump_functions): Added a temp variable instead of
12838 repeatadly dereferencing the cgraph_edge.aux pointer
12839 (ipa_callsite_param_set_type): Removed.
12840 (ipa_compute_jump_functions): i renamed to index and moved to
12842 (ipa_callsite_param_set_info_type_formal): Removed.
12843 (ipa_callsite_param_set_info_type): Removed.
12844 (ipa_callsite_param_map_create): Removed.
12845 (ipa_callsite_tree): Removed.
12846 (ipa_callsite_caller): Removed.
12847 (ipa_pop_func_from_list): return_method removed to return_func
12849 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
12850 prefixed all values with IPA_. Changed all users.
12851 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
12852 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
12853 and FORMAL_IPATYPE IPA_PASS_THROUGH.
12854 (union parameter_info): Renamed to jump_func_value.
12855 (union jump_func_value): Renamed value to constant
12856 (struct ipa_jump_func): Renamed info_type to value
12857 (struct ipa_node): Renamed to ipa_node_params
12858 (struct ipa_node_params): Renamed ipa_arg_num to param_count
12859 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
12860 (struct ipa_node_params): Renamed ipa_mod to modified_flags
12861 (struct ipa_edge): Renamed to ipa_edge_args
12862 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
12863 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
12864 (struct ipa_methodlist): Renamed to ipa_func_list
12865 (struct ipa_func_list): method_p renamed to node, next_method
12867 (ipa_methodlist_p): Removed, switched all users to struct pointer
12868 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
12870 2008-04-30 Alan Modra <amodra@bigpond.net.au>
12872 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
12873 (rs6000_emit_epilogue): Use backchain to restore only when we
12874 have a large frame. Make use of frame pointer to restore if we
12875 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
12877 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
12879 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
12880 Add mode to zero_extract.
12881 (sign bit tests peepholes): (Ditto.).
12883 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
12885 * config/i386/i386.c (ix86_builtins): Replace Prescott New
12886 Instructions in comments with SSE3.
12887 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
12888 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
12889 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
12890 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
12891 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
12892 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
12893 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
12894 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
12895 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
12896 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
12897 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
12898 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
12899 (bdesc_sse_args): Renamed to ...
12900 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
12901 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
12902 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
12903 IX86_BUILTIN_FABSQ.
12904 (bdesc_1arg): Moved to ...
12905 (bdesc_args): Here.
12906 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
12907 Instructions in comments with SSE3.
12908 (ix86_expand_sse_operands_builtin): Renamed to ...
12909 (ix86_expand_args_builtin): This. Updated.
12910 (ix86_expand_unop1_builtin): Update comments.
12911 (ix86_expand_builtin): Updated.
12913 2008-04-29 Richard Guenther <rguenther@suse.de>
12915 PR tree-optimization/36078
12916 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
12917 Update virtual SSA form after cleaning up the CFG.
12919 2008-04-29 Richard Guenther <rguenther@suse.de>
12921 PR middle-end/15255
12922 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
12924 2008-04-29 Richard Guenther <rguenther@suse.de>
12926 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
12927 (compute_may_aliases): Do not call finalize_ref_all_pointers.
12928 (compute_flow_insensitive_aliasing): Do not treat
12929 PTR_IS_REF_ALL pointers special.
12930 (get_smt_for): Likewise.
12931 (may_alias_p): Re-structure.
12932 (is_escape_site): A ref-all pointer conversion is not an escape site.
12933 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
12934 PTR_IS_REF_ALL pointers special.
12935 * tree-ssa-structalias.h (struct alias_info): Remove
12936 ref_all_symbol_mem_tag field.
12937 (PTR_IS_REF_ALL): Remove.
12939 2008-04-29 Richard Guenther <rguenther@suse.de>
12941 PR middle-end/36077
12942 * fold-const.c (extract_muldiv_1): In combining division constants
12943 make sure to never overflow.
12945 2008-04-29 Nick Clifton <nickc@redhat.com>
12947 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
12949 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12952 * optc-gen.awk: Work around HP-UX/IA awk bug.
12954 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
12956 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
12959 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
12962 * config/i386/i386.md
12963 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
12964 Change operand 1 predicate to nonimmediate_operand.
12966 2008-04-28 Jakub Jelinek <jakub@redhat.com>
12969 * dwarf2out.c (struct die_struct): Mark as chain_circular through
12971 * gengtype.c (walk_type, write_func_for_structure): Handle
12973 * doc/gty.texi: Document chain_circular.
12975 2008-04-28 Richard Guenther <rguenther@suse.de>
12977 PR tree-optimization/36066
12978 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
12981 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
12984 * config/i386/i386.md
12985 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
12986 Use match_scratch instead of match_operand for operands 3 and 4.
12988 2008-04-27 Richard Guenther <rguenther@suse.de>
12990 PR tree-optimization/18754
12991 PR tree-optimization/34223
12992 * tree-pass.h (pass_complete_unrolli): Declare.
12993 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
12994 loop size before and after unconditionally of UL_NO_GROWTH in effect.
12995 Rewrite loop into loop closed SSA form if it is not already.
12996 (tree_unroll_loops_completely): Re-structure to iterate over
12997 innermost loops with intermediate CFG cleanups.
12998 Unroll outermost loops only if requested or the code does not grow
13000 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
13001 loops are available.
13002 (tree_vectorize): Instead do so here.
13003 (tree_complete_unroll): Also unroll outermost loops.
13004 (tree_complete_unroll_inner): New function.
13005 (gate_tree_complete_unroll_inner): Likewise.
13006 (pass_complete_unrolli): New pass.
13007 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
13008 uses outside of the loop.
13009 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
13010 form if it is available.
13011 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
13012 * passes.c (init_optimization_passes): Schedule complete inner
13013 loop unrolling pass before the first CCP pass after final inlining.
13015 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
13017 * targhooks.h (default_emutls_var_fields,
13018 default_emutls_var_init): Declare.
13019 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
13020 * target.h (struct gcc_target): Add struct emutls member.
13021 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
13022 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
13023 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
13024 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
13025 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
13026 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
13027 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
13028 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
13029 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
13030 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
13031 emit debug information.
13032 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
13033 * varasm.c: Include targhooks.h.
13034 (emutls_object_section, emutls_tmpl_section): New.
13035 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
13036 (EMUTLS_SEPARATOR): New.
13037 (prefix_name): New.
13038 (get_emutls_object_name): New.
13039 (default_emutls_var_fields): New, broken out of ...
13040 (get_emutls_object_type): ... here. Adjust to use target hooks.
13041 (get_emutls_init_templ_addr): Adjust to use target hooks.
13042 (emutls_decl): Adjust to use target hooks.
13043 (emutls_finish): Likewise.
13044 (default_emutls_var_init): New, broken out of ...
13045 (assemble_variable): ... here. Adjust to use target hooks.
13046 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
13047 SECCAT_EMUTLS_TMPL.
13048 * c-common.c (handle_section_attribute): Prevent overriding
13049 sections for emulated tls with special sections.
13050 * config/i386/i386.c (x86_64_elf_select_section): Add
13051 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
13052 (x86_64_elf_unique_section): Likewise.
13053 * config/vxworks.c: Include tree.h.
13054 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
13055 (vxworks_override_options): Set TLS scheme.
13056 * doc/tm.texi (Emulated TLS): New node.
13058 2008-04-26 Simon Baldwin <simonb@google.com>
13061 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
13062 with propagated string constants.
13064 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
13066 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
13067 constraint for operand 2 when operand 0 is memory operand.
13068 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
13069 operand 0 is memory operand.
13070 (fix_trunc<mode>_i387_with_temp): Ditto.
13071 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
13072 operand 2 when operand 1 is memory operand.
13073 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
13074 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
13075 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
13076 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
13077 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
13078 operands 2,3 and 4 when operand 1 is memory operand.
13079 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
13081 (fistdi2_floor_with_temp): Ditto.
13082 (fist<mode>2_floor_with_temp): Ditto.
13083 (fistdi2_ceil_with_temp): Ditto.
13084 (fist<mode>2_ceil_with_temp): Ditto.
13085 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
13087 2008-04-26 David Daney <ddaney@avtrex.com>
13089 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
13091 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
13092 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13093 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13094 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
13095 (compare_and_swap_12): New insn.
13096 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
13097 * config/mips/mips.c (mips_force_binary): New function.
13098 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
13099 (mips_expand_compare_and_swap_12): New function.
13100 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
13102 2008-04-25 Jan Hubicka <jh@suse.cz>
13105 * cfgexpand.c (pass_expand): Turn into RTL pass.
13106 * passes.c (execute_one_pass): Do pass typechecking after execution.
13107 * tree-pass.h (pass_expand): Turn into RTL pass.
13109 * function.h (struct rtl_data): Move here fields
13110 accesses_prior_frames, calls_eh_return, saves_all_registers,
13111 has_nonlocal_goto, has_asm_statement, is_thunk,
13112 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
13113 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
13114 arg_pointer_save_area_init from struct function; turn into bool.
13115 (struct function): Move
13116 calls_eh_return, saves_all_registers, has_nonlocal_goto,
13117 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
13118 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
13119 tail_call_emit, arg_pointer_save_area_init
13120 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
13121 (current_function_returns_struct, current_function_returns_pcc_struct,
13122 current_function_calls_setjmp, current_function_calls_alloca,
13123 current_function_accesses_prior_frames,
13124 current_function_calls_eh_return, current_function_is_thunk,
13125 current_function_stdarg, current_function_profile,
13126 current_function_limit_stack, current_function_uses_pic_offset_table,
13127 current_function_uses_const_pool, current_function_has_nonlocal_label,
13128 current_function_saves_all_registers,
13129 current_function_has_nonlocal_goto,
13130 current_function_has_asm_statement): Remove accesor macros.
13131 * ra-conflict.c (global_conflicts): Update.
13132 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
13133 (suitable_for_tail_call_opt_p): Update.
13134 * builtins.c (expand_builtin_return_addr): Update.
13135 (expand_builtin_setjmp_setup): Update.
13136 (expand_builtin_nonlocal_goto): Update.
13137 * final.c (final_start_function): Update.
13138 (profile_function): Update.
13139 (leaf_function_p): Update.
13140 (only_leaf_regs_used): Update.
13141 * df-scan.c (df_get_exit_block_use_set): Update.
13142 * dojump.c (clear_pending_stack_adjust): Update.
13143 * tree-stdarg.c (gate_optimize_stdarg): Update.
13144 * gimple-low.c (lower_function_body): Update.
13145 * global.c (compute_regsets): Update.
13146 (global_alloc): Update.
13147 * dwarf2out.c (dwarf2out_begin_prologue): Update.
13148 * expr.c (expand_assignment): Update.
13149 * dse.c (dse_step0): Update.
13150 (dse_step1): Update.
13151 * c-decl.c (store_parm_decls): Update.
13152 * local-alloc.c (combine_regs): Update.
13153 (find_free_reg): Update.
13154 * function.c (assign_parms_augmented_arg_list): Update.
13155 (assign_parm_find_data_types): Update.
13156 (assign_parms): Update.
13157 (allocate_struct_function): Update.
13158 (expand_function_start): Update.
13159 (expand_function_end): Update.
13160 (get_arg_pointer_save_area): Update.
13161 (thread_prologue_and_epilogue_insns): Update.
13162 (rest_of_match_asm_constraints): Update.
13163 * stor-layout.c (variable_size): Update.
13164 * gcse.c (gcse_main): Update.
13165 (bypass_jumps): Update.
13166 * gimplify.c (gimplify_function_tree): Update.
13167 * calls.c (emit_call_1): Update.
13168 (expand_call): Update.
13169 * bt-load.c (compute_defs_uses_and_gen): Update.
13170 * except.c (sjlj_assign_call_site_values): Update.
13171 (sjlj_emit_function_enter): Update.
13172 (can_throw_external): Update.
13173 (set_nothrow_function_flags): Update.
13174 (expand_builtin_unwind_init): Update.
13175 (expand_eh_return): Update.
13176 (convert_to_eh_region_ranges): Update.
13177 (output_function_exception_table): Update.
13178 * emit-rtl.c (gen_tmp_stack_mem): Update.
13179 * cfgexpand.c (expand_used_vars): Update.
13180 (tree_expand_cfg): Update.
13181 * cfgcleanup.c (rest_of_handle_jump): Update.
13182 * explow.c (allocate_dynamic_stack_space): Update.
13183 * varasm.c (assemble_start_function): Update.
13184 (force_const_mem): Update.
13185 (mark_constant_pool): Update.
13186 * tree-optimize.c (tree_rest_of_compilation): Update.
13187 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
13188 * tree-cfg.c (notice_special_calls): Update.
13189 (is_ctrl_altering_stmt): Update.
13190 (tree_can_make_abnormal_goto): Update.
13191 (tree_purge_dead_abnormal_call_edges): Update.
13192 * config/alpha/predicates.md: Update.
13193 * config/alpha/alpha.c (alpha_sa_mask): Update.
13194 (alpha_sa_size): Update.
13195 (alpha_does_function_need_gp): Update.
13196 (alpha_expand_prologue): Update.
13197 (alpha_start_function): Update.
13198 (alpha_output_function_end_prologue): Update.
13199 (alpha_expand_epilogue): Update.
13200 * config/frv/frv.c (frv_stack_info): Update.
13201 (frv_expand_epilogue): Update.
13202 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
13203 (s390_register_info): Update.
13204 (s390_frame_info): Update.
13205 (s390_init_frame_layout): Update.
13206 (s390_can_eliminate): Update.
13207 (save_gprs): Update.
13208 * config/spu/spu.c (spu_split_immediate): Update.
13209 (need_to_save_reg): Update.
13210 (spu_expand_prologue): Update.
13211 (spu_expand_epilogue): Update.
13212 * config/sparc/sparc.md: Update.
13213 * config/sparc/sparc.c (eligible_for_return_delay): Update.
13214 (sparc_tls_got): Update.
13215 (legitimize_pic_address): Update.
13216 (sparc_emit_call_insn): Update.
13217 (sparc_expand_prologue): Update.
13218 (output_return): Update.
13219 (print_operand): Update.
13220 (sparc_function_ok_for_sibcall): Update.
13221 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
13222 * config/m32r/m32r.md: Update.
13223 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
13224 (m32r_compute_frame_size): Update.
13225 (m32r_expand_prologue): Update.
13226 (m32r_expand_epilogue): Update.
13227 (m32r_legitimize_pic_address): Update.
13228 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
13229 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
13230 * config/i386/i386.c (ix86_frame_pointer_required): Update.
13231 (gen_push): Update.
13232 (ix86_save_reg): Update.
13233 (ix86_compute_frame_layout): Update.
13234 (ix86_expand_prologue): Update.
13235 (ix86_expand_epilogue): Update.
13236 * config/sh/sh.c (output_stack_adjust): Update.
13237 (calc_live_regs): Update.
13238 (sh5_schedule_saves): Update.
13239 (sh_expand_prologue): Update.
13240 (sh_expand_epilogue): Update.
13241 (sh_setup_incoming_varargs): Update.
13242 (sh_allocate_initial_value): Update.
13243 (sh_get_pr_initial_val): Update.
13244 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
13245 * config/sh/sh.md (label:): Update.
13246 * config/avr/avr.c (out_movhi_mr_r): Update.
13247 * config/crx/crx.h (enum): Update.
13248 * config/xtensa/xtensa.h (along): Update.
13249 * config/stormy16/stormy16.c Update.
13250 (xstormy16_compute_stack_layout): Update.
13251 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
13252 (fr30_expand_prologue): Update.
13253 * config/cris/cris.c (cris_conditional_register_usage): Update.
13254 (cris_reg_saved_in_regsave_area): Update.
13255 (cris_initial_frame_pointer_offset): Update.
13256 (cris_simple_epilogue): Update.
13257 (cris_expand_prologue): Update.
13258 (cris_expand_epilogue): Update.
13259 (cris_expand_pic_call_address): Update.
13260 (cris_asm_output_symbol_ref): Update.
13261 (cris_asm_output_label_ref): Update.
13262 * config/cris/cris.md Update.
13263 * config/iq2000/iq2000.c (compute_frame_size): Update.
13264 (iq2000_expand_epilogue): Update.
13265 * config/mt/mt.h (save_direction): Update.
13266 * config/mn10300/mn10300.c (mn10300_function_value): Update.
13267 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
13268 (ia64_secondary_reload_class): Update.
13269 * config/m68k/m68k.c (m68k_save_reg): Update.
13270 (m68k_expand_prologue): Update.
13271 (m68k_expand_epilogue): Update.
13272 (legitimize_pic_address): Update.
13273 * config/rs6000/rs6000.c (rs6000_got_register): Update.
13274 (first_reg_to_save): Update.
13275 (first_altivec_reg_to_save): Update.
13276 (compute_vrsave_mask): Update.
13277 (compute_save_world_info): Update.
13278 (rs6000_stack_info): Update.
13279 (spe_func_has_64bit_regs_p): Update.
13280 (rs6000_ra_ever_killed): Update.
13281 (rs6000_emit_eh_reg_restore): Update.
13282 (rs6000_emit_allocate_stack): Update.
13283 (rs6000_emit_prologue): Update.
13284 (rs6000_emit_epilogue): Update.
13285 (rs6000_output_function_epilogue): Update.
13286 (output_profile_hook): Update.
13287 (rs6000_elf_declare_function_name): Update.
13288 * config/rs6000/rs6000.h (rs6000_args): Update.
13289 * config/rs6000/rs6000.md: Update.
13290 * config/mcore/mcore.c (mcore_expand_prolog): Update.
13291 * config/arc/arc.c (arc_output_function_epilogue): Update.
13292 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
13293 * config/darwin.c (machopic_function_base_name): Update.
13294 * config/score/score3.c (score3_compute_frame_size): Update.
13297 (score3_epilogue): Update.
13298 * config/score/score7.c (score7_compute_frame_size): Update.
13299 (score7_prologue): Update.
13300 (score7_epilogue): Update.
13301 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
13302 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
13303 * config/arm/arm.c (use_return_insn): Update.
13304 (require_pic_register): Update.
13305 (arm_load_pic_register): Update.
13306 (arm_compute_save_reg0_reg12_mask): Update.
13307 (arm_compute_save_reg_mask): Update.
13308 (thumb1_compute_save_reg_mask): Update.
13309 (output_return_instruction): Update.
13310 (arm_output_function_prologue): Update.
13311 (arm_output_epilogue): Update.
13312 (arm_get_frame_offsets): Update.
13313 (arm_expand_prologue): Update.
13314 (thumb_pushpop): Update.
13315 (thumb_exit): Update.
13316 (thumb1_expand_prologue): Update.
13317 (thumb1_expand_epilogue): Update.
13318 (arm_unwind_emit): Update.
13319 (arm_output_fn_unwind): Update.
13320 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
13321 * config/arm/arm.md: Update.
13322 * config/pa/pa.md: Update.
13323 * config/pa/pa.c (legitimize_pic_address): Update.
13324 (compute_frame_size): Update.
13325 (hppa_expand_prologue): Update.
13326 (hppa_expand_epilogue): Update.
13327 (borx_reg_operand): Update.
13328 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
13329 (HARD_REGNO_RENAME_OK): Update.
13330 * config/mips/mips.c (mips_global_pointer): Update.
13331 (mips_save_reg_p): Update.
13332 (mips_compute_frame_info): Update.
13333 (mips_frame_pointer_required): Update.
13334 (mips_expand_prologue): Update.
13335 (mips_expand_epilogue): Update.
13336 (mips_can_use_return_insn): Update.
13337 (mips_reorg_process_insns): Update.
13338 * config/v850/v850.c (compute_register_save_size): Update.
13339 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
13340 * config/mmix/mmix.c (along): Update.
13341 (mmix_expand_epilogue): Update.
13342 * config/bfin/bfin.c (legitimize_pic_address): Update.
13343 (must_save_p): Update.
13344 (stack_frame_needed_p): Update.
13345 (add_to_reg): Update.
13346 (bfin_expand_prologue): Update.
13347 * stmt.c (expand_asm_operands): Update.
13348 * reload1.c (reload): Update.
13349 (init_elim_table): Update.
13351 2008-04-25 Bob Wilson <bob.wilson@acm.org>
13353 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
13355 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
13357 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
13358 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
13359 (mov<mode>): Removed.
13360 (*movv4sf_internal): Likewise.
13361 (*movv2df_internal): Likewise.
13363 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
13365 * config.gcc (crx-*-elf): Remove deprecation.
13367 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
13369 * config/i386/cygming-crtend.c (register_frame_ctor): Register
13370 __gcc_deregister_frame with atexit.
13371 (deregister_frame_dtor): Remove.
13373 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
13374 Nathan Sidwell <nathan@codesourcery.com>
13376 * config/rs6000/rs6000.opt (mspe): Remove Var property.
13378 * config/rs6000/rs6000.h (rs6000_spe): Declare.
13379 (rs6000_isel): Likewise.
13380 * config/rs6000/rs6000.c (rs6000_spe): New variable.
13381 (rs6000_isel): New variable.
13382 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
13384 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13387 * c-common.c (handle_vector_size_attribute): Call
13388 lang_hooks.types.reconstruct_complex_type instead of
13389 reconstruct_complex_type.
13390 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
13391 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
13392 * langhooks.h (struct lang_hooks_for_types): Add
13393 reconstruct_complex_type hook.
13394 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
13395 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
13397 2008-04-24 Richard Guenther <rguenther@suse.de>
13399 * c-common.h (check_builtin_function_arguments): Declare.
13400 * c-common.c (validate_nargs): New function.
13401 (check_builtin_function_arguments): Likewise.
13402 * c-typeck.c (build_function_call): Call
13403 check_builtin_function_arguments.
13404 * builtins.c (fold_builtin_classify): Remove error reporting code.
13405 (fold_builtin_unordered_cmp): Likewise.
13406 (fold_builtin_1): Likewise.
13407 (fold_builtin_n): Likewise.
13409 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13411 PR tree-optimization/36008
13412 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
13413 the original op1, rather than delta by step.
13415 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
13416 Sebastian Pop <sebastian.pop@amd.com>
13418 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
13419 eliminate_local_variables_stmt, eliminate_local_variables,
13420 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
13421 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
13422 of code delimited by two edges in the CFG.
13423 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
13424 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
13425 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
13426 the case of parallelisation of reductions.
13427 (expr_invariant_in_region_p): New.
13429 * tree-flow.h (gather_blocks_in_sese_region): Declared.
13430 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
13432 2008-04-24 Ira Rosen <irar@il.ibm.com>
13433 Richard Guenther <rguenther@suse.de>
13435 PR tree-optimization/36034
13436 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
13437 incapable of dealing with loads with gaps.
13439 2008-04-24 Rafael Espindola <espindola@google.com>
13441 * tree-flow.h (vrp_evaluate_conditional): Change signature.
13442 * tree-ssa-propagate.c (fold_predicate_in): Update call to
13443 vrp_evaluate_conditional.
13444 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
13445 (vrp_evaluate_conditional): Split the cond argument.
13446 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
13447 (simplify_stmt_for_jump_threading): Update call to
13448 vrp_evaluate_conditional.
13450 2008-04-24 Ira Rosen <irar@il.ibm.com>
13452 PR tree-optimization/35982
13453 * tree-vect-analyze.c (vect_check_interleaving): Check that the
13454 interleaved data-refs are of the same type.
13456 2008-04-24 Danny Smith <dannysmith@users.net>
13458 * c-format.c (check_format_info_main): Use strncmp rather than a
13459 magic prefix to handle multichar length specs.
13460 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
13461 Don't prefix "I64" and "I32" with '\0'.
13463 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13466 * config/i386/i386.c (init_cumulative_args): Don't pass anything
13467 in registers for -m32 only if stdarg_p (fntype).
13469 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
13471 PR rtl-optimization/36006
13472 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
13473 temp to op0 in order to avoid invalid rtx sharing.
13475 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
13477 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
13478 check TREE_INVARIANT.
13479 * tree-gimple.c (is_gimple_address): New.
13480 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
13481 * tree-gimple.h (is_gimple_address): New.
13482 * tree.h (decl_address_invariant_p): New.
13483 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
13484 (build_string): Likewise.
13485 (decl_address_invariant_p): New, from is_gimple_invariant_address.
13486 (tree_invariant_p_1): Likewise.
13487 (save_expr): Use it.
13488 (tree_invariant_p): New.
13489 (skip_simple_arithmetic): Use it.
13490 (stabilize_reference_1): Use it.
13491 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
13493 (build1_stat): Drop code to compute TREE_INVARIANT.
13494 (build2_stat): Drop code to compute TREE_INVARIANT.
13495 (build3_stat): Drop code to compute TREE_INVARIANT.
13496 (build4_stat): Drop code to compute TREE_INVARIANT.
13497 (build5_stat): Drop code to compute TREE_INVARIANT.
13498 (build7_stat): Drop code to compute TREE_INVARIANT.
13499 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
13500 * tree.h (struct tree_base): Remove invariant_flag.
13501 (TREE_INVARIANT): Remove.
13502 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
13503 (fold_builtin_expect): Check TREE_CONSTANT.
13504 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
13505 * c-tree.h (c_expr_to_decl): Drop third parameter.
13506 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
13507 (build_c_cast): Don't set TREE_INVARIANT.
13508 (pop_init_level): Don't set TREE_INVARIANT.
13509 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
13510 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
13512 (gimplify_init_constructor): Don't set TREE_INVARIANT.
13513 (gimplify_addr_expr): Adjust comment.
13514 * tree-mudflap.c (mf_build_string):
13515 * print-tree.c (print_node): Don't print TREE_INVARIANT.
13516 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
13517 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
13518 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
13519 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
13520 * langhooks.h (struct lang_hooks): Drop third parameter from
13523 2008-04-23 Richard Guenther <rguenther@suse.de>
13525 PR tree-optimization/27799
13526 PR tree-optimization/32921
13527 PR tree-optimization/32624
13528 * tree-ssa-structalias.c (merge_smts_into): Only merge the
13529 SMTs aliases and the tag itself into the solution.
13530 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
13531 merge the points-to solution back into the SMT aliases.
13532 (may_alias_p): Use alias_set_subset_of instead of
13533 aliases_conflict_p. A pointer which points to
13534 memory with alias set zero may access any variable.
13536 2008-04-23 Richard Guenther <rguenther@suse.de>
13538 * alias.c (alias_set_subset_of): Correctly handle asking
13539 if zero is a subset of an alias set with zero child.
13540 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
13541 (compute_flow_insensitive_aliasing): Correctly walk all
13542 pointers. Do not unnecessarily union sets.
13544 2008-04-23 Richard Guenther <rguenther@suse.de>
13546 PR middle-end/36021
13547 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
13549 2008-04-22 Tomas Bily <tbily@suse.cz>
13551 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
13553 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
13555 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13556 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13557 * tree-inline.c (estimate_num_insns_1): Likewise.
13558 * varasm.c (const_hash_1, compare_constant, copy_constant)
13559 (compute_reloc_for_constant, output_addressed_constants): Likewise.
13560 * emit-rtl.c (component_ref_for_mem_expr)
13561 (set_mem_attributes_minus_bitpos): Likewise.
13562 * expr.c (highest_pow2_factor, expand_expr_real_1, )
13563 (is_aligning_offset): Likewise.
13564 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
13565 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13566 * dojump.c (do_jump): Likewise.
13567 * builtins.c (get_pointer_alignment, get_memory_rtx)
13568 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
13569 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
13571 2008-04-23 Jakub Jelinek <jakub@redhat.com>
13573 PR rtl-optimization/36017
13574 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
13575 expanding the library call.
13577 2008-04-22 Ian Lance Taylor <iant@google.com>
13579 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
13580 than size_in_bytes.
13582 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
13584 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
13585 of LR/CTR moves for Power6.
13587 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
13589 PR middle-end/36003
13590 * passes.c (init_optimization_passes): Remove
13591 pass_fast_rtl_byte_dce.
13593 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
13596 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
13597 builtin functions to generate faster code.
13598 (_mm_cvtpu16_ps): Ditto.
13599 (_mm_cvtpi32x2_ps): Ditto.
13601 2008-04-22 Nick Clifton <nickc@redhat.com>
13603 * common.opt (ftree-loop-distribution): Add Optimization
13606 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
13607 (frv_expand_builtin_va_start): Likewise.
13609 * config/arm/arm.c (thumb_find_work_register): Fix location of
13610 argument register count.
13612 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13614 Support scheduling for ColdFire V1 and V3 microarchitecture.
13615 Improve scheduling of multiplication instructions.
13617 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
13618 (mac): New instruction attribute.
13619 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
13620 (m68k_sched_mac): New variable.
13621 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
13622 Handle cfv1 and cfv3.
13623 (max_insn_size): New static variable.
13624 (struct _sched_ib): New type.
13625 (sched_ib): New static variable.
13626 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
13627 to fields of 'struct _sched_ib sched_ib'. Update all uses.
13628 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
13630 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
13631 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
13632 new variables. Update.
13633 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13634 Add modeling of cfv3 instruction buffer. Update.
13635 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
13636 * config/m68k/m68k.h (TUNE_CFV3): New macro.
13637 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
13638 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
13639 a particular reservation applies to.
13640 (type2): Reorganize attribute values. Rename alu to alu_reg,
13641 alu_l to alu, move_l to omove. Join move to alu. Split mul
13642 to mul_l and mul_w.
13643 (cf_ib_*): Simplify description of instruction buffer.
13644 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
13645 (cf_mem): Split into cf_mem1 and cf_mem2.
13646 (cf_v2_move_??): Rename to cfv12_alu_??.
13647 (cf_v2_move_l_??): Rename to cfv12_omove_??.
13648 (cf_v2_mul_??): Remove reservations.
13649 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
13650 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
13651 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
13653 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
13654 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
13655 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
13656 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
13657 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
13658 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
13659 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
13660 expansions of the above reservations for instructions of sizes
13663 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13665 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
13667 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
13669 * coverage.c: Include tree-pass.h.
13670 (coverage_counter_alloc): Print da_file_name to the dump file.
13672 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
13674 * sbitmap.c (sbitmap_range_empty_p): New function.
13675 * sbitmap.h (sbitmap_range_empty_p): New function.
13676 * bitmap.h: Now includes obstack.h.
13678 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
13679 Kenneth Zadeck <zadeck@naturalbridge.com>
13681 * dbgcnt.def (ra_byte_scan): Added.
13682 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
13683 when the last hit happens for a counter.
13684 * timevar.def (TV_DF_BYTE_LR): New variable.
13685 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
13686 * passes.c (pass_fast_rtl_byte_dce): New pass.
13687 * fwprop.c (update_df): Added mode to call df_ref_create.
13688 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
13689 DF_REF_EXTRACT_OFFSET.
13690 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
13691 DF_BYTE_LR_OUT, df_byte_lr): New macro.
13693 (df_ref_extract): Added mode field.
13694 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
13695 DF_REF_EXTRACT_OFFSET.
13696 (DF_REF_EXTRACT_MODE): New macro.
13697 (df_byte_lr_bb_info): New structure.
13698 (df_print_byte_regset, df_compute_accessed_bytes,
13699 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
13700 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
13701 df_byte_lr_simulate_uses,
13702 df_byte_lr_simulate_artificial_refs_at_top,
13703 df_byte_lr_simulate_artificial_refs_at_end,
13704 df_compute_accessed_bytes): New function.
13705 (df_ref_create): Add parameter.
13706 (df_byte_lr_get_bb_info): New inline function.
13707 * df-scan.c (df_ref_record, df_uses_record,
13708 df_ref_create_structure): Added mode parameter.
13709 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
13710 df_defs_record, df_uses_record, df_get_conditional_uses,
13711 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
13712 df_entry_block_defs_collect, df_exit_block_uses_collect):
13713 Added mode parameter to calls to df_ref_record, df_uses_record,
13714 df_ref_create_structure.
13715 (df_ref_equal_p, df_ref_compare): Added test for modes.
13716 (df_ref_create_structure): Added code to set mode. Renamed
13717 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
13718 DF_REF_EXTRACT_OFFSET.
13719 * df-core.c (df_print_byte_regset): New function.
13720 * df-byte-scan.c: New file.
13721 * df-problems.c (df_rd_transfer_function): Removed unnecessary
13722 calls to BITMAP_FREE.
13723 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
13724 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
13725 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
13726 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
13727 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
13728 df_byte_lr_local_compute, df_byte_lr_init,
13729 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
13730 df_byte_lr_transfer_function, df_byte_lr_free,
13731 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
13732 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
13733 df_byte_lr_simulate_uses,
13734 df_byte_lr_simulate_artificial_refs_at_top,
13735 df_byte_lr_simulate_artificial_refs_at_end): New function.
13736 * dce.c (byte_dce_process_block): New function.
13737 (dce_process_block): au is now passed in rather than computed
13738 locally. Changed loops that look at artificial defs to not look
13739 for conditional or partial ones, because there never are any.
13740 (fast_dce): Now is able to drive byte_dce_process_block or
13741 dce_process_block depending on the kind of dce being done.
13742 (rest_of_handle_fast_dce): Add parameter to fast_dce.
13743 (rest_of_handle_fast_byte_dce): New function.
13744 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
13745 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
13747 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
13750 * gcc.h: Added fortran options that take arguments to
13751 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
13754 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
13756 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
13757 scalarization if on the LHS and not a full access.
13759 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13761 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
13763 2008-04-18 Rafael Espindola <espindola@google.com>
13765 * tree-vrp.c (find_case_label_index): Fix the binary search.
13766 (find_case_label_range): New.
13767 (vrp_visit_switch_stmt): Use find_case_label_range.
13768 (simplify_switch_using_ranges): Use find_case_label_range.
13770 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
13772 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
13773 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
13775 2008-04-18 Tom Tromey <tromey@redhat.com>
13778 * doc/cpp.texi (Implementation-defined behavior): Mention
13781 2008-04-18 Ian Lance Taylor <iant@google.com>
13783 * fold-const.c (pointer_may_wrap_p): New static function.
13784 (fold_comparison): Add another test for pointer overflow. Use
13785 pointer_may_wrap_p to disable some false positives.
13787 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
13789 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
13790 (fname_as_string): Match updated cpp_interpret_string prototype.
13791 (fix_string_type): Support char16_t* and char32_t*.
13792 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
13793 derivative) nodes. Register as builtin if C++0x.
13794 (c_parse_error): Support CPP_CHAR{16,32}.
13795 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
13796 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
13797 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
13798 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
13799 CTI_CHAR32_ARRAY_TYPE>: New elements.
13800 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
13801 char32_type_node, signed_char32_type_node, char16_array_type_node,
13802 char32_array_type_node): New defines.
13803 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
13804 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
13805 (lex_string): Support CPP_STRING{16,32}, match updated
13806 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
13807 (lex_charconst): Support CPP_CHAR{16,32}.
13808 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
13809 and CPP_STRING{16,32}.
13811 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
13814 * aclocal.m4: Regenerate.
13815 * configure: Regenerate.
13817 2008-04-18 Jan Hubicka <jh@suse.cz>
13819 * except.c (dw2_size_of_call_site_table,
13820 sjlj_size_of_call_site_table): Use vector API for call_site_record.
13822 * cgraphbuild.c (build_cgraph_edges): Update.
13823 * tree-pass.h: Update comment.
13824 * final.c (leaf_function_p): Update.
13825 (leaf_renumber_regs): Update.
13826 (rest_of_clean_state): Update.
13827 * omp-low.c (expand_omp_parallel): Update.
13828 * ipa-reference.c (analyze_function): Update.
13829 * reorg.c (find_end_label): Update.
13830 (optimize_skip): Update.
13831 (fill_simple_delay_slots): Update.
13832 (fill_simple_delay_slots): Update.
13833 (make_return_insns): Update.
13834 (dbr_schedule): Update.
13835 * gimple-low.c (record_vars_into): Update.
13836 * cfgbuild.c (make_edges): Update.
13837 * function.c (assign_stack_local): Update.
13838 (assign_parm_adjust_stack_rtl): Update.
13839 (locate_and_pad_parm): Update.
13840 (allocate_struct_function): Do not initialize stack_alignment_needed
13841 and preferred_stack_boundary here.
13842 (stack_protect_prologue): Update.
13843 (stack_protect_epilogue): Update.
13844 (expand_function_start): Initialize stack_alignment_needed,
13845 preferred_stack_boundary and max_jumptable_ents.
13846 (expand_function_end): Update.
13847 (free_after_compilation): Do not NULLify epilogue_delay_list.
13848 * function.h (struct rtl_data): Add stack_protect_guard,
13849 stack_alignment_needed,
13850 preferred_stack_boundary, epilogue_delay_list.
13851 (struct function): Remove value_histograms, stack_alignment_needed,
13852 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
13854 unexpanded_var_list, stack_protect_guard.
13855 (current_function_epilogue_delay_list): Remove.
13856 * ipa-type-escape.c (analyze_function): Update.
13857 * gimplify.c (pop_gimplify_context): Update comment.
13858 * calls.c (expand_call): Update.
13859 (emit_library_call_value_1): Update.
13860 * except.c (set_nothrow_function_flags): Update.
13861 * cfgexpand.c (get_decl_align_unit): Update.
13862 (create_stack_guard): Update.
13863 (estimated_stack_frame_size): Update.
13864 (expand_used_vars): Update.
13865 (tree_expand_cfg): Free histogram earliers, init expansion variables.
13866 * explow.c (allocate_dynamic_stack_space): Update.
13867 * tree-ssa-live.c (remove_unused_locals): Update.
13868 * varasm.c (mark_constant_pool): Update.
13869 * tree-inline.c (remap_decls): Update.
13870 (initialize_cfun): Update.
13871 (declare_return_variable): Update.
13872 (inline_forbidden_p): Update.
13873 (expand_call_inline): Update.
13874 (declare_inline_vars): Update.
13875 (tree_function_versioning): Update.
13876 * tree-flow.h (value_histograms): New.
13877 (VALUE_HISTOGRAMS): New macro.
13878 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
13880 * tree-cfg.c (set_bb_for_stmt): Update.
13881 (replace_by_duplicate_decl): Update.
13882 (move_block_to_fn): Update.
13883 (new_label_mapper): Update.
13884 (dump_function_to_file): Update.
13885 * ipa-struct-reorg.c (build_data_structure): Update.
13886 * cfgrtl.c (print_rtl_with_bb): Update.
13887 * reload1.c (reload): Update.
13889 * config/i386/i386.c (setup_incoming_varargs_64,
13890 ix86_compute_frame_layout): Update.
13891 * config/arc/arc.c (arc_output_function_epilogue): Update.
13893 2008-04-18 Marius Strobl <marius@FreeBSD.org>
13895 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
13896 for FreeBSD as well.
13897 * gthr-posix95.h: Likewise.
13899 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
13901 PR rtl-optimization/35838
13902 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
13903 out the byte offset of the first subreg.
13905 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
13907 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
13908 to split_ti instead of three separate calls with single member arrays.
13909 (subti3 splitter): Ditto.
13910 (adddi3 splitter): Ditto with split_di.
13911 (subdi3 splitter): Ditto.
13912 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
13913 two separate calls with single member arrays. Swap match_dup
13914 operands 1 and 2 to better fit into the array.
13915 (negdi2 splitter): Ditto with split_di.
13916 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
13917 two separate calls with single member arrays. Swap match_dup operands
13918 6 and 7 to better fit into the array.
13920 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
13922 * config/i386/i386.c (sse_builtin_type): New.
13923 (bdesc_sse_args): Likewise.
13924 (bdesc_sse_3arg): Removed.
13925 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
13926 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
13927 IX86_BUILTIN_ROUNDPS.
13928 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
13929 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
13930 IX86_BUILTIN_ROUNDPS.
13931 (ix86_expand_sse_4_operands_builtin): Removed.
13932 (ix86_expand_sse_operands_builtin): New.
13933 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
13934 and CODE_FOR_sse4_1_roundps.
13935 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
13936 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
13938 2008-04-17 Alan Modra <amodra@bigpond.net.au>
13941 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
13942 regs before frame pop when needed. If use_backchain_to_restore_sp
13943 then load backchain into a temp reg to restore vr and vrsave. Add
13944 code to restore vr after frame pop if possible.
13946 2008-04-17 Richard Guenther <rguenther@suse.de>
13948 * tree-vn.c (expressions_equal_p): Do not check type
13949 equality or compatibility before calling operand_equal_p.
13950 * fold-const.c (operand_equal_p): Check equivalence of
13951 integer constants before bailing out due to signedness or
13952 precision differences.
13953 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
13954 spurious differences in type qualification. Ignore types
13955 for COMPONENT_REFs at all.
13957 2008-04-17 Christian Bruel <christian.bruel@st.com>
13959 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
13960 msw_skip comparison.
13962 2008-04-16 Jakub Jelinek <jakub@redhat.com>
13965 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
13968 PR tree-optimization/35899
13969 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
13970 rather than TREE_OPERAND.
13972 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
13975 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
13976 temporary registers. Change operand predicate to general_operand.
13977 (remainderxf3): Ditto.
13979 2008-04-16 Richard Guenther <rguenther@suse.de>
13981 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
13982 * tree-affine.c (aff_combination_expand): Look through some
13985 2008-04-15 Doug Kwan <dougkwan@google.com>
13987 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
13989 * tree-pretty-print.c (dump_generic_node): Ditto.
13990 * final.c (output_addr_const): Ditto.
13991 * dwarf2out.c (output_cfi): Ditto.
13992 * c-pretty-print.c (pp_c_integer_constant): Ditto.
13993 * print-rtl.c (print_rtx): Ditto.
13994 * print-tree.c (print_node_brief, print_node): Ditto.
13995 * c-common.c (match_case_to_enum_1): Ditto.
13996 * sched-vis.c (print_value): Ditto.
13997 * config/i386/i386.c (print_operand): Cast to long unsigned int
14000 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
14001 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
14002 MS Windows VirtualProtect function.
14004 2008-04-15 Jan Hubicka <jh@suse.cz>
14006 * gengtype.c (write_root): Param_is argument is OK.
14007 * expr.c (expand_expr_real_1): Update call of get_exception_*.
14008 * function.h: Include varray.h
14009 (rtl_eh): New stucture based on except.c one.
14010 (call_site_record): New forward declaration and vector type.
14011 * calls.c (emit_call_1): Do not call
14012 note_current_region_may_contain_throw.
14013 * except.c (eh_status): Remove cur_region, try_region since they are
14015 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
14016 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
14017 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
14018 Remove call_site_data_used, call_site_data_size.
14019 Turn call_site_record into vector in function.h.
14020 (note_current_region_may_contain_throw): Remove.
14021 (get_exception_pointer, get_exception_filter): Do not take struct
14022 function argument; update.
14023 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
14024 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
14025 build_post_landing_pads, dw2_build_landing_pads,
14026 sjlj_assign_call_site_values, sjlj_mark_call_sites,
14027 sjlj_emit_function_enter, sjlj_emit_function_enter,
14028 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
14029 sjlj_build_landing_pads, finish_eh_generation,
14030 remove_exception_handler_label, remove_eh_handler,
14031 maybe_remove_eh_handler, add_reachable_handler,
14032 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
14033 add_action_record, collect_one_action_chain, add_call_site,
14034 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
14035 sjlj_output_call_site_table, output_function_exception_table,
14036 * except.h (note_current_region_may_contain_throw): Remove
14037 (get_exception_pointer, get_exception_filter): Do not take struct
14039 * Makefile.in (GTFILES): Put varargs before struct function.
14041 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
14043 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
14044 punt for STRING_CST.
14045 (get_constraint_for): Deal with STRING_CST here instead.
14047 2008-04-15 Richard Guenther <rguenther@suse.de>
14049 * tree-ssa-propagate.c (substitute_and_fold): Substitute
14050 statements in a basic-block with a backward walk. Do not
14051 substitute into dead statements but instead remove those.
14053 2008-04-15 Richard Guenther <rguenther@suse.de>
14055 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
14056 to zero, thus disable creation of SFTs.
14058 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
14060 * tree-predcom.c (suitable_reference_p): Return false if the
14061 reference can throw.
14063 2008-04-15 Jakub Jelinek <jakub@redhat.com>
14066 * c-decl.c (finish_decl): If extern or static var has variable
14067 size, set TREE_TYPE (decl) to error_mark_node.
14069 2008-04-15 Rafael Espindola <espindola@google.com>
14071 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
14074 2008-04-15 Richard Guenther <rguenther@suse.de>
14076 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
14077 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
14078 (visit_reference_op_load): Do walk vuse-vdef chains on
14079 vn_reference_lookup.
14080 (visit_reference_op_store): But do not here.
14081 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
14082 vn_reference_lookup.
14083 (vn_lookup_with_vuses): But do so here.
14085 2008-04-14 Ian Lance Taylor <iant@google.com>
14087 * fold-const.c (fold_overflow_warning): Remove assertion.
14089 2008-04-15 Ben Elliston <bje@au.ibm.com>
14091 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
14092 temp1 local variables.
14094 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
14097 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
14098 ".text.unlikely" section as executable.
14100 2008-04-14 James E. Wilson <wilson@tuliptree.org>
14102 * config/ia64/ia64.c (rtx_needs_barrier): Handle
14103 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
14104 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
14105 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
14106 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
14107 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
14108 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
14110 2008-04-14 Ian Lance Taylor <iant@google.com>
14112 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
14113 * fold-const.c (fold_comparison): If appropriate, test
14114 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
14115 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
14116 reassociating a pointer type.
14117 * doc/invoke.texi (Optimize Options): Document that
14118 -fstrict-overflow applies to pointer wraparound.
14120 2008-04-13 Jan Hubicka <jh@suse.cz>
14122 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
14124 2008-04-12 Andrew Pinski <pinskia@gmail.com>
14126 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
14127 we are going to "save the world".
14129 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
14131 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
14132 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
14133 operand 0 constraint, not "=".
14135 2008-04-11 James E. Wilson <wilson@tuliptree.org>
14137 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
14139 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
14141 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
14142 of size of positions_needed * CHAR_BIT.
14144 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
14146 PR middle-end/35897
14147 * dse.c (store_info): Change positions_needed to unsigned
14149 (lowpart_bitmask): New.
14150 (record_store): Cast to unsigned HOST_WIDE_INT for
14151 positions_needed. Assert width <= size of positions_needed *
14152 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
14153 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
14154 lowpart_bitmask to set mask.
14156 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14158 * config/bfin/constraints.md: New file.
14159 * config/bfin/bfin.md: Include it.
14160 (adddi3): Use satisfies_constraint functions instead of the old macros.
14161 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
14162 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
14163 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
14164 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
14165 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
14166 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
14167 EXTRA_CONSTRAINT): Delete.
14168 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
14169 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
14171 * config/bfin/bfin.c: Include "tm-constrs.h".
14172 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
14173 Use satisfies_constraint functions instead of the old macros.
14174 * doc/md.texi (Blackfin Constraints): Update file name reference.
14176 2008-04-11 Richard Guenther <rguenther@suse.de>
14178 PR tree-optimization/35869
14179 * tree-vrp.c (execute_vrp): Move switch statement update after
14180 jump threading. Schedule another cfg cleanup run.
14182 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
14185 * attribs.c (decl_attributes): Return early on errorneous node.
14187 2008-04-10 Oleg Ryjkov <olegr@google.com>
14189 * tree.h (struct tree_base): Added a new flag default_def_flag.
14190 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
14192 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
14194 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
14196 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14199 * pa.md: Define mode iterator P. Define mode attribute dwc.
14200 (dcacheflush): Update pattern to use iterator P and attribute dwc.
14201 (icacheflush): Likewise.
14202 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
14203 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
14205 2008-04-11 Ben Elliston <bje@au.ibm.com>
14207 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
14209 2008-04-10 Rafael Espindola <espindola@google.com>
14211 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
14212 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
14213 (extract_range_from_expr): The same.
14215 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
14217 * config/mips/mips.md (GPR2): New mode iterator.
14218 (seq): Add comment.
14219 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
14220 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
14221 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
14222 Rewrite these to take two modes, the mode of comparison and the
14223 mode of the destination.
14224 * config/mips/mips.c (mips_expand_scc): Instead of having
14225 paradoxical subreg as destination, expand "narrowing" scc if mode
14226 of comparison is SI and target is requested in DI mode.
14227 (mips_emit_int_order_test): Update comment. Make mode of
14228 comparison match CMP0 rather than TARGET. When creating inverse
14229 target use mode of TARGET.
14231 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
14233 * gcov-dump.c (tag_summary): Only print summaries for the first
14234 GCOV_COUNTERS_SUMMABLE counters.
14236 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
14238 * config/i386/i386.md (absneg): New code iterator.
14239 (absnegprefix): New code attribute.
14240 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
14241 patterns using absneg code iterator.
14242 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
14243 using absneg code iterator.
14244 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
14245 *neg<mode>2 patterns using absneg code iterator.
14246 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
14247 *negextendsfdf2 patterns using absneg code iterator.
14248 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
14249 *negextendsfxf2 patterns using absneg code iterator.
14250 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
14251 *negextendsfdf2 patterns using absneg code iterator.
14252 * config/i386/sse.md (<code><mode>2): Macroize expander from
14253 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
14255 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
14257 * config/s390/s390.h: Remove the remains of the recent search
14258 & replace action of current_function_outgoing_args_size.
14260 2008-04-10 Ira Rosen <irar@il.ibm.com>
14262 PR tree-optimization/35821
14263 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
14264 NEW_STMT_LIST is not NULL.
14266 2008-04-09 David Edelsohn <edelsohn@gnu.org>
14269 * toplev.c (process_options): Remove -ffunction-sections debugging
14272 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
14274 PR middle-end/PR28690
14275 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
14276 than gen_rtx_fmt_ee to perform more canonicalizations.
14278 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14281 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
14283 2008-04-09 Richard Guenther <rguenther@suse.de>
14285 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
14286 (dump_function_to_file): Dump function arguments with types.
14288 2008-04-08 Richard Guenther <rguenther@suse.de>
14290 * fold-const.c (fold_widened_comparison): Do not allow
14291 sign-changes that change the result.
14293 2008-04-08 Janis Johnson <janis187@us.ibm.com>
14296 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
14297 kinds of indirect references.
14299 2008-04-08 David Edelsohn <edelsohn@gnu.org>
14301 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
14302 GNU Fortran language string.
14304 2008-04-08 Rafael Espindola <espindola@google.com>
14306 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
14307 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
14308 * tree.h (tree_call_nonnegative_warnv_p): New.
14310 2008-04-08 Jan Hubicka <jh@suse.cz>
14312 * function.c (free_after_compilation): Clear out regno_reg_rtx
14315 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
14318 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
14320 PR middle-end/PR28690
14321 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
14322 same precedence as REG_POINTER and MEM_POINTER operands.
14324 2008-04-08 Richard Guenther <rguenther@suse.de>
14326 PR middle-end/35834
14327 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
14328 for adding index to base.
14330 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
14332 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
14333 (MINGW_ENABLE_EXECUTE_STACK): New.
14334 (IN_LIBGCC2): For libgcc include windows.h file for
14335 function declarations.
14337 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
14339 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
14340 and tem2 if tem1 is not a REG or MULT.
14342 2008-04-08 Jan Hubicka <jh@suse.cz>
14344 * function.h (incomming_args): Break out of struct function.
14345 (function_subsections): Break out of struct function.
14346 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
14347 return_rtx and hard_reg_initial_vals from struct function.
14348 Kill inl_max_label_num.
14349 (current_function_pops_args, current_function_args_info,
14350 current_function_args_size, current_function_args_size,
14351 current_function_pretend_args_size,
14352 current_function_outgoing_args_size,
14353 current_function_internal_arg_pointer, current_function_return_rtx):
14354 Kill compatibility accestor macros.
14355 * builtins.c (expand_builtin_apply_args_1): Update.
14356 (expand_builtin_next_arg): Update.
14357 * df-scan.c (df_get_call_refs): Update.
14358 * dbxout.c (dbxout_function_end): Update.
14359 * dwarf2out.c (dwarf2out_switch_text_section): Update.
14360 (output_line_info): Update.
14361 (secname_for_decl): Update.
14362 (dwarf2out_var_location): Update.
14363 * function.c (free_after_compilation): Update.
14364 (assign_parm_find_stack_rtl): Update.
14365 (assign_parms): Update.
14366 (expand_dummy_function_end): Update.
14367 (expand_function_end): Update.
14368 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
14369 (expand_call): Update.
14370 (emit_library_call_value_1): Update.
14371 (store_one_arg): Update.
14372 * varasm.c (initialize_cold_section_name): Update.
14373 (unlikely_text_section): Update.
14374 (unlikely_text_section_p): Update.
14375 (assemble_start_function): Update.
14376 (assemble_end_function): Update.
14377 (default_section_type_flags): Update.
14378 (switch_to_section): Update.
14379 * integrate.c (set_decl_abstract_flags): Update.
14380 (get_hard_reg_initial_val): Update.
14381 (has_hard_reg_initial_val): Update.
14382 (allocate_initial_values): Update.
14383 * resource.c (init_resource_info): Update.
14384 * config/alpha/alpha.c (NUM_ARGS): Update.
14385 (direct_return): Update.
14386 (alpha_va_start): Update.
14387 (alpha_sa_size): Update.
14388 (alpha_initial_elimination_offset): Update.
14389 (alpha_expand_prologue): Update.
14390 (alpha_start_function): Update.
14391 (alpha_expand_epilogue): Update.
14392 (unicosmk_initial_elimination_offset):
14393 * config/alpha/alpha.md (call expander): Update.
14394 * config/s390/s390.c (s390_register_info): Update.
14395 (s390_register_info): Update.
14396 (s390_frame_info): Update.
14397 (s390_initial_elimination_offset): Update.
14398 (s390_build_builtin_va_list): Update.
14399 (s390_va_start): Update.
14400 * config/spu/spu.c (direct_return): Update.
14401 (spu_expand_prologue): Update.
14402 (spu_initial_elimination_offset): Update.
14403 (spu_build_builtin_va_list): Update.
14404 (spu_va_start): Update.
14405 * config/sparc/sparc.c (sparc_init_modes): Update.
14406 (sparc_compute_frame_size): Update.
14407 (function_value): Update.
14408 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
14409 * config/i386/i386.md (return expander): Update.
14410 * config/i386/i386.c (ix86_va_start): Update.
14411 (ix86_can_use_return_insn_p): Update.
14412 (ix86_compute_frame_layout): Update.
14413 (ix86_expand_epilogue): Update.
14414 * config/sh/sh.c (output_stack_adjust): Update.
14415 (calc_live_regs): Update.
14416 (sh_expand_prologue): Update.
14417 (sh_builtin_saveregs): Update.
14418 (sh_va_start): Update.
14419 (initial_elimination_offset): Update.
14420 (sh_allocate_initial_value): Update.
14421 (sh_function_ok_for_sibcall): Update.
14422 (sh_get_pr_initial_val): Update.
14423 * config/sh/sh.md (return expander): Update.
14424 * config/avr/avr.c (frame_pointer_required_p): UPdate.
14425 * config/crx/crx.c (crx_compute_frame): UPdate.
14426 (crx_initial_elimination_offset): UPdate.
14427 * config/xtensa/xtensa.c (compute_frame_size): Update
14428 (xtensa_builtin_saveregs): Update.
14429 (xtensa_va_start): Update.
14430 (order_regs_for_local_alloc): Update.
14431 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
14432 (xstormy16_expand_builtin_va_start): Update.
14433 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
14434 * config/m68hc11/m68hc11.md (return expanders): Update.
14435 * config/m68hc11/m68hc11.c (expand_prologue): Update.
14436 (expand_epilogue): Update.
14437 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
14438 (cris_simple_epilogue): Update.
14439 (cris_expand_prologue): Update.
14440 (cris_expand_epilogue): Update.
14441 * config/iq2000/iq2000.c (iq2000_va_start): Update.
14442 (compute_frame_size): Update.
14443 * config/mt/mt.c (mt_compute_frame_size): Update.
14444 * config/mn10300/mn10300.c (expand_prologue): Update.
14445 (expand_epilogue): Update.
14446 (initial_offset): Update.
14447 (mn10300_builtin_saveregs):
14448 * config/mn10300/mn10300.md (return expander): Update.
14449 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14450 (ia64_initial_elimination_offset): Update.
14451 (ia64_initial_elimination_offset): Update.
14452 (ia64_expand_prologue): Update.
14453 * config/m68k/m68k.md (return expander): Update.
14454 * config/rs6000/rs6000.c (rs6000_va_start): Update.
14455 (rs6000_stack_info): Update.
14456 * config/mcore/mcore.c (layout_mcore_frame): Update.
14457 (mcore_expand_prolog): Update.
14458 * config/arc/arc.c (arc_compute_frame_size): Update.
14459 * config/score/score3.c (score3_compute_frame_size): Update.
14460 * config/score/score7.c (score7_compute_frame_size): Update.
14461 * config/arm/arm.c (use_return_insn): Update.
14462 (thumb_find_work_register): Update.
14463 (arm_compute_save_reg_mask): Update.
14464 (arm_output_function_prologue): Update.
14465 (arm_output_epilogue): Update.
14466 (arm_size_return_regs): Update.
14467 (arm_get_frame_offsets): Update.
14468 (arm_expand_prologue): Update.
14469 (thumb_exit): Update.
14470 (thumb_unexpanded_epilogue): Update.
14471 (thumb1_output_function_prologue): Update.
14472 * config/pa/pa.md (return expander): Update.
14473 * config/pa/pa.c (compute_frame_size): Update.
14474 (hppa_builtin_saveregs): Update.
14475 * config/mips/mips.c (mips_va_start): Update.
14476 (mips16_build_function_stub): Update.
14477 (mips_compute_frame_info): Update.
14478 (mips_restore_gp): Update.
14479 (mips_output_function_prologue): Update.
14480 (mips_expand_prologue): Update.
14481 * config/v850/v850.c (compute_frame_size): Update.
14482 (expand_prologue): * config/mmix/mmix.c (along): update.
14483 (mmix_initial_elimination_offset): update.
14484 (mmix_reorg): update.
14485 (mmix_use_simple_return): update.
14486 (mmix_expand_prologue): update.
14487 (mmix_expand_epilogue): Update.
14488 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
14489 (emit_link_insn): Update.
14491 2008-04-08 Anatoly Sokolov <aesok@post.ru>
14493 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
14494 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
14496 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
14499 2008-04-07 Jan Hubicka <jh@suse.cz>
14501 * function.h (rtl): Rename to x_rtl.
14502 (crtl): New define.
14503 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
14504 frame_offset, stack_check_probe_note, arg_pointer_save_area,
14505 used_temp_slots avail_temp_slots, temp_slot_level,
14506 nonlocal_goto_handler_labels): Update accesstors.
14507 (rtl): New global variable.
14508 (struct function): Move some fileds to rtl_data.
14509 (get_arg_pointer_save_area): Update prototype.
14510 * builtins.c (expand_builtin_setjmp_receiver): Update call of
14511 get_arg_pointer_save_area.
14512 * expr.c (init_expr): Update
14513 * function.c (get_frame_size): Update
14514 (assign_stack_local): Update
14515 (expand_function_end): Update.
14516 (get_art_pointer_save_area): Update
14518 * emit-rtl.c (rtl): Declare.
14519 (regno_reg_rtx): Declare.
14520 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
14522 (gen_reg_rtx): Update.
14523 * varasm.c (n_deferred_constatns): Update accestor.
14524 (init_varasm_status): Do not allocate varasm_status.
14525 (force_const_mem, get_pool_size, output_constant_pool): Update.
14526 * stmt.c (force_label_rtx): Do not use x_ prefixes.
14527 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
14528 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
14529 * sparc/sparc.h (INIT_EXPANDERS): Update.
14530 * ia64/ia64.h (INIT_EXPANDERS): Update.
14532 2008-04-07 James E. Wilson <wilson@tuliptree.org>
14534 * reload.c (push_secondary_reload): Add missing break to for loop.
14536 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
14538 PR middle-end/PR28690
14539 * rtlanal.c: Update copyright years.
14540 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
14541 as REG_POINTER and MEM_POINTER operands.
14542 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
14543 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
14544 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
14545 * gcse.c: Update copyright years.
14546 (pre_delete): Call gen_reg_rtx_and_attrs.
14547 (hoist_code): Likewise.
14548 (build_store_vectors): Likewise.
14549 (delete_store): Likewise.
14550 * loop-invariant.c (move_invariant_reg): Likewise.
14551 Update copyright years.
14553 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
14555 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
14556 control string instead of quoted.
14558 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
14560 * doc/rtl.texi: Rewrite of subreg section.
14562 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
14565 * config/i386/i386.c (legitimize_pic_address): Add treating
14566 of dllimport SYM_REF's.
14567 (legitimize_dllimport_symbol): Add prototype.
14569 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
14571 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
14572 reference in constructor with non self-referential type.
14574 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
14576 Removal of Return with Depressed Stack Pointer support
14577 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
14578 (ECF_SP_DEPRESSED): Likewise.
14579 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
14580 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
14581 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
14582 (expand_call): Do not test ECF_SP_DEPRESSED.
14583 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
14584 * function.c (keep_stack_depressed): Delete.
14585 (handle_epilogue_set): Likewise.
14586 (update_epilogue_consts): Likewise.
14587 (emit_equiv_load): Likewise.
14588 (thread_prologue_and_epilogue_insns): Remove support for Return with
14589 Depressed Stack Pointer.
14590 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
14592 2008-04-06 Richard Guenther <rguenther@suse.de>
14594 PR tree-optimization/35400
14595 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
14596 information from SSA_NAMEs.
14598 2008-04-06 Anatoly Sokolov <aesok@post.ru>
14600 * config/avr/avr.h (avr_mega_p): Remove declaration.
14601 (AVR_MEGA): Remove macro.
14602 * config/avr/avr.c (avr_mega_p): Remove variable.
14603 (avr_override_options): Remove inicializion of avr_mega_p.
14604 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
14605 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
14606 (avr_jump_mode): (Ditto.).
14607 (avr_output_progmem_section_asm_op): (Ditto.).
14608 (avr_asm_init_sections): (Ditto.).
14609 (avr_asm_init_sections): (Ditto.).
14610 (avr_rtx_costs): (Ditto.).
14611 * config/avr/avr.md: (Ditto.).
14612 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
14615 2008-04-06 Richard Guenther <rguenther@suse.de>
14617 PR tree-optimization/35842
14618 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
14619 is_gimple_invariant_address.
14621 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14623 * gcc.c (default_compilers): Sync Fortran extensions list with
14624 that in fortran/lang-specs.h.
14625 * doc/invoke.texi: Likewise.
14626 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
14627 * dwarf2out.c (gen_compile_unit_die): Likewise.
14629 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
14631 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
14633 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
14636 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
14637 attribute is used for nested functions.
14639 2008-04-05 Jan Hubicka <jh@suse.cz>
14641 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
14643 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
14645 (dump_files): Update.
14646 (enable_rtl_dump_file): Do not accept letter argument.
14647 * tree-pass.h (dump_file_info): Remove letter argument.
14648 * toplev.c (decode_d_option): Update -da handling.
14649 * toplev.h (enable_rtl_dump_file): Update prototype.
14650 * passes.c (register_one_dump_file): Do not accept IPA argument; work
14651 it out based on pass type.
14652 (register_dump_files_1): Likewise.
14653 (init_optimization_passes): Update register_one_dump_file calls.
14654 (execute_one_pass): Sanity check that IPA passes are called at IPA
14655 level and RTL passes at RTL level.
14656 (execute_pass_list): IPA pass can not be after or subpass of
14658 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
14659 disallov RTL subpasses of IPA subpasses.
14661 2008-04-05 Ben Elliston <bje@au.ibm.com>
14663 * tree-cfg.c (need_fake_edge_p): Return false for calls to
14664 builtins that return exactly once and do not throw. Cache call to
14667 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
14669 PR rtl-optimization/34916
14670 PR middle-end/35519
14671 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
14672 between instruction pairs.
14674 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
14676 * doc/invoke.texi: Document -mbitops for SH.
14677 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
14678 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
14679 * config/sh/sh.c (print_operand): Add %t operand code.
14680 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
14681 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
14682 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
14683 (extendqihi2): Likewise.
14684 (movqi_i): Likewise.
14685 (insv): Use bset, bclr and bst instructions for SH2A if possible.
14686 (extv): Use bld instruction for SH2A if possible.
14688 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
14689 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
14690 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
14691 (bset.b, bclr.b): Define peepholes.
14692 * config/sh/sh.opt (mbitops): New option.
14694 2008-04-04 Janis Johnson <janis187@us.ibm.com>
14697 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
14698 and view convert expression.
14700 2008-04-04 Jakub Jelinek <jakub@redhat.com>
14703 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14705 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
14707 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
14709 * config/i386/cpuid.h (bit_AES): New.
14710 (bit_PCLMUL): Likewise.
14712 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
14713 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
14714 SSE2 if AES or PCLMUL is enabled.
14715 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
14716 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
14717 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
14718 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
14719 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
14720 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
14721 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
14722 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
14723 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
14724 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
14725 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
14726 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
14727 __builtin_ia32_aeskeygenassist128 and
14728 __builtin_ia32_pclmulqdq128.
14729 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
14730 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
14731 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
14733 * config/i386/i386.h (TARGET_AES): New.
14734 (TARGET_PCLMUL): Likewise.
14735 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
14737 * config/i386/i386.md (UNSPEC_AESENC): New.
14738 (UNSPEC_AESENCLAST): Likewise.
14739 (UNSPEC_AESDEC): Likewise.
14740 (UNSPEC_AESDECLAST): Likewise.
14741 (UNSPEC_AESIMC): Likewise.
14742 (UNSPEC_AESKEYGENASSIST): Likewise.
14743 (UNSPEC_PCLMUL): Likewise.
14745 * config/i386/i386.opt (maes): New.
14746 (mpclmul): Likewise.
14748 * config/i386/sse.md (aesenc): New pattern.
14749 (aesenclast): Likewise.
14750 (aesdec): Likewise.
14751 (aesdeclast): Likewise.
14752 (aesimc): Likewise.
14753 (aeskeygenassist): Likewise.
14754 (pclmulqdq): Likewise.
14756 * config/i386/wmmintrin.h: New.
14758 * doc/extend.texi: Document AES and PCLMUL built-in function.
14760 * doc/invoke.texi: Document -maes and -mpclmul.
14762 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
14764 * function.c (free_after_parsing): Replace with
14765 cxx_push_function_context from C++ front-end.
14766 (allocate_struct_function): Don't call langhook.
14767 * langhooks.h (struct lang_hooks_for_functions): Delete.
14768 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
14770 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
14771 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
14772 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
14773 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
14774 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
14775 remove LANG_HOOKS_FUNCTION_INITIALIZER.
14776 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
14778 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
14779 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
14781 2008-04-04 Jakub Jelinek <jakub@redhat.com>
14784 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
14787 2008-04-04 Richard Guenther <rguenther@suse.de>
14789 PR middle-end/35823
14790 * fold-const.c (optimize_minmax_comparison): Use the correct
14791 type for the constant in the simplified comparison.
14793 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
14795 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
14796 Pass L2 size as "--param l2-cache-size" to the compiler.
14797 (decode_l2_cache): New function to decode L2 cache parameters using
14798 0x8000006 extended cpuid function.
14799 (detect_caches_amd): Determine parameters of L2 cache using
14800 decode_l2_caches function.
14801 (decode_caches_intel): Decode L2 cache parameters.
14802 (detect_caches_intel): Determine L2 cache parameters using
14803 decode_caches_intel and decode_l2_caches functions.
14805 2008-04-03 Bob Wilson <bob.wilson@acm.org>
14807 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
14808 secondary input reload for subword loads from the constant pool.
14810 2008-04-03 Janis Johnson <janis187@us.ibm.com>
14813 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
14814 constants of the appropriate size for runtime calculations.
14817 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
14818 decimal-float literal constant zero.
14820 2008-04-03 Jakub Jelinek <jakub@redhat.com>
14823 * c-parser.c (c_parser_omp_atomic): Call
14824 default_function_array_conversion on the RHS.
14826 PR middle-end/35818
14827 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
14828 call is_variable_sized if decl has incomplete type.
14830 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
14832 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
14834 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
14836 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
14838 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
14839 (sgt<u>): Merge sgt and sgtu into new expander.
14840 (sgt, sgtu): Remove expanders.
14841 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
14842 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
14843 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
14844 *sgtu_<mode>_mips16 into new pattern.
14845 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
14846 (sge<u>): Merge sge and sgeu into new expander.
14847 (sge, sgeu): Remove expanders.
14848 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
14850 (*sge_<mode>, second *sge_<mode>): Remove patterns.
14851 (slt<u>): Merge slt and sltu into new expander.
14852 (slt, sltu): Remove expanders.
14853 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
14854 (*slt_<mode>, *sltu_<mode>): Remove patterns.
14855 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
14856 *sltu_<mode>_mips16 into new pattern.
14857 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
14858 (sle<u>): Merge sle and sleu into new expander.
14859 (sle, sleu): Remove expanders.
14860 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
14861 (*sle_<mode>, *sleu_<mode>): Remove patterns.
14862 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
14863 *sleu_<mode>_mips16 into new pattern.
14864 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
14866 2008-04-03 Jan Hubicka <jh@suse.cz>
14868 PR tree-optimization/35795
14869 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
14870 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14871 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
14872 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
14873 * score/score3.c (score3_output_mi_thunk): Likewise.
14874 * score/score7.c (score7_output_mi_thunk): Likewise.
14875 * mips/mips.c (mips_output_mi_thunk): Likewise.
14877 2008-04-03 Richard Guenther <rguenther@suse.de>
14879 * tree-vrp.c (extract_range_from_unary_expr): Handle all
14880 conversions. Simplify code.
14882 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
14884 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
14886 2008-04-03 Tom Tromey <tromey@redhat.com>
14887 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14889 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
14890 * config/bfin/t-bfin-linux (generated_files): Add
14891 linux-sysroot-suffix.h.
14892 * doc/install.texi (Prerequisites): Require make 3.80.
14893 * doc/sourcebuild.texi (Front End Directory): Document new
14895 * Makefile.in (generated_files): New variable.
14896 (ALL_HOST_OBJS): New variable.
14897 ($(ALL_HOST_OBJS)): New target.
14899 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
14901 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
14902 (remap_block): Call id->transform_lang_insert_block instead
14904 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
14905 Set id.transform_lang_insert_block to NULL.
14906 (clone_body): Move to cp/optimize.c
14907 * tree-inline.h (struct copy_body_data): Change
14908 transform_lang_insert_block to function pointer.
14909 (copy_generic_body, copy_decl_no_change): Export.
14910 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
14911 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
14912 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
14914 * c-tree.h (insert_block): Kill.
14915 * c-decl.c (insert_block): Kill.
14917 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
14919 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
14920 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
14921 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
14923 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
14924 argument, call {push,pop}_function_context from here.
14925 * c-parser.c: Use c_{push,pop}_function_context.
14927 * function.c (push_function_context_to): Move meat ...
14928 (push_function_context): ... here. Simplify.
14929 * function.c (pop_function_context_from): Move meat ...
14930 (pop_function_context): ... here. Simplify.
14931 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
14933 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
14934 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
14935 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
14936 * tree.h (push_function_context_to, pop_function_context_from): Remove.
14938 2008-04-03 Ben Elliston <bje@au.ibm.com>
14940 * expmed.c (extract_force_align_mem_bit_field): Remove.
14942 2008-04-03 Richard Guenther <rguenther@suse.de>
14944 PR middle-end/35800
14945 * expr.h (try_casesi): Adjust prototype.
14946 * expr.c (try_casesi): Take fallback label as extra parameter.
14947 Use that for gen_casesi if default_label is NULL.
14948 * stmt.c (expand_case): Pass fallback label to try_casesi,
14949 make sure to fill gaps with a fallback label if default_label
14952 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
14955 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
14957 2008-04-03 Ben Elliston <bje@au.ibm.com>
14959 * expmed.c (extract_split_bit_field): Remove if (0) code.
14960 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
14961 (do_ds_constraint): Likewise.
14963 2008-04-02 Joseph Myers <joseph@codesourcery.com>
14965 * doc/cppopts.texi (-dU): Document.
14966 * c-common.h (flag_dump_macros): Update comment.
14967 * c-opts.c (handle_OPT_d): Handle -dU.
14968 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
14969 dump_queued_macros, cb_used_define, cb_used_undef): New.
14970 (init_pp_output): Handle -dU.
14971 (cb_line_change): Call dump_queued_macros.
14972 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
14974 2008-04-02 Anatoly Sokolov <aesok@post.ru>
14976 * config/avr/predicates.md (io_address_operand): New predicate.
14977 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
14978 * config/avr/avr.c (avr_io_address_p): Remove function.
14979 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
14980 'avr_io_address_p' function.
14981 (out_movhi_r_mr): (Ditto.).
14982 (out_movqi_mr_r): (Ditto.).
14983 (out_movhi_mr_r): (Ditto.).
14984 (avr_address_cost): (Ditto.).
14986 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
14988 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
14989 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
14990 in 32bit mode when XMM registers are available to avoid store
14992 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
14993 corresponding post-reload splitters.
14995 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
14997 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
14998 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
14999 __builtin_ia32_roundss.
15000 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
15001 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
15002 __builtin_ia32_roundss.
15003 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
15004 IX86_BUILTIN_SHUFPD here.
15006 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
15008 * config/i386/i386.md (plogic): New.
15009 (plogicprefix): Likewise.
15011 * config/i386/mmx.md (mmx_<code><mode>3): New.
15012 (mmx_and<mode>3): Removed.
15013 (mmx_ior<mode>3): Likewise.
15014 (mmx_xor<mode>3): Likewise.
15016 * config/i386/sse.md (<code><mode>3): New.
15017 (*<code><mode>3): Likewise.
15018 (*<code><mode>3): Likewise.
15019 (<code><mode>3): Likewise.
15020 (*sse_<code><mode>3): Likewise.
15021 (*sse2_<code><mode>3): Likewise.
15022 (<code>tf3): Likewise.
15023 (*<code>tf3): Likewise.
15024 (and<mode>3): Likewise.
15025 (*and<mode>3): Likewise.
15026 (ior<mode>3): Removed.
15027 (*ior<mode>3): Likewise.
15028 (xor<mode>3): Likewise.
15029 (*xor<mode>3): Likewise.
15030 (*and<mode>3): Likewise.
15031 (*ior<mode>3): Likewise.
15032 (*xor<mode>3): Likewise.
15033 (and<mode>3): Likewise.
15034 (*sse_and<mode>3): Likewise.
15035 (*sse2_and<mode>3): Likewise.
15036 (andtf3): Likewise.
15037 (*andtf3): Likewise.
15038 (ior<mode>3): Likewise.
15039 (*sse_ior<mode>3): Likewise.
15040 (*sse2_ior<mode>3): Likewise.
15041 (iortf3): Likewise.
15042 (*iortf3): Likewise.
15043 (xor<mode>3): Likewise.
15044 (*sse_xor<mode>3): Likewise.
15045 (*sse2_xor<mode>3): Likewise.
15046 (xortf3): Likewise.
15047 (*xortf3): Likewise.
15049 2008-04-02 Richard Guenther <rguenther@suse.de>
15051 PR tree-optimization/14495
15052 PR tree-optimization/34793
15053 * tree-vrp.c (struct switch_update): New structure.
15054 (to_remove_edges, to_update_switch_stmts): New VECs.
15055 (simplify_switch_using_ranges): New function. Remove not taken
15056 case labels and edges.
15057 (simplify_stmt_using_ranges): Call it.
15058 (identify_jump_threads): Mark edges we have queued for removal
15059 so we don't thread them.
15060 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
15062 * tree-cfg.c (group_case_labels): Deal with missing default label.
15063 (tree_verify_flow_info): Allow missing default label.
15064 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
15065 (emit_case_nodes): Likewise.
15066 (expand_case): Do not rely on the default label to be present.
15067 * expr.c (try_casesi): Deal with NULL default_label.
15068 (do_tablejump): Likewise.
15070 2008-04-02 Richard Guenther <rguenther@suse.de>
15072 PR tree-optimization/14495
15073 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
15074 SWITCH_EXPR here ...
15075 (vrp_visit_switch_stmt): ... but here (new function).
15076 (find_case_label_index): New helper function.
15077 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
15079 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15081 * fwprop.c: Fix ISO-C99ism.
15083 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15086 * Makefile.in (objdir): Set it here.
15087 * configure.ac: Not here. Find dynamic linker characteristics.
15088 * exec-tool.in: Use them.
15089 * aclocal.m4: Regenerate.
15090 * configure: Regenerate.
15092 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15094 * expr.c (expand_var): Delete it.
15095 * expr.h (expand_var): Delete prototype.
15096 * function.c (expand_function_start): Use expand_decl instead.
15097 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
15100 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
15102 PR rtl-optimization/35542
15103 * fwprop.c (forward_propagate_and_simplify): Replace
15104 loc_reg_mentioned_in_p with reg_mentioned_p.
15106 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15108 PR rtl-optimization/35281
15109 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
15110 (propagate_rtx_1): Handle PR_HANDLE_MEM.
15111 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
15112 (varying_mem_p): Move above propagate_rtx.
15113 (all_uses_available_at): Do not check MEMs.
15115 2008-04-02 Rafael Espindola <espindola@google.com>
15117 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
15118 (register_edge_assert_for_2): Split the cond argument.
15119 (register_edge_assert_for_1): Adjust for the change in
15120 register_edge_assert_for_2.
15121 (register_edge_assert_for): Split the cond argument.
15122 (find_switch_asserts): Adjust for the change in
15123 register_edge_assert_for.
15125 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
15127 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
15128 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
15129 offsets for 64-bit mingw.
15130 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
15131 abi for x86_64-pc-mingw.
15133 2008-04-02 Richard Guenther <rguenther@suse.de>
15135 * tree-vrp.c (extract_range_from_assert): Make sure to not
15136 produce range min/max with TREE_OVERFOW set.
15137 If merging a anti-range and a range keep the anti-range if
15138 the range covers all values of the type.
15139 (register_edge_assert_for_2): Only allow sign-changing
15140 conversions in detecting canonical range checks. Also
15141 register an assert for the unsigned name if useful.
15143 PR tree-optimization/35787
15144 * tree-vrp.c (vrp_val_max): New function.
15145 (vrp_val_min): Likewise.
15146 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
15147 (vrp_val_is_min): Likewise.
15148 (supports_overflow_infinity): Use vrp_val_{min,max}.
15149 (negative_overflow_infinity): Likewise.
15150 (positive_overflow_infinity): Likewise.
15151 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
15152 (is_positive_overflow_infinity): Likewise.
15153 (is_overflow_infinity): Likewise.
15154 (avoid_overflow_infinity): Use vrp_val_{min,max} and
15155 vrp_val_is_{min,max}.
15156 (set_and_canonicalize_value_range): Canonicalize anti-ranges
15157 to ranges if possible. Avoid empty ranges.
15159 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15161 PR middle-end/35705
15162 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
15163 the expression is a function address.
15165 2008-04-01 George Helffrich <george@gcc.gnu.org>
15167 PR fortran/35154, fortran/23057
15168 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
15169 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
15170 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
15171 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
15173 (dbxout_syms): Check for COMMON-based symbol and wrap in
15174 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
15175 in bracket for efficiency.
15177 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
15178 using DW_TAG_common_block + member offset.
15179 (add_pubname_string): New function.
15180 (dw_expand_expr): New function to find block name and offset for
15182 (common_check): New function to check whether symbol in Fortran COMMON.
15183 (gen_variable_die): If COMMON, use DW_TAG_common_block.
15185 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
15188 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
15190 2008-04-02 Ben Elliston <bje@au.ibm.com>
15192 * config/v850/v850.md (casesi): Remove if (0) code.
15193 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
15194 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
15196 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
15198 * config/i386/i386.md (rex64suffix): New mode attribute.
15199 (floathi<mode>2): Disable expander for SSE math.
15200 (*floathi<mode>2_1): New insn insn_and_split pattern.
15201 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
15202 corresponding post-reload splitters.
15203 (*floathi<mode>2_i387): New macroized insn pattern.
15204 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
15205 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
15206 insn_and_split pattern.
15207 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
15208 New macroized instruction patterns and corresponding post-reload
15210 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
15211 and corresponding post-reload splitters.
15212 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
15213 New macroized instruction patterns.
15214 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
15215 macroized instruction patterns and corresponding post-reload splitters.
15216 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
15217 corresponding post-reload splitters.
15218 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
15219 New macroized instruction patterns.
15220 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
15221 corresponding post-reload splitters.
15222 (*floatsi<mode>2_i387): New macroized instruction patterns.
15224 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
15226 * config/i386/i386.md (smaxmin): New.
15227 (umaxmin): Likewise.
15228 (maxminiprefix): Likewise.
15229 (maxminfprefix): Likewise.
15230 (<code><mode>3): Likewise.
15231 (smin<mode>3): Removed.
15232 (smax<mode>3): Likewise.
15234 * config/i386/mmx.md (mmx_<code>v2sf3): New.
15235 (mmx_<code>v4hi3): Likewise.
15236 (mmx_<code>v8qi3): Likewise.
15237 (mmx_smaxv2sf3): Removed.
15238 (mmx_sminv2sf3): Likewise.
15239 (mmx_umaxv8qi3): Likewise.
15240 (mmx_smaxv4hi3): Likewise.
15241 (mmx_uminv8qi3): Likewise.
15242 (mmx_sminv4hi3): Likewise.
15244 * config/i386/sse.md (<addsub><mode>3): New.
15245 (*<addsub><mode>3): Likewise.
15246 (<sse>_vm<addsub><mode>3): Likewise.
15247 (<maxmin><mode>3): Likewise.
15248 (*<maxmin><mode>3_finite): Likewise.
15249 (*<maxmin><mode>3): Likewise.
15250 (<sse>_vm<maxmin><mode>3): Likewise.
15251 (sse3_h<addsub>v4sf3): Likewise.
15252 (sse3_h<addsub>v2df3): Likewise.
15253 (<maxmin>v16qi3): Likewise.
15254 (*<maxmin>v16qi3): Likewise.
15255 (<maxmin>v8hi3): Likewise.
15256 (*<maxmin>v8hi3): Likewise.
15257 (*sse4_1_<maxmin><mode>3): Likewise.
15258 (*sse4_1_<maxmin><mode>3): Likewise.
15259 (add<mode>3): Removed.
15260 (*add<mode>3): Likewise.
15261 (<sse>_vmadd<mode>3): Likewise.
15262 (sub<mode>3): Likewise.
15263 (*sub<mode>3): Likewise.
15264 (<sse>_vmsub<mode>3): Likewise.
15265 (smin<mode>3): Likewise.
15266 (*smin<mode>3_finite): Likewise.
15267 (*smin<mode>3): Likewise.
15268 (<sse>_vmsmin<mode>3): Likewise.
15269 (smax<mode>3): Likewise.
15270 (*smax<mode>3_finite): Likewise.
15271 (*smax<mode>3): Likewise.
15272 (<sse>_vmsmax<mode>3): Likewise.
15273 (sse3_haddv4sf3): Likewise.
15274 (sse3_haddv2df3): Likewise.
15275 (sse3_hsubv4sf3): Likewise.
15276 (sse3_hsubv2df3): Likewise.
15277 (umaxv16qi3): Likewise.
15278 (*umaxv16qi3): Likewise.
15279 (smaxv8hi3): Likewise.
15280 (*smaxv8hi3): Likewise.
15281 (*sse4_1_smax<mode>3): Likewise.
15282 (*sse4_1_umax<mode>3): Likewise.
15283 (uminv16qi3): Likewise.
15284 (*uminv16qi3): Likewise.
15285 (sminv8hi3): Likewise.
15286 (*sminv8hi3): Likewise.
15287 (*sse4_1_smin<mode>3): Likewise.
15288 (*sse4_1_umin<mode>3): Likewise.
15290 2008-04-01 Rafael Espindola <espindola@google.com>
15292 * tree-cfg.c (verify_expr): remove in_phi.
15293 (verify_stmt): Don't call walk_tree with verify_expr. Use
15294 is_gimple_min_invariant instead of is_gimple_val.
15296 2008-04-01 Joseph Myers <joseph@codesourcery.com>
15298 * doc/include/gpl_v3.texi: Update for manpage generation.
15299 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
15301 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
15302 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
15303 gpl_v3.texi instead of gpl.texi.
15306 2008-04-01 Jakub Jelinek <jakub@redhat.com>
15309 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
15311 2008-04-01 Rafael Espindola <espindola@google.com>
15313 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
15314 (extract_code_and_val_from_cond): Use
15315 extract_code_and_val_from_cond_with_ops.
15317 2008-04-01 Jan Hubicka <jh@suse.cz>
15319 * function.c (free_after_compilation): Free epilogue_delay_list.
15320 (prepare_function_start): Assert that previous compilation was freed.
15322 2008-04-01 Jan Hubicka <jh@suse.cz>
15323 Jim Wilson <wilson@tuliptree.org>
15324 Andreas Tobler <andreast@gcc.gnu.org>
15326 PR middle-end/35781
15327 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
15328 rtl.emit instead cfun->emit.
15329 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
15330 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
15332 2008-04-01 Ben Elliston <bje@au.ibm.com>
15334 * doc/c-tree.texi (Function Basics): Fix grammatical error.
15336 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
15338 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
15340 (fprofile-use): Add var flag_profile_use
15341 * coverage.c (coverage_begin_output): Do not open a gcno file for
15342 output only if -ftest-coverage is set.
15343 Do not add getpwd() to gcda file path.
15344 (build_gcov_info): Check the new flag
15345 flag_profile_datafile_relative_path.
15346 (coverage_init): Use profile_data_prefix.
15347 Read profile counter only if flag_profile_use is set.
15348 * opts.c (common_handle_option): New option fprofile-use=,
15349 fprofile-dir=, fprofile-generate=.
15350 * toplev.c (profile_data_prefix): New variable definition.
15351 * toplev.h (profile_data_prefix): New declaration.
15352 * doc/invoke.tex (Option Summary, Optimization Options):
15355 2008-03-31 James E. Wilson <wilson@tuliptree.org>
15357 * varasm.c (output_constant_pool_1): In LABEL_REF check,
15358 use tmp consistently.
15361 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
15362 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15363 UNSPEC_FR_RECIP_APPROX_RES.
15364 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
15366 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
15369 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
15371 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
15373 PR middle-end/30186
15374 * fold-const.c (fold_indirect_ref_1): Support accessing non first
15375 element of the vector via a pointer.
15377 2008-03-31 Ian Lance Taylor <iant@google.com>
15379 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
15381 2008-03-31 Jan Hubicka <jh@suse.cz>
15383 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15384 get_arg_pointer_save_area.
15385 * expr.c (init_expr): Just clear out rtl.expr.
15386 * function.c (free_after_compilation): Clear out whole RTL structure.
15387 (get_func_frame_size): Merge into ...
15388 (get_frame_size): ... this one.
15389 (assign_stack_local_1): Merge into ...
15390 (assign_stack_local): ... this one.
15391 (expand_function_end): Update call of get_arg_pointer_save_area.
15392 (get_art_pointer_save_area): Remove cfun argument.
15393 * function.h (emit_status): regno_pointer_align does not need length
15394 attribute. Move x_regno_reg_rtx to ...
15395 (regno_reg_rtx): ... new global array.
15396 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
15397 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
15398 apply_args_value, forced_labels, stack_pointer_delta):
15400 (struct varasm_status): Move here from varasm.c
15401 (struct rtl_data): New. Move here some fields from struct function.
15402 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15403 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15404 used_temp_slots avail_temp_slots, temp_slot_level,
15405 nonlocal_goto_handler_labels): Update accesstors.
15406 (rtl): New global variable.
15407 (struct function): Move some fileds to rtl_data.
15408 (get_arg_pointer_save_area): Update prototype.
15409 * emit-rtl.c (rtl): Declare.
15410 (regno_reg_rtx): Declare.
15411 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15413 (gen_reg_rtx): Update.
15414 (init_virtual_regs): Do not tate emit_status argument.
15415 (init_emit): Do not allocate emit.
15416 * varasm.c (varasm_statuc): Move to function.h.
15417 (n_deferred_constatns): Update accestor.
15418 (init_varasm_status): Do not allocate varasm_status.
15419 (force_const_mem, get_pool_size, output_constant_pool): Update.
15420 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15421 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15423 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
15425 PR rtl-optimization/35729
15426 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
15429 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
15432 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
15433 load/store if memory is unaligned.
15434 (*movti_rex64): Likewise.
15436 * config/i386/predicates.md (misaligned_operand): New.
15438 2008-03-31 Andrew Pinski <pinskia@gmail.com>
15441 * tree-ssa-phiopt.c (conditional_replacement): Return early for
15444 2008-03-31 Jan Beulich <jbeulich@novell.com>
15446 * config/ia64/constraints.md: Add 'j' constraint.
15447 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
15448 (movdi_internal): Likewise.
15450 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
15453 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
15455 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
15458 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
15459 proper error message for the third argument on blendpd and
15462 * config/i386/sse.md (blendbits): New.
15463 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
15465 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
15467 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
15469 2008-03-30 Richard Guenther <rguenther@suse.de>
15471 PR middle-end/31023
15472 * fold-const.c (fold_sign_changed_comparison): Do leave
15473 conversions to base-types alone.
15475 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15477 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
15478 the link register if one altivec register is be saved.
15480 2008-03-30 Ben Elliston <bje@au.ibm.com>
15482 * final.c (final_scan_insn): Remove if (0) code.
15484 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
15486 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
15488 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
15490 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
15491 of V4SFmode to ix86_binary_operator_ok.
15493 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
15495 * config/i386/i386.c (override_options): Initialize
15496 ix86_veclib_handler to ix86_veclibabi_svml when
15497 -mveclibabi=svml is used.
15498 (ix86_veclibabi_svml): New function for SVML ABI style
15499 vectorization support.
15500 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
15502 2008-03-28 Rafael Espindola <espindola@google.com>
15504 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
15505 (tree_binary_nonnegative_warnv_p): Make it public.
15506 (tree_single_nonnegative_warnv_p): Make it public.
15507 (tree_invalid_nonnegative_warnv_p): Make it public.
15508 (tree_unary_nonzero_warnv_p): Make it public.
15509 (tree_binary_nonzero_warnv_p): Make it public
15510 (tree_single_nonzero_warnv_p): Make it public.
15511 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
15512 (extract_range_from_binary_expr): Split the expr argument.
15513 (extract_range_from_unary_expr): Split the expr argument.
15514 (extract_range_from_comparison): Split the expr argument.
15515 (extract_range_from_expr): Use the new aux functions.
15516 (vrp_evaluate_conditional_warnv): Use
15517 vrp_evaluate_conditional_warnv_with_ops.
15518 * tree.h (tree_unary_nonzero_warnv_p): Declare.
15519 (tree_binary_nonzero_warnv_p): Declare.
15520 (tree_single_nonzero_warnv_p): Declare.
15521 (tree_expr_nonzero_warnv_p): Declare.
15522 (tree_unary_nonnegative_warnv_p): Declare.
15523 (tree_binary_nonnegative_warnv_p): Declare.
15524 (tree_single_nonnegative_warnv_p): Declare.
15525 (tree_invalid_nonnegative_warnv_p): Declare.
15527 2008-03-28 Richard Guenther <rguenther@suse.de>
15529 PR tree-optimization/30317
15530 PR tree-optimization/30911
15531 PR tree-optimization/34793
15532 * tree-vrp.c (set_and_canonicalize_value_range): New function.
15533 (struct assert_locus_d): New member EXPR.
15534 (register_new_assert_for): Add EXPR parameter to support
15535 ASSERT_EXPR <name, expr OP limit>.
15536 (register_edge_assert_for_1): Adjust callers.
15537 (find_assert_locations): Likewise.
15538 (process_assert_insertions_for): Build condition from expression.
15539 (extract_range_from_assert): Handle ASSERT_EXPRs
15540 of the form ASSERT_EXPR <name, expr OP limit>.
15541 (register_edge_assert_for_2): New helper registering
15542 asserts for comparisons. Recognize range tests of the form
15543 (unsigned)i - CST1 OP CST2.
15544 (register_edge_assert_for_1): Use it.
15545 (register_edge_assert_for): Likewise.
15546 (needs_overflow_infinity): Integer sub-types
15547 do not need overflow infinities.
15548 (vrp_val_is_max): The extreme values of integer sub-types
15549 are those of the base type.
15550 (vrp_val_is_min): Likewise.
15551 * tree.def (ASSERT_EXPR): Document extra allowed conditional
15554 2008-03-28 Nick Clifton <nickc@redhat.com>
15557 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
15558 Return GENERAL_REGS for stack adjustment reloads.
15560 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15563 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
15564 const_vector when all the vectors are constant.
15566 2008-03-27 Bob Wilson <bob.wilson@acm.org>
15568 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
15570 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
15571 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
15573 (s<code>_sf): Use new scc_sf attribute for opcode names.
15575 2008-03-27 Tom Tromey <tromey@redhat.com>
15577 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
15578 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
15579 config/spu/t-spu-elf, config/i386/t-interix,
15580 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
15581 config/i386/x-darwin, config/i386/x-mingw32,
15582 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
15583 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
15584 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
15585 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
15586 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
15587 config/rs6000/x-darwin, config/rs6000/t-rs6000,
15588 config/score/t-score-elf, config/arm/t-strongarm-pe,
15589 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
15590 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
15591 Revert automatic dependency patch.
15593 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
15596 * config/i386/i386.c (ix86_function_arg_boundary): Align
15597 decimal floating point to its natural boundary.
15599 2008-03-27 Richard Guenther <rguenther@suse.de>
15601 PR middle-end/35716
15602 * fold-const.c (fold_comparison): Restrict distinct decl
15603 comparison folding to VAR_DECLs and PARM_DECLs. Do not
15604 solely rely on operand_equal_p.
15606 2008-03-27 Richard Guenther <rguenther@suse.de>
15609 * c-common.c (handle_weak_attribute): Reject combination of
15612 2008-03-27 Richard Guenther <rguenther@suse.de>
15614 PR tree-optimization/32810
15615 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
15616 conversions from DECL_INITIAL.
15617 (fold_const_aggregate_ref): Likewise from constructor elements.
15619 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
15621 * tree-affine.h (aff_combination_expand): Declare.
15622 (get_inner_reference_aff): Likewise.
15623 * tree-affine.c (aff_combination_expand): Split out from
15624 tree_to_aff_combination_expand.
15625 (get_inner_reference_aff): New function.
15626 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
15627 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
15628 (struct lim_aux_data): sm_done field removed.
15629 (mem_ref_loc_p, mem_ref_locs_p): New types.
15630 (struct mem_ref): Added id, stored, accesses_in_loop,
15631 indep_loop, dep_loop, indep_ref, dep_ref fields.
15632 Removed is_stored, locs and next fields.
15633 (memory_accesses): New variable.
15634 (movement_possibility): Do not allow moving statements
15635 that store to memory.
15636 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
15638 (determine_max_movement): For statements with memory references,
15639 find the outermost loop in that the reference is independent.
15640 (move_computations_stmt): Mark the virtual operands for renaming.
15641 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
15642 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
15643 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
15644 add_vop_ref_mapping, create_vop_ref_mapping_loop,
15645 create_vop_ref_mapping, analyze_memory_references,
15646 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
15647 get_all_locs_in_loop, ref_always_accessed_p,
15648 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
15649 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
15650 store_motion_loop, store_motion): New functions.
15651 (struct vop_to_refs_elt): New type.
15652 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
15653 memref_hash, memref_eq, hoist_memory_references): Rewritten.
15654 (schedule_sm): Replaced by...
15655 (execute_sm): ... this.
15656 (determine_lsm_ref, hoist_memory_references,
15657 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
15658 find_more_ref_vops, free_mem_ref, free_mem_refs,
15659 determine_lsm_loop, determine_lsm): Removed.
15660 (tree_ssa_lim_finalize): Free data structures used by store motion.
15661 (tree_ssa_lim): Call analyze_memory_references. Use
15662 store_motion instead of determine_lsm.
15664 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
15666 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
15667 rename tmake_file to m68hc11/t-m68hc11.
15668 (mcore): Set inhibit_libc to true.
15669 * config.host (alpha*-dec-*vms*): Set extra_programs.
15670 (interix3*): Don't use host_xmake_file.
15671 * configure.ac: Let config.gcc override inhibit_libc.
15672 * configure: Regenerate.
15674 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
15675 * config/t-openbsd-thread: Remove commented out lines.
15677 * config/x-interix: Remove.
15679 * config/m68hc11/t-m68hc11-gas: Rename to...
15680 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
15682 * config/mcore/t-mcore: Remove T_CFLAGS.
15683 * config/mcore/t-mcore-pe: Likewise.
15685 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
15687 * configure.ac: Replace custom __GNU_SOURCE test with
15688 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
15689 * aclocal.m4: Regenerate.
15690 * configure: Regenerate.
15691 * config.in: Regenerate.
15693 2008-03-27 Richard Guenther <rguenther@suse.de>
15695 * fold-const.c (target.h): Include.
15696 (fold_comparison): Fold comparison of addresses of decls
15697 that bind locally or of constants. Consolidate address folding code.
15698 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
15699 results from fold_binary_to_constant.
15700 (compare_values_warnv): Likewise.
15702 2008-03-27 Andrew Pinski <pinskia@gmail.com>
15704 PR middle-end/35429
15705 * fold-const.c (fold_truthop): Check for integeral types when folding
15706 a == 0 && b == 0 and a != 0 || b != 0 .
15708 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
15710 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
15712 2008-03-26 Andreas Schwab <schwab@suse.de>
15714 * doc/invoke.texi: Fix use of @item vs. @itemx.
15716 2008-03-26 Tom Tromey <tromey@redhat.com>
15718 * Makefile.in (build/gensupport.o, build/print-rtl.o,
15719 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
15720 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
15721 build/gencodes.o, build/genconditions.o, build/genconfig.o,
15722 build/genconstants.o, build/genemit.o, build/genextract.o,
15723 build/genflags.o, build/genmddeps.o, build/genopinit.o,
15724 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
15727 2008-03-26 Richard Guenther <rguenther@suse.de>
15730 2008-03-26 Richard Guenther <rguenther@suse.de>
15732 * fold-const.c (target.h): Include.
15733 (fold_comparison): Fold comparison of addresses of two decls
15734 that bind locally. Consolidate address folding code.
15736 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15738 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
15739 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
15740 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
15741 dconstsqrt2, dconstthird, dconste and/or dconst10.
15742 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
15743 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
15744 dconstsqrt2, dconste): Delete.
15745 (init_emit_once): Likewise. Simplify initializing dconstm1.
15747 * real.c (get_real_const): New.
15748 * real.h (dconst3, dconst10, dconstm2, dconstthird,
15749 dconstsqrt2, dconste): Delete.
15750 (real_value_const, get_real_const): New.
15752 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
15754 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
15756 * config/i386/i386.c (ix86_function_arg_boundary): Check
15757 BIGGEST_ALIGNMENT instead of 128.
15758 (setup_incoming_varargs_64): Likewise.
15760 2008-03-26 Tom Tromey <tromey@redhat.com>
15762 * Makefile.in (DEPFILES): Add missing '/'.
15764 2008-03-26 Richard Guenther <rguenther@suse.de>
15766 * fold-const.c (target.h): Include.
15767 (fold_comparison): Fold comparison of addresses of two decls
15768 that bind locally. Consolidate address folding code.
15770 2008-03-26 Nick Clifton <nickc@redhat.com>
15773 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
15774 not allow INT+INT as a legitimate addressing mode.
15776 2008-03-26 Richard Guenther <rguenther@suse.de>
15778 * tree-flow.h (widen_bitfield): Remove declaration.
15779 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
15780 (widen_bitfield): Remove function.
15781 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
15784 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15787 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
15790 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
15792 PR rtl-optimization/35232
15793 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
15794 (forget_old_reloads_1, forget_marked_reloads): Don't clear
15795 reg_reloaded_call_part_clobbered here.
15796 (reload_regs_reach_end_p): New function.
15797 (reload_reg_rtx_for_input): New variable.
15798 (reload_reg_rtx_for_output): Likewise.
15799 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
15800 when reassigning a pseudo register. Load reloadreg from
15801 reload_reg_rtx_for_input, moving the mode and register
15803 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
15804 instead of the original when deciding whether an input reload
15805 would be a no-op or whether an output reload can be deleted.
15806 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
15807 when setting up new_spill_reg_store. Load it from
15808 reload_reg_rtx_for_output, moving the mode and register
15810 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
15811 instead of the original when deciding whether an output reload
15812 would be a no-op. Do the same when modifying insn notes.
15813 Use rtx_equal_p instead of == to compare the registers.
15814 (inherit_piecemeal_p): Take a mode and two register numbers
15816 (emit_reload_insns): Clear new_spill_reg_store for every hard
15817 register in the reload register. Remove spill registers
15818 from reg_reloaded_valid before considering whether to record
15819 inheritance information for them. Use reload_reg_rtx_for_output
15820 instead of reg_rtx when recording output reloads. Use
15821 reload_reg_rtx_for_input instead of reg_rtx when recording
15822 input reloads. Set or clear reg_reloaded_call_part_clobbered
15823 at the same time as setting reg_reloaded_valid.
15824 (delete_output_reload): Add a new_reload_reg parameter and use it
15825 instead of rld[j].reg_rtx.
15826 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
15829 2008-03-25 Tom Tromey <tromey@redhat.com>
15831 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
15832 (build/genattr.o): Likewise.
15833 (build/genattrtab.o): Likewise.
15834 (build/gencodes.o): Likewise.
15835 (build/genconfig.o): Likewise.
15836 (build/genconstants.o): Likewise.
15837 (build/genemit.o): Likewise.
15838 (build/genextract.o): Likewise.
15839 (build/genflags.o): Likewise.
15841 2008-03-25 Bob Wilson <bob.wilson@acm.org>
15843 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
15844 instead of size_int for integer types.
15845 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
15846 to match type of MINUS_EXPR.
15848 2008-03-25 Tom Tromey <tromey@redhat.com>
15850 * configure: Rebuilt.
15851 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
15854 2008-03-25 Tom Tromey <tromey@redhat.com>
15856 * config/x-solaris (host-solaris.o): Update.
15857 * config/x-linux (host-linux.o): Update.
15858 * config/x-hpux (host-hpux.o): Update.
15859 * config/x-darwin (host-darwin.o): Update.
15860 * config/v850/t-v850e (v850-c.o): Update.
15861 * config/v850/t-v850 (v850-c.o): Update.
15862 * config/t-vxworks (vxworks.o): Update.
15863 * config/t-sol2 (sol2-c.o, sol2.o): Update.
15864 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
15865 * config/spu/t-spu-elf (spu-c.o): Update.
15867 * config/sh/t-symbian (sh-c.o): Update.
15868 (symbian.o): Update.
15869 * config/sh/t-sh (sh-c.o): Update.
15870 * config/score/t-score-elf (score7.o, score3.o): Update.
15871 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
15872 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
15873 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
15874 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
15875 (rs6000.o): Remove.
15876 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
15877 * config/m32c/t-m32c (m32c-pragma.o): Update.
15878 * config/ia64/t-ia64 (ia64-c.o): Update.
15879 * config/i386/x-mingw32 (host-mingw32.o): Update.
15880 * config/i386/x-i386 (driver-i386.o): Update.
15881 * config/i386/x-darwin (host-i386-darwin.o): Update.
15882 * config/i386/x-cygwin (host-cygwin.o): Update.
15883 * config/i386/t-nwld (nwld.o): Update.
15884 * config/i386/t-netware (netware.o): Update.
15885 * config/i386/t-interix (winnt.o): Update.
15886 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
15887 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
15888 msformat-c.o): Update.
15889 * config/bfin/t-bfin-linux (generated_files): Add
15890 linux-sysroot-suffix.h.
15891 * config/arm/t-wince-pe (pe.o): Update.
15892 * config/arm/t-strongarm-pe (pe.o): Update.
15893 * config/arm/t-pe (pe.o): Update.
15894 * config/arm/t-arm (arm-c.o): Update.
15895 * doc/install.texi (Prerequisites): Require make 3.80.
15896 * Makefile.in: Remove .o targets.
15897 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
15898 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
15899 (simple_generated_h, simple_generated_c): Move earlier.
15900 (generated_files): New variable.
15901 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
15902 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
15903 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
15904 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
15905 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
15906 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
15907 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
15908 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
15909 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
15910 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
15911 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
15912 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
15914 (COMPILE.base, COMPILE): New variables.
15915 (%.o): New pattern rule.
15916 (ALL_HOST_OBJS): New variable.
15917 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
15918 (dummy-checksum.o, cc1-checksum.o): Remove.
15919 (DRIVER_SHLIB): New variable.
15920 (DRIVER_DEFINES): Use it.
15921 (gencondmd.c): Move out of build/.
15922 (s-conditions): Update.
15923 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
15924 (ALL_BUILD_OBJS): Likewise.
15925 (build/%.o): Use BUILDCOMPILE.
15926 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
15927 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
15928 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
15929 build/gencheck.o, build/gencodes.o, build/genconditions.o,
15930 build/genconfig.o, build/genconstants.o, build/genemit.o,
15931 build/genextract.o, build/genflags.o, build/genmddeps.o,
15932 build/genopinit.o, build/genoutput.o, build/genpeep.o,
15933 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
15934 build/gen-protos.o, build/scan.o, build/fix-header.o,
15935 build/scan-decls.o): Simplify.
15936 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
15937 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
15938 prefix.o, toplev.o): Reduce to variable setting.
15939 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
15940 ($(out_object_file), gcc-options.o): New targets.
15941 ($(ALL_HOST_OBJS)): New target. Include dependency files.
15942 * configure: Rebuilt.
15943 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
15944 * doc/sourcebuild.texi (Front End Directory): Document new variable.
15946 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
15948 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
15949 complain when we hit an error, return ERROR_MARK_NODE.
15951 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
15953 * config/sh/constraints.md (Pso, Psz): New constraints.
15954 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
15955 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
15957 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
15959 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
15960 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
15962 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
15964 * config/sh/sh.md (prefetch): Add condition for SH2A target.
15965 (prefetch_sh2a): New.
15967 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
15968 Naveen.H.S <naveen.hs@kpitcummins.com>
15970 * config/sh/constraints.md (I28): New constraint.
15971 * config/sh/sh.c (broken_move): Add support for movi20s.
15972 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
15974 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
15975 Jayant Sonar <Jayant.sonar@kpitcummins.com>
15976 Naveen.H.S <naveen.hs@kpitcummins.com>
15978 * config/sh/sh.c (SH_ATTRIBUTES): Define.
15979 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
15980 (print_operand): Handle resbank in %@ operand code.
15981 (sh_encode_section_info): New.
15982 (push_regs): Add conditions for resbank.
15983 (sh_expand_epilogue): Likewise.
15984 (sh_insert_attributes): Likewise.
15985 (sh_attribute_table): Likewise.
15986 (sh_handle_resbank_handler_attribute): New.
15987 (sh2a_handle_function_vector_handler_attribute): New.
15988 (sh2a_is_function_vector_call): New.
15989 (sh2a_get_function_vector_number): New.
15990 (sh2a_function_vector_p): New.
15991 (sh_cfun_resbank_handler_p): New.
15992 * config/sh/sh.md (calli): Emit jsr/n if possible.
15993 (calli_tbr_rel): New.
15994 (calli_pcrel): Emit jsr/n if possible.
15995 (return_i): Emit rts/n if possible.
15996 (call_valuei_tbr_rel): New.
15997 (call_valuei_pcrel): Add condition for SH2A target.
15998 (call_value): Likewise.
15999 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
16000 (sh2a_get_function_vector_number): Likewise.
16001 (sh2a_is_function_vector_call): Likewise.
16002 * doc/extend.texi: Document TBR relative addressing of SH2A.
16003 (resbank): Add description for SH2A.
16005 2008-03-24 Richard Guenther <rguenther@suse.de>
16008 * gimplify.c (gimplify_modify_expr): For frontend type-correct
16009 pointer assignments change conversions according to middle-end rules.
16010 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
16011 * configure.ac: Include type checking in yes.
16012 * configure: Regenerate.
16014 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16016 * diagnostic.c (diagnostic_count_diagnostic): Delete.
16017 (diagnostic_report_diagnostic): Update. Handle ICEs here.
16019 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
16021 * gthr-vxworks.h (UNUSED): Define.
16023 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
16025 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
16027 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
16029 * doc/extend.texi (Function Attributes): Add missing comma in the
16030 example of the "alloc_size" attribute.
16032 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
16035 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
16037 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16040 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
16043 * stor-layout.c (update_alignment_for_field): Set minimum alignment
16044 of the underlying type of a MS bitfield layout to the natural
16045 alignment of the type.
16047 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
16049 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
16050 to their natural alignment to avoid store forwarding stalls.
16052 2008-03-22 Richard Guenther <rguenther@suse.de>
16054 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
16055 For PHI nodes verify the address is invariant.
16056 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
16057 (get_symbol_constant_value): Use is_gimple_min_invariant.
16058 (maybe_fold_stmt_indirect): Likewise.
16060 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
16062 PR rtl-optimization/33927
16063 * Makefile.in (dse.o): Depend on $(TM_P_H).
16064 * expr.h (extract_low_bits): Declare.
16065 * expmed.c (extract_low_bits): New function.
16066 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
16067 * dse.c: Include tm_p.h.
16068 (find_shift_sequence): Remove the read_reg argument and return the
16069 read value. Emit the instructions instead of returning them.
16070 Iterate on new_mode rather than calculating it each time.
16071 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
16072 source to NEW_MODE and extract_low_bits to convert the shifted
16073 value to READ_MODE.
16074 (replace_read): Allow the load and store to have different mode
16075 classes. Use extract_low_bits when SHIFT == 0. Create the shift
16076 or extraction instructions before trying the replacement. Update
16077 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
16079 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
16081 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
16082 to their natural alignment to avoid store forwarding stalls.
16084 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16087 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
16088 encouraging but not allowing gprs for input;
16089 change the input constraint to !f#r.
16090 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
16092 change the output constraint to !f#r.
16094 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
16097 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
16098 corresponding post-reload splitters.
16099 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
16100 when x87 FP math is selected.
16101 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
16102 New function prototype.
16103 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
16104 unreachable function to ease macroization of insn patterns.
16106 2008-03-21 Martin Jambor <mjambor@suse.cz>
16108 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
16109 reference dumps if ddr is NULL or dependence is unknown.
16111 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
16113 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
16114 unsigned extension into account.
16115 (ATOMIC_COMPARE_AND_SWAP): Likewise.
16116 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
16117 Do computations on a scratch register.
16119 2008-03-21 Richard Guenther <rguenther@suse.de>
16121 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
16122 Use is_gimple_min_invariant instead of TREE_INVARIANT.
16123 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
16124 * tree-ssa-dom.c (record_equality): Likewise.
16125 * tree-inline.c (copy_body_r): Likewise.
16126 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
16129 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
16131 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
16132 as 'delete_unused' argument.
16134 2008-03-20 Richard Guenther <rguenther@suse.de>
16136 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16137 special casing of constant qualifiers.
16138 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
16139 care about them in general.
16140 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
16141 regardless of their type.
16142 (fold_stmt_r): Forcefully fold *& if we end up with that.
16144 2008-03-20 Paul Brook <paul@codesourcery.com>
16146 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
16147 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
16149 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
16151 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
16152 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
16154 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
16156 * common.opt (Wmudflap): New option.
16157 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
16158 (mx_register_decls): Likewise.
16159 (mudflap_finish_file): Likewise.
16160 * doc/invoke.texi: Document -Wno-mudflap.
16162 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
16164 * c-format.c (replace_format_name_to_system_name): New.
16165 (cmp_attribs): New.
16166 (convert_format_name_to_system_name): New.
16167 (decode_format_attr): Add use of convert_format_name_to_system_name.
16168 (format_types_orig): Add gnu_ prefix to names.
16169 (check_format_info_main): Special treating of \0 escaped names for
16170 supporting multi-character format specifiers as I32, I64.
16171 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
16172 (gnu_target_overrides_format_attributes): New.
16173 * c-format.h: Add structure target_ovr_attr to hold
16174 system specific formatter names.
16175 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
16176 msformat-c.o file to c_target_objs and cxx_target_objs.
16177 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
16178 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
16179 (TARGET_N_FORMAT_TYPES): New.
16180 * config/i386/msformat-c.c: New.
16181 * config/i386/t-cygming: Add build rule for msformat-c.o.
16182 * doc/extend.texi: Add new format names gnu_* and ms_* and
16184 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
16186 2008-03-20 Ira Rosen <irar@il.ibm.com>
16188 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
16189 optimizations turned on under -O3.
16190 (ftree-vectorize): Add that the flag is turned on with -O3.
16192 2008-03-20 Ben Elliston <bje@au.ibm.com>
16194 * regmove.c (try_auto_increment): Fix spelling error in comment.
16195 * final.c (final_scan_insn): Likewise.
16197 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
16200 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
16201 allocator preferences for "y" and "r" class registers.
16202 ("*mov<mode>_internal"): Ditto.
16203 ("*movv2sf_internal_rex64"): Ditto.
16204 ("*movv2sf_internal"): Ditto.
16206 2008-03-19 Michael Matz <matz@suse.de>
16208 PR middle-end/35616
16209 * calls.c (expand_call): Check overlap of arguments with call
16210 address for sibcalls.
16212 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
16215 * stor-layout.c (update_alignment_for_field): Set minimum alignment
16216 of the underlying type of a MS bitfield layout to the natural
16217 alignment of the type.
16219 2008-03-19 Jan Hubicka <jh@suse.cz>
16222 * toplev.c (decode_d_option): Handle all CPP flags.
16223 * tree-vrp.c: Update tree_pass descriptors.
16224 * regrename.c: Update tree_pass descriptors.
16225 * fwprop.c: Update tree_pass descriptors.
16226 * doc/invoke.texi: Remove documentation of dropped -d? flags.
16227 * tree-into-ssa.c: Update tree_pass descriptors.
16228 * tree-dump.c: Update tree_pass descriptors.
16229 * tree-complex.c: Update tree_pass descriptors.
16230 * tree-dump.h: Update tree_pass descriptors.
16231 * see.c: Update tree_pass descriptors.
16232 * cgraphbuild.c: Update tree_pass descriptors.
16233 * tracer.c: Update tree_pass descriptors.
16234 * tree-loop-distribution.c: Update tree_pass descriptors.
16235 * cgraph.c: Update tree_pass descriptors.
16236 * postreload-gcse.c: Update tree_pass descriptors.
16237 * postreload.c: Update tree_pass descriptors.
16238 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
16239 * tree-tailcall.c: Update tree_pass descriptors.
16240 * tree-pass.h (tree_opt_pass): Rename to ...
16241 (opt_pass) ... this one; add "type" field and remove letter field.
16242 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
16243 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
16244 all_lowering_passes): Update declaration.
16245 * ipa-cp.c: Update tree_pass descriptors.
16246 * final.c: Update tree_pass descriptors.
16247 * omp-low.c: Update tree_pass descriptors.
16248 * tree-ssa-dse.c: Update tree_pass descriptors.
16249 * ipa-reference.c: Update tree_pass descriptors.
16250 * tree-ssa-uncprop.c: Update tree_pass descriptors.
16251 * auto-inc-dec.c: Update tree_pass descriptors.
16252 * reorg.c: Update tree_pass descriptors.
16253 * cgraphunit.c: Update tree_pass descriptors.
16254 * tree-ssa-copyrename.c: Update tree_pass descriptors.
16255 * tree-ssa-ccp.c: Update tree_pass descriptors.
16256 * df-core.c: Update tree_pass descriptors.
16257 * mode-switching.c: Update tree_pass descriptors.
16258 * tree-nomudflap.c: Update tree_pass descriptors.
16259 * modulo-sched.c: Update tree_pass descriptors.
16260 * ipa-pure-const.c: Update tree_pass descriptors.
16261 * cse.c: Update tree_pass descriptors.
16262 * web.c: Update tree_pass descriptors.
16263 * tree-stdarg.c: Update tree_pass descriptors.
16264 * tree-ssa-math-opts.c: Update tree_pass descriptors.
16265 * tree-ssa-dom.c: Update tree_pass descriptors.
16266 * tree-nrv.c: Update tree_pass descriptors.
16267 * tree-ssa-alias.c: Update tree_pass descriptors.
16268 * loop-init.c: Update tree_pass descriptors.
16269 * gimple-low.c: Update tree_pass descriptors.
16270 * ipa-inline.c: Update tree_pass descriptors.
16271 * tree-ssa-sink.c: Update tree_pass descriptors.
16272 * global.c: Update tree_pass descriptors.
16273 * ifcvt.c: Update tree_pass descriptors.
16274 * jump.c: Update tree_pass descriptors.
16275 * predict.c: Update tree_pass descriptors.
16276 * tree-ssa-loop.c: Update tree_pass descriptors.
16277 * recog.c: Update tree_pass descriptors.
16278 * dse.c: Update tree_pass descriptors.
16279 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
16280 * tree-eh.c: Update tree_pass descriptors.
16281 * regmove.c: Update tree_pass descriptors.
16283 * function.c: Update tree_pass descriptors.
16284 * tree-vectorizer.c: Update tree_pass descriptors.
16285 * gcse.c: Update tree_pass descriptors.
16286 * ipa-type-escape.c: Update tree_pass descriptors.
16287 * tree-if-conv.c: Update tree_pass descriptors.
16288 * init-regs.c: Update tree_pass descriptors.
16289 * ipa.c: Update tree_pass descriptors.
16290 * tree-ssa-phiopt.c: Update tree_pass descriptors.
16291 * rtl-factoring.c: Update tree_pass descriptors.
16292 * lower-subreg.c: Update tree_pass descriptors.
16293 * bt-load.c: Update tree_pass descriptors.
16294 * tree-dfa.c: Update tree_pass descriptors.
16295 * except.c: Update tree_pass descriptors.
16296 * emit-rtl.c: Update tree_pass descriptors.
16297 * cfgexpand.c: Update tree_pass descriptors.
16298 * tree-cfgcleanup.c: Update tree_pass descriptors.
16299 * cfgcleanup.c: Update tree_pass descriptors.
16300 * tree-ssa-pre.c: Update tree_pass descriptors.
16301 * tree-sra.c: Update tree_pass descriptors.
16302 * tree-mudflap.c: Update tree_pass descriptors.
16303 * tree-ssa-copy.c: Update tree_pass descriptors.
16304 * cfglayout.c: Update tree_pass descriptors.
16305 * tree-ssa-forwprop.c: Update tree_pass descriptors.
16306 * tree-ssa-dce.c: Update tree_pass descriptors.
16307 * tree-ssa.c: Update tree_pass descriptors.
16308 * regclass.c: Update tree_pass descriptors.
16309 * integrate.c: Update tree_pass descriptors.
16310 * tree-optimize.c: Update tree_pass descriptors.
16311 * tree-ssa-phiprop.c: Update tree_pass descriptors.
16312 * tree-object-size.c: Update tree_pass descriptors.
16313 * combine.c: Update tree_pass descriptors.
16314 * tree-outof-ssa.c: Update tree_pass descriptors.
16315 * bb-reorder.c: Update tree_pass descriptors.
16316 * stack-ptr-mod.c: Update tree_pass descriptors.
16317 * var-tracking.c: Update tree_pass descriptors.
16318 * tree-profile.c: Update tree_pass descriptors.
16319 * tree-vect-generic.c: Update tree_pass descriptors.
16320 * reg-stack.c: Update tree_pass descriptors.
16321 * sched-rgn.c: Update tree_pass descriptors.
16322 * tree-ssa-structalias.c: Update tree_pass descriptors.
16323 * tree-cfg.c: Update tree_pass descriptors.
16324 * passes.c (current_pass): Update declaration.
16325 (finish_optimization_passes): Update.
16326 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
16327 (register_one_dump_file, register_dump_files_1, next_pass_1):
16329 (init_optimization_passes): Update handling of new types.
16330 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
16331 * ipa-struct-reorg.c: Update tree_pass descriptors.
16332 * tree-ssa-reassoc.c: Update tree_pass descriptors.
16333 * combine-stack-adj.c: Update tree_pass descriptors.
16334 * cfgrtl.c: Update tree_pass descriptors.
16335 * dce.c: Update tree_pass descriptors.
16336 * tree-ssanames.c: Update tree_pass descriptors.
16338 2008-03-19 Richard Guenther <rguenther@suse.de>
16340 PR middle-end/35609
16341 * tree-ssa.c (walk_data): New structure.
16342 (warn_uninitialized_var): If not always_executed warn with "maybe"
16344 (execute_early_warn_uninitialized): Compute post-dominators.
16345 Initialize always_executed before processing each basic block.
16347 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
16350 * config/i386/i386.c (x86_this_parameter): Calculate correct location
16351 of "this" pointer when "regparm = N" or "fastcall" is in effect.
16353 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16355 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
16357 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
16359 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
16361 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
16362 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
16363 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
16364 target after ignore has been set, and move there also the commputation
16365 of subtarget and original_target.
16366 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
16367 (LANG_HOOKS_INITIALIZER): Remove it.
16368 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
16370 2008-03-18 Richard Guenther <rguenther@suse.de>
16372 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
16373 found an expression with constants, note that in the VN for the lhs.
16374 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
16375 fold them to constants if possible. Run cleanup_cfg if done so.
16376 (execute_pre): Return todo.
16377 (do_pre): Likewise.
16378 (execute_fre): Likewise.
16379 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
16381 (get_prop_source_stmt): Look through pointer conversions.
16383 2008-03-18 Jan Hubicka <jh@suse.cz>
16385 * tree-pretty-print.c: Include predict.h.
16386 (dump_generic_node): Dump predictor.
16387 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
16388 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
16389 * gimple-low.c (lower_stmt): Likewise.
16390 * expr.c (expand_expr_real): Likewise.
16391 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
16393 (build_predict_expr, build_predict_expr): New.
16394 * predict.h (predictor_name, build_predict_expr): Update.
16395 * c-typeck.c (c_finish_bc_stmt): Add prediction.
16396 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
16397 * predict.def (PRED_CONTINUE): Update hitrate.
16398 * tree.def (PREDICT_EXPR): Define.
16399 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
16400 do not handle BIND_EXPR.
16401 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
16402 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
16403 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
16406 2008-03-18 Michael Matz <matz@suse.de>
16408 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
16410 2008-03-18 Richard Guenther <rguenther@suse.de>
16412 * tree-gimple.h (is_gimple_invariant_address): Declare.
16413 (is_gimple_constant): Likewise.
16414 * tree-gimple.c (is_gimple_constant): New function.
16415 (is_gimple_invariant_address): Likewise.
16416 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
16417 and is_gimple_invariant_address.
16418 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
16420 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
16421 an addressable base.
16423 2008-03-18 Jakub Jelinek <jakub@redhat.com>
16425 PR middle-end/35611
16426 * gimplify.c (gimplify_expr): Gimplify second operand of
16429 2008-03-17 Richard Guenther <rguenther@suse.de>
16431 PR tree-optimization/19637
16432 * fold-const.c (fold_unary): Remove restrictions of removing
16433 intermediate pointer-conversions (P2)(P1)P0.
16434 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
16435 conversion to void pointer.
16436 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
16438 2008-03-16 James E. Wilson <wilson@tuliptree.org>
16441 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
16442 emulated thread local variables.
16444 2008-03-16 Richard Guenther <rguenther@suse.de>
16446 PR middle-end/35607
16447 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
16448 expand TREE_INVARIANT operations that are not gimple invariant.
16450 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
16452 * doc/extend.texi (Alignment): Say that the ABI controls
16453 the __alignof__ for non-strict-alignment targets rather
16454 than being a recommendation.
16456 2008-03-15 Paul Brook <paul@codesourcery.com>
16458 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
16460 (arm_output_fn_unwind): Mark functions that can not be unwound.
16462 2008-03-15 Paul Brook <paul@codesourcery.com>
16464 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
16465 extension instructions.
16467 2008-03-15 Richard Guenther <rguenther@suse.de>
16469 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
16470 and fold constant aggregate refs.
16471 (fold_const_aggregate_ref): Handle string constants
16472 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
16473 (evaluate_stmt): Simplify now that ccp_fold folds constant
16476 2008-03-15 Paul Brook <paul@codesourcery.com>
16478 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
16479 (extzv): Use gen_extzv_t2.
16480 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
16482 2008-03-15 Richard Guenther <rguenther@suse.de>
16484 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
16485 (fold_const_aggregate_ref): Likewise.
16486 (get_value): Return NULL if we don't have any values.
16487 (ccp_finalize): Set const_val to NULL after freeing it.
16488 * tree-flow.h (get_symbol_constant_value): Declare.
16489 (fold_const_aggregate_ref): Likewise.
16490 * tree-ssa-sccvn.c (try_to_simplify): Use them.
16492 2008-03-15 Richard Guenther <rguenther@suse.de>
16494 PR middle-end/35593
16495 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
16496 to not produce negative array indices if not allowed. Add
16497 parameter to indicate that.
16498 (maybe_fold_offset_to_component_ref): Allow negative array
16499 indices only for the first member of a structure.
16500 (maybe_fold_offset_to_reference): Allow negative array indices.
16501 (maybe_fold_stmt_addition): Likewise.
16503 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
16504 Anatoly Sokolov <aesok@post.ru>
16506 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
16507 (avr_arch): Add ARCH_AVR6.
16508 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
16509 (initial_elimination_offset): Initialize and use 'avr_pc_size'
16510 instead of fixed value 2.
16511 (print_operand_address): Use gs() asm specifier instead of pm().
16512 (avr_assemble_integer): (Ditto.).
16513 (avr_output_addr_vec_elt): (Ditto.).
16514 (print_operand): Handle "!" code.
16515 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
16516 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
16517 (AVR_HAVE_EIJMP_EICALL): Define.
16518 (AVR_3_BYTE_PC): Redefine.
16519 (AVR_2_BYTE_PC): (Ditto.).
16520 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
16521 (LINK_SPEC): Add atmega2560 and atmega2561.
16522 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
16524 * config/avr/avr.md (call_insn): Use eicall instead of icall
16525 for 3 byte PC devices.
16526 (call_value_insn): (Ditto.).
16527 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
16528 (indirect_jump): Use only for for 2 byte PC devices.
16529 (*tablejump): (Ditto.).
16530 (*indirect_jump_avr6): Add insn.
16531 (*tablejump_rjmp): Don't use for 3 byte PC devices.
16532 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
16533 instead of ijmp for 3 byte PC devices.
16534 (__tablejump2__): (Ditto.).
16535 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
16536 (MULITLIB_DIRNAMES): (Ditto.).
16537 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
16539 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
16541 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
16542 "sse2_umulsidi3". Use V1DI mode for operand 0.
16543 ("mmx_psadbw"): Use V1DI mode for operand 0.
16544 * config/i386/i386-modes.def (V1SI): New vector mode.
16545 * config/i386/i386.c (struct builtin_description)
16546 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
16547 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
16548 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
16549 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
16550 v1di_ftype_v8qi_v8qi type.
16551 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
16553 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
16554 __builtin_ia32_pmuludq]: Fix the mode of return value.
16556 2008-03-15 Richard Guenther <rguenther@suse.de>
16558 PR middle-end/35595
16559 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
16562 2008-03-14 Bob Wilson <bob.wilson@acm.org>
16564 * doc/invoke.texi (Option Summary, Xtensa Options): Document
16565 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
16566 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
16567 unless TARGET_SERIALIZE_VOLATILE is enabled.
16568 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
16569 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
16570 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
16572 2008-03-14 Richard Guenther <rguenther@suse.de>
16574 PR tree-optimization/34172
16575 * tree-flow.h (refs_may_alias_p): Declare.
16576 (get_single_def_stmt): Likewise.
16577 (get_single_def_stmt_from_phi): Likewise.
16578 (get_single_def_stmt_with_phi): Likewise.
16579 * tree-dfa.c (refs_may_alias_p): New function.
16580 (get_single_def_stmt): Likewise.
16581 (get_single_def_stmt_from_phi): Likewise.
16582 (get_single_def_stmt_with_phi): Likewise.
16583 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
16584 (vn_reference_lookup_1): New helper function.
16585 (vn_reference_lookup): Walk the virtual use-def chain to
16586 continue searching for a match if the def does not alias the
16587 reference we are looking for.
16589 2008-03-14 David Edelsohn <edelsohn@gnu.org>
16591 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
16592 archive and Perzl. Update The Written Word listing.
16594 2008-03-14 Richard Guenther <rguenther@suse.de>
16596 PR tree-optimization/34043
16597 PR tree-optimization/33989
16598 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
16600 (bitmap_find_leader): Use extra argument to verify dominance
16601 relationship inside a basic-block.
16602 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
16603 (find_leader_in_sets): Adjust.
16604 (create_component_ref_by_pieces): Take extra argument for
16605 dominance check, handle lookup failures.
16606 (find_or_generate_expression): Likewise.
16607 (create_expression_by_pieces): Likewise.
16608 (insert_into_preds_of_block): Adjust.
16609 (create_value_expr_from): If asked for, verify all operands
16610 are in the blocks AVAIL_OUT set.
16611 (make_values_for_stmt): Check for SSA_NAMEs that are life
16612 over an abnormal edge.
16613 (compute_avail): Remove such check.
16614 (do_SCCVN_insertion): New function.
16615 (eliminate): If we do not find a leader suitable for replacement
16616 insert a replacement expression from SCCVN if available.
16617 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
16618 (struct vn_ssa_aux): Add needs_insertion flag.
16619 * tree-ssa-sccvn.c (may_insert): New global flag.
16620 (copy_reference_ops_from_ref): Value-number union member access
16621 based on its size, not type and member if insertion is allowed.
16622 (visit_reference_op_load): For a weak match from union type
16623 punning lookup a view-converted value and insert a SSA_NAME
16624 for that value if that is not found.
16625 (visit_use): Make dumps shorter. Do not disallow value numbering
16626 SSA_NAMEs that are life over an abnormal edge to constants.
16627 (free_scc_vn): Release inserted SSA_NAMEs.
16628 (run_scc_vn): New flag to specify whether insertion is allowed.
16629 Process SSA_NAMEs in forward order.
16630 * tree-ssa-loop-im.c (for_each_index): Handle invariant
16631 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
16632 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
16633 pointer type to/from integral types that do not change the
16634 precision to regular conversions.
16636 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
16638 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
16639 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
16640 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
16641 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
16642 input arguments and the mode of return value. Built-in functions
16643 that operate on whole 64-bit MMX register now use V1DI mode.
16645 2008-03-13 Alon Dayan <alond@il.ibm.com>
16646 Olga Golovanevsky <olga@il.ibm.com>
16648 PR tree-optimization/35041
16649 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
16650 to locate the right position in a statement.
16652 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
16656 * config/i386/xmmintrin.h: Change all static inline functions to
16657 extern inline and add __gnu_inline__ attribute.
16658 * config/i386/bmintrin.h: Ditto.
16659 * config/i386/smmintrin.h: Ditto.
16660 * config/i386/tmmintrin.h: Ditto.
16661 * config/i386/mmintrin-common.h: Ditto.
16662 * config/i386/ammintrin.h: Ditto.
16663 * config/i386/emmintrin.h: Ditto.
16664 * config/i386/pmmintrin.h: Ditto.
16665 * config/i386/mmintrin.h: Ditto.
16666 * config/i386/mm3dnow.h: Ditto.
16668 2008-03-13 Jakub Jelinek <jakub@redhat.com>
16670 PR middle-end/35185
16671 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
16672 (lower_omp_2): New function.
16673 (lower_omp_1, lower_omp): Rewritten.
16675 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
16678 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
16679 with the phrase "Microsoft Windows compilers".
16680 (Push/Pop Macro Pragmas): New subsection. Document
16681 #pragma push_macro and pragma pop_macro.
16683 2008-03-12 Paul Brook <paul@codesourcery.com>
16685 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
16687 2008-03-12 Paul Brook <paul@codesourcery.com>
16689 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
16690 (thumb2_alusi3_short): Exclude PLUS and MINUS.
16691 (thumb2_addsi_shortim): Rename ...
16692 (thumb2_addsi_short): ... to this. Allow register operands.
16693 (thumb2_subsi_short): New pattern.
16694 (thumb2_one_cmplsi2_short,
16695 thumb2_negsi2_short): New patterns and peepholes.
16697 2008-03-12 Paul Brook <paul@codesourcery.com>
16699 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
16701 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
16703 * config/i386/i386.md (int_cond): New code iterator.
16705 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
16706 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
16707 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
16708 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
16709 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
16710 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
16711 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
16712 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
16714 2008-03-12 Paul Brook <paul@codesourcery.com>
16716 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
16717 instead of {arm,thumb}_compute_save_reg_mask.
16718 (output_return_instruction): Ditto.
16719 (thumb_unexpanded_epilogue): Ditto.
16720 (thumb1_expand_prologue): Ditto.
16721 (thumb1_output_function_prologue): Ditto.
16722 (arm_set_return_address): Ditto.
16723 (thumb_set_return_address): Ditto.
16724 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
16725 regs to achieve stack alignment.
16726 (thumb1_compute_save_reg_mask): Fix compiler warning.
16727 (arm_output_epilogue): Use offsets->saved_regs_mask.
16728 Adjust stack pointer by poping call clobered registers.
16729 (arm_expand_prologue): Use offsets->saved_regs_mask.
16730 Adjust stack pointer by pushing extra registers.
16731 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
16733 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
16736 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
16737 conversion to the operands of a multiplication.
16739 2008-03-12 Richard Guenther <rguenther@suse.de>
16741 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
16742 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
16743 * timevar.def (TV_TREE_PHIPROP): Add.
16744 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
16745 pass description. Use TV_TREE_PHIPROP.
16746 * tree-ssa-forwprop.c: Remove phiprop code.
16748 2008-03-12 Jakub Jelinek <jakub@redhat.com>
16750 PR middle-end/35549
16751 * omp-low.c (maybe_lookup_decl): Constify first argument.
16752 (use_pointer_for_field): Change last argument from bool to
16753 omp_context *. Disallow shared copy-in/out in nested
16754 parallel if decl is shared in outer parallel too.
16755 (build_outer_var_ref, scan_sharing_clauses,
16756 lower_rec_input_clauses, lower_copyprivate_clauses,
16757 lower_send_clauses, lower_send_shared_vars): Adjust callers.
16759 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
16760 Ira Rosen <irar@il.ibm.com>
16762 * tree-vectorizer.c (free_stmt_vec_info): New function.
16763 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
16764 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
16765 * tree-vectorizer.h (free_stmt_vec_info): Declare.
16766 * tree-vect-transform.c (vectorizable_conversion): Free
16767 vec_oprnds0 if it was allocated.
16768 (vect_permute_store_chain): Remove unused VECs.
16769 (vectorizable_store): Free VECs that are allocated in the..
16771 (vect_transform_strided_load, vectorizable_load): Likewise.
16772 (vect_remove_stores): Simplify the code.
16773 (vect_transform_loop): Move code to vect_remove_stores().
16774 Call vect_remove_stores() and free_stmt_vec_info().
16776 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16778 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
16779 TARGET_HPUX. Revise comment.
16780 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
16781 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
16782 Use sr4 variant of `be' instruction when not generating PIC code.
16783 (attr_length_call): Adjust for above change.
16785 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
16787 * ipa-reference.c (static_execute): Remove module_statics_const and
16788 associated setting code.
16790 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
16793 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
16794 predicate for operand 1.
16795 (paritysi2_cmp): Use register_operand predicate for operand 2.
16796 Use earlyclobber modifier for operand 1. Remove support for
16798 (paritydi2_cmp): Use register_operand predicate for operand 3.
16799 Use earlyclobber modifier for operand 1. Remove support for
16802 2008-03-11 Paul Brook <paul@codesourcery.com>
16803 Vladimir Prus <vladimir@codesourcery.com>
16805 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
16806 (arm_compute_save_reg0_reg12_mask): Always
16807 check if register 11 must be saved. Always safe hard frame pointer
16808 when frame_pointer_needeed.
16809 (arm_compute_save_reg_mask): Save IP and PC
16810 only with apcs frames.
16811 (arm_output_epilogue): Adjust Thumb2 codepath to
16812 be also invoked and work for ARM non-apcs frames.
16813 (arm_expand_prologue): Don't bother saving IP
16814 for non-apcs frame, since it's not clobbered by
16815 prologue code. Implement non-apcs frame
16818 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
16820 PR rtl-optimization/35281
16821 * expr.c (convert_move): Use a new pseudo for the intermediate
16822 from_mode->word_mode result.
16824 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
16826 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
16827 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
16828 * toplev.c (compile_file): Don't call it.
16830 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
16832 PR middle-end/35526
16833 * expr.c (store_expr): Call emit_block_move if the mode
16834 of "temp" RTX is BLKmode.
16836 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
16837 Richard Guenther <rguenther@suse.de>
16839 PR tree-optimization/31358
16840 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
16841 the step with a NULL_TREE.
16842 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
16843 to sizetype if type is a pointer type.
16844 (add_candidate_1): Don't convert the base and step to
16845 the generic type if the orginal type is a pointer type.
16846 (add_iv_value_candidates): Use sizetype for the step
16847 if type is a pointer type.
16848 (cand_value_at): Likewise.
16849 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
16851 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
16852 Don't convert the tem affine to the type.
16853 (add_elt_to_tree): Use sizetype for the step if a pointer.
16854 Use POINTER_PLUS_EXPR for pointers.
16855 (aff_combination_to_tree): Use sizetype for the step if a
16858 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
16860 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
16861 Remove commutativity hint.
16863 2008-03-10 Jakub Jelinek <jakub@redhat.com>
16867 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
16868 errorneous type. Check that v is a VAR_DECL.
16870 PR middle-end/35099
16871 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
16873 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
16875 PR tree-optimization/35494
16876 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
16877 may be overriden at link and run time.
16879 2008-03-10 Richard Guenther <rguenther@suse.de>
16881 PR tree-optimization/34677
16882 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
16883 (poolify_tree): Likewise.
16884 (modify_expr_template): Likewise.
16885 (poolify_modify_stmt): Likewise.
16886 (insert_fake_stores): Handle all component-ref style stores
16887 in addition to INDIRECT_REF. Also handle complex types.
16888 Do not poolify the inserted load.
16889 (realify_fake_stores): Do not rebuild the tree but only
16890 make it a SSA_NAME copy.
16891 (init_pre): Remove initialzation of modify_expr_template.
16892 Do not allocate modify_expr_node_pool.
16893 (fini_pre): Do not free modify_expr_node_pool.
16895 2008-03-10 Paul Brook <paul@codesourcery.com>
16897 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
16898 to avoid conflicts.
16900 2008-03-10 Paul Brook <paul@codesourcery.com>
16901 Mark Shinwell <shinwell@codesourcery.com>
16903 * config/arm/cortex-r4.md: New.
16904 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
16906 * config/arm/arm.md: Include cortex-r4.md.
16907 (insn): Add smmls, sdiv and udiv values.
16908 (generic_sched): Don't use generic scheduling for Cortex-R4.
16909 (arm_issue_rate): New function.
16910 (TARGET_SCHED_ISSUE_RATE): Define.
16912 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
16914 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
16916 2008-03-10 Richard Guenther <rguenther@suse.de>
16918 * tree-ssa-pre.c (get_sccvn_value): Simplify.
16919 (compute_avail): Do not add stmt uses to AVAIL_OUT.
16921 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
16923 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
16924 Set default to true.
16926 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16928 * c.opt (Wsynth): Deprecate.
16929 * doc/invoke.texi (Option Summary, Warning Options): Document
16930 -Wno-format-contains-nul.
16932 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
16935 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
16936 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
16938 2008-03-09 Ira Rosen <irar@il.ibm.com>
16940 * config/rs6000/rs6000.c (builtin_description): Rename vector
16941 left shift operations.
16942 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
16943 (altivec_vsl<VI_char>): Rename to ...
16944 (ashl<mode>3): ... new name.
16945 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
16947 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
16949 2008-03-08 Richard Guenther <rguenther@suse.de>
16951 * coverage.h (tree_coverage_counter_addr): Declare.
16952 * coverage.c (tree_coverage_counter_addr): New function.
16953 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
16954 before using again.
16955 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
16956 (tree_gen_one_value_profiler): Likewise.
16957 (tree_gen_ic_profiler): Likewise.
16958 (tree_gen_average_profiler): Likewise.
16959 (tree_gen_ior_profiler): Likewise.
16961 2008-03-08 Richard Guenther <rguenther@suse.de>
16963 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
16964 (vn_binary_op_insert): Likewise.
16965 (vn_unary_op_lookup): Likewise.
16966 (vn_unary_op_insert): Likewise.
16967 (vn_nary_op_lookup): Declare.
16968 (vn_nary_op_insert): Likewise.
16969 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
16970 and binary hashes, use a single obstack for unary_op_pool
16971 and binary_op_pool.
16972 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
16973 a single struct vn_nary_op_s. Store tree code length and
16974 a variable number of operands.
16975 (struct vn_reference_op_struct): Remove unused op2.
16976 (vn_reference_op_eq): Do not compare op2.
16977 (vn_reference_op_compute_hash): Do not compute hash of op2.
16978 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
16979 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
16980 with vn_nary_op_compute_hash.
16981 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
16982 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
16984 (vn_unary_op_insert, vn_binary_op_insert): Replace with
16986 (visit_unary_op): Call nary functions.
16987 (visit_binary_op): Likewise.
16988 (process_scc): Adjust for struct vn_tables_s changes.
16989 (allocate_vn_table): Likewise.
16990 (free_vn_table): Likewise.
16991 * tree-vn.c (vn_add): Call nary functions.
16992 (vn_lookup): Likewise.
16994 2008-03-08 Jakub Jelinek <jakub@redhat.com>
16997 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
16998 wdst back after sync_compare_and_swapqhi_internal.
17000 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
17003 * config/i386/i386-modes.def (V1DI): New vector mode.
17004 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
17005 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
17006 (MMXMODE248): Ditto.
17007 (MMXMODE): Add V1DI mode.
17008 (mmxvecsize): Change DI mode to V1DI mode.
17009 ("mov<mode>): Use MMXMODEI8 mode iterator.
17010 ("*mov<mode>_internal_rex64"): Ditto.
17011 ("*mov<mode>_internal"): Ditto.
17012 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
17013 ("mmx_sub<mode>3"): Ditto.
17014 ("mmx_adddi3"): Remove insn pattern.
17015 ("mmx_subdi3"): Ditto.
17016 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
17017 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
17018 ("mmx_ashl<mode>3"): Ditto.
17019 ("mmx_lshrdi3"): Remove insn pattern.
17020 ("mmx_ashldi3"): Ditto.
17021 * config/i386/i386.c (classify_argument): Handle V1DImode.
17022 (function_arg_advance_32): Ditto.
17023 (function_arg_32): Ditto.
17024 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
17025 mmx_addv1di3 insn pattern.
17026 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
17027 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
17028 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
17029 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
17030 Remove definitions of built-in functions.
17031 (V1DI_type_node): New node.
17032 (v1di_ftype_v1di_int): Ditto.
17033 (v1di_ftype_v1di_v1di): Ditto.
17034 (v2si_ftype_v2si_si): Ditto.
17035 (v4hi_ftype_v4hi_di): Remove node.
17036 (v2si_ftype_v2si_di): Ditto.
17037 (ix86_init_mmx_sse_builtins): Handle V1DImode.
17038 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
17039 Redefine builtins using def_builtin_const with *_ftype_*_int node.
17040 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
17041 Add new builtins using def_builtin_const.
17042 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
17043 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
17044 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
17045 * config/i386/mmintrin.h (__v1di): New typedef.
17046 (_mm_add_si64): Cast arguments to __v1di type.
17047 (_mm_sub_si64): Ditto.
17048 (_mm_sll_pi16): Cast __count to __v4hi type.
17049 (_mm_sll_pi32): Cast __count to __v2si type.
17050 (_mm_sll_si64): Cast arguments to __v1di type.
17051 (_mm_srl_pi16): Cast __count to __v4hi type.
17052 (_mm_srl_pi32): Cast __count to __v2si type.
17053 (_mm_srl_si64): Cast arguments to __v1di type.
17054 (_mm_sra_pi16): Cast __count to __v4hi type.
17055 (_mm_sra_pi32): Cast __count to __v2si type.
17056 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
17057 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
17058 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
17059 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
17060 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
17061 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
17062 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
17063 (_mm_srai_pi32): Use __builtin_ia32_psradi.
17064 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
17065 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
17066 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
17067 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
17069 2008-03-07 Joseph Myers <joseph@codesourcery.com>
17071 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
17073 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
17076 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
17077 reg+const addressing for Altivec modes. Don't generate reg+reg
17078 addressing for TFmode or TDmode quantities.
17080 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
17082 * c-common.c (vector_types_convertible_p): Call langhook
17083 instead of comptypes.
17085 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17088 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
17089 integral and scalar float variables which have a
17092 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
17094 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
17095 dwarf_register_span hook when emitting unwind information for
17096 register-to-memory saves.
17097 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
17098 (rs6000_frame_related): Remove call to spe_synthesize_frame.
17100 2008-03-06 Jakub Jelinek <jakub@redhat.com>
17102 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
17103 for the same VAR_DECL.
17105 2008-03-06 Tom Tromey <tromey@redhat.com>
17107 * treelang: Delete.
17108 * doc/standards.texi (Standards): Don't mention treelang.
17109 * doc/invoke.texi (Overall Options): Don't mention treelang.
17110 * doc/install.texi (Prerequisites): Don't mention bison or
17112 (Configuration): Don't mention treelang.
17113 (Building): Likewise.
17114 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
17116 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
17118 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
17119 word-extractions out of a multi-word object.
17121 2008-03-06 Richard Guenther <rguenther@suse.de>
17123 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
17124 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
17125 result type and precision.
17126 * expr.c (get_inner_reference): Set unsignedp based on the result
17127 type of BIT_FIELD_REF.
17128 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
17129 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
17130 (try_instantiate_multiple_fields): Likewise. Use the correct type
17132 (sra_build_assignment): Likewise.
17133 (sra_build_elt_assignment): Likewise.
17134 (sra_explode_bitfield_assignment): Likewise.
17135 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
17136 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
17137 set BIT_FIELD_REF_UNSIGNED.
17138 (vectorizable_load): Likewise.
17140 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
17142 * cse.c (cse_extended_basic_block): Invalidate artificial defs
17145 2008-03-06 Richard Guenther <rguenther@suse.de>
17147 * alias.c (struct alias_set_entry): Move has_zero_child field
17148 to pack with alias_set.
17150 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17152 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17155 2008-03-05 Ian Lance Taylor <iant@google.com>
17157 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
17159 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
17161 * fwprop.c (update_df): Support width and offset parameters of
17163 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
17164 global_conflicts): Change DF_REF_EXTRACT to either
17165 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
17166 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
17167 * df-scan.c (df_ref_record, df_defs_record,
17168 df_ref_create_structure, df_def_record_1, df_uses_record,
17169 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
17170 df_bb_refs_collect, df_entry_block_defs_collect,
17171 df_exit_block_uses_collect): Support new width and offset fields.
17172 (ref_extract_pool): New storage pool.
17173 (df_free_ref): New function.
17174 (df_reg_chain_unlink, df_free_collection_rec,
17175 df_sort_and_compress_refs): Call df_free_ref.
17176 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
17178 (df_ref_create_structure): Allocate df_ref_extract if offset and
17179 width fields are used.
17180 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
17181 (df_uses_record): Get offset and width from ZERO_EXTRACT
17183 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
17184 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
17185 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
17186 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
17187 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
17188 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
17189 (df_ref_extract): New structure.
17190 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
17191 (df_ref_create): Add width and offset parameters.
17193 2008-03-05 Richard Guenther <rguenther@suse.de>
17195 * tree-ssa-structalias.c (get_constraint_for_component_ref):
17196 Use ranges_overlap_p.
17197 (offset_overlaps_with_access): Rename
17198 to ranges_overlap_p and move ...
17199 * tree-flow-inline.h (ranges_overlap_p): ... here.
17201 * tree.h (get_inner_reference, handled_component_p): Update
17204 * tree.h (record_component_aliases, get_alias_set,
17205 alias_sets_conflict_p, alias_sets_must_conflict_p,
17206 objects_must_conflict_p): Move declarations ...
17207 * alias.h (record_component_aliases, get_alias_set,
17208 alias_sets_conflict_p, alias_sets_must_conflict_p,
17209 objects_must_conflict_p): ... here.
17210 Include coretypes.h.
17211 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
17213 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
17215 * cfg.c: Include tree-flow.h.
17216 (remove_edge_raw): Call redirect_edge_var_map_clear.
17217 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
17218 * tree-flow-inline.h (redirect_edge_var_map_def): New.
17219 (redirect_edge_var_map_result): New.
17220 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
17221 PENDING_STMT use with redirect_edge_var_map_*.
17222 * tree-ssa.c (edge_var_maps): New definition.
17223 (redirect_edge_var_map_add): New.
17224 (redirect_edge_var_map_clear): New.
17225 (redirect_edge_var_map_dup): New.
17226 (redirect_edge_var_map_vector): New.
17227 (redirect_edge_var_map_destroy): New.
17228 (ssa_redirect_edge): Replace PENDING_STMT use with
17229 redirect_edge_var_map_*.
17230 (flush_pending_stmts): Same.
17231 (delete_tree_ssa): Destroy edge var map.
17232 * tree-flow.h (struct _edge_var_map): New.
17233 Define edge_var_map vector type.
17234 Declare redirect_edge_var_map_* prototypes.
17235 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
17236 * tree-cfg.c (reinstall_phi_args): Replace
17237 PENDING_STMT use with redirect_edge_var_map_*.
17239 2008-03-05 Richard Guenther <rguenther@suse.de>
17241 PR tree-optimization/35472
17242 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
17243 whose single use_stmt has a overlapping set of loaded and
17244 stored symbols as that use_stmt might be a noop assignment then.
17246 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
17248 * gthr-rtems.h: Implement __gthread_mutex_destroy.
17250 2008-03-05 Richard Guenther <rguenther@suse.de>
17253 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
17254 should be constants.
17255 * tree-cfg.c (verify_expr): Verify it.
17256 * fold-const.c (fold_truthop): Remove code generating
17257 BIT_FIELD_REFs of structure bases.
17258 (fold_binary): Likewise.
17259 (fold_ternary): Position and size of BIT_FIELD_REFs are
17260 always host integers.
17261 (make_bit_field_ref): Remove.
17262 (optimize_bit_field_compare): Remove.
17263 (all_ones_mask_p): Remove.
17265 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
17268 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
17269 (split_block_and_df_analyze): New. Split basic block and rebuild
17271 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
17273 (split_pattern_seq): Likewise.
17274 (erase_matching_seqs): Likewise.
17275 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
17277 2008-03-04 Geoff Keating <geoffk@apple.com>
17279 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
17280 declaration and code.
17281 (tree_invalid_nonnegative_warnv_p): Likewise.
17283 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
17285 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
17286 examples. Truncate option-names then causing overfull hbox.
17288 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17291 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
17293 * configure: Rebuilt.
17295 2008-03-04 Rafael Espindola <espindola@google.com>
17297 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
17298 (tree_unary_nonnegative_warnv_p): New.
17299 (tree_binary_nonnegative_warnv_p): New.
17300 (tree_single_nonnegative_warnv_p): New.
17301 (tree_invalid_nonnegative_warnv_p): New.
17302 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
17304 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17307 * opts.c (handle_option): Postpone 'unknown option' errors only for
17310 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
17313 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
17316 2008-03-04 Rafael Espindola <espindola@google.com>
17318 * fold-const.c (tree_unary_nonzero_warnv_p): New.
17319 (tree_binary_nonzero_warnv_p): New.
17320 (tree_single_nonzero_warnv_p): New.
17321 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
17323 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
17325 PR middle-end/35456
17326 * fold-const.c (fold_cond_expr_with_comparison): Prevent
17327 transformations for modes that have signed zeros.
17328 * ifcvt.c (noce_try_abs): Ditto.
17330 2008-03-04 Joseph Myers <joseph@codesourcery.com>
17332 * config/i386/i386.c (override_options): Force
17333 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
17335 2008-03-04 Jan Hubicka <jh@suse.cz>
17338 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
17341 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
17343 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
17344 label to probe the stack.
17346 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
17348 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
17349 (__gthr_win32_mutex_destroy): Declare.
17350 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
17351 __gthr_win32_mutex_destroy.
17352 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
17354 2008-03-03 Jan Hubicka <jh@suse.cz>
17357 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
17358 aggressive on inlining cold calls.
17360 2008-03-03 Richard Guenther <rguenther@suse.de>
17362 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
17363 struct copies into the expression table.
17364 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
17365 (try_to_simplify): Likewise.
17366 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
17367 integral and pointer arguments which do not change the
17368 precision to NOP_EXPRs.
17369 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
17370 VIEW_CONVERT_EXPR case.
17372 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
17374 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
17375 defined in a loop at depth 0 is invariant.
17376 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
17377 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
17378 be called at loop depth 0.
17380 2008-03-02 Jakub Jelinek <jakub@redhat.com>
17383 * gcc.c (process_command): Update copyright notice dates.
17384 * gcov.c (print_version): Likewise.
17385 * gcov-dump.c (print_version): Likewise.
17386 * mips-tfile.c (main): Likewise.
17387 * mips-tdump.c (main): Likewise.
17389 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17392 * c-common.c (flag_permissive): Delete.
17393 (constant_expression_warnings): Check flags first.
17394 (constant_expression_error): New.
17395 * c-common.h (flag_permissive): Delete.
17396 (constant_expression_error): Declare.
17397 * flags.h (flag_permissive): Declare. Update description.
17398 * diagnostic.c (pedwarn): Update.
17400 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
17401 (permissive_error_kind): New.
17402 * toplev.c (flag_permissive): Define. Update description.
17403 * toplev.h (permissive_error_kind): Declare.
17404 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
17405 (pedwarn_c90): Use pedantic_warning_kind.
17406 * c-opts.c (c_common_post_options): flag_permissive does not affect
17407 flag_pedantic_errors.
17409 2008-03-02 Joseph Myers <joseph@codesourcery.com>
17411 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
17412 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
17413 __absvsi2, __absvDI2): Use unsigned arithmetic.
17415 2008-03-02 Andi Kleen <ak@suse.de>
17416 Richard Guenther <rguenther@suse.de>
17418 * struct-equiv.c: Remove file.
17419 * cfg_cleanup.c (condjump_equiv_p): Remove.
17420 * Makefile.in (OBJS-common): Remove struct-equiv.o.
17421 (struct-equiv.o): Remove rule.
17422 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
17423 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
17424 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
17426 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17428 * ifcvt.c (noce_process_if_block): Try to handle only the then
17429 block if the else block exists but isn't suitable.
17431 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
17434 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
17435 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
17436 regression from previous patch.
17438 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
17441 * gthr.h: Add __gthread_mutex_destroy as a function that must be
17443 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
17444 * gthr-single.h (__gthread_mutex_destroy): Likewise.
17445 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
17446 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
17447 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
17448 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
17449 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
17450 (__gthread_mutex_destroy_function): Rename to
17451 __gthread_mutex_destroy.
17452 * gthr-dce.h (__gthread_mutex_destroy): Call
17453 pthread_mutex_destroy.
17454 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
17455 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
17456 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
17458 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17460 * df-scan.c (df_ref_chain_change_bb): Simplify.
17461 (df_insn_change_bb): Add new_bb argument. Simplify. Call
17462 set_block_for_insn if there's any change.
17463 * df.h ((df_insn_change_bb): Fix prototype.
17464 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
17465 df_insn_change_bb, don't call set_block_for_insn.
17466 * emit-rtl.c (reorder_insns): Likewise.
17467 * haifa-sched.c (move_insn): Likewise.
17469 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17471 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
17473 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17475 * tree-flow-inline.h (next_readonly_imm_use): Return
17476 NULL_USE_OPERAND_P after the end.
17478 2008-03-01 Richard Guenther <rguenther@suse.de>
17480 PR tree-optimization/35411
17481 * tree-sra.c (sra_build_assignment): Split conversion to
17482 final type to a separate statement if we are not assigning
17485 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17487 * fold-const.c (fold_convertible_p): Correct the logic to follow
17488 that in fold_convert().
17490 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
17493 * tree-inline.c (build_duplicate_type): When we make a
17494 duplicate type, make it unique in the canonical types system.
17496 2008-02-29 Tom Tromey <tromey@redhat.com>
17498 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
17499 input_file_stack_history, input_file_stack_restored): Remove.
17500 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
17501 * input.h (struct file_stack): Remove.
17502 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
17503 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
17505 * diagnostic.h (struct diagnostic_context) <last_module>: Change
17507 (diagnostic_last_module_changed): Add 'map' argument.
17508 (diagnostic_set_last_function): Likewise.
17509 * diagnostic.c (undiagnostic_report_current_module): Iterate using
17510 line map, not input_file_stack.
17511 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
17513 2008-02-29 Paul Brook <paul@codesourcery.com>
17515 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
17517 2008-02-29 Paul Brook <paul@codesourcery.com>
17519 * config/arm/ieee754-df.S (muldf3): Use RET macros.
17521 2008-02-29 Richard Guenther <rguenther@suse.de>
17523 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
17525 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
17526 value for comparing for a store match.
17527 (simplify_unary_expression): Do nothing for SSA_NAMEs.
17528 (try_to_simplify): Do not do a full-blown reference lookup.
17530 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
17532 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
17533 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
17535 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
17537 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
17539 * tree-loop-linear.c (try_interchange_loops): Compare memory access
17540 strides against cache sizes.
17542 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
17544 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
17547 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
17549 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
17550 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
17551 is smaller than the original promoted value.
17552 (simplify_subreg): If OP is a SUBREG, try to preserve its
17553 SUBREG_PROMOTED_VAR_P information.
17555 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
17557 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
17558 (VN_INFO_GET): Allocate new objects on the obstack.
17559 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
17560 for rpo_numbers_temp, for consistency.
17561 (free_scc_vn): Free the obstack.
17563 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
17565 * doc/invoke.texi: Document -ftree-loop-distribution.
17566 * tree-loop-distribution.c: New.
17567 * tree-pass.h (pass_loop_distribution): New.
17568 * graphds.h (struct graph): Add htab_t indices.
17569 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
17570 * tree-vectorizer.c (rename_variables_in_loop): Extern.
17571 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
17572 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
17573 * tree-data-ref.c (debug_data_dependence_relations): New.
17574 (dump_data_dependence_relation): Also print data references.
17575 (free_data_ref): Extern.
17576 (same_access_functions): Moved...
17577 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
17578 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
17579 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
17580 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
17581 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
17582 (stmts_from_loop): Skip LABEL_EXPR.
17583 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
17585 (build_rdg): Initialize rdg->indices htab.
17586 (free_rdg, stores_from_loop, ref_base_address,
17587 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
17588 have_similar_memory_accesses_1, ref_base_address_1,
17589 remove_similar_memory_refs): New.
17590 * tree-data-ref.h: Depend on tree-chrec.h.
17591 (debug_data_dependence_relations, free_data_ref): Declared.
17592 (same_access_functions): ... here.
17593 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
17595 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
17596 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
17597 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
17598 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
17599 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
17600 rdg_vertex_for_stmt): Declared.
17601 (struct rdg_edge): Add level.
17603 (free_rdg, stores_from_loop, remove_similar_memory_refs,
17604 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
17606 (rdg_has_similar_memory_accesses): New.
17607 * tree-vect-analyze.c: Remove unused static decls.
17608 * lambda.h (dependence_level): New.
17609 * common.opt (ftree-loop-distribution): New.
17610 * tree-flow.h (mark_virtual_ops_in_bb,
17611 slpeel_tree_duplicate_loop_to_edge_cfg,
17612 rename_variables_in_loop): Declared.
17613 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
17614 (OBJS-common): Add tree-loop-distribution.o.
17615 (tree-loop-distribution.o): New rule.
17616 * tree-cfg.c (mark_virtual_ops_in_bb): New.
17617 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
17618 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
17620 2008-02-28 Joseph Myers <joseph@codesourcery.com>
17623 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
17624 other than structures and unions.
17626 2008-02-28 Richard Guenther <rguenther@suse.de>
17629 2008-02-26 Richard Guenther <rguenther@suse.de>
17631 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
17632 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
17633 (lookup_decl_from_uid): Declare.
17634 (remove_decl_from_map): Likewise.
17635 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
17636 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
17637 (decl_for_uid_map): New global hashtable mapping DECL_UID
17639 (init_ttree): Allocate it.
17640 (insert_decl_to_uid_decl_map): New helper function.
17641 (make_node_stat): Insert new decls into the map.
17642 (copy_node_stat): Likewise.
17643 (lookup_decl_from_uid): New function.
17644 (remove_decl_from_map): Likewise.
17645 (print_decl_for_uid_map_statistics): New helper.
17646 (dump_tree_statistics): Call it.
17648 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
17649 (referenced_var_iterator): Adjust.
17650 (FOR_EACH_REFERENCED_VAR): Adjust.
17651 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
17652 (num_referenced_vars): Adjust.
17653 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
17654 (first_referenced_var): Remove.
17655 (end_referenced_vars_p): Likewise.
17656 (next_referenced_var): Likewise.
17657 (referenced_var_iterator_set): New helper function.
17658 * tree-dfa.c (referenced_var_lookup): Adjust.
17659 (referenced_var_check_and_insert): Likewise.
17660 (remove_referenced_var): Likewise.
17661 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
17662 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17663 (verify_call_clobbering): Likewise.
17664 (verify_memory_partitions): Likewise.
17665 (init_tree_ssa): Allocate bitmap instead of hashtable for
17667 (delete_tree_ssa): Adjust.
17668 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
17669 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17670 (compute_tag_properties): Likewise.
17671 (set_initial_properties): Likewise.
17672 (find_partition_for): Likewise.
17673 (update_reference_counts): Likewise.
17674 (dump_may_aliases_for): Likewise.
17675 * tree-ssa-operands.c (add_virtual_operand): Likewise.
17676 (add_call_clobber_ops): Likewise.
17677 (add_call_read_ops): Likewise.
17678 (get_asm_expr_operands): Likewise.
17679 * tree-into-ssa.c (dump_decl_set): Likewise.
17680 (update_ssa): Likewise.
17681 * tree-sra.c (scan_function): Likewise.
17682 (decide_instantiations): Likewise.
17683 (scalarize_parms): Likewise.
17684 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
17685 (dsa_named_for): Likewise.
17686 * tree-ssa-structalias.c (update_alias_info): Likewise.
17687 (merge_smts_into): Likewise.
17689 2008-02-27 David Daney <ddaney@avtrex.com>
17692 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
17693 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
17694 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
17695 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
17696 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
17698 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
17701 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
17702 (BUILT_IN_NEXTTOWARD): Remove.
17703 (BUILT_IN_NEXTTOWARDF): Ditto.
17704 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
17705 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
17707 2008-02-27 Tom Tromey <tromey@redhat.com>
17709 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
17710 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
17712 2008-02-27 Jan Beulich <jbeulich@novell.com>
17714 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
17715 update the respective field on newdecl.
17717 2008-02-27 Revital Eres <eres@il.ibm.com>
17719 PR rtl-optimization/34999
17720 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
17721 crossing edges that ends with a call insn.
17722 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
17723 call insn and clear the EDGE_CROSSING flag of the crossing edge
17724 when fixing fallthru edges.
17726 2008-02-27 Richard Guenther <rguenther@suse.de>
17728 PR middle-end/35390
17729 * fold-const.c (fold_unary): Return the correct argument,
17730 converted to the result type.
17732 2008-02-27 Richard Guenther <rguenther@suse.de>
17734 PR middle-end/34971
17735 * expr.c (expand_expr_real_1): Assert on rotates that operate
17737 * fold-const.c (fold_binary): Use the types precision, not the
17738 bitsize of the mode if folding rotate expressions. Build rotates
17739 only for full modes.
17741 2008-02-27 Jakub Jelinek <jakub@redhat.com>
17743 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
17744 and CPP_PRAGMA_EOL.
17745 * c-pragma.c (pragma_ns_name): New typedef.
17746 (registered_pp_pragmas): New variable.
17747 (c_pp_lookup_pragma): New function.
17748 (c_register_pragma_1): If flag_preprocess_only, do nothing
17749 for non-expanded pragmas, for expanded ones push pragma's
17750 namespace and name into registered_pp_pragmas vector.
17751 (c_invoke_pragma_handler): Register OpenMP pragmas even when
17752 flag_preprocess_only, don't register GCC pch_preprocess
17753 pragma if flag_preprocess_only.
17754 * c-opts.c (c_common_init): Call init_pragma even if
17755 flag_preprocess_only.
17756 * c-pragma.c (c_pp_lookup_pragma): New prototype.
17757 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
17758 cpp_register_pragma if flag_preprocess_only.
17760 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17763 * c-parser.c (c_parser_translation_unit): Warn for empty
17764 translation unit, not empty source file.
17766 2008-02-26 Paul Brook <paul@codesourcery.com>
17768 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
17769 operand for Thumb-2.
17770 * config/arm/arm.h (reg_class): Add CORE_REGS.
17771 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
17772 (BASE_REG_CLASS): Use CORE_REGS.
17773 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
17774 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
17775 (REGNO_OK_FOR_INDEX_P): Exclude SP.
17776 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
17777 ARM_REGNO_OK_FOR_INDEX_P.
17778 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
17779 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
17780 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
17781 (ldm/stm peepholes): Ditto.
17782 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
17783 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
17784 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
17785 * config/arm/constraints.md: Enable "k" constraint on ARM.
17787 2008-02-27 Ben Elliston <bje@au.ibm.com>
17789 * config/rs6000/rs6000.c: Annotate cache line size field in all
17790 instances of struct processor_costs.
17792 2008-02-26 David Edelsohn <edelsohn@gnu.org>
17794 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
17795 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
17796 jump_bypass): New counters.
17797 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
17798 * dce.c (gate_ud_dce): Same.
17799 (gate_fast_dce): Same.
17800 * dse.c (gate_dse1): New function.
17801 (gate_dse2): New function.
17802 (gate_dse): Merge results of new gate functions.
17803 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
17804 (gate_handle_jump_bypass): Add dbg_cnt.
17805 (gate_handle_gcse): Add dbg_cnt.
17806 * ifcvt.c (gate_handle_if_conversion): Same.
17807 (gate_handle_if_after_combine): Same.
17808 (gate_handle_if_after_reload): Same.
17809 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
17811 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
17813 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
17815 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
17817 2008-02-26 Jason Merrill <jason@redhat.com>
17820 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
17821 alone if it's the naming decl for the type's main variant.
17823 2008-02-26 Tom Tromey <tromey@redhat.com>
17825 * system.h (USE_MAPPED_LOCATION): Poison.
17826 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
17827 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
17828 (make_goto_expr_edges): Likewise.
17829 (remove_bb): Likewise.
17830 (execute_warn_function_return): Likewise.
17831 * basic-block.h (struct edge_def) <goto_locus>: Change type to
17833 * c-common.c (fname_decl): Remove old location code.
17834 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
17836 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
17838 (ASM_INPUT_SOURCE_LOCATION): Likewise.
17839 (gen_rtx_ASM_INPUT): Likewise.
17840 (gen_rtx_ASM_INPUT_loc): Likewise.
17841 (get_rtx_asm_OPERANDS): Remove.
17842 * cfglayout.c (insn_locators_alloc): Remove old location code.
17843 (set_curr_insn_source_location): Likewise.
17844 (curr_insn_locator): Likewise.
17845 * print-tree.c (print_node): Remove old location code.
17846 * tree-mudflap.c (mf_varname_tree): Remove old location code.
17847 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
17848 * cfgexpand.c (expand_gimple_cond_expr): Don't use
17849 location_from_locus.
17850 (construct_exit_block): Remove old location code.
17851 * emit-rtl.c (force_next_line_note): Remove old location code.
17852 * profile.c (branch_prob): Remove old location code.
17853 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
17854 LOC_LINE): Remove old-location variants.
17855 * langhooks.c (lhd_print_error_function): Remove old location
17857 * configure, config.in: Rebuilt.
17858 * configure.ac (--enable-mapped-location): Remove.
17859 * c-decl.c (c_init_decl_processing): Remove old location code.
17860 (finish_function): Likewise.
17861 * recog.c (decode_asm_operands): Remove old location code.
17862 * c-pch.c (c_common_read_pch): Remove old location code.
17863 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
17865 * gimple-low.c (lower_function_body): Remove old location code.
17866 * toplev.c (unknown_location): Remove.
17867 (push_srcloc): Remove old-location variant.
17868 (process_options): Remove old location code.
17869 (lang_dependent_init): Likewise.
17870 * input.h (UNKNOWN_LOCATION): Move definition.
17871 (location_t): Undeprecate.
17872 (source_locus): Remove.
17873 (location_from_locus): Remove.
17874 (struct location_s): Remove.
17875 Remove all old-location code.
17876 (input_line, input_filename): Remove.
17877 * final.c (final_scan_insn): Remove old location code.
17878 * diagnostic.c (diagnostic_build_prefix): Remove
17879 USE_MAPPED_LOCATION test.
17880 * tree.h (gimple_stmt) <locus>: Now a location_t.
17881 (tree_exp) <locus>: Likewise.
17882 (DECL_IS_BUILTIN): Remove old-location variant.
17883 (annotate_with_file_line, annotate_with_locus): Likewise.
17884 (expr_locus, set_expr_locus): Update.
17885 * tree.c (build1_stat): Remove old location code.
17886 (last_annotated_node): Remove.
17887 (annotate_with_file_line): Remove old-location variant.
17888 (annotate_with_locus): Likewise.
17889 (expr_location): Remove old location code.
17890 (set_expr_location): Likewise.
17891 (expr_has_location): Likewise.
17892 (expr_locus): Likewise.
17893 (set_expr_locus): Likewise.
17894 (expr_filename): Don't use location_from_locus.
17895 (expr_lineno): Likewise.
17896 * rtl-error.c (location_for_asm): Remove old location code.
17897 * c-lex.c (cb_line_change): Remove old location code.
17898 (fe_file_change): Likewise.
17899 (cb_def_pragma): Likewise.
17900 (c_lex_with_flags): Likewise.
17901 * gengtype.c (do_typedef): Don't special-case location types.
17902 (define_location_structures): Remove.
17903 (main): Don't call define_location_structures.
17904 * tree-pretty-print.c (dump_implicit_edges): Remove old location
17907 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17910 * builtins.def (BUILT_IN_STDARG_START): Remove.
17911 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
17912 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
17913 * tree-inline.c (inline_forbidden_p_1): Likewise.
17915 2008-02-26 Richard Guenther <rguenther@suse.de>
17917 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
17918 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
17919 (lookup_decl_from_uid): Declare.
17920 (remove_decl_from_map): Likewise.
17921 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
17922 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
17923 (decl_for_uid_map): New global hashtable mapping DECL_UID
17925 (init_ttree): Allocate it.
17926 (insert_decl_to_uid_decl_map): New helper function.
17927 (make_node_stat): Insert new decls into the map.
17928 (copy_node_stat): Likewise.
17929 (lookup_decl_from_uid): New function.
17930 (remove_decl_from_map): Likewise.
17931 (print_decl_for_uid_map_statistics): New helper.
17932 (dump_tree_statistics): Call it.
17934 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
17935 (referenced_var_iterator): Adjust.
17936 (FOR_EACH_REFERENCED_VAR): Adjust.
17937 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
17938 (num_referenced_vars): Adjust.
17939 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
17940 (first_referenced_var): Remove.
17941 (end_referenced_vars_p): Likewise.
17942 (next_referenced_var): Likewise.
17943 (referenced_var_iterator_set): New helper function.
17944 * tree-dfa.c (referenced_var_lookup): Adjust.
17945 (referenced_var_check_and_insert): Likewise.
17946 (remove_referenced_var): Likewise.
17947 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
17948 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17949 (verify_call_clobbering): Likewise.
17950 (verify_memory_partitions): Likewise.
17951 (init_tree_ssa): Allocate bitmap instead of hashtable for
17953 (delete_tree_ssa): Adjust.
17954 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
17955 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17956 (compute_tag_properties): Likewise.
17957 (set_initial_properties): Likewise.
17958 (find_partition_for): Likewise.
17959 (update_reference_counts): Likewise.
17960 (dump_may_aliases_for): Likewise.
17961 * tree-ssa-operands.c (add_virtual_operand): Likewise.
17962 (add_call_clobber_ops): Likewise.
17963 (add_call_read_ops): Likewise.
17964 (get_asm_expr_operands): Likewise.
17965 * tree-into-ssa.c (dump_decl_set): Likewise.
17966 (update_ssa): Likewise.
17967 * tree-sra.c (scan_function): Likewise.
17968 (decide_instantiations): Likewise.
17969 (scalarize_parms): Likewise.
17970 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
17971 (dsa_named_for): Likewise.
17972 * tree-ssa-structalias.c (update_alias_info): Likewise.
17973 (merge_smts_into): Likewise.
17975 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17978 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
17979 * c-opts.c (c_common_handle_option): Wall enables
17980 Wvolatile-register-var.
17981 * common.opt: Move Wvolatile-register-var to...
17984 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17986 * common.opt (Wlarger-than=): New.
17987 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
17989 * opts.c (common_handle_option): Handle -Wlarger-than=.
17990 * optc-gen.awk: Likewise.
17991 * opth-gen.awk: Likewise.
17992 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
17993 * tree-optimize.c (tree_rest_of_compilation): Likewise.
17995 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17997 * c-common.c (match_case_to_enum_1): Add appropriate
17998 OPT_W* parameter to warning.
17999 (c_do_switch_warnings): Likewise.
18000 * c-typeck.c (warning_init): Add one more parameter following
18001 'warning' function.
18002 (push_init_level): Update call to warning_init.
18003 (pop_init_level): Likewise.
18004 (add_pending_init): Likewise.
18005 (output_init_element: Likewise.
18007 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18010 * toplev.c (toplev_main): If there are warnings or error, print
18011 errors for ignored options.
18012 * opts.c (ignored_options): New static variable.
18013 (postpone_unknown_option_error): New.
18014 (print_ignored_options): New.
18015 (handle_option): Postpone errors for unknown -Wno-* options.
18016 * opts.h (print_ignored_options): Declare.
18018 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
18020 * config/mips/mips.md (loadgp_blockage, blockage): Change type
18023 2008-02-25 Richard Guenther <rguenther@suse.de>
18026 2008-02-25 Richard Guenther <rguenther@suse.de>
18028 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18029 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18030 (lookup_decl_from_uid): Declare.
18031 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18032 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18033 (decl_for_uid_map): New global hashtable mapping DECL_UID
18035 (init_ttree): Allocate it.
18036 (insert_decl_to_uid_decl_map): New helper function.
18037 (make_node_stat): Insert new decls into the map.
18038 (copy_node_stat): Likewise.
18039 (lookup_decl_from_uid): New function.
18040 (print_decl_for_uid_map_statistics): New helper.
18041 (dump_tree_statistics): Call it.
18043 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18044 (referenced_var_iterator): Adjust.
18045 (FOR_EACH_REFERENCED_VAR): Adjust.
18046 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18047 (num_referenced_vars): Adjust.
18048 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18049 (first_referenced_var): Remove.
18050 (end_referenced_vars_p): Likewise.
18051 (next_referenced_var): Likewise.
18052 (referenced_var_iterator_set): New helper function.
18053 * tree-dfa.c (referenced_var_lookup): Adjust.
18054 (referenced_var_check_and_insert): Likewise.
18055 (remove_referenced_var): Likewise.
18056 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18057 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18058 (verify_call_clobbering): Likewise.
18059 (verify_memory_partitions): Likewise.
18060 (init_tree_ssa): Allocate bitmap instead of hashtable for
18062 (delete_tree_ssa): Adjust.
18063 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18064 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18065 (compute_tag_properties): Likewise.
18066 (set_initial_properties): Likewise.
18067 (find_partition_for): Likewise.
18068 (update_reference_counts): Likewise.
18069 (dump_may_aliases_for): Likewise.
18070 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18071 (add_call_clobber_ops): Likewise.
18072 (add_call_read_ops): Likewise.
18073 (get_asm_expr_operands): Likewise.
18074 * tree-into-ssa.c (dump_decl_set): Likewise.
18075 (update_ssa): Likewise.
18076 * tree-sra.c (scan_function): Likewise.
18077 (decide_instantiations): Likewise.
18078 (scalarize_parms): Likewise.
18079 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18080 (dsa_named_for): Likewise.
18081 * tree-ssa-structalias.c (update_alias_info): Likewise.
18082 (merge_smts_into): Likewise.
18084 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
18087 * doc/invoke.texi (-fcx-limited-range): Document new option.
18088 * toplev.c (process_options): Handle -fcx-fortran-rules.
18089 * common.opt: Add documentation for -fcx-fortran-rules.
18091 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
18094 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
18095 actual behaviour and C99.
18097 2008-02-26 Ben Elliston <bje@au.ibm.com>
18099 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
18100 (ASM_CPU_POWER6_SPEC): Likewise.
18101 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
18102 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
18103 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
18105 2008-02-25 Richard Guenther <rguenther@suse.de>
18107 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18108 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18109 (lookup_decl_from_uid): Declare.
18110 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18111 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18112 (decl_for_uid_map): New global hashtable mapping DECL_UID
18114 (init_ttree): Allocate it.
18115 (insert_decl_to_uid_decl_map): New helper function.
18116 (make_node_stat): Insert new decls into the map.
18117 (copy_node_stat): Likewise.
18118 (lookup_decl_from_uid): New function.
18119 (print_decl_for_uid_map_statistics): New helper.
18120 (dump_tree_statistics): Call it.
18122 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18123 (referenced_var_iterator): Adjust.
18124 (FOR_EACH_REFERENCED_VAR): Adjust.
18125 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18126 (num_referenced_vars): Adjust.
18127 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18128 (first_referenced_var): Remove.
18129 (end_referenced_vars_p): Likewise.
18130 (next_referenced_var): Likewise.
18131 (referenced_var_iterator_set): New helper function.
18132 * tree-dfa.c (referenced_var_lookup): Adjust.
18133 (referenced_var_check_and_insert): Likewise.
18134 (remove_referenced_var): Likewise.
18135 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18136 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18137 (verify_call_clobbering): Likewise.
18138 (verify_memory_partitions): Likewise.
18139 (init_tree_ssa): Allocate bitmap instead of hashtable for
18141 (delete_tree_ssa): Adjust.
18142 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18143 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18144 (compute_tag_properties): Likewise.
18145 (set_initial_properties): Likewise.
18146 (find_partition_for): Likewise.
18147 (update_reference_counts): Likewise.
18148 (dump_may_aliases_for): Likewise.
18149 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18150 (add_call_clobber_ops): Likewise.
18151 (add_call_read_ops): Likewise.
18152 (get_asm_expr_operands): Likewise.
18153 * tree-into-ssa.c (dump_decl_set): Likewise.
18154 (update_ssa): Likewise.
18155 * tree-sra.c (scan_function): Likewise.
18156 (decide_instantiations): Likewise.
18157 (scalarize_parms): Likewise.
18158 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18159 (dsa_named_for): Likewise.
18160 * tree-ssa-structalias.c (update_alias_info): Likewise.
18161 (merge_smts_into): Likewise.
18163 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
18166 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
18167 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
18168 * alias.h (nonoverlapping_memrefs_p): Likewise.
18170 2008-02-25 Jan Beulich <jbeulich@novell.com>
18172 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
18173 * config/i386/netware-libgcc.exp: Add __bswap?i2,
18174 __emultls_get_address, __emultls_register_common,
18175 __floatundi?f, and _Unwind_GetIPInfo.
18176 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
18177 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
18178 (gen_regparm_prefix): Likewise.
18179 (i386_nlm_encode_section_info): Sync with
18180 config/i386/winnt.c:i386_pe_encode_section_info().
18181 (i386_nlm_maybe_mangle_decl_assembler_name): New.
18182 i386_nlm_mangle_decl_assembler_name): New.
18183 (netware_override_options): New.
18184 * config/i386/netware.h (netware_override_options): Declare.
18185 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
18186 (i386_nlm_mangle_decl_assembler_name): Declare.
18187 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
18189 2008-02-25 Ben Elliston <bje@au.ibm.com>
18192 * c-decl.c (grokdeclarator): Remove unused local variables
18193 `typedef_type' and `type_as_written'.
18195 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
18196 unused local variable `has_hot_blocks'.
18197 (fix_crossing_conditional_branches): Remove unused local variable
18200 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
18202 PR middle-end/19984
18203 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
18204 using DEF_C99_BUILTIN.
18205 (BUILT_IN_NANF): Ditto.
18206 (BUILT_IN_NANL): Ditto.
18208 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
18209 Revital Eres <eres@il.ibm.com>
18211 * modulo-sched.c (calculate_must_precede_follow): Address TODO
18212 regarding the order of two dependent insns in the same row.
18214 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
18216 * stor-layout.c (layout_decl): Do not bump the alignment of a
18217 bit-field to more than byte alignment if it is packed.
18219 2008-02-24 David Edelsohn <edelsohn@gnu.org>
18221 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
18224 2008-02-24 Diego Novillo <dnovillo@google.com>
18226 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
18229 * tree-vrp.c (vrp_evaluate_conditional): With
18230 -Wtype-limits, emit a warning when comparing against a
18231 constant outside the natural range of OP0's type.
18232 * c.opt (Wtype-limits): Move ...
18233 * common.opt (Wtype-limits): ... here.
18235 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
18237 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
18238 * config/rs6000/e300c2c3.md: New file.
18239 * config/rs6000/rs6000.c (processor_costs): Add new costs for
18241 (rs6000_override_options): Add e300c2 and e300c3 cases to
18242 processor_target_table. Do not allow usage of Altivec or Spe
18243 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
18244 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
18245 * config/rs6000/rs6000.h (processor_type): Add
18246 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
18247 (ASM_CPU_SPEC): Add e300c2 and e300c3.
18248 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
18249 and ppce300c3. Include e300c2c3.md.
18251 2008-02-23 David Edelsohn <edelsohn@gnu.org>
18253 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
18254 instead of TARGET_STRICT_ALIGN.
18256 2008-02-23 Joseph Myers <joseph@codesourcery.com>
18258 * explow.c (memory_address): Assert that the generated address is
18261 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18264 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
18265 * config/darwin-ppc-ldouble-patch.def: New file.
18266 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
18267 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
18268 SUBTARGET_INIT_BUILTINS if defined.
18269 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
18272 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
18275 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
18276 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
18278 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
18281 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
18282 file" warning condtional on -Winvalid-PCH.
18284 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
18286 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
18288 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
18292 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
18293 prevent reload from using MMX registers.
18294 (*mov<mode>_internal): Ditto.
18295 (*movv2sf_internal_rex64): Ditto.
18296 (*movv2sf_internal): Ditto.
18298 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18300 PR documentation/31569
18301 * doc/install.texi2html: Use makeinfo --no-number-sections.
18303 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18305 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
18306 ensure that we can address an entire entity > 8 bytes. Don't
18307 generate reg+reg addressing for such data.
18309 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18311 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
18312 strings when optimizing for size, unless the target cares about
18315 2008-02-22 Tom Tromey <tromey@redhat.com>
18317 * regclass.c (current_pass): Remove declaration.
18319 2008-02-22 Anatoly Sokolov <aesok@post.ru>
18321 * config/avr/libgcc.S (__RAMPZ__): Define.
18322 (__do_copy_data): Add for devices with 128KB code memory.
18324 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18326 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18328 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
18330 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
18332 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
18335 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18338 * c-typeck.c (build_binary_op): Warn about floating point
18339 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
18341 2008-02-21 Janis Johnson <janis187@us.ibm.com>
18344 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
18345 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
18347 (rs6000_override_options): Set altivec_abi as default, not override,
18348 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
18349 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
18350 is used; use new member spe_abi.
18351 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
18352 spe_abi and altivec_abi.
18354 2008-02-22 Tomas Bily <tbily@suse.cz>
18356 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
18358 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18361 * config.build (build_file_translate): Set to `CMD //c' only if
18363 * Makefile.in (build_file_translate): Improve comment.
18365 2008-02-21 Jan Hubicka <jh@suse.cz>
18367 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
18368 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
18369 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
18371 2008-02-21 Michael Matz <matz@suse.de>
18374 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
18376 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
18378 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
18379 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
18380 as insn constraint.
18381 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
18382 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
18383 SSE_VEC_FLOAT_MODE_P as insn constraint.
18384 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
18385 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
18386 sse4a_movntdf using MODEF mode iterator.
18387 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
18388 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
18389 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
18390 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
18391 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
18392 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
18393 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
18395 2008-02-21 Richard Guenther <rguenther@suse.de>
18397 * tree.def (PAREN_EXPR): New tree code.
18398 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
18400 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
18401 * expr.c (expand_expr_real_1): Likewise.
18402 * tree-inline.c (estimate_num_insns_1): Likewise.
18403 * tree-complex.c (expand_complex_move): Likewise.
18404 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
18407 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
18410 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
18412 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
18415 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
18417 * config/sh/sh.c (find_barrier): Don't go past
18418 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
18420 2008-02-20 DJ Delorie <dj@redhat.com>
18422 * config/h8300/h8300.md (insv): Force source operand to be a register.
18424 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
18425 as a jump, not as a plain insn.
18427 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
18429 * doc/invoke.texi (Warning Options): Add new option
18430 -Wframe-larger-than=.
18431 (-Wframe-larger-than): Document.
18433 * flags.h (warn_frame_larger_than, frame_larger_than_size):
18434 Add declarations for new option variables.
18436 * final.c (final_start_function): Check the frame size
18437 before emission and issue a Wframe-larger-than warning.
18439 * opts.c (warn_frame_larger_than, frame_larger_than_size):
18440 Add definitions for new option variables.
18441 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
18443 * common.opt (Wframe-larger-than=): New option.
18445 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
18447 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
18448 (<sse>_div<mode>3): Ditto.
18449 (<sse>_vmdiv<mode>3): Ditto.
18450 (<sse>_vmsqrt<mode>2): Ditto.
18451 (*smax<mode>3): Ditto.
18452 (sse5_frcz<mode>2): Ditto.
18453 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
18454 as insn constraint.
18456 2008-02-20 Richard Guenther <rguenther@suse.de>
18458 PR middle-end/35265
18459 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
18460 be happy with INTEGRAL_TYPE_P.
18462 2008-02-20 Richard Guenther <rguenther@suse.de>
18464 * fold-const.c (split_tree): Associate floatig-point expressions
18465 if flag_associative_math is set.
18467 2008-02-20 Richard Guenther <rguenther@suse.de>
18469 * tree.h (fold_real_zero_addition_p): Declare.
18470 * fold-const.c (fold_real_zero_addition_p): Export.
18471 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
18472 floating-point operations with zero and one.
18474 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
18476 * doc/install.texi: Correct references to CFLAGS, replacing them
18477 with BOOT_CFLAGS. Document flags used during bootstrap for
18480 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
18482 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
18483 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
18484 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
18486 (smin<mode>3): Ditto from similar patterns.
18487 (smax<mode>3): Ditto.
18488 (*ieee_smin<mode>3): Ditto.
18489 (*ieee_smax<mode>3): Ditto.
18490 * config/i386/sse.md (sse): New mode attribute.
18491 (mov<mode>): Macroize expander from movv4sf and movv2df using
18492 SSEMODEF2P mode iterator.
18493 (<sse>_movnt<mode>): Ditto from similar patterns. Use
18494 SSE_VEC_FLOAT_MODE_P as insn constraint.
18495 (storent<mode>): Ditto.
18496 (storent<mode>): Macroize expander from storentsf and storentdf using
18497 MODEF mode iterator.
18498 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
18499 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
18500 (abs<mode>2): Ditto from similar patterns.
18501 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
18502 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
18503 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
18504 (<sse>_vmsqrt<mode>2): Ditto.
18505 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
18506 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
18507 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
18508 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
18509 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
18510 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
18511 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
18513 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
18514 iterator and SSE_FLOAT_MODE_P as insn constraint.
18515 (<sse>_ucomi): Ditto from similar patterns.
18516 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
18517 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
18518 SSE_VEC_FLOAT_MODE_P as insn constraint.
18519 (vcond<mode>): Ditto from similar patterns.
18520 (and<mode>3, *and<mode>3): Ditto.
18521 (<sse>_nand<mode>3): Ditto.
18522 (ior<mode>3, *ior<mode>3): Ditto.
18523 (xor<mode>3, *xor<mode>3): Ditto.
18524 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
18525 iterator and SSE_FLOAT_MODE_P as insn constraint.
18526 (*nand<mode>3): Ditto from similar patterns.
18527 (*ior<mode>3): Ditto.
18528 (*xor<mode>3): Ditto.
18530 2008-02-20 Ira Rosen <irar@il.ibm.com>
18532 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
18533 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
18534 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
18536 2008-02-19 Jan Hubicka <jh@suse.cz>
18538 * predict.c (tree_bb_level_predictions): Remove variable next
18539 mistakely introduced by previous commit.
18541 2008-02-19 Jan Hubicka <jh@suse.cz>
18543 * predict.c (predict_paths_leading_to): Rewrite.
18544 (predict_paths_for_bb): New.
18545 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
18547 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18550 * Makefile.in (build_file_translate): New.
18551 (gcc-vers.texi): Use it for translating $(abs_srcdir).
18552 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
18553 * configure.ac (build_file_translate): Substitute it.
18554 * configure: Regenerate.
18556 2008-02-19 Jan Hubicka <jh@suse.cz>
18558 PR rtl-optimization/34408
18559 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
18562 2008-02-19 Jan Hubicka <jh@suse.cz>
18564 PR middle-end/28779
18565 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
18568 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
18571 * config/i386/i386-modes.def: Revert the last DI alignment
18572 change until Ada people can look into it.
18574 2008-02-19 Nick Clifton <nickc@redhat.com>
18576 * opts.c (print_specific_help): Fix typo in --help text.
18578 2008-02-19 Jakub Jelinek <jakub@redhat.com>
18581 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
18582 32-bit inline asm without asm alternatives for host GCC < 3.0.
18584 2008-02-19 Richard Guenther <rguenther@suse.de>
18586 PR tree-optimization/34989
18587 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
18588 Allow propagation to INDIRECT_REF if we can simplify only.
18590 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18592 * c-common.c (warn_for_collisions_1): Use appropriate option when
18595 2008-02-19 Nick Clifton <nickc@redhat.com>
18598 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
18599 (handle_options): Fix indentation.
18600 (print_filtered_help): If no language-specific options were
18601 displayed tell the user how to list all the options supported by
18602 the language's front-end.
18603 (print_specific_help): Fix indentation and remove duplicate line.
18604 (common_handle_option): Handle the -v option.
18605 For --help enable the display of undocumented options if the -v
18606 switch has been included on the command line.
18607 For --help= check for overlaps in the arguments between the option
18608 classes and the language names and issue a warning when they
18609 cannot be disambiguated.
18610 * c.opt (v): Pass on to the common option handler.
18612 2008-02-19 Revital Eres <eres@il.ibm.com>
18614 * modulo-sched.c (sms_schedule): Change dump message when
18615 create_ddg function fails.
18616 (try_scheduling_node_in_cycle): Rename row to cycle.
18617 (print_partial_schedule): Rename CYCLE to ROW.
18619 2008-02-19 Christian Bruel <christian.bruel@st.com>
18620 Zdenek Dvorak <ook@ucw.cz>
18622 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
18624 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
18627 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
18628 (*x86_movdicc_0_m1_se): Ditto.
18630 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
18632 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
18633 (CMPtype): Define as __gcc_CMPtype.
18634 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
18635 (CMPtype): Define as __gcc_CMPtype.
18637 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
18639 Support valgrind 3.3 for --enable-checking=valgrind.
18640 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
18642 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
18643 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
18644 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
18645 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
18646 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
18647 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
18648 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
18650 * ggc-zone.c: Similar.
18651 * ggc-page.c: Similar.
18653 2008-02-19 Paul Brook <paul@codesourcery.com>
18656 * config/arm/ieee754-df.S: Fix do_it typo.
18657 * config/arm/ieee754-sf.S: Fix do_it typo.
18659 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
18662 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
18663 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
18664 (OPTION_MASK_ISA_SSE_SET): Likewise.
18665 (OPTION_MASK_ISA_SSE2_SET): Likewise.
18666 (OPTION_MASK_ISA_SSE3_SET): Likewise.
18667 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
18668 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
18669 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
18670 (OPTION_MASK_ISA_SSE4_SET): Likewise.
18671 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
18672 (OPTION_MASK_ISA_SSE5_SET): Likewise.
18673 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
18674 (OPTION_MASK_ISA_MMX_UNSET): Updated.
18675 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
18676 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
18677 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
18678 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
18679 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
18680 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
18681 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
18682 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
18683 (OPTION_MASK_ISA_SSE4): Removed.
18684 (ix86_handle_option): Turn on bits in ix86_isa_flags and
18685 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
18686 (override_options): Don't turn on implied SSE/MMX bits in
18689 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
18691 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18694 2008-02-18 Joey Ye <joey.ye@intel.com>
18696 PR middle-end/34921
18697 * tree-nested.c (insert_field_into_struct): Set type alignment
18698 to field alignment if the former is less than the latter.
18700 2008-02-18 Jakub Jelinek <jakub@redhat.com>
18702 * BASE-VER: Set to 4.4.0.
18704 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18706 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
18707 * doc/cfg.texi: Likewise.
18708 * doc/extend.texi: Likewise.
18709 * doc/gty.texi: Likewise.
18710 * doc/invoke.texi: Likewise.
18711 * doc/loop.texi: Likewise.
18712 * doc/md.texi: Likewise.
18713 * doc/passes.texi: Likewise.
18714 * doc/rtl.texi: Likewise.
18715 * doc/sourcebuild.texi: Likewise.
18716 * doc/tm.texi: Likewise.
18717 * doc/tree-ssa.texi: Likewise.
18719 2008-02-17 Richard Guenther <rguenther@suse.de>
18721 PR middle-end/35227
18722 * tree-complex.c (init_parameter_lattice_values): Handle parameters
18723 without default definition.
18725 2008-02-17 Richard Guenther <rguenther@suse.de>
18727 PR tree-optimization/35231
18728 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
18731 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
18734 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18735 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
18736 libgcc_cmp_return mode.
18738 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18741 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
18743 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
18745 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
18748 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18750 * doc/c-tree.texi: Use `@.' where appropriate.
18751 * doc/extend.texi: Likewise.
18752 * doc/install.texi: Likewise.
18753 * doc/invoke.texi: Likewise.
18754 * doc/loop.texi: Likewise.
18755 * doc/makefile.texi: Likewise.
18756 * doc/md.texi: Likewise.
18757 * doc/passes.texi: Likewise.
18758 * doc/standards.texi: Likewise.
18759 * doc/tm.texi: Likewise.
18761 2008-02-15 Jakub Jelinek <jakub@redhat.com>
18763 PR middle-end/35196
18764 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
18766 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
18767 rather than in entry_bb.
18769 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18771 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
18772 libgcc_cmp_return mode.
18774 2008-02-15 Jakub Jelinek <jakub@redhat.com>
18776 PR middle-end/35130
18777 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
18778 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
18780 2008-02-15 Richard Guenther <rguenther@suse.de>
18781 Zdenek Dvorak <ook@ucw.cz>
18783 PR tree-optimization/35164
18784 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
18785 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
18786 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
18787 Only propagate addresses which do not have abnormal SSA_NAMEs
18790 2008-02-15 Joseph Myers <joseph@codesourcery.com>
18793 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
18795 2008-02-15 Jan Hubicka <jh@suse.cz>
18797 PR middle-end/35149
18798 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
18800 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18802 PR middle-end/34621
18803 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
18804 when calculating alignment_pad.
18806 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18808 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
18809 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
18810 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
18811 and STACK_BOUNDARY define.
18813 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
18815 PR preprocessor/35061
18816 * c-pragma.c (handle_pragma_pop_macro): Check that
18817 pushed_macro_table has been allocated.
18819 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
18821 PR middle-end/35136
18822 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
18823 (force_gimple_operand): Likewise.
18824 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
18825 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
18826 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
18827 (find_interesting_uses_address): Check addressability and alignment
18828 of the base expression only after substituting bases of IVs into it.
18830 2008-02-14 Michael Matz <matz@suse.de>
18833 * function.c (instantiate_virtual_regs_in_insn): Reload address
18834 before falling back to reloading the whole operand.
18836 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
18838 * config/s390/s390.c (s390_mainpool_start): Emit the pool
18839 before the first section switch note.
18841 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18843 * doc/bugreport.texi: Update copyright years.
18844 * doc/c-tree.texi: Likewise.
18845 * doc/cfg.texi: Likewise.
18846 * doc/cpp.texi: Likewise.
18847 * doc/cppinternals.texi: Likewise.
18848 * doc/fragments.texi: Likewise.
18849 * doc/frontends.texi: Likewise.
18850 * doc/gcc.texi: Likewise.
18851 * doc/gty.texi: Likewise.
18852 * doc/hostconfig.texi: Likewise.
18853 * doc/implement-c.texi: Likewise.
18854 * doc/libgcc.texi: Likewise.
18855 * doc/loop.texi: Likewise.
18856 * doc/makefile.texi: Likewise.
18857 * doc/options.texi: Likewise.
18858 * doc/passes.texi: Likewise.
18859 * doc/rtl.texi: Likewise.
18860 * doc/sourcebuild.texi: Likewise.
18861 * doc/standards.texi: Likewise.
18862 * doc/tree-ssa.texi: Likewise.
18863 * doc/trouble.texi: Likewise.
18865 * doc/extend.texi: Use @: or add comma where appropriate.
18866 * doc/invoke.texi: Likewise.
18867 * doc/tm.texi: Likewise.
18869 2008-02-14 Alan Modra <amodra@bigpond.net.au>
18872 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
18875 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
18877 * doc/md.texi (clz, ctz): Add reference.
18878 * doc/rtl.texi (clz, ctz): Likewise.
18880 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18883 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
18886 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
18888 * config/s390/s390.c (struct constant_pool): New field
18889 emit_pool_after added.
18890 (s390_mainpool_start): Set the emit_pool_after flag according
18891 to the section switch notes.
18892 (s390_mainpool_finish): Consider emit_pool_after when emitting
18893 the literal pool at the end of the function.
18894 (s390_chunkify_start): Force literal pool splits at section
18897 2008-02-13 Michael Matz <matz@suse.de>
18900 * var-tracking.c (clobber_variable_part): Correctly traverse the
18903 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18906 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
18907 Add -fdump-ipa-inline.
18908 * tree-dump.c (dump_files): Remove tree-inlined dump.
18909 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
18911 2008-02-12 Richard Guenther <rguenther@suse.de>
18913 PR tree-optimization/35171
18914 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
18917 2008-02-12 Richard Guenther <rguenther@suse.de>
18919 PR middle-end/35163
18920 * fold-const.c (fold_widened_comparison): Use get_unwidened in
18921 value-preserving mode. Disallow final truncation.
18923 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
18925 PR middle-end/35136
18926 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
18927 code from here to...
18928 (force_gimple_operand): ...here.
18930 2008-02-12 Jakub Jelinek <jakub@redhat.com>
18933 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
18934 non-compatible pointers.
18935 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
18936 different FIELD_DECLs, try harder by comparing field offsets, sizes
18939 PR inline-asm/35160
18940 * function.c (match_asm_constraints_1): Don't replace the same input
18943 2008-02-12 Anatoly Sokolov <aesok@post.ru>
18945 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
18946 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
18947 (expand_epilogue): Restore RAMPZ register.
18948 * config/avr/avr.md (RAMPZ_ADDR): New constant.
18950 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
18952 * config/i386/cygwin.asm: (__alloca): Correct calling
18953 convention and alignment.
18954 (__chkstk): Force 8 byte stack alignment.
18956 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
18957 Richard Guenther <rguenther@suse.de>
18959 PR tree-optimization/33992
18960 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
18961 the zero we compare against.
18963 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
18965 PR libfortran/35063
18966 * gthr-win32.h (__gthread_mutex_destroy_function): New function
18967 to CloseHandle after unlocking to prevent accumulation of handle
18970 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18972 PR middle_end/34150
18973 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
18974 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
18975 and update LABEL_NUSES during and after reload.
18977 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
18979 PR middle-end/34627
18980 * combine.c (simplify_if_then_else): Make sure the comparison is
18981 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
18983 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
18986 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
18987 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
18988 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
18989 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
18990 * tree.h (get_type_static_bounds): Likewise.
18992 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18994 * doc/invoke.texi (Option Summary, C++ Dialect Options)
18995 (Objective-C and Objective-C++ Dialect Options, Warning Options):
18996 Make -Wfoo language annotations match what the compiler outputs.
18998 2008-02-08 Sa Liu <saliu@de.ibm.com>
19000 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
19001 intrinsics spu_convts, spu_convtu, spu_convtf.
19003 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
19005 * doc/extend.texi (Function Attributes) <noinline>: Mention
19006 asm ("") as method to keep calls.
19008 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19011 * doc/options.texi (Options): Replace references to opts.sh with
19013 * opts-common.c: Likewise.
19014 * optc-gen.awk: Likewise.
19016 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
19018 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
19020 2008-02-07 Richard Henderson <rth@redhat.com>
19023 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
19024 EXPR_LIST for the REG_EQUAL instead of a comparison with a
19027 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
19029 PR tree-optimization/35085
19030 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
19031 for operand entry oe2 in addition to operand entry oe3 in order to
19032 expose more opportunities for vectorizer sum reduction.
19034 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19037 * Makefile.in (LIBS): Remove $(GMPLIBS).
19038 (cc1-dummy, cc1): Add $(GMPLIBS).
19040 2008-02-06 Jan Hubicka <jh@suse.cz>
19043 * i386.md (moddf_integer): Do not produce partial memory stalls for
19044 targets where it hurts.
19046 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
19049 * optabs.c (expand_float): Do not check for decimal modes when
19050 expanding unsigned integer through signed conversion.
19052 2008-02-06 Nick Clifton <nickc@redhat.com>
19054 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
19055 inside the clobber with a match_operand and duplicated operand
19056 number in the constraint.
19057 (ineqbranchsi): Delete redundant comment.
19059 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
19061 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
19062 builtin_define ("__USE_INIT_FINI__").
19063 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
19065 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
19067 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19069 PR documentation/30330
19070 * doc/invoke.texi (C++ Dialect Options)
19071 (Objective-C and Objective-C++ Dialect Options, Warning Options):
19072 For each warning option -Wfoo that allows -Wno-foo, ensure both
19073 -Wfoo and -Wno-foo are listed in the option index. Fix index
19074 entry of -Wswitch-default, index -Wnormalized= including the
19075 `=', and -Wlarger-than-@var{len} including @var{len}.
19077 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
19079 * config/i386/i386.md (floatunssisf2): Use
19080 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
19081 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
19082 Macroize expander using MODEF mode iterator.
19084 2008-02-05 Diego Novillo <dnovillo@google.com>
19086 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
19089 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
19091 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19094 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
19096 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
19099 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
19100 to indicate if a message should be generated.
19101 (init_cumulative_args): Updated.
19102 (function_value_32): Likewise.
19104 2008-02-05 Joseph Myers <joseph@codesourcery.com>
19106 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
19108 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
19111 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
19112 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
19114 2008-02-04 Diego Novillo <dnovillo@google.com>
19116 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
19119 * tree-vrp.c (vrp_evaluate_conditional): With
19120 -Wtype-limits, emit a warning when comparing against a
19121 constant outside the natural range of OP0's type.
19123 2008-02-04 Richard Guenther <rguenther@suse.de>
19125 PR middle-end/33631
19126 * expr.c (count_type_elements): Give for unions instead of
19129 2008-02-04 Richard Guenther <rguenther@suse.de>
19131 PR middle-end/35043
19132 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
19133 to TYPE_DOMAINs base type instead of using bitsizetype here.
19135 2008-02-03 Jason Merrill <jason@redhat.com>
19137 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
19139 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19142 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
19143 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
19144 (RS/6000 and PowerPC Options): Fix typos and markup.
19145 * doc/passes.texi (Tree-SSA passes): Likewise.
19147 2008-02-02 Michael Matz <matz@suse.de>
19150 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
19151 from record_last_reg_set_info.
19152 (record_last_reg_set_info): Take an RTX argument, iterate over all
19153 constituent hardregs.
19154 (record_last_set_info, record_opr_changes): Change calls to
19155 new signature or to record_last_reg_set_info_regno.
19157 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
19159 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
19161 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
19163 PR rtl-optimization/34773
19164 * reg-notes.def (EQUAL): Mention significance of combination of
19165 REG_EQUAL and REG_RETVAL.
19166 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
19167 insn that has a REG_RETVAL.
19169 2008-02-01 Roger Sayle <roger@eyesopen.com>
19172 * configure.ac (--enable-fixed-point): Disable unless explicitly
19174 * configure: Regenerate.
19176 2008-02-01 Richard Guenther <rguenther@suse.de>
19179 * invoke.texi (-finline-limit): Remove no longer true parts
19180 of the documentation. Note that there is no default value.
19182 2008-02-01 Andrew Pinski <pinskia@gmail.com>
19183 Mark Mitchell <mark@codesourcery.com>
19184 Ben Elliston <bje@au.ibm.com>
19187 * doc/extend.texi (Other Builtins): Document.
19189 2008-01-31 Tom Browder <tom.browder@gmail.com>
19191 * doc/c-tree.texi (Types): Fix grammar.
19192 (Expression trees): Ditto.
19193 * doc/passes.texi (Tree-SSA passes): Ditto.
19195 * doc/configterms.texi (Configure Terms): Fix typo.
19196 * doc/cpp.texi (Common Predefined Macros): Ditto.
19197 * doc/md.texi (Machine Constraints): Ditto.
19199 * doc/makefile.texi (Makefile): Add comma.
19201 2008-01-31 Tom Browder <tom.browder@gmail.com>
19202 Gerald Pfeifer <gerald@pfeifer.com>
19204 * doc/sourcebuild.texi (Front End): Remove references to CVS
19205 and CVSROOT/modules.
19206 (Texinfo Manuals): Replace reference to CVS by one to SVN.
19207 (Back End): Remove reference to CVS.
19209 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
19212 * config/mips/mips.c (gen_load_const_gp): New function, taking a
19214 (mips16_gp_pseudo_reg): ...here.
19215 * config/mips/mips.md (load_const_gp): Replace with...
19216 (load_const_gp_<mode>): ...this :P-based insn.
19218 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19220 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
19221 options. Minor fixes.
19222 (-std): Move reference to standards closer to where language
19223 standards are first mentioned.
19225 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
19227 PR rtl-optimization/34995
19228 * reload.c (alternative_allows_const_pool_ref): Take an rtx
19229 parameter and return a bool. If the rtx parameter is nonnull,
19230 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
19231 (find_reloads): Update call accordingly. Pass the new operand
19232 if it needed no address reloads, otherwise pass null.
19234 2008-01-30 Richard Henderson <rth@redhat.com>
19237 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
19238 for unbounded arrays.
19240 2008-01-30 Silvius Rus <rus@google.com>
19242 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
19244 2008-01-30 Jan Hubicka <jh@suse.cz>
19247 * i386.c (init_cumulative_args): Use real function declaration when
19250 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
19252 PR rtl-optimization/34998
19253 * global.c (build_insn_chain): Treat non-subreg_lowpart
19254 SUBREGs of pseudos as clobbering all the words covered by the
19255 SUBREG, not just all the bytes.
19256 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
19257 original df_ref rather than an extract parameter.
19258 (global_conflicts): Update call accordingly.
19260 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
19262 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
19263 the overflow check to make it easier to read.
19264 (__fixtfdi): Change the type of the ll member in union
19265 long_double to UDItype_x.
19267 2008-01-30 Jakub Jelinek <jakub@redhat.com>
19269 PR middle-end/34969
19270 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
19271 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
19272 * tree-inline.c (fold_marked_statements): Call
19273 cgraph_update_edges_for_call_stmt if folding a call statement.
19274 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
19275 debug_generic_stmt calls, reset it back afterwards.
19278 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
19280 * c-typeck.c (build_external_ref): Don't pedwarn about
19281 static vars in current function's scope.
19283 2008-01-29 Joseph Myers <joseph@codesourcery.com>
19285 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
19287 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
19290 * ipa-struct-reorg.c: Fix spelling.
19291 * params.def: Ditto.
19293 2008-01-29 Richard Guenther <rguenther@suse.de>
19295 PR middle-end/35006
19296 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
19298 * tree-inline.c (remap_type): Increment remapping_type_depth
19299 around remapping types.
19300 (copy_body_r): Only add referenced variables if they are referenced
19301 from code, not types.
19303 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
19314 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
19315 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
19317 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
19320 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
19321 pointer for tiny stack.
19323 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
19325 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
19327 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
19329 * config/vx-common.h: Fix typo in comment.
19331 2008-01-28 Ian Lance Taylor <iant@google.com>
19335 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
19336 coalesce pointers if they have different DECL_NO_TBAA_P values.
19337 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
19338 between variables with different DECL_NO_TBAA_P values.
19340 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
19343 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
19344 are not legitimate small data references on SPE targets.
19346 2008-01-28 David Daney <ddaney@avtrex.com>
19348 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
19350 2008-01-28 David Daney <ddaney@avtrex.com>
19352 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
19354 2008-01-27 Joseph Myers <joseph@codesourcery.com>
19356 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
19357 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
19358 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
19359 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
19360 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
19361 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
19362 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
19363 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
19365 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19367 * basic-block.h (condjump_equiv_p): Fix comment.
19369 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19371 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
19372 print_generic_stmt_indented): Fix comment.
19374 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19376 * configure.ac (__stack_chk_fail): Add detecion for availability
19377 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
19378 * configure: Regenerate.
19380 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
19382 PR middle-end/34688
19383 * final.c (output_addr_const): Handle TRUNCATE.
19385 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
19388 * tree-ssa-loop-ivopts.c (comp_cost): New type.
19389 (zero_cost, infinite_cost): New constants.
19390 (struct cost_pair): Change type of cost to comp_cost.
19391 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
19392 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
19394 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
19395 split_address_cost, ptr_difference_cost, difference_cost,
19396 get_computation_cost_at, get_computation_cost,
19397 determine_use_iv_cost_generic, determine_use_iv_cost_address,
19398 determine_use_iv_cost_condition, determine_use_iv_costs,
19399 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
19400 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
19401 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
19402 Change type of cost to comp_cost.
19403 (determine_iv_cost): Increase cost of non-original ivs, instead
19404 of decreasing the cost of original ones.
19405 (get_address_cost): Indicate the complexity of the addressing mode
19407 (try_add_cand_for): Prefer using ivs not specific to some object.
19408 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
19410 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
19411 Janis Johnson <janis187@us.ibm.com>
19414 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
19415 (TARGET_INSTANTIATE_DECLS): Likewise.
19416 * target.h (expand_to_rtl_hook): New target hook.
19417 (instantiate_decls): Likewise.
19418 * function.c (instantiate_decl): Make non-static. Rename to...
19419 (instantiate_decl_rtl): ... this.
19420 (instantiate_expr): Use instantiate_decl_rtl.
19421 (instantiate_decls_1): Likewise.
19422 (instantiate_decls): Likewise.
19423 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
19424 * function.h (instantiate_decl_rtl): Add prototype.
19425 * cfgexpand.c (target.h): New include.
19426 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
19427 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
19428 (TARGET_INSTANTIATE_DECLS): Likewise.
19429 (TARGET_INITIALIZER): New target hooks added.
19430 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
19432 * config/rs6000/rs6000.c (tree-flow.h): New include.
19433 (machine_function): Add sdmode_stack_slot field.
19434 (rs6000_alloc_sdmode_stack_slot): New function.
19435 (rs6000_instantiate_decls): Likewise.
19436 (rs6000_secondary_memory_needed_rtx): Likewise.
19437 (rs6000_check_sdmode): Likewise.
19438 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
19439 (TARGET_INSTANTIATE_DECLS): Likewise.
19440 (rs6000_hard_regno_mode_ok): Allow SDmode.
19441 (num_insns_constant): Likewise. Handle _Decimal32 constants.
19442 (rs6000_emit_move): Handle SDmode.
19443 (function_arg_advance): Likewise.
19444 (function_arg): Likewise.
19445 (rs6000_gimplify_va_arg): Likewise. Add special handling of
19446 SDmode var args for 32-bit compiles.
19447 (rs6000_secondary_reload_class): Handle SDmode.
19448 (rs6000_output_function_epilogue): Likewise.
19449 (rs6000_function_value): Simplify if statement.
19450 (rs6000_libcall_value): Likewise.
19451 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
19452 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
19453 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
19454 (movsd_hardfloat): New define_insn.
19455 (movsd_softfloat): Likewise.
19456 (movsd_store): Likewise.
19457 (movsd_load): Likewise.
19458 (extendsddd2): Likewise.
19459 (extendsdtd2): Likewise.
19460 (truncddsd2): Likewise.
19461 (movdd_hardfloat64): Fixup comment.
19462 (UNSPEC_MOVSD_LOAD): New constant.
19463 (UNSPEC_MOVSD_STORE): Likewise.
19465 2008-01-26 Jakub Jelinek <jakub@redhat.com>
19468 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
19470 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
19471 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
19472 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
19473 and TRUTH_XOR_EXPR.
19475 2008-01-26 David Edelsohn <edelsohn@gnu.org>
19478 * config.gcc: Separate AIX 5.3 from AIX 6.1.
19479 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19480 __LONGDOUBLE128 too.
19481 * config/rs6000/aix61.h: New file.
19483 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
19485 PR rtl-optimization/34959
19486 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
19487 popcount and parity rtxes the same mode as their operand.
19488 Truncate or extend the result to the return value's mode
19491 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
19494 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
19495 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
19496 to GOT_VERSION_REGNUM.
19497 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
19498 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
19499 * config/mips/mips.c (mips_emit_call_insn): New function.
19500 (mips_call_tls_get_addr): Call mips_expand_call directly.
19501 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
19503 (mips16_build_call_stub): Likewise. Return the call insn or null.
19504 (mips_expand_call): Update the call to mips16_build_call_stub
19505 accordingly and a remove redundant condition. Assert that MIPS16
19506 stubs do not use lazy binding. Use mips_emit_call_insn and return
19508 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
19510 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
19511 (mips_avoid_hazard): Remove hazard_set handling.
19512 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
19513 (UNSPEC_RESTORE_GP): ...this.
19514 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
19515 (FAKE_CALL_REGNO): Rename to...
19516 (GOT_VERSION_REGNUM): ...this.
19517 (type): Add "ghost" value. Add an associated insn reservation.
19518 (hazard_set): Remove.
19519 (exception_receiver): Rename to...
19520 (restore_gp): ...this and update the unspec identifier accordingly.
19521 (exception_receiver, nonlocal_got_receiver): New expanders.
19522 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
19523 FAKE_CALL_REGNO. Remove hazard_set attribute.
19524 (set_got_version, update_got_version): New patterns.
19526 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
19529 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
19531 2008-01-25 Joseph Myers <joseph@codesourcery.com>
19534 * doc/install.texi2html: Generate gcc-vers.texi.
19536 2008-01-25 DJ Delorie <dj@redhat.com>
19538 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
19540 2008-01-25 Joseph Myers <joseph@codesourcery.com>
19542 * config/c4x: Remove directory.
19543 * config.gcc (crx-*, mt-*): Mark obsolete.
19544 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
19545 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
19546 sh-*-rtemscoff*): Remove cases.
19547 * defaults.h (C4X_FLOAT_FORMAT): Remove.
19548 * real.c (encode_c4x_single, decode_c4x_single,
19549 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
19550 c4x_extended_format): Remove.
19551 * real.h (c4x_single_format, c4x_extended_format): Remove.
19552 * doc/extend.texi (interrupt, naked): Remove mention of attributes
19554 (Pragmas): Remove comment about c4x pragmas.
19555 * doc/install.texi (c4x): Remove target-specific instructions.
19556 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
19557 * doc/md.texi (Machine Constraints): Remove C4x documentation.
19558 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
19559 refer to C4x source files as examples.
19560 (C4X_FLOAT_FORMAT): Remove documentation.
19562 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
19564 * config/bfin/bfin.c (override_options): Reorder tests so that
19565 flag_pic gets enabled for -msep-data.
19567 2008-01-25 Richard Guenther <rguenther@suse.de>
19569 PR middle-end/32244
19570 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
19571 to its bitfield precision if required.
19573 2008-01-25 Jakub Jelinek <jakub@redhat.com>
19575 PR middle-end/33880
19576 * tree-nested.c (walk_omp_for): New function.
19577 (convert_nonlocal_reference, convert_local_reference): Call
19578 walk_omp_for on OMP_FOR.
19579 (convert_call_expr): Call walk_body on OMP_FOR's
19580 OMP_FOR_PRE_INIT_BODY.
19582 2008-01-25 Richard Guenther <rguenther@suse.de>
19584 PR tree-optimization/34966
19585 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
19586 default defs and PHI_NODEs we have to insert after the
19587 defining statement.
19589 2008-01-24 Nick Clifton <nickc@redhat.com>
19591 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
19592 Provide a default definition.
19593 (LIBGCC2_UNITS_PER_WORD): Likewise.
19595 * config/stormy16/stormy16.c: Include df.h for the prototype
19596 for df_regs_ever_live_p.
19597 (xstormy16_expand_builtin_va_start): Convert the stack offset
19598 into a component_ref and then use POINTER_PLUS_EXPR to add it
19599 to the incoming_virtual_args_rtx.
19600 (xstormy16_gimplify_va_arg_expr): Rename to
19601 xstormy16_gimplify_va_arg_expr.
19602 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
19603 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
19604 xstormy16_gimplify_va_arg_expr.
19605 Fix up some formatting issues.
19607 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
19608 Move to predicates.md.
19609 (xs_hi_general_operand): Likewise.
19610 (xs_hi_nonmemory_operand): Likewise.
19611 * config/stormy16/predicates.md:
19612 (xstormy16_carry_plus_operand): New predicate.
19613 (xs_hi_general_operand): New predicate.
19614 (xs_hi_nonmemory_operand): New predicate.
19615 * config/stormy16/stormy16-protos.h:
19616 (xstormy16_carry_plus_operand): Delete prototype.
19617 (xs_hi_general_operand): Likewise.
19618 (xs_hi_nonmemory_operand): Likewise.
19620 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
19621 modifiers as they are no longer needed and they can trigger
19622 reload spill failures.
19624 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
19625 with a match_operand in order to help reload.
19627 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
19628 constraint with 'e' for the 8th alternative as this version of
19629 the mov.w instruction only accepts the lower 8 registers.
19631 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
19634 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
19635 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
19638 2008-01-25 Jakub Jelinek <jakub@redhat.com>
19640 PR middle-end/33333
19641 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
19643 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
19645 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
19647 (remove_structure): Update allocations list before removing structure.
19649 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
19651 * ipa-struct-reorg.c (is_safe_cond_expr,
19652 create_new_stmts_for_cond_expr): Use integer_zerop function,
19653 that recognize not only zero-pointer, but zero-integer too.
19655 2008-01-25 Ben Elliston <bje@au.ibm.com>
19658 * fixproto: Escape "." in sed expression that strips leading "./".
19660 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
19663 * gcc.c (SWITCH_OK): Removed.
19664 (SWITCH_LIVE): Changed to bit.
19665 (SWITCH_FALSE): Likewise.
19666 (SWITCH_IGNORE): Likewise.
19667 (switchstr): Change live_cond to unsigned int.
19668 (process_command): Replace SWITCH_OK with 0.
19669 (do_self_spec): Likewise.
19670 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
19671 (give_switch): Likewise.
19672 (used_arg): Likewise.
19673 (do_spec_1): Set the SWITCH_IGNORE bit.
19674 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
19675 bits. Set the SWITCH_LIVE bit.
19677 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
19679 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
19681 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
19683 PR tree-optimization/34472
19684 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
19685 parameter to a "bool *" and set *DATA to false if there is
19686 an unsafe access. Do not delete the structure here.
19687 (check_cond_exprs): Delete it here instead.
19688 (check_cond_exprs, exclude_cold_structs): Do not increase
19689 I when removing a structure.
19691 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
19694 * config/i386/i386.c (ix86_expand_vector_init): Consider only
19695 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
19697 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
19699 PR middle-end/34934
19700 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
19701 a fixed vector for stack.
19703 2008-01-24 Ben Elliston <bje@au.ibm.com>
19706 * doc/gcc.texi (Software development): Add a direntry for g++.
19708 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
19710 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
19711 stale and straggling -fforce-addr comments above.
19713 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
19715 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
19716 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
19718 2008-01-23 Michael Matz <matz@suse.de>
19721 * dwarf2out.c (force_type_die): Use modified_type_die instead of
19724 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
19726 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
19727 malloc result type.
19729 2008-01-23 Anatoly Sokolov <aesok@post.ru>
19731 * config/avr/avr.c (avr_current_arch): New variable.
19732 (avr_arch_types): Add 'avr31' and 'avr51' entries.
19733 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
19734 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
19735 (avr_override_options): Init 'avr_current_arch'.
19736 (base_arch_s): Move from here...
19737 * config/avr/avr.h (base_arch_s): ... here. Add new members
19738 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
19739 'mega' to 'have_jmp_call'.
19740 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
19741 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
19743 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
19745 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19746 MULTILIB_MATCHES): Ditto.
19748 2008-01-23 Richard Guenther <rguenther@suse.de>
19750 PR middle-end/31529
19751 * cgraphunit.c (cgraph_reset_node): Always mark the node
19752 not reachable if it is not queued already.
19754 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
19756 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
19757 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
19758 (cputype_selected): New static variable.
19759 (bfin_handle_option): Set it if -mcpu is used.
19760 (override_option): Select default set of workarounds if no cpu type
19761 selected on the command line.
19762 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
19764 From Michael Frysinger <michael.frysinger@analog.com>
19765 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
19766 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
19768 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
19769 for bf547, bf523, bf524, and bf526.
19770 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
19772 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
19773 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
19774 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
19775 __ADSPBF547__ and __ADSPBF54x__ for bf547.
19776 * doc/invoke.texi (Blackfin Options): Document that
19777 -mcpu now accept bf547, bf523, bf524, and bf526.
19779 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
19781 PR rtl-optimization/34628
19782 * combine.c (try_combine): Stop and undo after the first combination
19783 if an autoincrement side-effect on the first insn has effectively
19786 2008-01-22 David Edelsohn <edelsohn@gnu.org>
19789 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
19790 Offset addresses are not valid for Altivec or paired float modes.
19792 2008-01-22 Jakub Jelinek <jakub@redhat.com>
19795 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
19796 if DECL_INITIAL (decl) is error_mark_node.
19799 * c-common.c (handle_vector_size_attribute): Only allow
19800 integral, scalar float and fixed point types. Handle OFFSET_TYPE
19801 the same way as pointer, array etc. types.
19802 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
19805 * tree.c (build_type_attribute_qual_variant): Call
19806 build_qualified_type if attributes are equal, but quals are not.
19808 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19811 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
19812 * flags.h (warn_strict_aliasing): Remove.
19813 (warn_strict_overflow): Remove.
19814 * opts.c (warn_strict_aliasing): Remove.
19815 (warn_strict_overflow): Remove.
19816 * c-opts.c (c_common_handle_option): -Wall only sets
19817 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
19818 (c_common_post_options): Give default values to -Wstrict-aliasing
19819 and -Wstrict-overflow if they are uninitialized.
19820 * common.opt (Wstrict-aliasing): Specify Var and Init.
19821 (Wstrict-overflow): Likewise.
19823 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
19825 PR rtl-optimization/26854
19826 PR rtl-optimization/34400
19827 PR rtl-optimization/34884
19828 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
19830 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
19831 (df_rd_bb_info.expanded_lr_out): Deleted
19832 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
19833 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
19834 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
19835 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
19836 Removed code to allocate, initialize or free expanded_lr_out.
19837 (df_rd_bb_local_compute_process_def): Restructured to make more
19839 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
19840 sets if the sets are being trimmed.
19842 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
19845 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
19846 (as_vers): Likewise.
19847 * configure: Regenerated.
19849 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19851 PR middle-end/33092
19852 * tree-pass.h (pass_build_alias): New pass.
19853 * tree-ssa-alias.c (gate_build_alias): New.
19854 (pass_build_alias): New.
19855 * passes.c (init_optimization_passes): Add pass_build_alias after
19856 pass_create_structure_vars.
19858 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
19860 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
19861 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
19862 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
19863 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
19864 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
19865 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
19866 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
19867 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
19868 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
19869 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
19870 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
19871 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
19872 * config/s390/s390.md (FP_ALL): New mode iterator.
19873 (_d): New mode attribute.
19874 ("*signbit<mode>2>"): Changed mode of first operand.
19875 ("isinf<mode>2"): Changed mode of first operand.
19876 ("*TDC_insn"): Adaptation for DFP modes.
19878 2008-01-22 Ben Elliston <bje@au.ibm.com>
19880 * tree.c (check_qualified_type): Improve function description.
19882 2008-01-21 Jason Merrill <jason@redhat.com>
19885 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
19886 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
19889 2008-01-21 DJ Delorie <dj@redhat.com>
19891 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
19894 2008-01-21 Richard Guenther <rguenther@suse.de>
19896 PR middle-end/34856
19897 * tree-cfg.c (verify_expr): Allow all invariant expressions
19898 instead of just constant class ones as reference argument.
19899 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
19900 like any other constant.
19901 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
19903 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
19905 * regmove.c (fixup_match_1): Update call crossed frequencies.
19907 2008-01-21 Richard Guenther <rguenther@suse.de>
19910 * tree-inline.c (setup_one_parameter): Deal with mismatched
19911 types using a VIEW_CONVERT_EXPR.
19913 2008-01-21 Alon Dayan <alond@il.ibm.com>
19914 Olga Golovanevsky <olga@il.ibm.com>
19916 PR tree-optimization/34701
19917 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
19918 when the structure size is not a power of 2.
19920 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
19922 * doc/install.texi: Add doc for --enable-checking=df.
19924 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
19926 PR rtl-optimization/34808
19927 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
19929 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
19931 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
19934 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
19936 PR rtl-optimization/26854
19937 PR rtl-optimization/34400
19938 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
19940 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
19941 (df_rd_bb_info.expanded_lr_out): New.
19942 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
19943 * loop_iv.c (iv_analysis_loop_init): Ditto.
19944 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
19945 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
19946 Added code to allocate, initialize or free expanded_lr_out.
19947 (df_rd_bb_local_compute_process_def): Restructured to make
19948 more understandable.
19949 (df_rd_confluence_n): Add code to do nothing with fake edges and
19950 code to no apply invalidate_by_call sets if the sets are being trimmed.
19951 (df_lr_local_finalize): Renamed to df_lr_finalize.
19952 (df_live_local_finalize): Renamed to df_live_finalize.
19954 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
19957 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
19958 deciding whether to use reciprocal instructions.
19960 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
19962 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
19963 dwarf2out_note_section_used if cold_text_section is NULL.
19965 2008-01-19 Jakub Jelinek <jakub@redhat.com>
19967 PR gcov-profile/34610
19968 * tree-cfg.c (make_edges): Mark both outgoing edges from
19969 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
19970 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
19971 from OMP_FOR and OMP_CONTINUE outgoing edges.
19973 * tree-profile.c (tree_profiling): Return early if
19974 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
19976 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
19977 from cfun to child_cfun.
19978 * function.h (struct function): Add after_tree_profile bit.
19980 2008-01-19 Anatoly Sokolov <aesok@post.ru>
19982 * config/avr/avr.S (_exit): Disable interrupt.
19984 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
19985 Steven Bosscher <stevenb.gcc@gmail.com>
19987 PR rtl-optimization/26854
19988 PR rtl-optimization/34400
19989 * df-problems.c (df_live_scratch): New scratch bitmap.
19990 (df_live_alloc): Allocate df_live_scratch when doing df_live.
19991 (df_live_reset): Clear the proper bitmaps.
19992 (df_live_bb_local_compute): Only process the artificial defs once
19993 since the order is not important.
19994 (df_live_init): Init the df_live sets only with the variables
19995 found live by df_lr.
19996 (df_live_transfer_function): Use the df_lr sets to prune the
19997 df_live sets as they are being computed.
19998 (df_live_free): Free df_live_scratch.
20000 2008-01-18 Ian Lance Taylor <iant@google.com>
20002 * common.opt: Add fmerge-debug-strings.
20003 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
20004 flag_merge_debug_strings rather than flag_merge_constants.
20005 * doc/invoke.texi (Option Summary): Mention
20006 -fmerge-debug-strings.
20007 (Debugging Options): Document -fmerge-debug-strings.
20009 2008-01-18 Ian Lance Taylor <iant@google.com>
20012 * tree.h (DECL_IS_OPERATOR_NEW): Define.
20013 (struct tree_function_decl): Add new field operator_new_flag.
20014 * tree-inline.c (expand_call_inline): When inlining a call to
20015 operator new, force the return value to go into a variable, and
20016 set DECL_NO_TBAA_P on that variable.
20017 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
20019 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
20022 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
20023 DWARF2_DEBUGGING_INFO.
20024 (dwarf2out_note_section_used): Ditto. Add prototype.
20025 (have_multiple_function_sections, text_section_used,
20026 cold_text_section_used, *cold_text_sections): Move declarations
20029 2008-01-17 Bob Wilson <bob.wilson@acm.org>
20031 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
20032 field and add signal_ra.
20033 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
20034 assignments to frame state pc. Move end of stack check after
20035 MD_FALLBACK_FRAME_STATE_FOR.
20036 (uw_update_context_1): Use frame state signal_regs if set, instead
20037 of checking signal_frame flag.
20038 (uw_update_context): Use frame state signal_ra if set.
20039 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
20040 * config/xtensa/linux-unwind.h: New file.
20042 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
20044 * modulo-sched.c (get_sched_window): Fix comment typo.
20046 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
20048 PR tree-optimization/34648
20049 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
20051 2008-01-17 Anatoly Sokolov <aesok@post.ru>
20053 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
20054 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
20056 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
20058 PR rtl-optimization/34400
20059 * df-core.c (df_worklist_dataflow_overeager,
20060 df_worklist_dataflow_doublequeue): New functions.
20061 (df_worklist_dataflow): Two different worklist solvers.
20062 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
20065 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20068 * doc/invoke.texi: Document the dependence on pthread for fopenmp
20069 and ftree-parallelize-loops.
20071 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
20073 PR rtl-optimization/34826
20074 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
20076 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
20078 * global.c (find_reg): Mark the eh regs as used if necessary.
20079 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
20080 * ra.h (struct allocno): no_eh_reg field added. Changed
20081 no_stack_reg type to bitfield.
20083 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
20085 * tree.c (substitute_in_expr): Add missing 'break'.
20087 2008-01-17 Richard Guenther <rguenther@suse.de>
20089 PR tree-optimization/34825
20090 * tree-ssa-math-opts.c (is_division_by): Do not recognize
20091 x / x as division to handle.
20093 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20095 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
20096 "-pthread" is specified.
20097 * pa-hpux11.h (LIB_SPEC): Likewise.
20099 2008-01-16 Janis Johnson <janis187@us.ibm.com>
20100 Peter Bergner <bergner@vnet.ibm.com>
20102 PR rtl-optimization/33796
20103 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
20105 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20107 PR libgfortran/34699
20108 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
20110 * pa-hpux10.h (LINK_SPEC): Likewise.
20111 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
20113 2008-01-16 Richard Guenther <rguenther@suse.de>
20115 PR middle-end/32628
20116 * fold-const.c (fold_convert_const_int_from_int): Do not
20117 set overflow if that occured only because of a sign extension
20118 change when converting from/to a sizetype with the same
20119 precision and signedness.
20121 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
20124 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
20125 location address to the correct place. Update copyright year.
20127 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20129 * lambda-code.c (lambda_transform_legal_p): Handle the case of
20130 no dependences in the dependence_relations vector.
20132 2008-01-16 Jan Hubicka <jh@suse.cz>
20134 PR rtl-optimization/31396
20135 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
20136 * cfg.c (dump_reg_info): Print it.
20137 * regs.h (struct reg_info_t): add freq_calls_crossed.
20138 (REG_FREQ_CALLS_CROSSED): New macro.
20139 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
20140 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
20141 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
20142 regmove_optimize): Update call crossed frequencies.
20143 * local-alloc.c (struct qty): Add freq_calls_crossed.
20144 (alloc_qty): Copute freq_calls_crossed.
20145 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
20146 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
20147 * ra.h (struct allocno): Add freq_calls_crossed.
20149 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20151 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
20152 libgomp when compiling with ftree-parallelize-loops.
20153 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
20155 2008-01-16 Richard Guenther <rguenther@suse.de>
20157 PR tree-optimization/34769
20158 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
20159 * tree.c (int_cst_value): Instead make this function more
20160 permissive in what it accepts as valid input. Document this
20161 function always sign-extends the value.
20163 2008-01-16 Jakub Jelinek <jakub@redhat.com>
20164 Richard Guenther <rguenther@suse.de>
20167 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
20168 (gimple_fold_indirect_ref_rhs): ... this.
20169 (gimple_fold_indirect_ref): New function with foldings
20170 that preserve lvalueness.
20171 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
20172 * tree-flow.h (gimple_fold_indirect_ref): Declare.
20173 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
20174 to fold an INDIRECT_REF, fall back to the old use of
20175 fold_indirect_ref_1.
20177 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20179 * tree-data-ref.c (subscript_dependence_tester_1): Call
20180 free_conflict_function.
20181 (compute_self_dependence): Same.
20183 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
20186 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
20187 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
20189 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
20190 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
20191 for DWARF2_UNWIND_INFO targets.
20193 2008-01-16 Richard Guenther <rguenther@suse.de>
20196 * c-typeck.c (common_pointer_type): Do not merge inconsistent
20197 type qualifiers for function types.
20199 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
20201 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
20202 loop_iterator li from previous commit.
20204 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
20206 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
20208 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
20210 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
20211 (parallelize_loops): Don't parallelize irreducible components.
20213 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20216 * c-opts (c_common_post_options): Do not enable CPP
20217 flag_pedantic_errors by default.
20219 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
20221 PR rtl-optimization/31944
20222 * cse.c (remove_pseudo_from_table): New function.
20223 (merge_equiv_classes): Use above function to remove pseudo-registers.
20224 (invalidate): Likewise.
20226 2008-01-13 Richard Guenther <rguenther@suse.de>
20228 PR middle-end/34601
20229 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
20230 instead of TYPE_MODE to deal with calls from expand_one_error_var.
20232 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
20234 * gcse.c (cprop_jump): Call validate_unshare_change instead of
20235 validate_change to unshare the source of the PC set.
20237 2008-01-12 Jan Hubicka <jh@suse.cz>
20239 PR middle-end/32135
20240 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
20241 references above array bounds. This might trigger bounds checks for
20242 pointers to arrays.
20244 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
20246 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
20247 new_replaceable_dependencies.
20249 2008-01-12 Doug Kwan <dougkwan@google.com>
20251 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
20252 instead of OPT_Wreturn_type in warning due to ignored return type
20254 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
20255 options included in -Wextra.
20256 * c.opt: New option -Wignored_qualifiers.
20257 * doc/invoke.texi (Warning Options, -Wextra): Add new option
20258 -Wignore_qualifiers.
20259 (-Wignored-qualifiers): Document.
20260 (-Wreturn-type): Remove description of functionality now handled
20261 by -Wignored-qualifiers.
20263 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
20266 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
20267 NOP_EXPR if it is between integral types with the same precision.
20269 2008-01-12 Jan Hubicka <jh@suse.cz>
20272 * invoke.texi (max-inline-recursive-depth): Fix default value.
20274 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
20276 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
20279 2008-01-11 Bob Wilson <bob.wilson@acm.org>
20281 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
20283 2008-01-11 James E. Wilson <wilson@specifix.com>
20286 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
20288 2008-01-11 Anatoly Sokolov <aesok@post.ru>
20290 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
20291 save/restore frame pointer register and don't use 'call-prologues'
20292 optimization in function with "OS_task" attribute.
20294 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
20296 PR middle-end/31309
20297 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
20298 when copying to memory.
20300 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
20302 PR rtl-optimization/30905
20303 * cfgcleanup.c: Include dce.h
20304 (crossjumps_occured): New global variable.
20305 (try_crossjump_bb): Exit loop after finding a fallthru edge.
20306 If something changed, set crossjumps_occured to true.
20307 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
20308 Don't add/remove fake edges to exit here...
20309 (cleanup_cfg): ...but do it here, when crossjumping.
20310 Run a fast DCE when successful crossjumps occured in the latest
20311 iteration of try_optimize_cfg.
20313 2008-01-11 Richard Guenther <rguenther@suse.de>
20315 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
20316 (struct vn_unary_op_s): Likewise.
20317 (vn_reference_insert): Free old reference on hash collision.
20319 2008-01-10 Raksit Ashok <raksit@google.com>
20321 PR rtl-optimization/27971
20322 * combine.c (find_split_point): Split PLUS expressions which are
20323 inside a MEM rtx, and whose first operand is complex.
20325 2008-01-10 DJ Delorie <dj@redhat.com>
20327 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
20328 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
20329 (m32c_hard_regno_ok): Call the underlying function.
20331 2008-01-10 Richard Guenther <rguenther@suse.de>
20333 PR middle-end/34683
20334 * tree-cfg.c (tree_merge_blocks): Do not go through the
20335 full-blown folding and stmt updating path if we just deal
20336 with virtual operands.
20337 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
20338 test for abnormal SSA_NAMEs.
20340 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
20342 PR middle-end/34641
20343 * reload.c (push_reload): Add assertions. All constants from
20344 reg_equiv_constant should have been used for replacing the respective
20346 (find_reloads_address): Invoke find_reloads_address_part for
20347 constant taken from the reg_equiv_constant array.
20349 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
20351 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
20352 field (valnum) the first in the struct. Replace bools with
20355 2008-01-10 Richard Guenther <rguenther@suse.de>
20357 PR tree-optimization/34651
20358 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
20359 types and ordering for masking and converting.
20361 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
20363 PR tree-optimization/34017
20364 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
20365 also for PHI_NODE expressions.
20367 2008-01-09 Jan Hubicka <jh@suse.cz>
20369 PR tree-optimization/34708
20370 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
20371 based on number of case labels.
20372 (init_inline_once): Remove switch_cost.
20373 * tree-inline.h (eni_weights_d): Remove switch_cost.
20375 2008-01-09 Richard Guenther <rguenther@suse.de>
20376 Andrew Pinski <andrew_pinski@playstation.sony.com>
20378 PR middle-end/30132
20379 * gimplify.c (gimplify_cond_expr): Do not create an addressable
20380 temporary if an rvalue is ok or an lvalue is not required.
20382 2008-01-09 Richard Guenther <rguenther@suse.de>
20384 PR middle-end/34458
20385 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
20386 adjust return type.
20388 2008-01-09 Richard Guenther <rguenther@suse.de>
20390 PR middle-end/34679
20391 * tree.c (host_integerp): Check for sizetype only if the
20392 type is an integer type.
20394 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
20397 * opts.c (decode_options): Disable inlining of functions called
20398 once if not in unit-at-a-time mode.
20400 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
20402 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
20404 2008-01-08 Richard Guenther <rguenther@suse.de>
20406 PR middle-end/31863
20407 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
20408 out early if the result will be unused.
20410 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
20415 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20416 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
20419 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
20421 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
20422 for vectorization tuned.
20424 2008-01-08 Richard Guenther <rguenther@suse.de>
20426 PR tree-optimization/34683
20427 * tree-ssa-operands.c (operand_build_cmp): Export.
20428 * tree-ssa-operands.h (operand_build_cmp): Declare.
20429 * tree-vn.c (vuses_compare): Remove.
20430 (sort_vuses): Use operand_build_cmp.
20431 (sort_vuses_heap): Likewise.
20432 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
20433 to re-use old VEC if available. Do not sort already sorted VUSEs.
20434 (vdefs_to_vec): Do not sort already sorted VDEFs.
20436 2008-01-08 Jakub Jelinek <jakub@redhat.com>
20438 PR middle-end/34694
20439 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
20441 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
20444 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
20445 limitations of reciprocal sequences on x86 targets.
20447 2008-01-08 Richard Guenther <rguenther@suse.de>
20449 PR tree-optimization/34683
20450 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
20452 2008-01-07 Jakub Jelinek <jakub@redhat.com>
20455 * config/darwin.c (darwin_mergeable_string_section): Don't use
20456 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
20458 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
20461 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
20462 negxf2. Macroize expander using X87MODEF mode iterator. Change
20463 predicates of op0 and op1 to register_operand.
20464 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
20465 expander using X87MODEF mode iterator. Change predicates of
20466 op0 and op1 to register_operand.
20467 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
20468 corresponding patterns and macroize using MODEF macro. Change
20469 predicates of op0 and op1 to register_operand and remove
20470 "m" constraint. Disparage "r" alternative with "!".
20471 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
20472 macroize using X87MODEF macro. Change predicates of op0 and op1
20473 to register_operand and remove "m" constraint. Disparage "r"
20474 alternative with "!".
20475 (absneg splitter with memory operands): Remove.
20476 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
20477 patterns and macroize using X87MODEF mode iterator.
20478 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
20479 Change predicate of op1 to register_operand.
20480 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
20481 for memory operands.
20483 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
20485 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
20487 2008-01-07 Richard Guenther <rguenther@suse.de>
20489 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
20492 2008-01-07 Richard Guenther <rguenther@suse.de>
20494 PR tree-optimization/34683
20495 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
20496 VOPs of the needed size to save memory. Use VEC_quick_push
20497 to save compile-time.
20498 (vdefs_to_vec): Likewise.
20500 2008-01-07 Sa Liu <saliu@de.ibm.com>
20502 * config/spu/spu.md (divdf3): Genetate inline code for double
20503 division. The implementation doesn't handle INF or NAN, therefore it
20504 only applies when -ffinite-math-only is given.
20506 2008-01-06 Paolo Carlini <pcarlini@suse.de>
20509 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
20510 * doc/cpp.texi ([Common Predefined Macros]): Document.
20512 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
20514 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
20515 order to use commutative addition instead of subtraction.
20517 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20518 Mircea Namolaru <namolaru@il.ibm.com>
20519 Vladimir Yanovsky <yanov@il.ibm.com>
20520 Revital Eres <eres@il.ibm.com>
20522 PR tree-optimization/34263
20523 * tree-outof-ssa.c (process_single_block_loop_latch,
20524 contains_tree_r): New functions.
20525 (analyze_edges_for_bb): Call process_single_block_loop_latch
20526 function to empty single-basic-block latch block if possible.
20528 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20530 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
20532 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
20534 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
20536 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
20538 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
20540 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
20542 2008-01-05 Jakub Jelinek <jakub@redhat.com>
20544 PR tree-optimization/34618
20545 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
20548 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20551 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
20552 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
20553 Update copyright year.
20555 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
20556 Update copyright year.
20557 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
20560 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
20562 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
20563 edge does not point to current bb before changing need_assert.
20565 2008-01-04 Richard Guenther <rguenther@suse.de>
20567 PR middle-end/34029
20568 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
20569 for verifying purposes if they are is_gimple_min_invariant.
20571 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
20573 PR tree-optimization/34448
20574 PR tree-optimization/34465
20575 * gimplify.c (gimplify_init_constructor): Add new parameter
20576 notify_temp_creation. Use it.
20577 (gimplify_modify_expr_rhs): Take volatiles into account when
20578 optimizing constructors.
20579 Do not optimize constructors if gimplify_init_constructor will dump to
20581 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
20582 * gcc.c-torture/compile/pr34448.c: New.
20584 2008-01-04 Jakub Jelinek <jakub@redhat.com>
20586 PR gcov-profile/34609
20587 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
20588 return_slot if result is TREE_ADDRESSABLE.
20590 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
20592 * config/mips/mips.md (sqrt_condition): Tweak comment.
20593 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
20595 2008-01-03 Tom Tromey <tromey@redhat.com>
20598 * c-common.c (c_type_hash): Handle VLAs.
20600 2008-01-03 Jan Hubicka <jh@suse.cz>
20602 PR tree-optimization/31081
20603 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
20604 0 when inlining and not inlining to first basic block.
20605 (remap_decl): When var is initialized to 0, don't set default_def.
20606 (expand_call_inline): Set entry_bb.
20607 * tree-inline.h (copy_body_data): Add entry_bb.
20609 2008-01-03 Jakub Jelinek <jakub@redhat.com>
20612 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
20615 PR tree-optimization/29484
20616 * tree-inline.c (inline_forbidden_p_2): New function.
20617 (inline_forbidden_p): Disallow inlining if some static var
20618 has an address of a local LABEL_DECL in its initializer.
20619 * doc/extend.texi (Labels as Values): Document &&foo behaviour
20622 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
20624 PR tree-optimization/34635
20625 * tree-data-ref.c (add_other_self_distances): Make sure that the
20626 evolution step is constant.
20628 2008-01-03 Jakub Jelinek <jakub@redhat.com>
20630 PR middle-end/34608
20631 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
20633 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
20635 * tree-sra.c (scalarize_init): Insert the generate_element_init
20636 statements after the generate_element_zero statements.
20638 2008-01-02 Richard Guenther <rguenther@suse.de>
20640 PR middle-end/34093
20641 PR middle-end/31976
20642 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
20643 for very large number of operands instead of ICEing.
20645 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
20648 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
20649 while stack probing.
20651 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
20653 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
20656 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
20658 PR libmudflap/26442
20659 * tree-mudflap.c (mx_register_decls): Guard warning by
20660 !DECL_ARTIFICIAL check.
20662 2008-01-01 Jakub Jelinek <jakub@redhat.com>
20664 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
20665 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
20666 sse5_perm<mode>): Fix constraints.