1 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
3 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
5 2008-05-12 Anatoly Sokolov <aesok@post.ru>
7 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
8 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
9 Use 'machine->is_leaf' instead of 'leaf_func_p'.
11 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
14 (*vec_concatv4sf_sse): This.
15 (*sse2_concatv2si): Renamed to ...
16 (*vec_concatv2si_sse2): This.
17 (*sse1_concatv2si): Renamed to ...
18 (*vec_concatv2si_sse): This.
19 (*vec_concatv2di_rex): Renamed to ...
20 (*vec_concatv2di_rex64): This.
21 (*vec_concatv2si_sse4_1): New.
22 (*vec_concatv2di_rex64_sse4_1): Likewise.
24 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
26 PR rtl-optimization/36111
27 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
28 that was created for swappable operands.
30 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
33 * Makefile.in: Substitute GNATMAKE and GNATBIND.
34 * configure.ac: Add call to ACX_PROG_GNAT.
36 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
38 * optc-gen.awk: Fix comment typo.
40 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
42 * pretty-print.c (pp_integer_with_precision): Use
43 HOST_LONG_LONG_FORMAT.
45 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
47 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
49 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
51 * config/i386/i386.c (bdesc_ptest): Removed.
52 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
53 (bdesc_args): Add __builtin_ia32_ptestz128,
54 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
55 (ix86_init_mmx_sse_builtins): Updated.
56 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
57 (ix86_expand_builtin): Updated.
59 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
61 * tree-cfg.c (valid_fixed_convert_types_p): New function.
62 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
64 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
66 * value-prof.c (interesting_stringop_to_profile): Do not
67 return early for BUILT_IN_MEMPCPY.
69 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
71 * calls.c (expand_call): Don't use callgraph to increase
72 preferred_stack_boundary.
74 * cgraph.h (cgraph_rtl_info): Use unsigned on
75 preferred_incoming_stack_boundary.
77 * final.c (rest_of_clean_state): Use unsigned on
78 preferred_stack_boundary.
80 2008-05-09 Tom Tromey <tromey@redhat.com>
82 PR preprocessor/22231:
83 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
86 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
88 PR tree-optimization/36129
89 * tree-ssa-ccp.c: Include value-prof.h.
90 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
91 built-in function was folded to a constant.
92 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
94 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
95 Sebastian Pop <sebastian.pop@amd.com>
97 * tree-scalar-evolution.c: Document instantiate_scev.
98 (instantiate_parameters_1): Renamed instantiate_scev_1.
99 Don't use the same loop for instantiation_loop and evolution_loop.
100 (instantiate_scev): New.
101 (instantiate_parameters): Moved...
102 (resolve_mixers): Update call to instantiate_scev_1 to pass the
103 same loop twice. Maintains the semantics for this function.
104 * tree-scalar-evolution.h (instantiate_scev): Declare.
105 (instantiate_parameters): ...here. Now static inline.
106 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
107 instead of resolve_mixers.
109 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
111 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
113 2008-05-09 Tomas Bily <tbily@suse.cz>
115 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
116 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
117 * tree-ssa-structalias.c (get_constraint_for): Likewise.
118 * c-common.c (c_common_truthvalue_conversion): Likewise.
119 * tree-object-size.c (compute_object_offset): Likewise.
120 * tree-inline.c (estimate_num_insns_1): Likewise.
121 * varasm.c (const_hash_1, compare_constant, copy_constant)
122 (compute_reloc_for_constant, output_addressed_constants)
123 (initializer_constant_valid_p): Likewise.
124 * c-omp.c (check_omp_for_incr_expr): Likewise.
125 * gimplify.c (gimplify_expr): Likewise.
126 * c-typeck.c (c_finish_return): Likewise.
127 * tree-vectorizer.c (supportable_widening_operation)
128 (supportable_narrowing_operation): Likewise.
129 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
130 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
131 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
132 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
133 (descr_info_loc): Likewise.
134 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
135 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
136 (fold_unary): Likewise.
137 * builtins.c (get_pointer_alignment): Likewise.
138 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
139 (instantiate_parameters_1): Likewise.
140 * tree.c (expr_align, stabilize_reference): Likewise.
141 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
142 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
143 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
144 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
145 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
146 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
148 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
149 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
150 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
151 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
152 (forward_propagate_comparison)
153 (tree_ssa_forward_propagate_single_use_vars): Likewise.
154 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
155 * emit-rtl.c (component_ref_for_mem_expr)
156 (set_mem_attributes_minus_bitpos): Likewise.
157 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
158 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
160 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
161 (build_function_call, pointer_diff, build_compound_expr)
162 (c_finish_return): Likewise.
163 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
164 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
166 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
167 * expr.c (is_aligning_offset): Likewise.
168 * tree-ssa-alias.c (is_escape_site): Likewise.
169 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
170 (check_all_va_list_escapes): Likewise.
171 * tree-ssa-loop-ivopts.c (determine_base_object)
172 (determine_common_wider_type): Likewise.
173 * dojump.c (do_jump): Likewise.
174 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
175 * tree-gimple.c (is_gimple_cast): Likewise.
176 * fold-const.c (decode_field_reference, )
177 (fold_sign_changed_comparison, fold_unary, fold_comparison)
178 (fold_binary): Likewise.
179 * tree-ssa-alias-warnings.c (find_alias_site_helper)
180 (already_warned_in_frontend_p): Likewise.
181 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
182 * tree.c (really_constant_p, get_unwidened): Likewise.
183 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
184 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
185 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
187 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
189 (CONVERT_EXPR_P): Define.
190 (CASE_CONVERT): Define.
192 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
195 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
196 (delete_unmarked_insns): When deleting a call, call
197 delete_unreachable_blocks.
198 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
199 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
201 2008-05-08 Richard Guenther <rguenther@suse.de>
203 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
204 (-ftree-salias): Likewise.
205 (salias-max-implicit-fields): Remove param documentation.
206 (salias-max-array-elements): Likewise.
207 * tree-pass.h (pass_create_structure_vars): Remove.
208 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
209 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
210 * tree-ssa-alias.c (create_structure_vars): Remove.
211 (gate_structure_vars): Likewise.
212 (pass_create_structure_vars): Likewise.
213 (gate_build_alias): Likewise.
214 (pass_build_alias): Adjust to run always and dump the function.
215 * common.opt (ftree-salias): Hide.
216 * passes.c (init_optimization_passes): Remove
217 pass_create_structure_vars, adjust comment.
218 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
219 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
220 * opts.c (decode_options): Do not set flag_tree_salias.
221 (common_handle_option): Add OPT_ftree_salias to the backward
222 compatibility section.
224 2008-05-08 Richard Guenther <rguenther@suse.de>
226 * tree-flow-inline.h (var_can_have_subvars): Move ...
227 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
228 * tree-flow.h (var_can_have_subvars): Remove.
229 (push_fields_onto_fieldstack): Remove.
230 (sort_fieldstack): Likewise.
231 (struct fieldoff): Move ...
232 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
233 alias_set and base_for_components fields.
234 (sort_fieldstack): Make static.
235 (push_fields_onto_fieldstack): Likewise. Remove code that
236 handles anything but RECORD_TYPEs. Remove alias_set and
237 base_for_components handling.
238 (create_variable_info_for): Adjust.
240 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
242 * common.opt (Wframe-larger-than=): Shorten the help message
244 * doc/invoke.texi (Wframe-larger-than=): Add more description.
246 2008-05-08 Rafael Espindola <espindola@google.com>
248 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
250 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
251 trap and that both operands are gimple values.
252 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
253 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
256 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
258 * read-rtl.c (join_c_conditions): Return the first string if the
259 two strings are equal.
261 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
263 * gensupport.h (pred_data): Add a "num_codes" field.
264 (add_predicate_code): Declare.
265 * gensupport.c (add_predicate_code): New function.
266 (std_pred_table): Add an "allows_const_p" field.
267 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
268 Remove the (incomplete) list of such codes from the codes field.
269 (init_predicate_table): Use add_predicate_code. Add all
270 RTX_CONST_OBJs if allows_const_p is true.
271 * genrecog.c (process_define_predicate): Use add_predicate_code.
273 2008-05-08 David Daney <ddaney@avtrex.com>
274 Richard Sandiford <rsandifo@nildram.co.uk>
276 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
277 special case of constant zero operands.
278 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
279 old and new values. Special case constant zero values.
280 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
282 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
283 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
285 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
288 * simplify-rtx.c (simplify_plus_minus): Create CONST of
289 similar RTX_CONST_OBJ before CONST_INT.
291 2008-05-08 Steve Ellcey <sje@cup.hp.com>
293 * stmt.c (expand_stack_restore): Change sa mode if needed.
295 2008-05-08 Richard Guenther <rguenther@suse.de>
297 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
299 (ix86_sol10_return_in_memory): Likewise.
300 (ix86_i386elf_return_in_memory): Likewise.
301 (ix86_i386interix_return_in_memory): Likewise.
302 * config/i386/i386.c (ix86_return_in_memory): Likewise.
303 (ix86_sol10_return_in_memory): Likewise.
304 (ix86_i386elf_return_in_memory): Likewise.
305 (ix86_i386interix_return_in_memory): Likewise.
307 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
310 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
312 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
313 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
316 2008-05-08 Richard Guenther <rguenther@suse.de>
318 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
319 * tree-data-ref.h (struct dr_alias): Remove subvars field.
320 (DR_SUBVARS): Remove.
321 * tree-dfa.c (dump_subvars_for): Remove.
322 (debug_subvars_for): Likewise.
323 (dump_variable): Do not dump subvars.
324 (remove_referenced_var): Do not remove subvars.
325 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
326 (lookup_subvars_for_var): Remove.
327 (get_subvars_for_var): Likewise.
328 (get_subvars_at): Likewise.
329 (get_first_overlapping_subvar): Likewise.
330 (overlap_subvar): Likewise.
331 * tree-flow.h (subvar_t): Remove.
332 (struct var_ann_d): Remove subvars field.
333 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
334 argument. Remove special handling of SFTs.
335 (compute_tag_properties): Likewise.
336 (set_initial_properties): Likewise.
337 (compute_call_clobbered): Likewise.
338 (count_mem_refs): Likewise.
339 (compute_memory_partitions): Likewise.
340 (compute_flow_insensitive_aliasing): Likewise.
341 (setup_pointers_and_addressables): Likewise.
342 (new_type_alias): Likewise.
343 (struct used_part): Remove.
344 (used_portions): Likewise.
345 (struct used_part_map): Likewise.
346 (used_part_map_eq): Likewise.
347 (used_part_map_hash): Likewise.
348 (free_used_part_map): Likewise.
349 (up_lookup): Likewise.
350 (up_insert): Likewise.
351 (get_or_create_used_part_for): Likewise.
352 (create_sft): Likewise.
353 (create_overlap_variables_for): Likewise.
354 (find_used_portions): Likewise.
355 (create_structure_vars): Likewise.
356 * tree.def (STRUCT_FIELD_TAG): Remove.
357 * tree.h (MTAG_P): Adjust.
358 (struct tree_memory_tag): Remove base_for_components and
359 unpartitionable flags.
360 (struct tree_struct_field_tag): Remove.
361 (SFT_PARENT_VAR): Likewise.
362 (SFT_OFFSET): Likewise.
363 (SFT_SIZE): Likewise.
364 (SFT_NONADDRESSABLE_P): Likewise.
365 (SFT_ALIAS_SET): Likewise.
366 (SFT_UNPARTITIONABLE_P): Likewise.
367 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
368 (union tree_node): Remove sft field.
369 * alias.c (get_alias_set): Remove special handling of SFTs.
370 * print-tree.c (print_node): Remove handling of SFTs.
371 * tree-dump.c (dequeue_and_dump): Likewise.
372 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
373 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
374 * tree-predcom.c (set_alias_info): Do not set subvars.
375 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
376 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
377 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
378 (add_vars_for_offset): Remove.
379 (add_virtual_operand): Remove special handling of SFTs.
380 (add_call_clobber_ops): Likewise.
381 (add_call_read_ops): Likewise.
382 (get_asm_expr_operands): Likewise.
383 (get_modify_stmt_operands): Likewise.
384 (get_expr_operands): Likewise.
385 (add_to_addressable_set): Likewise.
386 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
387 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
388 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
389 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
390 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
391 (tree_node_structure): Likewise.
392 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
394 (find_what_p_points_to): Likewise.
396 2008-05-08 Sa Liu <saliu@de.ibm.com>
398 * config/spu/spu.md: Fixed subti3 pattern.
400 2008-05-08 Richard Guenther <rguenther@suse.de>
403 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
404 sure to create a representative for trailing arrays for PTA.
406 2008-05-08 Richard Guenther <rguenther@suse.de>
409 * fold-const.c (operand_equal_p): Two objects which types
410 differ in pointerness are not equal.
412 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
414 * calls.c (compute_argument_block_size): Add argument tree fndecl.
415 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
416 (emit_library_call_value_1): Add new variable fndecl initialized by
417 NULL_TREE. It should be the decl type of orgfun, but this information
418 seems not to be available here, so it uses the default calling abi.
419 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
420 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
421 by TARGET_RETURN_IN_MEMORY.
422 * config/i386/i386-interix.h: Likewise.
423 * config/i386/i386.h: Likewise.
424 * config/i386/i386elf.h: Likewise.
425 * config/i386/ptx4-i.h: Likewise.
426 * config/i386/sol2-10.h: Likewise.
427 * config/i386/sysv4.h: Likewise.
428 * config/i386/vx-common.h: Likewise.
429 * config/cris/cris.h: Removed #if 0 clause.
430 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
431 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
433 (ix86_sol10_return_in_memory): Likewise.
434 (ix86_i386elf_return_in_memory): New.
435 (ix86_i386interix_return_in_memory): New.
436 * config/mt/mt-protos.h (mt_return_in_memory): New.
437 * config/mt/mt.c: Likewise.
438 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
439 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
440 * config/bfin/bfin.h: Likewise.
441 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
443 * config/bfin/bfin.c: Likewise.
444 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
445 * config/alpha/unicosmk.h: Likewise.
446 * config/i386/cygming.h: Likewise.
447 * config/iq2000/iq2000.h: Likewise.
448 * config/mips/mips.h: Likewise.
449 * config/mn10300/mn10300.h: Likewise.
450 * config/rs6000/rs6000.h: Likewise.
451 * config/score/score.h: Likewise.
452 * config/spu/spu.h: Likewise.
453 * config/v850/v850.h: Likewise.
454 * defaults.h: Likewise.
455 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
456 * expr.c (emit_block_move): Adjust use of
457 OUTGOING_REG_PARM_STACK_SPACE.
458 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
459 OUTGOING_REG_PARM_STACK_SPACE.
460 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
462 2008-05-08 Jakub Jelinek <jakub@redhat.com>
464 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
465 on OMP_RETURN for OMP_FOR.
468 * dwarf2out.c (dw_expand_expr, common_check): Removed.
469 (fortran_common): New function.
470 (gen_variable_die): Call fortran_common instead of common_check,
471 adjust for it returning tree instead of rtx. Formatting.
473 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
477 * see.c (see_copy_insn): Copy new pure const attributes for new call.
478 * c-decl.c (merge_decls): Ditto.
479 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
480 to RTL_CONST_OR_PURE_CALL_P.
481 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
482 Initialized DECL_LOOPING_CONST_PURE.
483 (process_call_operands): Set tree_side_effects properly.
484 * tree.h (TREE_READONLY_DECL_P): Removed.
485 (DECL_IS_PURE): Renamed to DECL_PURE_P.
486 (DECL_LOOPING_OR_CONST_P): New macro.
487 (struct tree_function_decl): Added looping_const_or_pure_p.
489 (ECF_LOOPING_OR_CONST_P): New macro.
490 * rtlanal.c (pure_const_p): Removed.
491 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
492 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
494 * ipa-pure-const.c (pure_const_state_e): Added looping field.
495 (check_decl, check_tree, check_call, scan_function): Initialize
497 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
498 (static_execute): Set looping true for recursive functions.
499 Undo setting state to IPA_NEITHER for recursive functions.
501 * ifcvt.c (noce_can_store_speculate_p): Changed
502 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
503 RTL_CONST_OR_PURE_CALL_P.
504 * dse.c (scan_insn): Ditto.
505 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
506 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
507 RTL_CONST_OR_PURE_CALL_P.
508 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
509 pure_call_p to RTL_CONST_CALL_P.
510 * gimplify.c (gimplify_call_expr): Clear side effects for
511 non-looping pure and constant calls.
512 * calls.c (emit_call_1): Set rtl flags from ecf flags.
513 (flags_from_decl_or_type): Set ecf flags from decl flags.
514 (initialize_argument_information): Turn off
515 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
516 Change const to pure if callee_copies is true rather than just
518 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
519 way of marking pure calls.
520 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
521 Remove hack that was supposed to fix pr7335 and remove old
522 way of marking pure calls.
523 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
524 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
525 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
526 RTL_CONST_OR_PURE_CALL_P.
527 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
528 * loop-invariant.c (find_exits, find_invariant_bb): Changed
529 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
530 * sched-deps.c (schedule_analyze): Ditto.
531 * rtl.h (struct rtx_def): Use call field, unchanging field, and
532 return_val field of calls to represent pure and const function info.
533 (CONST_OR_PURE_CALL_P): Deleted macro.
534 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
535 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
536 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
538 * tree-optimize.c (execute_fixup_cfg): Added test for
539 ECF_LOOPING_CONST_OR_PURE.
540 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
542 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
543 effects for looping pure or const calls.
544 (verify_gimple_expr): Added verification code.
545 * config/alpha/alpha.c (alpha_legitimize_address,
546 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
548 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
549 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
550 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
551 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
552 RTL_CONST_OR_PURE_CALL_P.
553 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
554 and const calls to be deleted.
556 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
559 * config/i386/mmx.md (mmx_subv2sf3): New expander.
560 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
561 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
562 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
563 to handle nonimmediate operands.
564 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
565 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
566 to handle nonimmediate operands.
567 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
568 (mmx_pmulhrwv4hi3): New expander. Use
569 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
570 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
571 (sse2_umulv1siv1di3): New expander. Use
572 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
573 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
574 (mmx_eq<mode>3): New expander. Use
575 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
576 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
577 (mmx_uavgv8qi3): New expander. Use
578 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
579 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
580 (mmx_uavgv4hi3): New expander. Use
581 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
584 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
585 to handle nonimmediate operands.
586 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
587 to handle nonimmediate operands.
588 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
589 to handle nonimmediate operands.
590 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
591 to handle nonimmediate operands.
592 (sse2_unpckhpd_exp): New expander. Use
593 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
594 (sse2_unpcklpd_exp): New expander. Use
595 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
596 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
597 to handle nonimmediate operands.
598 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
599 to handle nonimmediate operands.
600 (*sse2_<plusminus_insn><mode>3): Rename from
601 sse2_<plusminus_insn><mode>3 insn pattern.
602 (sse2_<plusminus_insn><mode>3): New expander. Use
603 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
604 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
605 (sse2_umulv2siv2di3): New expander. Use
606 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
607 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
608 (sse4_1_mulv2siv2di3): New expander. Use
609 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
610 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
611 (sse2_pmaddwd): New expander. Use
612 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
613 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
614 (sse2_eq<mode>3): New expander. Use
615 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
616 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
617 (sse4_1_eqv2di3): New expander. Use
618 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
619 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
620 (sse2_uavgv16qi3): New expander. Use
621 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
622 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
623 (sse2_uavgv16qi3): New expander. Use
624 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
625 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
626 (sse2_uavgv8hi3): New expander. Use
627 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
628 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
629 (ssse3_pmulhrswv8hi3): New expander. Use
630 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
631 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
632 (ssse3_pmulhrswv4hi3): New expander. Use
633 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
635 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
636 (<sse>_vmmul<mode>3): Ditto.
637 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
639 (ssse3_pmaddubsw128): Use register_operand for operand 1.
640 (ssse3_pmaddubsw): Ditto.
642 * config/i386/i386.c (struct_builtin_description)
643 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
644 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
645 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
646 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
647 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
648 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
649 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
650 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
651 (ix86_fixup_binary_operands): Assert that src1
652 and src2 must have the same mode when swapped.
653 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
654 and ix86_binary_operator_ok. Do not force operands in registers
657 2008-05-07 Jan Hubicka <jh@suse.cz>
659 * cgraph.c (dump_cgraph_node): Update.
660 * cgraph.h (cgraph_local_info): Break out inline summary.
661 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
663 * ipa-inline (inline_summary): New accestor function.
664 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
665 cgraph_decide_inlining, compute_inline_parameters): Update.
666 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
668 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
670 Cleanup ColdFire scheduling support and add V4 pipeline model.
672 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
673 (define_attr cpu): Add cfv4 value.
674 (define_attr type, define_attr type1): Merge into a single 'type'
675 attribute. Update all uses.
676 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
677 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
679 (define_attr opx_mem, define_attr opy_mem): Remove.
680 (define_attr op_mem): Clean up, update comment.
681 (define_attr size): Use specific values instead of general int.
682 (define_attr guess, define_attr split): Remove. Update all uses.
683 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
684 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
685 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
686 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
687 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
688 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
689 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
690 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
691 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
692 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
693 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
694 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
695 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
696 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
697 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
698 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
699 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
700 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
701 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
702 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
703 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
704 Update or set attributes.
705 (stack_tie): New fake instruction.
707 * config/m68k/m68k.h (TUNE_CFV4): New macro.
708 (m68k_sched_attr_size): Update declaration.
709 (m68k_sched_attr_type2): Remove.
710 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
711 Declare new bypass predicates.
713 * config/m68k/m68k.c (m68k_sched_issue_rate,
714 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
716 (TARGET_SCHED_ISSUE_RATE,
717 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
718 (override_options): Handle scheduling for ColdFire V4 core.
719 (m68k_expand_prologue): Emit stack_tie.
720 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
721 'OP_TYPE_FPN'. Update all uses.
722 (sched_guess_p): Remove.
723 (sched_address_type): Handle symbolic addresses.
724 (sched_get_operand): New static function.
725 (sched_operand_type): Merge into sched_attr_op_type.
726 (sched_attr_op_type): Handle FP registers, handle quick constants,
728 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
729 (m68k_sched_attr_size): Update. Move logic to ...
730 (sched_get_attr_size_int): New static function.
731 (sched_get_opxy_mem_type): New static function.
732 (m68k_sched_attr_op_mem): Update.
733 (m68k_sched_attr_type2): Remove.
734 (sched_cfv4_bypass_data): New static variable.
735 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
736 (m68k_sched_issue_rate): Implement scheduler hook.
737 (struct _sched_ib: enabled_p): New field.
738 (m68k_sched_variable_issue): Update. Handle V4.
739 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
740 sched_dump_class_func_t, sched_dump_split_class,
741 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
742 sched_dump_dfa_class, m68k_sched_dump): Remove.
743 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
745 (m68k_sched_init_global): Remove statisctics dumping, introduce
746 sanity check that all instructions have pipeline reservations. Handle
748 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
749 Handle ColdFire V4 core.
750 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
751 New static functions.
752 (m68k_sched_address_bypass_p): New bypass predicate.
753 (sched_get_indexed_address_scale): New static function.
754 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
756 * cf.md: Update comments.
757 (define_attr type2): Remove. Use 'type' attribute instead.
759 (cf_ib): Rename to cfv123_ib. Update all uses.
760 (cf_oep): Rename to cfv123_oep. Update all uses.
761 (cf_chr): Rename to cfv123_chr. Update all uses.
762 (cf_mem): Rename to cfv123_mem. Update all uses.
763 (cf_mac): Move to more appropriate place.
764 (cfv123_guess): New automaton and cpu_unit.
765 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
766 Update uses of 'size' attribute. Handle before reload scheduling.
767 (cfv123_guess): New dummy reservation for unhandled instructions.
768 (cfv4_*): Pipeline description of ColdFire V4 core.
769 (ignore): New reservation to handle 'ignore' type.
771 2008-05-07 Ian Lance Taylor <iant@google.com>
774 * gimplify.c (find_single_pointer_decl_1): Don't look through
776 (find_single_pointer_decl): Adjust comments.
778 2008-05-07 Jakub Jelinek <jakub@redhat.com>
781 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
782 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
785 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
786 integral type rather than floating point, then VIEW_CONVERT_EXPR
787 to the floating point type.
789 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
791 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
792 TFmode op0 to register.
794 2008-05-07 Alan Modra <amodra@bigpond.net.au>
796 * c-decl.c (grokdeclarator): Comment typo.
798 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
800 * tree-flow.h: Remove prototype for computed_goto_p.
801 * tree-cfg.c (computed_goto_p): Make static.
803 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
806 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
807 (contains_aligned_value_p): This. Handle _Decimal128.
808 (ix86_function_arg_boundary): Only align _Decimal128 to its
809 natural boundary and handle it properly.
811 2008-05-06 Martin Jambor <mjambor@suse.cz>
813 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
814 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
815 (ipcp_method_set_orig_node): Removed.
816 (ipcp_cval_get_cvalue_type): Removed.
817 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
818 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
819 (ipcp_cval_set_cvalue_type): Removed.
820 (ipcp_cval_get_cvalue): Removed.
821 (ipcp_cval_set_cvalue): Removed.
822 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
823 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
824 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
825 (ipcp_cval_meet): Renamed to ipa_lattice_meet
826 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
827 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
828 (ipcp_get_ith_lattice): Changed parameters.
829 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
830 (ipcp_lattice_from_jfunc): Changed parameters.
831 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
832 (ipcp_method_cval_print): Added temporary variable info.
833 (ipcp_redirect): Removed already unused local variable caller.
834 (ipcp_redirect): New temporary variable orig_callee_info
835 (ipcp_redirect): Removed newly unused local variable callee.
836 (ipcp_redirect): Removed (a bit confusing) local variable type.
837 (ipcp_insert_stage): Added local variable info.
838 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
840 (ipcp_formal_create): Removed.
841 (ipcp_method_cval_set): Removed.
842 (ipcp_propagate_stage): Renamed lattice variables.
843 (ipcp_method_cval_set_cvalue_type): Removed.
844 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
845 (ipcp_print_all_lattices): Changed printed strings to refer to
846 lattices rather than cvals.
847 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
848 (ipcp_propagate_const): Changed formal parameters.
849 (build_const_val): Changed formal parameters.
850 (ipcp_insert_stage): Removed useless variable cvalue
851 (build_const_val): Changed formal parameters.
852 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
853 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
854 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
855 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
856 (ipcp_print_func_profile_counts): Changed string from "method" to
858 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
859 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
860 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
861 (ipcp_structures_print): Renamed to ipcp_print_all_structures
862 (ipcp_profile_print): Renamed to ipcp_print_profile_data
863 (ipcp_lat_is_const): Changed parameters and made inline.
864 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
865 (ipcp_redirect): Renamed to ipcp_need_redirect_p
866 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
867 the predicate condition directly
868 (ipcp_propagate_stage): Added local variable args. Removed local
869 variable callee. (Both are mere code simplifications.)
870 (ipcp_method_dont_insert_const): Renamed to
871 ipcp_node_not_modifiable_p.
872 (ipcp_node_not_modifiable_p): Made inline.
873 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
874 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
875 (ipcp_print_all_lattices): Removed variable cvalue
876 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
879 2008-05-06 Olivier Hainque <hainque@adacore.com>
881 * tree-sra.c (try_instantiate_multiple_fields): Early return
882 if field has POINTER_TYPE.
884 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
886 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
887 by using 'q' specifier for instruction.
888 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
890 2008-05-06 Anatoly Sokolov <aesok@post.ru>
892 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
893 Change mode of zero_extract from QImode to HImode.
894 (sign bit tests peepholes): (Ditto.).
896 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
898 * config/i386/mmx.md: Remove double backslashes from asm templates.
899 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
900 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
901 to handle nonimmediate operands.
902 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
903 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
904 to handle nonimmediate operands.
905 (*mmx_<code>v2sf3_finite): New insn pattern.
906 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
907 (mmx_<code>v2sf3): New expander. Use
908 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
909 (mmx_<plusminus_insn><mode>3): New expander. Use
910 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
911 (*mmx_<plusminus_insn><mode>3): New insn pattern.
912 (mmx_add<mode>3): Removed.
913 (mmx_ssadd<mode>3): Ditto.
914 (mmx_usadd<mode>3): Ditto.
915 (mmx_sub<mode>3): Ditto.
916 (mmx_sssub<mode>3): Ditto.
917 (mmx_ussub<mode>3): Ditto.
918 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
919 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
920 to handle nonimmediate operands.
921 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
923 (mmx_smulv4hi3_highpart): New expander. Use
924 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
925 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
927 (mmx_umulv4hi3_highpart): New expander. Use
928 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
929 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
930 (mmx_<code>v4hi3): New expander. Use
931 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
932 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
933 (mmx_<code>v8qi3): New expander. Use
934 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
935 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
936 (mmx_<code><mode>3): New expander. Use
937 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
939 2008-05-05 Jan Hubicka <jh@suse.cz>
941 PR tree-optimization/36118
942 * passes.c (pass_init_dump_file): Fix dump header.
944 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
947 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
948 VCE for function decls.
950 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
952 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
954 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
956 * config/i386/i386.md (sat_plusminus): New.
957 (plusminus_insn): Likewise.
958 (plusminus_mnemonic): Likewise.
960 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
961 (*<addsub><mode>3_cc_overflow): Renamed to ...
962 (*<plusminus_insn><mode>3_cc_overflow): This.
963 (*<addsub>si3_zext_cc_overflow): Renamed to ...
964 (*<plusminus_insn>si3_zext_cc_overflow): This.
966 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
967 (<plusminus_insn><mode>3): This.
968 (*<addsub><mode>3): Renamed to ...
969 (*<plusminus_insn><mode>3): This.
970 (<sse>_vm<addsub><mode>3): Renamed to ...
971 (<sse>_vm<plusminus_insn><mode>3): This.
972 (sse3_h<addsub>v4sf3): Renamed to ...
973 (sse3_h<plusminus_insn>v4sf3): This.
974 (sse3_h<addsub>v2df3): Renamed to ...
975 (sse3_h<plusminus_insn>v2df3): This.
976 (<plusminus_insn><mode>3): New.
977 (*<plusminus_insn><mode>3): Likewise.
978 (sse2_<plusminus_insn><mode>3): Likewise.
979 (add<mode>): Removed.
980 (*add<mode>3): Likewise.
981 (sse2_ssadd<mode>3): Likewise.
982 (sse2_usadd<mode>3): Likewise.
983 (sub<mode>3): Likewise.
984 (*sub<mode>3): Likewise.
985 (sse2_sssub<mode>3): Likewise.
986 (sse2_ussub<mode>3): Likewise.
988 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
990 * gthr-single.h: Add in required interface elements as per gthr.h.
991 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
992 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
993 Generalize UNUSED macro.
994 (__gthread_once): Add.
995 (__gthread_key_create): Add.
996 (__gthread_key_delete): Add.
997 (__gthread_getspecific): Add.
998 (__gthread_setspecific): Add.
1000 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1002 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1003 the same size types for the indirect reference on the rhs, then
1006 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1008 * config/i386/i386.md
1009 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1010 one insn template instead of template series.
1011 (*xordi_1_rex64): Ditto.
1012 (*xordi_2_rex64): Ditto.
1014 2008-05-05 Ira Rosen <irar@il.ibm.com>
1016 PR tree-optimization/36119
1017 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1020 2008-06-04 Jan Hubicka <jh@suse.cz>
1022 tree-optimization/36100
1023 * tree-pass.h (pass_O0_always_inline): Declare.
1024 * ipa-inline.c (inline_transform): Remove dead code.
1025 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1026 pass_O0_always_inline): New.
1027 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1029 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1031 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1032 mnemonic in this_param move for TARGET_64BIT.
1034 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1036 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1037 (*strmovsi_rex_1): Ditto.
1038 (*strsetsi_1): Ditto.
1039 (*strsetsi_rex_1): Ditto.
1041 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1042 adddicc expanders using SWI mode iterator.
1044 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1047 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1050 2008-05-04 David S. Miller <davem@davemloft.net>
1052 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1053 (sparc*-*-linux*): Use linux.h in tm_file.
1054 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1055 compiler defaulting to 32-bit.
1056 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1058 * config/sparc/linux.h: Remove definitions now obtained
1059 properly from linux.h
1060 * config/sparc/linux64.h: Likewise.
1061 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1062 don't want this setting for 32-bit builds in a biarch compiler.
1063 * doc/install.texi: Add sparc-linux to list of targets
1064 supporting --enable-targets=all.
1066 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1068 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1070 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1072 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1073 after V4SI_FTYPE_V8HI.
1074 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1075 case V4SI_FTYPE_V2DF.
1077 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1079 * doc/invoke.texi (max-flow-memory-locations): Removed.
1080 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1082 2008-05-03 Richard Guenther <rguenther@suse.de>
1085 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1087 2008-05-02 David S. Miller <davem@davemloft.net>
1089 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1091 2008-05-02 Simon Baldwin <simonb@google.com>
1094 * c-common.h (warn_array_subscript_range): Removed.
1095 * c-common.c (warn_array_subscript_range): Ditto.
1096 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1097 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1099 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1101 * config/i386/i386.c (ix86_special_builtin_type): New.
1102 (bdesc_special_args): Likewise.
1103 (ix86_expand_special_args_builtin): Likewise.
1104 (ix86_init_mmx_sse_builtins): Updated.
1105 (ix86_expand_builtin): Updated.
1106 (ix86_expand_store_builtin): Removed.
1107 (ix86_expand_unop_builtin): Likewise.
1109 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1110 * config/i386/mmintrin.h (__v2sf): Here.
1112 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1114 (_mm_loadl_pi): Likewise.
1115 (_mm_storeh_pi): Replace __v2si with __v2sf.
1116 (_mm_storel_pi): Likewise.
1118 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1119 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1120 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1121 __builtin_ia32_loadlpd.
1123 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1125 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1126 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1127 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1128 (ix86_init_mmx_sse_builtins): Updated.
1129 (ix86_expand_args_builtin): Likewise.
1130 (ix86_expand_builtin): Likewise.
1131 (ix86_expand_unop1_builtin): Renamed to ...
1132 (ix86_expand_unop_vec_merge_builtin): This.
1134 2008-05-01 Jan Hubicka <jh@suse.cz>
1137 * ipa-inline.c (inline_generate_summary): Make static.
1138 (inline_transform): Do not call inlining at -O0; make static.
1139 * passes.c (execute_todo): Add sanity check.
1140 (execute_one_ipa_transform_pass): Execute proper flags.
1142 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1144 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1145 (DECL_NONADDRESSABLE_P): Likewise.
1146 * alias.c (record_component_aliases): Fix comment.
1148 2008-05-01 Simon Baldwin <simonb@google.com>
1150 * c-common.h (warn_array_subscript_range): New function.
1151 * c-common.c (warn_array_subscript_range): Ditto.
1152 * tree-vrp.c (check_array_ref): Corrected code to agree with
1153 comment, ignoring only arrays of size 0 or size 1.
1154 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1156 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1158 * config/i386/i386.c (ix86_builtin_type): Replace
1159 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1160 (bdesc_args): Updated.
1161 (ix86_init_mmx_sse_builtins): Likewise.
1162 (ix86_expand_args_builtin): Likewise.
1164 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1167 * doc/extend.texi: Correct __builtin_ia32_palignr.
1169 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1172 * config/i386/i386.c (bdesc_crc32): Removed.
1173 (ix86_expand_crc32): Likewise.
1174 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1175 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1176 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1177 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1178 UINT_FTYPE_UINT_UCHAR.
1179 (bdesc_args): Updated. Add crc32 builtins.
1180 (ix86_init_mmx_sse_builtins): Updated.
1181 (ix86_expand_args_builtin): Updated to support subreg.
1183 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1185 2008-05-01 Jan Hubicka <jh@suse.cz>
1187 * tree-pass.h (opt_pass): Add IPA_PASS.
1188 (varpool_node, cgraph_node): Forward declare.
1189 (ipa_opt_pass): Define.
1190 (pass_ipa_inline): Turn into ipa_opt_pass.
1191 (pass_apply_inline): Remove.
1192 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1193 (apply_inline): Turn into ....
1194 (inline_transform): ... this one.
1195 (inline_generate_summary): New function.
1196 (pass_apply_inline): Remove.
1197 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1199 (struct function): Add ipa_transforms_to_apply.
1200 * passes.c (register_one_dump_file): Work on IPA_PASS.
1201 (init_optimization_passes): Remove pass_inline_parameters and
1203 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1204 (execute_one_pass) ... here; apply transforms when possible.
1205 (add_ipa_transform_pass, execute_ipa_summary_asses,
1206 execute_one_ipa_transform_pass): New.
1207 (execute_ipa_pass_list): Update for IPA_PASS type.
1209 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1211 * config/i386/i386.c (ix86_builtin_type): Add
1212 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1213 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1214 (bdesc_args): Add SSE4a builtins.
1215 (ix86_init_mmx_sse_builtins): Updated.
1216 (ix86_expand_args_builtin): Likewise.
1217 (ix86_expand_builtin): Likewise.
1219 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1221 * config/i386/i386.c (ix86_builtin_type): Add
1222 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1223 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1224 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1225 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1226 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1227 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1228 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1229 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1230 and DI_FTYPE_DI_DI_INT.
1231 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1232 (ix86_init_mmx_sse_builtins): Updated.
1233 (ix86_expand_args_builtin): Likewise.
1234 (ix86_expand_builtin): Likewise.
1235 (ix86_expand_binop_imm_builtin): Removed.
1237 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1239 2008-04-30 Richard Guenther <rguenther@suse.de>
1241 PR tree-optimization/32921
1242 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1244 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1246 * config/arm/arm.c (arm_unwind_emit): Use
1247 crtl->all_throwers_are_sibcalls instead of
1248 cfun->all_throwers_are_sibcalls.
1249 (arm_output_fn_unwind): Likewise.
1250 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1251 instead of cfun->uses_pic_offset_table.
1252 (frv_expand_prologue): Likewise.
1253 (frv_frame_pointer_required): Likewise.
1254 (frv_expand_fdpic_call): Likewise.
1255 (frv_emit_movsi): Likewise.
1256 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1257 cfun->returns_pcc_struct instead of
1258 current_function_returns_pcc_struct.
1259 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1260 instead of cfun->calls_eh_return.
1261 (m32c_pushm_popm): Likewise.
1262 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1263 "extern" declaration.
1265 2008-04-30 Richard Guenther <rguenther@suse.de>
1267 PR tree-optimization/21636
1268 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1270 (evaluate_stmt): Print the likely value.
1271 (ccp_visit_stmt): Avoid excessive vertical spacing.
1273 2008-04-30 Rafael Espindola <espindola@google.com>
1275 * builtins.c (fold_call_expr): Return realret.
1276 * tree-ssa-threadedge.c
1277 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1278 __builtin_object_size.
1280 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1282 * gcc.c (wrapper_string): New variable.
1283 (insert_wrapper): New function.
1284 (execute): New option -wrapper.
1285 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1287 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1289 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1290 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1291 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1293 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1294 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1295 config/rs6000/e500crtres64gprctr.asm,
1296 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1297 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1298 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1299 config/rs6000/e500crtsav64gprctr.asm,
1300 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1301 config/rs6000/e500crtsavg64gprctr.asm: New files.
1302 * config/rs6000/t-ppccomm: Add build rules for new files.
1303 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1304 * config/rs6000/t-netbsd: Add build rules for new files.
1305 (LIB2FUNCS_STATIC_EXTRA): New variable.
1306 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1307 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1308 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1310 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1312 * config/i386/i386.c (ix86_builtin_type): Add
1313 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1314 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1315 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1316 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1317 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1318 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1319 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1320 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1321 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1322 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1323 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1324 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1325 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1326 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1327 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1328 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1329 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1330 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1331 V1DI_FTYPE_V2SI_V2SI.
1332 (bdesc_2arg): Moved to ...
1334 (ix86_init_mmx_sse_builtins): Updated.
1335 (ix86_expand_args_builtin): Updated. Take a pointer
1336 to const struct builtin_description. Handle comparison
1338 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1339 (ix86_expand_builtin): Updated.
1341 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1342 (ssse3_pmaddubsw128): This.
1343 (ssse3_pmaddubswv4hi3): Renamed to ...
1344 (ssse3_pmaddubsw): This.
1346 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1347 (__builtin_ia32_packssdw128): Likewise.
1348 (__builtin_ia32_packuswb128): Likewise.
1349 (__builtin_ia32_pmaddubsw): Likewise.
1350 (__builtin_ia32_pmaddubsw128): Likewise.
1352 2008-04-30 Richard Guenther <rguenther@suse.de>
1354 PR tree-optimization/14847
1355 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1356 (recognize_bits_test): Use it.
1357 (recognize_single_bit_test): Likewise.
1359 2008-04-30 Martin Jambor <mjambor@suse.cz>
1361 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1362 instead of setting number of formal parameters to zero.
1363 (ipcp_init_stage): Do not set the number of actual parameters to zero
1365 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1366 which are called with variable number of arguments.
1367 (ipcp_insert_stage): Explicitely skipping all nodes which are
1368 called with variable number of arguments.
1369 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1370 number of parameters.
1372 * ipa-prop.h (struct ipa_node_params): Added flag
1373 called_with_var_arguments
1374 (ipa_set_param_count): Added. Changed sole setter to use it.
1375 (ipa_get_param_count): Added. All readers of param_count
1376 converted to use it instead.
1377 (ipa_set_called_with_variable_arg): Added.
1378 (ipa_is_called_with_var_arguments): Added.
1379 (ipa_get_ith_param): Added. All readers of param_decls converted
1381 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1383 (ipa_get_cs_argument_count): Added, all readers of argument_count
1385 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1388 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1389 (struct ipcp_lattice): Renamed cval_type to type
1390 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1392 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1393 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1394 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1395 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1396 (build_const_val): Changed the type of parameter cvalue to tree
1397 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1398 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1400 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1403 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1404 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1405 (ipa_add_method): Renamed to ipa_push_func_to_list
1406 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1407 (ipa_callsite_param_count): Removed.
1408 (ipa_callsite_param_count_set): Removed.
1409 (ipa_callsite_param): Removed.
1410 (ipa_callsite_callee): Removed.
1411 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1412 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1413 (ipa_method_formal_count): Removed.
1414 (ipa_method_formal_count_set): Removed.
1415 (ipa_method_get_tree): Removed.
1416 (ipa_method_tree_map_create): Removed.
1417 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1418 (ipa_create_param_decls_array): Creates the array itself
1419 (ipa_create_param_decls_array): Temporary variable info instead of
1421 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1422 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1423 (get_type): Removed.
1424 (ipa_jf_get_info_type): Removed.
1425 (ipa_node_create): Renamed to ipa_create_node_params
1426 (ipa_free): Renamed to ipa_free_all_node_params
1427 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1428 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1429 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1430 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1431 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1432 ipa_free_all_edge_args
1433 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1434 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1435 (ipa_create_methodlist_node): Removed.
1436 (ipa_methodlist_method): Removed.
1437 (ipa_methodlist_method_set): Removed.
1438 (ipa_methodlist_next_method): Removed.
1439 (ipa_methodlist_next_method_set): Removed.
1440 (ipa_method_is_modified): Removed.
1441 (ipa_method_modify_create): Removed.
1442 (ipa_method_modify_init): Temporary variable info instead of a few
1444 (ipa_detect_param_modifications): Temporary variable info instead of
1446 (ipa_compute_jump_functions): Temporary variable info instead of
1448 (ipa_method_modify_set): Removed.
1449 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1450 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1451 than craph_node as the first parameter.
1452 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1453 (ipa_method_modify_init): Removed.
1454 (ipa_compute_jump_functions): Added a temp variable instead of
1455 repeatadly dereferencing the cgraph_edge.aux pointer
1456 (ipa_callsite_param_set_type): Removed.
1457 (ipa_compute_jump_functions): i renamed to index and moved to
1459 (ipa_callsite_param_set_info_type_formal): Removed.
1460 (ipa_callsite_param_set_info_type): Removed.
1461 (ipa_callsite_param_map_create): Removed.
1462 (ipa_callsite_tree): Removed.
1463 (ipa_callsite_caller): Removed.
1464 (ipa_pop_func_from_list): return_method removed to return_func
1466 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1467 prefixed all values with IPA_. Changed all users.
1468 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1469 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1470 and FORMAL_IPATYPE IPA_PASS_THROUGH.
1471 (union parameter_info): Renamed to jump_func_value.
1472 (union jump_func_value): Renamed value to constant
1473 (struct ipa_jump_func): Renamed info_type to value
1474 (struct ipa_node): Renamed to ipa_node_params
1475 (struct ipa_node_params): Renamed ipa_arg_num to param_count
1476 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1477 (struct ipa_node_params): Renamed ipa_mod to modified_flags
1478 (struct ipa_edge): Renamed to ipa_edge_args
1479 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1480 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
1481 (struct ipa_methodlist): Renamed to ipa_func_list
1482 (struct ipa_func_list): method_p renamed to node, next_method
1484 (ipa_methodlist_p): Removed, switched all users to struct pointer
1485 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
1487 2008-04-30 Alan Modra <amodra@bigpond.net.au>
1489 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
1490 (rs6000_emit_epilogue): Use backchain to restore only when we
1491 have a large frame. Make use of frame pointer to restore if we
1492 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
1494 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
1496 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1497 Add mode to zero_extract.
1498 (sign bit tests peepholes): (Ditto.).
1500 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
1502 * config/i386/i386.c (ix86_builtins): Replace Prescott New
1503 Instructions in comments with SSE3.
1504 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
1505 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
1506 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
1507 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
1508 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
1509 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
1510 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
1511 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
1512 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
1513 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
1514 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
1515 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
1516 (bdesc_sse_args): Renamed to ...
1517 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
1518 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
1519 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
1521 (bdesc_1arg): Moved to ...
1523 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
1524 Instructions in comments with SSE3.
1525 (ix86_expand_sse_operands_builtin): Renamed to ...
1526 (ix86_expand_args_builtin): This. Updated.
1527 (ix86_expand_unop1_builtin): Update comments.
1528 (ix86_expand_builtin): Updated.
1530 2008-04-29 Richard Guenther <rguenther@suse.de>
1532 PR tree-optimization/36078
1533 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
1534 Update virtual SSA form after cleaning up the CFG.
1536 2008-04-29 Richard Guenther <rguenther@suse.de>
1539 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
1541 2008-04-29 Richard Guenther <rguenther@suse.de>
1543 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
1544 (compute_may_aliases): Do not call finalize_ref_all_pointers.
1545 (compute_flow_insensitive_aliasing): Do not treat
1546 PTR_IS_REF_ALL pointers special.
1547 (get_smt_for): Likewise.
1548 (may_alias_p): Re-structure.
1549 (is_escape_site): A ref-all pointer conversion is not an escape site.
1550 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
1551 PTR_IS_REF_ALL pointers special.
1552 * tree-ssa-structalias.h (struct alias_info): Remove
1553 ref_all_symbol_mem_tag field.
1554 (PTR_IS_REF_ALL): Remove.
1556 2008-04-29 Richard Guenther <rguenther@suse.de>
1559 * fold-const.c (extract_muldiv_1): In combining division constants
1560 make sure to never overflow.
1562 2008-04-29 Nick Clifton <nickc@redhat.com>
1564 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
1566 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1569 * optc-gen.awk: Work around HP-UX/IA awk bug.
1571 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
1573 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
1576 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1579 * config/i386/i386.md
1580 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
1581 Change operand 1 predicate to nonimmediate_operand.
1583 2008-04-28 Jakub Jelinek <jakub@redhat.com>
1586 * dwarf2out.c (struct die_struct): Mark as chain_circular through
1588 * gengtype.c (walk_type, write_func_for_structure): Handle
1590 * doc/gty.texi: Document chain_circular.
1592 2008-04-28 Richard Guenther <rguenther@suse.de>
1594 PR tree-optimization/36066
1595 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
1598 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1601 * config/i386/i386.md
1602 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
1603 Use match_scratch instead of match_operand for operands 3 and 4.
1605 2008-04-27 Richard Guenther <rguenther@suse.de>
1607 PR tree-optimization/18754
1608 PR tree-optimization/34223
1609 * tree-pass.h (pass_complete_unrolli): Declare.
1610 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
1611 loop size before and after unconditionally of UL_NO_GROWTH in effect.
1612 Rewrite loop into loop closed SSA form if it is not already.
1613 (tree_unroll_loops_completely): Re-structure to iterate over
1614 innermost loops with intermediate CFG cleanups.
1615 Unroll outermost loops only if requested or the code does not grow
1617 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
1618 loops are available.
1619 (tree_vectorize): Instead do so here.
1620 (tree_complete_unroll): Also unroll outermost loops.
1621 (tree_complete_unroll_inner): New function.
1622 (gate_tree_complete_unroll_inner): Likewise.
1623 (pass_complete_unrolli): New pass.
1624 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
1625 uses outside of the loop.
1626 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
1627 form if it is available.
1628 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
1629 * passes.c (init_optimization_passes): Schedule complete inner
1630 loop unrolling pass before the first CCP pass after final inlining.
1632 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
1634 * targhooks.h (default_emutls_var_fields,
1635 default_emutls_var_init): Declare.
1636 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
1637 * target.h (struct gcc_target): Add struct emutls member.
1638 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
1639 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
1640 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
1641 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
1642 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
1643 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
1644 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
1645 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
1646 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
1647 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
1648 emit debug information.
1649 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
1650 * varasm.c: Include targhooks.h.
1651 (emutls_object_section, emutls_tmpl_section): New.
1652 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
1653 (EMUTLS_SEPARATOR): New.
1655 (get_emutls_object_name): New.
1656 (default_emutls_var_fields): New, broken out of ...
1657 (get_emutls_object_type): ... here. Adjust to use target hooks.
1658 (get_emutls_init_templ_addr): Adjust to use target hooks.
1659 (emutls_decl): Adjust to use target hooks.
1660 (emutls_finish): Likewise.
1661 (default_emutls_var_init): New, broken out of ...
1662 (assemble_variable): ... here. Adjust to use target hooks.
1663 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
1665 * c-common.c (handle_section_attribute): Prevent overriding
1666 sections for emulated tls with special sections.
1667 * config/i386/i386.c (x86_64_elf_select_section): Add
1668 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
1669 (x86_64_elf_unique_section): Likewise.
1670 * config/vxworks.c: Include tree.h.
1671 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
1672 (vxworks_override_options): Set TLS scheme.
1673 * doc/tm.texi (Emulated TLS): New node.
1675 2008-04-26 Simon Baldwin <simonb@google.com>
1678 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
1679 with propagated string constants.
1681 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
1683 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
1684 constraint for operand 2 when operand 0 is memory operand.
1685 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
1686 operand 0 is memory operand.
1687 (fix_trunc<mode>_i387_with_temp): Ditto.
1688 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
1689 operand 2 when operand 1 is memory operand.
1690 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
1691 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
1692 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
1693 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1694 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
1695 operands 2,3 and 4 when operand 1 is memory operand.
1696 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
1698 (fistdi2_floor_with_temp): Ditto.
1699 (fist<mode>2_floor_with_temp): Ditto.
1700 (fistdi2_ceil_with_temp): Ditto.
1701 (fist<mode>2_ceil_with_temp): Ditto.
1702 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
1704 2008-04-26 David Daney <ddaney@avtrex.com>
1706 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
1708 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
1709 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1710 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1711 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
1712 (compare_and_swap_12): New insn.
1713 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
1714 * config/mips/mips.c (mips_force_binary): New function.
1715 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
1716 (mips_expand_compare_and_swap_12): New function.
1717 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
1719 2008-04-25 Jan Hubicka <jh@suse.cz>
1722 * cfgexpand.c (pass_expand): Turn into RTL pass.
1723 * passes.c (execute_one_pass): Do pass typechecking after execution.
1724 * tree-pass.h (pass_expand): Turn into RTL pass.
1726 * function.h (struct rtl_data): Move here fields
1727 accesses_prior_frames, calls_eh_return, saves_all_registers,
1728 has_nonlocal_goto, has_asm_statement, is_thunk,
1729 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
1730 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
1731 arg_pointer_save_area_init from struct function; turn into bool.
1732 (struct function): Move
1733 calls_eh_return, saves_all_registers, has_nonlocal_goto,
1734 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
1735 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
1736 tail_call_emit, arg_pointer_save_area_init
1737 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
1738 (current_function_returns_struct, current_function_returns_pcc_struct,
1739 current_function_calls_setjmp, current_function_calls_alloca,
1740 current_function_accesses_prior_frames,
1741 current_function_calls_eh_return, current_function_is_thunk,
1742 current_function_stdarg, current_function_profile,
1743 current_function_limit_stack, current_function_uses_pic_offset_table,
1744 current_function_uses_const_pool, current_function_has_nonlocal_label,
1745 current_function_saves_all_registers,
1746 current_function_has_nonlocal_goto,
1747 current_function_has_asm_statement): Remove accesor macros.
1748 * ra-conflict.c (global_conflicts): Update.
1749 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
1750 (suitable_for_tail_call_opt_p): Update.
1751 * builtins.c (expand_builtin_return_addr): Update.
1752 (expand_builtin_setjmp_setup): Update.
1753 (expand_builtin_nonlocal_goto): Update.
1754 * final.c (final_start_function): Update.
1755 (profile_function): Update.
1756 (leaf_function_p): Update.
1757 (only_leaf_regs_used): Update.
1758 * df-scan.c (df_get_exit_block_use_set): Update.
1759 * dojump.c (clear_pending_stack_adjust): Update.
1760 * tree-stdarg.c (gate_optimize_stdarg): Update.
1761 * gimple-low.c (lower_function_body): Update.
1762 * global.c (compute_regsets): Update.
1763 (global_alloc): Update.
1764 * dwarf2out.c (dwarf2out_begin_prologue): Update.
1765 * expr.c (expand_assignment): Update.
1766 * dse.c (dse_step0): Update.
1767 (dse_step1): Update.
1768 * c-decl.c (store_parm_decls): Update.
1769 * local-alloc.c (combine_regs): Update.
1770 (find_free_reg): Update.
1771 * function.c (assign_parms_augmented_arg_list): Update.
1772 (assign_parm_find_data_types): Update.
1773 (assign_parms): Update.
1774 (allocate_struct_function): Update.
1775 (expand_function_start): Update.
1776 (expand_function_end): Update.
1777 (get_arg_pointer_save_area): Update.
1778 (thread_prologue_and_epilogue_insns): Update.
1779 (rest_of_match_asm_constraints): Update.
1780 * stor-layout.c (variable_size): Update.
1781 * gcse.c (gcse_main): Update.
1782 (bypass_jumps): Update.
1783 * gimplify.c (gimplify_function_tree): Update.
1784 * calls.c (emit_call_1): Update.
1785 (expand_call): Update.
1786 * bt-load.c (compute_defs_uses_and_gen): Update.
1787 * except.c (sjlj_assign_call_site_values): Update.
1788 (sjlj_emit_function_enter): Update.
1789 (can_throw_external): Update.
1790 (set_nothrow_function_flags): Update.
1791 (expand_builtin_unwind_init): Update.
1792 (expand_eh_return): Update.
1793 (convert_to_eh_region_ranges): Update.
1794 (output_function_exception_table): Update.
1795 * emit-rtl.c (gen_tmp_stack_mem): Update.
1796 * cfgexpand.c (expand_used_vars): Update.
1797 (tree_expand_cfg): Update.
1798 * cfgcleanup.c (rest_of_handle_jump): Update.
1799 * explow.c (allocate_dynamic_stack_space): Update.
1800 * varasm.c (assemble_start_function): Update.
1801 (force_const_mem): Update.
1802 (mark_constant_pool): Update.
1803 * tree-optimize.c (tree_rest_of_compilation): Update.
1804 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
1805 * tree-cfg.c (notice_special_calls): Update.
1806 (is_ctrl_altering_stmt): Update.
1807 (tree_can_make_abnormal_goto): Update.
1808 (tree_purge_dead_abnormal_call_edges): Update.
1809 * config/alpha/predicates.md: Update.
1810 * config/alpha/alpha.c (alpha_sa_mask): Update.
1811 (alpha_sa_size): Update.
1812 (alpha_does_function_need_gp): Update.
1813 (alpha_expand_prologue): Update.
1814 (alpha_start_function): Update.
1815 (alpha_output_function_end_prologue): Update.
1816 (alpha_expand_epilogue): Update.
1817 * config/frv/frv.c (frv_stack_info): Update.
1818 (frv_expand_epilogue): Update.
1819 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
1820 (s390_register_info): Update.
1821 (s390_frame_info): Update.
1822 (s390_init_frame_layout): Update.
1823 (s390_can_eliminate): Update.
1824 (save_gprs): Update.
1825 * config/spu/spu.c (spu_split_immediate): Update.
1826 (need_to_save_reg): Update.
1827 (spu_expand_prologue): Update.
1828 (spu_expand_epilogue): Update.
1829 * config/sparc/sparc.md: Update.
1830 * config/sparc/sparc.c (eligible_for_return_delay): Update.
1831 (sparc_tls_got): Update.
1832 (legitimize_pic_address): Update.
1833 (sparc_emit_call_insn): Update.
1834 (sparc_expand_prologue): Update.
1835 (output_return): Update.
1836 (print_operand): Update.
1837 (sparc_function_ok_for_sibcall): Update.
1838 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
1839 * config/m32r/m32r.md: Update.
1840 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
1841 (m32r_compute_frame_size): Update.
1842 (m32r_expand_prologue): Update.
1843 (m32r_expand_epilogue): Update.
1844 (m32r_legitimize_pic_address): Update.
1845 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
1846 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1847 * config/i386/i386.c (ix86_frame_pointer_required): Update.
1849 (ix86_save_reg): Update.
1850 (ix86_compute_frame_layout): Update.
1851 (ix86_expand_prologue): Update.
1852 (ix86_expand_epilogue): Update.
1853 * config/sh/sh.c (output_stack_adjust): Update.
1854 (calc_live_regs): Update.
1855 (sh5_schedule_saves): Update.
1856 (sh_expand_prologue): Update.
1857 (sh_expand_epilogue): Update.
1858 (sh_setup_incoming_varargs): Update.
1859 (sh_allocate_initial_value): Update.
1860 (sh_get_pr_initial_val): Update.
1861 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
1862 * config/sh/sh.md (label:): Update.
1863 * config/avr/avr.c (out_movhi_mr_r): Update.
1864 * config/crx/crx.h (enum): Update.
1865 * config/xtensa/xtensa.h (along): Update.
1866 * config/stormy16/stormy16.c Update.
1867 (xstormy16_compute_stack_layout): Update.
1868 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
1869 (fr30_expand_prologue): Update.
1870 * config/cris/cris.c (cris_conditional_register_usage): Update.
1871 (cris_reg_saved_in_regsave_area): Update.
1872 (cris_initial_frame_pointer_offset): Update.
1873 (cris_simple_epilogue): Update.
1874 (cris_expand_prologue): Update.
1875 (cris_expand_epilogue): Update.
1876 (cris_expand_pic_call_address): Update.
1877 (cris_asm_output_symbol_ref): Update.
1878 (cris_asm_output_label_ref): Update.
1879 * config/cris/cris.md Update.
1880 * config/iq2000/iq2000.c (compute_frame_size): Update.
1881 (iq2000_expand_epilogue): Update.
1882 * config/mt/mt.h (save_direction): Update.
1883 * config/mn10300/mn10300.c (mn10300_function_value): Update.
1884 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1885 (ia64_secondary_reload_class): Update.
1886 * config/m68k/m68k.c (m68k_save_reg): Update.
1887 (m68k_expand_prologue): Update.
1888 (m68k_expand_epilogue): Update.
1889 (legitimize_pic_address): Update.
1890 * config/rs6000/rs6000.c (rs6000_got_register): Update.
1891 (first_reg_to_save): Update.
1892 (first_altivec_reg_to_save): Update.
1893 (compute_vrsave_mask): Update.
1894 (compute_save_world_info): Update.
1895 (rs6000_stack_info): Update.
1896 (spe_func_has_64bit_regs_p): Update.
1897 (rs6000_ra_ever_killed): Update.
1898 (rs6000_emit_eh_reg_restore): Update.
1899 (rs6000_emit_allocate_stack): Update.
1900 (rs6000_emit_prologue): Update.
1901 (rs6000_emit_epilogue): Update.
1902 (rs6000_output_function_epilogue): Update.
1903 (output_profile_hook): Update.
1904 (rs6000_elf_declare_function_name): Update.
1905 * config/rs6000/rs6000.h (rs6000_args): Update.
1906 * config/rs6000/rs6000.md: Update.
1907 * config/mcore/mcore.c (mcore_expand_prolog): Update.
1908 * config/arc/arc.c (arc_output_function_epilogue): Update.
1909 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
1910 * config/darwin.c (machopic_function_base_name): Update.
1911 * config/score/score3.c (score3_compute_frame_size): Update.
1914 (score3_epilogue): Update.
1915 * config/score/score7.c (score7_compute_frame_size): Update.
1916 (score7_prologue): Update.
1917 (score7_epilogue): Update.
1918 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
1919 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1920 * config/arm/arm.c (use_return_insn): Update.
1921 (require_pic_register): Update.
1922 (arm_load_pic_register): Update.
1923 (arm_compute_save_reg0_reg12_mask): Update.
1924 (arm_compute_save_reg_mask): Update.
1925 (thumb1_compute_save_reg_mask): Update.
1926 (output_return_instruction): Update.
1927 (arm_output_function_prologue): Update.
1928 (arm_output_epilogue): Update.
1929 (arm_get_frame_offsets): Update.
1930 (arm_expand_prologue): Update.
1931 (thumb_pushpop): Update.
1932 (thumb_exit): Update.
1933 (thumb1_expand_prologue): Update.
1934 (thumb1_expand_epilogue): Update.
1935 (arm_unwind_emit): Update.
1936 (arm_output_fn_unwind): Update.
1937 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
1938 * config/arm/arm.md: Update.
1939 * config/pa/pa.md: Update.
1940 * config/pa/pa.c (legitimize_pic_address): Update.
1941 (compute_frame_size): Update.
1942 (hppa_expand_prologue): Update.
1943 (hppa_expand_epilogue): Update.
1944 (borx_reg_operand): Update.
1945 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
1946 (HARD_REGNO_RENAME_OK): Update.
1947 * config/mips/mips.c (mips_global_pointer): Update.
1948 (mips_save_reg_p): Update.
1949 (mips_compute_frame_info): Update.
1950 (mips_frame_pointer_required): Update.
1951 (mips_expand_prologue): Update.
1952 (mips_expand_epilogue): Update.
1953 (mips_can_use_return_insn): Update.
1954 (mips_reorg_process_insns): Update.
1955 * config/v850/v850.c (compute_register_save_size): Update.
1956 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
1957 * config/mmix/mmix.c (along): Update.
1958 (mmix_expand_epilogue): Update.
1959 * config/bfin/bfin.c (legitimize_pic_address): Update.
1960 (must_save_p): Update.
1961 (stack_frame_needed_p): Update.
1962 (add_to_reg): Update.
1963 (bfin_expand_prologue): Update.
1964 * stmt.c (expand_asm_operands): Update.
1965 * reload1.c (reload): Update.
1966 (init_elim_table): Update.
1968 2008-04-25 Bob Wilson <bob.wilson@acm.org>
1970 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
1972 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
1974 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
1975 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
1976 (mov<mode>): Removed.
1977 (*movv4sf_internal): Likewise.
1978 (*movv2df_internal): Likewise.
1980 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
1982 * config.gcc (crx-*-elf): Remove deprecation.
1984 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
1986 * config/i386/cygming-crtend.c (register_frame_ctor): Register
1987 __gcc_deregister_frame with atexit.
1988 (deregister_frame_dtor): Remove.
1990 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
1991 Nathan Sidwell <nathan@codesourcery.com>
1993 * config/rs6000/rs6000.opt (mspe): Remove Var property.
1995 * config/rs6000/rs6000.h (rs6000_spe): Declare.
1996 (rs6000_isel): Likewise.
1997 * config/rs6000/rs6000.c (rs6000_spe): New variable.
1998 (rs6000_isel): New variable.
1999 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2001 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2004 * c-common.c (handle_vector_size_attribute): Call
2005 lang_hooks.types.reconstruct_complex_type instead of
2006 reconstruct_complex_type.
2007 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2008 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2009 * langhooks.h (struct lang_hooks_for_types): Add
2010 reconstruct_complex_type hook.
2011 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2012 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2014 2008-04-24 Richard Guenther <rguenther@suse.de>
2016 * c-common.h (check_builtin_function_arguments): Declare.
2017 * c-common.c (validate_nargs): New function.
2018 (check_builtin_function_arguments): Likewise.
2019 * c-typeck.c (build_function_call): Call
2020 check_builtin_function_arguments.
2021 * builtins.c (fold_builtin_classify): Remove error reporting code.
2022 (fold_builtin_unordered_cmp): Likewise.
2023 (fold_builtin_1): Likewise.
2024 (fold_builtin_n): Likewise.
2026 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2028 PR tree-optimization/36008
2029 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2030 the original op1, rather than delta by step.
2032 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2033 Sebastian Pop <sebastian.pop@amd.com>
2035 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2036 eliminate_local_variables_stmt, eliminate_local_variables,
2037 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2038 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2039 of code delimited by two edges in the CFG.
2040 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2041 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2042 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2043 the case of parallelisation of reductions.
2044 (expr_invariant_in_region_p): New.
2046 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2047 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2049 2008-04-24 Ira Rosen <irar@il.ibm.com>
2050 Richard Guenther <rguenther@suse.de>
2052 PR tree-optimization/36034
2053 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2054 incapable of dealing with loads with gaps.
2056 2008-04-24 Rafael Espindola <espindola@google.com>
2058 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2059 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2060 vrp_evaluate_conditional.
2061 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2062 (vrp_evaluate_conditional): Split the cond argument.
2063 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2064 (simplify_stmt_for_jump_threading): Update call to
2065 vrp_evaluate_conditional.
2067 2008-04-24 Ira Rosen <irar@il.ibm.com>
2069 PR tree-optimization/35982
2070 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2071 interleaved data-refs are of the same type.
2073 2008-04-24 Danny Smith <dannysmith@users.net>
2075 * c-format.c (check_format_info_main): Use strncmp rather than a
2076 magic prefix to handle multichar length specs.
2077 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2078 Don't prefix "I64" and "I32" with '\0'.
2080 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2083 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2084 in registers for -m32 only if stdarg_p (fntype).
2086 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2088 PR rtl-optimization/36006
2089 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2090 temp to op0 in order to avoid invalid rtx sharing.
2092 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2094 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2095 check TREE_INVARIANT.
2096 * tree-gimple.c (is_gimple_address): New.
2097 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2098 * tree-gimple.h (is_gimple_address): New.
2099 * tree.h (decl_address_invariant_p): New.
2100 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2101 (build_string): Likewise.
2102 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2103 (tree_invariant_p_1): Likewise.
2104 (save_expr): Use it.
2105 (tree_invariant_p): New.
2106 (skip_simple_arithmetic): Use it.
2107 (stabilize_reference_1): Use it.
2108 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2110 (build1_stat): Drop code to compute TREE_INVARIANT.
2111 (build2_stat): Drop code to compute TREE_INVARIANT.
2112 (build3_stat): Drop code to compute TREE_INVARIANT.
2113 (build4_stat): Drop code to compute TREE_INVARIANT.
2114 (build5_stat): Drop code to compute TREE_INVARIANT.
2115 (build7_stat): Drop code to compute TREE_INVARIANT.
2116 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2117 * tree.h (struct tree_base): Remove invariant_flag.
2118 (TREE_INVARIANT): Remove.
2119 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2120 (fold_builtin_expect): Check TREE_CONSTANT.
2121 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2122 * c-tree.h (c_expr_to_decl): Drop third parameter.
2123 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2124 (build_c_cast): Don't set TREE_INVARIANT.
2125 (pop_init_level): Don't set TREE_INVARIANT.
2126 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2127 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2129 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2130 (gimplify_addr_expr): Adjust comment.
2131 * tree-mudflap.c (mf_build_string):
2132 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2133 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2134 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2135 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2136 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2137 * langhooks.h (struct lang_hooks): Drop third parameter from
2140 2008-04-23 Richard Guenther <rguenther@suse.de>
2142 PR tree-optimization/27799
2143 PR tree-optimization/32921
2144 PR tree-optimization/32624
2145 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2146 SMTs aliases and the tag itself into the solution.
2147 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2148 merge the points-to solution back into the SMT aliases.
2149 (may_alias_p): Use alias_set_subset_of instead of
2150 aliases_conflict_p. A pointer which points to
2151 memory with alias set zero may access any variable.
2153 2008-04-23 Richard Guenther <rguenther@suse.de>
2155 * alias.c (alias_set_subset_of): Correctly handle asking
2156 if zero is a subset of an alias set with zero child.
2157 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2158 (compute_flow_insensitive_aliasing): Correctly walk all
2159 pointers. Do not unnecessarily union sets.
2161 2008-04-23 Richard Guenther <rguenther@suse.de>
2164 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2166 2008-04-22 Tomas Bily <tbily@suse.cz>
2168 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2170 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2172 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2173 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2174 * tree-inline.c (estimate_num_insns_1): Likewise.
2175 * varasm.c (const_hash_1, compare_constant, copy_constant)
2176 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2177 * emit-rtl.c (component_ref_for_mem_expr)
2178 (set_mem_attributes_minus_bitpos): Likewise.
2179 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2180 (is_aligning_offset): Likewise.
2181 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2182 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2183 * dojump.c (do_jump): Likewise.
2184 * builtins.c (get_pointer_alignment, get_memory_rtx)
2185 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2186 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2188 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2190 PR rtl-optimization/36017
2191 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2192 expanding the library call.
2194 2008-04-22 Ian Lance Taylor <iant@google.com>
2196 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2199 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2201 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2202 of LR/CTR moves for Power6.
2204 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2207 * passes.c (init_optimization_passes): Remove
2208 pass_fast_rtl_byte_dce.
2210 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2213 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2214 builtin functions to generate faster code.
2215 (_mm_cvtpu16_ps): Ditto.
2216 (_mm_cvtpi32x2_ps): Ditto.
2218 2008-04-22 Nick Clifton <nickc@redhat.com>
2220 * common.opt (ftree-loop-distribution): Add Optimization
2223 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2224 (frv_expand_builtin_va_start): Likewise.
2226 * config/arm/arm.c (thumb_find_work_register): Fix location of
2227 argument register count.
2229 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2231 Support scheduling for ColdFire V1 and V3 microarchitecture.
2232 Improve scheduling of multiplication instructions.
2234 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2235 (mac): New instruction attribute.
2236 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2237 (m68k_sched_mac): New variable.
2238 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2239 Handle cfv1 and cfv3.
2240 (max_insn_size): New static variable.
2241 (struct _sched_ib): New type.
2242 (sched_ib): New static variable.
2243 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2244 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2245 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2247 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2248 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2249 new variables. Update.
2250 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2251 Add modeling of cfv3 instruction buffer. Update.
2252 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2253 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2254 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2255 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2256 a particular reservation applies to.
2257 (type2): Reorganize attribute values. Rename alu to alu_reg,
2258 alu_l to alu, move_l to omove. Join move to alu. Split mul
2260 (cf_ib_*): Simplify description of instruction buffer.
2261 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2262 (cf_mem): Split into cf_mem1 and cf_mem2.
2263 (cf_v2_move_??): Rename to cfv12_alu_??.
2264 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2265 (cf_v2_mul_??): Remove reservations.
2266 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2267 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2268 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2270 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2271 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2272 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2273 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2274 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2275 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2276 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2277 expansions of the above reservations for instructions of sizes
2280 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2282 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2284 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2286 * coverage.c: Include tree-pass.h.
2287 (coverage_counter_alloc): Print da_file_name to the dump file.
2289 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2291 * sbitmap.c (sbitmap_range_empty_p): New function.
2292 * sbitmap.h (sbitmap_range_empty_p): New function.
2293 * bitmap.h: Now includes obstack.h.
2295 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2296 Kenneth Zadeck <zadeck@naturalbridge.com>
2298 * dbgcnt.def (ra_byte_scan): Added.
2299 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2300 when the last hit happens for a counter.
2301 * timevar.def (TV_DF_BYTE_LR): New variable.
2302 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2303 * passes.c (pass_fast_rtl_byte_dce): New pass.
2304 * fwprop.c (update_df): Added mode to call df_ref_create.
2305 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2306 DF_REF_EXTRACT_OFFSET.
2307 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2308 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2310 (df_ref_extract): Added mode field.
2311 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2312 DF_REF_EXTRACT_OFFSET.
2313 (DF_REF_EXTRACT_MODE): New macro.
2314 (df_byte_lr_bb_info): New structure.
2315 (df_print_byte_regset, df_compute_accessed_bytes,
2316 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2317 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2318 df_byte_lr_simulate_uses,
2319 df_byte_lr_simulate_artificial_refs_at_top,
2320 df_byte_lr_simulate_artificial_refs_at_end,
2321 df_compute_accessed_bytes): New function.
2322 (df_ref_create): Add parameter.
2323 (df_byte_lr_get_bb_info): New inline function.
2324 * df-scan.c (df_ref_record, df_uses_record,
2325 df_ref_create_structure): Added mode parameter.
2326 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2327 df_defs_record, df_uses_record, df_get_conditional_uses,
2328 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2329 df_entry_block_defs_collect, df_exit_block_uses_collect):
2330 Added mode parameter to calls to df_ref_record, df_uses_record,
2331 df_ref_create_structure.
2332 (df_ref_equal_p, df_ref_compare): Added test for modes.
2333 (df_ref_create_structure): Added code to set mode. Renamed
2334 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2335 DF_REF_EXTRACT_OFFSET.
2336 * df-core.c (df_print_byte_regset): New function.
2337 * df-byte-scan.c: New file.
2338 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2339 calls to BITMAP_FREE.
2340 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2341 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2342 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2343 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2344 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2345 df_byte_lr_local_compute, df_byte_lr_init,
2346 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2347 df_byte_lr_transfer_function, df_byte_lr_free,
2348 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2349 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2350 df_byte_lr_simulate_uses,
2351 df_byte_lr_simulate_artificial_refs_at_top,
2352 df_byte_lr_simulate_artificial_refs_at_end): New function.
2353 * dce.c (byte_dce_process_block): New function.
2354 (dce_process_block): au is now passed in rather than computed
2355 locally. Changed loops that look at artificial defs to not look
2356 for conditional or partial ones, because there never are any.
2357 (fast_dce): Now is able to drive byte_dce_process_block or
2358 dce_process_block depending on the kind of dce being done.
2359 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2360 (rest_of_handle_fast_byte_dce): New function.
2361 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2362 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2364 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2367 * gcc.h: Added fortran options that take arguments to
2368 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2371 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2373 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2374 scalarization if on the LHS and not a full access.
2376 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2378 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2380 2008-04-18 Rafael Espindola <espindola@google.com>
2382 * tree-vrp.c (find_case_label_index): Fix the binary search.
2383 (find_case_label_range): New.
2384 (vrp_visit_switch_stmt): Use find_case_label_range.
2385 (simplify_switch_using_ranges): Use find_case_label_range.
2387 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2389 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2390 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2392 2008-04-18 Tom Tromey <tromey@redhat.com>
2395 * doc/cpp.texi (Implementation-defined behavior): Mention
2398 2008-04-18 Ian Lance Taylor <iant@google.com>
2400 * fold-const.c (pointer_may_wrap_p): New static function.
2401 (fold_comparison): Add another test for pointer overflow. Use
2402 pointer_may_wrap_p to disable some false positives.
2404 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2406 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2407 (fname_as_string): Match updated cpp_interpret_string prototype.
2408 (fix_string_type): Support char16_t* and char32_t*.
2409 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2410 derivative) nodes. Register as builtin if C++0x.
2411 (c_parse_error): Support CPP_CHAR{16,32}.
2412 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2413 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2414 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2415 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2416 CTI_CHAR32_ARRAY_TYPE>: New elements.
2417 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2418 char32_type_node, signed_char32_type_node, char16_array_type_node,
2419 char32_array_type_node): New defines.
2420 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2421 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2422 (lex_string): Support CPP_STRING{16,32}, match updated
2423 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2424 (lex_charconst): Support CPP_CHAR{16,32}.
2425 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2426 and CPP_STRING{16,32}.
2428 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2431 * aclocal.m4: Regenerate.
2432 * configure: Regenerate.
2434 2008-04-18 Jan Hubicka <jh@suse.cz>
2436 * except.c (dw2_size_of_call_site_table,
2437 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2439 * cgraphbuild.c (build_cgraph_edges): Update.
2440 * tree-pass.h: Update comment.
2441 * final.c (leaf_function_p): Update.
2442 (leaf_renumber_regs): Update.
2443 (rest_of_clean_state): Update.
2444 * omp-low.c (expand_omp_parallel): Update.
2445 * ipa-reference.c (analyze_function): Update.
2446 * reorg.c (find_end_label): Update.
2447 (optimize_skip): Update.
2448 (fill_simple_delay_slots): Update.
2449 (fill_simple_delay_slots): Update.
2450 (make_return_insns): Update.
2451 (dbr_schedule): Update.
2452 * gimple-low.c (record_vars_into): Update.
2453 * cfgbuild.c (make_edges): Update.
2454 * function.c (assign_stack_local): Update.
2455 (assign_parm_adjust_stack_rtl): Update.
2456 (locate_and_pad_parm): Update.
2457 (allocate_struct_function): Do not initialize stack_alignment_needed
2458 and preferred_stack_boundary here.
2459 (stack_protect_prologue): Update.
2460 (stack_protect_epilogue): Update.
2461 (expand_function_start): Initialize stack_alignment_needed,
2462 preferred_stack_boundary and max_jumptable_ents.
2463 (expand_function_end): Update.
2464 (free_after_compilation): Do not NULLify epilogue_delay_list.
2465 * function.h (struct rtl_data): Add stack_protect_guard,
2466 stack_alignment_needed,
2467 preferred_stack_boundary, epilogue_delay_list.
2468 (struct function): Remove value_histograms, stack_alignment_needed,
2469 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2471 unexpanded_var_list, stack_protect_guard.
2472 (current_function_epilogue_delay_list): Remove.
2473 * ipa-type-escape.c (analyze_function): Update.
2474 * gimplify.c (pop_gimplify_context): Update comment.
2475 * calls.c (expand_call): Update.
2476 (emit_library_call_value_1): Update.
2477 * except.c (set_nothrow_function_flags): Update.
2478 * cfgexpand.c (get_decl_align_unit): Update.
2479 (create_stack_guard): Update.
2480 (estimated_stack_frame_size): Update.
2481 (expand_used_vars): Update.
2482 (tree_expand_cfg): Free histogram earliers, init expansion variables.
2483 * explow.c (allocate_dynamic_stack_space): Update.
2484 * tree-ssa-live.c (remove_unused_locals): Update.
2485 * varasm.c (mark_constant_pool): Update.
2486 * tree-inline.c (remap_decls): Update.
2487 (initialize_cfun): Update.
2488 (declare_return_variable): Update.
2489 (inline_forbidden_p): Update.
2490 (expand_call_inline): Update.
2491 (declare_inline_vars): Update.
2492 (tree_function_versioning): Update.
2493 * tree-flow.h (value_histograms): New.
2494 (VALUE_HISTOGRAMS): New macro.
2495 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
2497 * tree-cfg.c (set_bb_for_stmt): Update.
2498 (replace_by_duplicate_decl): Update.
2499 (move_block_to_fn): Update.
2500 (new_label_mapper): Update.
2501 (dump_function_to_file): Update.
2502 * ipa-struct-reorg.c (build_data_structure): Update.
2503 * cfgrtl.c (print_rtl_with_bb): Update.
2504 * reload1.c (reload): Update.
2506 * config/i386/i386.c (setup_incoming_varargs_64,
2507 ix86_compute_frame_layout): Update.
2508 * config/arc/arc.c (arc_output_function_epilogue): Update.
2510 2008-04-18 Marius Strobl <marius@FreeBSD.org>
2512 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
2513 for FreeBSD as well.
2514 * gthr-posix95.h: Likewise.
2516 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
2518 PR rtl-optimization/35838
2519 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
2520 out the byte offset of the first subreg.
2522 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
2524 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
2525 to split_ti instead of three separate calls with single member arrays.
2526 (subti3 splitter): Ditto.
2527 (adddi3 splitter): Ditto with split_di.
2528 (subdi3 splitter): Ditto.
2529 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
2530 two separate calls with single member arrays. Swap match_dup
2531 operands 1 and 2 to better fit into the array.
2532 (negdi2 splitter): Ditto with split_di.
2533 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
2534 two separate calls with single member arrays. Swap match_dup operands
2535 6 and 7 to better fit into the array.
2537 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
2539 * config/i386/i386.c (sse_builtin_type): New.
2540 (bdesc_sse_args): Likewise.
2541 (bdesc_sse_3arg): Removed.
2542 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2543 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
2544 IX86_BUILTIN_ROUNDPS.
2545 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
2546 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
2547 IX86_BUILTIN_ROUNDPS.
2548 (ix86_expand_sse_4_operands_builtin): Removed.
2549 (ix86_expand_sse_operands_builtin): New.
2550 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
2551 and CODE_FOR_sse4_1_roundps.
2552 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2553 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
2555 2008-04-17 Alan Modra <amodra@bigpond.net.au>
2558 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
2559 regs before frame pop when needed. If use_backchain_to_restore_sp
2560 then load backchain into a temp reg to restore vr and vrsave. Add
2561 code to restore vr after frame pop if possible.
2563 2008-04-17 Richard Guenther <rguenther@suse.de>
2565 * tree-vn.c (expressions_equal_p): Do not check type
2566 equality or compatibility before calling operand_equal_p.
2567 * fold-const.c (operand_equal_p): Check equivalence of
2568 integer constants before bailing out due to signedness or
2569 precision differences.
2570 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
2571 spurious differences in type qualification. Ignore types
2572 for COMPONENT_REFs at all.
2574 2008-04-17 Christian Bruel <christian.bruel@st.com>
2576 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
2577 msw_skip comparison.
2579 2008-04-16 Jakub Jelinek <jakub@redhat.com>
2582 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
2585 PR tree-optimization/35899
2586 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
2587 rather than TREE_OPERAND.
2589 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
2592 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
2593 temporary registers. Change operand predicate to general_operand.
2594 (remainderxf3): Ditto.
2596 2008-04-16 Richard Guenther <rguenther@suse.de>
2598 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
2599 * tree-affine.c (aff_combination_expand): Look through some
2602 2008-04-15 Doug Kwan <dougkwan@google.com>
2604 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
2606 * tree-pretty-print.c (dump_generic_node): Ditto.
2607 * final.c (output_addr_const): Ditto.
2608 * dwarf2out.c (output_cfi): Ditto.
2609 * c-pretty-print.c (pp_c_integer_constant): Ditto.
2610 * print-rtl.c (print_rtx): Ditto.
2611 * print-tree.c (print_node_brief, print_node): Ditto.
2612 * c-common.c (match_case_to_enum_1): Ditto.
2613 * sched-vis.c (print_value): Ditto.
2614 * config/i386/i386.c (print_operand): Cast to long unsigned int
2617 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
2618 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
2619 MS Windows VirtualProtect function.
2621 2008-04-15 Jan Hubicka <jh@suse.cz>
2623 * gengtype.c (write_root): Param_is argument is OK.
2624 * expr.c (expand_expr_real_1): Update call of get_exception_*.
2625 * function.h: Include varray.h
2626 (rtl_eh): New stucture based on except.c one.
2627 (call_site_record): New forward declaration and vector type.
2628 * calls.c (emit_call_1): Do not call
2629 note_current_region_may_contain_throw.
2630 * except.c (eh_status): Remove cur_region, try_region since they are
2632 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
2633 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
2634 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
2635 Remove call_site_data_used, call_site_data_size.
2636 Turn call_site_record into vector in function.h.
2637 (note_current_region_may_contain_throw): Remove.
2638 (get_exception_pointer, get_exception_filter): Do not take struct
2639 function argument; update.
2640 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
2641 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
2642 build_post_landing_pads, dw2_build_landing_pads,
2643 sjlj_assign_call_site_values, sjlj_mark_call_sites,
2644 sjlj_emit_function_enter, sjlj_emit_function_enter,
2645 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
2646 sjlj_build_landing_pads, finish_eh_generation,
2647 remove_exception_handler_label, remove_eh_handler,
2648 maybe_remove_eh_handler, add_reachable_handler,
2649 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
2650 add_action_record, collect_one_action_chain, add_call_site,
2651 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
2652 sjlj_output_call_site_table, output_function_exception_table,
2653 * except.h (note_current_region_may_contain_throw): Remove
2654 (get_exception_pointer, get_exception_filter): Do not take struct
2656 * Makefile.in (GTFILES): Put varargs before struct function.
2658 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2660 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
2661 punt for STRING_CST.
2662 (get_constraint_for): Deal with STRING_CST here instead.
2664 2008-04-15 Richard Guenther <rguenther@suse.de>
2666 * tree-ssa-propagate.c (substitute_and_fold): Substitute
2667 statements in a basic-block with a backward walk. Do not
2668 substitute into dead statements but instead remove those.
2670 2008-04-15 Richard Guenther <rguenther@suse.de>
2672 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
2673 to zero, thus disable creation of SFTs.
2675 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2677 * tree-predcom.c (suitable_reference_p): Return false if the
2678 reference can throw.
2680 2008-04-15 Jakub Jelinek <jakub@redhat.com>
2683 * c-decl.c (finish_decl): If extern or static var has variable
2684 size, set TREE_TYPE (decl) to error_mark_node.
2686 2008-04-15 Rafael Espindola <espindola@google.com>
2688 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
2691 2008-04-15 Richard Guenther <rguenther@suse.de>
2693 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
2694 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
2695 (visit_reference_op_load): Do walk vuse-vdef chains on
2696 vn_reference_lookup.
2697 (visit_reference_op_store): But do not here.
2698 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
2699 vn_reference_lookup.
2700 (vn_lookup_with_vuses): But do so here.
2702 2008-04-14 Ian Lance Taylor <iant@google.com>
2704 * fold-const.c (fold_overflow_warning): Remove assertion.
2706 2008-04-15 Ben Elliston <bje@au.ibm.com>
2708 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
2709 temp1 local variables.
2711 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
2714 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
2715 ".text.unlikely" section as executable.
2717 2008-04-14 James E. Wilson <wilson@tuliptree.org>
2719 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2720 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
2721 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
2722 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
2723 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
2724 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
2725 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
2727 2008-04-14 Ian Lance Taylor <iant@google.com>
2729 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
2730 * fold-const.c (fold_comparison): If appropriate, test
2731 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
2732 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
2733 reassociating a pointer type.
2734 * doc/invoke.texi (Optimize Options): Document that
2735 -fstrict-overflow applies to pointer wraparound.
2737 2008-04-13 Jan Hubicka <jh@suse.cz>
2739 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
2741 2008-04-12 Andrew Pinski <pinskia@gmail.com>
2743 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
2744 we are going to "save the world".
2746 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
2748 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
2749 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
2750 operand 0 constraint, not "=".
2752 2008-04-11 James E. Wilson <wilson@tuliptree.org>
2754 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
2756 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2758 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
2759 of size of positions_needed * CHAR_BIT.
2761 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2764 * dse.c (store_info): Change positions_needed to unsigned
2766 (lowpart_bitmask): New.
2767 (record_store): Cast to unsigned HOST_WIDE_INT for
2768 positions_needed. Assert width <= size of positions_needed *
2769 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
2770 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
2771 lowpart_bitmask to set mask.
2773 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2775 * config/bfin/constraints.md: New file.
2776 * config/bfin/bfin.md: Include it.
2777 (adddi3): Use satisfies_constraint functions instead of the old macros.
2778 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
2779 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
2780 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
2781 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
2782 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
2783 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
2784 EXTRA_CONSTRAINT): Delete.
2785 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
2786 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
2788 * config/bfin/bfin.c: Include "tm-constrs.h".
2789 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
2790 Use satisfies_constraint functions instead of the old macros.
2791 * doc/md.texi (Blackfin Constraints): Update file name reference.
2793 2008-04-11 Richard Guenther <rguenther@suse.de>
2795 PR tree-optimization/35869
2796 * tree-vrp.c (execute_vrp): Move switch statement update after
2797 jump threading. Schedule another cfg cleanup run.
2799 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
2802 * attribs.c (decl_attributes): Return early on errorneous node.
2804 2008-04-10 Oleg Ryjkov <olegr@google.com>
2806 * tree.h (struct tree_base): Added a new flag default_def_flag.
2807 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
2809 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2811 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
2813 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2816 * pa.md: Define mode iterator P. Define mode attribute dwc.
2817 (dcacheflush): Update pattern to use iterator P and attribute dwc.
2818 (icacheflush): Likewise.
2819 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
2820 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
2822 2008-04-11 Ben Elliston <bje@au.ibm.com>
2824 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
2826 2008-04-10 Rafael Espindola <espindola@google.com>
2828 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
2829 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
2830 (extract_range_from_expr): The same.
2832 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2834 * config/mips/mips.md (GPR2): New mode iterator.
2836 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
2837 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
2838 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
2839 Rewrite these to take two modes, the mode of comparison and the
2840 mode of the destination.
2841 * config/mips/mips.c (mips_expand_scc): Instead of having
2842 paradoxical subreg as destination, expand "narrowing" scc if mode
2843 of comparison is SI and target is requested in DI mode.
2844 (mips_emit_int_order_test): Update comment. Make mode of
2845 comparison match CMP0 rather than TARGET. When creating inverse
2846 target use mode of TARGET.
2848 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2850 * gcov-dump.c (tag_summary): Only print summaries for the first
2851 GCOV_COUNTERS_SUMMABLE counters.
2853 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
2855 * config/i386/i386.md (absneg): New code iterator.
2856 (absnegprefix): New code attribute.
2857 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
2858 patterns using absneg code iterator.
2859 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
2860 using absneg code iterator.
2861 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
2862 *neg<mode>2 patterns using absneg code iterator.
2863 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2864 *negextendsfdf2 patterns using absneg code iterator.
2865 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
2866 *negextendsfxf2 patterns using absneg code iterator.
2867 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2868 *negextendsfdf2 patterns using absneg code iterator.
2869 * config/i386/sse.md (<code><mode>2): Macroize expander from
2870 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
2872 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
2874 * config/s390/s390.h: Remove the remains of the recent search
2875 & replace action of current_function_outgoing_args_size.
2877 2008-04-10 Ira Rosen <irar@il.ibm.com>
2879 PR tree-optimization/35821
2880 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
2881 NEW_STMT_LIST is not NULL.
2883 2008-04-09 David Edelsohn <edelsohn@gnu.org>
2886 * toplev.c (process_options): Remove -ffunction-sections debugging
2889 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
2891 PR middle-end/PR28690
2892 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
2893 than gen_rtx_fmt_ee to perform more canonicalizations.
2895 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2898 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
2900 2008-04-09 Richard Guenther <rguenther@suse.de>
2902 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
2903 (dump_function_to_file): Dump function arguments with types.
2905 2008-04-08 Richard Guenther <rguenther@suse.de>
2907 * fold-const.c (fold_widened_comparison): Do not allow
2908 sign-changes that change the result.
2910 2008-04-08 Janis Johnson <janis187@us.ibm.com>
2913 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
2914 kinds of indirect references.
2916 2008-04-08 David Edelsohn <edelsohn@gnu.org>
2918 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
2919 GNU Fortran language string.
2921 2008-04-08 Rafael Espindola <espindola@google.com>
2923 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
2924 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
2925 * tree.h (tree_call_nonnegative_warnv_p): New.
2927 2008-04-08 Jan Hubicka <jh@suse.cz>
2929 * function.c (free_after_compilation): Clear out regno_reg_rtx
2932 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
2935 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2937 PR middle-end/PR28690
2938 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
2939 same precedence as REG_POINTER and MEM_POINTER operands.
2941 2008-04-08 Richard Guenther <rguenther@suse.de>
2944 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
2945 for adding index to base.
2947 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
2949 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
2950 (MINGW_ENABLE_EXECUTE_STACK): New.
2951 (IN_LIBGCC2): For libgcc include windows.h file for
2952 function declarations.
2954 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
2956 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
2957 and tem2 if tem1 is not a REG or MULT.
2959 2008-04-08 Jan Hubicka <jh@suse.cz>
2961 * function.h (incomming_args): Break out of struct function.
2962 (function_subsections): Break out of struct function.
2963 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
2964 return_rtx and hard_reg_initial_vals from struct function.
2965 Kill inl_max_label_num.
2966 (current_function_pops_args, current_function_args_info,
2967 current_function_args_size, current_function_args_size,
2968 current_function_pretend_args_size,
2969 current_function_outgoing_args_size,
2970 current_function_internal_arg_pointer, current_function_return_rtx):
2971 Kill compatibility accestor macros.
2972 * builtins.c (expand_builtin_apply_args_1): Update.
2973 (expand_builtin_next_arg): Update.
2974 * df-scan.c (df_get_call_refs): Update.
2975 * dbxout.c (dbxout_function_end): Update.
2976 * dwarf2out.c (dwarf2out_switch_text_section): Update.
2977 (output_line_info): Update.
2978 (secname_for_decl): Update.
2979 (dwarf2out_var_location): Update.
2980 * function.c (free_after_compilation): Update.
2981 (assign_parm_find_stack_rtl): Update.
2982 (assign_parms): Update.
2983 (expand_dummy_function_end): Update.
2984 (expand_function_end): Update.
2985 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
2986 (expand_call): Update.
2987 (emit_library_call_value_1): Update.
2988 (store_one_arg): Update.
2989 * varasm.c (initialize_cold_section_name): Update.
2990 (unlikely_text_section): Update.
2991 (unlikely_text_section_p): Update.
2992 (assemble_start_function): Update.
2993 (assemble_end_function): Update.
2994 (default_section_type_flags): Update.
2995 (switch_to_section): Update.
2996 * integrate.c (set_decl_abstract_flags): Update.
2997 (get_hard_reg_initial_val): Update.
2998 (has_hard_reg_initial_val): Update.
2999 (allocate_initial_values): Update.
3000 * resource.c (init_resource_info): Update.
3001 * config/alpha/alpha.c (NUM_ARGS): Update.
3002 (direct_return): Update.
3003 (alpha_va_start): Update.
3004 (alpha_sa_size): Update.
3005 (alpha_initial_elimination_offset): Update.
3006 (alpha_expand_prologue): Update.
3007 (alpha_start_function): Update.
3008 (alpha_expand_epilogue): Update.
3009 (unicosmk_initial_elimination_offset):
3010 * config/alpha/alpha.md (call expander): Update.
3011 * config/s390/s390.c (s390_register_info): Update.
3012 (s390_register_info): Update.
3013 (s390_frame_info): Update.
3014 (s390_initial_elimination_offset): Update.
3015 (s390_build_builtin_va_list): Update.
3016 (s390_va_start): Update.
3017 * config/spu/spu.c (direct_return): Update.
3018 (spu_expand_prologue): Update.
3019 (spu_initial_elimination_offset): Update.
3020 (spu_build_builtin_va_list): Update.
3021 (spu_va_start): Update.
3022 * config/sparc/sparc.c (sparc_init_modes): Update.
3023 (sparc_compute_frame_size): Update.
3024 (function_value): Update.
3025 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3026 * config/i386/i386.md (return expander): Update.
3027 * config/i386/i386.c (ix86_va_start): Update.
3028 (ix86_can_use_return_insn_p): Update.
3029 (ix86_compute_frame_layout): Update.
3030 (ix86_expand_epilogue): Update.
3031 * config/sh/sh.c (output_stack_adjust): Update.
3032 (calc_live_regs): Update.
3033 (sh_expand_prologue): Update.
3034 (sh_builtin_saveregs): Update.
3035 (sh_va_start): Update.
3036 (initial_elimination_offset): Update.
3037 (sh_allocate_initial_value): Update.
3038 (sh_function_ok_for_sibcall): Update.
3039 (sh_get_pr_initial_val): Update.
3040 * config/sh/sh.md (return expander): Update.
3041 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3042 * config/crx/crx.c (crx_compute_frame): UPdate.
3043 (crx_initial_elimination_offset): UPdate.
3044 * config/xtensa/xtensa.c (compute_frame_size): Update
3045 (xtensa_builtin_saveregs): Update.
3046 (xtensa_va_start): Update.
3047 (order_regs_for_local_alloc): Update.
3048 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3049 (xstormy16_expand_builtin_va_start): Update.
3050 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3051 * config/m68hc11/m68hc11.md (return expanders): Update.
3052 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3053 (expand_epilogue): Update.
3054 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3055 (cris_simple_epilogue): Update.
3056 (cris_expand_prologue): Update.
3057 (cris_expand_epilogue): Update.
3058 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3059 (compute_frame_size): Update.
3060 * config/mt/mt.c (mt_compute_frame_size): Update.
3061 * config/mn10300/mn10300.c (expand_prologue): Update.
3062 (expand_epilogue): Update.
3063 (initial_offset): Update.
3064 (mn10300_builtin_saveregs):
3065 * config/mn10300/mn10300.md (return expander): Update.
3066 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3067 (ia64_initial_elimination_offset): Update.
3068 (ia64_initial_elimination_offset): Update.
3069 (ia64_expand_prologue): Update.
3070 * config/m68k/m68k.md (return expander): Update.
3071 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3072 (rs6000_stack_info): Update.
3073 * config/mcore/mcore.c (layout_mcore_frame): Update.
3074 (mcore_expand_prolog): Update.
3075 * config/arc/arc.c (arc_compute_frame_size): Update.
3076 * config/score/score3.c (score3_compute_frame_size): Update.
3077 * config/score/score7.c (score7_compute_frame_size): Update.
3078 * config/arm/arm.c (use_return_insn): Update.
3079 (thumb_find_work_register): Update.
3080 (arm_compute_save_reg_mask): Update.
3081 (arm_output_function_prologue): Update.
3082 (arm_output_epilogue): Update.
3083 (arm_size_return_regs): Update.
3084 (arm_get_frame_offsets): Update.
3085 (arm_expand_prologue): Update.
3086 (thumb_exit): Update.
3087 (thumb_unexpanded_epilogue): Update.
3088 (thumb1_output_function_prologue): Update.
3089 * config/pa/pa.md (return expander): Update.
3090 * config/pa/pa.c (compute_frame_size): Update.
3091 (hppa_builtin_saveregs): Update.
3092 * config/mips/mips.c (mips_va_start): Update.
3093 (mips16_build_function_stub): Update.
3094 (mips_compute_frame_info): Update.
3095 (mips_restore_gp): Update.
3096 (mips_output_function_prologue): Update.
3097 (mips_expand_prologue): Update.
3098 * config/v850/v850.c (compute_frame_size): Update.
3099 (expand_prologue): * config/mmix/mmix.c (along): update.
3100 (mmix_initial_elimination_offset): update.
3101 (mmix_reorg): update.
3102 (mmix_use_simple_return): update.
3103 (mmix_expand_prologue): update.
3104 (mmix_expand_epilogue): Update.
3105 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3106 (emit_link_insn): Update.
3108 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3110 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3111 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3113 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3116 2008-04-07 Jan Hubicka <jh@suse.cz>
3118 * function.h (rtl): Rename to x_rtl.
3120 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3121 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3122 used_temp_slots avail_temp_slots, temp_slot_level,
3123 nonlocal_goto_handler_labels): Update accesstors.
3124 (rtl): New global variable.
3125 (struct function): Move some fileds to rtl_data.
3126 (get_arg_pointer_save_area): Update prototype.
3127 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3128 get_arg_pointer_save_area.
3129 * expr.c (init_expr): Update
3130 * function.c (get_frame_size): Update
3131 (assign_stack_local): Update
3132 (expand_function_end): Update.
3133 (get_art_pointer_save_area): Update
3135 * emit-rtl.c (rtl): Declare.
3136 (regno_reg_rtx): Declare.
3137 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3139 (gen_reg_rtx): Update.
3140 * varasm.c (n_deferred_constatns): Update accestor.
3141 (init_varasm_status): Do not allocate varasm_status.
3142 (force_const_mem, get_pool_size, output_constant_pool): Update.
3143 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3144 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3145 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3146 * sparc/sparc.h (INIT_EXPANDERS): Update.
3147 * ia64/ia64.h (INIT_EXPANDERS): Update.
3149 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3151 * reload.c (push_secondary_reload): Add missing break to for loop.
3153 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3155 PR middle-end/PR28690
3156 * rtlanal.c: Update copyright years.
3157 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3158 as REG_POINTER and MEM_POINTER operands.
3159 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3160 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3161 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3162 * gcse.c: Update copyright years.
3163 (pre_delete): Call gen_reg_rtx_and_attrs.
3164 (hoist_code): Likewise.
3165 (build_store_vectors): Likewise.
3166 (delete_store): Likewise.
3167 * loop-invariant.c (move_invariant_reg): Likewise.
3168 Update copyright years.
3170 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3172 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3173 control string instead of quoted.
3175 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3177 * doc/rtl.texi: Rewrite of subreg section.
3179 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3182 * config/i386/i386.c (legitimize_pic_address): Add treating
3183 of dllimport SYM_REF's.
3184 (legitimize_dllimport_symbol): Add prototype.
3186 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3188 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3189 reference in constructor with non self-referential type.
3191 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3193 Removal of Return with Depressed Stack Pointer support
3194 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3195 (ECF_SP_DEPRESSED): Likewise.
3196 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3197 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3198 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3199 (expand_call): Do not test ECF_SP_DEPRESSED.
3200 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3201 * function.c (keep_stack_depressed): Delete.
3202 (handle_epilogue_set): Likewise.
3203 (update_epilogue_consts): Likewise.
3204 (emit_equiv_load): Likewise.
3205 (thread_prologue_and_epilogue_insns): Remove support for Return with
3206 Depressed Stack Pointer.
3207 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3209 2008-04-06 Richard Guenther <rguenther@suse.de>
3211 PR tree-optimization/35400
3212 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3213 information from SSA_NAMEs.
3215 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3217 * config/avr/avr.h (avr_mega_p): Remove declaration.
3218 (AVR_MEGA): Remove macro.
3219 * config/avr/avr.c (avr_mega_p): Remove variable.
3220 (avr_override_options): Remove inicializion of avr_mega_p.
3221 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3222 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3223 (avr_jump_mode): (Ditto.).
3224 (avr_output_progmem_section_asm_op): (Ditto.).
3225 (avr_asm_init_sections): (Ditto.).
3226 (avr_asm_init_sections): (Ditto.).
3227 (avr_rtx_costs): (Ditto.).
3228 * config/avr/avr.md: (Ditto.).
3229 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3232 2008-04-06 Richard Guenther <rguenther@suse.de>
3234 PR tree-optimization/35842
3235 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3236 is_gimple_invariant_address.
3238 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3240 * gcc.c (default_compilers): Sync Fortran extensions list with
3241 that in fortran/lang-specs.h.
3242 * doc/invoke.texi: Likewise.
3243 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3244 * dwarf2out.c (gen_compile_unit_die): Likewise.
3246 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3248 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3250 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3253 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3254 attribute is used for nested functions.
3256 2008-04-05 Jan Hubicka <jh@suse.cz>
3258 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3260 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3262 (dump_files): Update.
3263 (enable_rtl_dump_file): Do not accept letter argument.
3264 * tree-pass.h (dump_file_info): Remove letter argument.
3265 * toplev.c (decode_d_option): Update -da handling.
3266 * toplev.h (enable_rtl_dump_file): Update prototype.
3267 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3268 it out based on pass type.
3269 (register_dump_files_1): Likewise.
3270 (init_optimization_passes): Update register_one_dump_file calls.
3271 (execute_one_pass): Sanity check that IPA passes are called at IPA
3272 level and RTL passes at RTL level.
3273 (execute_pass_list): IPA pass can not be after or subpass of
3275 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3276 disallov RTL subpasses of IPA subpasses.
3278 2008-04-05 Ben Elliston <bje@au.ibm.com>
3280 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3281 builtins that return exactly once and do not throw. Cache call to
3284 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3286 PR rtl-optimization/34916
3288 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3289 between instruction pairs.
3291 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3293 * doc/invoke.texi: Document -mbitops for SH.
3294 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3295 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3296 * config/sh/sh.c (print_operand): Add %t operand code.
3297 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3298 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3299 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3300 (extendqihi2): Likewise.
3301 (movqi_i): Likewise.
3302 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3303 (extv): Use bld instruction for SH2A if possible.
3305 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3306 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3307 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3308 (bset.b, bclr.b): Define peepholes.
3309 * config/sh/sh.opt (mbitops): New option.
3311 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3314 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3315 and view convert expression.
3317 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3320 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3322 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3324 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3326 * config/i386/cpuid.h (bit_AES): New.
3327 (bit_PCLMUL): Likewise.
3329 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3330 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3331 SSE2 if AES or PCLMUL is enabled.
3332 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3333 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3334 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3335 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3336 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3337 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3338 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3339 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3340 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3341 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3342 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3343 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3344 __builtin_ia32_aeskeygenassist128 and
3345 __builtin_ia32_pclmulqdq128.
3346 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3347 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3348 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3350 * config/i386/i386.h (TARGET_AES): New.
3351 (TARGET_PCLMUL): Likewise.
3352 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3354 * config/i386/i386.md (UNSPEC_AESENC): New.
3355 (UNSPEC_AESENCLAST): Likewise.
3356 (UNSPEC_AESDEC): Likewise.
3357 (UNSPEC_AESDECLAST): Likewise.
3358 (UNSPEC_AESIMC): Likewise.
3359 (UNSPEC_AESKEYGENASSIST): Likewise.
3360 (UNSPEC_PCLMUL): Likewise.
3362 * config/i386/i386.opt (maes): New.
3363 (mpclmul): Likewise.
3365 * config/i386/sse.md (aesenc): New pattern.
3366 (aesenclast): Likewise.
3368 (aesdeclast): Likewise.
3370 (aeskeygenassist): Likewise.
3371 (pclmulqdq): Likewise.
3373 * config/i386/wmmintrin.h: New.
3375 * doc/extend.texi: Document AES and PCLMUL built-in function.
3377 * doc/invoke.texi: Document -maes and -mpclmul.
3379 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3381 * function.c (free_after_parsing): Replace with
3382 cxx_push_function_context from C++ front-end.
3383 (allocate_struct_function): Don't call langhook.
3384 * langhooks.h (struct lang_hooks_for_functions): Delete.
3385 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3387 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3388 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3389 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3390 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3391 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3392 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3393 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3395 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3396 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3398 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3401 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3404 2008-04-04 Richard Guenther <rguenther@suse.de>
3407 * fold-const.c (optimize_minmax_comparison): Use the correct
3408 type for the constant in the simplified comparison.
3410 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3412 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3413 Pass L2 size as "--param l2-cache-size" to the compiler.
3414 (decode_l2_cache): New function to decode L2 cache parameters using
3415 0x8000006 extended cpuid function.
3416 (detect_caches_amd): Determine parameters of L2 cache using
3417 decode_l2_caches function.
3418 (decode_caches_intel): Decode L2 cache parameters.
3419 (detect_caches_intel): Determine L2 cache parameters using
3420 decode_caches_intel and decode_l2_caches functions.
3422 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3424 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3425 secondary input reload for subword loads from the constant pool.
3427 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3430 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3431 constants of the appropriate size for runtime calculations.
3434 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3435 decimal-float literal constant zero.
3437 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3440 * c-parser.c (c_parser_omp_atomic): Call
3441 default_function_array_conversion on the RHS.
3444 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3445 call is_variable_sized if decl has incomplete type.
3447 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3449 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3451 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3453 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3455 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3456 (sgt<u>): Merge sgt and sgtu into new expander.
3457 (sgt, sgtu): Remove expanders.
3458 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3459 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3460 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3461 *sgtu_<mode>_mips16 into new pattern.
3462 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3463 (sge<u>): Merge sge and sgeu into new expander.
3464 (sge, sgeu): Remove expanders.
3465 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3467 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3468 (slt<u>): Merge slt and sltu into new expander.
3469 (slt, sltu): Remove expanders.
3470 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
3471 (*slt_<mode>, *sltu_<mode>): Remove patterns.
3472 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
3473 *sltu_<mode>_mips16 into new pattern.
3474 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
3475 (sle<u>): Merge sle and sleu into new expander.
3476 (sle, sleu): Remove expanders.
3477 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
3478 (*sle_<mode>, *sleu_<mode>): Remove patterns.
3479 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
3480 *sleu_<mode>_mips16 into new pattern.
3481 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
3483 2008-04-03 Jan Hubicka <jh@suse.cz>
3485 PR tree-optimization/35795
3486 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
3487 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3488 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3489 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3490 * score/score3.c (score3_output_mi_thunk): Likewise.
3491 * score/score7.c (score7_output_mi_thunk): Likewise.
3492 * mips/mips.c (mips_output_mi_thunk): Likewise.
3494 2008-04-03 Richard Guenther <rguenther@suse.de>
3496 * tree-vrp.c (extract_range_from_unary_expr): Handle all
3497 conversions. Simplify code.
3499 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3501 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
3503 2008-04-03 Tom Tromey <tromey@redhat.com>
3504 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3506 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3507 * config/bfin/t-bfin-linux (generated_files): Add
3508 linux-sysroot-suffix.h.
3509 * doc/install.texi (Prerequisites): Require make 3.80.
3510 * doc/sourcebuild.texi (Front End Directory): Document new
3512 * Makefile.in (generated_files): New variable.
3513 (ALL_HOST_OBJS): New variable.
3514 ($(ALL_HOST_OBJS)): New target.
3516 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3518 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
3519 (remap_block): Call id->transform_lang_insert_block instead
3521 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
3522 Set id.transform_lang_insert_block to NULL.
3523 (clone_body): Move to cp/optimize.c
3524 * tree-inline.h (struct copy_body_data): Change
3525 transform_lang_insert_block to function pointer.
3526 (copy_generic_body, copy_decl_no_change): Export.
3527 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
3528 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
3529 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
3531 * c-tree.h (insert_block): Kill.
3532 * c-decl.c (insert_block): Kill.
3534 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3536 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3537 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3538 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
3540 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
3541 argument, call {push,pop}_function_context from here.
3542 * c-parser.c: Use c_{push,pop}_function_context.
3544 * function.c (push_function_context_to): Move meat ...
3545 (push_function_context): ... here. Simplify.
3546 * function.c (pop_function_context_from): Move meat ...
3547 (pop_function_context): ... here. Simplify.
3548 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
3550 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3551 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3552 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
3553 * tree.h (push_function_context_to, pop_function_context_from): Remove.
3555 2008-04-03 Ben Elliston <bje@au.ibm.com>
3557 * expmed.c (extract_force_align_mem_bit_field): Remove.
3559 2008-04-03 Richard Guenther <rguenther@suse.de>
3562 * expr.h (try_casesi): Adjust prototype.
3563 * expr.c (try_casesi): Take fallback label as extra parameter.
3564 Use that for gen_casesi if default_label is NULL.
3565 * stmt.c (expand_case): Pass fallback label to try_casesi,
3566 make sure to fill gaps with a fallback label if default_label
3569 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
3572 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
3574 2008-04-03 Ben Elliston <bje@au.ibm.com>
3576 * expmed.c (extract_split_bit_field): Remove if (0) code.
3577 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
3578 (do_ds_constraint): Likewise.
3580 2008-04-02 Joseph Myers <joseph@codesourcery.com>
3582 * doc/cppopts.texi (-dU): Document.
3583 * c-common.h (flag_dump_macros): Update comment.
3584 * c-opts.c (handle_OPT_d): Handle -dU.
3585 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
3586 dump_queued_macros, cb_used_define, cb_used_undef): New.
3587 (init_pp_output): Handle -dU.
3588 (cb_line_change): Call dump_queued_macros.
3589 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
3591 2008-04-02 Anatoly Sokolov <aesok@post.ru>
3593 * config/avr/predicates.md (io_address_operand): New predicate.
3594 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
3595 * config/avr/avr.c (avr_io_address_p): Remove function.
3596 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
3597 'avr_io_address_p' function.
3598 (out_movhi_r_mr): (Ditto.).
3599 (out_movqi_mr_r): (Ditto.).
3600 (out_movhi_mr_r): (Ditto.).
3601 (avr_address_cost): (Ditto.).
3603 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
3605 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
3606 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
3607 in 32bit mode when XMM registers are available to avoid store
3609 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
3610 corresponding post-reload splitters.
3612 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3614 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
3615 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
3616 __builtin_ia32_roundss.
3617 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
3618 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
3619 __builtin_ia32_roundss.
3620 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
3621 IX86_BUILTIN_SHUFPD here.
3623 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3625 * config/i386/i386.md (plogic): New.
3626 (plogicprefix): Likewise.
3628 * config/i386/mmx.md (mmx_<code><mode>3): New.
3629 (mmx_and<mode>3): Removed.
3630 (mmx_ior<mode>3): Likewise.
3631 (mmx_xor<mode>3): Likewise.
3633 * config/i386/sse.md (<code><mode>3): New.
3634 (*<code><mode>3): Likewise.
3635 (*<code><mode>3): Likewise.
3636 (<code><mode>3): Likewise.
3637 (*sse_<code><mode>3): Likewise.
3638 (*sse2_<code><mode>3): Likewise.
3639 (<code>tf3): Likewise.
3640 (*<code>tf3): Likewise.
3641 (and<mode>3): Likewise.
3642 (*and<mode>3): Likewise.
3643 (ior<mode>3): Removed.
3644 (*ior<mode>3): Likewise.
3645 (xor<mode>3): Likewise.
3646 (*xor<mode>3): Likewise.
3647 (*and<mode>3): Likewise.
3648 (*ior<mode>3): Likewise.
3649 (*xor<mode>3): Likewise.
3650 (and<mode>3): Likewise.
3651 (*sse_and<mode>3): Likewise.
3652 (*sse2_and<mode>3): Likewise.
3654 (*andtf3): Likewise.
3655 (ior<mode>3): Likewise.
3656 (*sse_ior<mode>3): Likewise.
3657 (*sse2_ior<mode>3): Likewise.
3659 (*iortf3): Likewise.
3660 (xor<mode>3): Likewise.
3661 (*sse_xor<mode>3): Likewise.
3662 (*sse2_xor<mode>3): Likewise.
3664 (*xortf3): Likewise.
3666 2008-04-02 Richard Guenther <rguenther@suse.de>
3668 PR tree-optimization/14495
3669 PR tree-optimization/34793
3670 * tree-vrp.c (struct switch_update): New structure.
3671 (to_remove_edges, to_update_switch_stmts): New VECs.
3672 (simplify_switch_using_ranges): New function. Remove not taken
3673 case labels and edges.
3674 (simplify_stmt_using_ranges): Call it.
3675 (identify_jump_threads): Mark edges we have queued for removal
3676 so we don't thread them.
3677 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
3679 * tree-cfg.c (group_case_labels): Deal with missing default label.
3680 (tree_verify_flow_info): Allow missing default label.
3681 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
3682 (emit_case_nodes): Likewise.
3683 (expand_case): Do not rely on the default label to be present.
3684 * expr.c (try_casesi): Deal with NULL default_label.
3685 (do_tablejump): Likewise.
3687 2008-04-02 Richard Guenther <rguenther@suse.de>
3689 PR tree-optimization/14495
3690 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
3691 SWITCH_EXPR here ...
3692 (vrp_visit_switch_stmt): ... but here (new function).
3693 (find_case_label_index): New helper function.
3694 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
3696 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3698 * fwprop.c: Fix ISO-C99ism.
3700 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3703 * Makefile.in (objdir): Set it here.
3704 * configure.ac: Not here. Find dynamic linker characteristics.
3705 * exec-tool.in: Use them.
3706 * aclocal.m4: Regenerate.
3707 * configure: Regenerate.
3709 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3711 * expr.c (expand_var): Delete it.
3712 * expr.h (expand_var): Delete prototype.
3713 * function.c (expand_function_start): Use expand_decl instead.
3714 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
3717 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
3719 PR rtl-optimization/35542
3720 * fwprop.c (forward_propagate_and_simplify): Replace
3721 loc_reg_mentioned_in_p with reg_mentioned_p.
3723 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3725 PR rtl-optimization/35281
3726 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
3727 (propagate_rtx_1): Handle PR_HANDLE_MEM.
3728 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
3729 (varying_mem_p): Move above propagate_rtx.
3730 (all_uses_available_at): Do not check MEMs.
3732 2008-04-02 Rafael Espindola <espindola@google.com>
3734 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
3735 (register_edge_assert_for_2): Split the cond argument.
3736 (register_edge_assert_for_1): Adjust for the change in
3737 register_edge_assert_for_2.
3738 (register_edge_assert_for): Split the cond argument.
3739 (find_switch_asserts): Adjust for the change in
3740 register_edge_assert_for.
3742 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
3744 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
3745 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
3746 offsets for 64-bit mingw.
3747 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
3748 abi for x86_64-pc-mingw.
3750 2008-04-02 Richard Guenther <rguenther@suse.de>
3752 * tree-vrp.c (extract_range_from_assert): Make sure to not
3753 produce range min/max with TREE_OVERFOW set.
3754 If merging a anti-range and a range keep the anti-range if
3755 the range covers all values of the type.
3756 (register_edge_assert_for_2): Only allow sign-changing
3757 conversions in detecting canonical range checks. Also
3758 register an assert for the unsigned name if useful.
3760 PR tree-optimization/35787
3761 * tree-vrp.c (vrp_val_max): New function.
3762 (vrp_val_min): Likewise.
3763 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
3764 (vrp_val_is_min): Likewise.
3765 (supports_overflow_infinity): Use vrp_val_{min,max}.
3766 (negative_overflow_infinity): Likewise.
3767 (positive_overflow_infinity): Likewise.
3768 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
3769 (is_positive_overflow_infinity): Likewise.
3770 (is_overflow_infinity): Likewise.
3771 (avoid_overflow_infinity): Use vrp_val_{min,max} and
3772 vrp_val_is_{min,max}.
3773 (set_and_canonicalize_value_range): Canonicalize anti-ranges
3774 to ranges if possible. Avoid empty ranges.
3776 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3779 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
3780 the expression is a function address.
3782 2008-04-01 George Helffrich <george@gcc.gnu.org>
3784 PR fortran/35154, fortran/23057
3785 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
3786 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
3787 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
3788 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
3790 (dbxout_syms): Check for COMMON-based symbol and wrap in
3791 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
3792 in bracket for efficiency.
3794 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
3795 using DW_TAG_common_block + member offset.
3796 (add_pubname_string): New function.
3797 (dw_expand_expr): New function to find block name and offset for
3799 (common_check): New function to check whether symbol in Fortran COMMON.
3800 (gen_variable_die): If COMMON, use DW_TAG_common_block.
3802 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
3805 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
3807 2008-04-02 Ben Elliston <bje@au.ibm.com>
3809 * config/v850/v850.md (casesi): Remove if (0) code.
3810 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3811 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3813 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
3815 * config/i386/i386.md (rex64suffix): New mode attribute.
3816 (floathi<mode>2): Disable expander for SSE math.
3817 (*floathi<mode>2_1): New insn insn_and_split pattern.
3818 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
3819 corresponding post-reload splitters.
3820 (*floathi<mode>2_i387): New macroized insn pattern.
3821 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
3822 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
3823 insn_and_split pattern.
3824 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
3825 New macroized instruction patterns and corresponding post-reload
3827 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
3828 and corresponding post-reload splitters.
3829 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
3830 New macroized instruction patterns.
3831 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
3832 macroized instruction patterns and corresponding post-reload splitters.
3833 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
3834 corresponding post-reload splitters.
3835 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
3836 New macroized instruction patterns.
3837 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
3838 corresponding post-reload splitters.
3839 (*floatsi<mode>2_i387): New macroized instruction patterns.
3841 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
3843 * config/i386/i386.md (smaxmin): New.
3844 (umaxmin): Likewise.
3845 (maxminiprefix): Likewise.
3846 (maxminfprefix): Likewise.
3847 (<code><mode>3): Likewise.
3848 (smin<mode>3): Removed.
3849 (smax<mode>3): Likewise.
3851 * config/i386/mmx.md (mmx_<code>v2sf3): New.
3852 (mmx_<code>v4hi3): Likewise.
3853 (mmx_<code>v8qi3): Likewise.
3854 (mmx_smaxv2sf3): Removed.
3855 (mmx_sminv2sf3): Likewise.
3856 (mmx_umaxv8qi3): Likewise.
3857 (mmx_smaxv4hi3): Likewise.
3858 (mmx_uminv8qi3): Likewise.
3859 (mmx_sminv4hi3): Likewise.
3861 * config/i386/sse.md (<addsub><mode>3): New.
3862 (*<addsub><mode>3): Likewise.
3863 (<sse>_vm<addsub><mode>3): Likewise.
3864 (<maxmin><mode>3): Likewise.
3865 (*<maxmin><mode>3_finite): Likewise.
3866 (*<maxmin><mode>3): Likewise.
3867 (<sse>_vm<maxmin><mode>3): Likewise.
3868 (sse3_h<addsub>v4sf3): Likewise.
3869 (sse3_h<addsub>v2df3): Likewise.
3870 (<maxmin>v16qi3): Likewise.
3871 (*<maxmin>v16qi3): Likewise.
3872 (<maxmin>v8hi3): Likewise.
3873 (*<maxmin>v8hi3): Likewise.
3874 (*sse4_1_<maxmin><mode>3): Likewise.
3875 (*sse4_1_<maxmin><mode>3): Likewise.
3876 (add<mode>3): Removed.
3877 (*add<mode>3): Likewise.
3878 (<sse>_vmadd<mode>3): Likewise.
3879 (sub<mode>3): Likewise.
3880 (*sub<mode>3): Likewise.
3881 (<sse>_vmsub<mode>3): Likewise.
3882 (smin<mode>3): Likewise.
3883 (*smin<mode>3_finite): Likewise.
3884 (*smin<mode>3): Likewise.
3885 (<sse>_vmsmin<mode>3): Likewise.
3886 (smax<mode>3): Likewise.
3887 (*smax<mode>3_finite): Likewise.
3888 (*smax<mode>3): Likewise.
3889 (<sse>_vmsmax<mode>3): Likewise.
3890 (sse3_haddv4sf3): Likewise.
3891 (sse3_haddv2df3): Likewise.
3892 (sse3_hsubv4sf3): Likewise.
3893 (sse3_hsubv2df3): Likewise.
3894 (umaxv16qi3): Likewise.
3895 (*umaxv16qi3): Likewise.
3896 (smaxv8hi3): Likewise.
3897 (*smaxv8hi3): Likewise.
3898 (*sse4_1_smax<mode>3): Likewise.
3899 (*sse4_1_umax<mode>3): Likewise.
3900 (uminv16qi3): Likewise.
3901 (*uminv16qi3): Likewise.
3902 (sminv8hi3): Likewise.
3903 (*sminv8hi3): Likewise.
3904 (*sse4_1_smin<mode>3): Likewise.
3905 (*sse4_1_umin<mode>3): Likewise.
3907 2008-04-01 Rafael Espindola <espindola@google.com>
3909 * tree-cfg.c (verify_expr): remove in_phi.
3910 (verify_stmt): Don't call walk_tree with verify_expr. Use
3911 is_gimple_min_invariant instead of is_gimple_val.
3913 2008-04-01 Joseph Myers <joseph@codesourcery.com>
3915 * doc/include/gpl_v3.texi: Update for manpage generation.
3916 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
3918 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
3919 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
3920 gpl_v3.texi instead of gpl.texi.
3923 2008-04-01 Jakub Jelinek <jakub@redhat.com>
3926 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
3928 2008-04-01 Rafael Espindola <espindola@google.com>
3930 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
3931 (extract_code_and_val_from_cond): Use
3932 extract_code_and_val_from_cond_with_ops.
3934 2008-04-01 Jan Hubicka <jh@suse.cz>
3936 * function.c (free_after_compilation): Free epilogue_delay_list.
3937 (prepare_function_start): Assert that previous compilation was freed.
3939 2008-04-01 Jan Hubicka <jh@suse.cz>
3940 Jim Wilson <wilson@tuliptree.org>
3941 Andreas Tobler <andreast@gcc.gnu.org>
3944 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
3945 rtl.emit instead cfun->emit.
3946 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
3947 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
3949 2008-04-01 Ben Elliston <bje@au.ibm.com>
3951 * doc/c-tree.texi (Function Basics): Fix grammatical error.
3953 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
3955 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
3957 (fprofile-use): Add var flag_profile_use
3958 * coverage.c (coverage_begin_output): Do not open a gcno file for
3959 output only if -ftest-coverage is set.
3960 Do not add getpwd() to gcda file path.
3961 (build_gcov_info): Check the new flag
3962 flag_profile_datafile_relative_path.
3963 (coverage_init): Use profile_data_prefix.
3964 Read profile counter only if flag_profile_use is set.
3965 * opts.c (common_handle_option): New option fprofile-use=,
3966 fprofile-dir=, fprofile-generate=.
3967 * toplev.c (profile_data_prefix): New variable definition.
3968 * toplev.h (profile_data_prefix): New declaration.
3969 * doc/invoke.tex (Option Summary, Optimization Options):
3972 2008-03-31 James E. Wilson <wilson@tuliptree.org>
3974 * varasm.c (output_constant_pool_1): In LABEL_REF check,
3975 use tmp consistently.
3978 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
3979 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3980 UNSPEC_FR_RECIP_APPROX_RES.
3981 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
3983 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
3986 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
3988 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3991 * fold-const.c (fold_indirect_ref_1): Support accessing non first
3992 element of the vector via a pointer.
3994 2008-03-31 Ian Lance Taylor <iant@google.com>
3996 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
3998 2008-03-31 Jan Hubicka <jh@suse.cz>
4000 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4001 get_arg_pointer_save_area.
4002 * expr.c (init_expr): Just clear out rtl.expr.
4003 * function.c (free_after_compilation): Clear out whole RTL structure.
4004 (get_func_frame_size): Merge into ...
4005 (get_frame_size): ... this one.
4006 (assign_stack_local_1): Merge into ...
4007 (assign_stack_local): ... this one.
4008 (expand_function_end): Update call of get_arg_pointer_save_area.
4009 (get_art_pointer_save_area): Remove cfun argument.
4010 * function.h (emit_status): regno_pointer_align does not need length
4011 attribute. Move x_regno_reg_rtx to ...
4012 (regno_reg_rtx): ... new global array.
4013 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4014 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4015 apply_args_value, forced_labels, stack_pointer_delta):
4017 (struct varasm_status): Move here from varasm.c
4018 (struct rtl_data): New. Move here some fields from struct function.
4019 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4020 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4021 used_temp_slots avail_temp_slots, temp_slot_level,
4022 nonlocal_goto_handler_labels): Update accesstors.
4023 (rtl): New global variable.
4024 (struct function): Move some fileds to rtl_data.
4025 (get_arg_pointer_save_area): Update prototype.
4026 * emit-rtl.c (rtl): Declare.
4027 (regno_reg_rtx): Declare.
4028 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4030 (gen_reg_rtx): Update.
4031 (init_virtual_regs): Do not tate emit_status argument.
4032 (init_emit): Do not allocate emit.
4033 * varasm.c (varasm_statuc): Move to function.h.
4034 (n_deferred_constatns): Update accestor.
4035 (init_varasm_status): Do not allocate varasm_status.
4036 (force_const_mem, get_pool_size, output_constant_pool): Update.
4037 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4038 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4040 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4042 PR rtl-optimization/35729
4043 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4046 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4049 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4050 load/store if memory is unaligned.
4051 (*movti_rex64): Likewise.
4053 * config/i386/predicates.md (misaligned_operand): New.
4055 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4058 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4061 2008-03-31 Jan Beulich <jbeulich@novell.com>
4063 * config/ia64/constraints.md: Add 'j' constraint.
4064 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4065 (movdi_internal): Likewise.
4067 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4070 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4072 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4075 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4076 proper error message for the third argument on blendpd and
4079 * config/i386/sse.md (blendbits): New.
4080 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4082 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4084 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4086 2008-03-30 Richard Guenther <rguenther@suse.de>
4089 * fold-const.c (fold_sign_changed_comparison): Do leave
4090 conversions to base-types alone.
4092 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4094 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4095 the link register if one altivec register is be saved.
4097 2008-03-30 Ben Elliston <bje@au.ibm.com>
4099 * final.c (final_scan_insn): Remove if (0) code.
4101 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4103 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4105 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4107 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4108 of V4SFmode to ix86_binary_operator_ok.
4110 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4112 * config/i386/i386.c (override_options): Initialize
4113 ix86_veclib_handler to ix86_veclibabi_svml when
4114 -mveclibabi=svml is used.
4115 (ix86_veclibabi_svml): New function for SVML ABI style
4116 vectorization support.
4117 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4119 2008-03-28 Rafael Espindola <espindola@google.com>
4121 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4122 (tree_binary_nonnegative_warnv_p): Make it public.
4123 (tree_single_nonnegative_warnv_p): Make it public.
4124 (tree_invalid_nonnegative_warnv_p): Make it public.
4125 (tree_unary_nonzero_warnv_p): Make it public.
4126 (tree_binary_nonzero_warnv_p): Make it public
4127 (tree_single_nonzero_warnv_p): Make it public.
4128 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4129 (extract_range_from_binary_expr): Split the expr argument.
4130 (extract_range_from_unary_expr): Split the expr argument.
4131 (extract_range_from_comparison): Split the expr argument.
4132 (extract_range_from_expr): Use the new aux functions.
4133 (vrp_evaluate_conditional_warnv): Use
4134 vrp_evaluate_conditional_warnv_with_ops.
4135 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4136 (tree_binary_nonzero_warnv_p): Declare.
4137 (tree_single_nonzero_warnv_p): Declare.
4138 (tree_expr_nonzero_warnv_p): Declare.
4139 (tree_unary_nonnegative_warnv_p): Declare.
4140 (tree_binary_nonnegative_warnv_p): Declare.
4141 (tree_single_nonnegative_warnv_p): Declare.
4142 (tree_invalid_nonnegative_warnv_p): Declare.
4144 2008-03-28 Richard Guenther <rguenther@suse.de>
4146 PR tree-optimization/30317
4147 PR tree-optimization/30911
4148 PR tree-optimization/34793
4149 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4150 (struct assert_locus_d): New member EXPR.
4151 (register_new_assert_for): Add EXPR parameter to support
4152 ASSERT_EXPR <name, expr OP limit>.
4153 (register_edge_assert_for_1): Adjust callers.
4154 (find_assert_locations): Likewise.
4155 (process_assert_insertions_for): Build condition from expression.
4156 (extract_range_from_assert): Handle ASSERT_EXPRs
4157 of the form ASSERT_EXPR <name, expr OP limit>.
4158 (register_edge_assert_for_2): New helper registering
4159 asserts for comparisons. Recognize range tests of the form
4160 (unsigned)i - CST1 OP CST2.
4161 (register_edge_assert_for_1): Use it.
4162 (register_edge_assert_for): Likewise.
4163 (needs_overflow_infinity): Integer sub-types
4164 do not need overflow infinities.
4165 (vrp_val_is_max): The extreme values of integer sub-types
4166 are those of the base type.
4167 (vrp_val_is_min): Likewise.
4168 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4171 2008-03-28 Nick Clifton <nickc@redhat.com>
4174 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4175 Return GENERAL_REGS for stack adjustment reloads.
4177 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4180 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4181 const_vector when all the vectors are constant.
4183 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4185 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4187 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4188 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4190 (s<code>_sf): Use new scc_sf attribute for opcode names.
4192 2008-03-27 Tom Tromey <tromey@redhat.com>
4194 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4195 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4196 config/spu/t-spu-elf, config/i386/t-interix,
4197 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4198 config/i386/x-darwin, config/i386/x-mingw32,
4199 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4200 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4201 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4202 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4203 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4204 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4205 config/score/t-score-elf, config/arm/t-strongarm-pe,
4206 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4207 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4208 Revert automatic dependency patch.
4210 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4213 * config/i386/i386.c (ix86_function_arg_boundary): Align
4214 decimal floating point to its natural boundary.
4216 2008-03-27 Richard Guenther <rguenther@suse.de>
4219 * fold-const.c (fold_comparison): Restrict distinct decl
4220 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4221 solely rely on operand_equal_p.
4223 2008-03-27 Richard Guenther <rguenther@suse.de>
4226 * c-common.c (handle_weak_attribute): Reject combination of
4229 2008-03-27 Richard Guenther <rguenther@suse.de>
4231 PR tree-optimization/32810
4232 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4233 conversions from DECL_INITIAL.
4234 (fold_const_aggregate_ref): Likewise from constructor elements.
4236 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4238 * tree-affine.h (aff_combination_expand): Declare.
4239 (get_inner_reference_aff): Likewise.
4240 * tree-affine.c (aff_combination_expand): Split out from
4241 tree_to_aff_combination_expand.
4242 (get_inner_reference_aff): New function.
4243 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4244 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4245 (struct lim_aux_data): sm_done field removed.
4246 (mem_ref_loc_p, mem_ref_locs_p): New types.
4247 (struct mem_ref): Added id, stored, accesses_in_loop,
4248 indep_loop, dep_loop, indep_ref, dep_ref fields.
4249 Removed is_stored, locs and next fields.
4250 (memory_accesses): New variable.
4251 (movement_possibility): Do not allow moving statements
4252 that store to memory.
4253 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4255 (determine_max_movement): For statements with memory references,
4256 find the outermost loop in that the reference is independent.
4257 (move_computations_stmt): Mark the virtual operands for renaming.
4258 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4259 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4260 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4261 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4262 create_vop_ref_mapping, analyze_memory_references,
4263 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4264 get_all_locs_in_loop, ref_always_accessed_p,
4265 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4266 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4267 store_motion_loop, store_motion): New functions.
4268 (struct vop_to_refs_elt): New type.
4269 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4270 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4271 (schedule_sm): Replaced by...
4272 (execute_sm): ... this.
4273 (determine_lsm_ref, hoist_memory_references,
4274 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4275 find_more_ref_vops, free_mem_ref, free_mem_refs,
4276 determine_lsm_loop, determine_lsm): Removed.
4277 (tree_ssa_lim_finalize): Free data structures used by store motion.
4278 (tree_ssa_lim): Call analyze_memory_references. Use
4279 store_motion instead of determine_lsm.
4281 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4283 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4284 rename tmake_file to m68hc11/t-m68hc11.
4285 (mcore): Set inhibit_libc to true.
4286 * config.host (alpha*-dec-*vms*): Set extra_programs.
4287 (interix3*): Don't use host_xmake_file.
4288 * configure.ac: Let config.gcc override inhibit_libc.
4289 * configure: Regenerate.
4291 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4292 * config/t-openbsd-thread: Remove commented out lines.
4294 * config/x-interix: Remove.
4296 * config/m68hc11/t-m68hc11-gas: Rename to...
4297 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4299 * config/mcore/t-mcore: Remove T_CFLAGS.
4300 * config/mcore/t-mcore-pe: Likewise.
4302 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4304 * configure.ac: Replace custom __GNU_SOURCE test with
4305 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4306 * aclocal.m4: Regenerate.
4307 * configure: Regenerate.
4308 * config.in: Regenerate.
4310 2008-03-27 Richard Guenther <rguenther@suse.de>
4312 * fold-const.c (target.h): Include.
4313 (fold_comparison): Fold comparison of addresses of decls
4314 that bind locally or of constants. Consolidate address folding code.
4315 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4316 results from fold_binary_to_constant.
4317 (compare_values_warnv): Likewise.
4319 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4322 * fold-const.c (fold_truthop): Check for integeral types when folding
4323 a == 0 && b == 0 and a != 0 || b != 0 .
4325 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4327 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4329 2008-03-26 Andreas Schwab <schwab@suse.de>
4331 * doc/invoke.texi: Fix use of @item vs. @itemx.
4333 2008-03-26 Tom Tromey <tromey@redhat.com>
4335 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4336 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4337 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4338 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4339 build/genconstants.o, build/genemit.o, build/genextract.o,
4340 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4341 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4344 2008-03-26 Richard Guenther <rguenther@suse.de>
4347 2008-03-26 Richard Guenther <rguenther@suse.de>
4349 * fold-const.c (target.h): Include.
4350 (fold_comparison): Fold comparison of addresses of two decls
4351 that bind locally. Consolidate address folding code.
4353 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4355 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4356 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4357 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4358 dconstsqrt2, dconstthird, dconste and/or dconst10.
4359 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4360 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4361 dconstsqrt2, dconste): Delete.
4362 (init_emit_once): Likewise. Simplify initializing dconstm1.
4364 * real.c (get_real_const): New.
4365 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4366 dconstsqrt2, dconste): Delete.
4367 (real_value_const, get_real_const): New.
4369 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4371 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4373 * config/i386/i386.c (ix86_function_arg_boundary): Check
4374 BIGGEST_ALIGNMENT instead of 128.
4375 (setup_incoming_varargs_64): Likewise.
4377 2008-03-26 Tom Tromey <tromey@redhat.com>
4379 * Makefile.in (DEPFILES): Add missing '/'.
4381 2008-03-26 Richard Guenther <rguenther@suse.de>
4383 * fold-const.c (target.h): Include.
4384 (fold_comparison): Fold comparison of addresses of two decls
4385 that bind locally. Consolidate address folding code.
4387 2008-03-26 Nick Clifton <nickc@redhat.com>
4390 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4391 not allow INT+INT as a legitimate addressing mode.
4393 2008-03-26 Richard Guenther <rguenther@suse.de>
4395 * tree-flow.h (widen_bitfield): Remove declaration.
4396 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4397 (widen_bitfield): Remove function.
4398 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4401 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4404 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4407 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4409 PR rtl-optimization/35232
4410 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4411 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4412 reg_reloaded_call_part_clobbered here.
4413 (reload_regs_reach_end_p): New function.
4414 (reload_reg_rtx_for_input): New variable.
4415 (reload_reg_rtx_for_output): Likewise.
4416 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4417 when reassigning a pseudo register. Load reloadreg from
4418 reload_reg_rtx_for_input, moving the mode and register
4420 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4421 instead of the original when deciding whether an input reload
4422 would be a no-op or whether an output reload can be deleted.
4423 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4424 when setting up new_spill_reg_store. Load it from
4425 reload_reg_rtx_for_output, moving the mode and register
4427 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4428 instead of the original when deciding whether an output reload
4429 would be a no-op. Do the same when modifying insn notes.
4430 Use rtx_equal_p instead of == to compare the registers.
4431 (inherit_piecemeal_p): Take a mode and two register numbers
4433 (emit_reload_insns): Clear new_spill_reg_store for every hard
4434 register in the reload register. Remove spill registers
4435 from reg_reloaded_valid before considering whether to record
4436 inheritance information for them. Use reload_reg_rtx_for_output
4437 instead of reg_rtx when recording output reloads. Use
4438 reload_reg_rtx_for_input instead of reg_rtx when recording
4439 input reloads. Set or clear reg_reloaded_call_part_clobbered
4440 at the same time as setting reg_reloaded_valid.
4441 (delete_output_reload): Add a new_reload_reg parameter and use it
4442 instead of rld[j].reg_rtx.
4443 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4446 2008-03-25 Tom Tromey <tromey@redhat.com>
4448 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4449 (build/genattr.o): Likewise.
4450 (build/genattrtab.o): Likewise.
4451 (build/gencodes.o): Likewise.
4452 (build/genconfig.o): Likewise.
4453 (build/genconstants.o): Likewise.
4454 (build/genemit.o): Likewise.
4455 (build/genextract.o): Likewise.
4456 (build/genflags.o): Likewise.
4458 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4460 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4461 instead of size_int for integer types.
4462 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4463 to match type of MINUS_EXPR.
4465 2008-03-25 Tom Tromey <tromey@redhat.com>
4467 * configure: Rebuilt.
4468 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
4471 2008-03-25 Tom Tromey <tromey@redhat.com>
4473 * config/x-solaris (host-solaris.o): Update.
4474 * config/x-linux (host-linux.o): Update.
4475 * config/x-hpux (host-hpux.o): Update.
4476 * config/x-darwin (host-darwin.o): Update.
4477 * config/v850/t-v850e (v850-c.o): Update.
4478 * config/v850/t-v850 (v850-c.o): Update.
4479 * config/t-vxworks (vxworks.o): Update.
4480 * config/t-sol2 (sol2-c.o, sol2.o): Update.
4481 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
4482 * config/spu/t-spu-elf (spu-c.o): Update.
4484 * config/sh/t-symbian (sh-c.o): Update.
4485 (symbian.o): Update.
4486 * config/sh/t-sh (sh-c.o): Update.
4487 * config/score/t-score-elf (score7.o, score3.o): Update.
4488 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
4489 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
4490 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
4491 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
4493 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4494 * config/m32c/t-m32c (m32c-pragma.o): Update.
4495 * config/ia64/t-ia64 (ia64-c.o): Update.
4496 * config/i386/x-mingw32 (host-mingw32.o): Update.
4497 * config/i386/x-i386 (driver-i386.o): Update.
4498 * config/i386/x-darwin (host-i386-darwin.o): Update.
4499 * config/i386/x-cygwin (host-cygwin.o): Update.
4500 * config/i386/t-nwld (nwld.o): Update.
4501 * config/i386/t-netware (netware.o): Update.
4502 * config/i386/t-interix (winnt.o): Update.
4503 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
4504 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
4505 msformat-c.o): Update.
4506 * config/bfin/t-bfin-linux (generated_files): Add
4507 linux-sysroot-suffix.h.
4508 * config/arm/t-wince-pe (pe.o): Update.
4509 * config/arm/t-strongarm-pe (pe.o): Update.
4510 * config/arm/t-pe (pe.o): Update.
4511 * config/arm/t-arm (arm-c.o): Update.
4512 * doc/install.texi (Prerequisites): Require make 3.80.
4513 * Makefile.in: Remove .o targets.
4514 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
4515 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
4516 (simple_generated_h, simple_generated_c): Move earlier.
4517 (generated_files): New variable.
4518 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
4519 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
4520 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
4521 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
4522 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
4523 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
4524 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
4525 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
4526 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
4527 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
4528 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
4529 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
4531 (COMPILE.base, COMPILE): New variables.
4532 (%.o): New pattern rule.
4533 (ALL_HOST_OBJS): New variable.
4534 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
4535 (dummy-checksum.o, cc1-checksum.o): Remove.
4536 (DRIVER_SHLIB): New variable.
4537 (DRIVER_DEFINES): Use it.
4538 (gencondmd.c): Move out of build/.
4539 (s-conditions): Update.
4540 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
4541 (ALL_BUILD_OBJS): Likewise.
4542 (build/%.o): Use BUILDCOMPILE.
4543 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
4544 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
4545 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
4546 build/gencheck.o, build/gencodes.o, build/genconditions.o,
4547 build/genconfig.o, build/genconstants.o, build/genemit.o,
4548 build/genextract.o, build/genflags.o, build/genmddeps.o,
4549 build/genopinit.o, build/genoutput.o, build/genpeep.o,
4550 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
4551 build/gen-protos.o, build/scan.o, build/fix-header.o,
4552 build/scan-decls.o): Simplify.
4553 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
4554 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
4555 prefix.o, toplev.o): Reduce to variable setting.
4556 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
4557 ($(out_object_file), gcc-options.o): New targets.
4558 ($(ALL_HOST_OBJS)): New target. Include dependency files.
4559 * configure: Rebuilt.
4560 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
4561 * doc/sourcebuild.texi (Front End Directory): Document new variable.
4563 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
4565 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
4566 complain when we hit an error, return ERROR_MARK_NODE.
4568 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4570 * config/sh/constraints.md (Pso, Psz): New constraints.
4571 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
4572 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
4574 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4576 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
4577 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
4579 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4581 * config/sh/sh.md (prefetch): Add condition for SH2A target.
4582 (prefetch_sh2a): New.
4584 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4585 Naveen.H.S <naveen.hs@kpitcummins.com>
4587 * config/sh/constraints.md (I28): New constraint.
4588 * config/sh/sh.c (broken_move): Add support for movi20s.
4589 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
4591 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
4592 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4593 Naveen.H.S <naveen.hs@kpitcummins.com>
4595 * config/sh/sh.c (SH_ATTRIBUTES): Define.
4596 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4597 (print_operand): Handle resbank in %@ operand code.
4598 (sh_encode_section_info): New.
4599 (push_regs): Add conditions for resbank.
4600 (sh_expand_epilogue): Likewise.
4601 (sh_insert_attributes): Likewise.
4602 (sh_attribute_table): Likewise.
4603 (sh_handle_resbank_handler_attribute): New.
4604 (sh2a_handle_function_vector_handler_attribute): New.
4605 (sh2a_is_function_vector_call): New.
4606 (sh2a_get_function_vector_number): New.
4607 (sh2a_function_vector_p): New.
4608 (sh_cfun_resbank_handler_p): New.
4609 * config/sh/sh.md (calli): Emit jsr/n if possible.
4610 (calli_tbr_rel): New.
4611 (calli_pcrel): Emit jsr/n if possible.
4612 (return_i): Emit rts/n if possible.
4613 (call_valuei_tbr_rel): New.
4614 (call_valuei_pcrel): Add condition for SH2A target.
4615 (call_value): Likewise.
4616 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
4617 (sh2a_get_function_vector_number): Likewise.
4618 (sh2a_is_function_vector_call): Likewise.
4619 * doc/extend.texi: Document TBR relative addressing of SH2A.
4620 (resbank): Add description for SH2A.
4622 2008-03-24 Richard Guenther <rguenther@suse.de>
4625 * gimplify.c (gimplify_modify_expr): For frontend type-correct
4626 pointer assignments change conversions according to middle-end rules.
4627 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
4628 * configure.ac: Include type checking in yes.
4629 * configure: Regenerate.
4631 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4633 * diagnostic.c (diagnostic_count_diagnostic): Delete.
4634 (diagnostic_report_diagnostic): Update. Handle ICEs here.
4636 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
4638 * gthr-vxworks.h (UNUSED): Define.
4640 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
4642 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
4644 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
4646 * doc/extend.texi (Function Attributes): Add missing comma in the
4647 example of the "alloc_size" attribute.
4649 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
4652 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4654 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4657 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4660 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4661 of the underlying type of a MS bitfield layout to the natural
4662 alignment of the type.
4664 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4666 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4667 to their natural alignment to avoid store forwarding stalls.
4669 2008-03-22 Richard Guenther <rguenther@suse.de>
4671 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
4672 For PHI nodes verify the address is invariant.
4673 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
4674 (get_symbol_constant_value): Use is_gimple_min_invariant.
4675 (maybe_fold_stmt_indirect): Likewise.
4677 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
4679 PR rtl-optimization/33927
4680 * Makefile.in (dse.o): Depend on $(TM_P_H).
4681 * expr.h (extract_low_bits): Declare.
4682 * expmed.c (extract_low_bits): New function.
4683 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
4684 * dse.c: Include tm_p.h.
4685 (find_shift_sequence): Remove the read_reg argument and return the
4686 read value. Emit the instructions instead of returning them.
4687 Iterate on new_mode rather than calculating it each time.
4688 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
4689 source to NEW_MODE and extract_low_bits to convert the shifted
4691 (replace_read): Allow the load and store to have different mode
4692 classes. Use extract_low_bits when SHIFT == 0. Create the shift
4693 or extraction instructions before trying the replacement. Update
4694 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
4696 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4698 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4699 to their natural alignment to avoid store forwarding stalls.
4701 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4704 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
4705 encouraging but not allowing gprs for input;
4706 change the input constraint to !f#r.
4707 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
4709 change the output constraint to !f#r.
4711 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
4714 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
4715 corresponding post-reload splitters.
4716 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
4717 when x87 FP math is selected.
4718 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
4719 New function prototype.
4720 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
4721 unreachable function to ease macroization of insn patterns.
4723 2008-03-21 Martin Jambor <mjambor@suse.cz>
4725 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
4726 reference dumps if ddr is NULL or dependence is unknown.
4728 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4730 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
4731 unsigned extension into account.
4732 (ATOMIC_COMPARE_AND_SWAP): Likewise.
4733 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
4734 Do computations on a scratch register.
4736 2008-03-21 Richard Guenther <rguenther@suse.de>
4738 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4739 Use is_gimple_min_invariant instead of TREE_INVARIANT.
4740 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
4741 * tree-ssa-dom.c (record_equality): Likewise.
4742 * tree-inline.c (copy_body_r): Likewise.
4743 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
4746 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4748 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
4749 as 'delete_unused' argument.
4751 2008-03-20 Richard Guenther <rguenther@suse.de>
4753 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4754 special casing of constant qualifiers.
4755 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
4756 care about them in general.
4757 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
4758 regardless of their type.
4759 (fold_stmt_r): Forcefully fold *& if we end up with that.
4761 2008-03-20 Paul Brook <paul@codesourcery.com>
4763 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
4764 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
4766 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
4768 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
4769 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
4771 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
4773 * common.opt (Wmudflap): New option.
4774 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
4775 (mx_register_decls): Likewise.
4776 (mudflap_finish_file): Likewise.
4777 * doc/invoke.texi: Document -Wno-mudflap.
4779 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
4781 * c-format.c (replace_format_name_to_system_name): New.
4783 (convert_format_name_to_system_name): New.
4784 (decode_format_attr): Add use of convert_format_name_to_system_name.
4785 (format_types_orig): Add gnu_ prefix to names.
4786 (check_format_info_main): Special treating of \0 escaped names for
4787 supporting multi-character format specifiers as I32, I64.
4788 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
4789 (gnu_target_overrides_format_attributes): New.
4790 * c-format.h: Add structure target_ovr_attr to hold
4791 system specific formatter names.
4792 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
4793 msformat-c.o file to c_target_objs and cxx_target_objs.
4794 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4795 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
4796 (TARGET_N_FORMAT_TYPES): New.
4797 * config/i386/msformat-c.c: New.
4798 * config/i386/t-cygming: Add build rule for msformat-c.o.
4799 * doc/extend.texi: Add new format names gnu_* and ms_* and
4801 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4803 2008-03-20 Ira Rosen <irar@il.ibm.com>
4805 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
4806 optimizations turned on under -O3.
4807 (ftree-vectorize): Add that the flag is turned on with -O3.
4809 2008-03-20 Ben Elliston <bje@au.ibm.com>
4811 * regmove.c (try_auto_increment): Fix spelling error in comment.
4812 * final.c (final_scan_insn): Likewise.
4814 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
4817 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
4818 allocator preferences for "y" and "r" class registers.
4819 ("*mov<mode>_internal"): Ditto.
4820 ("*movv2sf_internal_rex64"): Ditto.
4821 ("*movv2sf_internal"): Ditto.
4823 2008-03-19 Michael Matz <matz@suse.de>
4826 * calls.c (expand_call): Check overlap of arguments with call
4827 address for sibcalls.
4829 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4832 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4833 of the underlying type of a MS bitfield layout to the natural
4834 alignment of the type.
4836 2008-03-19 Jan Hubicka <jh@suse.cz>
4839 * toplev.c (decode_d_option): Handle all CPP flags.
4840 * tree-vrp.c: Update tree_pass descriptors.
4841 * regrename.c: Update tree_pass descriptors.
4842 * fwprop.c: Update tree_pass descriptors.
4843 * doc/invoke.texi: Remove documentation of dropped -d? flags.
4844 * tree-into-ssa.c: Update tree_pass descriptors.
4845 * tree-dump.c: Update tree_pass descriptors.
4846 * tree-complex.c: Update tree_pass descriptors.
4847 * tree-dump.h: Update tree_pass descriptors.
4848 * see.c: Update tree_pass descriptors.
4849 * cgraphbuild.c: Update tree_pass descriptors.
4850 * tracer.c: Update tree_pass descriptors.
4851 * tree-loop-distribution.c: Update tree_pass descriptors.
4852 * cgraph.c: Update tree_pass descriptors.
4853 * postreload-gcse.c: Update tree_pass descriptors.
4854 * postreload.c: Update tree_pass descriptors.
4855 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
4856 * tree-tailcall.c: Update tree_pass descriptors.
4857 * tree-pass.h (tree_opt_pass): Rename to ...
4858 (opt_pass) ... this one; add "type" field and remove letter field.
4859 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
4860 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
4861 all_lowering_passes): Update declaration.
4862 * ipa-cp.c: Update tree_pass descriptors.
4863 * final.c: Update tree_pass descriptors.
4864 * omp-low.c: Update tree_pass descriptors.
4865 * tree-ssa-dse.c: Update tree_pass descriptors.
4866 * ipa-reference.c: Update tree_pass descriptors.
4867 * tree-ssa-uncprop.c: Update tree_pass descriptors.
4868 * auto-inc-dec.c: Update tree_pass descriptors.
4869 * reorg.c: Update tree_pass descriptors.
4870 * cgraphunit.c: Update tree_pass descriptors.
4871 * tree-ssa-copyrename.c: Update tree_pass descriptors.
4872 * tree-ssa-ccp.c: Update tree_pass descriptors.
4873 * df-core.c: Update tree_pass descriptors.
4874 * mode-switching.c: Update tree_pass descriptors.
4875 * tree-nomudflap.c: Update tree_pass descriptors.
4876 * modulo-sched.c: Update tree_pass descriptors.
4877 * ipa-pure-const.c: Update tree_pass descriptors.
4878 * cse.c: Update tree_pass descriptors.
4879 * web.c: Update tree_pass descriptors.
4880 * tree-stdarg.c: Update tree_pass descriptors.
4881 * tree-ssa-math-opts.c: Update tree_pass descriptors.
4882 * tree-ssa-dom.c: Update tree_pass descriptors.
4883 * tree-nrv.c: Update tree_pass descriptors.
4884 * tree-ssa-alias.c: Update tree_pass descriptors.
4885 * loop-init.c: Update tree_pass descriptors.
4886 * gimple-low.c: Update tree_pass descriptors.
4887 * ipa-inline.c: Update tree_pass descriptors.
4888 * tree-ssa-sink.c: Update tree_pass descriptors.
4889 * global.c: Update tree_pass descriptors.
4890 * ifcvt.c: Update tree_pass descriptors.
4891 * jump.c: Update tree_pass descriptors.
4892 * predict.c: Update tree_pass descriptors.
4893 * tree-ssa-loop.c: Update tree_pass descriptors.
4894 * recog.c: Update tree_pass descriptors.
4895 * dse.c: Update tree_pass descriptors.
4896 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
4897 * tree-eh.c: Update tree_pass descriptors.
4898 * regmove.c: Update tree_pass descriptors.
4900 * function.c: Update tree_pass descriptors.
4901 * tree-vectorizer.c: Update tree_pass descriptors.
4902 * gcse.c: Update tree_pass descriptors.
4903 * ipa-type-escape.c: Update tree_pass descriptors.
4904 * tree-if-conv.c: Update tree_pass descriptors.
4905 * init-regs.c: Update tree_pass descriptors.
4906 * ipa.c: Update tree_pass descriptors.
4907 * tree-ssa-phiopt.c: Update tree_pass descriptors.
4908 * rtl-factoring.c: Update tree_pass descriptors.
4909 * lower-subreg.c: Update tree_pass descriptors.
4910 * bt-load.c: Update tree_pass descriptors.
4911 * tree-dfa.c: Update tree_pass descriptors.
4912 * except.c: Update tree_pass descriptors.
4913 * emit-rtl.c: Update tree_pass descriptors.
4914 * cfgexpand.c: Update tree_pass descriptors.
4915 * tree-cfgcleanup.c: Update tree_pass descriptors.
4916 * cfgcleanup.c: Update tree_pass descriptors.
4917 * tree-ssa-pre.c: Update tree_pass descriptors.
4918 * tree-sra.c: Update tree_pass descriptors.
4919 * tree-mudflap.c: Update tree_pass descriptors.
4920 * tree-ssa-copy.c: Update tree_pass descriptors.
4921 * cfglayout.c: Update tree_pass descriptors.
4922 * tree-ssa-forwprop.c: Update tree_pass descriptors.
4923 * tree-ssa-dce.c: Update tree_pass descriptors.
4924 * tree-ssa.c: Update tree_pass descriptors.
4925 * regclass.c: Update tree_pass descriptors.
4926 * integrate.c: Update tree_pass descriptors.
4927 * tree-optimize.c: Update tree_pass descriptors.
4928 * tree-ssa-phiprop.c: Update tree_pass descriptors.
4929 * tree-object-size.c: Update tree_pass descriptors.
4930 * combine.c: Update tree_pass descriptors.
4931 * tree-outof-ssa.c: Update tree_pass descriptors.
4932 * bb-reorder.c: Update tree_pass descriptors.
4933 * stack-ptr-mod.c: Update tree_pass descriptors.
4934 * var-tracking.c: Update tree_pass descriptors.
4935 * tree-profile.c: Update tree_pass descriptors.
4936 * tree-vect-generic.c: Update tree_pass descriptors.
4937 * reg-stack.c: Update tree_pass descriptors.
4938 * sched-rgn.c: Update tree_pass descriptors.
4939 * tree-ssa-structalias.c: Update tree_pass descriptors.
4940 * tree-cfg.c: Update tree_pass descriptors.
4941 * passes.c (current_pass): Update declaration.
4942 (finish_optimization_passes): Update.
4943 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
4944 (register_one_dump_file, register_dump_files_1, next_pass_1):
4946 (init_optimization_passes): Update handling of new types.
4947 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
4948 * ipa-struct-reorg.c: Update tree_pass descriptors.
4949 * tree-ssa-reassoc.c: Update tree_pass descriptors.
4950 * combine-stack-adj.c: Update tree_pass descriptors.
4951 * cfgrtl.c: Update tree_pass descriptors.
4952 * dce.c: Update tree_pass descriptors.
4953 * tree-ssanames.c: Update tree_pass descriptors.
4955 2008-03-19 Richard Guenther <rguenther@suse.de>
4958 * tree-ssa.c (walk_data): New structure.
4959 (warn_uninitialized_var): If not always_executed warn with "maybe"
4961 (execute_early_warn_uninitialized): Compute post-dominators.
4962 Initialize always_executed before processing each basic block.
4964 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4967 * config/i386/i386.c (x86_this_parameter): Calculate correct location
4968 of "this" pointer when "regparm = N" or "fastcall" is in effect.
4970 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4972 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
4974 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
4976 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
4978 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
4979 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
4980 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
4981 target after ignore has been set, and move there also the commputation
4982 of subtarget and original_target.
4983 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
4984 (LANG_HOOKS_INITIALIZER): Remove it.
4985 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
4987 2008-03-18 Richard Guenther <rguenther@suse.de>
4989 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
4990 found an expression with constants, note that in the VN for the lhs.
4991 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
4992 fold them to constants if possible. Run cleanup_cfg if done so.
4993 (execute_pre): Return todo.
4995 (execute_fre): Likewise.
4996 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
4998 (get_prop_source_stmt): Look through pointer conversions.
5000 2008-03-18 Jan Hubicka <jh@suse.cz>
5002 * tree-pretty-print.c: Include predict.h.
5003 (dump_generic_node): Dump predictor.
5004 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5005 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5006 * gimple-low.c (lower_stmt): Likewise.
5007 * expr.c (expand_expr_real): Likewise.
5008 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5010 (build_predict_expr, build_predict_expr): New.
5011 * predict.h (predictor_name, build_predict_expr): Update.
5012 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5013 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5014 * predict.def (PRED_CONTINUE): Update hitrate.
5015 * tree.def (PREDICT_EXPR): Define.
5016 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5017 do not handle BIND_EXPR.
5018 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
5019 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
5020 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
5023 2008-03-18 Michael Matz <matz@suse.de>
5025 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
5027 2008-03-18 Richard Guenther <rguenther@suse.de>
5029 * tree-gimple.h (is_gimple_invariant_address): Declare.
5030 (is_gimple_constant): Likewise.
5031 * tree-gimple.c (is_gimple_constant): New function.
5032 (is_gimple_invariant_address): Likewise.
5033 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5034 and is_gimple_invariant_address.
5035 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5037 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5038 an addressable base.
5040 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5043 * gimplify.c (gimplify_expr): Gimplify second operand of
5046 2008-03-17 Richard Guenther <rguenther@suse.de>
5048 PR tree-optimization/19637
5049 * fold-const.c (fold_unary): Remove restrictions of removing
5050 intermediate pointer-conversions (P2)(P1)P0.
5051 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5052 conversion to void pointer.
5053 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5055 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5058 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5059 emulated thread local variables.
5061 2008-03-16 Richard Guenther <rguenther@suse.de>
5064 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5065 expand TREE_INVARIANT operations that are not gimple invariant.
5067 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5069 * doc/extend.texi (Alignment): Say that the ABI controls
5070 the __alignof__ for non-strict-alignment targets rather
5071 than being a recommendation.
5073 2008-03-15 Paul Brook <paul@codesourcery.com>
5075 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5077 (arm_output_fn_unwind): Mark functions that can not be unwound.
5079 2008-03-15 Paul Brook <paul@codesourcery.com>
5081 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5082 extension instructions.
5084 2008-03-15 Richard Guenther <rguenther@suse.de>
5086 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5087 and fold constant aggregate refs.
5088 (fold_const_aggregate_ref): Handle string constants
5089 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5090 (evaluate_stmt): Simplify now that ccp_fold folds constant
5093 2008-03-15 Paul Brook <paul@codesourcery.com>
5095 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5096 (extzv): Use gen_extzv_t2.
5097 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5099 2008-03-15 Richard Guenther <rguenther@suse.de>
5101 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5102 (fold_const_aggregate_ref): Likewise.
5103 (get_value): Return NULL if we don't have any values.
5104 (ccp_finalize): Set const_val to NULL after freeing it.
5105 * tree-flow.h (get_symbol_constant_value): Declare.
5106 (fold_const_aggregate_ref): Likewise.
5107 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5109 2008-03-15 Richard Guenther <rguenther@suse.de>
5112 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5113 to not produce negative array indices if not allowed. Add
5114 parameter to indicate that.
5115 (maybe_fold_offset_to_component_ref): Allow negative array
5116 indices only for the first member of a structure.
5117 (maybe_fold_offset_to_reference): Allow negative array indices.
5118 (maybe_fold_stmt_addition): Likewise.
5120 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5121 Anatoly Sokolov <aesok@post.ru>
5123 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5124 (avr_arch): Add ARCH_AVR6.
5125 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5126 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5127 instead of fixed value 2.
5128 (print_operand_address): Use gs() asm specifier instead of pm().
5129 (avr_assemble_integer): (Ditto.).
5130 (avr_output_addr_vec_elt): (Ditto.).
5131 (print_operand): Handle "!" code.
5132 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5133 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5134 (AVR_HAVE_EIJMP_EICALL): Define.
5135 (AVR_3_BYTE_PC): Redefine.
5136 (AVR_2_BYTE_PC): (Ditto.).
5137 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5138 (LINK_SPEC): Add atmega2560 and atmega2561.
5139 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5141 * config/avr/avr.md (call_insn): Use eicall instead of icall
5142 for 3 byte PC devices.
5143 (call_value_insn): (Ditto.).
5144 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5145 (indirect_jump): Use only for for 2 byte PC devices.
5146 (*tablejump): (Ditto.).
5147 (*indirect_jump_avr6): Add insn.
5148 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5149 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5150 instead of ijmp for 3 byte PC devices.
5151 (__tablejump2__): (Ditto.).
5152 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5153 (MULITLIB_DIRNAMES): (Ditto.).
5154 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5156 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5158 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5159 "sse2_umulsidi3". Use V1DI mode for operand 0.
5160 ("mmx_psadbw"): Use V1DI mode for operand 0.
5161 * config/i386/i386-modes.def (V1SI): New vector mode.
5162 * config/i386/i386.c (struct builtin_description)
5163 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5164 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5165 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5166 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5167 v1di_ftype_v8qi_v8qi type.
5168 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5170 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5171 __builtin_ia32_pmuludq]: Fix the mode of return value.
5173 2008-03-15 Richard Guenther <rguenther@suse.de>
5176 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5179 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5181 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5182 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5183 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5184 unless TARGET_SERIALIZE_VOLATILE is enabled.
5185 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5186 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5187 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5189 2008-03-14 Richard Guenther <rguenther@suse.de>
5191 PR tree-optimization/34172
5192 * tree-flow.h (refs_may_alias_p): Declare.
5193 (get_single_def_stmt): Likewise.
5194 (get_single_def_stmt_from_phi): Likewise.
5195 (get_single_def_stmt_with_phi): Likewise.
5196 * tree-dfa.c (refs_may_alias_p): New function.
5197 (get_single_def_stmt): Likewise.
5198 (get_single_def_stmt_from_phi): Likewise.
5199 (get_single_def_stmt_with_phi): Likewise.
5200 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5201 (vn_reference_lookup_1): New helper function.
5202 (vn_reference_lookup): Walk the virtual use-def chain to
5203 continue searching for a match if the def does not alias the
5204 reference we are looking for.
5206 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5208 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5209 archive and Perzl. Update The Written Word listing.
5211 2008-03-14 Richard Guenther <rguenther@suse.de>
5213 PR tree-optimization/34043
5214 PR tree-optimization/33989
5215 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5217 (bitmap_find_leader): Use extra argument to verify dominance
5218 relationship inside a basic-block.
5219 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5220 (find_leader_in_sets): Adjust.
5221 (create_component_ref_by_pieces): Take extra argument for
5222 dominance check, handle lookup failures.
5223 (find_or_generate_expression): Likewise.
5224 (create_expression_by_pieces): Likewise.
5225 (insert_into_preds_of_block): Adjust.
5226 (create_value_expr_from): If asked for, verify all operands
5227 are in the blocks AVAIL_OUT set.
5228 (make_values_for_stmt): Check for SSA_NAMEs that are life
5229 over an abnormal edge.
5230 (compute_avail): Remove such check.
5231 (do_SCCVN_insertion): New function.
5232 (eliminate): If we do not find a leader suitable for replacement
5233 insert a replacement expression from SCCVN if available.
5234 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5235 (struct vn_ssa_aux): Add needs_insertion flag.
5236 * tree-ssa-sccvn.c (may_insert): New global flag.
5237 (copy_reference_ops_from_ref): Value-number union member access
5238 based on its size, not type and member if insertion is allowed.
5239 (visit_reference_op_load): For a weak match from union type
5240 punning lookup a view-converted value and insert a SSA_NAME
5241 for that value if that is not found.
5242 (visit_use): Make dumps shorter. Do not disallow value numbering
5243 SSA_NAMEs that are life over an abnormal edge to constants.
5244 (free_scc_vn): Release inserted SSA_NAMEs.
5245 (run_scc_vn): New flag to specify whether insertion is allowed.
5246 Process SSA_NAMEs in forward order.
5247 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5248 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5249 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5250 pointer type to/from integral types that do not change the
5251 precision to regular conversions.
5253 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5255 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5256 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5257 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5258 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5259 input arguments and the mode of return value. Built-in functions
5260 that operate on whole 64-bit MMX register now use V1DI mode.
5262 2008-03-13 Alon Dayan <alond@il.ibm.com>
5263 Olga Golovanevsky <olga@il.ibm.com>
5265 PR tree-optimization/35041
5266 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5267 to locate the right position in a statement.
5269 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5273 * config/i386/xmmintrin.h: Change all static inline functions to
5274 extern inline and add __gnu_inline__ attribute.
5275 * config/i386/bmintrin.h: Ditto.
5276 * config/i386/smmintrin.h: Ditto.
5277 * config/i386/tmmintrin.h: Ditto.
5278 * config/i386/mmintrin-common.h: Ditto.
5279 * config/i386/ammintrin.h: Ditto.
5280 * config/i386/emmintrin.h: Ditto.
5281 * config/i386/pmmintrin.h: Ditto.
5282 * config/i386/mmintrin.h: Ditto.
5283 * config/i386/mm3dnow.h: Ditto.
5285 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5288 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5289 (lower_omp_2): New function.
5290 (lower_omp_1, lower_omp): Rewritten.
5292 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5295 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5296 with the phrase "Microsoft Windows compilers".
5297 (Push/Pop Macro Pragmas): New subsection. Document
5298 #pragma push_macro and pragma pop_macro.
5300 2008-03-12 Paul Brook <paul@codesourcery.com>
5302 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5304 2008-03-12 Paul Brook <paul@codesourcery.com>
5306 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5307 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5308 (thumb2_addsi_shortim): Rename ...
5309 (thumb2_addsi_short): ... to this. Allow register operands.
5310 (thumb2_subsi_short): New pattern.
5311 (thumb2_one_cmplsi2_short,
5312 thumb2_negsi2_short): New patterns and peepholes.
5314 2008-03-12 Paul Brook <paul@codesourcery.com>
5316 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5318 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5320 * config/i386/i386.md (int_cond): New code iterator.
5322 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5323 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5324 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5325 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5326 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5327 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5328 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5329 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5331 2008-03-12 Paul Brook <paul@codesourcery.com>
5333 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5334 instead of {arm,thumb}_compute_save_reg_mask.
5335 (output_return_instruction): Ditto.
5336 (thumb_unexpanded_epilogue): Ditto.
5337 (thumb1_expand_prologue): Ditto.
5338 (thumb1_output_function_prologue): Ditto.
5339 (arm_set_return_address): Ditto.
5340 (thumb_set_return_address): Ditto.
5341 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5342 regs to achieve stack alignment.
5343 (thumb1_compute_save_reg_mask): Fix compiler warning.
5344 (arm_output_epilogue): Use offsets->saved_regs_mask.
5345 Adjust stack pointer by poping call clobered registers.
5346 (arm_expand_prologue): Use offsets->saved_regs_mask.
5347 Adjust stack pointer by pushing extra registers.
5348 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5350 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5353 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5354 conversion to the operands of a multiplication.
5356 2008-03-12 Richard Guenther <rguenther@suse.de>
5358 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5359 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5360 * timevar.def (TV_TREE_PHIPROP): Add.
5361 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5362 pass description. Use TV_TREE_PHIPROP.
5363 * tree-ssa-forwprop.c: Remove phiprop code.
5365 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5368 * omp-low.c (maybe_lookup_decl): Constify first argument.
5369 (use_pointer_for_field): Change last argument from bool to
5370 omp_context *. Disallow shared copy-in/out in nested
5371 parallel if decl is shared in outer parallel too.
5372 (build_outer_var_ref, scan_sharing_clauses,
5373 lower_rec_input_clauses, lower_copyprivate_clauses,
5374 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5376 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5377 Ira Rosen <irar@il.ibm.com>
5379 * tree-vectorizer.c (free_stmt_vec_info): New function.
5380 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5381 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5382 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5383 * tree-vect-transform.c (vectorizable_conversion): Free
5384 vec_oprnds0 if it was allocated.
5385 (vect_permute_store_chain): Remove unused VECs.
5386 (vectorizable_store): Free VECs that are allocated in the..
5388 (vect_transform_strided_load, vectorizable_load): Likewise.
5389 (vect_remove_stores): Simplify the code.
5390 (vect_transform_loop): Move code to vect_remove_stores().
5391 Call vect_remove_stores() and free_stmt_vec_info().
5393 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5395 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5396 TARGET_HPUX. Revise comment.
5397 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5398 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5399 Use sr4 variant of `be' instruction when not generating PIC code.
5400 (attr_length_call): Adjust for above change.
5402 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5404 * ipa-reference.c (static_execute): Remove module_statics_const and
5405 associated setting code.
5407 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5410 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5411 predicate for operand 1.
5412 (paritysi2_cmp): Use register_operand predicate for operand 2.
5413 Use earlyclobber modifier for operand 1. Remove support for
5415 (paritydi2_cmp): Use register_operand predicate for operand 3.
5416 Use earlyclobber modifier for operand 1. Remove support for
5419 2008-03-11 Paul Brook <paul@codesourcery.com>
5420 Vladimir Prus <vladimir@codesourcery.com>
5422 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5423 (arm_compute_save_reg0_reg12_mask): Always
5424 check if register 11 must be saved. Always safe hard frame pointer
5425 when frame_pointer_needeed.
5426 (arm_compute_save_reg_mask): Save IP and PC
5427 only with apcs frames.
5428 (arm_output_epilogue): Adjust Thumb2 codepath to
5429 be also invoked and work for ARM non-apcs frames.
5430 (arm_expand_prologue): Don't bother saving IP
5431 for non-apcs frame, since it's not clobbered by
5432 prologue code. Implement non-apcs frame
5435 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5437 PR rtl-optimization/35281
5438 * expr.c (convert_move): Use a new pseudo for the intermediate
5439 from_mode->word_mode result.
5441 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5443 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5444 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5445 * toplev.c (compile_file): Don't call it.
5447 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5450 * expr.c (store_expr): Call emit_block_move if the mode
5451 of "temp" RTX is BLKmode.
5453 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5454 Richard Guenther <rguenther@suse.de>
5456 PR tree-optimization/31358
5457 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5458 the step with a NULL_TREE.
5459 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5460 to sizetype if type is a pointer type.
5461 (add_candidate_1): Don't convert the base and step to
5462 the generic type if the orginal type is a pointer type.
5463 (add_iv_value_candidates): Use sizetype for the step
5464 if type is a pointer type.
5465 (cand_value_at): Likewise.
5466 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5468 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
5469 Don't convert the tem affine to the type.
5470 (add_elt_to_tree): Use sizetype for the step if a pointer.
5471 Use POINTER_PLUS_EXPR for pointers.
5472 (aff_combination_to_tree): Use sizetype for the step if a
5475 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5477 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5478 Remove commutativity hint.
5480 2008-03-10 Jakub Jelinek <jakub@redhat.com>
5484 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
5485 errorneous type. Check that v is a VAR_DECL.
5488 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
5490 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
5492 PR tree-optimization/35494
5493 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
5494 may be overriden at link and run time.
5496 2008-03-10 Richard Guenther <rguenther@suse.de>
5498 PR tree-optimization/34677
5499 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
5500 (poolify_tree): Likewise.
5501 (modify_expr_template): Likewise.
5502 (poolify_modify_stmt): Likewise.
5503 (insert_fake_stores): Handle all component-ref style stores
5504 in addition to INDIRECT_REF. Also handle complex types.
5505 Do not poolify the inserted load.
5506 (realify_fake_stores): Do not rebuild the tree but only
5507 make it a SSA_NAME copy.
5508 (init_pre): Remove initialzation of modify_expr_template.
5509 Do not allocate modify_expr_node_pool.
5510 (fini_pre): Do not free modify_expr_node_pool.
5512 2008-03-10 Paul Brook <paul@codesourcery.com>
5514 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
5517 2008-03-10 Paul Brook <paul@codesourcery.com>
5518 Mark Shinwell <shinwell@codesourcery.com>
5520 * config/arm/cortex-r4.md: New.
5521 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
5523 * config/arm/arm.md: Include cortex-r4.md.
5524 (insn): Add smmls, sdiv and udiv values.
5525 (generic_sched): Don't use generic scheduling for Cortex-R4.
5526 (arm_issue_rate): New function.
5527 (TARGET_SCHED_ISSUE_RATE): Define.
5529 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
5531 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
5533 2008-03-10 Richard Guenther <rguenther@suse.de>
5535 * tree-ssa-pre.c (get_sccvn_value): Simplify.
5536 (compute_avail): Do not add stmt uses to AVAIL_OUT.
5538 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
5540 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5541 Set default to true.
5543 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5545 * c.opt (Wsynth): Deprecate.
5546 * doc/invoke.texi (Option Summary, Warning Options): Document
5547 -Wno-format-contains-nul.
5549 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
5552 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
5553 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
5555 2008-03-09 Ira Rosen <irar@il.ibm.com>
5557 * config/rs6000/rs6000.c (builtin_description): Rename vector
5558 left shift operations.
5559 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
5560 (altivec_vsl<VI_char>): Rename to ...
5561 (ashl<mode>3): ... new name.
5562 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
5564 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
5566 2008-03-08 Richard Guenther <rguenther@suse.de>
5568 * coverage.h (tree_coverage_counter_addr): Declare.
5569 * coverage.c (tree_coverage_counter_addr): New function.
5570 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
5572 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
5573 (tree_gen_one_value_profiler): Likewise.
5574 (tree_gen_ic_profiler): Likewise.
5575 (tree_gen_average_profiler): Likewise.
5576 (tree_gen_ior_profiler): Likewise.
5578 2008-03-08 Richard Guenther <rguenther@suse.de>
5580 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
5581 (vn_binary_op_insert): Likewise.
5582 (vn_unary_op_lookup): Likewise.
5583 (vn_unary_op_insert): Likewise.
5584 (vn_nary_op_lookup): Declare.
5585 (vn_nary_op_insert): Likewise.
5586 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
5587 and binary hashes, use a single obstack for unary_op_pool
5589 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
5590 a single struct vn_nary_op_s. Store tree code length and
5591 a variable number of operands.
5592 (struct vn_reference_op_struct): Remove unused op2.
5593 (vn_reference_op_eq): Do not compare op2.
5594 (vn_reference_op_compute_hash): Do not compute hash of op2.
5595 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
5596 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
5597 with vn_nary_op_compute_hash.
5598 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
5599 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
5601 (vn_unary_op_insert, vn_binary_op_insert): Replace with
5603 (visit_unary_op): Call nary functions.
5604 (visit_binary_op): Likewise.
5605 (process_scc): Adjust for struct vn_tables_s changes.
5606 (allocate_vn_table): Likewise.
5607 (free_vn_table): Likewise.
5608 * tree-vn.c (vn_add): Call nary functions.
5609 (vn_lookup): Likewise.
5611 2008-03-08 Jakub Jelinek <jakub@redhat.com>
5614 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
5615 wdst back after sync_compare_and_swapqhi_internal.
5617 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
5620 * config/i386/i386-modes.def (V1DI): New vector mode.
5621 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
5622 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
5623 (MMXMODE248): Ditto.
5624 (MMXMODE): Add V1DI mode.
5625 (mmxvecsize): Change DI mode to V1DI mode.
5626 ("mov<mode>): Use MMXMODEI8 mode iterator.
5627 ("*mov<mode>_internal_rex64"): Ditto.
5628 ("*mov<mode>_internal"): Ditto.
5629 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
5630 ("mmx_sub<mode>3"): Ditto.
5631 ("mmx_adddi3"): Remove insn pattern.
5632 ("mmx_subdi3"): Ditto.
5633 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
5634 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
5635 ("mmx_ashl<mode>3"): Ditto.
5636 ("mmx_lshrdi3"): Remove insn pattern.
5637 ("mmx_ashldi3"): Ditto.
5638 * config/i386/i386.c (classify_argument): Handle V1DImode.
5639 (function_arg_advance_32): Ditto.
5640 (function_arg_32): Ditto.
5641 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
5642 mmx_addv1di3 insn pattern.
5643 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
5644 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
5645 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
5646 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
5647 Remove definitions of built-in functions.
5648 (V1DI_type_node): New node.
5649 (v1di_ftype_v1di_int): Ditto.
5650 (v1di_ftype_v1di_v1di): Ditto.
5651 (v2si_ftype_v2si_si): Ditto.
5652 (v4hi_ftype_v4hi_di): Remove node.
5653 (v2si_ftype_v2si_di): Ditto.
5654 (ix86_init_mmx_sse_builtins): Handle V1DImode.
5655 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
5656 Redefine builtins using def_builtin_const with *_ftype_*_int node.
5657 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
5658 Add new builtins using def_builtin_const.
5659 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
5660 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
5661 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
5662 * config/i386/mmintrin.h (__v1di): New typedef.
5663 (_mm_add_si64): Cast arguments to __v1di type.
5664 (_mm_sub_si64): Ditto.
5665 (_mm_sll_pi16): Cast __count to __v4hi type.
5666 (_mm_sll_pi32): Cast __count to __v2si type.
5667 (_mm_sll_si64): Cast arguments to __v1di type.
5668 (_mm_srl_pi16): Cast __count to __v4hi type.
5669 (_mm_srl_pi32): Cast __count to __v2si type.
5670 (_mm_srl_si64): Cast arguments to __v1di type.
5671 (_mm_sra_pi16): Cast __count to __v4hi type.
5672 (_mm_sra_pi32): Cast __count to __v2si type.
5673 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
5674 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
5675 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
5676 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
5677 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
5678 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
5679 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
5680 (_mm_srai_pi32): Use __builtin_ia32_psradi.
5681 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
5682 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5683 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5684 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
5686 2008-03-07 Joseph Myers <joseph@codesourcery.com>
5688 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
5690 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
5693 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
5694 reg+const addressing for Altivec modes. Don't generate reg+reg
5695 addressing for TFmode or TDmode quantities.
5697 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
5699 * c-common.c (vector_types_convertible_p): Call langhook
5700 instead of comptypes.
5702 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5705 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
5706 integral and scalar float variables which have a
5709 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
5711 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
5712 dwarf_register_span hook when emitting unwind information for
5713 register-to-memory saves.
5714 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
5715 (rs6000_frame_related): Remove call to spe_synthesize_frame.
5717 2008-03-06 Jakub Jelinek <jakub@redhat.com>
5719 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
5720 for the same VAR_DECL.
5722 2008-03-06 Tom Tromey <tromey@redhat.com>
5725 * doc/standards.texi (Standards): Don't mention treelang.
5726 * doc/invoke.texi (Overall Options): Don't mention treelang.
5727 * doc/install.texi (Prerequisites): Don't mention bison or
5729 (Configuration): Don't mention treelang.
5730 (Building): Likewise.
5731 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
5733 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
5735 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
5736 word-extractions out of a multi-word object.
5738 2008-03-06 Richard Guenther <rguenther@suse.de>
5740 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
5741 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
5742 result type and precision.
5743 * expr.c (get_inner_reference): Set unsignedp based on the result
5744 type of BIT_FIELD_REF.
5745 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
5746 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
5747 (try_instantiate_multiple_fields): Likewise. Use the correct type
5749 (sra_build_assignment): Likewise.
5750 (sra_build_elt_assignment): Likewise.
5751 (sra_explode_bitfield_assignment): Likewise.
5752 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
5753 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
5754 set BIT_FIELD_REF_UNSIGNED.
5755 (vectorizable_load): Likewise.
5757 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
5759 * cse.c (cse_extended_basic_block): Invalidate artificial defs
5762 2008-03-06 Richard Guenther <rguenther@suse.de>
5764 * alias.c (struct alias_set_entry): Move has_zero_child field
5765 to pack with alias_set.
5767 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5769 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5772 2008-03-05 Ian Lance Taylor <iant@google.com>
5774 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
5776 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5778 * fwprop.c (update_df): Support width and offset parameters of
5780 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
5781 global_conflicts): Change DF_REF_EXTRACT to either
5782 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5783 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5784 * df-scan.c (df_ref_record, df_defs_record,
5785 df_ref_create_structure, df_def_record_1, df_uses_record,
5786 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
5787 df_bb_refs_collect, df_entry_block_defs_collect,
5788 df_exit_block_uses_collect): Support new width and offset fields.
5789 (ref_extract_pool): New storage pool.
5790 (df_free_ref): New function.
5791 (df_reg_chain_unlink, df_free_collection_rec,
5792 df_sort_and_compress_refs): Call df_free_ref.
5793 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
5795 (df_ref_create_structure): Allocate df_ref_extract if offset and
5796 width fields are used.
5797 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
5798 (df_uses_record): Get offset and width from ZERO_EXTRACT
5800 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
5801 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5802 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5803 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
5804 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5805 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5806 (df_ref_extract): New structure.
5807 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
5808 (df_ref_create): Add width and offset parameters.
5810 2008-03-05 Richard Guenther <rguenther@suse.de>
5812 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5813 Use ranges_overlap_p.
5814 (offset_overlaps_with_access): Rename
5815 to ranges_overlap_p and move ...
5816 * tree-flow-inline.h (ranges_overlap_p): ... here.
5818 * tree.h (get_inner_reference, handled_component_p): Update
5821 * tree.h (record_component_aliases, get_alias_set,
5822 alias_sets_conflict_p, alias_sets_must_conflict_p,
5823 objects_must_conflict_p): Move declarations ...
5824 * alias.h (record_component_aliases, get_alias_set,
5825 alias_sets_conflict_p, alias_sets_must_conflict_p,
5826 objects_must_conflict_p): ... here.
5827 Include coretypes.h.
5828 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
5830 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
5832 * cfg.c: Include tree-flow.h.
5833 (remove_edge_raw): Call redirect_edge_var_map_clear.
5834 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
5835 * tree-flow-inline.h (redirect_edge_var_map_def): New.
5836 (redirect_edge_var_map_result): New.
5837 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
5838 PENDING_STMT use with redirect_edge_var_map_*.
5839 * tree-ssa.c (edge_var_maps): New definition.
5840 (redirect_edge_var_map_add): New.
5841 (redirect_edge_var_map_clear): New.
5842 (redirect_edge_var_map_dup): New.
5843 (redirect_edge_var_map_vector): New.
5844 (redirect_edge_var_map_destroy): New.
5845 (ssa_redirect_edge): Replace PENDING_STMT use with
5846 redirect_edge_var_map_*.
5847 (flush_pending_stmts): Same.
5848 (delete_tree_ssa): Destroy edge var map.
5849 * tree-flow.h (struct _edge_var_map): New.
5850 Define edge_var_map vector type.
5851 Declare redirect_edge_var_map_* prototypes.
5852 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
5853 * tree-cfg.c (reinstall_phi_args): Replace
5854 PENDING_STMT use with redirect_edge_var_map_*.
5856 2008-03-05 Richard Guenther <rguenther@suse.de>
5858 PR tree-optimization/35472
5859 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
5860 whose single use_stmt has a overlapping set of loaded and
5861 stored symbols as that use_stmt might be a noop assignment then.
5863 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
5865 * gthr-rtems.h: Implement __gthread_mutex_destroy.
5867 2008-03-05 Richard Guenther <rguenther@suse.de>
5870 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
5871 should be constants.
5872 * tree-cfg.c (verify_expr): Verify it.
5873 * fold-const.c (fold_truthop): Remove code generating
5874 BIT_FIELD_REFs of structure bases.
5875 (fold_binary): Likewise.
5876 (fold_ternary): Position and size of BIT_FIELD_REFs are
5877 always host integers.
5878 (make_bit_field_ref): Remove.
5879 (optimize_bit_field_compare): Remove.
5880 (all_ones_mask_p): Remove.
5882 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
5885 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
5886 (split_block_and_df_analyze): New. Split basic block and rebuild
5888 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
5890 (split_pattern_seq): Likewise.
5891 (erase_matching_seqs): Likewise.
5892 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
5894 2008-03-04 Geoff Keating <geoffk@apple.com>
5896 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
5897 declaration and code.
5898 (tree_invalid_nonnegative_warnv_p): Likewise.
5900 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5902 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
5903 examples. Truncate option-names then causing overfull hbox.
5905 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5908 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
5910 * configure: Rebuilt.
5912 2008-03-04 Rafael Espindola <espindola@google.com>
5914 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
5915 (tree_unary_nonnegative_warnv_p): New.
5916 (tree_binary_nonnegative_warnv_p): New.
5917 (tree_single_nonnegative_warnv_p): New.
5918 (tree_invalid_nonnegative_warnv_p): New.
5919 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
5921 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5924 * opts.c (handle_option): Postpone 'unknown option' errors only for
5927 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
5930 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
5933 2008-03-04 Rafael Espindola <espindola@google.com>
5935 * fold-const.c (tree_unary_nonzero_warnv_p): New.
5936 (tree_binary_nonzero_warnv_p): New.
5937 (tree_single_nonzero_warnv_p): New.
5938 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
5940 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
5943 * fold-const.c (fold_cond_expr_with_comparison): Prevent
5944 transformations for modes that have signed zeros.
5945 * ifcvt.c (noce_try_abs): Ditto.
5947 2008-03-04 Joseph Myers <joseph@codesourcery.com>
5949 * config/i386/i386.c (override_options): Force
5950 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
5952 2008-03-04 Jan Hubicka <jh@suse.cz>
5955 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
5958 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5960 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
5961 label to probe the stack.
5963 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5965 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
5966 (__gthr_win32_mutex_destroy): Declare.
5967 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
5968 __gthr_win32_mutex_destroy.
5969 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
5971 2008-03-03 Jan Hubicka <jh@suse.cz>
5974 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
5975 aggressive on inlining cold calls.
5977 2008-03-03 Richard Guenther <rguenther@suse.de>
5979 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
5980 struct copies into the expression table.
5981 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
5982 (try_to_simplify): Likewise.
5983 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
5984 integral and pointer arguments which do not change the
5985 precision to NOP_EXPRs.
5986 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
5987 VIEW_CONVERT_EXPR case.
5989 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
5991 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
5992 defined in a loop at depth 0 is invariant.
5993 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5994 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
5995 be called at loop depth 0.
5997 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6000 * gcc.c (process_command): Update copyright notice dates.
6001 * gcov.c (print_version): Likewise.
6002 * gcov-dump.c (print_version): Likewise.
6003 * mips-tfile.c (main): Likewise.
6004 * mips-tdump.c (main): Likewise.
6006 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6009 * c-common.c (flag_permissive): Delete.
6010 (constant_expression_warnings): Check flags first.
6011 (constant_expression_error): New.
6012 * c-common.h (flag_permissive): Delete.
6013 (constant_expression_error): Declare.
6014 * flags.h (flag_permissive): Declare. Update description.
6015 * diagnostic.c (pedwarn): Update.
6017 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
6018 (permissive_error_kind): New.
6019 * toplev.c (flag_permissive): Define. Update description.
6020 * toplev.h (permissive_error_kind): Declare.
6021 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
6022 (pedwarn_c90): Use pedantic_warning_kind.
6023 * c-opts.c (c_common_post_options): flag_permissive does not affect
6024 flag_pedantic_errors.
6026 2008-03-02 Joseph Myers <joseph@codesourcery.com>
6028 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
6029 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
6030 __absvsi2, __absvDI2): Use unsigned arithmetic.
6032 2008-03-02 Andi Kleen <ak@suse.de>
6033 Richard Guenther <rguenther@suse.de>
6035 * struct-equiv.c: Remove file.
6036 * cfg_cleanup.c (condjump_equiv_p): Remove.
6037 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6038 (struct-equiv.o): Remove rule.
6039 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6040 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6041 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6043 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6045 * ifcvt.c (noce_process_if_block): Try to handle only the then
6046 block if the else block exists but isn't suitable.
6048 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6051 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6052 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6053 regression from previous patch.
6055 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6058 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6060 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6061 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6062 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6063 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6064 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6065 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6066 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6067 (__gthread_mutex_destroy_function): Rename to
6068 __gthread_mutex_destroy.
6069 * gthr-dce.h (__gthread_mutex_destroy): Call
6070 pthread_mutex_destroy.
6071 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6072 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6073 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6075 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6077 * df-scan.c (df_ref_chain_change_bb): Simplify.
6078 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6079 set_block_for_insn if there's any change.
6080 * df.h ((df_insn_change_bb): Fix prototype.
6081 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6082 df_insn_change_bb, don't call set_block_for_insn.
6083 * emit-rtl.c (reorder_insns): Likewise.
6084 * haifa-sched.c (move_insn): Likewise.
6086 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6088 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6090 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6092 * tree-flow-inline.h (next_readonly_imm_use): Return
6093 NULL_USE_OPERAND_P after the end.
6095 2008-03-01 Richard Guenther <rguenther@suse.de>
6097 PR tree-optimization/35411
6098 * tree-sra.c (sra_build_assignment): Split conversion to
6099 final type to a separate statement if we are not assigning
6102 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6104 * fold-const.c (fold_convertible_p): Correct the logic to follow
6105 that in fold_convert().
6107 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6110 * tree-inline.c (build_duplicate_type): When we make a
6111 duplicate type, make it unique in the canonical types system.
6113 2008-02-29 Tom Tromey <tromey@redhat.com>
6115 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6116 input_file_stack_history, input_file_stack_restored): Remove.
6117 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6118 * input.h (struct file_stack): Remove.
6119 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6120 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6122 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6124 (diagnostic_last_module_changed): Add 'map' argument.
6125 (diagnostic_set_last_function): Likewise.
6126 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6127 line map, not input_file_stack.
6128 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6130 2008-02-29 Paul Brook <paul@codesourcery.com>
6132 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6134 2008-02-29 Paul Brook <paul@codesourcery.com>
6136 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6138 2008-02-29 Richard Guenther <rguenther@suse.de>
6140 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6142 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6143 value for comparing for a store match.
6144 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6145 (try_to_simplify): Do not do a full-blown reference lookup.
6147 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6149 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6150 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6152 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6154 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6156 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6157 strides against cache sizes.
6159 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6161 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6164 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6166 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6167 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6168 is smaller than the original promoted value.
6169 (simplify_subreg): If OP is a SUBREG, try to preserve its
6170 SUBREG_PROMOTED_VAR_P information.
6172 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6174 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6175 (VN_INFO_GET): Allocate new objects on the obstack.
6176 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6177 for rpo_numbers_temp, for consistency.
6178 (free_scc_vn): Free the obstack.
6180 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6182 * doc/invoke.texi: Document -ftree-loop-distribution.
6183 * tree-loop-distribution.c: New.
6184 * tree-pass.h (pass_loop_distribution): New.
6185 * graphds.h (struct graph): Add htab_t indices.
6186 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6187 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6188 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6189 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6190 * tree-data-ref.c (debug_data_dependence_relations): New.
6191 (dump_data_dependence_relation): Also print data references.
6192 (free_data_ref): Extern.
6193 (same_access_functions): Moved...
6194 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6195 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6196 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6197 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6198 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6199 (stmts_from_loop): Skip LABEL_EXPR.
6200 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6202 (build_rdg): Initialize rdg->indices htab.
6203 (free_rdg, stores_from_loop, ref_base_address,
6204 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6205 have_similar_memory_accesses_1, ref_base_address_1,
6206 remove_similar_memory_refs): New.
6207 * tree-data-ref.h: Depend on tree-chrec.h.
6208 (debug_data_dependence_relations, free_data_ref): Declared.
6209 (same_access_functions): ... here.
6210 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6212 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6213 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6214 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6215 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6216 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6217 rdg_vertex_for_stmt): Declared.
6218 (struct rdg_edge): Add level.
6220 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6221 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6223 (rdg_has_similar_memory_accesses): New.
6224 * tree-vect-analyze.c: Remove unused static decls.
6225 * lambda.h (dependence_level): New.
6226 * common.opt (ftree-loop-distribution): New.
6227 * tree-flow.h (mark_virtual_ops_in_bb,
6228 slpeel_tree_duplicate_loop_to_edge_cfg,
6229 rename_variables_in_loop): Declared.
6230 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6231 (OBJS-common): Add tree-loop-distribution.o.
6232 (tree-loop-distribution.o): New rule.
6233 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6234 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6235 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6237 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6240 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6241 other than structures and unions.
6243 2008-02-28 Richard Guenther <rguenther@suse.de>
6246 2008-02-26 Richard Guenther <rguenther@suse.de>
6248 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6249 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6250 (lookup_decl_from_uid): Declare.
6251 (remove_decl_from_map): Likewise.
6252 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6253 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6254 (decl_for_uid_map): New global hashtable mapping DECL_UID
6256 (init_ttree): Allocate it.
6257 (insert_decl_to_uid_decl_map): New helper function.
6258 (make_node_stat): Insert new decls into the map.
6259 (copy_node_stat): Likewise.
6260 (lookup_decl_from_uid): New function.
6261 (remove_decl_from_map): Likewise.
6262 (print_decl_for_uid_map_statistics): New helper.
6263 (dump_tree_statistics): Call it.
6265 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6266 (referenced_var_iterator): Adjust.
6267 (FOR_EACH_REFERENCED_VAR): Adjust.
6268 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6269 (num_referenced_vars): Adjust.
6270 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6271 (first_referenced_var): Remove.
6272 (end_referenced_vars_p): Likewise.
6273 (next_referenced_var): Likewise.
6274 (referenced_var_iterator_set): New helper function.
6275 * tree-dfa.c (referenced_var_lookup): Adjust.
6276 (referenced_var_check_and_insert): Likewise.
6277 (remove_referenced_var): Likewise.
6278 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6279 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6280 (verify_call_clobbering): Likewise.
6281 (verify_memory_partitions): Likewise.
6282 (init_tree_ssa): Allocate bitmap instead of hashtable for
6284 (delete_tree_ssa): Adjust.
6285 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6286 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6287 (compute_tag_properties): Likewise.
6288 (set_initial_properties): Likewise.
6289 (find_partition_for): Likewise.
6290 (update_reference_counts): Likewise.
6291 (dump_may_aliases_for): Likewise.
6292 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6293 (add_call_clobber_ops): Likewise.
6294 (add_call_read_ops): Likewise.
6295 (get_asm_expr_operands): Likewise.
6296 * tree-into-ssa.c (dump_decl_set): Likewise.
6297 (update_ssa): Likewise.
6298 * tree-sra.c (scan_function): Likewise.
6299 (decide_instantiations): Likewise.
6300 (scalarize_parms): Likewise.
6301 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6302 (dsa_named_for): Likewise.
6303 * tree-ssa-structalias.c (update_alias_info): Likewise.
6304 (merge_smts_into): Likewise.
6306 2008-02-27 David Daney <ddaney@avtrex.com>
6309 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6310 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6311 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6312 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6313 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6315 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6318 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6319 (BUILT_IN_NEXTTOWARD): Remove.
6320 (BUILT_IN_NEXTTOWARDF): Ditto.
6321 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6322 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6324 2008-02-27 Tom Tromey <tromey@redhat.com>
6326 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6327 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6329 2008-02-27 Jan Beulich <jbeulich@novell.com>
6331 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6332 update the respective field on newdecl.
6334 2008-02-27 Revital Eres <eres@il.ibm.com>
6336 PR rtl-optimization/34999
6337 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6338 crossing edges that ends with a call insn.
6339 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6340 call insn and clear the EDGE_CROSSING flag of the crossing edge
6341 when fixing fallthru edges.
6343 2008-02-27 Richard Guenther <rguenther@suse.de>
6346 * fold-const.c (fold_unary): Return the correct argument,
6347 converted to the result type.
6349 2008-02-27 Richard Guenther <rguenther@suse.de>
6352 * expr.c (expand_expr_real_1): Assert on rotates that operate
6354 * fold-const.c (fold_binary): Use the types precision, not the
6355 bitsize of the mode if folding rotate expressions. Build rotates
6356 only for full modes.
6358 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6360 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6362 * c-pragma.c (pragma_ns_name): New typedef.
6363 (registered_pp_pragmas): New variable.
6364 (c_pp_lookup_pragma): New function.
6365 (c_register_pragma_1): If flag_preprocess_only, do nothing
6366 for non-expanded pragmas, for expanded ones push pragma's
6367 namespace and name into registered_pp_pragmas vector.
6368 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6369 flag_preprocess_only, don't register GCC pch_preprocess
6370 pragma if flag_preprocess_only.
6371 * c-opts.c (c_common_init): Call init_pragma even if
6372 flag_preprocess_only.
6373 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6374 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6375 cpp_register_pragma if flag_preprocess_only.
6377 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6380 * c-parser.c (c_parser_translation_unit): Warn for empty
6381 translation unit, not empty source file.
6383 2008-02-26 Paul Brook <paul@codesourcery.com>
6385 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6386 operand for Thumb-2.
6387 * config/arm/arm.h (reg_class): Add CORE_REGS.
6388 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6389 (BASE_REG_CLASS): Use CORE_REGS.
6390 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6391 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6392 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6393 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6394 ARM_REGNO_OK_FOR_INDEX_P.
6395 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6396 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6397 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6398 (ldm/stm peepholes): Ditto.
6399 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6400 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6401 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6402 * config/arm/constraints.md: Enable "k" constraint on ARM.
6404 2008-02-27 Ben Elliston <bje@au.ibm.com>
6406 * config/rs6000/rs6000.c: Annotate cache line size field in all
6407 instances of struct processor_costs.
6409 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6411 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6412 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6413 jump_bypass): New counters.
6414 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6415 * dce.c (gate_ud_dce): Same.
6416 (gate_fast_dce): Same.
6417 * dse.c (gate_dse1): New function.
6418 (gate_dse2): New function.
6419 (gate_dse): Merge results of new gate functions.
6420 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6421 (gate_handle_jump_bypass): Add dbg_cnt.
6422 (gate_handle_gcse): Add dbg_cnt.
6423 * ifcvt.c (gate_handle_if_conversion): Same.
6424 (gate_handle_if_after_combine): Same.
6425 (gate_handle_if_after_reload): Same.
6426 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6428 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6430 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6432 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6434 2008-02-26 Jason Merrill <jason@redhat.com>
6437 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6438 alone if it's the naming decl for the type's main variant.
6440 2008-02-26 Tom Tromey <tromey@redhat.com>
6442 * system.h (USE_MAPPED_LOCATION): Poison.
6443 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6444 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6445 (make_goto_expr_edges): Likewise.
6446 (remove_bb): Likewise.
6447 (execute_warn_function_return): Likewise.
6448 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6450 * c-common.c (fname_decl): Remove old location code.
6451 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6453 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6455 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6456 (gen_rtx_ASM_INPUT): Likewise.
6457 (gen_rtx_ASM_INPUT_loc): Likewise.
6458 (get_rtx_asm_OPERANDS): Remove.
6459 * cfglayout.c (insn_locators_alloc): Remove old location code.
6460 (set_curr_insn_source_location): Likewise.
6461 (curr_insn_locator): Likewise.
6462 * print-tree.c (print_node): Remove old location code.
6463 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6464 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6465 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6466 location_from_locus.
6467 (construct_exit_block): Remove old location code.
6468 * emit-rtl.c (force_next_line_note): Remove old location code.
6469 * profile.c (branch_prob): Remove old location code.
6470 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
6471 LOC_LINE): Remove old-location variants.
6472 * langhooks.c (lhd_print_error_function): Remove old location
6474 * configure, config.in: Rebuilt.
6475 * configure.ac (--enable-mapped-location): Remove.
6476 * c-decl.c (c_init_decl_processing): Remove old location code.
6477 (finish_function): Likewise.
6478 * recog.c (decode_asm_operands): Remove old location code.
6479 * c-pch.c (c_common_read_pch): Remove old location code.
6480 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
6482 * gimple-low.c (lower_function_body): Remove old location code.
6483 * toplev.c (unknown_location): Remove.
6484 (push_srcloc): Remove old-location variant.
6485 (process_options): Remove old location code.
6486 (lang_dependent_init): Likewise.
6487 * input.h (UNKNOWN_LOCATION): Move definition.
6488 (location_t): Undeprecate.
6489 (source_locus): Remove.
6490 (location_from_locus): Remove.
6491 (struct location_s): Remove.
6492 Remove all old-location code.
6493 (input_line, input_filename): Remove.
6494 * final.c (final_scan_insn): Remove old location code.
6495 * diagnostic.c (diagnostic_build_prefix): Remove
6496 USE_MAPPED_LOCATION test.
6497 * tree.h (gimple_stmt) <locus>: Now a location_t.
6498 (tree_exp) <locus>: Likewise.
6499 (DECL_IS_BUILTIN): Remove old-location variant.
6500 (annotate_with_file_line, annotate_with_locus): Likewise.
6501 (expr_locus, set_expr_locus): Update.
6502 * tree.c (build1_stat): Remove old location code.
6503 (last_annotated_node): Remove.
6504 (annotate_with_file_line): Remove old-location variant.
6505 (annotate_with_locus): Likewise.
6506 (expr_location): Remove old location code.
6507 (set_expr_location): Likewise.
6508 (expr_has_location): Likewise.
6509 (expr_locus): Likewise.
6510 (set_expr_locus): Likewise.
6511 (expr_filename): Don't use location_from_locus.
6512 (expr_lineno): Likewise.
6513 * rtl-error.c (location_for_asm): Remove old location code.
6514 * c-lex.c (cb_line_change): Remove old location code.
6515 (fe_file_change): Likewise.
6516 (cb_def_pragma): Likewise.
6517 (c_lex_with_flags): Likewise.
6518 * gengtype.c (do_typedef): Don't special-case location types.
6519 (define_location_structures): Remove.
6520 (main): Don't call define_location_structures.
6521 * tree-pretty-print.c (dump_implicit_edges): Remove old location
6524 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6527 * builtins.def (BUILT_IN_STDARG_START): Remove.
6528 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
6529 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6530 * tree-inline.c (inline_forbidden_p_1): Likewise.
6532 2008-02-26 Richard Guenther <rguenther@suse.de>
6534 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6535 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6536 (lookup_decl_from_uid): Declare.
6537 (remove_decl_from_map): Likewise.
6538 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6539 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6540 (decl_for_uid_map): New global hashtable mapping DECL_UID
6542 (init_ttree): Allocate it.
6543 (insert_decl_to_uid_decl_map): New helper function.
6544 (make_node_stat): Insert new decls into the map.
6545 (copy_node_stat): Likewise.
6546 (lookup_decl_from_uid): New function.
6547 (remove_decl_from_map): Likewise.
6548 (print_decl_for_uid_map_statistics): New helper.
6549 (dump_tree_statistics): Call it.
6551 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6552 (referenced_var_iterator): Adjust.
6553 (FOR_EACH_REFERENCED_VAR): Adjust.
6554 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6555 (num_referenced_vars): Adjust.
6556 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6557 (first_referenced_var): Remove.
6558 (end_referenced_vars_p): Likewise.
6559 (next_referenced_var): Likewise.
6560 (referenced_var_iterator_set): New helper function.
6561 * tree-dfa.c (referenced_var_lookup): Adjust.
6562 (referenced_var_check_and_insert): Likewise.
6563 (remove_referenced_var): Likewise.
6564 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6565 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6566 (verify_call_clobbering): Likewise.
6567 (verify_memory_partitions): Likewise.
6568 (init_tree_ssa): Allocate bitmap instead of hashtable for
6570 (delete_tree_ssa): Adjust.
6571 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6572 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6573 (compute_tag_properties): Likewise.
6574 (set_initial_properties): Likewise.
6575 (find_partition_for): Likewise.
6576 (update_reference_counts): Likewise.
6577 (dump_may_aliases_for): Likewise.
6578 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6579 (add_call_clobber_ops): Likewise.
6580 (add_call_read_ops): Likewise.
6581 (get_asm_expr_operands): Likewise.
6582 * tree-into-ssa.c (dump_decl_set): Likewise.
6583 (update_ssa): Likewise.
6584 * tree-sra.c (scan_function): Likewise.
6585 (decide_instantiations): Likewise.
6586 (scalarize_parms): Likewise.
6587 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6588 (dsa_named_for): Likewise.
6589 * tree-ssa-structalias.c (update_alias_info): Likewise.
6590 (merge_smts_into): Likewise.
6592 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6595 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
6596 * c-opts.c (c_common_handle_option): Wall enables
6597 Wvolatile-register-var.
6598 * common.opt: Move Wvolatile-register-var to...
6601 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6603 * common.opt (Wlarger-than=): New.
6604 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
6606 * opts.c (common_handle_option): Handle -Wlarger-than=.
6607 * optc-gen.awk: Likewise.
6608 * opth-gen.awk: Likewise.
6609 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
6610 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6612 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6614 * c-common.c (match_case_to_enum_1): Add appropriate
6615 OPT_W* parameter to warning.
6616 (c_do_switch_warnings): Likewise.
6617 * c-typeck.c (warning_init): Add one more parameter following
6619 (push_init_level): Update call to warning_init.
6620 (pop_init_level): Likewise.
6621 (add_pending_init): Likewise.
6622 (output_init_element: Likewise.
6624 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6627 * toplev.c (toplev_main): If there are warnings or error, print
6628 errors for ignored options.
6629 * opts.c (ignored_options): New static variable.
6630 (postpone_unknown_option_error): New.
6631 (print_ignored_options): New.
6632 (handle_option): Postpone errors for unknown -Wno-* options.
6633 * opts.h (print_ignored_options): Declare.
6635 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
6637 * config/mips/mips.md (loadgp_blockage, blockage): Change type
6640 2008-02-25 Richard Guenther <rguenther@suse.de>
6643 2008-02-25 Richard Guenther <rguenther@suse.de>
6645 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6646 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6647 (lookup_decl_from_uid): Declare.
6648 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6649 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6650 (decl_for_uid_map): New global hashtable mapping DECL_UID
6652 (init_ttree): Allocate it.
6653 (insert_decl_to_uid_decl_map): New helper function.
6654 (make_node_stat): Insert new decls into the map.
6655 (copy_node_stat): Likewise.
6656 (lookup_decl_from_uid): New function.
6657 (print_decl_for_uid_map_statistics): New helper.
6658 (dump_tree_statistics): Call it.
6660 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6661 (referenced_var_iterator): Adjust.
6662 (FOR_EACH_REFERENCED_VAR): Adjust.
6663 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6664 (num_referenced_vars): Adjust.
6665 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6666 (first_referenced_var): Remove.
6667 (end_referenced_vars_p): Likewise.
6668 (next_referenced_var): Likewise.
6669 (referenced_var_iterator_set): New helper function.
6670 * tree-dfa.c (referenced_var_lookup): Adjust.
6671 (referenced_var_check_and_insert): Likewise.
6672 (remove_referenced_var): Likewise.
6673 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6674 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6675 (verify_call_clobbering): Likewise.
6676 (verify_memory_partitions): Likewise.
6677 (init_tree_ssa): Allocate bitmap instead of hashtable for
6679 (delete_tree_ssa): Adjust.
6680 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6681 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6682 (compute_tag_properties): Likewise.
6683 (set_initial_properties): Likewise.
6684 (find_partition_for): Likewise.
6685 (update_reference_counts): Likewise.
6686 (dump_may_aliases_for): Likewise.
6687 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6688 (add_call_clobber_ops): Likewise.
6689 (add_call_read_ops): Likewise.
6690 (get_asm_expr_operands): Likewise.
6691 * tree-into-ssa.c (dump_decl_set): Likewise.
6692 (update_ssa): Likewise.
6693 * tree-sra.c (scan_function): Likewise.
6694 (decide_instantiations): Likewise.
6695 (scalarize_parms): Likewise.
6696 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6697 (dsa_named_for): Likewise.
6698 * tree-ssa-structalias.c (update_alias_info): Likewise.
6699 (merge_smts_into): Likewise.
6701 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6704 * doc/invoke.texi (-fcx-limited-range): Document new option.
6705 * toplev.c (process_options): Handle -fcx-fortran-rules.
6706 * common.opt: Add documentation for -fcx-fortran-rules.
6708 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6711 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
6712 actual behaviour and C99.
6714 2008-02-26 Ben Elliston <bje@au.ibm.com>
6716 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
6717 (ASM_CPU_POWER6_SPEC): Likewise.
6718 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
6719 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
6720 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
6722 2008-02-25 Richard Guenther <rguenther@suse.de>
6724 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6725 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6726 (lookup_decl_from_uid): Declare.
6727 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6728 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6729 (decl_for_uid_map): New global hashtable mapping DECL_UID
6731 (init_ttree): Allocate it.
6732 (insert_decl_to_uid_decl_map): New helper function.
6733 (make_node_stat): Insert new decls into the map.
6734 (copy_node_stat): Likewise.
6735 (lookup_decl_from_uid): New function.
6736 (print_decl_for_uid_map_statistics): New helper.
6737 (dump_tree_statistics): Call it.
6739 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6740 (referenced_var_iterator): Adjust.
6741 (FOR_EACH_REFERENCED_VAR): Adjust.
6742 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6743 (num_referenced_vars): Adjust.
6744 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6745 (first_referenced_var): Remove.
6746 (end_referenced_vars_p): Likewise.
6747 (next_referenced_var): Likewise.
6748 (referenced_var_iterator_set): New helper function.
6749 * tree-dfa.c (referenced_var_lookup): Adjust.
6750 (referenced_var_check_and_insert): Likewise.
6751 (remove_referenced_var): Likewise.
6752 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6753 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6754 (verify_call_clobbering): Likewise.
6755 (verify_memory_partitions): Likewise.
6756 (init_tree_ssa): Allocate bitmap instead of hashtable for
6758 (delete_tree_ssa): Adjust.
6759 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6760 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6761 (compute_tag_properties): Likewise.
6762 (set_initial_properties): Likewise.
6763 (find_partition_for): Likewise.
6764 (update_reference_counts): Likewise.
6765 (dump_may_aliases_for): Likewise.
6766 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6767 (add_call_clobber_ops): Likewise.
6768 (add_call_read_ops): Likewise.
6769 (get_asm_expr_operands): Likewise.
6770 * tree-into-ssa.c (dump_decl_set): Likewise.
6771 (update_ssa): Likewise.
6772 * tree-sra.c (scan_function): Likewise.
6773 (decide_instantiations): Likewise.
6774 (scalarize_parms): Likewise.
6775 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6776 (dsa_named_for): Likewise.
6777 * tree-ssa-structalias.c (update_alias_info): Likewise.
6778 (merge_smts_into): Likewise.
6780 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
6783 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
6784 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
6785 * alias.h (nonoverlapping_memrefs_p): Likewise.
6787 2008-02-25 Jan Beulich <jbeulich@novell.com>
6789 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
6790 * config/i386/netware-libgcc.exp: Add __bswap?i2,
6791 __emultls_get_address, __emultls_register_common,
6792 __floatundi?f, and _Unwind_GetIPInfo.
6793 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
6794 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
6795 (gen_regparm_prefix): Likewise.
6796 (i386_nlm_encode_section_info): Sync with
6797 config/i386/winnt.c:i386_pe_encode_section_info().
6798 (i386_nlm_maybe_mangle_decl_assembler_name): New.
6799 i386_nlm_mangle_decl_assembler_name): New.
6800 (netware_override_options): New.
6801 * config/i386/netware.h (netware_override_options): Declare.
6802 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
6803 (i386_nlm_mangle_decl_assembler_name): Declare.
6804 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
6806 2008-02-25 Ben Elliston <bje@au.ibm.com>
6809 * c-decl.c (grokdeclarator): Remove unused local variables
6810 `typedef_type' and `type_as_written'.
6812 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6813 unused local variable `has_hot_blocks'.
6814 (fix_crossing_conditional_branches): Remove unused local variable
6817 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
6820 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
6821 using DEF_C99_BUILTIN.
6822 (BUILT_IN_NANF): Ditto.
6823 (BUILT_IN_NANL): Ditto.
6825 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
6826 Revital Eres <eres@il.ibm.com>
6828 * modulo-sched.c (calculate_must_precede_follow): Address TODO
6829 regarding the order of two dependent insns in the same row.
6831 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
6833 * stor-layout.c (layout_decl): Do not bump the alignment of a
6834 bit-field to more than byte alignment if it is packed.
6836 2008-02-24 David Edelsohn <edelsohn@gnu.org>
6838 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
6841 2008-02-24 Diego Novillo <dnovillo@google.com>
6843 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
6846 * tree-vrp.c (vrp_evaluate_conditional): With
6847 -Wtype-limits, emit a warning when comparing against a
6848 constant outside the natural range of OP0's type.
6849 * c.opt (Wtype-limits): Move ...
6850 * common.opt (Wtype-limits): ... here.
6852 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
6854 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
6855 * config/rs6000/e300c2c3.md: New file.
6856 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6858 (rs6000_override_options): Add e300c2 and e300c3 cases to
6859 processor_target_table. Do not allow usage of Altivec or Spe
6860 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
6861 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
6862 * config/rs6000/rs6000.h (processor_type): Add
6863 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
6864 (ASM_CPU_SPEC): Add e300c2 and e300c3.
6865 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
6866 and ppce300c3. Include e300c2c3.md.
6868 2008-02-23 David Edelsohn <edelsohn@gnu.org>
6870 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
6871 instead of TARGET_STRICT_ALIGN.
6873 2008-02-23 Joseph Myers <joseph@codesourcery.com>
6875 * explow.c (memory_address): Assert that the generated address is
6878 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6881 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
6882 * config/darwin-ppc-ldouble-patch.def: New file.
6883 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
6884 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
6885 SUBTARGET_INIT_BUILTINS if defined.
6886 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
6889 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6892 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
6893 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
6895 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6898 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
6899 file" warning condtional on -Winvalid-PCH.
6901 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6903 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
6905 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
6909 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
6910 prevent reload from using MMX registers.
6911 (*mov<mode>_internal): Ditto.
6912 (*movv2sf_internal_rex64): Ditto.
6913 (*movv2sf_internal): Ditto.
6915 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6917 PR documentation/31569
6918 * doc/install.texi2html: Use makeinfo --no-number-sections.
6920 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6922 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
6923 ensure that we can address an entire entity > 8 bytes. Don't
6924 generate reg+reg addressing for such data.
6926 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6928 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
6929 strings when optimizing for size, unless the target cares about
6932 2008-02-22 Tom Tromey <tromey@redhat.com>
6934 * regclass.c (current_pass): Remove declaration.
6936 2008-02-22 Anatoly Sokolov <aesok@post.ru>
6938 * config/avr/libgcc.S (__RAMPZ__): Define.
6939 (__do_copy_data): Add for devices with 128KB code memory.
6941 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6943 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6945 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
6947 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
6949 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
6952 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6955 * c-typeck.c (build_binary_op): Warn about floating point
6956 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
6958 2008-02-21 Janis Johnson <janis187@us.ibm.com>
6961 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
6962 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
6964 (rs6000_override_options): Set altivec_abi as default, not override,
6965 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
6966 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
6967 is used; use new member spe_abi.
6968 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
6969 spe_abi and altivec_abi.
6971 2008-02-22 Tomas Bily <tbily@suse.cz>
6973 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
6975 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6978 * config.build (build_file_translate): Set to `CMD //c' only if
6980 * Makefile.in (build_file_translate): Improve comment.
6982 2008-02-21 Jan Hubicka <jh@suse.cz>
6984 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
6985 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
6986 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
6988 2008-02-21 Michael Matz <matz@suse.de>
6991 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
6993 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
6995 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
6996 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
6998 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
6999 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7000 SSE_VEC_FLOAT_MODE_P as insn constraint.
7001 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7002 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7003 sse4a_movntdf using MODEF mode iterator.
7004 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7005 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7006 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7007 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7008 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7009 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7010 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7012 2008-02-21 Richard Guenther <rguenther@suse.de>
7014 * tree.def (PAREN_EXPR): New tree code.
7015 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7017 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
7018 * expr.c (expand_expr_real_1): Likewise.
7019 * tree-inline.c (estimate_num_insns_1): Likewise.
7020 * tree-complex.c (expand_complex_move): Likewise.
7021 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
7024 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7027 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
7029 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7032 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7034 * config/sh/sh.c (find_barrier): Don't go past
7035 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7037 2008-02-20 DJ Delorie <dj@redhat.com>
7039 * config/h8300/h8300.md (insv): Force source operand to be a register.
7041 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7042 as a jump, not as a plain insn.
7044 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7046 * doc/invoke.texi (Warning Options): Add new option
7047 -Wframe-larger-than=.
7048 (-Wframe-larger-than): Document.
7050 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7051 Add declarations for new option variables.
7053 * final.c (final_start_function): Check the frame size
7054 before emission and issue a Wframe-larger-than warning.
7056 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7057 Add definitions for new option variables.
7058 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7060 * common.opt (Wframe-larger-than=): New option.
7062 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7064 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7065 (<sse>_div<mode>3): Ditto.
7066 (<sse>_vmdiv<mode>3): Ditto.
7067 (<sse>_vmsqrt<mode>2): Ditto.
7068 (*smax<mode>3): Ditto.
7069 (sse5_frcz<mode>2): Ditto.
7070 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7073 2008-02-20 Richard Guenther <rguenther@suse.de>
7076 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7077 be happy with INTEGRAL_TYPE_P.
7079 2008-02-20 Richard Guenther <rguenther@suse.de>
7081 * fold-const.c (split_tree): Associate floatig-point expressions
7082 if flag_associative_math is set.
7084 2008-02-20 Richard Guenther <rguenther@suse.de>
7086 * tree.h (fold_real_zero_addition_p): Declare.
7087 * fold-const.c (fold_real_zero_addition_p): Export.
7088 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7089 floating-point operations with zero and one.
7091 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7093 * doc/install.texi: Correct references to CFLAGS, replacing them
7094 with BOOT_CFLAGS. Document flags used during bootstrap for
7097 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7099 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7100 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7101 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7103 (smin<mode>3): Ditto from similar patterns.
7104 (smax<mode>3): Ditto.
7105 (*ieee_smin<mode>3): Ditto.
7106 (*ieee_smax<mode>3): Ditto.
7107 * config/i386/sse.md (sse): New mode attribute.
7108 (mov<mode>): Macroize expander from movv4sf and movv2df using
7109 SSEMODEF2P mode iterator.
7110 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7111 SSE_VEC_FLOAT_MODE_P as insn constraint.
7112 (storent<mode>): Ditto.
7113 (storent<mode>): Macroize expander from storentsf and storentdf using
7114 MODEF mode iterator.
7115 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7116 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7117 (abs<mode>2): Ditto from similar patterns.
7118 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7119 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7120 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7121 (<sse>_vmsqrt<mode>2): Ditto.
7122 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7123 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7124 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7125 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7126 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7127 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7128 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7130 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7131 iterator and SSE_FLOAT_MODE_P as insn constraint.
7132 (<sse>_ucomi): Ditto from similar patterns.
7133 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7134 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7135 SSE_VEC_FLOAT_MODE_P as insn constraint.
7136 (vcond<mode>): Ditto from similar patterns.
7137 (and<mode>3, *and<mode>3): Ditto.
7138 (<sse>_nand<mode>3): Ditto.
7139 (ior<mode>3, *ior<mode>3): Ditto.
7140 (xor<mode>3, *xor<mode>3): Ditto.
7141 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7142 iterator and SSE_FLOAT_MODE_P as insn constraint.
7143 (*nand<mode>3): Ditto from similar patterns.
7144 (*ior<mode>3): Ditto.
7145 (*xor<mode>3): Ditto.
7147 2008-02-20 Ira Rosen <irar@il.ibm.com>
7149 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7150 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7151 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7153 2008-02-19 Jan Hubicka <jh@suse.cz>
7155 * predict.c (tree_bb_level_predictions): Remove variable next
7156 mistakely introduced by previous commit.
7158 2008-02-19 Jan Hubicka <jh@suse.cz>
7160 * predict.c (predict_paths_leading_to): Rewrite.
7161 (predict_paths_for_bb): New.
7162 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7164 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7167 * Makefile.in (build_file_translate): New.
7168 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7169 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7170 * configure.ac (build_file_translate): Substitute it.
7171 * configure: Regenerate.
7173 2008-02-19 Jan Hubicka <jh@suse.cz>
7175 PR rtl-optimization/34408
7176 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7179 2008-02-19 Jan Hubicka <jh@suse.cz>
7182 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7185 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7188 * config/i386/i386-modes.def: Revert the last DI alignment
7189 change until Ada people can look into it.
7191 2008-02-19 Nick Clifton <nickc@redhat.com>
7193 * opts.c (print_specific_help): Fix typo in --help text.
7195 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7198 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7199 32-bit inline asm without asm alternatives for host GCC < 3.0.
7201 2008-02-19 Richard Guenther <rguenther@suse.de>
7203 PR tree-optimization/34989
7204 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7205 Allow propagation to INDIRECT_REF if we can simplify only.
7207 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7209 * c-common.c (warn_for_collisions_1): Use appropriate option when
7212 2008-02-19 Nick Clifton <nickc@redhat.com>
7215 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7216 (handle_options): Fix indentation.
7217 (print_filtered_help): If no language-specific options were
7218 displayed tell the user how to list all the options supported by
7219 the language's front-end.
7220 (print_specific_help): Fix indentation and remove duplicate line.
7221 (common_handle_option): Handle the -v option.
7222 For --help enable the display of undocumented options if the -v
7223 switch has been included on the command line.
7224 For --help= check for overlaps in the arguments between the option
7225 classes and the language names and issue a warning when they
7226 cannot be disambiguated.
7227 * c.opt (v): Pass on to the common option handler.
7229 2008-02-19 Revital Eres <eres@il.ibm.com>
7231 * modulo-sched.c (sms_schedule): Change dump message when
7232 create_ddg function fails.
7233 (try_scheduling_node_in_cycle): Rename row to cycle.
7234 (print_partial_schedule): Rename CYCLE to ROW.
7236 2008-02-19 Christian Bruel <christian.bruel@st.com>
7237 Zdenek Dvorak <ook@ucw.cz>
7239 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7241 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7244 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7245 (*x86_movdicc_0_m1_se): Ditto.
7247 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7249 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7250 (CMPtype): Define as __gcc_CMPtype.
7251 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7252 (CMPtype): Define as __gcc_CMPtype.
7254 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7256 Support valgrind 3.3 for --enable-checking=valgrind.
7257 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7259 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7260 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7261 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7262 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7263 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7264 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7265 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7267 * ggc-zone.c: Similar.
7268 * ggc-page.c: Similar.
7270 2008-02-19 Paul Brook <paul@codesourcery.com>
7273 * config/arm/ieee754-df.S: Fix do_it typo.
7274 * config/arm/ieee754-sf.S: Fix do_it typo.
7276 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7279 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7280 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7281 (OPTION_MASK_ISA_SSE_SET): Likewise.
7282 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7283 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7284 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7285 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7286 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7287 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7288 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7289 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7290 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7291 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7292 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7293 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7294 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7295 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7296 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7297 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7298 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7299 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7300 (OPTION_MASK_ISA_SSE4): Removed.
7301 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7302 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7303 (override_options): Don't turn on implied SSE/MMX bits in
7306 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7308 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7311 2008-02-18 Joey Ye <joey.ye@intel.com>
7314 * tree-nested.c (insert_field_into_struct): Set type alignment
7315 to field alignment if the former is less than the latter.
7317 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7319 * BASE-VER: Set to 4.4.0.
7321 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7323 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7324 * doc/cfg.texi: Likewise.
7325 * doc/extend.texi: Likewise.
7326 * doc/gty.texi: Likewise.
7327 * doc/invoke.texi: Likewise.
7328 * doc/loop.texi: Likewise.
7329 * doc/md.texi: Likewise.
7330 * doc/passes.texi: Likewise.
7331 * doc/rtl.texi: Likewise.
7332 * doc/sourcebuild.texi: Likewise.
7333 * doc/tm.texi: Likewise.
7334 * doc/tree-ssa.texi: Likewise.
7336 2008-02-17 Richard Guenther <rguenther@suse.de>
7339 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7340 without default definition.
7342 2008-02-17 Richard Guenther <rguenther@suse.de>
7344 PR tree-optimization/35231
7345 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7348 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7351 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7352 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7353 libgcc_cmp_return mode.
7355 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7358 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7360 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7362 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7365 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7367 * doc/c-tree.texi: Use `@.' where appropriate.
7368 * doc/extend.texi: Likewise.
7369 * doc/install.texi: Likewise.
7370 * doc/invoke.texi: Likewise.
7371 * doc/loop.texi: Likewise.
7372 * doc/makefile.texi: Likewise.
7373 * doc/md.texi: Likewise.
7374 * doc/passes.texi: Likewise.
7375 * doc/standards.texi: Likewise.
7376 * doc/tm.texi: Likewise.
7378 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7381 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7383 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7384 rather than in entry_bb.
7386 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7388 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7389 libgcc_cmp_return mode.
7391 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7394 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7395 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7397 2008-02-15 Richard Guenther <rguenther@suse.de>
7398 Zdenek Dvorak <ook@ucw.cz>
7400 PR tree-optimization/35164
7401 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7402 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7403 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7404 Only propagate addresses which do not have abnormal SSA_NAMEs
7407 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7410 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7412 2008-02-15 Jan Hubicka <jh@suse.cz>
7415 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7417 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7420 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7421 when calculating alignment_pad.
7423 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7425 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7426 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7427 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7428 and STACK_BOUNDARY define.
7430 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7432 PR preprocessor/35061
7433 * c-pragma.c (handle_pragma_pop_macro): Check that
7434 pushed_macro_table has been allocated.
7436 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7439 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7440 (force_gimple_operand): Likewise.
7441 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7442 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7443 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7444 (find_interesting_uses_address): Check addressability and alignment
7445 of the base expression only after substituting bases of IVs into it.
7447 2008-02-14 Michael Matz <matz@suse.de>
7450 * function.c (instantiate_virtual_regs_in_insn): Reload address
7451 before falling back to reloading the whole operand.
7453 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7455 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7456 before the first section switch note.
7458 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7460 * doc/bugreport.texi: Update copyright years.
7461 * doc/c-tree.texi: Likewise.
7462 * doc/cfg.texi: Likewise.
7463 * doc/cpp.texi: Likewise.
7464 * doc/cppinternals.texi: Likewise.
7465 * doc/fragments.texi: Likewise.
7466 * doc/frontends.texi: Likewise.
7467 * doc/gcc.texi: Likewise.
7468 * doc/gty.texi: Likewise.
7469 * doc/hostconfig.texi: Likewise.
7470 * doc/implement-c.texi: Likewise.
7471 * doc/libgcc.texi: Likewise.
7472 * doc/loop.texi: Likewise.
7473 * doc/makefile.texi: Likewise.
7474 * doc/options.texi: Likewise.
7475 * doc/passes.texi: Likewise.
7476 * doc/rtl.texi: Likewise.
7477 * doc/sourcebuild.texi: Likewise.
7478 * doc/standards.texi: Likewise.
7479 * doc/tree-ssa.texi: Likewise.
7480 * doc/trouble.texi: Likewise.
7482 * doc/extend.texi: Use @: or add comma where appropriate.
7483 * doc/invoke.texi: Likewise.
7484 * doc/tm.texi: Likewise.
7486 2008-02-14 Alan Modra <amodra@bigpond.net.au>
7489 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
7492 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
7494 * doc/md.texi (clz, ctz): Add reference.
7495 * doc/rtl.texi (clz, ctz): Likewise.
7497 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7500 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
7503 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
7505 * config/s390/s390.c (struct constant_pool): New field
7506 emit_pool_after added.
7507 (s390_mainpool_start): Set the emit_pool_after flag according
7508 to the section switch notes.
7509 (s390_mainpool_finish): Consider emit_pool_after when emitting
7510 the literal pool at the end of the function.
7511 (s390_chunkify_start): Force literal pool splits at section
7514 2008-02-13 Michael Matz <matz@suse.de>
7517 * var-tracking.c (clobber_variable_part): Correctly traverse the
7520 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7523 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
7524 Add -fdump-ipa-inline.
7525 * tree-dump.c (dump_files): Remove tree-inlined dump.
7526 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
7528 2008-02-12 Richard Guenther <rguenther@suse.de>
7530 PR tree-optimization/35171
7531 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
7534 2008-02-12 Richard Guenther <rguenther@suse.de>
7537 * fold-const.c (fold_widened_comparison): Use get_unwidened in
7538 value-preserving mode. Disallow final truncation.
7540 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
7543 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
7544 code from here to...
7545 (force_gimple_operand): ...here.
7547 2008-02-12 Jakub Jelinek <jakub@redhat.com>
7550 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
7551 non-compatible pointers.
7552 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
7553 different FIELD_DECLs, try harder by comparing field offsets, sizes
7557 * function.c (match_asm_constraints_1): Don't replace the same input
7560 2008-02-12 Anatoly Sokolov <aesok@post.ru>
7562 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
7563 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
7564 (expand_epilogue): Restore RAMPZ register.
7565 * config/avr/avr.md (RAMPZ_ADDR): New constant.
7567 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
7569 * config/i386/cygwin.asm: (__alloca): Correct calling
7570 convention and alignment.
7571 (__chkstk): Force 8 byte stack alignment.
7573 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
7574 Richard Guenther <rguenther@suse.de>
7576 PR tree-optimization/33992
7577 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
7578 the zero we compare against.
7580 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
7583 * gthr-win32.h (__gthread_mutex_destroy_function): New function
7584 to CloseHandle after unlocking to prevent accumulation of handle
7587 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7590 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
7591 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
7592 and update LABEL_NUSES during and after reload.
7594 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
7597 * combine.c (simplify_if_then_else): Make sure the comparison is
7598 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
7600 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
7603 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
7604 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
7605 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
7606 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
7607 * tree.h (get_type_static_bounds): Likewise.
7609 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7611 * doc/invoke.texi (Option Summary, C++ Dialect Options)
7612 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7613 Make -Wfoo language annotations match what the compiler outputs.
7615 2008-02-08 Sa Liu <saliu@de.ibm.com>
7617 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
7618 intrinsics spu_convts, spu_convtu, spu_convtf.
7620 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
7622 * doc/extend.texi (Function Attributes) <noinline>: Mention
7623 asm ("") as method to keep calls.
7625 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7628 * doc/options.texi (Options): Replace references to opts.sh with
7630 * opts-common.c: Likewise.
7631 * optc-gen.awk: Likewise.
7633 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
7635 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
7637 2008-02-07 Richard Henderson <rth@redhat.com>
7640 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
7641 EXPR_LIST for the REG_EQUAL instead of a comparison with a
7644 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
7646 PR tree-optimization/35085
7647 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
7648 for operand entry oe2 in addition to operand entry oe3 in order to
7649 expose more opportunities for vectorizer sum reduction.
7651 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7654 * Makefile.in (LIBS): Remove $(GMPLIBS).
7655 (cc1-dummy, cc1): Add $(GMPLIBS).
7657 2008-02-06 Jan Hubicka <jh@suse.cz>
7660 * i386.md (moddf_integer): Do not produce partial memory stalls for
7661 targets where it hurts.
7663 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
7666 * optabs.c (expand_float): Do not check for decimal modes when
7667 expanding unsigned integer through signed conversion.
7669 2008-02-06 Nick Clifton <nickc@redhat.com>
7671 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
7672 inside the clobber with a match_operand and duplicated operand
7673 number in the constraint.
7674 (ineqbranchsi): Delete redundant comment.
7676 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
7678 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
7679 builtin_define ("__USE_INIT_FINI__").
7680 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
7682 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
7684 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7686 PR documentation/30330
7687 * doc/invoke.texi (C++ Dialect Options)
7688 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7689 For each warning option -Wfoo that allows -Wno-foo, ensure both
7690 -Wfoo and -Wno-foo are listed in the option index. Fix index
7691 entry of -Wswitch-default, index -Wnormalized= including the
7692 `=', and -Wlarger-than-@var{len} including @var{len}.
7694 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7696 * config/i386/i386.md (floatunssisf2): Use
7697 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
7698 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
7699 Macroize expander using MODEF mode iterator.
7701 2008-02-05 Diego Novillo <dnovillo@google.com>
7703 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
7706 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
7708 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7711 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
7713 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
7716 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
7717 to indicate if a message should be generated.
7718 (init_cumulative_args): Updated.
7719 (function_value_32): Likewise.
7721 2008-02-05 Joseph Myers <joseph@codesourcery.com>
7723 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
7725 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7728 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
7729 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
7731 2008-02-04 Diego Novillo <dnovillo@google.com>
7733 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
7736 * tree-vrp.c (vrp_evaluate_conditional): With
7737 -Wtype-limits, emit a warning when comparing against a
7738 constant outside the natural range of OP0's type.
7740 2008-02-04 Richard Guenther <rguenther@suse.de>
7743 * expr.c (count_type_elements): Give for unions instead of
7746 2008-02-04 Richard Guenther <rguenther@suse.de>
7749 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
7750 to TYPE_DOMAINs base type instead of using bitsizetype here.
7752 2008-02-03 Jason Merrill <jason@redhat.com>
7754 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
7756 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7759 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
7760 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
7761 (RS/6000 and PowerPC Options): Fix typos and markup.
7762 * doc/passes.texi (Tree-SSA passes): Likewise.
7764 2008-02-02 Michael Matz <matz@suse.de>
7767 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
7768 from record_last_reg_set_info.
7769 (record_last_reg_set_info): Take an RTX argument, iterate over all
7770 constituent hardregs.
7771 (record_last_set_info, record_opr_changes): Change calls to
7772 new signature or to record_last_reg_set_info_regno.
7774 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
7776 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
7778 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
7780 PR rtl-optimization/34773
7781 * reg-notes.def (EQUAL): Mention significance of combination of
7782 REG_EQUAL and REG_RETVAL.
7783 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
7784 insn that has a REG_RETVAL.
7786 2008-02-01 Roger Sayle <roger@eyesopen.com>
7789 * configure.ac (--enable-fixed-point): Disable unless explicitly
7791 * configure: Regenerate.
7793 2008-02-01 Richard Guenther <rguenther@suse.de>
7796 * invoke.texi (-finline-limit): Remove no longer true parts
7797 of the documentation. Note that there is no default value.
7799 2008-02-01 Andrew Pinski <pinskia@gmail.com>
7800 Mark Mitchell <mark@codesourcery.com>
7801 Ben Elliston <bje@au.ibm.com>
7804 * doc/extend.texi (Other Builtins): Document.
7806 2008-01-31 Tom Browder <tom.browder@gmail.com>
7808 * doc/c-tree.texi (Types): Fix grammar.
7809 (Expression trees): Ditto.
7810 * doc/passes.texi (Tree-SSA passes): Ditto.
7812 * doc/configterms.texi (Configure Terms): Fix typo.
7813 * doc/cpp.texi (Common Predefined Macros): Ditto.
7814 * doc/md.texi (Machine Constraints): Ditto.
7816 * doc/makefile.texi (Makefile): Add comma.
7818 2008-01-31 Tom Browder <tom.browder@gmail.com>
7819 Gerald Pfeifer <gerald@pfeifer.com>
7821 * doc/sourcebuild.texi (Front End): Remove references to CVS
7822 and CVSROOT/modules.
7823 (Texinfo Manuals): Replace reference to CVS by one to SVN.
7824 (Back End): Remove reference to CVS.
7826 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7829 * config/mips/mips.c (gen_load_const_gp): New function, taking a
7831 (mips16_gp_pseudo_reg): ...here.
7832 * config/mips/mips.md (load_const_gp): Replace with...
7833 (load_const_gp_<mode>): ...this :P-based insn.
7835 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7837 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
7838 options. Minor fixes.
7839 (-std): Move reference to standards closer to where language
7840 standards are first mentioned.
7842 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7844 PR rtl-optimization/34995
7845 * reload.c (alternative_allows_const_pool_ref): Take an rtx
7846 parameter and return a bool. If the rtx parameter is nonnull,
7847 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
7848 (find_reloads): Update call accordingly. Pass the new operand
7849 if it needed no address reloads, otherwise pass null.
7851 2008-01-30 Richard Henderson <rth@redhat.com>
7854 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
7855 for unbounded arrays.
7857 2008-01-30 Silvius Rus <rus@google.com>
7859 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
7861 2008-01-30 Jan Hubicka <jh@suse.cz>
7864 * i386.c (init_cumulative_args): Use real function declaration when
7867 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
7869 PR rtl-optimization/34998
7870 * global.c (build_insn_chain): Treat non-subreg_lowpart
7871 SUBREGs of pseudos as clobbering all the words covered by the
7872 SUBREG, not just all the bytes.
7873 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
7874 original df_ref rather than an extract parameter.
7875 (global_conflicts): Update call accordingly.
7877 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
7879 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
7880 the overflow check to make it easier to read.
7881 (__fixtfdi): Change the type of the ll member in union
7882 long_double to UDItype_x.
7884 2008-01-30 Jakub Jelinek <jakub@redhat.com>
7887 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
7888 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
7889 * tree-inline.c (fold_marked_statements): Call
7890 cgraph_update_edges_for_call_stmt if folding a call statement.
7891 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
7892 debug_generic_stmt calls, reset it back afterwards.
7895 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
7897 * c-typeck.c (build_external_ref): Don't pedwarn about
7898 static vars in current function's scope.
7900 2008-01-29 Joseph Myers <joseph@codesourcery.com>
7902 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
7904 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
7907 * ipa-struct-reorg.c: Fix spelling.
7908 * params.def: Ditto.
7910 2008-01-29 Richard Guenther <rguenther@suse.de>
7913 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
7915 * tree-inline.c (remap_type): Increment remapping_type_depth
7916 around remapping types.
7917 (copy_body_r): Only add referenced variables if they are referenced
7918 from code, not types.
7920 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
7931 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
7932 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
7934 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
7937 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
7938 pointer for tiny stack.
7940 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7942 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
7944 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7946 * config/vx-common.h: Fix typo in comment.
7948 2008-01-28 Ian Lance Taylor <iant@google.com>
7952 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
7953 coalesce pointers if they have different DECL_NO_TBAA_P values.
7954 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
7955 between variables with different DECL_NO_TBAA_P values.
7957 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
7960 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
7961 are not legitimate small data references on SPE targets.
7963 2008-01-28 David Daney <ddaney@avtrex.com>
7965 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
7967 2008-01-28 David Daney <ddaney@avtrex.com>
7969 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
7971 2008-01-27 Joseph Myers <joseph@codesourcery.com>
7973 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
7974 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
7975 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
7976 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
7977 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
7978 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
7979 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
7980 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
7982 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7984 * basic-block.h (condjump_equiv_p): Fix comment.
7986 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7988 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
7989 print_generic_stmt_indented): Fix comment.
7991 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7993 * configure.ac (__stack_chk_fail): Add detecion for availability
7994 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
7995 * configure: Regenerate.
7997 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8000 * final.c (output_addr_const): Handle TRUNCATE.
8002 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8005 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8006 (zero_cost, infinite_cost): New constants.
8007 (struct cost_pair): Change type of cost to comp_cost.
8008 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8009 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8011 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8012 split_address_cost, ptr_difference_cost, difference_cost,
8013 get_computation_cost_at, get_computation_cost,
8014 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8015 determine_use_iv_cost_condition, determine_use_iv_costs,
8016 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8017 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
8018 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
8019 Change type of cost to comp_cost.
8020 (determine_iv_cost): Increase cost of non-original ivs, instead
8021 of decreasing the cost of original ones.
8022 (get_address_cost): Indicate the complexity of the addressing mode
8024 (try_add_cand_for): Prefer using ivs not specific to some object.
8025 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
8027 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
8028 Janis Johnson <janis187@us.ibm.com>
8031 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8032 (TARGET_INSTANTIATE_DECLS): Likewise.
8033 * target.h (expand_to_rtl_hook): New target hook.
8034 (instantiate_decls): Likewise.
8035 * function.c (instantiate_decl): Make non-static. Rename to...
8036 (instantiate_decl_rtl): ... this.
8037 (instantiate_expr): Use instantiate_decl_rtl.
8038 (instantiate_decls_1): Likewise.
8039 (instantiate_decls): Likewise.
8040 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8041 * function.h (instantiate_decl_rtl): Add prototype.
8042 * cfgexpand.c (target.h): New include.
8043 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8044 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8045 (TARGET_INSTANTIATE_DECLS): Likewise.
8046 (TARGET_INITIALIZER): New target hooks added.
8047 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8049 * config/rs6000/rs6000.c (tree-flow.h): New include.
8050 (machine_function): Add sdmode_stack_slot field.
8051 (rs6000_alloc_sdmode_stack_slot): New function.
8052 (rs6000_instantiate_decls): Likewise.
8053 (rs6000_secondary_memory_needed_rtx): Likewise.
8054 (rs6000_check_sdmode): Likewise.
8055 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8056 (TARGET_INSTANTIATE_DECLS): Likewise.
8057 (rs6000_hard_regno_mode_ok): Allow SDmode.
8058 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8059 (rs6000_emit_move): Handle SDmode.
8060 (function_arg_advance): Likewise.
8061 (function_arg): Likewise.
8062 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8063 SDmode var args for 32-bit compiles.
8064 (rs6000_secondary_reload_class): Handle SDmode.
8065 (rs6000_output_function_epilogue): Likewise.
8066 (rs6000_function_value): Simplify if statement.
8067 (rs6000_libcall_value): Likewise.
8068 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8069 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8070 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8071 (movsd_hardfloat): New define_insn.
8072 (movsd_softfloat): Likewise.
8073 (movsd_store): Likewise.
8074 (movsd_load): Likewise.
8075 (extendsddd2): Likewise.
8076 (extendsdtd2): Likewise.
8077 (truncddsd2): Likewise.
8078 (movdd_hardfloat64): Fixup comment.
8079 (UNSPEC_MOVSD_LOAD): New constant.
8080 (UNSPEC_MOVSD_STORE): Likewise.
8082 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8085 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8087 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8088 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8089 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8092 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8095 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8096 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8097 __LONGDOUBLE128 too.
8098 * config/rs6000/aix61.h: New file.
8100 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8102 PR rtl-optimization/34959
8103 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8104 popcount and parity rtxes the same mode as their operand.
8105 Truncate or extend the result to the return value's mode
8108 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8111 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8112 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8113 to GOT_VERSION_REGNUM.
8114 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8115 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8116 * config/mips/mips.c (mips_emit_call_insn): New function.
8117 (mips_call_tls_get_addr): Call mips_expand_call directly.
8118 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8120 (mips16_build_call_stub): Likewise. Return the call insn or null.
8121 (mips_expand_call): Update the call to mips16_build_call_stub
8122 accordingly and a remove redundant condition. Assert that MIPS16
8123 stubs do not use lazy binding. Use mips_emit_call_insn and return
8125 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8127 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8128 (mips_avoid_hazard): Remove hazard_set handling.
8129 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8130 (UNSPEC_RESTORE_GP): ...this.
8131 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8132 (FAKE_CALL_REGNO): Rename to...
8133 (GOT_VERSION_REGNUM): ...this.
8134 (type): Add "ghost" value. Add an associated insn reservation.
8135 (hazard_set): Remove.
8136 (exception_receiver): Rename to...
8137 (restore_gp): ...this and update the unspec identifier accordingly.
8138 (exception_receiver, nonlocal_got_receiver): New expanders.
8139 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8140 FAKE_CALL_REGNO. Remove hazard_set attribute.
8141 (set_got_version, update_got_version): New patterns.
8143 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8146 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8148 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8151 * doc/install.texi2html: Generate gcc-vers.texi.
8153 2008-01-25 DJ Delorie <dj@redhat.com>
8155 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8157 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8159 * config/c4x: Remove directory.
8160 * config.gcc (crx-*, mt-*): Mark obsolete.
8161 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8162 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8163 sh-*-rtemscoff*): Remove cases.
8164 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8165 * real.c (encode_c4x_single, decode_c4x_single,
8166 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8167 c4x_extended_format): Remove.
8168 * real.h (c4x_single_format, c4x_extended_format): Remove.
8169 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8171 (Pragmas): Remove comment about c4x pragmas.
8172 * doc/install.texi (c4x): Remove target-specific instructions.
8173 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8174 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8175 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8176 refer to C4x source files as examples.
8177 (C4X_FLOAT_FORMAT): Remove documentation.
8179 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8181 * config/bfin/bfin.c (override_options): Reorder tests so that
8182 flag_pic gets enabled for -msep-data.
8184 2008-01-25 Richard Guenther <rguenther@suse.de>
8187 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8188 to its bitfield precision if required.
8190 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8193 * tree-nested.c (walk_omp_for): New function.
8194 (convert_nonlocal_reference, convert_local_reference): Call
8195 walk_omp_for on OMP_FOR.
8196 (convert_call_expr): Call walk_body on OMP_FOR's
8197 OMP_FOR_PRE_INIT_BODY.
8199 2008-01-25 Richard Guenther <rguenther@suse.de>
8201 PR tree-optimization/34966
8202 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8203 default defs and PHI_NODEs we have to insert after the
8206 2008-01-24 Nick Clifton <nickc@redhat.com>
8208 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8209 Provide a default definition.
8210 (LIBGCC2_UNITS_PER_WORD): Likewise.
8212 * config/stormy16/stormy16.c: Include df.h for the prototype
8213 for df_regs_ever_live_p.
8214 (xstormy16_expand_builtin_va_start): Convert the stack offset
8215 into a component_ref and then use POINTER_PLUS_EXPR to add it
8216 to the incoming_virtual_args_rtx.
8217 (xstormy16_gimplify_va_arg_expr): Rename to
8218 xstormy16_gimplify_va_arg_expr.
8219 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8220 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8221 xstormy16_gimplify_va_arg_expr.
8222 Fix up some formatting issues.
8224 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8225 Move to predicates.md.
8226 (xs_hi_general_operand): Likewise.
8227 (xs_hi_nonmemory_operand): Likewise.
8228 * config/stormy16/predicates.md:
8229 (xstormy16_carry_plus_operand): New predicate.
8230 (xs_hi_general_operand): New predicate.
8231 (xs_hi_nonmemory_operand): New predicate.
8232 * config/stormy16/stormy16-protos.h:
8233 (xstormy16_carry_plus_operand): Delete prototype.
8234 (xs_hi_general_operand): Likewise.
8235 (xs_hi_nonmemory_operand): Likewise.
8237 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8238 modifiers as they are no longer needed and they can trigger
8239 reload spill failures.
8241 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8242 with a match_operand in order to help reload.
8244 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8245 constraint with 'e' for the 8th alternative as this version of
8246 the mov.w instruction only accepts the lower 8 registers.
8248 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8251 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8252 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8255 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8258 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8260 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8262 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8264 (remove_structure): Update allocations list before removing structure.
8266 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8268 * ipa-struct-reorg.c (is_safe_cond_expr,
8269 create_new_stmts_for_cond_expr): Use integer_zerop function,
8270 that recognize not only zero-pointer, but zero-integer too.
8272 2008-01-25 Ben Elliston <bje@au.ibm.com>
8275 * fixproto: Escape "." in sed expression that strips leading "./".
8277 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8280 * gcc.c (SWITCH_OK): Removed.
8281 (SWITCH_LIVE): Changed to bit.
8282 (SWITCH_FALSE): Likewise.
8283 (SWITCH_IGNORE): Likewise.
8284 (switchstr): Change live_cond to unsigned int.
8285 (process_command): Replace SWITCH_OK with 0.
8286 (do_self_spec): Likewise.
8287 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8288 (give_switch): Likewise.
8289 (used_arg): Likewise.
8290 (do_spec_1): Set the SWITCH_IGNORE bit.
8291 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8292 bits. Set the SWITCH_LIVE bit.
8294 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8296 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8298 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8300 PR tree-optimization/34472
8301 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8302 parameter to a "bool *" and set *DATA to false if there is
8303 an unsafe access. Do not delete the structure here.
8304 (check_cond_exprs): Delete it here instead.
8305 (check_cond_exprs, exclude_cold_structs): Do not increase
8306 I when removing a structure.
8308 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8311 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8312 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8314 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8317 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8318 a fixed vector for stack.
8320 2008-01-24 Ben Elliston <bje@au.ibm.com>
8323 * doc/gcc.texi (Software development): Add a direntry for g++.
8325 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8327 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8328 stale and straggling -fforce-addr comments above.
8330 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8332 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8333 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8335 2008-01-23 Michael Matz <matz@suse.de>
8338 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8341 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8343 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8346 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8348 * config/avr/avr.c (avr_current_arch): New variable.
8349 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8350 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8351 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8352 (avr_override_options): Init 'avr_current_arch'.
8353 (base_arch_s): Move from here...
8354 * config/avr/avr.h (base_arch_s): ... here. Add new members
8355 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8356 'mega' to 'have_jmp_call'.
8357 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8358 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8360 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8362 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8363 MULTILIB_MATCHES): (Ditto.).
8365 2008-01-23 Richard Guenther <rguenther@suse.de>
8368 * cgraphunit.c (cgraph_reset_node): Always mark the node
8369 not reachable if it is not queued already.
8371 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8373 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8374 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8375 (cputype_selected): New static variable.
8376 (bfin_handle_option): Set it if -mcpu is used.
8377 (override_option): Select default set of workarounds if no cpu type
8378 selected on the command line.
8379 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8381 From Michael Frysinger <michael.frysinger@analog.com>
8382 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8383 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8385 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8386 for bf547, bf523, bf524, and bf526.
8387 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8389 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8390 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8391 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8392 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8393 * doc/invoke.texi (Blackfin Options): Document that
8394 -mcpu now accept bf547, bf523, bf524, and bf526.
8396 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8398 PR rtl-optimization/34628
8399 * combine.c (try_combine): Stop and undo after the first combination
8400 if an autoincrement side-effect on the first insn has effectively
8403 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8406 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8407 Offset addresses are not valid for Altivec or paired float modes.
8409 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8412 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8413 if DECL_INITIAL (decl) is error_mark_node.
8416 * c-common.c (handle_vector_size_attribute): Only allow
8417 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8418 the same way as pointer, array etc. types.
8419 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8422 * tree.c (build_type_attribute_qual_variant): Call
8423 build_qualified_type if attributes are equal, but quals are not.
8425 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8428 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8429 * flags.h (warn_strict_aliasing): Remove.
8430 (warn_strict_overflow): Remove.
8431 * opts.c (warn_strict_aliasing): Remove.
8432 (warn_strict_overflow): Remove.
8433 * c-opts.c (c_common_handle_option): -Wall only sets
8434 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8435 (c_common_post_options): Give default values to -Wstrict-aliasing
8436 and -Wstrict-overflow if they are uninitialized.
8437 * common.opt (Wstrict-aliasing): Specify Var and Init.
8438 (Wstrict-overflow): Likewise.
8440 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8442 PR rtl-optimization/26854
8443 PR rtl-optimization/34400
8444 PR rtl-optimization/34884
8445 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8447 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8448 (df_rd_bb_info.expanded_lr_out): Deleted
8449 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8450 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8451 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8452 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8453 Removed code to allocate, initialize or free expanded_lr_out.
8454 (df_rd_bb_local_compute_process_def): Restructured to make more
8456 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8457 sets if the sets are being trimmed.
8459 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8462 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8463 (as_vers): Likewise.
8464 * configure: Regenerated.
8466 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8469 * tree-pass.h (pass_build_alias): New pass.
8470 * tree-ssa-alias.c (gate_build_alias): New.
8471 (pass_build_alias): New.
8472 * passes.c (init_optimization_passes): Add pass_build_alias after
8473 pass_create_structure_vars.
8475 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
8477 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
8478 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
8479 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
8480 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
8481 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
8482 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
8483 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
8484 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
8485 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
8486 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
8487 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
8488 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
8489 * config/s390/s390.md (FP_ALL): New mode iterator.
8490 (_d): New mode attribute.
8491 ("*signbit<mode>2>"): Changed mode of first operand.
8492 ("isinf<mode>2"): Changed mode of first operand.
8493 ("*TDC_insn"): Adaptation for DFP modes.
8495 2008-01-22 Ben Elliston <bje@au.ibm.com>
8497 * tree.c (check_qualified_type): Improve function description.
8499 2008-01-21 Jason Merrill <jason@redhat.com>
8502 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
8503 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
8506 2008-01-21 DJ Delorie <dj@redhat.com>
8508 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
8511 2008-01-21 Richard Guenther <rguenther@suse.de>
8514 * tree-cfg.c (verify_expr): Allow all invariant expressions
8515 instead of just constant class ones as reference argument.
8516 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
8517 like any other constant.
8518 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8520 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
8522 * regmove.c (fixup_match_1): Update call crossed frequencies.
8524 2008-01-21 Richard Guenther <rguenther@suse.de>
8527 * tree-inline.c (setup_one_parameter): Deal with mismatched
8528 types using a VIEW_CONVERT_EXPR.
8530 2008-01-21 Alon Dayan <alond@il.ibm.com>
8531 Olga Golovanevsky <olga@il.ibm.com>
8533 PR tree-optimization/34701
8534 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
8535 when the structure size is not a power of 2.
8537 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
8539 * doc/install.texi: Add doc for --enable-checking=df.
8541 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
8543 PR rtl-optimization/34808
8544 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
8546 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8548 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
8551 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8553 PR rtl-optimization/26854
8554 PR rtl-optimization/34400
8555 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
8557 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
8558 (df_rd_bb_info.expanded_lr_out): New.
8559 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
8560 * loop_iv.c (iv_analysis_loop_init): Ditto.
8561 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8562 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8563 Added code to allocate, initialize or free expanded_lr_out.
8564 (df_rd_bb_local_compute_process_def): Restructured to make
8565 more understandable.
8566 (df_rd_confluence_n): Add code to do nothing with fake edges and
8567 code to no apply invalidate_by_call sets if the sets are being trimmed.
8568 (df_lr_local_finalize): Renamed to df_lr_finalize.
8569 (df_live_local_finalize): Renamed to df_live_finalize.
8571 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8574 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
8575 deciding whether to use reciprocal instructions.
8577 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
8579 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
8580 dwarf2out_note_section_used if cold_text_section is NULL.
8582 2008-01-19 Jakub Jelinek <jakub@redhat.com>
8584 PR gcov-profile/34610
8585 * tree-cfg.c (make_edges): Mark both outgoing edges from
8586 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
8587 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
8588 from OMP_FOR and OMP_CONTINUE outgoing edges.
8590 * tree-profile.c (tree_profiling): Return early if
8591 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
8593 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
8594 from cfun to child_cfun.
8595 * function.h (struct function): Add after_tree_profile bit.
8597 2008-01-19 Anatoly Sokolov <aesok@post.ru>
8599 * config/avr/avr.S (_exit): Disable interrupt.
8601 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8602 Steven Bosscher <stevenb.gcc@gmail.com>
8604 PR rtl-optimization/26854
8605 PR rtl-optimization/34400
8606 * df-problems.c (df_live_scratch): New scratch bitmap.
8607 (df_live_alloc): Allocate df_live_scratch when doing df_live.
8608 (df_live_reset): Clear the proper bitmaps.
8609 (df_live_bb_local_compute): Only process the artificial defs once
8610 since the order is not important.
8611 (df_live_init): Init the df_live sets only with the variables
8612 found live by df_lr.
8613 (df_live_transfer_function): Use the df_lr sets to prune the
8614 df_live sets as they are being computed.
8615 (df_live_free): Free df_live_scratch.
8617 2008-01-18 Ian Lance Taylor <iant@google.com>
8619 * common.opt: Add fmerge-debug-strings.
8620 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
8621 flag_merge_debug_strings rather than flag_merge_constants.
8622 * doc/invoke.texi (Option Summary): Mention
8623 -fmerge-debug-strings.
8624 (Debugging Options): Document -fmerge-debug-strings.
8626 2008-01-18 Ian Lance Taylor <iant@google.com>
8629 * tree.h (DECL_IS_OPERATOR_NEW): Define.
8630 (struct tree_function_decl): Add new field operator_new_flag.
8631 * tree-inline.c (expand_call_inline): When inlining a call to
8632 operator new, force the return value to go into a variable, and
8633 set DECL_NO_TBAA_P on that variable.
8634 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
8636 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
8639 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
8640 DWARF2_DEBUGGING_INFO.
8641 (dwarf2out_note_section_used): Ditto. Add prototype.
8642 (have_multiple_function_sections, text_section_used,
8643 cold_text_section_used, *cold_text_sections): Move declarations
8646 2008-01-17 Bob Wilson <bob.wilson@acm.org>
8648 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
8649 field and add signal_ra.
8650 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
8651 assignments to frame state pc. Move end of stack check after
8652 MD_FALLBACK_FRAME_STATE_FOR.
8653 (uw_update_context_1): Use frame state signal_regs if set, instead
8654 of checking signal_frame flag.
8655 (uw_update_context): Use frame state signal_ra if set.
8656 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
8657 * config/xtensa/linux-unwind.h: New file.
8659 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
8661 * modulo-sched.c (get_sched_window): Fix comment typo.
8663 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
8665 PR tree-optimization/34648
8666 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
8668 2008-01-17 Anatoly Sokolov <aesok@post.ru>
8670 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
8671 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
8673 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
8675 PR rtl-optimization/34400
8676 * df-core.c (df_worklist_dataflow_overeager,
8677 df_worklist_dataflow_doublequeue): New functions.
8678 (df_worklist_dataflow): Two different worklist solvers.
8679 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
8682 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8685 * doc/invoke.texi: Document the dependence on pthread for fopenmp
8686 and ftree-parallelize-loops.
8688 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
8690 PR rtl-optimization/34826
8691 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
8693 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
8695 * global.c (find_reg): Mark the eh regs as used if necessary.
8696 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
8697 * ra.h (struct allocno): no_eh_reg field added. Changed
8698 no_stack_reg type to bitfield.
8700 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
8702 * tree.c (substitute_in_expr): Add missing 'break'.
8704 2008-01-17 Richard Guenther <rguenther@suse.de>
8706 PR tree-optimization/34825
8707 * tree-ssa-math-opts.c (is_division_by): Do not recognize
8708 x / x as division to handle.
8710 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8712 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
8713 "-pthread" is specified.
8714 * pa-hpux11.h (LIB_SPEC): Likewise.
8716 2008-01-16 Janis Johnson <janis187@us.ibm.com>
8717 Peter Bergner <bergner@vnet.ibm.com>
8719 PR rtl-optimization/33796
8720 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
8722 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8724 PR libgfortran/34699
8725 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
8727 * pa-hpux10.h (LINK_SPEC): Likewise.
8728 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
8730 2008-01-16 Richard Guenther <rguenther@suse.de>
8733 * fold-const.c (fold_convert_const_int_from_int): Do not
8734 set overflow if that occured only because of a sign extension
8735 change when converting from/to a sizetype with the same
8736 precision and signedness.
8738 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8741 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
8742 location address to the correct place. Update copyright year.
8744 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8746 * lambda-code.c (lambda_transform_legal_p): Handle the case of
8747 no dependences in the dependence_relations vector.
8749 2008-01-16 Jan Hubicka <jh@suse.cz>
8751 PR rtl-optimization/31396
8752 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
8753 * cfg.c (dump_reg_info): Print it.
8754 * regs.h (struct reg_info_t): add freq_calls_crossed.
8755 (REG_FREQ_CALLS_CROSSED): New macro.
8756 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
8757 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
8758 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
8759 regmove_optimize): Update call crossed frequencies.
8760 * local-alloc.c (struct qty): Add freq_calls_crossed.
8761 (alloc_qty): Copute freq_calls_crossed.
8762 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
8763 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
8764 * ra.h (struct allocno): Add freq_calls_crossed.
8766 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8768 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
8769 libgomp when compiling with ftree-parallelize-loops.
8770 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
8772 2008-01-16 Richard Guenther <rguenther@suse.de>
8774 PR tree-optimization/34769
8775 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
8776 * tree.c (int_cst_value): Instead make this function more
8777 permissive in what it accepts as valid input. Document this
8778 function always sign-extends the value.
8780 2008-01-16 Jakub Jelinek <jakub@redhat.com>
8781 Richard Guenther <rguenther@suse.de>
8784 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
8785 (gimple_fold_indirect_ref_rhs): ... this.
8786 (gimple_fold_indirect_ref): New function with foldings
8787 that preserve lvalueness.
8788 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
8789 * tree-flow.h (gimple_fold_indirect_ref): Declare.
8790 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
8791 to fold an INDIRECT_REF, fall back to the old use of
8792 fold_indirect_ref_1.
8794 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8796 * tree-data-ref.c (subscript_dependence_tester_1): Call
8797 free_conflict_function.
8798 (compute_self_dependence): Same.
8800 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8803 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
8804 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
8806 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
8807 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
8808 for DWARF2_UNWIND_INFO targets.
8810 2008-01-16 Richard Guenther <rguenther@suse.de>
8813 * c-typeck.c (common_pointer_type): Do not merge inconsistent
8814 type qualifiers for function types.
8816 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
8818 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
8819 loop_iterator li from previous commit.
8821 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
8823 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
8825 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8827 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
8828 (parallelize_loops): Don't parallelize irreducible components.
8830 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8833 * c-opts (c_common_post_options): Do not enable CPP
8834 flag_pedantic_errors by default.
8836 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
8838 PR rtl-optimization/31944
8839 * cse.c (remove_pseudo_from_table): New function.
8840 (merge_equiv_classes): Use above function to remove pseudo-registers.
8841 (invalidate): Likewise.
8843 2008-01-13 Richard Guenther <rguenther@suse.de>
8846 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
8847 instead of TYPE_MODE to deal with calls from expand_one_error_var.
8849 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
8851 * gcse.c (cprop_jump): Call validate_unshare_change instead of
8852 validate_change to unshare the source of the PC set.
8854 2008-01-12 Jan Hubicka <jh@suse.cz>
8857 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
8858 references above array bounds. This might trigger bounds checks for
8861 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8863 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
8864 new_replaceable_dependencies.
8866 2008-01-12 Doug Kwan <dougkwan@google.com>
8868 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
8869 instead of OPT_Wreturn_type in warning due to ignored return type
8871 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
8872 options included in -Wextra.
8873 * c.opt: New option -Wignored_qualifiers.
8874 * doc/invoke.texi (Warning Options, -Wextra): Add new option
8875 -Wignore_qualifiers.
8876 (-Wignored-qualifiers): Document.
8877 (-Wreturn-type): Remove description of functionality now handled
8878 by -Wignored-qualifiers.
8880 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
8883 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
8884 NOP_EXPR if it is between integral types with the same precision.
8886 2008-01-12 Jan Hubicka <jh@suse.cz>
8889 * invoke.texi (max-inline-recursive-depth): Fix default value.
8891 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
8893 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
8896 2008-01-11 Bob Wilson <bob.wilson@acm.org>
8898 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
8900 2008-01-11 James E. Wilson <wilson@specifix.com>
8903 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
8905 2008-01-11 Anatoly Sokolov <aesok@post.ru>
8907 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
8908 save/restore frame pointer register and don't use 'call-prologues'
8909 optimization in function with "OS_task" attribute.
8911 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
8914 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
8915 when copying to memory.
8917 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
8919 PR rtl-optimization/30905
8920 * cfgcleanup.c: Include dce.h
8921 (crossjumps_occured): New global variable.
8922 (try_crossjump_bb): Exit loop after finding a fallthru edge.
8923 If something changed, set crossjumps_occured to true.
8924 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
8925 Don't add/remove fake edges to exit here...
8926 (cleanup_cfg): ...but do it here, when crossjumping.
8927 Run a fast DCE when successful crossjumps occured in the latest
8928 iteration of try_optimize_cfg.
8930 2008-01-11 Richard Guenther <rguenther@suse.de>
8932 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
8933 (struct vn_unary_op_s): Likewise.
8934 (vn_reference_insert): Free old reference on hash collision.
8936 2008-01-10 Raksit Ashok <raksit@google.com>
8938 PR rtl-optimization/27971
8939 * combine.c (find_split_point): Split PLUS expressions which are
8940 inside a MEM rtx, and whose first operand is complex.
8942 2008-01-10 DJ Delorie <dj@redhat.com>
8944 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
8945 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
8946 (m32c_hard_regno_ok): Call the underlying function.
8948 2008-01-10 Richard Guenther <rguenther@suse.de>
8951 * tree-cfg.c (tree_merge_blocks): Do not go through the
8952 full-blown folding and stmt updating path if we just deal
8953 with virtual operands.
8954 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
8955 test for abnormal SSA_NAMEs.
8957 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
8960 * reload.c (push_reload): Add assertions. All constants from
8961 reg_equiv_constant should have been used for replacing the respective
8963 (find_reloads_address): Invoke find_reloads_address_part for
8964 constant taken from the reg_equiv_constant array.
8966 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
8968 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
8969 field (valnum) the first in the struct. Replace bools with
8972 2008-01-10 Richard Guenther <rguenther@suse.de>
8974 PR tree-optimization/34651
8975 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
8976 types and ordering for masking and converting.
8978 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
8980 PR tree-optimization/34017
8981 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
8982 also for PHI_NODE expressions.
8984 2008-01-09 Jan Hubicka <jh@suse.cz>
8986 PR tree-optimization/34708
8987 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
8988 based on number of case labels.
8989 (init_inline_once): Remove switch_cost.
8990 * tree-inline.h (eni_weights_d): Remove switch_cost.
8992 2008-01-09 Richard Guenther <rguenther@suse.de>
8993 Andrew Pinski <andrew_pinski@playstation.sony.com>
8996 * gimplify.c (gimplify_cond_expr): Do not create an addressable
8997 temporary if an rvalue is ok or an lvalue is not required.
8999 2008-01-09 Richard Guenther <rguenther@suse.de>
9002 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9005 2008-01-09 Richard Guenther <rguenther@suse.de>
9008 * tree.c (host_integerp): Check for sizetype only if the
9009 type is an integer type.
9011 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9014 * opts.c (decode_options): Disable inlining of functions called
9015 once if not in unit-at-a-time mode.
9017 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
9019 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
9021 2008-01-08 Richard Guenther <rguenther@suse.de>
9024 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
9025 out early if the result will be unused.
9027 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9032 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9033 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9036 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9038 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9039 for vectorization tuned.
9041 2008-01-08 Richard Guenther <rguenther@suse.de>
9043 PR tree-optimization/34683
9044 * tree-ssa-operands.c (operand_build_cmp): Export.
9045 * tree-ssa-operands.h (operand_build_cmp): Declare.
9046 * tree-vn.c (vuses_compare): Remove.
9047 (sort_vuses): Use operand_build_cmp.
9048 (sort_vuses_heap): Likewise.
9049 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9050 to re-use old VEC if available. Do not sort already sorted VUSEs.
9051 (vdefs_to_vec): Do not sort already sorted VDEFs.
9053 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9056 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9058 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9061 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9062 limitations of reciprocal sequences on x86 targets.
9064 2008-01-08 Richard Guenther <rguenther@suse.de>
9066 PR tree-optimization/34683
9067 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9069 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9072 * config/darwin.c (darwin_mergeable_string_section): Don't use
9073 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9075 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9078 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9079 negxf2. Macroize expander using X87MODEF mode iterator. Change
9080 predicates of op0 and op1 to register_operand.
9081 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9082 expander using X87MODEF mode iterator. Change predicates of
9083 op0 and op1 to register_operand.
9084 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9085 corresponding patterns and macroize using MODEF macro. Change
9086 predicates of op0 and op1 to register_operand and remove
9087 "m" constraint. Disparage "r" alternative with "!".
9088 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9089 macroize using X87MODEF macro. Change predicates of op0 and op1
9090 to register_operand and remove "m" constraint. Disparage "r"
9091 alternative with "!".
9092 (absneg splitter with memory operands): Remove.
9093 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9094 patterns and macroize using X87MODEF mode iterator.
9095 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9096 Change predicate of op1 to register_operand.
9097 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9098 for memory operands.
9100 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9102 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9104 2008-01-07 Richard Guenther <rguenther@suse.de>
9106 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9109 2008-01-07 Richard Guenther <rguenther@suse.de>
9111 PR tree-optimization/34683
9112 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9113 VOPs of the needed size to save memory. Use VEC_quick_push
9114 to save compile-time.
9115 (vdefs_to_vec): Likewise.
9117 2008-01-07 Sa Liu <saliu@de.ibm.com>
9119 * config/spu/spu.md (divdf3): Genetate inline code for double
9120 division. The implementation doesn't handle INF or NAN, therefore it
9121 only applies when -ffinite-math-only is given.
9123 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9126 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9127 * doc/cpp.texi ([Common Predefined Macros]): Document.
9129 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9131 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9132 order to use commutative addition instead of subtraction.
9134 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9135 Mircea Namolaru <namolaru@il.ibm.com>
9136 Vladimir Yanovsky <yanov@il.ibm.com>
9137 Revital Eres <eres@il.ibm.com>
9139 PR tree-optimization/34263
9140 * tree-outof-ssa.c (process_single_block_loop_latch,
9141 contains_tree_r): New functions.
9142 (analyze_edges_for_bb): Call process_single_block_loop_latch
9143 function to empty single-basic-block latch block if possible.
9145 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9147 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9149 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9151 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9153 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9155 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9157 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9159 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9161 PR tree-optimization/34618
9162 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9165 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9168 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9169 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9170 Update copyright year.
9172 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9173 Update copyright year.
9174 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9177 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9179 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9180 edge does not point to current bb before changing need_assert.
9182 2008-01-04 Richard Guenther <rguenther@suse.de>
9185 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9186 for verifying purposes if they are is_gimple_min_invariant.
9188 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9190 PR tree-optimization/34448
9191 PR tree-optimization/34465
9192 * gimplify.c (gimplify_init_constructor): Add new parameter
9193 notify_temp_creation. Use it.
9194 (gimplify_modify_expr_rhs): Take volatiles into account when
9195 optimizing constructors.
9196 Do not optimize constructors if gimplify_init_constructor will dump to
9198 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9199 * gcc.c-torture/compile/pr34448.c: New.
9201 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9203 PR gcov-profile/34609
9204 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9205 return_slot if result is TREE_ADDRESSABLE.
9207 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9209 * config/mips/mips.md (sqrt_condition): Tweak comment.
9210 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9212 2008-01-03 Tom Tromey <tromey@redhat.com>
9215 * c-common.c (c_type_hash): Handle VLAs.
9217 2008-01-03 Jan Hubicka <jh@suse.cz>
9219 PR tree-optimization/31081
9220 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9221 0 when inlining and not inlining to first basic block.
9222 (remap_decl): When var is initialized to 0, don't set default_def.
9223 (expand_call_inline): Set entry_bb.
9224 * tree-inline.h (copy_body_data): Add entry_bb.
9226 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9229 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9232 PR tree-optimization/29484
9233 * tree-inline.c (inline_forbidden_p_2): New function.
9234 (inline_forbidden_p): Disallow inlining if some static var
9235 has an address of a local LABEL_DECL in its initializer.
9236 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9239 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9241 PR tree-optimization/34635
9242 * tree-data-ref.c (add_other_self_distances): Make sure that the
9243 evolution step is constant.
9245 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9248 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9250 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9252 * tree-sra.c (scalarize_init): Insert the generate_element_init
9253 statements after the generate_element_zero statements.
9255 2008-01-02 Richard Guenther <rguenther@suse.de>
9259 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9260 for very large number of operands instead of ICEing.
9262 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9265 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9266 while stack probing.
9268 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9270 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9273 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9276 * tree-mudflap.c (mx_register_decls): Guard warning by
9277 !DECL_ARTIFICIAL check.
9279 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9281 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9282 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9283 sse5_perm<mode>): Fix constraints.
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